Cleanup: declare arrays arrays where possible

150 files changed, 313 insertions, 302 deletions

diff --git a/source/blender/blenfont/intern/blf.c b/source/blender/blenfont/intern/blf.c
index 2f7d5a60a6f..95b074fa2df 100644
--- a/source/blender/blenfont/intern/blf.c
+++ b/source/blender/blenfont/intern/blf.c
@@ -509,7 +509,7 @@ void BLF_color4fv(int fontid, const float rgba[4])
 
 void BLF_color4f(int fontid, float r, float g, float b, float a)
 {
-  float rgba[4] = {r, g, b, a};
+  const float rgba[4] = {r, g, b, a};
   BLF_color4fv(fontid, rgba);
 }
 
@@ -523,7 +523,7 @@ void BLF_color3fv_alpha(int fontid, const float rgb[3], float alpha)
 
 void BLF_color3f(int fontid, float r, float g, float b)
 {
-  float rgba[4] = {r, g, b, 1.0f};
+  const float rgba[4] = {r, g, b, 1.0f};
   BLF_color4fv(fontid, rgba);
 }
 
diff --git a/source/blender/blenkernel/intern/boids.c b/source/blender/blenkernel/intern/boids.c
index a0da1b1677d..a7324ffe738 100644
--- a/source/blender/blenkernel/intern/boids.c
+++ b/source/blender/blenkernel/intern/boids.c
@@ -873,7 +873,7 @@ static Object *boid_find_ground(BoidBrainData *bbd,
     return bpa->ground;
   }
 
-  float zvec[3] = {0.0f, 0.0f, 2000.0f};
+  const float zvec[3] = {0.0f, 0.0f, 2000.0f};
   ParticleCollision col;
   ColliderCache *coll;
   BVHTreeRayHit hit;
diff --git a/source/blender/blenkernel/intern/brush.c b/source/blender/blenkernel/intern/brush.c
index 39fbea66637..ce0249c71ce 100644
--- a/source/blender/blenkernel/intern/brush.c
+++ b/source/blender/blenkernel/intern/brush.c
@@ -1740,7 +1740,7 @@ float BKE_brush_sample_tex_3d(const Scene *scene,
   }
   else if (mtex->brush_map_mode == MTEX_MAP_MODE_STENCIL) {
     float rotation = -mtex->rot;
-    float point_2d[2] = {point[0], point[1]};
+    const float point_2d[2] = {point[0], point[1]};
     float x, y;
     float co[3];
 
@@ -1770,7 +1770,7 @@ float BKE_brush_sample_tex_3d(const Scene *scene,
   }
   else {
     float rotation = -mtex->rot;
-    float point_2d[2] = {point[0], point[1]};
+    const float point_2d[2] = {point[0], point[1]};
     float x = 0.0f, y = 0.0f; /* Quite warnings */
     float invradius = 1.0f;   /* Quite warnings */
     float co[3];
@@ -1853,7 +1853,7 @@ float BKE_brush_sample_masktex(
   }
   if (mtex->brush_map_mode == MTEX_MAP_MODE_STENCIL) {
     float rotation = -mtex->rot;
-    float point_2d[2] = {point[0], point[1]};
+    const float point_2d[2] = {point[0], point[1]};
     float x, y;
     float co[3];
 
@@ -1883,7 +1883,7 @@ float BKE_brush_sample_masktex(
   }
   else {
     float rotation = -mtex->rot;
-    float point_2d[2] = {point[0], point[1]};
+    const float point_2d[2] = {point[0], point[1]};
     float x = 0.0f, y = 0.0f; /* Quite warnings */
     float invradius = 1.0f;   /* Quite warnings */
     float co[3];
diff --git a/source/blender/blenkernel/intern/cloth.c b/source/blender/blenkernel/intern/cloth.c
index 467bd68c631..aa534250554 100644
--- a/source/blender/blenkernel/intern/cloth.c
+++ b/source/blender/blenkernel/intern/cloth.c
@@ -825,7 +825,7 @@ static int cloth_from_object(
   MVert *mvert = NULL;
   ClothVertex *verts = NULL;
   float(*shapekey_rest)[3] = NULL;
-  float tnull[3] = {0, 0, 0};
+  const float tnull[3] = {0, 0, 0};
 
   // If we have a clothObject, free it.
   if (clmd->clothObject != NULL) {
diff --git a/source/blender/blenkernel/intern/curve.c b/source/blender/blenkernel/intern/curve.c
index e126fb7f632..735ffdea86e 100644
--- a/source/blender/blenkernel/intern/curve.c
+++ b/source/blender/blenkernel/intern/curve.c
@@ -2301,7 +2301,7 @@ static void make_bevel_list_3D_tangent(BevList *bl)
   while (nr--) {
     /* make perpendicular, modify tan in place, is ok */
     float cross_tmp[3];
-    float zero[3] = {0, 0, 0};
+    const float zero[3] = {0, 0, 0};
 
     cross_v3_v3v3(cross_tmp, bevp1->tan, bevp1->dir);
     normalize_v3(cross_tmp);
diff --git a/source/blender/blenkernel/intern/curveprofile.c b/source/blender/blenkernel/intern/curveprofile.c
index 0c9b71fad5d..068f8845e64 100644
--- a/source/blender/blenkernel/intern/curveprofile.c
+++ b/source/blender/blenkernel/intern/curveprofile.c
@@ -254,7 +254,7 @@ void BKE_curveprofile_remove_by_flag(CurveProfile *profile, const short flag)
 CurveProfilePoint *BKE_curveprofile_insert(CurveProfile *profile, float x, float y)
 {
   CurveProfilePoint *new_pt = NULL;
-  float new_loc[2] = {x, y};
+  const float new_loc[2] = {x, y};
 
   /* Don't add more control points  than the maximum size of the higher resolution table. */
   if (profile->path_len == PROF_TABLE_MAX - 1) {
@@ -266,8 +266,8 @@ CurveProfilePoint *BKE_curveprofile_insert(CurveProfile *profile, float x, float
   float min_distance = FLT_MAX;
   int i_insert = 0;
   for (int i = 0; i < profile->path_len - 1; i++) {
-    float loc1[2] = {profile->path[i].x, profile->path[i].y};
-    float loc2[2] = {profile->path[i + 1].x, profile->path[i + 1].y};
+    const float loc1[2] = {profile->path[i].x, profile->path[i].y};
+    const float loc2[2] = {profile->path[i + 1].x, profile->path[i + 1].y};
 
     distance = dist_squared_to_line_segment_v2(new_loc, loc1, loc2);
     if (distance < min_distance) {
diff --git a/source/blender/blenkernel/intern/dynamicpaint.c b/source/blender/blenkernel/intern/dynamicpaint.c
index 62fb7a937b2..b017f3b179f 100644
--- a/source/blender/blenkernel/intern/dynamicpaint.c
+++ b/source/blender/blenkernel/intern/dynamicpaint.c
@@ -2675,7 +2675,7 @@ static void dynamic_paint_find_island_border(const DynamicPaintCreateUVSurfaceDa
 
     int w = bdata->w, h = bdata->h, px = bdata->px, py = bdata->py;
 
-    int final_pixel[2] = {(int)floorf(tgt_pixel[0] * w), (int)floorf(tgt_pixel[1] * h)};
+    const int final_pixel[2] = {(int)floorf(tgt_pixel[0] * w), (int)floorf(tgt_pixel[1] * h)};
 
     /* If current pixel uv is outside of texture */
     if (final_pixel[0] < 0 || final_pixel[0] >= w || final_pixel[1] < 0 || final_pixel[1] >= h) {
diff --git a/source/blender/blenkernel/intern/fluid.c b/source/blender/blenkernel/intern/fluid.c
index 6acff73957c..8aebbbefb31 100644
--- a/source/blender/blenkernel/intern/fluid.c
+++ b/source/blender/blenkernel/intern/fluid.c
@@ -955,7 +955,7 @@ static void obstacles_from_mesh_task_cb(void *__restrict userdata,
     for (int y = data->min[1]; y < data->max[1]; y++) {
       const int index = manta_get_index(
           x - bb->min[0], bb->res[0], y - bb->min[1], bb->res[1], z - bb->min[2]);
-      float ray_start[3] = {(float)x + 0.5f, (float)y + 0.5f, (float)z + 0.5f};
+      const float ray_start[3] = {(float)x + 0.5f, (float)y + 0.5f, (float)z + 0.5f};
 
       /* Calculate object velocities. Result in bb->velocity. */
       sample_effector(data->fes,
diff --git a/source/blender/blenkernel/intern/hair.c b/source/blender/blenkernel/intern/hair.c
index 90761d24b73..2905bfc978a 100644
--- a/source/blender/blenkernel/intern/hair.c
+++ b/source/blender/blenkernel/intern/hair.c
@@ -202,8 +202,8 @@ BoundBox *BKE_hair_boundbox_get(Object *ob)
     for (int a = 0; a < hair->totpoint; a++) {
       float *co = hair_co[a];
       float radius = (hair_radius) ? hair_radius[a] : 0.0f;
-      float co_min[3] = {co[0] - radius, co[1] - radius, co[2] - radius};
-      float co_max[3] = {co[0] + radius, co[1] + radius, co[2] + radius};
+      const float co_min[3] = {co[0] - radius, co[1] - radius, co[2] - radius};
+      const float co_max[3] = {co[0] + radius, co[1] + radius, co[2] + radius};
       DO_MIN(co_min, min);
       DO_MAX(co_max, max);
     }
diff --git a/source/blender/blenkernel/intern/particle.c b/source/blender/blenkernel/intern/particle.c
index 44c24f5a4d1..363706ca969 100644
--- a/source/blender/blenkernel/intern/particle.c
+++ b/source/blender/blenkernel/intern/particle.c
@@ -1917,7 +1917,7 @@ static void psys_particle_on_shape(int UNUSED(distr),
                                    float orco[3])
 {
   /* TODO */
-  float zerovec[3] = {0.0f, 0.0f, 0.0f};
+  const float zerovec[3] = {0.0f, 0.0f, 0.0f};
   if (vec) {
     copy_v3_v3(vec, zerovec);
   }
@@ -2168,10 +2168,10 @@ int do_guides(Depsgraph *depsgraph,
 
       {
         ParticleKey key;
-        float par_co[3] = {0.0f, 0.0f, 0.0f};
-        float par_vel[3] = {0.0f, 0.0f, 0.0f};
-        float par_rot[4] = {1.0f, 0.0f, 0.0f, 0.0f};
-        float orco_offset[3] = {0.0f, 0.0f, 0.0f};
+        const float par_co[3] = {0.0f, 0.0f, 0.0f};
+        const float par_vel[3] = {0.0f, 0.0f, 0.0f};
+        const float par_rot[4] = {1.0f, 0.0f, 0.0f, 0.0f};
+        const float orco_offset[3] = {0.0f, 0.0f, 0.0f};
 
         copy_v3_v3(key.co, vec_to_point);
         do_kink(&key,
@@ -4692,7 +4692,7 @@ int psys_get_particle_state(ParticleSimulationData *sim, int p, ParticleKey *sta
     float mat[4][4];
     ParticleKey *key1;
     float t = (cfra - pa->time) / pa->lifetime;
-    float par_orco[3] = {0.0f, 0.0f, 0.0f};
+    const float par_orco[3] = {0.0f, 0.0f, 0.0f};
 
     key1 = &pa->state;
     offset_child(cpa, key1, key1->rot, state, part->childflat, part->childrad);
diff --git a/source/blender/blenkernel/intern/particle_system.c b/source/blender/blenkernel/intern/particle_system.c
index e74c13680e2..7bfc0ca764f 100644
--- a/source/blender/blenkernel/intern/particle_system.c
+++ b/source/blender/blenkernel/intern/particle_system.c
@@ -4365,7 +4365,7 @@ static void particles_fluid_step(ParticleSimulationData *sim,
           max_size = MAX3(size[0] / (float)upres, size[1] / (float)upres, size[2] / (float)upres);
 
           /* Set particle position. */
-          float posParticle[3] = {posX, posY, posZ};
+          const float posParticle[3] = {posX, posY, posZ};
           copy_v3_v3(pa->state.co, posParticle);
 
           /* Normalize to unit cube around 0. */
@@ -4398,7 +4398,7 @@ static void particles_fluid_step(ParticleSimulationData *sim,
           pa->state.co[0], pa->state.co[1], pa->state.co[2]);
 #  endif
           /* Set particle velocity. */
-          float velParticle[3] = {velX, velY, velZ};
+          const float velParticle[3] = {velX, velY, velZ};
           copy_v3_v3(pa->state.vel, velParticle);
           mul_v3_fl(pa->state.vel, fds->dx);
 #  if 0
diff --git a/source/blender/blenkernel/intern/pbvh.c b/source/blender/blenkernel/intern/pbvh.c
index fade3dad136..1dd22a0a28d 100644
--- a/source/blender/blenkernel/intern/pbvh.c
+++ b/source/blender/blenkernel/intern/pbvh.c
@@ -2345,7 +2345,7 @@ void BKE_pbvh_raycast_project_ray_root(
     struct IsectRayAABB_Precalc ray;
     float ray_normal_inv[3];
     float offset = 1.0f + 1e-3f;
-    float offset_vec[3] = {1e-3f, 1e-3f, 1e-3f};
+    const float offset_vec[3] = {1e-3f, 1e-3f, 1e-3f};
 
     if (original) {
       BKE_pbvh_node_get_original_BB(pbvh->nodes, bb_min_root, bb_max_root);
diff --git a/source/blender/blenkernel/intern/pointcloud.c b/source/blender/blenkernel/intern/pointcloud.c
index df5d93beccb..21889acba3c 100644
--- a/source/blender/blenkernel/intern/pointcloud.c
+++ b/source/blender/blenkernel/intern/pointcloud.c
@@ -169,8 +169,8 @@ BoundBox *BKE_pointcloud_boundbox_get(Object *ob)
     for (int a = 0; a < pointcloud->totpoint; a++) {
       float *co = pointcloud_co[a];
       float radius = (pointcloud_radius) ? pointcloud_radius[a] : 0.0f;
-      float co_min[3] = {co[0] - radius, co[1] - radius, co[2] - radius};
-      float co_max[3] = {co[0] + radius, co[1] + radius, co[2] + radius};
+      const float co_min[3] = {co[0] - radius, co[1] - radius, co[2] - radius};
+      const float co_max[3] = {co[0] + radius, co[1] + radius, co[2] + radius};
       DO_MIN(co_min, min);
       DO_MAX(co_max, max);
     }
diff --git a/source/blender/blenkernel/intern/seqmodifier.c b/source/blender/blenkernel/intern/seqmodifier.c
index 0bf7fffb833..a38fe252731 100644
--- a/source/blender/blenkernel/intern/seqmodifier.c
+++ b/source/blender/blenkernel/intern/seqmodifier.c
@@ -393,8 +393,8 @@ static void curves_apply(struct SequenceModifierData *smd, ImBuf *ibuf, ImBuf *m
 {
   CurvesModifierData *cmd = (CurvesModifierData *)smd;
 
-  float black[3] = {0.0f, 0.0f, 0.0f};
-  float white[3] = {1.0f, 1.0f, 1.0f};
+  const float black[3] = {0.0f, 0.0f, 0.0f};
+  const float white[3] = {1.0f, 1.0f, 1.0f};
 
   BKE_curvemapping_init(&cmd->curve_mapping);
 
diff --git a/source/blender/blenkernel/intern/sequencer.c b/source/blender/blenkernel/intern/sequencer.c
index a02e4b2052c..6cdebcab904 100644
--- a/source/blender/blenkernel/intern/sequencer.c
+++ b/source/blender/blenkernel/intern/sequencer.c
@@ -2422,7 +2422,7 @@ static void color_balance_byte_float(StripColorBalance *cb_,
 
   while (p < e) {
     if (m) {
-      float t[3] = {m[0] / 255.0f, m[1] / 255.0f, m[2] / 255.0f};
+      const float t[3] = {m[0] / 255.0f, m[1] / 255.0f, m[2] / 255.0f};
 
       p[0] = p[0] * (1.0f - t[0]) + t[0] * cb_tab[0][p[0]];
       p[1] = p[1] * (1.0f - t[1]) + t[1] * cb_tab[1][p[1]];
diff --git a/source/blender/blenkernel/intern/shrinkwrap.c b/source/blender/blenkernel/intern/shrinkwrap.c
index 25859e55d27..0ff5bdda9e9 100644
--- a/source/blender/blenkernel/intern/shrinkwrap.c
+++ b/source/blender/blenkernel/intern/shrinkwrap.c
@@ -760,7 +760,7 @@ static void target_project_tri_deviation(void *userdata, const float x[3], float
 {
   TargetProjectTriData *data = userdata;
 
-  float w[3] = {x[0], x[1], 1.0f - x[0] - x[1]};
+  const float w[3] = {x[0], x[1], 1.0f - x[0] - x[1]};
   interp_v3_v3v3v3(data->co_interp, data->vtri_co[0], data->vtri_co[1], data->vtri_co[2], w);
   interp_v3_v3v3v3(data->no_interp, data->vtri_no[0], data->vtri_no[1], data->vtri_no[2], w);
 
diff --git a/source/blender/blenkernel/intern/studiolight.c b/source/blender/blenkernel/intern/studiolight.c
index ade5befeebf..68626bdc8dd 100644
--- a/source/blender/blenkernel/intern/studiolight.c
+++ b/source/blender/blenkernel/intern/studiolight.c
@@ -1243,7 +1243,7 @@ static int studiolight_cmp(const void *a, const void *b)
 static uint alpha_circle_mask(float u, float v, float inner_edge, float outer_edge)
 {
   /* Coords from center. */
-  float co[2] = {u - 0.5f, v - 0.5f};
+  const float co[2] = {u - 0.5f, v - 0.5f};
   float dist = len_v2(co);
   float alpha = 1.0f + (inner_edge - dist) / (outer_edge - inner_edge);
   uint mask = (uint)floorf(255.0f * min_ff(max_ff(alpha, 0.0f), 1.0f));
@@ -1275,7 +1275,7 @@ static void studiolight_radiance_preview(uint *icon_buffer, StudioLight *sl)
     uint alphamask = alpha_circle_mask(dx, dy, 0.5f - texel_size[0], 0.5f);
     if (alphamask != 0) {
       float normal[3], direction[3], color[4];
-      float incoming[3] = {0.0f, 0.0f, -1.0f};
+      const float incoming[3] = {0.0f, 0.0f, -1.0f};
       sphere_normal_from_uv(normal, dx, dy);
       reflect_v3_v3v3(direction, incoming, normal);
       /* We want to see horizon not poles. */
diff --git a/source/blender/blenkernel/intern/subdiv_foreach.c b/source/blender/blenkernel/intern/subdiv_foreach.c
index 9202635210c..37cca12721a 100644
--- a/source/blender/blenkernel/intern/subdiv_foreach.c
+++ b/source/blender/blenkernel/intern/subdiv_foreach.c
@@ -1040,7 +1040,7 @@ static void subdiv_foreach_boundary_edges(SubdivForeachTaskContext *ctx,
 
 static void rotate_indices(const int rot, int *a, int *b, int *c, int *d)
 {
-  int values[4] = {*a, *b, *c, *d};
+  const int values[4] = {*a, *b, *c, *d};
   *a = values[(0 - rot + 4) % 4];
   *b = values[(1 - rot + 4) % 4];
   *c = values[(2 - rot + 4) % 4];
diff --git a/source/blender/blenkernel/intern/tracking_stabilize.c b/source/blender/blenkernel/intern/tracking_stabilize.c
index 65eb3d89420..46e3e10b01b 100644
--- a/source/blender/blenkernel/intern/tracking_stabilize.c
+++ b/source/blender/blenkernel/intern/tracking_stabilize.c
@@ -1092,7 +1092,7 @@ static void stabilization_data_to_mat4(float pixel_aspect,
 {
   float translation_mat[4][4], rotation_mat[4][4], scale_mat[4][4], pivot_mat[4][4],
       inv_pivot_mat[4][4], aspect_mat[4][4], inv_aspect_mat[4][4];
-  float scale_vector[3] = {scale, scale, 1.0f};
+  const float scale_vector[3] = {scale, scale, 1.0f};
 
   unit_m4(translation_mat);
   unit_m4(rotation_mat);
diff --git a/source/blender/blenlib/intern/lasso_2d.c b/source/blender/blenlib/intern/lasso_2d.c
index f2cc8d42de7..a3b111cf0f2 100644
--- a/source/blender/blenlib/intern/lasso_2d.c
+++ b/source/blender/blenlib/intern/lasso_2d.c
@@ -61,7 +61,7 @@ bool BLI_lasso_is_point_inside(const int mcoords[][2],
     return false;
   }
 
-  int pt[2] = {sx, sy};
+  const int pt[2] = {sx, sy};
   return isect_point_poly_v2_int(pt, mcoords, mcoords_len, true);
 }
 
diff --git a/source/blender/blenlib/intern/math_geom.c b/source/blender/blenlib/intern/math_geom.c
index ce83b522178..eff58f305d2 100644
--- a/source/blender/blenlib/intern/math_geom.c
+++ b/source/blender/blenlib/intern/math_geom.c
@@ -2094,7 +2094,7 @@ bool isect_ray_seg_v2(const float ray_origin[2],
   det = cross_v2v2(ray_direction, s10);
   if (det != 0.0f) {
     const float v = cross_v2v2(v0_local, v1_local);
-    float p[2] = {(ray_direction[0] * v) / det, (ray_direction[1] * v) / det};
+    const float p[2] = {(ray_direction[0] * v) / det, (ray_direction[1] * v) / det};
 
     const float t = (dot_v2v2(p, ray_direction) / dot_v2v2(ray_direction, ray_direction));
     if ((t >= 0.0f) == 0) {
@@ -5106,7 +5106,7 @@ void map_to_sphere(float *r_u, float *r_v, const float x, const float y, const f
 
 void map_to_plane_v2_v3v3(float r_co[2], const float co[3], const float no[3])
 {
-  float target[3] = {0.0f, 0.0f, 1.0f};
+  const float target[3] = {0.0f, 0.0f, 1.0f};
   float axis[3];
 
   cross_v3_v3v3(axis, no, target);
diff --git a/source/blender/blenlib/intern/math_interp.c b/source/blender/blenlib/intern/math_interp.c
index 6277b1cd9dc..13a1816f1bd 100644
--- a/source/blender/blenlib/intern/math_interp.c
+++ b/source/blender/blenlib/intern/math_interp.c
@@ -286,7 +286,7 @@ BLI_INLINE void bilinear_interpolation(const unsigned char *byte_buffer,
 
   if (float_output) {
     const float *row1, *row2, *row3, *row4;
-    float empty[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+    const float empty[4] = {0.0f, 0.0f, 0.0f, 0.0f};
 
