Cleanup: spelling in comments

5 files changed, 8 insertions, 8 deletions

diff --git a/intern/cycles/device/metal/bvh.mm b/intern/cycles/device/metal/bvh.mm
index 7c79196845a..1953102cb41 100644
--- a/intern/cycles/device/metal/bvh.mm
+++ b/intern/cycles/device/metal/bvh.mm
@@ -160,7 +160,7 @@ bool BVHMetal::build_BLAS_mesh(Progress &progress,
     }
 
     /* Force a single any-hit call, so shadow record-all behavior works correctly */
-    /* (Match optix behaviour: unsigned int build_flags =
+    /* (Match optix behavior: unsigned int build_flags =
      * OPTIX_GEOMETRY_FLAG_REQUIRE_SINGLE_ANYHIT_CALL;) */
     geomDesc.allowDuplicateIntersectionFunctionInvocation = false;
 
@@ -359,7 +359,7 @@ bool BVHMetal::build_BLAS_hair(Progress &progress,
       geomDescMotion.intersectionFunctionTableOffset = 1;
 
       /* Force a single any-hit call, so shadow record-all behavior works correctly */
-      /* (Match optix behaviour: unsigned int build_flags =
+      /* (Match optix behavior: unsigned int build_flags =
        * OPTIX_GEOMETRY_FLAG_REQUIRE_SINGLE_ANYHIT_CALL;) */
       geomDescMotion.allowDuplicateIntersectionFunctionInvocation = false;
       geomDescMotion.opaque = true;
@@ -375,7 +375,7 @@ bool BVHMetal::build_BLAS_hair(Progress &progress,
       geomDescNoMotion.intersectionFunctionTableOffset = 1;
 
       /* Force a single any-hit call, so shadow record-all behavior works correctly */
-      /* (Match optix behaviour: unsigned int build_flags =
+      /* (Match optix behavior: unsigned int build_flags =
        * OPTIX_GEOMETRY_FLAG_REQUIRE_SINGLE_ANYHIT_CALL;) */
       geomDescNoMotion.allowDuplicateIntersectionFunctionInvocation = false;
       geomDescNoMotion.opaque = true;
diff --git a/intern/cycles/device/metal/device_impl.mm b/intern/cycles/device/metal/device_impl.mm
index 69a08ca07d1..fd249204646 100644
--- a/intern/cycles/device/metal/device_impl.mm
+++ b/intern/cycles/device/metal/device_impl.mm
@@ -333,7 +333,7 @@ bool MetalDevice::load_kernels(const uint _kernel_features)
   /* local helper: fetch the kernel source code, adjust it for specific PSO_.. kernel_type flavor,
    * then compile it into a MTLLibrary */
   auto fetch_and_compile_source = [&](int kernel_type) {
-    /* record the source uesd to compile this library, for hash building later */
+    /* Record the source used to compile this library, for hash building later. */
     string &source = source_used_for_compile[kernel_type];
 
     switch (kernel_type) {
@@ -925,7 +925,7 @@ void MetalDevice::tex_alloc(device_texture &mem)
     }
   }
 
-  /* optimise the texture for GPU access */
+  /* Optimize the texture for GPU access. */
   id<MTLCommandBuffer> commandBuffer = [mtlGeneralCommandQueue commandBuffer];
   id<MTLBlitCommandEncoder> blitCommandEncoder = [commandBuffer blitCommandEncoder];
   [blitCommandEncoder optimizeContentsForGPUAccess:mtlTexture];
diff --git a/intern/cycles/device/metal/kernel.h b/intern/cycles/device/metal/kernel.h
index d4941627fd8..4874af1bfa6 100644
--- a/intern/cycles/device/metal/kernel.h
+++ b/intern/cycles/device/metal/kernel.h
@@ -50,7 +50,7 @@ enum {
    */
   PSO_GENERIC,
 
-  /* A kernel that is relatively quick to compile, but is specialised for the
+  /* A kernel that is relatively quick to compile, but is specialized for the
    * scene being rendered. It only contains the functionality and even baked in
    * constants for values that means it needs to be recompiled whenever a
    * dependent setting is changed. The render performance of this kernel is
diff --git a/intern/cycles/device/metal/kernel.mm b/intern/cycles/device/metal/kernel.mm
index 9cbad10bf5a..f5c3adbce25 100644
--- a/intern/cycles/device/metal/kernel.mm
+++ b/intern/cycles/device/metal/kernel.mm
@@ -455,7 +455,7 @@ bool MetalDeviceKernels::load(MetalDevice *device, int kernel_type)
           return;
         }
 
-        /* Only specialise kernels where it can make an impact */
+        /* Only specialize kernels where it can make an impact. */
         if (kernel_type == PSO_SPECIALISED) {
           if (i < DEVICE_KERNEL_INTEGRATOR_INTERSECT_CLOSEST ||
               i > DEVICE_KERNEL_INTEGRATOR_MEGAKERNEL) {
diff --git a/intern/cycles/device/metal/queue.mm b/intern/cycles/device/metal/queue.mm
index 2545fa0f3b0..ced01e7b9b6 100644
--- a/intern/cycles/device/metal/queue.mm
+++ b/intern/cycles/device/metal/queue.mm
@@ -136,7 +136,7 @@ bool MetalDeviceQueue::enqueue(DeviceKernel kernel,
   arg_buffer_length += sizeof(KernelParamsMetal);
   arg_buffer_length = round_up(arg_buffer_length, 256);
 
-  /* Metal ancilliary bindless pointers */
+  /* Metal ancillary bindless pointers. */
   size_t metal_offsets = arg_buffer_length;
   arg_buffer_length += metal_device->mtlAncillaryArgEncoder.encodedLength;
   arg_buffer_length = round_up(arg_buffer_length, metal_device->mtlAncillaryArgEncoder.alignment);