Cleanup: spelling in comments

source/blender/blenkernel/intern/boids.c

@@ -1127,7 +1127,7 @@ void boid_brain(BoidBrainData *bbd, int p, ParticleData *pa)
 
   /* decide on jumping & liftoff */
   if (bpa->data.mode == eBoidMode_OnLand) {
-    /* fuzziness makes boids capable of misjudgement */
+    /* Fuzziness makes boids capable of misjudgment. */
     float mul = 1.0f + state->rule_fuzziness;
 
     if (boids->options & BOID_ALLOW_FLIGHT && bbd->wanted_co[2] > 0.0f) {

source/blender/blenkernel/intern/key.cc

@@ -1877,7 +1877,7 @@ KeyBlock *BKE_keyblock_add_ctime(Key *key, const char *name, const bool do_force
   const float cpos = key->ctime / 100.0f;
 
   /* In case of absolute keys, there is no point in adding more than one key with the same pos.
-   * Hence only set new keybloc pos to current time if none previous one already use it.
+   * Hence only set new key-block pos to current time if none previous one already use it.
    * Now at least people just adding absolute keys without touching to ctime
    * won't have to systematically use retiming func (and have ordering issues, too). See T39897.
    */

source/blender/blenkernel/intern/volume.cc

@@ -320,11 +320,11 @@ struct VolumeGrid {
 
     openvdb::io::File file(filepath);
 
-    /* Isolate file loading since that's potentially multithreaded and we are
+    /* Isolate file loading since that's potentially multi-threaded and we are
      * holding a mutex lock. */
     blender::threading::isolate_task([&] {
       try {
-        /* Disably delay loading and file copying, this has poor performance
+        /* Disable delay loading and file copying, this has poor performance
          * on network drivers. */
         const bool delay_load = false;
         file.setCopyMaxBytes(0);
@@ -886,7 +886,7 @@ bool BKE_volume_load(const Volume *volume, const Main *bmain)
   openvdb::GridPtrVec vdb_grids;
 
   try {
-    /* Disably delay loading and file copying, this has poor performance
+    /* Disable delay loading and file copying, this has poor performance
      * on network drivers. */
     const bool delay_load = false;
     file.setCopyMaxBytes(0);

source/blender/draw/engines/eevee/eevee_shaders.cc

@@ -1158,7 +1158,7 @@ World *EEVEE_world_default_get(void)
  * Source is provided separately, rather than via create-info as source is manipulated
  * by `eevee_shader_material_create_info_amend`.
  *
- * We also retain the previous behaviour for ensuring library includes occur in the
+ * We also retain the previous behavior for ensuring library includes occur in the
  * correct order. */
 static const char *eevee_get_vert_info(int options, char **r_src)
 {
@@ -1288,7 +1288,7 @@ static char *eevee_get_defines(int options)
    * CreateInfo's for EEVEE materials are declared in:
    * `eevee/shaders/infos/eevee_legacy_material_info.hh`
    *
-   * This function should only contain defines which alter behaviour, but do not affect shader
+   * This function should only contain defines which alter behavior, but do not affect shader
    * resources. */
 
   if ((options & VAR_WORLD_BACKGROUND) != 0) {

source/blender/draw/engines/eevee/shaders/infos/eevee_legacy_common_info.hh

@@ -21,7 +21,7 @@ GPU_SHADER_CREATE_INFO(eevee_legacy_irradiance_lib)
 GPU_SHADER_CREATE_INFO(eevee_legacy_common_utiltex_lib)
     .sampler(2, ImageType::FLOAT_2D_ARRAY, "utilTex");
 
-/* Raytrace lib. */
+/* Ray-trace lib. */
 GPU_SHADER_CREATE_INFO(eevee_legacy_raytrace_lib)
     .additional_info("draw_view")
     .additional_info("eevee_legacy_common_lib")
@@ -33,7 +33,7 @@ GPU_SHADER_CREATE_INFO(eevee_legacy_ambient_occlusion_lib)
     .additional_info("eevee_legacy_raytrace_lib")
     .sampler(5, ImageType::FLOAT_2D, "horizonBuffer");
 
-/* Lightprobe lib. */
+/* Light-probe lib. */
 GPU_SHADER_CREATE_INFO(eevee_legacy_lightprobe_lib)
     .additional_info("eevee_legacy_common_lib")
     .additional_info("eevee_legacy_common_utiltex_lib")
@@ -128,7 +128,7 @@ GPU_SHADER_CREATE_INFO(eevee_legacy_surface_lib_hair)
 
