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Cycles: Cleanup and optimization comment update

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This commit is contained in:
Sergey Sharybin 2015-01-17 00:04:08 +05:00
parent eff2fe9a72
commit 09ac6cae09
2 changed files with 10 additions and 5 deletions
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7
intern/cycles/kernel/geom/geom_motion_curve.h
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@ -27,7 +27,12 @@ CCL_NAMESPACE_BEGIN
ccl_device_inline int find_attribute_curve_motion(KernelGlobals *kg, int object, uint id, AttributeElement *elem) ccl_device_inline int find_attribute_curve_motion(KernelGlobals *kg, int object, uint id, AttributeElement *elem)
{ {
/* todo: find a better (faster) solution for this, maybe store offset per object */ /* todo: find a better (faster) solution for this, maybe store offset per object.
*
* NOTE: currently it's not a bottleneck because in test scenes the loop below runs
* zero iterations and rendering is really slow with motion curves. For until other
* areas are speed up it's probably not so crucial to optimize this out.
*/
uint attr_offset = object*kernel_data.bvh.attributes_map_stride + ATTR_PRIM_CURVE; uint attr_offset = object*kernel_data.bvh.attributes_map_stride + ATTR_PRIM_CURVE;
uint4 attr_map = kernel_tex_fetch(__attributes_map, attr_offset); uint4 attr_map = kernel_tex_fetch(__attributes_map, attr_offset);