/* * Adapted from code Copyright 2009-2010 NVIDIA Corporation * Modifications Copyright 2011, 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. */ /* 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 #define BVH_QSTACK_SIZE 384 #define BVH_NODE_SIZE 4 #define BVH_NODE_LEAF_SIZE 1 #define BVH_QNODE_SIZE 7 #define BVH_QNODE_LEAF_SIZE 1 #define TRI_NODE_SIZE 3 /* silly workaround for float extended precision that happens when compiling * without sse support on x86, it results in different results for float ops * that you would otherwise expect to compare correctly */ #if !defined(__i386__) || defined(__SSE__) #define NO_EXTENDED_PRECISION #else #define NO_EXTENDED_PRECISION volatile #endif #include "geom_attribute.h" #include "geom_object.h" #include "geom_triangle.h" #include "geom_triangle_intersect.h" #include "geom_motion_triangle.h" #include "geom_motion_curve.h" #include "geom_curve.h" #include "geom_volume.h" #include "geom_primitive.h" #include "geom_bvh.h"