Cleanup: use const args, variables

41 files changed, 115 insertions, 96 deletions

diff --git a/source/blender/editors/gizmo_library/gizmo_library_presets.c b/source/blender/editors/gizmo_library/gizmo_library_presets.c
index 59c5b758e1b..fe0893ae3ff 100644
--- a/source/blender/editors/gizmo_library/gizmo_library_presets.c
+++ b/source/blender/editors/gizmo_library/gizmo_library_presets.c
@@ -54,7 +54,7 @@
  * Given a single axis, orient the matrix to a different direction.
  */
 static void single_axis_convert(int src_axis,
-                                float src_mat[4][4],
+                                const float src_mat[4][4],
                                 int dst_axis,
                                 float dst_mat[4][4])
 {
@@ -73,7 +73,7 @@ static void single_axis_convert(int src_axis,
  * Use for all geometry.
  */
 static void ed_gizmo_draw_preset_geometry(const struct wmGizmo *gz,
-                                          float mat[4][4],
+                                          const float mat[4][4],
                                           int select_id,
                                           const GizmoGeomInfo *info)
 {
diff --git a/source/blender/editors/gizmo_library/gizmo_types/dial3d_gizmo.c b/source/blender/editors/gizmo_library/gizmo_types/dial3d_gizmo.c
index 6d8ab096a26..d3121711e28 100644
--- a/source/blender/editors/gizmo_library/gizmo_types/dial3d_gizmo.c
+++ b/source/blender/editors/gizmo_library/gizmo_types/dial3d_gizmo.c
@@ -273,7 +273,7 @@ static void dial_ghostarc_draw(const float angle_ofs,
 static void dial_ghostarc_get_angles(const wmGizmo *gz,
                                      const wmEvent *event,
                                      const ARegion *ar,
-                                     float mat[4][4],
+                                     const float mat[4][4],
                                      const float co_outer[3],
                                      float *r_start,
                                      float *r_delta)
diff --git a/source/blender/editors/gpencil/annotate_draw.c b/source/blender/editors/gpencil/annotate_draw.c
index 683ee7fb973..67bf64a2903 100644
--- a/source/blender/editors/gpencil/annotate_draw.c
+++ b/source/blender/editors/gpencil/annotate_draw.c
@@ -95,7 +95,7 @@ static void annotation_draw_stroke_buffer(const tGPspoint *points,
                                           short thickness,
                                           short dflag,
                                           short sflag,
-                                          float ink[4])
+                                          const float ink[4])
 {
   int draw_points = 0;
 
diff --git a/source/blender/editors/gpencil/drawgpencil.c b/source/blender/editors/gpencil/drawgpencil.c
index 4015fa12438..80795b825b0 100644
--- a/source/blender/editors/gpencil/drawgpencil.c
+++ b/source/blender/editors/gpencil/drawgpencil.c
@@ -267,8 +267,11 @@ static void gp_calc_2d_bounding_box(
 }
 
 /* calc texture coordinates using flat projected points */
-static void gp_calc_stroke_text_coordinates(
-    const float (*points2d)[2], int totpoints, float minv[2], float maxv[2], float (*r_uv)[2])
+static void gp_calc_stroke_text_coordinates(const float (*points2d)[2],
+                                            int totpoints,
+                                            const float minv[2],
+                                            float maxv[2],
+                                            float (*r_uv)[2])
 {
   float d[2];
   d[0] = maxv[0] - minv[0];
diff --git a/source/blender/editors/gpencil/gpencil_brush.c b/source/blender/editors/gpencil/gpencil_brush.c
index 89cb85b0e17..2a2e7c21df4 100644
--- a/source/blender/editors/gpencil/gpencil_brush.c
+++ b/source/blender/editors/gpencil/gpencil_brush.c
@@ -565,7 +565,7 @@ static void gp_brush_grab_calc_dvec(tGP_BrushEditData *gso)
 /* Apply grab transform to all relevant points of the affected strokes */
 static void gp_brush_grab_apply_cached(tGP_BrushEditData *gso,
                                        bGPDstroke *gps,
-                                       float diff_mat[4][4])
+                                       const float diff_mat[4][4])
 {
   tGPSB_Grab_StrokeData *data = BLI_ghash_lookup(gso->stroke_customdata, gps);
   int i;
@@ -1555,7 +1555,7 @@ static float gpsculpt_rotation_eval_get(GP_SpaceConversion *gsc,
 /* Apply brush operation to points in this stroke */
 static bool gpsculpt_brush_do_stroke(tGP_BrushEditData *gso,
                                      bGPDstroke *gps,
-                                     float diff_mat[4][4],
+                                     const float diff_mat[4][4],
                                      GP_BrushApplyCb apply)
 {
   GP_SpaceConversion *gsc = &gso->gsc;
@@ -1680,8 +1680,11 @@ static bool gpsculpt_brush_do_stroke(tGP_BrushEditData *gso,
 }
 