     /* pixel value must be already wrapped, however values at boundaries may flip */
     if (wrap_x) {
diff --git a/source/blender/bmesh/intern/bmesh_interp.c b/source/blender/bmesh/intern/bmesh_interp.c
index e8298f4dffc..4bc7a74a3f7 100644
--- a/source/blender/bmesh/intern/bmesh_interp.c
+++ b/source/blender/bmesh/intern/bmesh_interp.c
@@ -295,7 +295,7 @@ static bool quad_co(const float v1[3],
                     float r_uv[2])
 {
   float projverts[5][3], n2[3];
-  float origin[2] = {0.0f, 0.0f};
+  const float origin[2] = {0.0f, 0.0f};
   int i;
 
   /* project points into 2d along normal */
diff --git a/source/blender/bmesh/tools/bmesh_bevel.c b/source/blender/bmesh/tools/bmesh_bevel.c
index f263392bdd2..8900d5b8209 100644
--- a/source/blender/bmesh/tools/bmesh_bevel.c
+++ b/source/blender/bmesh/tools/bmesh_bevel.c
@@ -1919,9 +1919,11 @@ static void calculate_profile_segments(const Profile *profile,
     }
     else {
       if (use_map) {
-        float p[3] = {reversed ? (float)yvals[ns - k] : (float)xvals[k],
-                      reversed ? (float)xvals[ns - k] : (float)yvals[k],
-                      0.0f};
+        const float p[3] = {
+            reversed ? (float)yvals[ns - k] : (float)xvals[k],
+            reversed ? (float)xvals[ns - k] : (float)yvals[k],
+            0.0f,
+        };
         /* Do the 2D->3D transformation of the profile coordinates. */
         mul_v3_m4v3(co, map, p);
       }
diff --git a/source/blender/bmesh/tools/bmesh_intersect.c b/source/blender/bmesh/tools/bmesh_intersect.c
index 6426fe9c687..371d8d59d6c 100644
--- a/source/blender/bmesh/tools/bmesh_intersect.c
+++ b/source/blender/bmesh/tools/bmesh_intersect.c
@@ -898,7 +898,7 @@ static int isect_bvhtree_point_v3(BVHTree *tree, const float **looptris, const f
       &z_buffer,
   };
   BVHTreeRayHit hit = {0};
-  float dir[3] = {1.0f, 0.0f, 0.0f};
+  const float dir[3] = {1.0f, 0.0f, 0.0f};
 
   /* Need to initialize hit even tho it's not used.
    * This is to make it so kd-tree believes we didn't intersect anything and
diff --git a/source/blender/draw/engines/eevee/eevee_depth_of_field.c b/source/blender/draw/engines/eevee/eevee_depth_of_field.c
index 05cd6426911..1d8082538a8 100644
--- a/source/blender/draw/engines/eevee/eevee_depth_of_field.c
+++ b/source/blender/draw/engines/eevee/eevee_depth_of_field.c
@@ -261,7 +261,7 @@ void EEVEE_depth_of_field_draw(EEVEE_Data *vedata)
 
   /* Depth Of Field */
   if ((effects->enabled_effects & EFFECT_DOF) != 0) {
-    float clear_col[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+    const float clear_col[4] = {0.0f, 0.0f, 0.0f, 0.0f};
 
     /* Downsample */
     GPU_framebuffer_bind(fbl->dof_down_fb);
diff --git a/source/blender/draw/engines/eevee/eevee_effects.c b/source/blender/draw/engines/eevee/eevee_effects.c
index f6e74c6822c..365ba0afaac 100644
--- a/source/blender/draw/engines/eevee/eevee_effects.c
+++ b/source/blender/draw/engines/eevee/eevee_effects.c
@@ -138,7 +138,7 @@ void EEVEE_effects_init(EEVEE_ViewLayerData *sldata,
   DefaultTextureList *dtxl = DRW_viewport_texture_list_get();
 
   const float *viewport_size = DRW_viewport_size_get();
-  int size_fs[2] = {(int)viewport_size[0], (int)viewport_size[1]};
+  const int size_fs[2] = {(int)viewport_size[0], (int)viewport_size[1]};
 
   /* Shaders */
   if (!e_data.downsample_sh) {
diff --git a/source/blender/draw/engines/eevee/eevee_engine.c b/source/blender/draw/engines/eevee/eevee_engine.c
index d77c6600026..72f008ea66a 100644
--- a/source/blender/draw/engines/eevee/eevee_engine.c
+++ b/source/blender/draw/engines/eevee/eevee_engine.c
@@ -217,10 +217,10 @@ static void eevee_draw_scene(void *vedata)
   }
 
   while (loop_len--) {
-    float clear_col[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+    const float clear_col[4] = {0.0f, 0.0f, 0.0f, 0.0f};
     float clear_depth = 1.0f;
     uint clear_stencil = 0x0;
-    uint primes[3] = {2, 3, 7};
+    const uint primes[3] = {2, 3, 7};
     double offset[3] = {0.0, 0.0, 0.0};
     double r[3];
 
diff --git a/source/blender/draw/engines/eevee/eevee_lightcache.c b/source/blender/draw/engines/eevee/eevee_lightcache.c
index 38f5536170e..cb41d3dbd8d 100644
--- a/source/blender/draw/engines/eevee/eevee_lightcache.c
+++ b/source/blender/draw/engines/eevee/eevee_lightcache.c
@@ -863,7 +863,7 @@ static void eevee_lightbake_cache_create(EEVEE_Data *vedata, EEVEE_LightBake *lb
 
   /* HACK: set txl->color but unset it before Draw Manager frees it. */
   txl->color = lbake->rt_color;
-  int viewport_size[2] = {
+  const int viewport_size[2] = {
       GPU_texture_width(txl->color),
       GPU_texture_height(txl->color),
   };
diff --git a/source/blender/draw/engines/eevee/eevee_lightprobes.c b/source/blender/draw/engines/eevee/eevee_lightprobes.c
index 47a913640c7..0f4a9dc79b6 100644
--- a/source/blender/draw/engines/eevee/eevee_lightprobes.c
+++ b/source/blender/draw/engines/eevee/eevee_lightprobes.c
@@ -1112,7 +1112,7 @@ void EEVEE_lightbake_filter_diffuse(EEVEE_ViewLayerData *sldata,
 #if defined(IRRADIANCE_SH_L2)
   int size[2] = {3, 3};
 #elif defined(IRRADIANCE_HL2)
-  int size[2] = {3, 2};
+  const int size[2] = {3, 2};
   pinfo->samples_len = 1024.0f;
 #endif
 
diff --git a/source/blender/draw/engines/eevee/eevee_lookdev.c b/source/blender/draw/engines/eevee/eevee_lookdev.c
index 403a8e2af55..f79d90500bd 100644
--- a/source/blender/draw/engines/eevee/eevee_lookdev.c
+++ b/source/blender/draw/engines/eevee/eevee_lookdev.c
@@ -245,7 +245,7 @@ static void eevee_lookdev_apply_taa(const EEVEE_EffectsInfo *effects,
   if (DRW_state_is_image_render() || ((effects->enabled_effects & EFFECT_TAA) != 0)) {
     double ht_point[2];
     double ht_offset[2] = {0.0, 0.0};
-    uint ht_primes[2] = {2, 3};
+    const uint ht_primes[2] = {2, 3};
     float ofs[2];
 
     BLI_halton_2d(ht_primes, ht_offset, effects->taa_current_sample, ht_point);
diff --git a/source/blender/draw/engines/eevee/eevee_materials.c b/source/blender/draw/engines/eevee/eevee_materials.c
index 4f97fe99b27..fb07208be47 100644
--- a/source/blender/draw/engines/eevee/eevee_materials.c
+++ b/source/blender/draw/engines/eevee/eevee_materials.c
@@ -907,7 +907,7 @@ static void material_renderpass_init(EEVEE_FramebufferList *fbl,
   DRW_texture_ensure_fullscreen_2d(output_tx, format, 0);
   /* Clear texture. */
   if (do_clear) {
-    float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+    const float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
     /* TODO(fclem) replace by GPU_texture_clear once it is fast. */
     GPU_framebuffer_texture_attach(fbl->material_accum_fb, *output_tx, 0, 0);
     GPU_framebuffer_bind(fbl->material_accum_fb);
diff --git a/source/blender/draw/engines/eevee/eevee_mist.c b/source/blender/draw/engines/eevee/eevee_mist.c
index d2f3a13eb7c..cfac6cc4d62 100644
--- a/source/blender/draw/engines/eevee/eevee_mist.c
+++ b/source/blender/draw/engines/eevee/eevee_mist.c
@@ -53,7 +53,7 @@ void EEVEE_mist_output_init(EEVEE_ViewLayerData *sldata, EEVEE_Data *vedata)
   EEVEE_PrivateData *g_data = stl->g_data;
   Scene *scene = draw_ctx->scene;
 
-  float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+  const float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
 
   if (e_data.mist_sh == NULL) {
     DRWShaderLibrary *lib = EEVEE_shader_lib_get();
diff --git a/source/blender/draw/engines/eevee/eevee_motion_blur.c b/source/blender/draw/engines/eevee/eevee_motion_blur.c
index 4e49136a6bc..2a315927015 100644
--- a/source/blender/draw/engines/eevee/eevee_motion_blur.c
+++ b/source/blender/draw/engines/eevee/eevee_motion_blur.c
@@ -117,8 +117,10 @@ int EEVEE_motion_blur_init(EEVEE_ViewLayerData *UNUSED(sldata), EEVEE_Data *veda
     }
 
     const float *fs_size = DRW_viewport_size_get();
-    int tx_size[2] = {1 + ((int)fs_size[0] / EEVEE_VELOCITY_TILE_SIZE),
-                      1 + ((int)fs_size[1] / EEVEE_VELOCITY_TILE_SIZE)};
+    const int tx_size[2] = {
+        1 + ((int)fs_size[0] / EEVEE_VELOCITY_TILE_SIZE),
+        1 + ((int)fs_size[1] / EEVEE_VELOCITY_TILE_SIZE),
+    };
 
     effects->velocity_tiles_x_tx = DRW_texture_pool_query_2d(
         tx_size[0], fs_size[1], GPU_RGBA16, &draw_engine_eevee_type);
@@ -173,8 +175,10 @@ void EEVEE_motion_blur_cache_init(EEVEE_ViewLayerData *UNUSED(sldata), EEVEE_Dat
 
   if ((effects->enabled_effects & EFFECT_MOTION_BLUR) != 0) {
     const float *fs_size = DRW_viewport_size_get();
-    int tx_size[2] = {GPU_texture_width(effects->velocity_tiles_tx),
-                      GPU_texture_height(effects->velocity_tiles_tx)};
+    const int tx_size[2] = {
+        GPU_texture_width(effects->velocity_tiles_tx),
+        GPU_texture_height(effects->velocity_tiles_tx),
+    };
 
     eevee_motion_blur_sync_camera(vedata);
 
diff --git a/source/blender/draw/engines/eevee/eevee_occlusion.c b/source/blender/draw/engines/eevee/eevee_occlusion.c
index 1929bbb9b98..9aae801197f 100644
--- a/source/blender/draw/engines/eevee/eevee_occlusion.c
+++ b/source/blender/draw/engines/eevee/eevee_occlusion.c
@@ -74,7 +74,7 @@ int EEVEE_occlusion_init(EEVEE_ViewLayerData *sldata, EEVEE_Data *vedata)
   const Scene *scene_eval = DEG_get_evaluated_scene(draw_ctx->depsgraph);
 
   if (!e_data.dummy_horizon_tx) {
-    float pixel[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+    const float pixel[4] = {0.0f, 0.0f, 0.0f, 0.0f};
     e_data.dummy_horizon_tx = DRW_texture_create_2d(1, 1, GPU_RGBA8, DRW_TEX_WRAP, pixel);
   }
 
@@ -143,7 +143,7 @@ void EEVEE_occlusion_output_init(EEVEE_ViewLayerData *sldata, EEVEE_Data *vedata
     const eGPUTextureFormat texture_format = (tot_samples > 128) ? GPU_R32F : GPU_R16F;
 
     DefaultTextureList *dtxl = DRW_viewport_texture_list_get();
-    float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+    const float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
 
     /* Should be enough precision for many samples. */
     DRW_texture_ensure_fullscreen_2d(&txl->ao_accum, texture_format, 0);
diff --git a/source/blender/draw/engines/eevee/eevee_render.c b/source/blender/draw/engines/eevee/eevee_render.c
index b6b8833b1da..62698bc5da3 100644
--- a/source/blender/draw/engines/eevee/eevee_render.c
+++ b/source/blender/draw/engines/eevee/eevee_render.c
@@ -93,8 +93,10 @@ bool EEVEE_render_init(EEVEE_Data *ved, RenderEngine *engine, struct Depsgraph *
     copy_v4_fl4(camtexcofac, 1.0f, 1.0f, 0.0f, 0.0f);
   }
 
-  int final_res[2] = {size_orig[0] + g_data->overscan_pixels * 2.0f,
-                      size_orig[1] + g_data->overscan_pixels * 2.0f};
+  const int final_res[2] = {
+      size_orig[0] + g_data->overscan_pixels * 2.0f,
+      size_orig[1] + g_data->overscan_pixels * 2.0f,
+  };
 
   int max_dim = max_ii(final_res[0], final_res[1]);
   if (max_dim > GPU_max_texture_size()) {
@@ -523,10 +525,10 @@ void EEVEE_render_draw(EEVEE_Data *vedata, RenderEngine *engine, RenderLayer *rl
   }
 
   while (render_samples < tot_sample && !RE_engine_test_break(engine)) {
-    float clear_col[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+    const float clear_col[4] = {0.0f, 0.0f, 0.0f, 0.0f};
     float clear_depth = 1.0f;
     uint clear_stencil = 0x00;
-    uint primes[3] = {2, 3, 7};
+    const uint primes[3] = {2, 3, 7};
     double offset[3] = {0.0, 0.0, 0.0};
     double r[3];
 
diff --git a/source/blender/draw/engines/eevee/eevee_sampling.c b/source/blender/draw/engines/eevee/eevee_sampling.c
index 5e951928c5a..253dae79902 100644
--- a/source/blender/draw/engines/eevee/eevee_sampling.c
+++ b/source/blender/draw/engines/eevee/eevee_sampling.c
@@ -34,7 +34,7 @@ void EEVEE_sample_ball(int sample_ofs, float radius, float rsample[3])
 {
   double ht_point[3];
   double ht_offset[3] = {0.0, 0.0, 0.0};
-  uint ht_primes[3] = {2, 3, 7};
+  const uint ht_primes[3] = {2, 3, 7};
 
   BLI_halton_3d(ht_primes, ht_offset, sample_ofs, ht_point);
 
@@ -65,7 +65,7 @@ void EEVEE_sample_rectangle(int sample_ofs,
 {
   double ht_point[2];
   double ht_offset[2] = {0.0, 0.0};
-  uint ht_primes[2] = {2, 3};
+  const uint ht_primes[2] = {2, 3};
 
   BLI_halton_2d(ht_primes, ht_offset, sample_ofs, ht_point);
 
@@ -91,7 +91,7 @@ void EEVEE_sample_ellipse(int sample_ofs,
 {
   double ht_point[2];
   double ht_offset[2] = {0.0, 0.0};
-  uint ht_primes[2] = {2, 3};
+  const uint ht_primes[2] = {2, 3};
 
   BLI_halton_2d(ht_primes, ht_offset, sample_ofs, ht_point);
 
@@ -114,7 +114,7 @@ void EEVEE_random_rotation_m4(int sample_ofs, float scale, float r_mat[4][4])
 {
   double ht_point[3];
   double ht_offset[3] = {0.0, 0.0, 0.0};
-  uint ht_primes[3] = {2, 3, 5};
+  const uint ht_primes[3] = {2, 3, 5};
 
   BLI_halton_3d(ht_primes, ht_offset, sample_ofs, ht_point);
 
diff --git a/source/blender/draw/engines/eevee/eevee_screen_raytrace.c b/source/blender/draw/engines/eevee/eevee_screen_raytrace.c
index a1755e60c06..88029c2e940 100644
--- a/source/blender/draw/engines/eevee/eevee_screen_raytrace.c
+++ b/source/blender/draw/engines/eevee/eevee_screen_raytrace.c
@@ -138,7 +138,7 @@ int EEVEE_screen_raytrace_init(EEVEE_ViewLayerData *sldata, EEVEE_Data *vedata)
 
     const int divisor = (effects->reflection_trace_full) ? 1 : 2;
     int tracing_res[2] = {(int)viewport_size[0] / divisor, (int)viewport_size[1] / divisor};
-    int size_fs[2] = {(int)viewport_size[0], (int)viewport_size[1]};
+    const int size_fs[2] = {(int)viewport_size[0], (int)viewport_size[1]};
     const bool high_qual_input = true; /* TODO dither low quality input */
     const eGPUTextureFormat format = (high_qual_input) ? GPU_RGBA16F : GPU_RGBA8;
 
@@ -330,7 +330,7 @@ void EEVEE_reflection_output_init(EEVEE_ViewLayerData *UNUSED(sldata),
   EEVEE_StorageList *stl = vedata->stl;
   EEVEE_EffectsInfo *effects = stl->effects;
 
-  float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+  const float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
 
   /* Create FrameBuffer. */
   const eGPUTextureFormat texture_format = (tot_samples > 256) ? GPU_RGBA32F : GPU_RGBA16F;
diff --git a/source/blender/draw/engines/eevee/eevee_shadows.c b/source/blender/draw/engines/eevee/eevee_shadows.c
index 0da356b75ac..71a4da9fcab 100644
--- a/source/blender/draw/engines/eevee/eevee_shadows.c
+++ b/source/blender/draw/engines/eevee/eevee_shadows.c
@@ -385,7 +385,7 @@ void EEVEE_shadow_output_init(EEVEE_ViewLayerData *sldata,
   EEVEE_EffectsInfo *effects = stl->effects;
   DefaultTextureList *dtxl = DRW_viewport_texture_list_get();
 
-  float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+  const float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
 
   /* Create FrameBuffer. */
   const eGPUTextureFormat texture_format = GPU_R32F;
diff --git a/source/blender/draw/engines/eevee/eevee_shadows_cascade.c b/source/blender/draw/engines/eevee/eevee_shadows_cascade.c
index 1fd8d818b33..246bc18b71a 100644
--- a/source/blender/draw/engines/eevee/eevee_shadows_cascade.c
+++ b/source/blender/draw/engines/eevee/eevee_shadows_cascade.c
@@ -139,7 +139,7 @@ static void eevee_shadow_cascade_setup(EEVEE_LightsInfo *linfo,
   float jitter_ofs[2];
   double ht_point[2];
   double ht_offset[2] = {0.0, 0.0};
-  uint ht_primes[2] = {2, 3};
+  const uint ht_primes[2] = {2, 3};
 
   BLI_halton_2d(ht_primes, ht_offset, sample_ofs, ht_point);
 
diff --git a/source/blender/draw/engines/eevee/eevee_subsurface.c b/source/blender/draw/engines/eevee/eevee_subsurface.c
index 637c5201afc..74fb7ac99b7 100644
--- a/source/blender/draw/engines/eevee/eevee_subsurface.c
+++ b/source/blender/draw/engines/eevee/eevee_subsurface.c
@@ -166,7 +166,7 @@ void EEVEE_subsurface_output_init(EEVEE_ViewLayerData *UNUSED(sldata),
    * pass in look dev mode active. `texture_created` will make sure that newly created textures
    * are cleared. */
   if (effects->taa_current_sample == 1 || texture_created) {
-    float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+    const float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
     GPU_framebuffer_bind(fbl->sss_accum_fb);
     GPU_framebuffer_clear_color(fbl->sss_accum_fb, clear);
   }
@@ -282,7 +282,7 @@ void EEVEE_subsurface_data_render(EEVEE_ViewLayerData *UNUSED(sldata), EEVEE_Dat
   EEVEE_EffectsInfo *effects = stl->effects;
 
   if ((effects->enabled_effects & EFFECT_SSS) != 0) {
-    float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+    const float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
     /* Clear sss_data texture only... can this be done in a more clever way? */
     GPU_framebuffer_bind(fbl->sss_clear_fb);
     GPU_framebuffer_clear_color(fbl->sss_clear_fb, clear);
@@ -320,7 +320,7 @@ void EEVEE_subsurface_compute(EEVEE_ViewLayerData *sldata, EEVEE_Data *vedata)
   EEVEE_EffectsInfo *effects = stl->effects;
 
   if ((effects->enabled_effects & EFFECT_SSS) != 0) {
-    float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+    const float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
 
     DRW_stats_group_start("SSS");
 
diff --git a/source/blender/draw/engines/eevee/eevee_temporal_sampling.c b/source/blender/draw/engines/eevee/eevee_temporal_sampling.c
index e184a80d2f6..12b50030435 100644
--- a/source/blender/draw/engines/eevee/eevee_temporal_sampling.c
+++ b/source/blender/draw/engines/eevee/eevee_temporal_sampling.c
@@ -171,7 +171,7 @@ void EEVEE_temporal_sampling_update_matrices(EEVEE_Data *vedata)
 
   double ht_point[2];
   double ht_offset[2] = {0.0, 0.0};
-  uint ht_primes[2] = {2, 3};
+  const uint ht_primes[2] = {2, 3};
 
   BLI_halton_2d(ht_primes, ht_offset, effects->taa_current_sample - 1, ht_point);
 
diff --git a/source/blender/draw/engines/eevee/eevee_volumes.c b/source/blender/draw/engines/eevee/eevee_volumes.c
index 57d5e54290e..e1e65c29b4f 100644
--- a/source/blender/draw/engines/eevee/eevee_volumes.c
+++ b/source/blender/draw/engines/eevee/eevee_volumes.c
@@ -149,7 +149,7 @@ void EEVEE_volumes_set_jitter(EEVEE_ViewLayerData *sldata, uint current_sample)
 
   double ht_point[3];
   double ht_offset[3] = {0.0, 0.0};
-  uint ht_primes[3] = {3, 7, 2};
+  const uint ht_primes[3] = {3, 7, 2};
 
   BLI_halton_3d(ht_primes, ht_offset, current_sample, ht_point);
 
