Cleanup: spelling in code comments

3 files changed, 5 insertions, 5 deletions

diff --git a/source/blender/draw/intern/shaders/common_debug_print_lib.glsl b/source/blender/draw/intern/shaders/common_debug_print_lib.glsl
index 89d1729b52d..5dc8f490a79 100644
--- a/source/blender/draw/intern/shaders/common_debug_print_lib.glsl
+++ b/source/blender/draw/intern/shaders/common_debug_print_lib.glsl
@@ -21,7 +21,7 @@
  *
  * NOTE: Floating point representation might not be very precise (see drw_print_value(float)).
  *
- * IMPORTANT: Multipler drawcalls can write to the buffer in sequence (if they are from different
+ * IMPORTANT: Multiple drawcalls can write to the buffer in sequence (if they are from different
  * shgroups). However, we add barriers to support this case and it might change the application
  * behavior. Uncomment DISABLE_DEBUG_SHADER_drw_print_BARRIER to remove the barriers if that
  * happens. But then you are limited to a single invocation output.
@@ -92,7 +92,7 @@ void drw_print_char4(uint data)
  * it is referenced as an index for char4 and thus do not capture the right
  * reference. I do not know if this is undefined behavior. As a matter of
  * precaution, we implement all the append function separately. This behavior
- * was observed on both Mesa & amdgpu-pro.
+ * was observed on both MESA & AMDGPU-PRO.
  */
 /* Using ascii char code. Expect char1 to be less or equal to 0xFF. Appends chars to the right. */
 void drw_print_append_char(uint char1, inout uint char4)
diff --git a/source/blender/draw/intern/shaders/common_fxaa_lib.glsl b/source/blender/draw/intern/shaders/common_fxaa_lib.glsl
index 599d875c500..3d8667e88c8 100644
--- a/source/blender/draw/intern/shaders/common_fxaa_lib.glsl
+++ b/source/blender/draw/intern/shaders/common_fxaa_lib.glsl
@@ -312,7 +312,7 @@ float FxaaLuma(vec4 rgba)
 /*--------------------------------------------------------------------------*/
 vec4 FxaaPixelShader(
     /*
-     * Use noperspective interpolation here (turn off perspective interpolation).
+     * Use no perspective interpolation here (turn off perspective interpolation).
      * {xy} = center of pixel */
     vec2 pos,
     /*
diff --git a/source/blender/draw/intern/shaders/common_view_lib.glsl b/source/blender/draw/intern/shaders/common_view_lib.glsl
index 46f16a9ca40..a7f8f858352 100644
--- a/source/blender/draw/intern/shaders/common_view_lib.glsl
+++ b/source/blender/draw/intern/shaders/common_view_lib.glsl
@@ -91,7 +91,7 @@ vec4 pack_line_data(vec2 frag_co, vec2 edge_start, vec2 edge_pos)
     edge /= len;
     vec2 perp = vec2(-edge.y, edge.x);
     float dist = dot(perp, frag_co - edge_start);
-    /* Add 0.1 to diffenrentiate with cleared pixels. */
+    /* Add 0.1 to differentiate with cleared pixels. */
     return vec4(perp * 0.5 + 0.5, dist * 0.25 + 0.5 + 0.1, 1.0);
   }
   else {
@@ -226,7 +226,7 @@ layout(std140) uniform modelBlock
 #  ifndef USE_GPU_SHADER_CREATE_INFO
 /* Intel GPU seems to suffer performance impact when the model matrix is in UBO storage.
  * So for now we just force using the legacy path. */
-/* Note that this is also a workaround of a problem on osx (amd or nvidia)
+/* Note that this is also a workaround of a problem on OSX (AMD or NVIDIA)
  * and older amd driver on windows. */
 uniform mat4 ModelMatrix;
 uniform mat4 ModelMatrixInverse;