 /* Apply sculpt brushes to strokes in the given frame */
-static bool gpsculpt_brush_do_frame(
-    bContext *C, tGP_BrushEditData *gso, bGPDlayer *gpl, bGPDframe *gpf, float diff_mat[4][4])
+static bool gpsculpt_brush_do_frame(bContext *C,
+                                    tGP_BrushEditData *gso,
+                                    bGPDlayer *gpl,
+                                    bGPDframe *gpf,
+                                    const float diff_mat[4][4])
 {
   bool changed = false;
   Object *ob = CTX_data_active_object(C);
diff --git a/source/blender/editors/gpencil/gpencil_edit.c b/source/blender/editors/gpencil/gpencil_edit.c
index 1834261e1bf..96302bcbe63 100644
--- a/source/blender/editors/gpencil/gpencil_edit.c
+++ b/source/blender/editors/gpencil/gpencil_edit.c
@@ -3021,7 +3021,7 @@ static void gpencil_flip_stroke(bGPDstroke *gps)
 static void gpencil_stroke_copy_point(bGPDstroke *gps,
                                       bGPDspoint *point,
                                       int idx,
-                                      float delta[3],
+                                      const float delta[3],
                                       float pressure,
                                       float strength,
                                       float deltatime)
diff --git a/source/blender/editors/gpencil/gpencil_select.c b/source/blender/editors/gpencil/gpencil_select.c
index f4484624d5a..b7b73c1b501 100644
--- a/source/blender/editors/gpencil/gpencil_select.c
+++ b/source/blender/editors/gpencil/gpencil_select.c
@@ -840,7 +840,7 @@ static bool gp_stroke_do_circle_sel(bGPDlayer *gpl,
                                     const int radius,
                                     const bool select,
                                     rcti *rect,
-                                    float diff_mat[4][4],
+                                    const float diff_mat[4][4],
                                     const int selectmode,
                                     const float scale)
 {
diff --git a/source/blender/editors/gpencil/gpencil_utils.c b/source/blender/editors/gpencil/gpencil_utils.c
index 3ee7aed0a02..89a2a987f60 100644
--- a/source/blender/editors/gpencil/gpencil_utils.c
+++ b/source/blender/editors/gpencil/gpencil_utils.c
@@ -1952,7 +1952,7 @@ void ED_gpencil_setup_modes(bContext *C, bGPdata *gpd, int newmode)
 /* helper to convert 2d to 3d for simple drawing buffer */
 static void gpencil_stroke_convertcoords(ARegion *ar,
                                          const tGPspoint *point2D,
-                                         float origin[3],
+                                         const float origin[3],
                                          float out[3])
 {
   float mval_f[2] = {(float)point2D->x, (float)point2D->y};
@@ -2084,8 +2084,8 @@ static bool gpencil_check_collision(bGPDstroke *gps,
                                     bGPDstroke **gps_array,
                                     GHash *all_2d,
                                     int totstrokes,
-                                    float p2d_a1[2],
-                                    float p2d_a2[2],
+                                    const float p2d_a1[2],
+                                    const float p2d_a2[2],
                                     float r_hit[2])
 {
   bool hit = false;
@@ -2164,7 +2164,7 @@ static void gp_copy_points(bGPDstroke *gps, bGPDspoint *pt, bGPDspoint *pt_final
 }
 
 static void gp_insert_point(
-    bGPDstroke *gps, bGPDspoint *a_pt, bGPDspoint *b_pt, float co_a[3], float co_b[3])
+    bGPDstroke *gps, bGPDspoint *a_pt, bGPDspoint *b_pt, const float co_a[3], float co_b[3])
 {
   bGPDspoint *temp_points;
   int totnewpoints, oldtotpoints;
diff --git a/source/blender/editors/interface/interface_icons.c b/source/blender/editors/interface/interface_icons.c
index 104b41491c2..b844e237366 100644
--- a/source/blender/editors/interface/interface_icons.c
+++ b/source/blender/editors/interface/interface_icons.c
@@ -777,7 +777,7 @@ static ImBuf *create_mono_icon_with_border(ImBuf *buf,
           const int blurred_alpha_offset = by * (ICON_GRID_W + 2 * ICON_MONO_BORDER_OUTSET) + bx;
           const int offset_write = (sy + by) * buf->x + (sx + bx);
           const float blurred_alpha = blurred_alpha_buffer[blurred_alpha_offset];
-          float border_srgb[4] = {
+          const float border_srgb[4] = {
               0, 0, 0, MIN2(1.0, blurred_alpha * border_sharpness) * border_intensity};
 
           const unsigned int color_read = buf->rect[offset_write];
diff --git a/source/blender/editors/interface/interface_widgets.c b/source/blender/editors/interface/interface_widgets.c
index a0bb4de96ea..0ee2ed0f338 100644
--- a/source/blender/editors/interface/interface_widgets.c
+++ b/source/blender/editors/interface/interface_widgets.c
@@ -1311,7 +1311,7 @@ static struct {
 
 void UI_widgetbase_draw_cache_flush(void)
 {
-  float checker_params[3] = {
+  const float checker_params[3] = {
       UI_ALPHA_CHECKER_DARK / 255.0f, UI_ALPHA_CHECKER_LIGHT / 255.0f, 8.0f};
 
   if (g_widget_base_batch.count == 0) {
@@ -1394,7 +1394,7 @@ static void draw_widgetbase_batch(GPUBatch *batch, uiWidgetBase *wtb)
     }
   }
   else {
-    float checker_params[3] = {
+    const float checker_params[3] = {
         UI_ALPHA_CHECKER_DARK / 255.0f, UI_ALPHA_CHECKER_LIGHT / 255.0f, 8.0f};
     /* draw single */
     GPU_batch_program_set_builtin(batch, GPU_SHADER_2D_WIDGET_BASE);
@@ -3337,7 +3337,7 @@ static void ui_draw_but_HSV_v(uiBut *but, const rcti *rect)
 static void ui_draw_separator(const rcti *rect, const uiWidgetColors *wcol)
 {
   int y = rect->ymin + BLI_rcti_size_y(rect) / 2 - 1;
-  uchar col[4] = {
+  const uchar col[4] = {
       wcol->text[0],
       wcol->text[1],
       wcol->text[2],
diff --git a/source/blender/editors/mesh/editmesh_add_gizmo.c b/source/blender/editors/mesh/editmesh_add_gizmo.c
index f6729fb56e1..66832ceba7f 100644
--- a/source/blender/editors/mesh/editmesh_add_gizmo.c
+++ b/source/blender/editors/mesh/editmesh_add_gizmo.c
@@ -78,7 +78,7 @@ static void calc_initial_placement_point_from_view(bContext *C,
   float orient_matrix[3][3];
   BKE_scene_cursor_to_mat4(&scene->cursor, cursor_matrix);
 