@@ -279,8 +279,8 @@ void EEVEE_volumes_init(EEVEE_ViewLayerData *sldata, EEVEE_Data *vedata)
   common_data->vol_use_lights = (scene_eval->eevee.flag & SCE_EEVEE_VOLUMETRIC_LIGHTS) != 0;
 
   if (!e_data.dummy_scatter) {
-    float scatter[4] = {0.0f, 0.0f, 0.0f, 0.0f};
-    float transmit[4] = {1.0f, 1.0f, 1.0f, 1.0f};
+    const float scatter[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+    const float transmit[4] = {1.0f, 1.0f, 1.0f, 1.0f};
     e_data.dummy_scatter = DRW_texture_create_3d(1, 1, 1, GPU_RGBA8, DRW_TEX_WRAP, scatter);
     e_data.dummy_transmit = DRW_texture_create_3d(1, 1, 1, GPU_RGBA8, DRW_TEX_WRAP, transmit);
   }
@@ -852,7 +852,7 @@ void EEVEE_volumes_output_init(EEVEE_ViewLayerData *sldata, EEVEE_Data *vedata,
   EEVEE_PassList *psl = vedata->psl;
   EEVEE_EffectsInfo *effects = stl->effects;
 
-  float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+  const float clear[4] = {0.0f, 0.0f, 0.0f, 0.0f};
 
   /* Create FrameBuffer. */
 
diff --git a/source/blender/draw/engines/external/external_engine.c b/source/blender/draw/engines/external/external_engine.c
index 3ef20dbe9ec..36d295d1dde 100644
--- a/source/blender/draw/engines/external/external_engine.c
+++ b/source/blender/draw/engines/external/external_engine.c
@@ -268,7 +268,7 @@ static void external_draw_scene(void *vedata)
    * OpenGL render is used for quick preview (thumbnails or sequencer preview)
    * where using the rendering engine to preview doesn't make so much sense. */
   if (draw_ctx->evil_C) {
-    float clear_col[4] = {0, 0, 0, 0};
+    const float clear_col[4] = {0, 0, 0, 0};
     /* This is to keep compatibility with external engine. */
     /* TODO(fclem) remove it eventually. */
     GPU_framebuffer_bind(dfbl->default_fb);
diff --git a/source/blender/draw/engines/gpencil/gpencil_antialiasing.c b/source/blender/draw/engines/gpencil/gpencil_antialiasing.c
index 8955240c549..b9600ad8caf 100644
--- a/source/blender/draw/engines/gpencil/gpencil_antialiasing.c
+++ b/source/blender/draw/engines/gpencil/gpencil_antialiasing.c
@@ -36,7 +36,7 @@ void GPENCIL_antialiasing_init(struct GPENCIL_Data *vedata)
 
   const float *size = DRW_viewport_size_get();
   const float *sizeinv = DRW_viewport_invert_size_get();
-  float metrics[4] = {sizeinv[0], sizeinv[1], size[0], size[1]};
+  const float metrics[4] = {sizeinv[0], sizeinv[1], size[0], size[1]};
 
   if (pd->simplify_antialias) {
     /* No AA fallback. */
diff --git a/source/blender/draw/engines/gpencil/gpencil_cache_utils.c b/source/blender/draw/engines/gpencil/gpencil_cache_utils.c
index 41a7196cb90..363794e1be3 100644
--- a/source/blender/draw/engines/gpencil/gpencil_cache_utils.c
+++ b/source/blender/draw/engines/gpencil/gpencil_cache_utils.c
@@ -245,7 +245,7 @@ static void gpencil_layer_random_color_get(const Object *ob,
   uint ob_hash = BLI_ghashutil_strhash_p_murmur(ob->id.name);
   uint gpl_hash = BLI_ghashutil_strhash_p_murmur(gpl->info);
   float hue = BLI_hash_int_01(ob_hash * gpl_hash);
-  float hsv[3] = {hue, hsv_saturation, hsv_value};
+  const float hsv[3] = {hue, hsv_saturation, hsv_value};
   hsv_to_rgb_v(hsv, r_color);
 }
 
diff --git a/source/blender/draw/engines/gpencil/gpencil_engine.c b/source/blender/draw/engines/gpencil/gpencil_engine.c
index dbad226099e..746920e38c6 100644
--- a/source/blender/draw/engines/gpencil/gpencil_engine.c
+++ b/source/blender/draw/engines/gpencil/gpencil_engine.c
@@ -71,7 +71,7 @@ void GPENCIL_engine_init(void *ved)
   }
 
   if (txl->dummy_texture == NULL) {
-    float pixels[1][4] = {{1.0f, 0.0f, 1.0f, 1.0f}};
+    const float pixels[1][4] = {{1.0f, 0.0f, 1.0f, 1.0f}};
     txl->dummy_texture = DRW_texture_create_2d(1, 1, GPU_RGBA8, DRW_TEX_WRAP, (float *)pixels);
   }
 
@@ -766,7 +766,7 @@ static void gpencil_draw_mask(GPENCIL_Data *vedata, GPENCIL_tObject *ob, GPENCIL
 {
   GPENCIL_PassList *psl = vedata->psl;
   GPENCIL_FramebufferList *fbl = vedata->fbl;
-  float clear_col[4] = {1.0f, 1.0f, 1.0f, 1.0f};
+  const float clear_col[4] = {1.0f, 1.0f, 1.0f, 1.0f};
   float clear_depth = ob->is_drawmode3d ? 1.0f : 0.0f;
   bool inverted = false;
   /* OPTI(fclem) we could optimize by only clearing if the new mask_bits does not contain all
@@ -813,7 +813,7 @@ static void GPENCIL_draw_object(GPENCIL_Data *vedata, GPENCIL_tObject *ob)
   GPENCIL_PassList *psl = vedata->psl;
   GPENCIL_PrivateData *pd = vedata->stl->pd;
   GPENCIL_FramebufferList *fbl = vedata->fbl;
-  float clear_cols[2][4] = {{0.0f, 0.0f, 0.0f, 0.0f}, {1.0f, 1.0f, 1.0f, 1.0f}};
+  const float clear_cols[2][4] = {{0.0f, 0.0f, 0.0f, 0.0f}, {1.0f, 1.0f, 1.0f, 1.0f}};
 
   DRW_stats_group_start("GPencil Object");
 
diff --git a/source/blender/draw/engines/gpencil/gpencil_render.c b/source/blender/draw/engines/gpencil/gpencil_render.c
index c3294f88acf..df52b65aa78 100644
--- a/source/blender/draw/engines/gpencil/gpencil_render.c
+++ b/source/blender/draw/engines/gpencil/gpencil_render.c
@@ -129,7 +129,7 @@ void GPENCIL_render_init(GPENCIL_Data *vedata,
     /* To avoid unpredictable result, clear buffers that have not be initialized. */
     GPU_framebuffer_bind(fbl->render_fb);
     if (do_clear_col) {
-      float clear_col[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+      const float clear_col[4] = {0.0f, 0.0f, 0.0f, 0.0f};
       GPU_framebuffer_clear_color(fbl->render_fb, clear_col);
     }
     if (do_clear_z) {
diff --git a/source/blender/draw/engines/overlay/overlay_antialiasing.c b/source/blender/draw/engines/overlay/overlay_antialiasing.c
index a32242d6292..9e95e860d0a 100644
--- a/source/blender/draw/engines/overlay/overlay_antialiasing.c
+++ b/source/blender/draw/engines/overlay/overlay_antialiasing.c
@@ -69,7 +69,7 @@ void OVERLAY_antialiasing_init(OVERLAY_Data *vedata)
 
   /* Small texture which will have very small impact on rendertime. */
   if (txl->dummy_depth_tx == NULL) {
-    float pixel[1] = {1.0f};
+    const float pixel[1] = {1.0f};
     txl->dummy_depth_tx = DRW_texture_create_2d(1, 1, GPU_DEPTH_COMPONENT24, 0, pixel);
   }
 
@@ -202,7 +202,7 @@ void OVERLAY_antialiasing_start(OVERLAY_Data *vedata)
   OVERLAY_PrivateData *pd = vedata->stl->pd;
 
   if (pd->antialiasing.enabled) {
-    float clear_col[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+    const float clear_col[4] = {0.0f, 0.0f, 0.0f, 0.0f};
     GPU_framebuffer_bind(fbl->overlay_line_fb);
     GPU_framebuffer_clear_color(fbl->overlay_line_fb, clear_col);
   }
diff --git a/source/blender/draw/engines/overlay/overlay_armature.c b/source/blender/draw/engines/overlay/overlay_armature.c
index 1a3bfb9934c..6638f8e9e2e 100644
--- a/source/blender/draw/engines/overlay/overlay_armature.c
+++ b/source/blender/draw/engines/overlay/overlay_armature.c
@@ -601,7 +601,7 @@ static void drw_shgroup_bone_custom_empty(ArmatureDrawContext *ctx,
                                           const float color[4],
                                           Object *custom)
 {
-  float final_color[4] = {color[0], color[1], color[2], 1.0f};
+  const float final_color[4] = {color[0], color[1], color[2], 1.0f};
   float mat[4][4];
   mul_m4_m4m4(mat, ctx->ob->obmat, bone_mat);
 
diff --git a/source/blender/draw/engines/overlay/overlay_engine.c b/source/blender/draw/engines/overlay/overlay_engine.c
index bc96a03da31..1312408498a 100644
--- a/source/blender/draw/engines/overlay/overlay_engine.c
+++ b/source/blender/draw/engines/overlay/overlay_engine.c
@@ -440,7 +440,7 @@ static void OVERLAY_draw_scene(void *vedata)
   DefaultFramebufferList *dfbl = DRW_viewport_framebuffer_list_get();
 
   if (DRW_state_is_fbo()) {
-    float clear_col[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+    const float clear_col[4] = {0.0f, 0.0f, 0.0f, 0.0f};
     GPU_framebuffer_bind(dfbl->overlay_only_fb);
     GPU_framebuffer_clear_color(dfbl->overlay_only_fb, clear_col);
   }
diff --git a/source/blender/draw/engines/overlay/overlay_extra.c b/source/blender/draw/engines/overlay/overlay_extra.c
index c7c4e2b1a3a..ce678c7d03f 100644
--- a/source/blender/draw/engines/overlay/overlay_extra.c
+++ b/source/blender/draw/engines/overlay/overlay_extra.c
@@ -277,7 +277,7 @@ void OVERLAY_extra_wire(OVERLAY_ExtraCallBuffers *cb,
                         const float color[4])
 {
   float draw_mat[4][4];
-  float col[4] = {UNPACK3(color), 0.0f /* No stipples. */};
+  const float col[4] = {UNPACK3(color), 0.0f /* No stipples. */};
   pack_v4_in_mat4(draw_mat, mat, col);
   DRW_shgroup_call_obmat(cb->extra_wire, geom, draw_mat);
 }
@@ -679,8 +679,8 @@ void OVERLAY_light_cache_populate(OVERLAY_Data *vedata, Object *ob)
     DRW_buffer_add_entry(cb->light_spot, color, &instdata);
 
     if ((la->mode & LA_SHOW_CONE) && !DRW_state_is_select()) {
-      float color_inside[4] = {0.0f, 0.0f, 0.0f, 0.5f};
-      float color_outside[4] = {1.0f, 1.0f, 1.0f, 0.3f};
+      const float color_inside[4] = {0.0f, 0.0f, 0.0f, 0.5f};
+      const float color_outside[4] = {1.0f, 1.0f, 1.0f, 0.3f};
       DRW_buffer_add_entry(cb->light_spot_cone_front, color_inside, &instdata);
       DRW_buffer_add_entry(cb->light_spot_cone_back, color_outside, &instdata);
     }
@@ -1539,7 +1539,7 @@ void OVERLAY_extra_cache_populate(OVERLAY_Data *vedata, Object *ob)
   }
   /* Helpers for when we're transforming origins. */
   if (draw_xform) {
-    float color_xform[4] = {0.15f, 0.15f, 0.15f, 0.7f};
+    const float color_xform[4] = {0.15f, 0.15f, 0.15f, 0.7f};
     DRW_buffer_add_entry(cb->origin_xform, color_xform, ob->obmat);
   }
   /* don't show object extras in set's */
diff --git a/source/blender/draw/engines/overlay/overlay_image.c b/source/blender/draw/engines/overlay/overlay_image.c
index 06d92f486d0..08cddf4e185 100644
--- a/source/blender/draw/engines/overlay/overlay_image.c
+++ b/source/blender/draw/engines/overlay/overlay_image.c
@@ -340,7 +340,7 @@ void OVERLAY_image_camera_cache_populate(OVERLAY_Data *vedata, Object *ob)
       mul_m4_m4m4(mat, modelmat, mat);
       const bool is_foreground = (bgpic->flag & CAM_BGIMG_FLAG_FOREGROUND) != 0;
 
-      float color_premult_alpha[4] = {1.0f, 1.0f, 1.0f, bgpic->alpha};
+      const float color_premult_alpha[4] = {1.0f, 1.0f, 1.0f, bgpic->alpha};
 
       DRWPass *pass = is_foreground ? psl->image_foreground_ps : psl->image_background_ps;
 
diff --git a/source/blender/draw/engines/overlay/overlay_motion_path.c b/source/blender/draw/engines/overlay/overlay_motion_path.c
index 168f6f8a17f..0e5a52702fe 100644
--- a/source/blender/draw/engines/overlay/overlay_motion_path.c
+++ b/source/blender/draw/engines/overlay/overlay_motion_path.c
@@ -149,7 +149,7 @@ static void motion_path_cache(OVERLAY_Data *vedata,
 
   /* Draw curve-line of path. */
   if (show_lines) {
-    int motion_path_settings[4] = {cfra, sfra, efra, mpath->start_frame};
+    const int motion_path_settings[4] = {cfra, sfra, efra, mpath->start_frame};
     DRWShadingGroup *grp = DRW_shgroup_create_sub(pd->motion_path_lines_grp);
     DRW_shgroup_uniform_ivec4_copy(grp, "mpathLineSettings", motion_path_settings);
     DRW_shgroup_uniform_int_copy(grp, "lineThickness", mpath->line_thickness);
@@ -162,7 +162,7 @@ static void motion_path_cache(OVERLAY_Data *vedata,
   /* Draw points. */
   {
     int pt_size = max_ii(mpath->line_thickness - 1, 1);
-    int motion_path_settings[4] = {pt_size, cfra, mpath->start_frame, stepsize};
+    const int motion_path_settings[4] = {pt_size, cfra, mpath->start_frame, stepsize};
     DRWShadingGroup *grp = DRW_shgroup_create_sub(pd->motion_path_points_grp);
     DRW_shgroup_uniform_ivec4_copy(grp, "mpathPointSettings", motion_path_settings);
     DRW_shgroup_uniform_bool_copy(grp, "showKeyFrames", show_keyframes);
diff --git a/source/blender/draw/engines/overlay/overlay_outline.c b/source/blender/draw/engines/overlay/overlay_outline.c
index 214322c4adc..e904066248f 100644
--- a/source/blender/draw/engines/overlay/overlay_outline.c
+++ b/source/blender/draw/engines/overlay/overlay_outline.c
@@ -342,7 +342,7 @@ void OVERLAY_outline_draw(OVERLAY_Data *vedata)
 {
   OVERLAY_FramebufferList *fbl = vedata->fbl;
   OVERLAY_PassList *psl = vedata->psl;
-  float clearcol[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+  const float clearcol[4] = {0.0f, 0.0f, 0.0f, 0.0f};
 
   bool do_outlines = psl->outlines_prepass_ps != NULL &&
                      !DRW_pass_is_empty(psl->outlines_prepass_ps);
diff --git a/source/blender/draw/engines/workbench/workbench_effect_antialiasing.c b/source/blender/draw/engines/workbench/workbench_effect_antialiasing.c
index faf64b55c2d..47a03073839 100644
--- a/source/blender/draw/engines/workbench/workbench_effect_antialiasing.c
+++ b/source/blender/draw/engines/workbench/workbench_effect_antialiasing.c
@@ -301,7 +301,7 @@ void workbench_antialiasing_cache_init(WORKBENCH_Data *vedata)
 
   const float *size = DRW_viewport_size_get();
   const float *sizeinv = DRW_viewport_invert_size_get();
-  float metrics[4] = {sizeinv[0], sizeinv[1], size[0], size[1]};
+  const float metrics[4] = {sizeinv[0], sizeinv[1], size[0], size[1]};
 
   {
     /* Stage 1: Edge detection. */
diff --git a/source/blender/draw/engines/workbench/workbench_effect_dof.c b/source/blender/draw/engines/workbench/workbench_effect_dof.c
index e13f7bfdd92..f2f75d616ff 100644
--- a/source/blender/draw/engines/workbench/workbench_effect_dof.c
+++ b/source/blender/draw/engines/workbench/workbench_effect_dof.c
@@ -155,7 +155,7 @@ void workbench_dof_engine_init(WORKBENCH_Data *vedata)
   }
 
   const float *full_size = DRW_viewport_size_get();
-  int size[2] = {max_ii(1, (int)full_size[0] / 2), max_ii(1, (int)full_size[1] / 2)};
+  const int size[2] = {max_ii(1, (int)full_size[0] / 2), max_ii(1, (int)full_size[1] / 2)};
 #if 0 /* TODO(fclem) finish COC min_max optimisation */
   /* NOTE: We Ceil here in order to not miss any edge texel if using a NPO2 texture.  */
   int shrink_h_size[2] = {ceilf(size[0] / 8.0f), size[1]};
diff --git a/source/blender/draw/engines/workbench/workbench_engine.c b/source/blender/draw/engines/workbench/workbench_engine.c
index 53119723fab..ca80b6a9002 100644
--- a/source/blender/draw/engines/workbench/workbench_engine.c
+++ b/source/blender/draw/engines/workbench/workbench_engine.c
@@ -64,7 +64,7 @@ void workbench_engine_init(void *ved)
   workbench_update_world_ubo(wpd);
 
   if (txl->dummy_image_tx == NULL) {
-    float fpixel[4] = {1.0f, 0.0f, 1.0f, 1.0f};
+    const float fpixel[4] = {1.0f, 0.0f, 1.0f, 1.0f};
     txl->dummy_image_tx = DRW_texture_create_2d(1, 1, GPU_RGBA8, 0, fpixel);
   }
   wpd->dummy_image_tx = txl->dummy_image_tx;
@@ -480,8 +480,8 @@ void workbench_draw_sample(void *ved)
   WORKBENCH_PrivateData *wpd = vedata->stl->wpd;
   WORKBENCH_PassList *psl = vedata->psl;
   DefaultFramebufferList *dfbl = DRW_viewport_framebuffer_list_get();
-  float clear_col[4] = {0.0f, 0.0f, 0.0f, 0.0f};
-  float clear_col_with_alpha[4] = {0.0f, 0.0f, 0.0f, 1.0f};
+  const float clear_col[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+  const float clear_col_with_alpha[4] = {0.0f, 0.0f, 0.0f, 1.0f};
 
   const bool do_render = workbench_antialiasing_setup(vedata);
   const bool xray_is_visible = wpd->shading.xray_alpha > 0.0f;
diff --git a/source/blender/draw/engines/workbench/workbench_materials.c b/source/blender/draw/engines/workbench/workbench_materials.c
index 2ed63bac853..538083b4beb 100644
--- a/source/blender/draw/engines/workbench/workbench_materials.c
+++ b/source/blender/draw/engines/workbench/workbench_materials.c
@@ -60,7 +60,7 @@ void workbench_material_ubo_data(WORKBENCH_PrivateData *wpd,
         hash = (hash * 13) ^ BLI_ghashutil_strhash_p_murmur(ob->id.lib->filepath);
       }
       float hue = BLI_hash_int_01(hash);
-      float hsv[3] = {hue, HSV_SATURATION, HSV_VALUE};
+      const float hsv[3] = {hue, HSV_SATURATION, HSV_VALUE};
       hsv_to_rgb_v(hsv, data->base_color);
       break;
     }
diff --git a/source/blender/draw/engines/workbench/workbench_shadow.c b/source/blender/draw/engines/workbench/workbench_shadow.c
index 2cf5f3c4c13..56a028d5a7e 100644
--- a/source/blender/draw/engines/workbench/workbench_shadow.c
+++ b/source/blender/draw/engines/workbench/workbench_shadow.c
@@ -62,7 +62,7 @@ static void workbench_shadow_update(WORKBENCH_PrivateData *wpd)
       wpd->shadow_cached_direction, wpd->shadow_direction_ws, 1e-5f);
 
   if (wpd->shadow_changed) {
-    float up[3] = {0.0f, 0.0f, 1.0f};
+    const float up[3] = {0.0f, 0.0f, 1.0f};
     unit_m4(wpd->shadow_mat);
 
     /* TODO fix singularity. */
@@ -229,7 +229,7 @@ static float workbench_shadow_object_shadow_distance(WORKBENCH_PrivateData *wpd,
 {
   BoundBox *shadow_bbox = workbench_shadow_object_shadow_bbox_get(wpd, ob, oed);
 
-  int corners[4] = {0, 3, 4, 7};
+  const int corners[4] = {0, 3, 4, 7};
   float dist = 1e4f, dist_isect;
   for (int i = 0; i < 4; i++) {
     if (isect_ray_plane_v3(shadow_bbox->vec[corners[i]],
diff --git a/source/blender/draw/engines/workbench/workbench_volume.c b/source/blender/draw/engines/workbench/workbench_volume.c
index d3c4d51dbd4..f71e77d5da5 100644
--- a/source/blender/draw/engines/workbench/workbench_volume.c
+++ b/source/blender/draw/engines/workbench/workbench_volume.c
@@ -43,8 +43,8 @@ void workbench_volume_engine_init(WORKBENCH_Data *vedata)
   WORKBENCH_TextureList *txl = vedata->txl;
 
   if (txl->dummy_volume_tx == NULL) {
-    float zero[4] = {0.0f, 0.0f, 0.0f, 0.0f};
-    float one[4] = {1.0f, 1.0f, 1.0f, 1.0f};
+    const float zero[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+    const float one[4] = {1.0f, 1.0f, 1.0f, 1.0f};
     txl->dummy_volume_tx = GPU_texture_create_3d(1, 1, 1, GPU_RGBA8, zero, NULL);
     txl->dummy_shadow_tx = GPU_texture_create_3d(1, 1, 1, GPU_RGBA8, one, NULL);
     txl->dummy_coba_tx = GPU_texture_create_1d(1, GPU_RGBA8, zero, NULL);
diff --git a/source/blender/draw/intern/draw_cache.c b/source/blender/draw/intern/draw_cache.c
index b36a177c19f..d59c891fbeb 100644
--- a/source/blender/draw/intern/draw_cache.c
+++ b/source/blender/draw/intern/draw_cache.c
@@ -361,8 +361,8 @@ GPUBatch *DRW_cache_fullscreen_quad_get(void)
   if (!SHC.drw_fullscreen_quad) {
     /* Use a triangle instead of a real quad */
     /* https://www.slideshare.net/DevCentralAMD/vertex-shader-tricks-bill-bilodeau - slide 14 */
-    float pos[3][2] = {{-1.0f, -1.0f}, {3.0f, -1.0f}, {-1.0f, 3.0f}};
-    float uvs[3][2] = {{0.0f, 0.0f}, {2.0f, 0.0f}, {0.0f, 2.0f}};
+    const float pos[3][2] = {{-1.0f, -1.0f}, {3.0f, -1.0f}, {-1.0f, 3.0f}};
+    const float uvs[3][2] = {{0.0f, 0.0f}, {2.0f, 0.0f}, {0.0f, 2.0f}};
 
