diff options
Diffstat (limited to 'intern/cycles/kernel/geom/triangle_intersect.h')
| -rw-r--r-- | intern/cycles/kernel/geom/triangle_intersect.h | 32 |
1 files changed, 17 insertions, 15 deletions
diff --git a/intern/cycles/kernel/geom/triangle_intersect.h b/intern/cycles/kernel/geom/triangle_intersect.h index fe531e6868a..f968e537cfa 100644 --- a/intern/cycles/kernel/geom/triangle_intersect.h +++ b/intern/cycles/kernel/geom/triangle_intersect.h @@ -17,23 +17,24 @@ ccl_device_inline bool triangle_intersect(KernelGlobals kg, ccl_private Intersection *isect, float3 P, float3 dir, + float tmin, float tmax, uint visibility, int object, int prim, int prim_addr) { - const uint tri_vindex = kernel_tex_fetch(__tri_vindex, prim).w; - const float3 tri_a = kernel_tex_fetch(__tri_verts, tri_vindex + 0), - tri_b = kernel_tex_fetch(__tri_verts, tri_vindex + 1), - tri_c = kernel_tex_fetch(__tri_verts, tri_vindex + 2); + const uint tri_vindex = kernel_data_fetch(tri_vindex, prim).w; + const float3 tri_a = kernel_data_fetch(tri_verts, tri_vindex + 0), + tri_b = kernel_data_fetch(tri_verts, tri_vindex + 1), + tri_c = kernel_data_fetch(tri_verts, tri_vindex + 2); float t, u, v; - if (ray_triangle_intersect(P, dir, tmax, tri_a, tri_b, tri_c, &u, &v, &t)) { + if (ray_triangle_intersect(P, dir, tmin, tmax, tri_a, tri_b, tri_c, &u, &v, &t)) { #ifdef __VISIBILITY_FLAG__ /* Visibility flag test. we do it here under the assumption * that most triangles are culled by node flags. */ - if (kernel_tex_fetch(__prim_visibility, prim_addr) & visibility) + if (kernel_data_fetch(prim_visibility, prim_addr) & visibility) #endif { isect->object = object; @@ -62,16 +63,17 @@ ccl_device_inline bool triangle_intersect_local(KernelGlobals kg, int object, int prim, int prim_addr, + float tmin, float tmax, ccl_private uint *lcg_state, int max_hits) { - const uint tri_vindex = kernel_tex_fetch(__tri_vindex, prim).w; - const float3 tri_a = kernel_tex_fetch(__tri_verts, tri_vindex + 0), - tri_b = kernel_tex_fetch(__tri_verts, tri_vindex + 1), - tri_c = kernel_tex_fetch(__tri_verts, tri_vindex + 2); + const uint tri_vindex = kernel_data_fetch(tri_vindex, prim).w; + const float3 tri_a = kernel_data_fetch(tri_verts, tri_vindex + 0), + tri_b = kernel_data_fetch(tri_verts, tri_vindex + 1), + tri_c = kernel_data_fetch(tri_verts, tri_vindex + 2); float t, u, v; - if (!ray_triangle_intersect(P, dir, tmax, tri_a, tri_b, tri_c, &u, &v, &t)) { + if (!ray_triangle_intersect(P, dir, tmin, tmax, tri_a, tri_b, tri_c, &u, &v, &t)) { return false; } @@ -139,10 +141,10 @@ ccl_device_inline float3 triangle_point_from_uv(KernelGlobals kg, const float u, const float v) { - const uint tri_vindex = kernel_tex_fetch(__tri_vindex, isect_prim).w; - const packed_float3 tri_a = kernel_tex_fetch(__tri_verts, tri_vindex + 0), - tri_b = kernel_tex_fetch(__tri_verts, tri_vindex + 1), - tri_c = kernel_tex_fetch(__tri_verts, tri_vindex + 2); + const uint tri_vindex = kernel_data_fetch(tri_vindex, isect_prim).w; + const packed_float3 tri_a = kernel_data_fetch(tri_verts, tri_vindex + 0), + tri_b = kernel_data_fetch(tri_verts, tri_vindex + 1), + tri_c = kernel_data_fetch(tri_verts, tri_vindex + 2); float w = 1.0f - u - v; float3 P = u * tri_a + v * tri_b + w * tri_c; |