-  float dots[3] = {
+  const float dots[3] = {
       dot_v3v3(rv3d->viewinv[2], cursor_matrix[0]),
       dot_v3v3(rv3d->viewinv[2], cursor_matrix[1]),
       dot_v3v3(rv3d->viewinv[2], cursor_matrix[2]),
diff --git a/source/blender/editors/mesh/meshtools.c b/source/blender/editors/mesh/meshtools.c
index 8d9d0e40f44..c68f5963cbd 100644
--- a/source/blender/editors/mesh/meshtools.c
+++ b/source/blender/editors/mesh/meshtools.c
@@ -81,7 +81,7 @@ static void join_mesh_single(Depsgraph *depsgraph,
                              Scene *scene,
                              Object *ob_dst,
                              Object *ob_src,
-                             float imat[4][4],
+                             const float imat[4][4],
                              MVert **mvert_pp,
                              MEdge **medge_pp,
                              MLoop **mloop_pp,
diff --git a/source/blender/editors/object/object_transform.c b/source/blender/editors/object/object_transform.c
index 9b5342fc797..1cd16b1b0bf 100644
--- a/source/blender/editors/object/object_transform.c
+++ b/source/blender/editors/object/object_transform.c
@@ -1679,7 +1679,7 @@ static void object_apply_location(Object *ob, const float loc[3])
 }
 
 static void object_orient_to_location(Object *ob,
-                                      float rot_orig[3][3],
+                                      const float rot_orig[3][3],
                                       const float axis[3],
                                       const float location[3])
 {
diff --git a/source/blender/editors/object/object_vgroup.c b/source/blender/editors/object/object_vgroup.c
index ce385b12608..d703cdfecb3 100644
--- a/source/blender/editors/object/object_vgroup.c
+++ b/source/blender/editors/object/object_vgroup.c
@@ -1319,8 +1319,8 @@ static void moveCloserToDistanceFromPlane(Depsgraph *depsgraph,
                                           Object *ob,
                                           Mesh *me,
                                           int index,
-                                          float norm[3],
-                                          float coord[3],
+                                          const float norm[3],
+                                          const float coord[3],
                                           float d,
                                           float distToBe,
                                           float strength,
diff --git a/source/blender/editors/object/object_warp.c b/source/blender/editors/object/object_warp.c
index 3a089acb330..836e38e3676 100644
--- a/source/blender/editors/object/object_warp.c
+++ b/source/blender/editors/object/object_warp.c
@@ -43,7 +43,7 @@
 static void object_warp_calc_view_matrix(float r_mat_view[4][4],
                                          float r_center_view[3],
                                          Object *obedit,
-                                         float viewmat[4][4],
+                                         const float viewmat[4][4],
                                          const float center[3],
                                          const float offset_angle)
 {
@@ -62,7 +62,7 @@ static void object_warp_calc_view_matrix(float r_mat_view[4][4],
 }
 
 static void object_warp_transverts_minmax_x(TransVertStore *tvs,
-                                            float mat_view[4][4],
+                                            const float mat_view[4][4],
                                             const float center_view[3],
                                             float *r_min,
                                             float *r_max)
@@ -90,7 +90,7 @@ static void object_warp_transverts_minmax_x(TransVertStore *tvs,
 }
 
 static void object_warp_transverts(TransVertStore *tvs,
-                                   float mat_view[4][4],
+                                   const float mat_view[4][4],
                                    const float center_view[3],
                                    const float angle_,
                                    const float min,
diff --git a/source/blender/editors/physics/particle_edit.c b/source/blender/editors/physics/particle_edit.c
index 7a781999dfc..2047ecb9e0a 100644
--- a/source/blender/editors/physics/particle_edit.c
+++ b/source/blender/editors/physics/particle_edit.c
@@ -649,8 +649,8 @@ typedef void (*ForHitPointFunc)(PEData *data, int point_index, float mouse_dista
 typedef void (*ForKeyFunc)(PEData *data, int point_index, int key_index, bool is_inside);
 
 typedef void (*ForKeyMatFunc)(PEData *data,
-                              float mat[4][4],
-                              float imat[4][4],
+                              const float mat[4][4],
+                              const float imat[4][4],
                               int point_index,
                               int key_index,
                               PTCacheEditKey *key);
diff --git a/source/blender/editors/physics/particle_object.c b/source/blender/editors/physics/particle_object.c
index 12eb433a3dd..5a2009845f8 100644
--- a/source/blender/editors/physics/particle_object.c
+++ b/source/blender/editors/physics/particle_object.c
@@ -704,8 +704,8 @@ static bool remap_hair_emitter(Depsgraph *depsgraph,
                                Object *target_ob,
                                ParticleSystem *target_psys,
                                PTCacheEdit *target_edit,
-                               float from_mat[4][4],
-                               float to_mat[4][4],
+                               const float from_mat[4][4],
+                               const float to_mat[4][4],
                                bool from_global,
                                bool to_global)
 {
diff --git a/source/blender/editors/screen/area.c b/source/blender/editors/screen/area.c
index 2ad512851b1..cb87b076d79 100644
--- a/source/blender/editors/screen/area.c
+++ b/source/blender/editors/screen/area.c
@@ -812,7 +812,7 @@ static void area_azone_initialize(wmWindow *win, const bScreen *screen, ScrArea
     return;
   }
 