     /* Position Only 2D format */
     static GPUVertFormat format = {0};
@@ -400,7 +400,7 @@ GPUBatch *DRW_cache_quad_get(void)
 
     int v = 0;
     int flag = VCLASS_EMPTY_SCALED;
-    float p[4][2] = {{-1.0f, -1.0f}, {-1.0f, 1.0f}, {1.0f, 1.0f}, {1.0f, -1.0f}};
+    const float p[4][2] = {{-1.0f, -1.0f}, {-1.0f, 1.0f}, {1.0f, 1.0f}, {1.0f, -1.0f}};
     for (int a = 0; a < 4; a++) {
       GPU_vertbuf_vert_set(vbo, v++, &(Vert){{p[a][0], p[a][1], 0.0f}, flag});
     }
@@ -421,7 +421,7 @@ GPUBatch *DRW_cache_quad_wires_get(void)
 
     int v = 0;
     int flag = VCLASS_EMPTY_SCALED;
-    float p[4][2] = {{-1.0f, -1.0f}, {-1.0f, 1.0f}, {1.0f, 1.0f}, {1.0f, -1.0f}};
+    const float p[4][2] = {{-1.0f, -1.0f}, {-1.0f, 1.0f}, {1.0f, 1.0f}, {1.0f, -1.0f}};
     for (int a = 0; a < 5; a++) {
       GPU_vertbuf_vert_set(vbo, v++, &(Vert){{p[a % 4][0], p[a % 4][1], 0.0f}, flag});
     }
@@ -1650,7 +1650,7 @@ GPUBatch *DRW_cache_light_area_square_lines_get(void)
     int flag = VCLASS_LIGHT_AREA_SHAPE;
     for (int a = 0; a < 4; a++) {
       for (int b = 0; b < 2; b++) {
-        float p[4][2] = {{-1.0f, -1.0f}, {-1.0f, 1.0f}, {1.0f, 1.0f}, {1.0f, -1.0f}};
+        const float p[4][2] = {{-1.0f, -1.0f}, {-1.0f, 1.0f}, {1.0f, 1.0f}, {1.0f, -1.0f}};
         float x = p[(a + b) % 4][0];
         float y = p[(a + b) % 4][1];
         GPU_vertbuf_vert_set(vbo, v++, &(Vert){{x * 0.5f, y * 0.5f, 0.0f}, flag});
@@ -2659,7 +2659,7 @@ GPUBatch *DRW_cache_camera_frame_get(void)
     GPU_vertbuf_data_alloc(vbo, v_len);
 
     int v = 0;
-    float p[4][2] = {{-1.0f, -1.0f}, {-1.0f, 1.0f}, {1.0f, 1.0f}, {1.0f, -1.0f}};
+    const float p[4][2] = {{-1.0f, -1.0f}, {-1.0f, 1.0f}, {1.0f, 1.0f}, {1.0f, -1.0f}};
     /* Frame */
     for (int a = 0; a < 4; a++) {
       for (int b = 0; b < 2; b++) {
@@ -2740,7 +2740,7 @@ GPUBatch *DRW_cache_camera_tria_wire_get(void)
     GPU_vertbuf_data_alloc(vbo, v_len);
 
     int v = 0;
-    float p[3][2] = {{-1.0f, 1.0f}, {1.0f, 1.0f}, {0.0f, 0.0f}};
+    const float p[3][2] = {{-1.0f, 1.0f}, {1.0f, 1.0f}, {0.0f, 0.0f}};
     for (int a = 0; a < 3; a++) {
       for (int b = 0; b < 2; b++) {
         float x = p[(a + b) % 3][0];
@@ -3416,8 +3416,8 @@ GPUBatch *DRW_cache_cursor_get(bool crosshair_lines)
     const int vert_len = segments + 8;
     const int index_len = vert_len + 5;
 
-    uchar red[3] = {255, 0, 0};
-    uchar white[3] = {255, 255, 255};
+    const uchar red[3] = {255, 0, 0};
+    const uchar white[3] = {255, 255, 255};
 
     static GPUVertFormat format = {0};
     static struct {
diff --git a/source/blender/draw/intern/draw_common.c b/source/blender/draw/intern/draw_common.c
index 0f26a8ddc09..f0d73d5bb84 100644
--- a/source/blender/draw/intern/draw_common.c
+++ b/source/blender/draw/intern/draw_common.c
@@ -489,7 +489,7 @@ static void DRW_evaluate_weight_to_color(const float weight, float result[4])
      * increasing widens yellow/cyan vs red/green/blue.
      * Gamma 1.0 produces the original 2.79 color ramp. */
     const float gamma = 1.5f;
-    float hsv[3] = {(2.0f / 3.0f) * (1.0f - weight), 1.0f, pow(0.5f + 0.5f * weight, gamma)};
+    const float hsv[3] = {(2.0f / 3.0f) * (1.0f - weight), 1.0f, pow(0.5f + 0.5f * weight, gamma)};
 
     hsv_to_rgb_v(hsv, result);
 
diff --git a/source/blender/draw/intern/draw_hair.c b/source/blender/draw/intern/draw_hair.c
index cbdcbbf9090..1cbf3ee9d54 100644
--- a/source/blender/draw/intern/draw_hair.c
+++ b/source/blender/draw/intern/draw_hair.c
@@ -114,7 +114,7 @@ void DRW_hair_init(void)
 
     g_dummy_vbo = GPU_vertbuf_create_with_format(&format);
 
-    float vert[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+    const float vert[4] = {0.0f, 0.0f, 0.0f, 0.0f};
     GPU_vertbuf_data_alloc(g_dummy_vbo, 1);
     GPU_vertbuf_attr_fill(g_dummy_vbo, dummy_id, vert);
     /* Create vbo immediately to bind to texture buffer. */
diff --git a/source/blender/draw/intern/draw_manager.c b/source/blender/draw/intern/draw_manager.c
index d03b5107bb6..4a5e07476a9 100644
--- a/source/blender/draw/intern/draw_manager.c
+++ b/source/blender/draw/intern/draw_manager.c
@@ -2030,7 +2030,7 @@ void DRW_draw_select_loop(struct Depsgraph *depsgraph,
     }
   }
 
-  int viewport_size[2] = {BLI_rcti_size_x(rect), BLI_rcti_size_y(rect)};
+  const int viewport_size[2] = {BLI_rcti_size_x(rect), BLI_rcti_size_y(rect)};
   struct GPUViewport *viewport = GPU_viewport_create();
   GPU_viewport_size_set(viewport, viewport_size);
 
diff --git a/source/blender/editors/curve/editcurve_add.c b/source/blender/editors/curve/editcurve_add.c
index bacdd5b69b5..75d90df3291 100644
--- a/source/blender/editors/curve/editcurve_add.c
+++ b/source/blender/editors/curve/editcurve_add.c
@@ -397,8 +397,8 @@ Nurb *ED_curve_add_nurbs_primitive(
       break;
     case CU_PRIM_SPHERE: /* sphere */
       if (cutype == CU_NURBS) {
-        float tmp_cent[3] = {0.f, 0.f, 0.f};
-        float tmp_vec[3] = {0.f, 0.f, 1.f};
+        const float tmp_cent[3] = {0.f, 0.f, 0.f};
+        const float tmp_vec[3] = {0.f, 0.f, 1.f};
 
         nu->pntsu = 5;
         nu->pntsv = 1;
@@ -451,8 +451,8 @@ Nurb *ED_curve_add_nurbs_primitive(
       break;
     case CU_PRIM_DONUT: /* torus */
       if (cutype == CU_NURBS) {
-        float tmp_cent[3] = {0.f, 0.f, 0.f};
-        float tmp_vec[3] = {0.f, 0.f, 1.f};
+        const float tmp_cent[3] = {0.f, 0.f, 0.f};
+        const float tmp_vec[3] = {0.f, 0.f, 1.f};
 
         xzproj = 1;
         nu = ED_curve_add_nurbs_primitive(C, obedit, mat, CU_NURBS | CU_PRIM_CIRCLE, 0);
diff --git a/source/blender/editors/curve/editfont.c b/source/blender/editors/curve/editfont.c
index d78c543f94b..4529209b297 100644
--- a/source/blender/editors/curve/editfont.c
+++ b/source/blender/editors/curve/editfont.c
@@ -648,7 +648,7 @@ static void txt_add_object(bContext *C, TextLine *firstline, int totline, const
   int nchars = 0, nbytes = 0;
   char *s;
   int a;
-  float rot[3] = {0.f, 0.f, 0.f};
+  const float rot[3] = {0.f, 0.f, 0.f};
 
   obedit = BKE_object_add(bmain, scene, view_layer, OB_FONT, NULL);
   base = view_layer->basact;
diff --git a/source/blender/editors/gizmo_library/gizmo_types/arrow3d_gizmo.c b/source/blender/editors/gizmo_library/gizmo_types/arrow3d_gizmo.c
index f31e004264c..341f43d0662 100644
--- a/source/blender/editors/gizmo_library/gizmo_types/arrow3d_gizmo.c
+++ b/source/blender/editors/gizmo_library/gizmo_types/arrow3d_gizmo.c
@@ -239,7 +239,7 @@ static int gizmo_arrow_test_select(bContext *UNUSED(C), wmGizmo *gz, const int m
   WM_gizmo_calc_matrix_final(gz, matrix_final);
 
   /* Arrow in pixel space. */
-  float arrow_start[2] = {matrix_final[3][0], matrix_final[3][1]};
+  const float arrow_start[2] = {matrix_final[3][0], matrix_final[3][1]};
   float arrow_end[2];
   {
     float co[3] = {0, 0, arrow_length};
diff --git a/source/blender/editors/gizmo_library/gizmo_types/button2d_gizmo.c b/source/blender/editors/gizmo_library/gizmo_types/button2d_gizmo.c
index 04b93f35681..c5231b3cd96 100644
--- a/source/blender/editors/gizmo_library/gizmo_types/button2d_gizmo.c
+++ b/source/blender/editors/gizmo_library/gizmo_types/button2d_gizmo.c
@@ -99,7 +99,7 @@ static void button2d_geom_draw_backdrop(const wmGizmo *gz,
   else {
     /* Draw fill. */
     if ((fill_alpha != 0.0f) || (select == true)) {
-      float fill_color[4] = {UNPACK3(color), fill_alpha * color[3]};
+      const float fill_color[4] = {UNPACK3(color), fill_alpha * color[3]};
       immBindBuiltinProgram(GPU_SHADER_3D_UNIFORM_COLOR);
       immUniformColor4fv(fill_color);
       imm_draw_circle_fill_2d(pos, 0, 0, 1.0f, CIRCLE_RESOLUTION);
diff --git a/source/blender/editors/gizmo_library/gizmo_types/cage3d_gizmo.c b/source/blender/editors/gizmo_library/gizmo_types/cage3d_gizmo.c
index 8955a666e22..0bc65fe10a5 100644
--- a/source/blender/editors/gizmo_library/gizmo_types/cage3d_gizmo.c
+++ b/source/blender/editors/gizmo_library/gizmo_types/cage3d_gizmo.c
@@ -257,7 +257,7 @@ static void cage3d_draw_circle_handles(const RegionView3D *rv3d,
   immBindBuiltinProgram(GPU_SHADER_3D_UNIFORM_COLOR);
   immUniformColor3fv(color);
 
-  float sign[3] = {-1.0f, 0.0f, 1.0f};
+  const float sign[3] = {-1.0f, 0.0f, 1.0f};
   for (int x = 0; x < 3; x++) {
     for (int y = 0; y < 3; y++) {
       for (int z = 0; z < 3; z++) {
diff --git a/source/blender/editors/gpencil/annotate_paint.c b/source/blender/editors/gpencil/annotate_paint.c
index ab83abb6b37..b45a324bc67 100644
--- a/source/blender/editors/gpencil/annotate_paint.c
+++ b/source/blender/editors/gpencil/annotate_paint.c
@@ -573,14 +573,14 @@ static short annotation_stroke_addpoint(tGPsdata *p,
         /* Arrow end corner. */
         if (gpd->runtime.sbuffer_sflag & GP_STROKE_USE_ARROW_END) {
           pt++;
-          float e_heading[2] = {start[0] - end[0], start[1] - end[1]};
+          const float e_heading[2] = {start[0] - end[0], start[1] - end[1]};
           /* Calculate points for ending arrow. */
           annotation_stroke_arrow_calc_points(
               pt, e_heading, end, gpd->runtime.arrow_end, gpd->runtime.arrow_end_style);
         }
         /* Arrow start corner. */
         if (gpd->runtime.sbuffer_sflag & GP_STROKE_USE_ARROW_START) {
-          float s_heading[2] = {end[0] - start[0], end[1] - start[1]};
+          const float s_heading[2] = {end[0] - start[0], end[1] - start[1]};
           /* Calculate points for starting arrow. */
           annotation_stroke_arrow_calc_points(
               NULL, s_heading, start, gpd->runtime.arrow_start, gpd->runtime.arrow_start_style);
@@ -704,7 +704,7 @@ static void annotation_stroke_arrow_init_point(
     tGPsdata *p, tGPspoint *ptc, bGPDspoint *pt, const float co[8], const int co_idx)
 {
   /* Note: provided co_idx should be always pair number as it's [x1, y1, x2, y2, x3, y3]. */
-  float real_co[2] = {co[co_idx], co[co_idx + 1]};
+  const float real_co[2] = {co[co_idx], co[co_idx + 1]};
   copy_v2_v2(&ptc->x, real_co);
   annotation_stroke_convertcoords(p, &ptc->x, &pt->x, NULL);
   annotation_stroke_arrow_init_point_default(pt);
diff --git a/source/blender/editors/gpencil/gpencil_edit.c b/source/blender/editors/gpencil/gpencil_edit.c
index 9658dc04b52..99e98df3397 100644
--- a/source/blender/editors/gpencil/gpencil_edit.c
+++ b/source/blender/editors/gpencil/gpencil_edit.c
@@ -3376,7 +3376,7 @@ static void gpencil_stroke_join_strokes(bGPDstroke *gps_a,
   bGPDspoint point;
   bGPDspoint *pt;
   int i;
-  float delta[3] = {1.0f, 1.0f, 1.0f};
+  const float delta[3] = {1.0f, 1.0f, 1.0f};
   float deltatime = 0.0f;
 
   /* sanity checks */
diff --git a/source/blender/editors/gpencil/gpencil_fill.c b/source/blender/editors/gpencil/gpencil_fill.c
index 7db25ef817b..a70bbfc9d48 100644
--- a/source/blender/editors/gpencil/gpencil_fill.c
+++ b/source/blender/editors/gpencil/gpencil_fill.c
@@ -456,7 +456,7 @@ static bool gpencil_render_offscreen(tGPDfill *tgpf)
   GPU_matrix_set(tgpf->rv3d->viewmat);
 
   /* draw strokes */
-  float ink[4] = {1.0f, 0.0f, 0.0f, 1.0f};
+  const float ink[4] = {1.0f, 0.0f, 0.0f, 1.0f};
   gpencil_draw_datablock(tgpf, ink);
 
   GPU_matrix_pop_projection();
diff --git a/source/blender/editors/gpencil/gpencil_mesh.c b/source/blender/editors/gpencil/gpencil_mesh.c
index 11f42f7d3ac..a6088e31ff8 100644
--- a/source/blender/editors/gpencil/gpencil_mesh.c
+++ b/source/blender/editors/gpencil/gpencil_mesh.c
@@ -196,7 +196,7 @@ static int gpencil_bake_mesh_animation_exec(bContext *C, wmOperator *op)
   bool newob = false;
   if (STREQ(target, "*NEW")) {
     ushort local_view_bits = (v3d && v3d->localvd) ? v3d->local_view_uuid : 0;
-    float loc[3] = {0.0f, 0.0f, 0.0f};
+    const float loc[3] = {0.0f, 0.0f, 0.0f};
     ob_gpencil = ED_gpencil_add_object(C, loc, local_view_bits);
     newob = true;
   }
diff --git a/source/blender/editors/gpencil/gpencil_paint.c b/source/blender/editors/gpencil/gpencil_paint.c
index 9ec04bbb553..de58a0916b2 100644
--- a/source/blender/editors/gpencil/gpencil_paint.c
+++ b/source/blender/editors/gpencil/gpencil_paint.c
@@ -519,7 +519,7 @@ static void gpencil_brush_angle(bGPdata *gpd, Brush *brush, tGPspoint *pt, const
   /* default angle of brush in radians */
   float angle = brush->gpencil_settings->draw_angle;
   /* angle vector of the brush with full thickness */
-  float v0[2] = {cos(angle), sin(angle)};
+  const float v0[2] = {cos(angle), sin(angle)};
 
   /* Apply to first point (only if there are 2 points because before no data to do it ) */
   if (gpd->runtime.sbuffer_used == 1) {
@@ -3247,7 +3247,7 @@ static void gpencil_brush_angle_segment(tGPsdata *p, tGPspoint *pt_prev, tGPspoi
   float fac;
 
   /* angle vector of the brush with full thickness */
-  float v0[2] = {cos(angle), sin(angle)};
+  const float v0[2] = {cos(angle), sin(angle)};
 
   mvec[0] = pt->x - pt_prev->x;
   mvec[1] = pt->y - pt_prev->y;
diff --git a/source/blender/editors/gpencil/gpencil_utils.c b/source/blender/editors/gpencil/gpencil_utils.c
index f2ccbd6d2cf..339e97bd71c 100644
--- a/source/blender/editors/gpencil/gpencil_utils.c
+++ b/source/blender/editors/gpencil/gpencil_utils.c
@@ -1080,7 +1080,7 @@ void ED_gpencil_project_stroke_to_plane(const Scene *scene,
     }
   }
   else {
-    float scale[3] = {1.0f, 1.0f, 1.0f};
+    const float scale[3] = {1.0f, 1.0f, 1.0f};
     plane_normal[2] = 1.0f;
     float mat[4][4];
     loc_eul_size_to_mat4(mat, cursor->location, cursor->rotation_euler, scale);
@@ -1285,7 +1285,7 @@ void ED_gpencil_project_point_to_plane(const Scene *scene,
     }
   }
   else {
-    float scale[3] = {1.0f, 1.0f, 1.0f};
+    const float scale[3] = {1.0f, 1.0f, 1.0f};
     plane_normal[2] = 1.0f;
     float mat[4][4];
     loc_eul_size_to_mat4(mat, cursor->location, cursor->rotation_euler, scale);
@@ -1469,7 +1469,7 @@ void ED_gpencil_reset_layers_parent(Depsgraph *depsgraph, Object *obact, bGPdata
 /* Helper function to create new OB_GPENCIL Object */
 Object *ED_gpencil_add_object(bContext *C, const float loc[3], ushort local_view_bits)
 {
-  float rot[3] = {0.0f};
+  const float rot[3] = {0.0f};
 
   Object *ob = ED_object_add_type(C, OB_GPENCIL, NULL, loc, rot, false, local_view_bits);
 
diff --git a/source/blender/editors/interface/interface_draw.c b/source/blender/editors/interface/interface_draw.c
index df11a78e657..05f6e61ff40 100644
--- a/source/blender/editors/interface/interface_draw.c
+++ b/source/blender/editors/interface/interface_draw.c
@@ -840,7 +840,7 @@ static void draw_scope_end(const rctf *rect, GLint *scissor)
 
   /* outline */
   UI_draw_roundbox_corner_set(UI_CNR_ALL);
-  float color[4] = {0.0f, 0.0f, 0.0f, 0.5f};
+  const float color[4] = {0.0f, 0.0f, 0.0f, 0.5f};
   UI_draw_roundbox_4fv(
       false, rect->xmin - 1, rect->ymin, rect->xmax + 1, rect->ymax + 1, 3.0f, color);
 }
@@ -858,7 +858,7 @@ static void histogram_draw_one(float r,
                                const bool is_line,
                                uint pos_attr)
 {
-  float color[4] = {r, g, b, alpha};
+  const float color[4] = {r, g, b, alpha};
 
   /* that can happen */
   if (res == 0) {
@@ -1032,7 +1032,7 @@ void ui_draw_but_WAVEFORM(ARegion *UNUSED(region),
   Scopes *scopes = (Scopes *)but->poin;
   int scissor[4];
   float colors[3][3];
-  float colorsycc[3][3] = {{1, 0, 1}, {1, 1, 0}, {0, 1, 1}};
+  const float colorsycc[3][3] = {{1, 0, 1}, {1, 1, 0}, {0, 1, 1}};
   /* colors  pre multiplied by alpha for speed up */
   float colors_alpha[3][3], colorsycc_alpha[3][3];
   float min, max;
@@ -1172,7 +1172,7 @@ void ui_draw_but_WAVEFORM(ARegion *UNUSED(region),
 
     /* LUMA (1 channel) */
     if (scopes->wavefrm_mode == SCOPES_WAVEFRM_LUMA) {
-      float col[3] = {alpha, alpha, alpha};
+      const float col[3] = {alpha, alpha, alpha};
 
       GPU_matrix_push();
       GPU_matrix_translate_2f(rect.xmin, yofs);
@@ -1465,7 +1465,7 @@ void ui_draw_but_VECTORSCOPE(ARegion *UNUSED(region),
 
   if (scopes->ok && scopes->vecscope != NULL) {
     /* pixel point cloud */
-    float col[3] = {alpha, alpha, alpha};
+    const float col[3] = {alpha, alpha, alpha};
 
     GPU_blend_set_func(GPU_ONE, GPU_ONE);
     GPU_point_size(1.0);
@@ -1773,7 +1773,7 @@ void ui_draw_but_COLORBAND(uiBut *but, const uiWidgetColors *UNUSED(wcol), const
 void ui_draw_but_UNITVEC(uiBut *but, const uiWidgetColors *wcol, const rcti *rect)
 {
   /* sphere color */
-  float diffuse[3] = {1.0f, 1.0f, 1.0f};
+  const float diffuse[3] = {1.0f, 1.0f, 1.0f};
   float light[3];
   const float size = 0.5f * min_ff(BLI_rcti_size_x(rect), BLI_rcti_size_y(rect));
 
