Cleanup: declare arrays arrays where possible

40 files changed, 82 insertions, 76 deletions

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);