-  float coords[4][4] = {
+  const float coords[4][4] = {
       /* Bottom-left. */
       {sa->totrct.xmin - U.pixelsize,
        sa->totrct.ymin - U.pixelsize,
@@ -2434,7 +2434,7 @@ void ED_region_panels_layout_ex(const bContext *C,
      * instead they calculate offsets for the next panel to start drawing. */
     Panel *panel = ar->panels.last;
     if (panel != NULL) {
-      int size_dyn[2] = {
+      const int size_dyn[2] = {
           UI_UNIT_X * ((panel->flag & PNL_CLOSED) ? 8 : 14) / UI_DPI_FAC,
           UI_panel_size_y(panel) / UI_DPI_FAC,
       };
diff --git a/source/blender/editors/sculpt_paint/paint_cursor.c b/source/blender/editors/sculpt_paint/paint_cursor.c
index 9464bdb901e..5c83bdf0012 100644
--- a/source/blender/editors/sculpt_paint/paint_cursor.c
+++ b/source/blender/editors/sculpt_paint/paint_cursor.c
@@ -869,15 +869,19 @@ static bool paint_draw_alpha_overlay(UnifiedPaintSettings *ups,
   return alpha_overlay_active;
 }
 
-BLI_INLINE void draw_tri_point(
-    unsigned int pos, float sel_col[4], float pivot_col[4], float *co, float width, bool selected)
+BLI_INLINE void draw_tri_point(unsigned int pos,
+                               const float sel_col[4],
+                               float pivot_col[4],
+                               float *co,
+                               float width,
+                               bool selected)
 {
   immUniformColor4fv(selected ? sel_col : pivot_col);
 
   GPU_line_width(3.0f);
 
   float w = width / 2.0f;
-  float tri[3][2] = {
+  const float tri[3][2] = {
       {co[0], co[1] + w},
       {co[0] - w, co[1] - w},
       {co[0] + w, co[1] - w},
@@ -899,8 +903,12 @@ BLI_INLINE void draw_tri_point(
   immEnd();
 }
 
-BLI_INLINE void draw_rect_point(
-    unsigned int pos, float sel_col[4], float handle_col[4], float *co, float width, bool selected)
+BLI_INLINE void draw_rect_point(unsigned int pos,
+                                const float sel_col[4],
+                                float handle_col[4],
+                                float *co,
+                                float width,
+                                bool selected)
 {
   immUniformColor4fv(selected ? sel_col : handle_col);
 
@@ -1087,8 +1095,8 @@ static bool ommit_cursor_drawing(Paint *paint, ePaintMode mode, Brush *brush)
 
 static void cursor_draw_point_screen_space(const uint gpuattr,
                                            const ARegion *ar,
-                                           float true_location[3],
-                                           float obmat[4][4])
+                                           const float true_location[3],
+                                           const float obmat[4][4])
 {
   float translation_vertex_cursor[3], location[3];
   copy_v3_v3(location, true_location);
@@ -1100,7 +1108,7 @@ static void cursor_draw_point_screen_space(const uint gpuattr,
 
 static void cursor_draw_tiling_preview(const uint gpuattr,
                                        const ARegion *ar,
-                                       float true_location[3],
+                                       const float true_location[3],
                                        Sculpt *sd,
                                        Object *ob,
                                        float radius)
diff --git a/source/blender/editors/sculpt_paint/paint_image_proj.c b/source/blender/editors/sculpt_paint/paint_image_proj.c
index 397b2981ace..04a54ad5137 100644
--- a/source/blender/editors/sculpt_paint/paint_image_proj.c
+++ b/source/blender/editors/sculpt_paint/paint_image_proj.c
@@ -5212,8 +5212,10 @@ static void do_projectpaint_thread(TaskPool *__restrict UNUSED(pool),
             float line_len_sq_inv, line_len;
             float f;
             float color_f[4];
-            float p[2] = {projPixel->projCoSS[0] - lastpos[0],
-                          projPixel->projCoSS[1] - lastpos[1]};
+            const float p[2] = {
+                projPixel->projCoSS[0] - lastpos[0],
+                projPixel->projCoSS[1] - lastpos[1],
+            };
 
             sub_v2_v2v2(tangent, pos, lastpos);
             line_len = len_squared_v2(tangent);
diff --git a/source/blender/editors/sculpt_paint/paint_utils.c b/source/blender/editors/sculpt_paint/paint_utils.c
index 6919536043f..6459325e6ee 100644
--- a/source/blender/editors/sculpt_paint/paint_utils.c
+++ b/source/blender/editors/sculpt_paint/paint_utils.c
@@ -251,7 +251,7 @@ static void imapaint_project(float matrix[4][4], const float co[3], float pco[4]
 }
 
 static void imapaint_tri_weights(float matrix[4][4],
-                                 GLint view[4],
+                                 const GLint view[4],
                                  const float v1[3],
                                  const float v2[3],
                                  const float v3[3],
diff --git a/source/blender/editors/sculpt_paint/sculpt.c b/source/blender/editors/sculpt_paint/sculpt.c
index fd45d1a17bc..351e4c0482b 100644
--- a/source/blender/editors/sculpt_paint/sculpt.c
+++ b/source/blender/editors/sculpt_paint/sculpt.c
@@ -444,7 +444,7 @@ static bool is_symmetry_iteration_valid(char i, char symm)
 