@@ -1937,7 +1937,7 @@ void ui_draw_but_CURVE(ARegion *region, uiBut *but, const uiWidgetColors *wcol,
   /* Do this first to not mess imm context */
   if (but->a1 == UI_GRAD_H) {
     /* magic trigger for curve backgrounds */
-    float col[3] = {0.0f, 0.0f, 0.0f}; /* dummy arg */
+    const float col[3] = {0.0f, 0.0f, 0.0f}; /* dummy arg */
 
     rcti grid = {
         .xmin = rect->xmin + zoomx * (-offsx),
@@ -2483,7 +2483,7 @@ void ui_draw_but_TRACKPREVIEW(ARegion *UNUSED(region),
               (rect.ymax + 1) - (rect.ymin - 1));
 
   if (scopes->track_disabled) {
-    float color[4] = {0.7f, 0.3f, 0.3f, 0.3f};
+    const float color[4] = {0.7f, 0.3f, 0.3f, 0.3f};
     UI_draw_roundbox_corner_set(UI_CNR_ALL);
     UI_draw_roundbox_4fv(
         true, rect.xmin - 1, rect.ymin, rect.xmax + 1, rect.ymax + 1, 3.0f, color);
@@ -2532,7 +2532,7 @@ void ui_draw_but_TRACKPREVIEW(ARegion *UNUSED(region),
       float col_sel[4], col_outline[4];
 
       if (scopes->use_track_mask) {
-        float color[4] = {0.0f, 0.0f, 0.0f, 0.3f};
+        const float color[4] = {0.0f, 0.0f, 0.0f, 0.3f};
         UI_draw_roundbox_corner_set(UI_CNR_ALL);
         UI_draw_roundbox_4fv(
             true, rect.xmin - 1, rect.ymin, rect.xmax + 1, rect.ymax + 1, 3.0f, color);
@@ -2565,7 +2565,7 @@ void ui_draw_but_TRACKPREVIEW(ARegion *UNUSED(region),
 
       /* Do stipple cross with geometry */
       immBegin(GPU_PRIM_LINES, 7 * 2 * 2);
-      float pos_sel[8] = {-10.0f, -7.0f, -4.0f, -1.0f, 2.0f, 5.0f, 8.0f, 11.0f};
+      const float pos_sel[8] = {-10.0f, -7.0f, -4.0f, -1.0f, 2.0f, 5.0f, 8.0f, 11.0f};
       for (int axe = 0; axe < 2; axe++) {
         for (int i = 0; i < 7; i++) {
           float x1 = pos_sel[i] * (1 - axe);
@@ -2595,7 +2595,7 @@ void ui_draw_but_TRACKPREVIEW(ARegion *UNUSED(region),
   }
 
   if (!ok) {
-    float color[4] = {0.0f, 0.0f, 0.0f, 0.3f};
+    const float color[4] = {0.0f, 0.0f, 0.0f, 0.3f};
     UI_draw_roundbox_corner_set(UI_CNR_ALL);
     UI_draw_roundbox_4fv(
         true, rect.xmin - 1, rect.ymin, rect.xmax + 1, rect.ymax + 1, 3.0f, color);
@@ -2773,7 +2773,7 @@ void ui_draw_dropshadow(
   GPU_batch_draw(batch);
 
   /* outline emphasis */
-  float color[4] = {0.0f, 0.0f, 0.0f, 0.4f};
+  const float color[4] = {0.0f, 0.0f, 0.0f, 0.4f};
   UI_draw_roundbox_4fv(false,
                        rct->xmin - 0.5f,
                        rct->ymin - 0.5f,
diff --git a/source/blender/editors/interface/interface_eyedropper_color.c b/source/blender/editors/interface/interface_eyedropper_color.c
index 5da82b5be9c..c86e35f91db 100644
--- a/source/blender/editors/interface/interface_eyedropper_color.c
+++ b/source/blender/editors/interface/interface_eyedropper_color.c
@@ -172,7 +172,7 @@ void eyedropper_color_sample_fl(bContext *C, int mx, int my, float r_col[3])
       ARegion *region = BKE_area_find_region_xy(area, RGN_TYPE_WINDOW, mx, my);
       if (region) {
         SpaceNode *snode = area->spacedata.first;
-        int mval[2] = {mx - region->winrct.xmin, my - region->winrct.ymin};
+        const int mval[2] = {mx - region->winrct.xmin, my - region->winrct.ymin};
 
         if (ED_space_node_color_sample(bmain, snode, region, mval, r_col)) {
           return;
@@ -194,7 +194,7 @@ void eyedropper_color_sample_fl(bContext *C, int mx, int my, float r_col[3])
 
   if (win) {
     /* Fallback to simple opengl picker. */
-    int mval[2] = {mx, my};
+    const int mval[2] = {mx, my};
     WM_window_pixel_sample_read(wm, win, mval, r_col);
     IMB_colormanagement_display_to_scene_linear_v3(r_col, display);
   }
diff --git a/source/blender/editors/interface/interface_eyedropper_colorband.c b/source/blender/editors/interface/interface_eyedropper_colorband.c
index 7b8357f5ef1..b757341ae13 100644
--- a/source/blender/editors/interface/interface_eyedropper_colorband.c
+++ b/source/blender/editors/interface/interface_eyedropper_colorband.c
@@ -179,8 +179,8 @@ static void eyedropper_colorband_sample_segment(bContext *C,
   /* Since the mouse tends to move rather rapidly we use #BLI_bitmap_draw_2d_line_v2v2i
    * to interpolate between the reported coordinates */
   struct EyedropperColorband_Context userdata = {C, eye};
-  int p1[2] = {eye->last_x, eye->last_y};
-  int p2[2] = {mx, my};
+  const int p1[2] = {eye->last_x, eye->last_y};
+  const int p2[2] = {mx, my};
   BLI_bitmap_draw_2d_line_v2v2i(p1, p2, eyedropper_colorband_sample_callback, &userdata);
 }
 
diff --git a/source/blender/editors/interface/interface_handlers.c b/source/blender/editors/interface/interface_handlers.c
index efbfcf8d19d..7ea64d36d48 100644
--- a/source/blender/editors/interface/interface_handlers.c
+++ b/source/blender/editors/interface/interface_handlers.c
@@ -3023,7 +3023,7 @@ static bool ui_textedit_insert_buf(uiBut *but,
 
 static bool ui_textedit_insert_ascii(uiBut *but, uiHandleButtonData *data, char ascii)
 {
-  char buf[2] = {ascii, '\0'};
+  const char buf[2] = {ascii, '\0'};
 
   if (UI_but_is_utf8(but) && (BLI_str_utf8_size(buf) == -1)) {
     printf(
@@ -6955,7 +6955,7 @@ static bool ui_numedit_but_CURVEPROFILE(uiBlock *block,
     fy *= mval_factor;
 
     /* Move all selected points. */
-    float delta[2] = {fx, fy};
+    const float delta[2] = {fx, fy};
     for (a = 0; a < profile->path_len; a++) {
       /* Don't move the last and first control points. */
       if ((pts[a].flag & PROF_SELECT) && (a != 0) && (a != profile->path_len)) {
diff --git a/source/blender/editors/interface/interface_icons_event.c b/source/blender/editors/interface/interface_icons_event.c
index fed29571185..4be2dbc0b4e 100644
--- a/source/blender/editors/interface/interface_icons_event.c
+++ b/source/blender/editors/interface/interface_icons_event.c
@@ -143,7 +143,7 @@ void icon_draw_rect_input(float x,
   };
 
   if ((event_type >= EVT_AKEY) && (event_type <= EVT_ZKEY)) {
-    char str[2] = {'A' + (event_type - EVT_AKEY), '\0'};
+    const char str[2] = {'A' + (event_type - EVT_AKEY), '\0'};
     icon_draw_rect_input_text(&rect, color, str, 13);
   }
   else if ((event_type >= EVT_F1KEY) && (event_type <= EVT_F12KEY)) {
diff --git a/source/blender/editors/interface/interface_style.c b/source/blender/editors/interface/interface_style.c
index 64070725f2b..5310ff0e3ec 100644
--- a/source/blender/editors/interface/interface_style.c
+++ b/source/blender/editors/interface/interface_style.c
@@ -334,7 +334,7 @@ void UI_fontstyle_draw_simple_backdrop(const uiFontStyle *fs,
     const float margin = height / 4.0f;
 
     /* backdrop */
-    float color[4] = {col_bg[0], col_bg[1], col_bg[2], 0.5f};
+    const float color[4] = {col_bg[0], col_bg[1], col_bg[2], 0.5f};
 
     UI_draw_roundbox_corner_set(UI_CNR_ALL);
     UI_draw_roundbox_aa(true,
diff --git a/source/blender/editors/interface/interface_widgets.c b/source/blender/editors/interface/interface_widgets.c
index 52835b5474e..bbf29365710 100644
--- a/source/blender/editors/interface/interface_widgets.c
+++ b/source/blender/editors/interface/interface_widgets.c
@@ -518,7 +518,7 @@ GPUBatch *ui_batch_roundbox_shadow_get(void)
 void UI_draw_anti_tria(
     float x1, float y1, float x2, float y2, float x3, float y3, const float color[4])
 {
-  float tri_arr[3][2] = {{x1, y1}, {x2, y2}, {x3, y3}};
+  const float tri_arr[3][2] = {{x1, y1}, {x2, y2}, {x3, y3}};
   float draw_color[4];
 
   copy_v4_v4(draw_color, color);
@@ -2568,7 +2568,7 @@ static void widget_state(uiWidgetType *wt, int state, int drawflag)
   }
 
   if (state & UI_BUT_REDALERT) {
-    uchar red[4] = {255, 0, 0};
+    const uchar red[4] = {255, 0, 0};
     if (wt->draw) {
       color_blend_v3_v3(wt->wcol.inner, red, 0.4f);
     }
@@ -2585,7 +2585,7 @@ static void widget_state(uiWidgetType *wt, int state, int drawflag)
   }
 
   if (state & UI_BUT_NODE_ACTIVE) {
-    uchar blue[4] = {86, 128, 194};
+    const uchar blue[4] = {86, 128, 194};
     color_blend_v3_v3(wt->wcol.inner, blue, 0.3f);
   }
 }
@@ -4071,7 +4071,7 @@ static void widget_state_label(uiWidgetType *wt, int state, int drawflag)
   }
 
   if (state & UI_BUT_REDALERT) {
-    uchar red[4] = {255, 0, 0};
+    const uchar red[4] = {255, 0, 0};
     color_blend_v3_v3(wt->wcol.text, red, 0.4f);
   }
 }
diff --git a/source/blender/editors/mask/mask_draw.c b/source/blender/editors/mask/mask_draw.c
index 12ce358a501..c617c921d70 100644
--- a/source/blender/editors/mask/mask_draw.c
+++ b/source/blender/editors/mask/mask_draw.c
@@ -735,7 +735,7 @@ void ED_mask_draw_region(
   }
 
   if (draw_flag & MASK_DRAWFLAG_OVERLAY) {
-    float red[4] = {1.0f, 0.0f, 0.0f, 0.0f};
+    const float red[4] = {1.0f, 0.0f, 0.0f, 0.0f};
     float *buffer = mask_rasterize(mask_eval, width, height);
 
     if (overlay_mode != MASK_OVERLAY_ALPHACHANNEL) {
diff --git a/source/blender/editors/mesh/editmesh_extrude_spin.c b/source/blender/editors/mesh/editmesh_extrude_spin.c
index 9f1d499bb6a..6dde45a4f5f 100644
--- a/source/blender/editors/mesh/editmesh_extrude_spin.c
+++ b/source/blender/editors/mesh/editmesh_extrude_spin.c
@@ -57,7 +57,7 @@ static int edbm_spin_exec(bContext *C, wmOperator *op)
 {
   ViewLayer *view_layer = CTX_data_view_layer(C);
   float cent[3], axis[3];
-  float d[3] = {0.0f, 0.0f, 0.0f};
+  const float d[3] = {0.0f, 0.0f, 0.0f};
 
   RNA_float_get_array(op->ptr, "center", cent);
   RNA_float_get_array(op->ptr, "axis", axis);
diff --git a/source/blender/editors/mesh/editmesh_knife.c b/source/blender/editors/mesh/editmesh_knife.c
index 1f411617c68..6f4f75e802a 100644
--- a/source/blender/editors/mesh/editmesh_knife.c
+++ b/source/blender/editors/mesh/editmesh_knife.c
@@ -2632,7 +2632,7 @@ static void knifetool_update_mval(KnifeTool_OpData *kcd, const float mval[2])
 
 static void knifetool_update_mval_i(KnifeTool_OpData *kcd, const int mval_i[2])
 {
-  float mval[2] = {UNPACK2(mval_i)};
+  const float mval[2] = {UNPACK2(mval_i)};
   knifetool_update_mval(kcd, mval);
 }
 
diff --git a/source/blender/editors/object/object_add.c b/source/blender/editors/object/object_add.c
index bc9bef4dc63..81b8cd70353 100644
--- a/source/blender/editors/object/object_add.c
+++ b/source/blender/editors/object/object_add.c
@@ -205,7 +205,7 @@ void ED_object_rotation_from_quat(float rot[3], const float viewquat[4], const c
   switch (align_axis) {
     case 'X': {
       /* Same as 'rv3d->viewinv[1]' */
-      float axis_y[4] = {0.0f, 1.0f, 0.0f};
+      const float axis_y[4] = {0.0f, 1.0f, 0.0f};
       float quat_y[4], quat[4];
       axis_angle_to_quat(quat_y, axis_y, M_PI_2);
       mul_qt_qtqt(quat, viewquat, quat_y);
diff --git a/source/blender/editors/object/object_remesh.c b/source/blender/editors/object/object_remesh.c
index 28f58a34814..8d8f01dd61a 100644
--- a/source/blender/editors/object/object_remesh.c
+++ b/source/blender/editors/object/object_remesh.c
@@ -406,7 +406,7 @@ static int voxel_size_edit_modal(bContext *C, wmOperator *op, const wmEvent *eve
     return OPERATOR_FINISHED;
   }
 
-  float mval[2] = {event->mval[0], event->mval[1]};
+  const float mval[2] = {event->mval[0], event->mval[1]};
 
   float d = cd->init_mval[0] - mval[0];
 
@@ -470,7 +470,7 @@ static int voxel_size_edit_invoke(bContext *C, wmOperator *op, const wmEvent *ev
   BoundBox *bb = BKE_mesh_boundbox_get(cd->active_object);
 
   /* Indices of the Bounding Box faces. */
-  int BB_faces[6][4] = {
+  const int BB_faces[6][4] = {
       {3, 0, 4, 7},
       {1, 2, 6, 5},
       {3, 2, 1, 0},
@@ -525,7 +525,7 @@ static int voxel_size_edit_invoke(bContext *C, wmOperator *op, const wmEvent *ev
   float d_a[3], d_b[3];
   float d_a_proj[2], d_b_proj[2];
   float preview_plane_proj[4][3];
-  float y_axis_proj[2] = {0.0f, 1.0f};
+  const float y_axis_proj[2] = {0.0f, 1.0f};
 
   mid_v3_v3v3(text_pos, cd->preview_plane[0], cd->preview_plane[2]);
 
diff --git a/source/blender/editors/object/object_transform.c b/source/blender/editors/object/object_transform.c
index f2d7ad3ac11..52b572fb0dd 100644
--- a/source/blender/editors/object/object_transform.c
+++ b/source/blender/editors/object/object_transform.c
@@ -1907,7 +1907,7 @@ static int object_transform_axis_target_modal(bContext *C, wmOperator *op, const
               for (int x = -ofs; x <= ofs; x += ofs / 2) {
                 for (int y = -ofs; y <= ofs; y += ofs / 2) {
                   if (x != 0 && y != 0) {
-                    int mval_ofs[2] = {event->mval[0] + x, event->mval[1] + y};
+                    const int mval_ofs[2] = {event->mval[0] + x, event->mval[1] + y};
                     float n[3];
                     if (ED_view3d_depth_read_cached_normal(&xfd->vc, mval_ofs, n)) {
                       add_v3_v3(normal, n);
diff --git a/source/blender/editors/screen/area.c b/source/blender/editors/screen/area.c
index 9616b8114ba..58fb934ebf0 100644
--- a/source/blender/editors/screen/area.c
+++ b/source/blender/editors/screen/area.c
@@ -291,7 +291,7 @@ static void region_draw_azone_tab_arrow(ScrArea *area, ARegion *region, AZone *a
 
   /* Workaround for different color spaces between normal areas and the ones using GPUViewports. */
   float alpha = WM_region_use_viewport(area, region) ? 0.6f : 0.4f;
-  float color[4] = {0.05f, 0.05f, 0.05f, alpha};
+  const float color[4] = {0.05f, 0.05f, 0.05f, alpha};
   UI_draw_roundbox_aa(
       true, (float)az->x1, (float)az->y1, (float)az->x2, (float)az->y2, 4.0f, color);
 
diff --git a/source/blender/editors/screen/glutil.c b/source/blender/editors/screen/glutil.c
index 07a122c7094..903013460d4 100644
--- a/source/blender/editors/screen/glutil.c
+++ b/source/blender/editors/screen/glutil.c
@@ -112,7 +112,7 @@ void immDrawPixelsTexScaled_clipping(IMMDrawPixelsTexState *state,
   int seamless, offset_x, offset_y, nsubparts_x, nsubparts_y;
   int components;
   const bool use_clipping = ((clip_min_x < clip_max_x) && (clip_min_y < clip_max_y));
-  float white[4] = {1.0f, 1.0f, 1.0f, 1.0f};
+  const float white[4] = {1.0f, 1.0f, 1.0f, 1.0f};
 
   if (ELEM(gpu_format, GPU_RGBA8, GPU_RGBA16F)) {
     components = 4;
@@ -203,21 +203,21 @@ void immDrawPixelsTexScaled_clipping(IMMDrawPixelsTexState *state,
          * at edges of full image. */
         if (subpart_w < tex_w) {
           void *data = DATA(src_y, src_x + subpart_w - 1);
-          int offset[2] = {subpart_w, 0};
-          int extent[2] = {1, subpart_h};
+          const int offset[2] = {subpart_w, 0};
+          const int extent[2] = {1, subpart_h};
           GPU_texture_update_sub(tex, gpu_data, data, UNPACK2(offset), 0, UNPACK2(extent), 0);
         }
         if (subpart_h < tex_h) {
           void *data = DATA(src_y + subpart_h - 1, src_x);
-          int offset[2] = {0, subpart_h};
-          int extent[2] = {subpart_w, 1};
+          const int offset[2] = {0, subpart_h};
+          const int extent[2] = {subpart_w, 1};
           GPU_texture_update_sub(tex, gpu_data, data, UNPACK2(offset), 0, UNPACK2(extent), 0);
         }
 
         if (subpart_w < tex_w && subpart_h < tex_h) {
           void *data = DATA(src_y + subpart_h - 1, src_x + subpart_w - 1);
-          int offset[2] = {subpart_w, subpart_h};
-          int extent[2] = {1, 1};
+          const int offset[2] = {subpart_w, subpart_h};
+          const int extent[2] = {1, 1};
           GPU_texture_update_sub(tex, gpu_data, data, UNPACK2(offset), 0, UNPACK2(extent), 0);
         }
 #undef DATA
diff --git a/source/blender/editors/sculpt_paint/paint_cursor.c b/source/blender/editors/sculpt_paint/paint_cursor.c
index c5f1063d494..e559d2120e2 100644
--- a/source/blender/editors/sculpt_paint/paint_cursor.c
+++ b/source/blender/editors/sculpt_paint/paint_cursor.c
@@ -1352,8 +1352,10 @@ static void paint_cursor_sculpt_session_update_and_init(PaintCursorContext *pcon
   ViewContext *vc = &pcontext->vc;
   SculptCursorGeometryInfo gi;
 
-  float mouse[2] = {pcontext->x - pcontext->region->winrct.xmin,
-                    pcontext->y - pcontext->region->winrct.ymin};
+  const float mouse[2] = {
+      pcontext->x - pcontext->region->winrct.xmin,
+      pcontext->y - pcontext->region->winrct.ymin,
+  };
 
   /* This updates the active vertex, which is needed for most of the Sculpt/Vertex Colors tools to
    * work correctly */
@@ -1457,7 +1459,7 @@ static void paint_cursor_update_object_space_radius(PaintCursorContext *pcontext
 static void paint_cursor_drawing_setup_cursor_space(PaintCursorContext *pcontext)
 {
   float cursor_trans[4][4], cursor_rot[4][4];
-  float z_axis[4] = {0.0f, 0.0f, 1.0f, 0.0f};
+  const float z_axis[4] = {0.0f, 0.0f, 1.0f, 0.0f};
   float quat[4];
   copy_m4_m4(cursor_trans, pcontext->vc.obact->obmat);
   translate_m4(cursor_trans, pcontext->location[0], pcontext->location[1], pcontext->location[2]);
diff --git a/source/blender/editors/sculpt_paint/paint_curve.c b/source/blender/editors/sculpt_paint/paint_curve.c
index 74e022bf84f..458f021ddb4 100644
--- a/source/blender/editors/sculpt_paint/paint_curve.c
+++ b/source/blender/editors/sculpt_paint/paint_curve.c
@@ -193,7 +193,7 @@ static void paintcurve_point_add(bContext *C, wmOperator *op, const int loc[2])
   PaintCurvePoint *pcp;
   wmWindow *window = CTX_wm_window(C);
   ARegion *region = CTX_wm_region(C);
-  float vec[3] = {loc[0], loc[1], 0.0};
+  const float vec[3] = {loc[0], loc[1], 0.0};
   int add_index;
   int i;
 
@@ -251,7 +251,7 @@ static void paintcurve_point_add(bContext *C, wmOperator *op, const int loc[2])
 
 static int paintcurve_add_point_invoke(bContext *C, wmOperator *op, const wmEvent *event)
 {
-  int loc[2] = {event->mval[0], event->mval[1]};
+  const int loc[2] = {event->mval[0], event->mval[1]};
   paintcurve_point_add(C, op, loc);
   RNA_int_set_array(op->ptr, "location", loc);
   return OPERATOR_FINISHED;
@@ -480,7 +480,7 @@ static bool paintcurve_point_select(
 
 static int paintcurve_select_point_invoke(bContext *C, wmOperator *op, const wmEvent *event)
 {
-  int loc[2] = {UNPACK2(event->mval)};
+  const int loc[2] = {UNPACK2(event->mval)};
   bool toggle = RNA_boolean_get(op->ptr, "toggle");
   bool extend = RNA_boolean_get(op->ptr, "extend");
   if (paintcurve_point_select(C, op, loc, toggle, extend)) {
diff --git a/source/blender/editors/sculpt_paint/paint_image.c b/source/blender/editors/sculpt_paint/paint_image.c
index 34c9cac67c8..431ab998f62 100644
--- a/source/blender/editors/sculpt_paint/paint_image.c
+++ b/source/blender/editors/sculpt_paint/paint_image.c
@@ -1333,7 +1333,7 @@ void ED_imapaint_bucket_fill(struct bContext *C,
 