 GPU_SHADER_CREATE_INFO(eevee_legacy_surface_lib_pointcloud)
     .define("USE_SURFACE_LIB_POINTCLOUD")
-    /* Pointcloud still uses the common interface as well. */
+    /* Point-cloud still uses the common interface as well. */
     .additional_info("eevee_legacy_surface_lib_common")
     .vertex_out(eevee_legacy_surface_point_cloud_iface);
 

source/blender/draw/engines/eevee/shaders/infos/eevee_legacy_volume_info.hh

@@ -2,7 +2,7 @@
 
 #pragma once
 
-/* Voluemtric iface. */
+/* Volumetric iface. */
 GPU_SHADER_INTERFACE_INFO(legacy_volume_vert_geom_iface, "volumetric_vert_iface")
     .smooth(Type::VEC4, "vPos");
 

source/blender/editors/interface/interface_handlers.cc

@@ -995,7 +995,7 @@ static void ui_apply_but_funcs_after(bContext *C)
   BLI_listbase_clear(&UIAfterFuncs);
 
   LISTBASE_FOREACH_MUTABLE (uiAfterFunc *, afterf, &funcs) {
-    uiAfterFunc after = *afterf; /* copy to avoid memleak on exit() */
+    uiAfterFunc after = *afterf; /* Copy to avoid memory leak on exit(). */
     BLI_freelinkN(&funcs, afterf);
 
     if (after.context) {

source/blender/editors/interface/interface_icons.cc

@@ -2312,7 +2312,7 @@ int UI_icon_from_rnaptr(const bContext *C, PointerRNA *ptr, int rnaicon, const b
     return rnaicon;
   }
 
-  /* try ID, material, texture or dynapaint slot */
+  /* Try ID, material, texture or dynamic-paint slot. */
   if (RNA_struct_is_ID(ptr->type)) {
     id = ptr->owner_id;
   }

source/blender/gpu/GPU_texture.h

@@ -187,7 +187,7 @@ typedef enum eGPUDataFormat {
 } eGPUDataFormat;
 
 /** Texture usage flags.
- * Texture usage flags allow backend implementations to contextually optimise texture resources.
+ * Texture usage flags allow backend implementations to contextually optimize texture resources.
  * Any texture with an explicit flag should not perform operations which are not explicitly
  * specified in the usage flags. If usage is unknown upfront, then GPU_TEXTURE_USAGE_GENERAL can be
  * used.
@@ -202,7 +202,7 @@ typedef enum eGPUTextureUsage {
   GPU_TEXTURE_USAGE_SHADER_READ = (1 << 0),
   /* Whether the texture is written to by a shader using imageStore. */
   GPU_TEXTURE_USAGE_SHADER_WRITE = (1 << 1),
-  /* Whether a texture is used as an attachment in a framebuffer. */
+  /* Whether a texture is used as an attachment in a frame-buffer. */
   GPU_TEXTURE_USAGE_ATTACHMENT = (1 << 2),
   /* Whether the texture is used as a texture view, uses mip-map layer adjustment,
    * OR, uses swizzle access masks. Mip-map base layer adjustment and texture channel swizzling
@@ -226,11 +226,11 @@ unsigned int GPU_texture_memory_usage_get(void);
  * \note \a data is expected to be float. If the \a format is not compatible with float data or if
  * the data is not in float format, use GPU_texture_update to upload the data with the right data
  * format.
- * NOTE: _ex variants of texure creation functions allow specification of explicit usage for
+ * NOTE: `_ex` variants of texture creation functions allow specification of explicit usage for
  * optimal performance. Using standard texture creation will use the `GPU_TEXTURE_USAGE_GENERAL`.
  *
  * Textures created via other means will either inherit usage from the source resource, or also
- * be initialised with `GPU_TEXTURE_USAGE_GENERAL`.
+ * be initialized with `GPU_TEXTURE_USAGE_GENERAL`.
  *
  * flag. \a mips is the number of mip level to allocate. It must be >= 1.
  */

source/blender/gpu/intern/gpu_shader_create_info.cc

@@ -357,13 +357,13 @@ void gpu_shader_create_info_init()
     basic_depth_pointcloud_conservative_clipped =
         basic_depth_pointcloud_conservative_no_geom_clipped;
 
-    /* Overlay prepass wire. */
+    /* Overlay pre-pass wire. */
     overlay_outline_prepass_wire = overlay_outline_prepass_wire_no_geom;
 
     /* Edit UV Edges. */
     overlay_edit_uv_edges = overlay_edit_uv_edges_no_geom;
 
-    /* Downsample Cube/Proe rendering. */
+    /* Down-sample Cube/Probe rendering. */
     eevee_legacy_effect_downsample_cube = eevee_legacy_effect_downsample_cube_no_geom;
     eevee_legacy_probe_filter_glossy = eevee_legacy_probe_filter_glossy_no_geom;
     eevee_legacy_lightprobe_planar_downsample = eevee_legacy_lightprobe_planar_downsample_no_geom;

source/blender/gpu/intern/gpu_shader_create_info.hh

@@ -845,7 +845,7 @@ struct ShaderCreateInfo {
   /* -------------------------------------------------------------------- */
   /** \name Transform feedback properties
    *
-   * Transform feedback enablement and output binding assignmnt.
+   * Transform feedback enablement and output binding assignment.
    * \{ */
 