 /* Checks if a vertex is inside the brush radius from any of its mirrored axis */
 static bool sculpt_is_vertex_inside_brush_radius_symm(float vertex[3],
-                                                      float br_co[3],
+                                                      const float br_co[3],
                                                       float radius,
                                                       char symm)
 {
@@ -3594,7 +3594,7 @@ static void pose_brush_init_task_cb_ex(void *__restrict userdata,
 }
 
 static bool sculpt_pose_brush_is_vertex_inside_brush_radius(float vertex[3],
-                                                            float br_co[3],
+                                                            const float br_co[3],
                                                             float radius,
                                                             char symm)
 {
diff --git a/source/blender/editors/sculpt_paint/sculpt_uv.c b/source/blender/editors/sculpt_paint/sculpt_uv.c
index 251dddf6d78..de03fea7bb1 100644
--- a/source/blender/editors/sculpt_paint/sculpt_uv.c
+++ b/source/blender/editors/sculpt_paint/sculpt_uv.c
@@ -147,7 +147,7 @@ typedef struct Temp_UvData {
 
 static void HC_relaxation_iteration_uv(BMEditMesh *em,
                                        UvSculptData *sculptdata,
-                                       float mouse_coord[2],
+                                       const float mouse_coord[2],
                                        float alpha,
                                        float radius,
                                        float aspectRatio)
@@ -235,7 +235,7 @@ static void HC_relaxation_iteration_uv(BMEditMesh *em,
 
 static void laplacian_relaxation_iteration_uv(BMEditMesh *em,
                                               UvSculptData *sculptdata,
-                                              float mouse_coord[2],
+                                              const float mouse_coord[2],
                                               float alpha,
                                               float radius,
                                               float aspectRatio)
diff --git a/source/blender/editors/space_clip/clip_draw.c b/source/blender/editors/space_clip/clip_draw.c
index e3fa8edd714..e96dc91cedb 100644
--- a/source/blender/editors/space_clip/clip_draw.c
+++ b/source/blender/editors/space_clip/clip_draw.c
@@ -887,7 +887,7 @@ static float get_shortest_pattern_side(MovieTrackingMarker *marker)
 }
 
 static void draw_marker_slide_square(
-    float x, float y, float dx, float dy, int outline, float px[2], unsigned int pos)
+    float x, float y, float dx, float dy, int outline, const float px[2], unsigned int pos)
 {
   float tdx, tdy;
 
@@ -903,7 +903,7 @@ static void draw_marker_slide_square(
 }
 
 static void draw_marker_slide_triangle(
-    float x, float y, float dx, float dy, int outline, float px[2], unsigned int pos)
+    float x, float y, float dx, float dy, int outline, const float px[2], unsigned int pos)
 {
   float tdx, tdy;
 
diff --git a/source/blender/editors/space_clip/clip_ops.c b/source/blender/editors/space_clip/clip_ops.c
index bc1026180a3..da534cf9b40 100644
--- a/source/blender/editors/space_clip/clip_ops.c
+++ b/source/blender/editors/space_clip/clip_ops.c
@@ -1131,7 +1131,7 @@ static void proxy_freejob(void *pjv)
 static int proxy_bitflag_to_array(int size_flag, int build_sizes[4], int undistort)
 {
   int build_count = 0;
-  int size_flags[2][4] = {
+  const int size_flags[2][4] = {
       {MCLIP_PROXY_SIZE_25, MCLIP_PROXY_SIZE_50, MCLIP_PROXY_SIZE_75, MCLIP_PROXY_SIZE_100},
       {MCLIP_PROXY_UNDISTORTED_SIZE_25,
        MCLIP_PROXY_UNDISTORTED_SIZE_50,
diff --git a/source/blender/editors/space_clip/tracking_ops.c b/source/blender/editors/space_clip/tracking_ops.c
index 1375b99bdaa..68198acfe52 100644
--- a/source/blender/editors/space_clip/tracking_ops.c
+++ b/source/blender/editors/space_clip/tracking_ops.c
@@ -448,8 +448,8 @@ static float mouse_to_slide_zone_distance_squared(const float co[2],
                                                   int width,
                                                   int height)
 {
-  float pixel_co[2] = {co[0] * width, co[1] * height},
-        pixel_slide_zone[2] = {slide_zone[0] * width, slide_zone[1] * height};
+  const float pixel_co[2] = {co[0] * width, co[1] * height},
+              pixel_slide_zone[2] = {slide_zone[0] * width, slide_zone[1] * height};
   return SQUARE(pixel_co[0] - pixel_slide_zone[0]) + SQUARE(pixel_co[1] - pixel_slide_zone[1]);
 }
 
diff --git a/source/blender/editors/space_clip/tracking_ops_plane.c b/source/blender/editors/space_clip/tracking_ops_plane.c
index b1bf88634bc..7d2324d3f48 100644
--- a/source/blender/editors/space_clip/tracking_ops_plane.c
+++ b/source/blender/editors/space_clip/tracking_ops_plane.c
@@ -115,8 +115,8 @@ static float mouse_to_plane_slide_zone_distance_squared(const float co[2],
                                                         int width,
                                                         int height)
 {
-  float pixel_co[2] = {co[0] * width, co[1] * height},
-        pixel_slide_zone[2] = {slide_zone[0] * width, slide_zone[1] * height};
+  const float pixel_co[2] = {co[0] * width, co[1] * height},
+              pixel_slide_zone[2] = {slide_zone[0] * width, slide_zone[1] * height};
   return SQUARE(pixel_co[0] - pixel_slide_zone[0]) + SQUARE(pixel_co[1] - pixel_slide_zone[1]);
 }
 