     ED_image_undo_push_begin(op->type->name, PAINT_MODE_TEXTURE_2D);
 
-    float mouse_init[2] = {mouse[0], mouse[1]};
+    const float mouse_init[2] = {mouse[0], mouse[1]};
     paint_2d_bucket_fill(C, color, NULL, mouse_init, NULL, NULL);
 
     ED_image_undo_push_end();
diff --git a/source/blender/editors/sculpt_paint/paint_image_2d.c b/source/blender/editors/sculpt_paint/paint_image_2d.c
index 6d588d1450b..d614c800350 100644
--- a/source/blender/editors/sculpt_paint/paint_image_2d.c
+++ b/source/blender/editors/sculpt_paint/paint_image_2d.c
@@ -2163,7 +2163,7 @@ void paint_2d_gradient_fill(
     for (x_px = 0; x_px < ibuf->x; x_px++) {
       for (y_px = 0; y_px < ibuf->y; y_px++) {
         float f;
-        float p[2] = {x_px - image_init[0], y_px - image_init[1]};
+        const float p[2] = {x_px - image_init[0], y_px - image_init[1]};
 
         switch (br->gradient_fill_mode) {
           case BRUSH_GRADIENT_LINEAR: {
@@ -2191,7 +2191,7 @@ void paint_2d_gradient_fill(
     for (x_px = 0; x_px < ibuf->x; x_px++) {
       for (y_px = 0; y_px < ibuf->y; y_px++) {
         float f;
-        float p[2] = {x_px - image_init[0], y_px - image_init[1]};
+        const float p[2] = {x_px - image_init[0], y_px - image_init[1]};
 
         switch (br->gradient_fill_mode) {
           case BRUSH_GRADIENT_LINEAR: {
diff --git a/source/blender/editors/sculpt_paint/paint_image_proj.c b/source/blender/editors/sculpt_paint/paint_image_proj.c
index af2762889e8..fa9a0854112 100644
--- a/source/blender/editors/sculpt_paint/paint_image_proj.c
+++ b/source/blender/editors/sculpt_paint/paint_image_proj.c
@@ -3309,7 +3309,7 @@ static void project_paint_face_init(const ProjPaintState *ps,
 
                 has_x_isect = 0;
                 for (x = bounds_px.xmin; x < bounds_px.xmax; x++) {
-                  float puv[2] = {(float)x, (float)y};
+                  const float puv[2] = {(float)x, (float)y};
                   bool in_bounds;
                   // uv[0] = (((float)x) + 0.5f) / (float)ibuf->x;
                   /* use offset uvs instead */
@@ -5756,7 +5756,7 @@ void paint_proj_stroke(const bContext *C,
     View3D *v3d = CTX_wm_view3d(C);
     ARegion *region = CTX_wm_region(C);
     float *cursor = scene->cursor.location;
-    int mval_i[2] = {(int)pos[0], (int)pos[1]};
+    const int mval_i[2] = {(int)pos[0], (int)pos[1]};
 
     view3d_operator_needs_opengl(C);
 
@@ -6123,8 +6123,8 @@ static int texture_paint_camera_project_exec(bContext *C, wmOperator *op)
     return OPERATOR_CANCELLED;
   }
 
-  float pos[2] = {0.0, 0.0};
-  float lastpos[2] = {0.0, 0.0};
+  const float pos[2] = {0.0, 0.0};
+  const float lastpos[2] = {0.0, 0.0};
   int a;
 
   project_paint_op(&ps, lastpos, pos);
diff --git a/source/blender/editors/sculpt_paint/paint_ops.c b/source/blender/editors/sculpt_paint/paint_ops.c
index 0fe6e259d8d..43ff03ea7e2 100644
--- a/source/blender/editors/sculpt_paint/paint_ops.c
+++ b/source/blender/editors/sculpt_paint/paint_ops.c
@@ -913,7 +913,7 @@ static int stencil_control_invoke(bContext *C, wmOperator *op, const wmEvent *ev
 {
   Paint *paint = BKE_paint_get_active_from_context(C);
   Brush *br = BKE_paint_brush(paint);
-  float mvalf[2] = {event->mval[0], event->mval[1]};
+  const float mvalf[2] = {event->mval[0], event->mval[1]};
   ARegion *region = CTX_wm_region(C);
   StencilControlData *scd;
   int mask = RNA_enum_get(op->ptr, "texmode");
@@ -968,7 +968,7 @@ static void stencil_control_calculate(StencilControlData *scd, const int mval[2]
 #define PIXEL_MARGIN 5
 
   float mdiff[2];
-  float mvalf[2] = {mval[0], mval[1]};
+  const float mvalf[2] = {mval[0], mval[1]};
   switch (scd->mode) {
     case STENCIL_TRANSLATE:
       sub_v2_v2v2(mdiff, mvalf, scd->init_mouse);
diff --git a/source/blender/editors/sculpt_paint/paint_utils.c b/source/blender/editors/sculpt_paint/paint_utils.c
index 6c5d6f4ee4e..af5afa80eb8 100644
--- a/source/blender/editors/sculpt_paint/paint_utils.c
+++ b/source/blender/editors/sculpt_paint/paint_utils.c
@@ -169,7 +169,7 @@ float paint_get_tex_pixel(const MTex *mtex, float u, float v, struct ImagePool *
 {
   float intensity;
   float rgba_dummy[4];
-  float co[3] = {u, v, 0.0f};
+  const float co[3] = {u, v, 0.0f};
 
   RE_texture_evaluate(mtex, co, thread, pool, false, false, &intensity, rgba_dummy);
 
@@ -185,7 +185,7 @@ void paint_get_tex_pixel_col(const MTex *mtex,
                              bool convert_to_linear,
                              struct ColorSpace *colorspace)
 {
-  float co[3] = {u, v, 0.0f};
+  const float co[3] = {u, v, 0.0f};
   float intensity;
 
   const bool hasrgb = RE_texture_evaluate(mtex, co, thread, pool, false, false, &intensity, rgba);
diff --git a/source/blender/editors/sculpt_paint/paint_vertex_weight_ops.c b/source/blender/editors/sculpt_paint/paint_vertex_weight_ops.c
index 83d76c166ce..73014f9f2de 100644
--- a/source/blender/editors/sculpt_paint/paint_vertex_weight_ops.c
+++ b/source/blender/editors/sculpt_paint/paint_vertex_weight_ops.c
@@ -757,8 +757,8 @@ static int paint_weight_gradient_exec(bContext *C, wmOperator *op)
   int y_start = RNA_int_get(op->ptr, "ystart");
   int x_end = RNA_int_get(op->ptr, "xend");
   int y_end = RNA_int_get(op->ptr, "yend");
-  float sco_start[2] = {x_start, y_start};
-  float sco_end[2] = {x_end, y_end};
+  const float sco_start[2] = {x_start, y_start};
+  const float sco_end[2] = {x_end, y_end};
   const bool is_interactive = (gesture != NULL);
 
   Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C);
diff --git a/source/blender/editors/sculpt_paint/sculpt_cloth.c b/source/blender/editors/sculpt_paint/sculpt_cloth.c
index c0862795594..21fba6479e8 100644
--- a/source/blender/editors/sculpt_paint/sculpt_cloth.c
+++ b/source/blender/editors/sculpt_paint/sculpt_cloth.c
@@ -979,7 +979,7 @@ void SCULPT_cloth_simulation_limits_draw(const uint gpuattr,
                                          const float alpha)
 {
   float cursor_trans[4][4], cursor_rot[4][4];
-  float z_axis[4] = {0.0f, 0.0f, 1.0f, 0.0f};
+  const float z_axis[4] = {0.0f, 0.0f, 1.0f, 0.0f};
   float quat[4];
   unit_m4(cursor_trans);
   translate_m4(cursor_trans, location[0], location[1], location[2]);
diff --git a/source/blender/editors/sculpt_paint/sculpt_detail.c b/source/blender/editors/sculpt_paint/sculpt_detail.c
index 463233fd6fb..e08f477c981 100644
--- a/source/blender/editors/sculpt_paint/sculpt_detail.c
+++ b/source/blender/editors/sculpt_paint/sculpt_detail.c
@@ -179,7 +179,7 @@ static void sample_detail_voxel(bContext *C, ViewContext *vc, int mx, int my)
   SCULPT_vertex_random_access_init(ss);
 
   /* Update the active vertex. */
-  float mouse[2] = {mx, my};
+  const float mouse[2] = {mx, my};
   SCULPT_cursor_geometry_info_update(C, &sgi, mouse, false);
   BKE_sculpt_update_object_for_edit(depsgraph, ob, true, false, false);
 
@@ -219,7 +219,7 @@ static void sample_detail_dyntopo(bContext *C, ViewContext *vc, ARegion *region,
 
   SCULPT_stroke_modifiers_check(C, ob, brush);
 
-  float mouse[2] = {mx - region->winrct.xmin, my - region->winrct.ymin};
+  const float mouse[2] = {mx - region->winrct.xmin, my - region->winrct.ymin};
   float ray_start[3], ray_end[3], ray_normal[3];
   float depth = SCULPT_raycast_init(vc, mouse, ray_start, ray_end, ray_normal, false);
 
@@ -316,7 +316,7 @@ static int sculpt_sample_detail_size_modal(bContext *C, wmOperator *op, const wm
   switch (event->type) {
     case LEFTMOUSE:
       if (event->val == KM_PRESS) {
-        int ss_co[2] = {event->x, event->y};
+        const int ss_co[2] = {event->x, event->y};
 
         int mode = RNA_enum_get(op->ptr, "mode");
         sample_detail(C, ss_co[0], ss_co[1], mode);
diff --git a/source/blender/editors/sculpt_paint/sculpt_filter_mesh.c b/source/blender/editors/sculpt_paint/sculpt_filter_mesh.c
index ba11988156c..e39cdc2db23 100644
--- a/source/blender/editors/sculpt_paint/sculpt_filter_mesh.c
+++ b/source/blender/editors/sculpt_paint/sculpt_filter_mesh.c
@@ -82,7 +82,7 @@ void SCULPT_filter_cache_init(Object *ob, Sculpt *sd, const int undo_type)
 
   ss->filter_cache->random_seed = rand();
 
-  float center[3] = {0.0f};
+  const float center[3] = {0.0f};
   SculptSearchSphereData search_data = {
       .original = true,
       .center = center,
diff --git a/source/blender/editors/sculpt_paint/sculpt_mask_expand.c b/source/blender/editors/sculpt_paint/sculpt_mask_expand.c
index 60483cc168d..bc493a036f0 100644
--- a/source/blender/editors/sculpt_paint/sculpt_mask_expand.c
+++ b/source/blender/editors/sculpt_paint/sculpt_mask_expand.c
@@ -174,7 +174,7 @@ static int sculpt_mask_expand_modal(bContext *C, wmOperator *op, const wmEvent *
   ARegion *region = CTX_wm_region(C);
   float prevclick_f[2];
   copy_v2_v2(prevclick_f, op->customdata);
-  int prevclick[2] = {(int)prevclick_f[0], (int)prevclick_f[1]};
+  const int prevclick[2] = {(int)prevclick_f[0], (int)prevclick_f[1]};
   int len = (int)len_v2v2_int(prevclick, event->mval);
   len = abs(len);
   int mask_speed = RNA_int_get(op->ptr, "mask_speed");
diff --git a/source/blender/editors/sculpt_paint/sculpt_multiplane_scrape.c b/source/blender/editors/sculpt_paint/sculpt_multiplane_scrape.c
index 35f916c8f90..e47a94dff90 100644
--- a/source/blender/editors/sculpt_paint/sculpt_multiplane_scrape.c
+++ b/source/blender/editors/sculpt_paint/sculpt_multiplane_scrape.c
@@ -375,7 +375,7 @@ void SCULPT_do_multiplane_scrape_brush(Sculpt *sd, Object *ob, PBVHNode **nodes,
   /* Calculate the final left and right scrape planes. */
   float plane_no[3];
   float plane_no_rot[3];
-  float y_axis[3] = {0.0f, 1.0f, 0.0f};
+  const float y_axis[3] = {0.0f, 1.0f, 0.0f};
   float mat_inv[4][4];
   invert_m4_m4(mat_inv, mat);
 
@@ -418,11 +418,11 @@ void SCULPT_multiplane_scrape_preview_draw(const uint gpuattr,
 
   float offset = ss->cache->radius * 0.25f;
 
-  float p[3] = {0.0f, 0.0f, ss->cache->radius};
-  float y_axis[3] = {0.0f, 1.0f, 0.0f};
+  const float p[3] = {0.0f, 0.0f, ss->cache->radius};
+  const float y_axis[3] = {0.0f, 1.0f, 0.0f};
   float p_l[3];
   float p_r[3];
-  float area_center[3] = {0.0f, 0.0f, 0.0f};
+  const float area_center[3] = {0.0f, 0.0f, 0.0f};
   rotate_v3_v3v3fl(p_r, p, y_axis, DEG2RADF((angle + 180) * 0.5f));
   rotate_v3_v3v3fl(p_l, p, y_axis, DEG2RADF(-(angle + 180) * 0.5f));
 
diff --git a/source/blender/editors/space_clip/clip_graph_ops.c b/source/blender/editors/space_clip/clip_graph_ops.c
index 589831b1c45..63d9889e662 100644
--- a/source/blender/editors/space_clip/clip_graph_ops.c
+++ b/source/blender/editors/space_clip/clip_graph_ops.c
@@ -114,7 +114,7 @@ static void find_nearest_tracking_segment_cb(void *userdata,
                                              float val)
 {
   MouseSelectUserData *data = userdata;
-  float co[2] = {scene_framenr, val};
+  const float co[2] = {scene_framenr, val};
 
   if (!clip_graph_value_visible(data->sc, value_source)) {
     return;
@@ -151,7 +151,7 @@ static void find_nearest_tracking_knot_cb(void *userdata,
                                           float val)
 {
   MouseSelectUserData *data = userdata;
-  float mdiff[2] = {scene_framenr - data->mouse_co[0], val - data->mouse_co[1]};
+  const float mdiff[2] = {scene_framenr - data->mouse_co[0], val - data->mouse_co[1]};
   float dist_sq = len_squared_v2(mdiff);
 
   if (!clip_graph_value_visible(data->sc, value_source)) {
@@ -159,7 +159,7 @@ static void find_nearest_tracking_knot_cb(void *userdata,
   }
 
   if (data->marker == NULL || dist_sq < data->min_dist_sq) {
-    float co[2] = {scene_framenr, val};
+    const float co[2] = {scene_framenr, val};
 
     data->track = track;
     data->marker = marker;
diff --git a/source/blender/editors/space_clip/tracking_ops.c b/source/blender/editors/space_clip/tracking_ops.c
index 739701b5595..177a0bc2bcf 100644
--- a/source/blender/editors/space_clip/tracking_ops.c
+++ b/source/blender/editors/space_clip/tracking_ops.c
@@ -513,7 +513,7 @@ static bool slide_check_corners(float (*corners)[2])
 {
   int i, next, prev;
   float cross = 0.0f;
-  float p[2] = {0.0f, 0.0f};
+  const float p[2] = {0.0f, 0.0f};
 
   if (!isect_point_quad_v2(p, corners[0], corners[1], corners[2], corners[3])) {
     return false;
@@ -861,7 +861,7 @@ static int slide_marker_modal(bContext *C, wmOperator *op, const wmEvent *event)
           BKE_tracking_marker_clamp(data->marker, CLAMP_PAT_DIM);
         }
         else if (data->action == SLIDE_ACTION_OFFSET) {
-          float d[2] = {dx, dy};
+          const float d[2] = {dx, dy};
           for (int a = 0; a < data->track->markersnr; a++) {
             add_v2_v2v2(data->track->markers[a].pos, data->old_markers[a], d);
           }
@@ -940,7 +940,7 @@ static int slide_marker_modal(bContext *C, wmOperator *op, const wmEvent *event)
           BKE_tracking_marker_clamp(data->marker, CLAMP_SEARCH_DIM);
         }
         else if (data->area == TRACK_AREA_SEARCH) {
-          float d[2] = {dx, dy};
+          const float d[2] = {dx, dy};
           add_v2_v2v2(data->min, data->old_search_min, d);
           add_v2_v2v2(data->max, data->old_search_max, d);
         }
diff --git a/source/blender/editors/space_clip/tracking_select.c b/source/blender/editors/space_clip/tracking_select.c
index b6f9ca9589f..615d09a04b2 100644
--- a/source/blender/editors/space_clip/tracking_select.c
+++ b/source/blender/editors/space_clip/tracking_select.c
@@ -153,9 +153,9 @@ static float dist_to_rect(const float co[2],
                           const float max[2])
 {
   float d1, d2, d3, d4;
-  float p[2] = {co[0] - pos[0], co[1] - pos[1]};
-  float v1[2] = {min[0], min[1]}, v2[2] = {max[0], min[1]};
-  float v3[2] = {max[0], max[1]}, v4[2] = {min[0], max[1]};
+  const float p[2] = {co[0] - pos[0], co[1] - pos[1]};
+  const float v1[2] = {min[0], min[1]}, v2[2] = {max[0], min[1]};
+  const float v3[2] = {max[0], max[1]}, v4[2] = {min[0], max[1]};
 
   d1 = dist_squared_to_line_segment_v2(p, v1, v2);
   d2 = dist_squared_to_line_segment_v2(p, v2, v3);
@@ -169,7 +169,7 @@ static float dist_to_rect(const float co[2],
 static float dist_to_crns(const float co[2], const float pos[2], const float crns[4][2])
 {
   float d1, d2, d3, d4;
-  float p[2] = {co[0] - pos[0], co[1] - pos[1]};
+  const float p[2] = {co[0] - pos[0], co[1] - pos[1]};
   const float *v1 = crns[0], *v2 = crns[1];
   const float *v3 = crns[2], *v4 = crns[3];
 
diff --git a/source/blender/editors/space_image/image_draw.c b/source/blender/editors/space_image/image_draw.c
index 1038011e480..f70589ac5f1 100644
--- a/source/blender/editors/space_image/image_draw.c
+++ b/source/blender/editors/space_image/image_draw.c
@@ -168,9 +168,9 @@ void ED_image_draw_info(Scene *scene,
   uchar green[3] = {0, 255, 0};
   uchar blue[3] = {100, 100, 255};
 #else
-  uchar red[3] = {255, 255, 255};
-  uchar green[3] = {255, 255, 255};
-  uchar blue[3] = {255, 255, 255};
+  const uchar red[3] = {255, 255, 255};
+  const uchar green[3] = {255, 255, 255};
+  const uchar blue[3] = {255, 255, 255};
 #endif
   float hue = 0, sat = 0, val = 0, lum = 0, u = 0, v = 0;
   float col[4], finalcol[4];
@@ -465,7 +465,7 @@ void ED_image_draw_info(Scene *scene,
 static void sima_draw_zbuf_pixels(
     float x1, float y1, int rectx, int recty, const int *rect, float zoomx, float zoomy)
 {
-  float red[4] = {1.0f, 0.0f, 0.0f, 0.0f};
+  const float red[4] = {1.0f, 0.0f, 0.0f, 0.0f};
 
   /* Slowwww */
   float *rectf = MEM_mallocN(rectx * recty * sizeof(float), "temp");
@@ -494,7 +494,7 @@ static void sima_draw_zbuffloat_pixels(Scene *scene,
 {
   float bias, scale, *rectf, clip_end;
   int a;
-  float red[4] = {1.0f, 0.0f, 0.0f, 0.0f};
+  const float red[4] = {1.0f, 0.0f, 0.0f, 0.0f};
 
   if (scene->camera && scene->camera->type == OB_CAMERA) {
     bias = ((Camera *)scene->camera->data)->clip_start;
@@ -798,7 +798,7 @@ static void draw_udim_tile_grid(uint pos_attr,
 {
   float x1, y1;
   UI_view2d_view_to_region_fl(&region->v2d, x, y, &x1, &y1);
-  int gridpos[5][2] = {{0, 0}, {0, 1}, {1, 1}, {1, 0}, {0, 0}};
+  const int gridpos[5][2] = {{0, 0}, {0, 1}, {1, 1}, {1, 0}, {0, 0}};
   for (int i = 0; i < 4; i++) {
     immAttr3fv(color_attr, color);
     immVertex2f(pos_attr, x1 + gridpos[i][0] * stepx, y1 + gridpos[i][1] * stepy);
diff --git a/source/blender/editors/space_info/info_draw.c b/source/blender/editors/space_info/info_draw.c
index 6c818257ec7..72533b88406 100644
--- a/source/blender/editors/space_info/info_draw.c
+++ b/source/blender/editors/space_info/info_draw.c
@@ -270,12 +270,12 @@ void *info_text_pick(const SpaceInfo *sinfo,
 
 int info_textview_height(const SpaceInfo *sinfo, const ARegion *region, const ReportList *reports)
 {
-  int mval[2] = {INT_MAX, INT_MAX};
+  const int mval[2] = {INT_MAX, INT_MAX};
   return info_textview_main__internal(sinfo, region, reports, false, mval, NULL, NULL);
 }
 
 void info_textview_main(const SpaceInfo *sinfo, const ARegion *region, const ReportList *reports)
 {
-  int mval[2] = {INT_MAX, INT_MAX};
+  const int mval[2] = {INT_MAX, INT_MAX};
   info_textview_main__internal(sinfo, region, reports, true, mval, NULL, NULL);
 }
diff --git a/source/blender/editors/space_info/textview.c b/source/blender/editors/space_info/textview.c
index eee8b989cc2..93a79d9a2bc 100644
--- a/source/blender/editors/space_info/textview.c
+++ b/source/blender/editors/space_info/textview.c
@@ -264,7 +264,7 @@ static bool textview_draw_string(TextViewDrawState *tds,
 
   if (tds->sel[0] != tds->sel[1]) {
     textview_step_sel(tds, -final_offset);
-    int pos[2] = {tds->xy[0], line_bottom};
+    const int pos[2] = {tds->xy[0], line_bottom};
     textview_draw_sel(s, pos, len, tds, bg_sel);
   }
 
diff --git a/source/blender/editors/space_node/node_draw.c b/source/blender/editors/space_node/node_draw.c
index 52bd4d68649..3fd0b0a5a58 100644
--- a/source/blender/editors/space_node/node_draw.c
+++ b/source/blender/editors/space_node/node_draw.c
@@ -986,7 +986,7 @@ void node_draw_shadow(SpaceNode *snode, bNode *node, float radius, float alpha)
   else {
     const float margin = 3.0f;
 
