load material/surface index lookup arrays to the gpu and bind them to textures. also, forgot to include the gpu code for material/surface structures

1 files changed, 6 insertions, 0 deletions

diff --git a/src/kernel.cu b/src/kernel.cu
index c56bbe7..4d85f6e 100644
--- a/src/kernel.cu
+++ b/src/kernel.cu
@@ -14,6 +14,12 @@
 texture<float4, 1, cudaReadModeElementType> vertices;
 texture<uint4, 1, cudaReadModeElementType> triangles;
 
+/* material/surface index lookup for each triangle */
+texture<int, 1, cudaReadModeElementType> material1_index;
+texture<int, 1, cudaReadModeElementType> material2_index;
+texture<int, 1, cudaReadModeElementType> surface1_index;
+texture<int, 1, cudaReadModeElementType> surface2_index;
+
 /* lower/upper bounds for the bounding box associated with each node/leaf */
 texture<float4, 1, cudaReadModeElementType> upper_bounds;
 texture<float4, 1, cudaReadModeElementType> lower_bounds;