   Self &transform_feedback_mode(eGPUShaderTFBType tf_mode)

source/blender/gpu/intern/gpu_texture_private.hh

@@ -82,7 +82,7 @@ class Texture {
   eGPUTextureFormatFlag format_flag_;
   /** Texture type. */
   eGPUTextureType type_;
-  /** Texutre usage flags */
+  /** Texture usage flags. */
   eGPUTextureUsage gpu_image_usage_flags_;
 
   /** Number of mipmaps this texture has (Max miplvl). */

source/blender/gpu/metal/mtl_batch.mm

@@ -533,7 +533,7 @@ id<MTLRenderCommandEncoder> MTLBatch::bind(uint v_first, uint v_count, uint i_fi
   }
 
   /* Ensure Context Render Pipeline State is fully setup and ready to execute the draw.
-   * This should happen after all other final rendeirng setup is complete. */
+   * This should happen after all other final rendering setup is complete. */
   MTLPrimitiveType mtl_prim_type = gpu_prim_type_to_metal(this->prim_type);
   if (!ctx->ensure_render_pipeline_state(mtl_prim_type)) {
     printf("FAILED TO ENSURE RENDER PIPELINE STATE");

source/blender/gpu/metal/mtl_texture.mm

@@ -223,7 +223,7 @@ id<MTLTexture> gpu::MTLTexture::get_metal_handle()
     if (mip_swizzle_view_ != nil || texture_view_dirty_flags_) {
       bake_mip_swizzle_view();
 
-      /* Optimisation: If texture view does not change mip parameters, no texture view will be
+      /* Optimization: If texture view does not change mip parameters, no texture view will be
        * baked. This is because texture views remove the ability to perform lossless compression.
        */
       if (mip_swizzle_view_ != nil) {
@@ -620,7 +620,7 @@ void gpu::MTLTexture::update_sub(
       BLI_assert(blit_encoder != nil);
 
       /* If we need to use a texture view to write texture data as the source
-       * format is unwritable, if our texture has not been initialised with
+       * format is unwritable, if our texture has not been initialized with
        * texture view support, use a staging texture. */
       if ((compatible_write_format != destination_format) &&
           !(gpu_image_usage_flags_ & GPU_TEXTURE_USAGE_MIP_SWIZZLE_VIEW)) {
@@ -646,7 +646,7 @@ void gpu::MTLTexture::update_sub(
 
     /* Allocate stating texture if needed. */
     if (use_staging_texture) {
-      /* Create staging texture to avoid shader-write limiting optimisation. */
+      /* Create staging texture to avoid shader-write limiting optimization. */
       BLI_assert(texture_descriptor_ != nullptr);
       MTLTextureUsage original_usage = texture_descriptor_.usage;
       texture_descriptor_.usage = original_usage | MTLTextureUsageShaderWrite |

source/blender/nodes/composite/nodes/node_composite_glare.cc

@@ -384,7 +384,7 @@ class GlareOperation : public NodeOperation {
     /* For the given number of iterations, accumulate four ghosts with different scales and color
      * modulators. The result of the previous iteration is used as the input of the current
      * iteration. We start from index 1 because we are not interested in the scales produced for
-     * the first iteration according to visual judgement, see the compute_ghost_scales method. */
+     * the first iteration according to visual judgment, see the compute_ghost_scales method. */
     Result &input_ghost_result = base_ghost_result;
     const IndexRange iterations_range = IndexRange(get_number_of_iterations()).drop_front(1);
     for (const int i : iterations_range) {
@@ -492,7 +492,7 @@ class GlareOperation : public NodeOperation {
    * have n number of iterations, that means the total number of accumulations is 4 * n. To get a
    * variety of scales, we generate an arithmetic progression that starts from 2.1 and ends at
    * zero exclusive, containing 4 * n elements. The start scale of 2.1 is chosen arbitrarily using
-   * visual judgement. To get more scale variations, every other scale is inverted with a slight
+   * visual judgment. To get more scale variations, every other scale is inverted with a slight
    * change in scale such that it alternates between scaling down and up, additionally every other
    * ghost is flipped across the image center by negating its scale. Finally, to get variations
    * across the number of iterations, a shift of 0.5 is introduced when the number of iterations is
@@ -524,7 +524,7 @@ class GlareOperation : public NodeOperation {
 
   /* The operation computes two base ghosts by blurring the highlights with two different radii,
    * this method computes the blur radius for the smaller one. The value is chosen using visual
-   * judgement. Make sure to take the quality factor into account, see the get_quality_factor
+   * judgment. Make sure to take the quality factor into account, see the get_quality_factor
    * method for more information. */
   float get_small_ghost_radius()
   {