-    float color[4] = {0.0f, 0.0f, 0.0f, 0.33f};
+    const float color[4] = {0.0f, 0.0f, 0.0f, 0.33f};
     UI_draw_roundbox_aa(true,
                         rct->xmin - margin,
                         rct->ymin - margin,
diff --git a/source/blender/editors/space_outliner/outliner_draw.c b/source/blender/editors/space_outliner/outliner_draw.c
index a45b415b629..4271eaded99 100644
--- a/source/blender/editors/space_outliner/outliner_draw.c
+++ b/source/blender/editors/space_outliner/outliner_draw.c
@@ -2694,7 +2694,7 @@ static void outliner_draw_iconrow_number(const uiFontStyle *fstyle,
                                          int ys,
                                          const int num_elements)
 {
-  float color[4] = {0.0f, 0.0f, 0.0f, 1.0f};
+  const float color[4] = {0.0f, 0.0f, 0.0f, 1.0f};
   float ufac = 0.25f * UI_UNIT_X;
   float offset_x = (float)offsx + UI_UNIT_X * 0.35f;
 
diff --git a/source/blender/editors/space_sequencer/sequencer_draw.c b/source/blender/editors/space_sequencer/sequencer_draw.c
index 7863d2b724d..0f4690c11d5 100644
--- a/source/blender/editors/space_sequencer/sequencer_draw.c
+++ b/source/blender/editors/space_sequencer/sequencer_draw.c
@@ -2169,7 +2169,7 @@ static void draw_cache_view(const bContext *C)
   if (scene->ed->cache_flag & SEQ_CACHE_VIEW_FINAL_OUT) {
     stripe_bot = UI_view2d_region_to_view_y(v2d, V2D_SCROLL_HANDLE_HEIGHT);
     stripe_top = stripe_bot + stripe_ht;
-    float bg_color[4] = {1.0f, 0.4f, 0.2f, 0.1f};
+    const float bg_color[4] = {1.0f, 0.4f, 0.2f, 0.1f};
 
     immUniformColor4f(bg_color[0], bg_color[1], bg_color[2], bg_color[3]);
     immRectf(pos, scene->r.sfra, stripe_bot, scene->r.efra, stripe_top);
@@ -2188,7 +2188,7 @@ static void draw_cache_view(const bContext *C)
     stripe_top = stripe_bot + stripe_ht;
 
     if (scene->ed->cache_flag & SEQ_CACHE_VIEW_RAW) {
-      float bg_color[4] = {1.0f, 0.1f, 0.02f, 0.1f};
+      const float bg_color[4] = {1.0f, 0.1f, 0.02f, 0.1f};
       immUniformColor4f(bg_color[0], bg_color[1], bg_color[2], bg_color[3]);
       immRectf(pos, seq->startdisp, stripe_bot, seq->enddisp, stripe_top);
     }
@@ -2197,7 +2197,7 @@ static void draw_cache_view(const bContext *C)
     stripe_top = stripe_bot + stripe_ht;
 
     if (scene->ed->cache_flag & SEQ_CACHE_VIEW_PREPROCESSED) {
-      float bg_color[4] = {0.1f, 0.1f, 0.75f, 0.1f};
+      const float bg_color[4] = {0.1f, 0.1f, 0.75f, 0.1f};
       immUniformColor4f(bg_color[0], bg_color[1], bg_color[2], bg_color[3]);
       immRectf(pos, seq->startdisp, stripe_bot, seq->enddisp, stripe_top);
     }
@@ -2206,7 +2206,7 @@ static void draw_cache_view(const bContext *C)
     stripe_bot = stripe_top - stripe_ht;
 
     if (scene->ed->cache_flag & SEQ_CACHE_VIEW_COMPOSITE) {
-      float bg_color[4] = {1.0f, 0.6f, 0.0f, 0.1f};
+      const float bg_color[4] = {1.0f, 0.6f, 0.0f, 0.1f};
       immUniformColor4f(bg_color[0], bg_color[1], bg_color[2], bg_color[3]);
       immRectf(pos, seq->startdisp, stripe_bot, seq->enddisp, stripe_top);
     }
diff --git a/source/blender/editors/space_text/text_autocomplete.c b/source/blender/editors/space_text/text_autocomplete.c
index 24c55e60513..74cf3c866d3 100644
--- a/source/blender/editors/space_text/text_autocomplete.c
+++ b/source/blender/editors/space_text/text_autocomplete.c
@@ -55,7 +55,7 @@ int text_do_suggest_select(SpaceText *st, ARegion *region)
   TextLine *tmp;
   int l, x, y, w, h, i;
   int tgti, *top;
-  int mval[2] = {0, 0};
+  const int mval[2] = {0, 0};
 
   if (!st || !st->text) {
     return 0;
diff --git a/source/blender/editors/space_text/text_ops.c b/source/blender/editors/space_text/text_ops.c
index 6be436cffb5..201f9dae5d5 100644
--- a/source/blender/editors/space_text/text_ops.c
+++ b/source/blender/editors/space_text/text_ops.c
@@ -2587,7 +2587,7 @@ static void text_scroll_apply(bContext *C, wmOperator *op, const wmEvent *event)
 {
   SpaceText *st = CTX_wm_space_text(C);
   TextScroll *tsc = op->customdata;
-  int mval[2] = {event->x, event->y};
+  const int mval[2] = {event->x, event->y};
 
   text_update_character_width(st);
 
diff --git a/source/blender/editors/space_view3d/view3d_buttons.c b/source/blender/editors/space_view3d/view3d_buttons.c
index d78c58c0c64..38784a5c79e 100644
--- a/source/blender/editors/space_view3d/view3d_buttons.c
+++ b/source/blender/editors/space_view3d/view3d_buttons.c
@@ -1071,7 +1071,7 @@ static void v3d_object_dimension_buts(bContext *C, uiLayout *layout, View3D *v3d
     const float lim = FLT_MAX;
     for (int i = 0; i < 3; i++) {
       uiBut *but;
-      char text[3] = {'X' + i, ':', '\0'};
+      const char text[3] = {'X' + i, ':', '\0'};
       but = uiDefButF(block,
                       UI_BTYPE_NUM,
                       B_TRANSFORM_PANEL_DIMS,
diff --git a/source/blender/editors/space_view3d/view3d_gizmo_preselect_type.c b/source/blender/editors/space_view3d/view3d_gizmo_preselect_type.c
index 30212fcd9e5..e17993445df 100644
--- a/source/blender/editors/space_view3d/view3d_gizmo_preselect_type.c
+++ b/source/blender/editors/space_view3d/view3d_gizmo_preselect_type.c
@@ -156,7 +156,7 @@ static int gizmo_preselect_elem_test_select(bContext *C, wmGizmo *gz, const int
       if (eve_test) {
         BMVert *vert = (BMVert *)eve_test;
         float vert_p_co[3], vert_co[3];
-        float mval_f[2] = {UNPACK2(vc.mval)};
+        const float mval_f[2] = {UNPACK2(vc.mval)};
         mul_v3_m4v3(vert_co, gz_ele->bases[base_index_vert]->object->obmat, vert->co);
         ED_view3d_project(vc.region, vert_co, vert_p_co);
         float len = len_v2v2(vert_p_co, mval_f);
diff --git a/source/blender/editors/space_view3d/view3d_gizmo_ruler.c b/source/blender/editors/space_view3d/view3d_gizmo_ruler.c
index 59b2e378955..7799aba5c19 100644
--- a/source/blender/editors/space_view3d/view3d_gizmo_ruler.c
+++ b/source/blender/editors/space_view3d/view3d_gizmo_ruler.c
@@ -909,7 +909,7 @@ static void gizmo_ruler_draw(const bContext *C, wmGizmo *gz)
 static int gizmo_ruler_test_select(bContext *UNUSED(C), wmGizmo *gz, const int mval[2])
 {
   RulerItem *ruler_item_pick = (RulerItem *)gz;
-  float mval_fl[2] = {UNPACK2(mval)};
+  const float mval_fl[2] = {UNPACK2(mval)};
   int co_index;
 
   /* select and drag */
diff --git a/source/blender/editors/space_view3d/view3d_placement.c b/source/blender/editors/space_view3d/view3d_placement.c
index b7219290654..b79632f0a82 100644
--- a/source/blender/editors/space_view3d/view3d_placement.c
+++ b/source/blender/editors/space_view3d/view3d_placement.c
@@ -321,7 +321,7 @@ static void draw_line_bounds(const BoundBox *bounds, const float color[4])
   GPUVertFormat *format = immVertexFormat();
   uint pos = GPU_vertformat_attr_add(format, "pos", GPU_COMP_F32, 3, GPU_FETCH_FLOAT);
 
-  int edges[12][2] = {
+  const int edges[12][2] = {
       /* First side. */
       {0, 1},
       {1, 2},
@@ -507,7 +507,7 @@ static void draw_circle_in_quad(const float v1[2],
     float theta = ((2.0f * M_PI) * ((float)i / (float)resolution)) + 0.01f;
     float x = cosf(theta);
     float y = sinf(theta);
-    float pt[2] = {x, y};
+    const float pt[2] = {x, y};
     float w[4];
     barycentric_weights_v2_quad(UNPACK4(quad), pt, w);
 
diff --git a/source/blender/editors/space_view3d/view3d_project.c b/source/blender/editors/space_view3d/view3d_project.c
index c10a88af146..c790a8659ee 100644
--- a/source/blender/editors/space_view3d/view3d_project.c
+++ b/source/blender/editors/space_view3d/view3d_project.c
@@ -778,7 +778,7 @@ void ED_view3d_project(const struct ARegion *region, const float world[3], float
 {
   // viewport is set up to make coordinates relative to the region, not window
   RegionView3D *rv3d = region->regiondata;
-  int viewport[4] = {0, 0, region->winx, region->winy};
+  const int viewport[4] = {0, 0, region->winx, region->winy};
 
   GPU_matrix_project(world, rv3d->viewmat, rv3d->winmat, viewport, r_region_co);
 }
@@ -787,8 +787,8 @@ bool ED_view3d_unproject(
     const struct ARegion *region, float regionx, float regiony, float regionz, float world[3])
 {
   RegionView3D *rv3d = region->regiondata;
-  int viewport[4] = {0, 0, region->winx, region->winy};
-  float region_co[3] = {regionx, regiony, regionz};
+  const int viewport[4] = {0, 0, region->winx, region->winy};
+  const float region_co[3] = {regionx, regiony, regionz};
 
   return GPU_matrix_unproject(region_co, rv3d->viewmat, rv3d->winmat, viewport, world);
 }
diff --git a/source/blender/editors/space_view3d/view3d_utils.c b/source/blender/editors/space_view3d/view3d_utils.c
index 4e73a2be17e..a264e1560c6 100644
--- a/source/blender/editors/space_view3d/view3d_utils.c
+++ b/source/blender/editors/space_view3d/view3d_utils.c
@@ -1499,7 +1499,7 @@ void ED_view3d_from_m4(const float mat[4][4], float ofs[3], float quat[4], const
  */
 void ED_view3d_to_m4(float mat[4][4], const float ofs[3], const float quat[4], const float dist)
 {
-  float iviewquat[4] = {-quat[0], quat[1], quat[2], quat[3]};
+  const float iviewquat[4] = {-quat[0], quat[1], quat[2], quat[3]};
   float dvec[3] = {0.0f, 0.0f, dist};
 
   quat_to_mat4(mat, iviewquat);
diff --git a/source/blender/editors/space_view3d/view3d_walk.c b/source/blender/editors/space_view3d/view3d_walk.c
index 64167b83655..2cc41097070 100644
--- a/source/blender/editors/space_view3d/view3d_walk.c
+++ b/source/blender/editors/space_view3d/view3d_walk.c
@@ -387,7 +387,7 @@ static bool walk_floor_distance_get(RegionView3D *rv3d,
                                     const float dvec[3],
                                     float *r_distance)
 {
-  float ray_normal[3] = {0, 0, -1}; /* down */
+  const float ray_normal[3] = {0, 0, -1}; /* down */
   float ray_start[3];
   float r_location[3];
   float r_normal_dummy[3];
diff --git a/source/blender/editors/transform/transform_convert_mesh.c b/source/blender/editors/transform/transform_convert_mesh.c
index 6f447997fb0..573f4550fec 100644
--- a/source/blender/editors/transform/transform_convert_mesh.c
+++ b/source/blender/editors/transform/transform_convert_mesh.c
@@ -754,7 +754,8 @@ void createTransEditVerts(TransInfo *t)
     if (tc->use_mirror_axis_any) {
       bool use_topology = (me->editflag & ME_EDIT_MIRROR_TOPO) != 0;
       bool use_select = (t->flag & T_PROP_EDIT) == 0;
-      bool mirror_axis[3] = {tc->use_mirror_axis_x, tc->use_mirror_axis_y, tc->use_mirror_axis_z};
+      const bool mirror_axis[3] = {
+          tc->use_mirror_axis_x, tc->use_mirror_axis_y, tc->use_mirror_axis_z};
       editmesh_mirror_data_calc(em, use_select, use_topology, mirror_axis, &mirror_data);
 
       if (mirror_data.vert_map) {
diff --git a/source/blender/editors/transform/transform_gizmo_2d.c b/source/blender/editors/transform/transform_gizmo_2d.c
index dacdb72806c..11cde6a9038 100644
--- a/source/blender/editors/transform/transform_gizmo_2d.c
+++ b/source/blender/editors/transform/transform_gizmo_2d.c
@@ -350,8 +350,8 @@ static void gizmo2d_xform_setup(const bContext *UNUSED(C), wmGizmoGroup *gzgroup
     ptr = WM_gizmo_operator_set(ggd->cage, 0, ot_translate, NULL);
     RNA_boolean_set(ptr, "release_confirm", 1);
 
-    bool constraint_x[3] = {1, 0, 0};
-    bool constraint_y[3] = {0, 1, 0};
+    const bool constraint_x[3] = {1, 0, 0};
+    const bool constraint_y[3] = {0, 1, 0};
 
     ptr = WM_gizmo_operator_set(ggd->cage, ED_GIZMO_CAGE2D_PART_SCALE_MIN_X, ot_resize, NULL);
     PropertyRNA *prop_release_confirm = RNA_struct_find_property(ptr, "release_confirm");
@@ -484,7 +484,7 @@ static void gizmo2d_xform_draw_prepare(const bContext *C, wmGizmoGroup *gzgroup)
   ARegion *region = CTX_wm_region(C);
   GizmoGroup2D *ggd = gzgroup->customdata;
   float origin[3] = {UNPACK2(ggd->origin), 0.0f};
-  float origin_aa[3] = {UNPACK2(ggd->origin), 0.0f};
+  const float origin_aa[3] = {UNPACK2(ggd->origin), 0.0f};
 
   gizmo2d_origin_to_region(region, origin);
 
diff --git a/source/blender/editors/transform/transform_gizmo_3d.c b/source/blender/editors/transform/transform_gizmo_3d.c
index 3878103fa4e..6155042f555 100644
--- a/source/blender/editors/transform/transform_gizmo_3d.c
+++ b/source/blender/editors/transform/transform_gizmo_3d.c
@@ -2053,7 +2053,7 @@ static void WIDGETGROUP_xform_cage_setup(const bContext *UNUSED(C), wmGizmoGroup
     for (int x = 0; x < 3; x++) {
       for (int y = 0; y < 3; y++) {
         for (int z = 0; z < 3; z++) {
-          bool constraint[3] = {x != 1, y != 1, z != 1};
+          const bool constraint[3] = {x != 1, y != 1, z != 1};
           ptr = WM_gizmo_operator_set(gz, i, ot_resize, NULL);
           if (prop_release_confirm == NULL) {
             prop_release_confirm = RNA_struct_find_property(ptr, "release_confirm");
diff --git a/source/blender/editors/transform/transform_gizmo_extrude_3d.c b/source/blender/editors/transform/transform_gizmo_extrude_3d.c
index 7f6f3e53bc3..ae7cda0bd03 100644
--- a/source/blender/editors/transform/transform_gizmo_extrude_3d.c
+++ b/source/blender/editors/transform/transform_gizmo_extrude_3d.c
@@ -213,7 +213,7 @@ static void gizmo_mesh_extrude_setup(const bContext *C, wmGizmoGroup *gzgroup)
     PointerRNA macroptr = RNA_pointer_get(ptr, "TRANSFORM_OT_translate");
     RNA_boolean_set(&macroptr, "release_confirm", true);
 
-    bool constraint[3] = {0, 0, 0};
+    const bool constraint[3] = {0, 0, 0};
     RNA_boolean_set_array(&macroptr, "constraint_axis", constraint);
   }
 
diff --git a/source/blender/editors/transform/transform_mode_edge_slide.c b/source/blender/editors/transform/transform_mode_edge_slide.c
index 4a648a77fe1..1886f95beae 100644
--- a/source/blender/editors/transform/transform_mode_edge_slide.c
+++ b/source/blender/editors/transform/transform_mode_edge_slide.c
@@ -534,7 +534,7 @@ static EdgeSlideData *createEdgeSlideVerts_double_side(TransInfo *t, TransDataCo
   int sv_tot;
   int *sv_table; /* BMVert -> sv_array index */
   EdgeSlideData *sld = MEM_callocN(sizeof(*sld), "sld");
-  float mval[2] = {(float)t->mval[0], (float)t->mval[1]};
+  const float mval[2] = {(float)t->mval[0], (float)t->mval[1]};
   int numsel, i, loop_nr;
   bool use_occlude_geometry = false;
   View3D *v3d = NULL;
@@ -894,7 +894,7 @@ static EdgeSlideData *createEdgeSlideVerts_single_side(TransInfo *t, TransDataCo
   int sv_tot;
   int *sv_table; /* BMVert -> sv_array index */
   EdgeSlideData *sld = MEM_callocN(sizeof(*sld), "sld");
-  float mval[2] = {(float)t->mval[0], (float)t->mval[1]};
+  const float mval[2] = {(float)t->mval[0], (float)t->mval[1]};
   int loop_nr;
   bool use_occlude_geometry = false;
   View3D *v3d = NULL;
diff --git a/source/blender/editors/transform/transform_mode_vert_slide.c b/source/blender/editors/transform/transform_mode_vert_slide.c
index b396317ba7c..38537194af3 100644
--- a/source/blender/editors/transform/transform_mode_vert_slide.c
+++ b/source/blender/editors/transform/transform_mode_vert_slide.c
@@ -126,7 +126,7 @@ static void calcVertSlideMouseActiveVert(struct TransInfo *t, const int mval[2])
 {
   /* Active object may have no selected vertices. */
   VertSlideData *sld = TRANS_DATA_CONTAINER_FIRST_OK(t)->custom.mode.data;
-  float mval_fl[2] = {UNPACK2(mval)};
+  const float mval_fl[2] = {UNPACK2(mval)};
   TransDataVertSlideVert *sv;
 
   /* set the vertex to use as a reference for the mouse direction 'curr_sv_index' */
@@ -153,8 +153,8 @@ static void calcVertSlideMouseActiveVert(struct TransInfo *t, const int mval[2])
 static void calcVertSlideMouseActiveEdges(struct TransInfo *t, const int mval[2])
 {
   VertSlideData *sld = TRANS_DATA_CONTAINER_FIRST_OK(t)->custom.mode.data;
-  float imval_fl[2] = {UNPACK2(t->mouse.imval)};
-  float mval_fl[2] = {UNPACK2(mval)};
+  const float imval_fl[2] = {UNPACK2(t->mouse.imval)};
+  const float mval_fl[2] = {UNPACK2(mval)};
 
   float dir[3];
   TransDataVertSlideVert *sv;
diff --git a/source/blender/editors/transform/transform_snap_object.c b/source/blender/editors/transform/transform_snap_object.c
index eb14c5bec28..8079795d306 100644
--- a/source/blender/editors/transform/transform_snap_object.c
+++ b/source/blender/editors/transform/transform_snap_object.c
@@ -1214,7 +1214,7 @@ static void cb_mlooptri_edges_get(const int index, int v_index[3], const BVHTree
   const MLoopTri *lt = &data->looptri[index];
   for (int j = 2, j_next = 0; j_next < 3; j = j_next++) {
     const MEdge *ed = &medge[mloop[lt->tri[j]].e];
-    uint tri_edge[2] = {mloop[lt->tri[j]].v, mloop[lt->tri[j_next]].v};
+    const uint tri_edge[2] = {mloop[lt->tri[j]].v, mloop[lt->tri[j_next]].v};
     if (ELEM(ed->v1, tri_edge[0], tri_edge[1]) && ELEM(ed->v2, tri_edge[0], tri_edge[1])) {
       // printf("real edge found\n");
       v_index[j] = mloop[lt->tri[j]].e;
diff --git a/source/blender/editors/uvedit/uvedit_unwrap_ops.c b/source/blender/editors/uvedit/uvedit_unwrap_ops.c
index 9f77bf31481..49f11cd6a74 100644
--- a/source/blender/editors/uvedit/uvedit_unwrap_ops.c
+++ b/source/blender/editors/uvedit/uvedit_unwrap_ops.c
@@ -1348,7 +1348,7 @@ static void uv_map_rotation_matrix(float result[4][4],
                                    float sideangledeg,
                                    float radius)
 {
-  float offset[4] = {0};
+  const float offset[4] = {0};
   uv_map_rotation_matrix_ex(result, rv3d, ob, upangledeg, sideangledeg, radius, offset);
 }
 
diff --git a/source/blender/gpencil_modifiers/intern/MOD_gpencilarray.c b/source/blender/gpencil_modifiers/intern/MOD_gpencilarray.c
index d92721f887f..d645064475b 100644
--- a/source/blender/gpencil_modifiers/intern/MOD_gpencilarray.c
+++ b/source/blender/gpencil_modifiers/intern/MOD_gpencilarray.c
@@ -236,7 +236,7 @@ static void generate_geometry(GpencilModifierData *md,
 
       float rand[3][3];
       for (int j = 0; j < 3; j++) {
-        uint primes[3] = {2, 3, 7};
+        const uint primes[3] = {2, 3, 7};
         double offset[3] = {0.0, 0.0, 0.0};
         double r[3];
         /* To ensure a nice distribution, we use halton sequence and offset using the seed. */
diff --git a/source/blender/gpu/intern/gpu_buffers.c b/source/blender/gpu/intern/gpu_buffers.c
index 5a36e5ffdec..d32b45e0b5f 100644
--- a/source/blender/gpu/intern/gpu_buffers.c
+++ b/source/blender/gpu/intern/gpu_buffers.c
@@ -695,7 +695,7 @@ void GPU_pbvh_grid_buffers_update(GPU_PBVH_Buffers *buffers,
             }
 
             if (show_vcol) {
-              ushort vcol[4] = {USHRT_MAX, USHRT_MAX, USHRT_MAX, USHRT_MAX};
+              const ushort vcol[4] = {USHRT_MAX, USHRT_MAX, USHRT_MAX, USHRT_MAX};
               GPU_vertbuf_attr_set(buffers->vert_buf, g_vbo_id.col, vbo_index, &vcol);
             }
 
