Cleanup: spelling

3 files changed, 5 insertions, 5 deletions

diff --git a/intern/cycles/device/device_multi.cpp b/intern/cycles/device/device_multi.cpp
index 020b9e10e60..fd14bbdccc5 100644
--- a/intern/cycles/device/device_multi.cpp
+++ b/intern/cycles/device/device_multi.cpp
@@ -396,8 +396,8 @@ class MultiDevice : public Device {
     size_t existing_size = mem.device_size;
 
     /* This is a hack to only allocate the tile buffers on denoising devices
-     * Similarily the tile buffers also need to be allocated separately on all devices so any
-     * overlap rendered for denoising does not interfer with each other */
+     * Similarly the tile buffers also need to be allocated separately on all devices so any
+     * overlap rendered for denoising does not interfere with each other */
     if (strcmp(mem.name, "RenderBuffers") == 0) {
       vector<device_ptr> device_pointers;
       device_pointers.reserve(devices.size());
diff --git a/intern/cycles/kernel/geom/geom_curve_intersect.h b/intern/cycles/kernel/geom/geom_curve_intersect.h
index 86f7f246c6e..c04dbee52cc 100644
--- a/intern/cycles/kernel/geom/geom_curve_intersect.h
+++ b/intern/cycles/kernel/geom/geom_curve_intersect.h
@@ -20,7 +20,7 @@ CCL_NAMESPACE_BEGIN
 /* Curve primitive intersection functions.
  *
  * The code here was adapted from curve_intersector_sweep.h in Embree, to get
- * an exact match betwee Embree CPU ray-tracing and our GPU ray-tracing. */
+ * an exact match between Embree CPU ray-tracing and our GPU ray-tracing. */
 
 #define CURVE_NUM_BEZIER_SUBDIVISIONS 3
 #define CURVE_NUM_BEZIER_SUBDIVISIONS_UNSTABLE (CURVE_NUM_BEZIER_SUBDIVISIONS + 1)
@@ -176,7 +176,7 @@ ccl_device bool curve_intersect_iterative(const float3 ray_dir,
 {
   const float length_ray_dir = len(ray_dir);
 
-  /* Error of curve evaluations is propertional to largest coordinate. */
+  /* Error of curve evaluations is proportional to largest coordinate. */
   const float4 box_min = min(min(curve[0], curve[1]), min(curve[2], curve[3]));
   const float4 box_max = max(min(curve[0], curve[1]), max(curve[2], curve[3]));
   const float4 box_abs = max(fabs(box_min), fabs(box_max));
diff --git a/intern/cycles/render/object.cpp b/intern/cycles/render/object.cpp
index 405af57effc..c45ae5553a8 100644
--- a/intern/cycles/render/object.cpp
+++ b/intern/cycles/render/object.cpp
@@ -594,7 +594,7 @@ void ObjectManager::device_update_transforms(DeviceScene *dscene, Scene *scene,
     numparticles += psys->particles.size();
   }
 
-  /* Parallel object update, with grain size to avoid too much threadng overhead
+  /* Parallel object update, with grain size to avoid too much threading overhead
    * for individual objects. */
   static const int OBJECTS_PER_TASK = 32;
   parallel_for(blocked_range<size_t>(0, scene->objects.size(), OBJECTS_PER_TASK),