diff --git a/source/blender/editors/space_clip/tracking_select.c b/source/blender/editors/space_clip/tracking_select.c
index 4532b61f291..f6063b49005 100644
--- a/source/blender/editors/space_clip/tracking_select.c
+++ b/source/blender/editors/space_clip/tracking_select.c
@@ -57,7 +57,7 @@ static float dist_to_crns(float co[2], float pos[2], float crns[4][2]);
 /********************** mouse select operator *********************/
 
 static int mouse_on_side(
-    float co[2], float x1, float y1, float x2, float y2, float epsx, float epsy)
+    const float co[2], float x1, float y1, float x2, float y2, float epsx, float epsy)
 {
   if (x1 > x2) {
     SWAP(float, x1, x2);
@@ -71,7 +71,7 @@ static int mouse_on_side(
 }
 
 static int mouse_on_rect(
-    float co[2], float pos[2], float min[2], float max[2], float epsx, float epsy)
+    const float co[2], float pos[2], float min[2], float max[2], float epsx, float epsy)
 {
   return mouse_on_side(
              co, pos[0] + min[0], pos[1] + min[1], pos[0] + max[0], pos[1] + min[1], epsx, epsy) ||
diff --git a/source/blender/editors/space_console/console_ops.c b/source/blender/editors/space_console/console_ops.c
index faf613482a3..bc18a6cfb56 100644
--- a/source/blender/editors/space_console/console_ops.c
+++ b/source/blender/editors/space_console/console_ops.c
@@ -1082,7 +1082,7 @@ typedef struct SetConsoleCursor {
 
 // TODO, cursor placement without selection
 static void console_cursor_set_to_pos(
-    SpaceConsole *sc, ARegion *ar, SetConsoleCursor *scu, int mval[2], int UNUSED(sel))
+    SpaceConsole *sc, ARegion *ar, SetConsoleCursor *scu, const int mval[2], int UNUSED(sel))
 {
   int pos;
   pos = console_char_pick(sc, ar, mval);
diff --git a/source/blender/editors/space_view3d/view3d_gizmo_navigate.c b/source/blender/editors/space_view3d/view3d_gizmo_navigate.c
index ec7d1fc85f1..53a5609d437 100644
--- a/source/blender/editors/space_view3d/view3d_gizmo_navigate.c
+++ b/source/blender/editors/space_view3d/view3d_gizmo_navigate.c
@@ -213,7 +213,7 @@ static void WIDGETGROUP_navigate_setup(const bContext *C, wmGizmoGroup *gzgroup)
   {
     wmGizmo *gz = navgroup->gz_array[GZ_INDEX_ROTATE];
     gz->scale_basis = GIZMO_SIZE / 2;
-    char mapping[6] = {
+    const char mapping[6] = {
         RV3D_VIEW_LEFT,
         RV3D_VIEW_RIGHT,
         RV3D_VIEW_FRONT,
diff --git a/source/blender/editors/space_view3d/view3d_gizmo_navigate_type.c b/source/blender/editors/space_view3d/view3d_gizmo_navigate_type.c
index 539b5d93bdf..b5b924c7f4a 100644
--- a/source/blender/editors/space_view3d/view3d_gizmo_navigate_type.c
+++ b/source/blender/editors/space_view3d/view3d_gizmo_navigate_type.c
@@ -479,7 +479,7 @@ static int gizmo_axis_test_select(bContext *UNUSED(C), wmGizmo *gz, const int mv
   float i_best_len_sq = FLT_MAX;
   for (int i = 0; i < 3; i++) {
     for (int is_pos = 0; is_pos < 2; is_pos++) {
-      float co[2] = {
+      const float co[2] = {
           gz->matrix_offset[i][0] * (is_pos ? 1 : -1),
           gz->matrix_offset[i][1] * (is_pos ? 1 : -1),
       };
diff --git a/source/blender/editors/space_view3d/view3d_project.c b/source/blender/editors/space_view3d/view3d_project.c
index b81b7e0109e..56c8b4bcbe9 100644
--- a/source/blender/editors/space_view3d/view3d_project.c
+++ b/source/blender/editors/space_view3d/view3d_project.c
@@ -116,7 +116,7 @@ eV3DProjStatus ED_view3d_project_base(const struct ARegion *ar, struct Base *bas
  * - 'rv3d->persmatob', is_local == true
  */
 static eV3DProjStatus ed_view3d_project__internal(const ARegion *ar,
-                                                  float perspmat[4][4],
+                                                  const float perspmat[4][4],
                                                   const bool is_local, /* normally hidden */
                                                   const float co[3],
                                                   float r_co[2],
diff --git a/source/blender/editors/transform/transform.c b/source/blender/editors/transform/transform.c
index 8839abe70a2..a95c7cf7456 100644
--- a/source/blender/editors/transform/transform.c
+++ b/source/blender/editors/transform/transform.c
@@ -1794,7 +1794,7 @@ static void drawHelpline(bContext *UNUSED(C), int x, int y, void *customdata)
 