@@ -749,7 +749,7 @@ void GPU_pbvh_grid_buffers_update(GPU_PBVH_Buffers *buffers,
               empty_mask = empty_mask && (cmask == 0);
             }
 
-            ushort vcol[4] = {USHRT_MAX, USHRT_MAX, USHRT_MAX, USHRT_MAX};
+            const ushort vcol[4] = {USHRT_MAX, USHRT_MAX, USHRT_MAX, USHRT_MAX};
             GPU_vertbuf_attr_set(buffers->vert_buf, g_vbo_id.col, vbo_index + 0, &vcol);
             GPU_vertbuf_attr_set(buffers->vert_buf, g_vbo_id.col, vbo_index + 1, &vcol);
             GPU_vertbuf_attr_set(buffers->vert_buf, g_vbo_id.col, vbo_index + 2, &vcol);
@@ -832,12 +832,12 @@ static void gpu_bmesh_vert_to_buffer_copy(BMVert *v,
   }
 
   if (show_vcol) {
-    ushort vcol[4] = {USHRT_MAX, USHRT_MAX, USHRT_MAX, USHRT_MAX};
+    const ushort vcol[4] = {USHRT_MAX, USHRT_MAX, USHRT_MAX, USHRT_MAX};
     GPU_vertbuf_attr_set(vert_buf, g_vbo_id.col, v_index, &vcol);
   }
 
   /* Add default face sets color to avoid artifacts. */
-  uchar face_set[3] = {UCHAR_MAX, UCHAR_MAX, UCHAR_MAX};
+  const uchar face_set[3] = {UCHAR_MAX, UCHAR_MAX, UCHAR_MAX};
   GPU_vertbuf_attr_set(vert_buf, g_vbo_id.fset, v_index, &face_set);
 }
 
diff --git a/source/blender/gpu/intern/gpu_immediate_util.c b/source/blender/gpu/intern/gpu_immediate_util.c
index e834d6afccb..b8cd9fe356d 100644
--- a/source/blender/gpu/intern/gpu_immediate_util.c
+++ b/source/blender/gpu/intern/gpu_immediate_util.c
@@ -460,10 +460,10 @@ void imm_draw_cylinder_fill_normal_3d(
       float h1 = height * ((float)j / (float)stacks);
       float h2 = height * ((float)(j + 1) / (float)stacks);
 
-      float v1[3] = {r1 * cos2, r1 * sin2, h1};
-      float v2[3] = {r2 * cos2, r2 * sin2, h2};
-      float v3[3] = {r2 * cos1, r2 * sin1, h2};
-      float v4[3] = {r1 * cos1, r1 * sin1, h1};
+      const float v1[3] = {r1 * cos2, r1 * sin2, h1};
+      const float v2[3] = {r2 * cos2, r2 * sin2, h2};
+      const float v3[3] = {r2 * cos1, r2 * sin1, h2};
+      const float v4[3] = {r1 * cos1, r1 * sin1, h1};
       float n1[3], n2[3];
 
       /* calc normals */
@@ -516,10 +516,10 @@ void imm_draw_cylinder_wire_3d(
       float h1 = height * ((float)j / (float)stacks);
       float h2 = height * ((float)(j + 1) / (float)stacks);
 
-      float v1[3] = {r1 * cos2, r1 * sin2, h1};
-      float v2[3] = {r2 * cos2, r2 * sin2, h2};
-      float v3[3] = {r2 * cos1, r2 * sin1, h2};
-      float v4[3] = {r1 * cos1, r1 * sin1, h1};
+      const float v1[3] = {r1 * cos2, r1 * sin2, h1};
+      const float v2[3] = {r2 * cos2, r2 * sin2, h2};
+      const float v3[3] = {r2 * cos1, r2 * sin1, h2};
+      const float v4[3] = {r1 * cos1, r1 * sin1, h1};
 
       immVertex3fv(pos, v1);
       immVertex3fv(pos, v2);
@@ -554,10 +554,10 @@ void imm_draw_cylinder_fill_3d(
       float h1 = height * ((float)j / (float)stacks);
       float h2 = height * ((float)(j + 1) / (float)stacks);
 
-      float v1[3] = {r1 * cos2, r1 * sin2, h1};
-      float v2[3] = {r2 * cos2, r2 * sin2, h2};
-      float v3[3] = {r2 * cos1, r2 * sin1, h2};
-      float v4[3] = {r1 * cos1, r1 * sin1, h1};
+      const float v1[3] = {r1 * cos2, r1 * sin2, h1};
+      const float v2[3] = {r2 * cos2, r2 * sin2, h2};
+      const float v3[3] = {r2 * cos1, r2 * sin1, h2};
+      const float v4[3] = {r1 * cos1, r1 * sin1, h1};
 
       /* first tri */
       immVertex3fv(pos, v1);
diff --git a/source/blender/imbuf/intern/anim_movie.c b/source/blender/imbuf/intern/anim_movie.c
index 9fab450cc76..01372d5ed68 100644
--- a/source/blender/imbuf/intern/anim_movie.c
+++ b/source/blender/imbuf/intern/anim_movie.c
@@ -803,7 +803,7 @@ static void ffmpeg_postprocess(struct anim *anim)
   if (ENDIAN_ORDER == B_ENDIAN) {
     int *dstStride = anim->pFrameRGB->linesize;
     uint8_t **dst = anim->pFrameRGB->data;
-    int dstStride2[4] = {dstStride[0], 0, 0, 0};
+    const int dstStride2[4] = {dstStride[0], 0, 0, 0};
     uint8_t *dst2[4] = {dst[0], 0, 0, 0};
     int x, y, h, w;
     unsigned char *bottom;
@@ -849,7 +849,7 @@ static void ffmpeg_postprocess(struct anim *anim)
   else {
     int *dstStride = anim->pFrameRGB->linesize;
     uint8_t **dst = anim->pFrameRGB->data;
-    int dstStride2[4] = {-dstStride[0], 0, 0, 0};
+    const int dstStride2[4] = {-dstStride[0], 0, 0, 0};
     uint8_t *dst2[4] = {dst[0] + (anim->y - 1) * dstStride[0], 0, 0, 0};
 
     sws_scale(anim->img_convert_ctx,
diff --git a/source/blender/imbuf/intern/tiff.c b/source/blender/imbuf/intern/tiff.c
index dc7a9594f4f..5d72066675b 100644
--- a/source/blender/imbuf/intern/tiff.c
+++ b/source/blender/imbuf/intern/tiff.c
@@ -306,8 +306,8 @@ static TIFF *imb_tiff_client_open(ImbTIFFMemFile *memFile, const unsigned char *
 #define IMB_TIFF_NCB 4 /* number of comparison bytes used */
 int imb_is_a_tiff(const unsigned char *mem)
 {
-  char big_endian[IMB_TIFF_NCB] = {0x4d, 0x4d, 0x00, 0x2a};
-  char lil_endian[IMB_TIFF_NCB] = {0x49, 0x49, 0x2a, 0x00};
+  const char big_endian[IMB_TIFF_NCB] = {0x4d, 0x4d, 0x00, 0x2a};
+  const char lil_endian[IMB_TIFF_NCB] = {0x49, 0x49, 0x2a, 0x00};
 
   return ((memcmp(big_endian, mem, IMB_TIFF_NCB) == 0) ||
           (memcmp(lil_endian, mem, IMB_TIFF_NCB) == 0));
diff --git a/source/blender/imbuf/intern/util_gpu.c b/source/blender/imbuf/intern/util_gpu.c
index c52f671f59f..1a46572fb20 100644
--- a/source/blender/imbuf/intern/util_gpu.c
+++ b/source/blender/imbuf/intern/util_gpu.c
@@ -186,7 +186,7 @@ void IMB_update_gpu_texture_sub(GPUTexture *tex,
                                 bool use_premult)
 {
   const bool do_rescale = (ibuf->x != w || ibuf->y != h);
-  int size[2] = {w, h};
+  const int size[2] = {w, h};
 
   eGPUDataFormat data_format;
   eGPUTextureFormat tex_format;
@@ -208,7 +208,7 @@ void IMB_update_gpu_texture_sub(GPUTexture *tex,
 GPUTexture *IMB_create_gpu_texture(ImBuf *ibuf, bool use_high_bitdepth, bool use_premult)
 {
   GPUTexture *tex = NULL;
-  int size[2] = {GPU_texture_size_with_limit(ibuf->x), GPU_texture_size_with_limit(ibuf->y)};
+  const int size[2] = {GPU_texture_size_with_limit(ibuf->x), GPU_texture_size_with_limit(ibuf->y)};
   bool do_rescale = (ibuf->x != size[0]) || (ibuf->y != size[1]);
 
 #ifdef WITH_DDS
diff --git a/source/blender/makesrna/intern/makesrna.c b/source/blender/makesrna/intern/makesrna.c
index bebb3a49c04..8781a3f448f 100644
--- a/source/blender/makesrna/intern/makesrna.c
+++ b/source/blender/makesrna/intern/makesrna.c
@@ -175,7 +175,7 @@ static int replace_if_different(const char *tmpfile, const char *dep_files[])
     if (dep_files) {
       int pass;
       for (pass = 0; dep_files[pass]; pass++) {
-        char from_path[4096] = __FILE__;
+        const char from_path[4096] = __FILE__;
         char *p1, *p2;
 
         /* dir only */
diff --git a/source/blender/modifiers/intern/MOD_particleinstance.c b/source/blender/modifiers/intern/MOD_particleinstance.c
index bdb1851906b..d3d2f891929 100644
--- a/source/blender/modifiers/intern/MOD_particleinstance.c
+++ b/source/blender/modifiers/intern/MOD_particleinstance.c
@@ -442,7 +442,7 @@ static Mesh *modifyMesh(ModifierData *md, const ModifierEvalContext *ctx, Mesh *
             float angle = 2.0f * M_PI *
                           (pimd->rotation +
                            pimd->random_rotation * (psys_frand(psys, 19957323 + p) - 0.5f));
-            float eul[3] = {0.0f, 0.0f, angle};
+            const float eul[3] = {0.0f, 0.0f, angle};
             float rot[4];
 
             eul_to_quat(rot, eul);
diff --git a/source/blender/modifiers/intern/MOD_screw.c b/source/blender/modifiers/intern/MOD_screw.c
index b9bb7add811..3bb7ecd43f4 100644
--- a/source/blender/modifiers/intern/MOD_screw.c
+++ b/source/blender/modifiers/intern/MOD_screw.c
@@ -301,7 +301,7 @@ static Mesh *modifyMesh(ModifierData *md, const ModifierEvalContext *ctx, Mesh *
       float totlen = len_v3(mtx_tx[3]);
 
       if (totlen != 0.0f) {
-        float zero[3] = {0.0f, 0.0f, 0.0f};
+        const float zero[3] = {0.0f, 0.0f, 0.0f};
         float cp[3];
         screw_ofs = closest_to_line_v3(cp, mtx_tx[3], zero, axis_vec);
       }
@@ -412,7 +412,7 @@ static Mesh *modifyMesh(ModifierData *md, const ModifierEvalContext *ctx, Mesh *
   CustomData_copy_data(&mesh->vdata, &result->vdata, 0, 0, (int)totvert);
 
   if (mloopuv_layers_tot) {
-    float zero_co[3] = {0};
+    const float zero_co[3] = {0};
     plane_from_point_normal_v3(uv_axis_plane, zero_co, axis_vec);
   }
 
diff --git a/source/blender/modifiers/intern/MOD_surfacedeform.c b/source/blender/modifiers/intern/MOD_surfacedeform.c
index c69d78f112f..962e93be215 100644
--- a/source/blender/modifiers/intern/MOD_surfacedeform.c
+++ b/source/blender/modifiers/intern/MOD_surfacedeform.c
@@ -449,7 +449,7 @@ BLI_INLINE SDefBindWeightData *computeBindWeights(SDefBindCalcData *const data,
   SDefBindWeightData *bwdata;
   SDefBindPoly *bpoly;
 
-  float world[3] = {0.0f, 0.0f, 1.0f};
+  const float world[3] = {0.0f, 0.0f, 1.0f};
   float avg_point_dist = 0.0f;
   float tot_weight = 0.0f;
   int inf_weight_flags = 0;
diff --git a/source/blender/modifiers/intern/MOD_uvwarp.c b/source/blender/modifiers/intern/MOD_uvwarp.c
index 4aca3c28ed8..f7d05501b84 100644
--- a/source/blender/modifiers/intern/MOD_uvwarp.c
+++ b/source/blender/modifiers/intern/MOD_uvwarp.c
@@ -185,7 +185,7 @@ static Mesh *modifyMesh(ModifierData *md, const ModifierEvalContext *ctx, Mesh *
       mul_m4_m4m4(warp_mat, mat_cent, warp_mat);
     }
 
-    int shuf_indices[4] = {axis_u, axis_v, -1, 3};
+    const int shuf_indices[4] = {axis_u, axis_v, -1, 3};
     shuffle_m4(shuf_mat, shuf_indices);
     mul_m4_m4m4(warp_mat, shuf_mat, warp_mat);
     transpose_m4(shuf_mat);
diff --git a/source/blender/nodes/shader/nodes/node_shader_geometry.c b/source/blender/nodes/shader/nodes/node_shader_geometry.c
index 30e376f8e09..f66633e64c8 100644
--- a/source/blender/nodes/shader/nodes/node_shader_geometry.c
+++ b/source/blender/nodes/shader/nodes/node_shader_geometry.c
@@ -42,7 +42,7 @@ static int node_shader_gpu_geometry(GPUMaterial *mat,
 {
   /* HACK: Don't request GPU_BARYCENTRIC_TEXCO if not used because it will
    * trigger the use of geometry shader (and the performance penalty it implies). */
-  float val[4] = {0.0f, 0.0f, 0.0f, 0.0f};
+  const float val[4] = {0.0f, 0.0f, 0.0f, 0.0f};
   GPUNodeLink *bary_link = (!out[5].hasoutput) ? GPU_constant(val) :
                                                  GPU_builtin(GPU_BARYCENTRIC_TEXCO);
   if (out[5].hasoutput) {
diff --git a/source/blender/nodes/shader/nodes/node_shader_mixRgb.c b/source/blender/nodes/shader/nodes/node_shader_mixRgb.c
index 38c7f9cb3fc..8725122b12c 100644
--- a/source/blender/nodes/shader/nodes/node_shader_mixRgb.c
+++ b/source/blender/nodes/shader/nodes/node_shader_mixRgb.c
@@ -91,8 +91,8 @@ static int gpu_shader_mix_rgb(GPUMaterial *mat,
   if (node->custom1 < ARRAY_SIZE(names) && names[node->custom1]) {
     int ret = GPU_stack_link(mat, node, names[node->custom1], in, out);
     if (ret && node->custom2 & SHD_MIXRGB_CLAMP) {
-      float min[3] = {0.0f, 0.0f, 0.0f};
-      float max[3] = {1.0f, 1.0f, 1.0f};
+      const float min[3] = {0.0f, 0.0f, 0.0f};
+      const float max[3] = {1.0f, 1.0f, 1.0f};
       GPU_link(
           mat, "clamp_color", out[0].link, GPU_constant(min), GPU_constant(max), &out[0].link);
     }
diff --git a/source/blender/render/intern/source/imagetexture.c b/source/blender/render/intern/source/imagetexture.c
index f7ae51dd141..188bdab316c 100644
--- a/source/blender/render/intern/source/imagetexture.c
+++ b/source/blender/render/intern/source/imagetexture.c
@@ -888,7 +888,7 @@ static void ewa_read_pixel_cb(void *userdata, int x, int y, float result[4])
 static void ewa_eval(TexResult *texr, ImBuf *ibuf, float fx, float fy, afdata_t *AFD)
 {
   ReadEWAData data;
-  float uv[2] = {fx, fy};
+  const float uv[2] = {fx, fy};
   data.ibuf = ibuf;
   data.AFD = AFD;
   BLI_ewa_filter(ibuf->x,
diff --git a/source/blender/render/intern/source/multires_bake.c b/source/blender/render/intern/source/multires_bake.c
index b30821a1b73..f12b425ee8b 100644
--- a/source/blender/render/intern/source/multires_bake.c
+++ b/source/blender/render/intern/source/multires_bake.c
@@ -157,7 +157,7 @@ static void init_bake_rast(MBakeRast *bake_rast,
 
 static void flush_pixel(const MResolvePixelData *data, const int x, const int y)
 {
-  float st[2] = {(x + 0.5f) / data->w, (y + 0.5f) / data->h};
+  const float st[2] = {(x + 0.5f) / data->w, (y + 0.5f) / data->h};
   const float *st0, *st1, *st2;
   const float *tang0, *tang1, *tang2;
   float no0[3], no1[3], no2[3];
diff --git a/source/blender/render/intern/source/pointdensity.c b/source/blender/render/intern/source/pointdensity.c
index c49cf6203e0..db3ae8d8b5e 100644
--- a/source/blender/render/intern/source/pointdensity.c
+++ b/source/blender/render/intern/source/pointdensity.c
@@ -868,7 +868,7 @@ void RE_point_density_minmax(struct Depsgraph *depsgraph,
     particle_system_minmax(depsgraph, scene, object, psys, pd->radius, r_min, r_max);
   }
   else {
-    float radius[3] = {pd->radius, pd->radius, pd->radius};
+    const float radius[3] = {pd->radius, pd->radius, pd->radius};
     BoundBox *bb = BKE_object_boundbox_get(object);
 
     if (bb != NULL) {
diff --git a/source/blender/simulation/intern/implicit_blender.c b/source/blender/simulation/intern/implicit_blender.c
index 1f6e67cb9ac..aef4f404795 100644
--- a/source/blender/simulation/intern/implicit_blender.c
+++ b/source/blender/simulation/intern/implicit_blender.c
@@ -1469,7 +1469,7 @@ void SIM_mass_spring_force_face_wind(
     Implicit_Data *data, int v1, int v2, int v3, const float (*winvec)[3])
 {
   const float effector_scale = 0.02f;
-  int vs[3] = {v1, v2, v3};
+  const int vs[3] = {v1, v2, v3};
   float win[3], nor[3], area;
   float factor, base_force;
   float force[3];
@@ -1509,7 +1509,7 @@ void SIM_mass_spring_force_face_extern(
     Implicit_Data *data, int v1, int v2, int v3, const float (*forcevec)[3])
 {
   const float effector_scale = 0.02f;
-  int vs[3] = {v1, v2, v3};
+  const int vs[3] = {v1, v2, v3};
   float nor[3], area;
   float factor, base_force[3];
   float force[3][3];
diff --git a/source/blender/windowmanager/intern/wm_draw.c b/source/blender/windowmanager/intern/wm_draw.c
index fe4c98394a3..b8cb5432a49 100644
--- a/source/blender/windowmanager/intern/wm_draw.c
+++ b/source/blender/windowmanager/intern/wm_draw.c
@@ -570,8 +570,8 @@ void wm_draw_region_blend(ARegion *region, int view, bool blend)
   }
 
   /* Not the same layout as rectf/recti. */
-  float rectt[4] = {rect_tex.xmin, rect_tex.ymin, rect_tex.xmax, rect_tex.ymax};
-  float rectg[4] = {rect_geo.xmin, rect_geo.ymin, rect_geo.xmax, rect_geo.ymax};
+  const float rectt[4] = {rect_tex.xmin, rect_tex.ymin, rect_tex.xmax, rect_tex.ymax};
+  const float rectg[4] = {rect_geo.xmin, rect_geo.ymin, rect_geo.xmax, rect_geo.ymax};
 
   if (blend) {
     /* GL_ONE because regions drawn offscreen have premultiplied alpha. */
diff --git a/source/blender/windowmanager/intern/wm_gesture.c b/source/blender/windowmanager/intern/wm_gesture.c
index 5a66cbd10eb..55233168ab2 100644
--- a/source/blender/windowmanager/intern/wm_gesture.c
+++ b/source/blender/windowmanager/intern/wm_gesture.c
@@ -324,7 +324,7 @@ static void draw_filled_lasso(wmGesture *gt)
   int(*mcoords)[2] = MEM_mallocN(sizeof(*mcoords) * (mcoords_len + 1), __func__);
   int i;
   rcti rect;
-  float red[4] = {1.0f, 0.0f, 0.0f, 0.0f};
+  const float red[4] = {1.0f, 0.0f, 0.0f, 0.0f};
 
   for (i = 0; i < mcoords_len; i++, lasso += 2) {
     mcoords[i][0] = lasso[0];
diff --git a/source/blender/windowmanager/intern/wm_operators.c b/source/blender/windowmanager/intern/wm_operators.c
index 6a3f4f6a364..8dea1a1031a 100644
--- a/source/blender/windowmanager/intern/wm_operators.c
+++ b/source/blender/windowmanager/intern/wm_operators.c
@@ -2445,7 +2445,7 @@ static void radial_control_paint_cursor(bContext *UNUSED(C), int x, int y, void
   imm_draw_circle_wire_2d(pos, 0.0f, 0.0f, r2, 80);
   if (rmin > 0.0f) {
     /* Inner fill circle to increase the contrast of the value */
-    float black[3] = {0.0f};
+    const float black[3] = {0.0f};
     immUniformColor3fvAlpha(black, 0.2f);
     imm_draw_circle_fill_2d(pos, 0.0, 0.0f, rmin, 80);
 
@@ -2852,7 +2852,7 @@ static int radial_control_modal(bContext *C, wmOperator *op, const wmEvent *even
       if (!has_numInput) {
         if (rc->slow_mode) {
           if (rc->subtype == PROP_ANGLE) {
-            float position[2] = {event->x, event->y};
+            const float position[2] = {event->x, event->y};
 
             /* calculate the initial angle here first */
             delta[0] = rc->initial_mouse[0] - rc->slow_mouse[0];
@@ -2954,8 +2954,8 @@ static int radial_control_modal(bContext *C, wmOperator *op, const wmEvent *even
         rc->slow_mouse[1] = event->y;
         rc->slow_mode = true;
         if (rc->subtype == PROP_ANGLE) {
-          float initial_position[2] = {UNPACK2(rc->initial_mouse)};
-          float current_position[2] = {UNPACK2(rc->slow_mouse)};
+          const float initial_position[2] = {UNPACK2(rc->initial_mouse)};
+          const float current_position[2] = {UNPACK2(rc->slow_mouse)};
           rc->dial = BLI_dial_init(initial_position, 0.0f);
           /* immediately set the position to get a an initial direction */
           BLI_dial_angle(rc->dial, current_position);