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Diffstat (limited to 'intern/cycles/kernel/bvh/types.h')
| -rw-r--r-- | intern/cycles/kernel/bvh/types.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/intern/cycles/kernel/bvh/types.h b/intern/cycles/kernel/bvh/types.h new file mode 100644 index 00000000000..6039e707fc3 --- /dev/null +++ b/intern/cycles/kernel/bvh/types.h @@ -0,0 +1,44 @@ +/* + * Copyright 2011-2013 Blender Foundation + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#pragma once + +CCL_NAMESPACE_BEGIN + +/* Don't inline intersect functions on GPU, this is faster */ +#ifdef __KERNEL_GPU__ +# define ccl_device_intersect ccl_device_forceinline +#else +# define ccl_device_intersect ccl_device_inline +#endif + +/* bottom-most stack entry, indicating the end of traversal */ +#define ENTRYPOINT_SENTINEL 0x76543210 + +/* 64 object BVH + 64 mesh BVH + 64 object node splitting */ +#define BVH_STACK_SIZE 192 +/* BVH intersection function variations */ + +#define BVH_MOTION 1 +#define BVH_HAIR 2 + +#define BVH_NAME_JOIN(x, y) x##_##y +#define BVH_NAME_EVAL(x, y) BVH_NAME_JOIN(x, y) +#define BVH_FUNCTION_FULL_NAME(prefix) BVH_NAME_EVAL(prefix, BVH_FUNCTION_NAME) + +#define BVH_FEATURE(f) (((BVH_FUNCTION_FEATURES) & (f)) != 0) + +CCL_NAMESPACE_END |