   if (t->helpline != HLP_NONE) {
     float cent[2];
-    float mval[3] = {
+    const float mval[3] = {
         x,
         y,
         0.0f,
@@ -4322,8 +4322,11 @@ static void headerRotation(TransInfo *t, char str[UI_MAX_DRAW_STR], float final)
  *
  * Protected axis and other transform settings are taken into account.
  */
-static void ElementRotation_ex(
-    TransInfo *t, TransDataContainer *tc, TransData *td, float mat[3][3], const float *center)
+static void ElementRotation_ex(TransInfo *t,
+                               TransDataContainer *tc,
+                               TransData *td,
+                               const float mat[3][3],
+                               const float *center)
 {
   float vec[3], totmat[3][3], smat[3][3];
   float eul[3], fmat[3][3], quat[4];
@@ -4727,7 +4730,7 @@ static void initTrackball(TransInfo *t)
 static void applyTrackballValue(TransInfo *t,
                                 const float axis1[3],
                                 const float axis2[3],
-                                float angles[2])
+                                const float angles[2])
 {
   float mat[3][3];
   float axis[3];
diff --git a/source/blender/editors/transform/transform_convert_graph.c b/source/blender/editors/transform/transform_convert_graph.c
index c3afbb9b7ba..3eb4d220cb0 100644
--- a/source/blender/editors/transform/transform_convert_graph.c
+++ b/source/blender/editors/transform/transform_convert_graph.c
@@ -63,8 +63,8 @@ static void bezt_to_transdata(TransData *td,
                               bool selected,
                               bool ishandle,
                               bool intvals,
-                              float mtx[3][3],
-                              float smtx[3][3],
+                              const float mtx[3][3],
+                              const float smtx[3][3],
                               float unit_scale,
                               float offset)
 {
diff --git a/source/blender/editors/transform/transform_convert_mask.c b/source/blender/editors/transform/transform_convert_mask.c
index 9e892f395b3..32152442acf 100644
--- a/source/blender/editors/transform/transform_convert_mask.c
+++ b/source/blender/editors/transform/transform_convert_mask.c
@@ -62,8 +62,8 @@ static void MaskHandleToTransData(MaskSplinePoint *point,
                                   TransData2D *td2d,
                                   TransDataMasking *tdm,
                                   const float asp[2],
-                                  /*const*/ float parent_matrix[3][3],
-                                  /*const*/ float parent_inverse_matrix[3][3])
+                                  /*const*/ const float parent_matrix[3][3],
+                                  /*const*/ const float parent_inverse_matrix[3][3])
 {
   BezTriple *bezt = &point->bezt;
   const bool is_sel_any = MASKPOINT_ISSEL_ANY(point);
diff --git a/source/blender/editors/transform/transform_convert_mesh.c b/source/blender/editors/transform/transform_convert_mesh.c
index acbe2c5f06a..9c46094ee83 100644
--- a/source/blender/editors/transform/transform_convert_mesh.c
+++ b/source/blender/editors/transform/transform_convert_mesh.c
@@ -75,7 +75,7 @@ static bool bmesh_test_dist_add(BMVert *v,
                                 /* optionally track original index */
                                 int *index,
                                 const int *index_prev,
-                                float mtx[3][3])
+                                const float mtx[3][3])
 {
   if ((BM_elem_flag_test(v_other, BM_ELEM_SELECT) == 0) &&
       (BM_elem_flag_test(v_other, BM_ELEM_HIDDEN) == 0)) {
@@ -105,7 +105,7 @@ static bool bmesh_test_dist_add(BMVert *v,
  * \param index: Optionally store the original index we're measuring the distance to (can be NULL).
  */
 static void editmesh_set_connectivity_distance(BMesh *bm,
-                                               float mtx[3][3],
+                                               const float mtx[3][3],
                                                float *dists,
                                                int *index)
 {
diff --git a/source/blender/editors/transform/transform_convert_tracking.c b/source/blender/editors/transform/transform_convert_tracking.c
index d7275f1fbf9..b68b79adbd8 100644
--- a/source/blender/editors/transform/transform_convert_tracking.c
+++ b/source/blender/editors/transform/transform_convert_tracking.c
@@ -76,7 +76,7 @@ static void markerToTransDataInit(TransData *td,
                                   MovieTrackingMarker *marker,
                                   int area,
                                   float loc[2],
-                                  float rel[2],
+                                  const float rel[2],
                                   const float off[2],
                                   const float aspect[2])
 {
diff --git a/source/blender/editors/transform/transform_snap_object.c b/source/blender/editors/transform/transform_snap_object.c
index 76797339cea..9c2642a46c1 100644
--- a/source/blender/editors/transform/transform_snap_object.c
+++ b/source/blender/editors/transform/transform_snap_object.c
@@ -354,7 +354,7 @@ static bool raycastMesh(SnapObjectContext *sctx,
                         const float ray_dir[3],
                         Object *ob,
                         Mesh *me,
-                        float obmat[4][4],
+                        const float obmat[4][4],
                         const unsigned int ob_index,
                         bool use_hide,
                         /* read/write args */
@@ -527,7 +527,7 @@ static bool raycastEditMesh(SnapObjectContext *sctx,
                             const float ray_dir[3],
                             Object *ob,
                             BMEditMesh *em,
-                            float obmat[4][4],
+                            const float obmat[4][4],
                             const unsigned int ob_index,
                             /* read/write args */
                             float *ray_depth,
@@ -710,7 +710,7 @@ static bool raycastObj(SnapObjectContext *sctx,
                        const float ray_start[3],
                        const float ray_dir[3],
                        Object *ob,
-                       float obmat[4][4],
+                       const float obmat[4][4],
                        const unsigned int ob_index,
                        bool use_obedit,
                        bool use_occlusion_test,
@@ -923,10 +923,10 @@ static bool raycastObjects(SnapObjectContext *sctx,
 
 /* Test BoundBox */
 static bool snap_bound_box_check_dist(float min[3],
-                                      float max[3],
-                                      float lpmat[4][4],
-                                      float win_size[2],
-                                      float mval[2],
+                                      const float max[3],
+                                      const float lpmat[4][4],
+                                      const float win_size[2],
+                                      const float mval[2],
                                       float dist_px_sq)
 {
   /* In vertex and edges you need to get the pixel distance from ray to BoundBox,
@@ -1220,7 +1220,7 @@ static void cb_snap_tri_verts(void *userdata,
 static short snap_mesh_polygon(SnapObjectContext *sctx,
                                SnapData *snapdata,
                                Object *ob,
-                               float obmat[4][4],
+                               const float obmat[4][4],
                                /* read/write args */
                                float *dist_px,
                                /* return args */
@@ -1362,7 +1362,7 @@ static short snap_mesh_polygon(SnapObjectContext *sctx,
 static short snap_mesh_edge_verts_mixed(SnapObjectContext *sctx,
                                         SnapData *snapdata,
                                         Object *ob,
-                                        float obmat[4][4],
+                                        const float obmat[4][4],
                                         float original_dist_px,
                                         const float prev_co[3],
                                         /* read/write args */
@@ -1542,7 +1542,7 @@ static short snap_mesh_edge_verts_mixed(SnapObjectContext *sctx,
 
 static short snapArmature(SnapData *snapdata,
                           Object *ob,
-                          float obmat[4][4],
+                          const float obmat[4][4],
                           bool use_obedit,
                           /* read/write args */
                           float *dist_px,
@@ -1687,7 +1687,7 @@ static short snapArmature(SnapData *snapdata,
 
 static short snapCurve(SnapData *snapdata,
                        Object *ob,
-                       float obmat[4][4],
+                       const float obmat[4][4],
                        bool use_obedit,
                        /* read/write args */
                        float *dist_px,
@@ -1838,7 +1838,7 @@ static short snapCurve(SnapData *snapdata,
 /* may extend later (for now just snaps to empty center) */
 static short snapEmpty(SnapData *snapdata,
                        Object *ob,
-                       float obmat[4][4],
+                       const float obmat[4][4],
                        /* read/write args */
                        float *dist_px,
                        /* return args */
@@ -1993,7 +1993,7 @@ static short snapMesh(SnapObjectContext *sctx,
                       SnapData *snapdata,
                       Object *ob,
                       Mesh *me,
-                      float obmat[4][4],
+                      const float obmat[4][4],
                       /* read/write args */
                       float *dist_px,
                       /* return args */
@@ -2231,7 +2231,7 @@ static short snapEditMesh(SnapObjectContext *sctx,
                           SnapData *snapdata,
                           Object *ob,
                           BMEditMesh *em,
-                          float obmat[4][4],
+                          const float obmat[4][4],
                           /* read/write args */
                           float *dist_px,
                           /* return args */
diff --git a/source/blender/editors/uvedit/uvedit_buttons.c b/source/blender/editors/uvedit/uvedit_buttons.c
index 2abbe67237e..44bffc76859 100644
--- a/source/blender/editors/uvedit/uvedit_buttons.c
+++ b/source/blender/editors/uvedit/uvedit_buttons.c
@@ -98,7 +98,7 @@ static int uvedit_center(
 }
 
 static void uvedit_translate(
-    Scene *scene, Object **objects, uint objects_len, Image *ima, float delta[2])
+    Scene *scene, Object **objects, uint objects_len, Image *ima, const float delta[2])
 {
   BMFace *f;
   BMLoop *l;
diff --git a/source/blender/editors/uvedit/uvedit_ops.c b/source/blender/editors/uvedit/uvedit_ops.c
index cd7e5f9ba09..57e2a84d248 100644
--- a/source/blender/editors/uvedit/uvedit_ops.c
+++ b/source/blender/editors/uvedit/uvedit_ops.c
@@ -4458,7 +4458,7 @@ static int uv_select_overlap(bContext *C, const bool extend)
         overlap_data[data_index].face_index = face_index;
 
         /* BVH needs 3D, overlap data uses 2D. */
-        float tri[3][3] = {
+        const float tri[3][3] = {
             {UNPACK2(uv_verts[indices[t][0]]), 0.0f},
             {UNPACK2(uv_verts[indices[t][1]]), 0.0f},
             {UNPACK2(uv_verts[indices[t][2]]), 0.0f},
diff --git a/source/blender/editors/uvedit/uvedit_unwrap_ops.c b/source/blender/editors/uvedit/uvedit_unwrap_ops.c
index 2d8f40ea5af..1db038bef94 100644
--- a/source/blender/editors/uvedit/uvedit_unwrap_ops.c
+++ b/source/blender/editors/uvedit/uvedit_unwrap_ops.c
@@ -1258,7 +1258,7 @@ static void uv_map_rotation_matrix_ex(float result[4][4],
                                       float upangledeg,
                                       float sideangledeg,
                                       float radius,
-                                      float offset[4])
+                                      const float offset[4])
 {
   float rotup[4][4], rotside[4][4], viewmatrix[4][4], rotobj[4][4];
   float sideangle = 0.0f, upangle = 0.0f;
@@ -2035,9 +2035,9 @@ void UV_OT_reset(wmOperatorType *ot)
 /****************** Sphere Project operator ***************/
 
 static void uv_sphere_project(float target[2],
-                              float source[3],
-                              float center[3],
-                              float rotmat[4][4])
+                              const float source[3],
+                              const float center[3],
+                              const float rotmat[4][4])
 {
   float pv[3];
 
@@ -2162,9 +2162,9 @@ void UV_OT_sphere_project(wmOperatorType *ot)
 /***************** Cylinder Project operator **************/
 
 static void uv_cylinder_project(float target[2],
-                                float source[3],
-                                float center[3],
-                                float rotmat[4][4])
+                                const float source[3],
+                                const float center[3],
+                                const float rotmat[4][4])
 {
   float pv[3];