diff options
Diffstat (limited to 'intern/cycles/kernel/bvh/bvh_nodes.h')
| -rw-r--r-- | intern/cycles/kernel/bvh/bvh_nodes.h | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/intern/cycles/kernel/bvh/bvh_nodes.h b/intern/cycles/kernel/bvh/bvh_nodes.h index 74a9ebf14e4..6c33dad5426 100644 --- a/intern/cycles/kernel/bvh/bvh_nodes.h +++ b/intern/cycles/kernel/bvh/bvh_nodes.h @@ -52,8 +52,8 @@ ccl_device_forceinline int bvh_aligned_node_intersect(KernelGlobals *kg, float c0hiy = (node1.z - P.y) * idir.y; float c0loz = (node2.x - P.z) * idir.z; float c0hiz = (node2.z - P.z) * idir.z; - float c0min = max4(min(c0lox, c0hix), min(c0loy, c0hiy), min(c0loz, c0hiz), 0.0f); - float c0max = min4(max(c0lox, c0hix), max(c0loy, c0hiy), max(c0loz, c0hiz), t); + float c0min = max4(0.0f, min(c0lox, c0hix), min(c0loy, c0hiy), min(c0loz, c0hiz)); + float c0max = min4(t, max(c0lox, c0hix), max(c0loy, c0hiy), max(c0loz, c0hiz)); float c1lox = (node0.y - P.x) * idir.x; float c1hix = (node0.w - P.x) * idir.x; @@ -61,8 +61,8 @@ ccl_device_forceinline int bvh_aligned_node_intersect(KernelGlobals *kg, float c1hiy = (node1.w - P.y) * idir.y; float c1loz = (node2.y - P.z) * idir.z; float c1hiz = (node2.w - P.z) * idir.z; - float c1min = max4(min(c1lox, c1hix), min(c1loy, c1hiy), min(c1loz, c1hiz), 0.0f); - float c1max = min4(max(c1lox, c1hix), max(c1loy, c1hiy), max(c1loz, c1hiz), t); + float c1min = max4(0.0f, min(c1lox, c1hix), min(c1loy, c1hiy), min(c1loz, c1hiz)); + float c1max = min4(t, max(c1lox, c1hix), max(c1loy, c1hiy), max(c1loz, c1hiz)); dist[0] = c0min; dist[1] = c1min; @@ -101,8 +101,8 @@ ccl_device_forceinline int bvh_aligned_node_intersect_robust(KernelGlobals *kg, float c0hiy = (node1.z - P.y) * idir.y; float c0loz = (node2.x - P.z) * idir.z; float c0hiz = (node2.z - P.z) * idir.z; - float c0min = max4(min(c0lox, c0hix), min(c0loy, c0hiy), min(c0loz, c0hiz), 0.0f); - float c0max = min4(max(c0lox, c0hix), max(c0loy, c0hiy), max(c0loz, c0hiz), t); + float c0min = max4(0.0f, min(c0lox, c0hix), min(c0loy, c0hiy), min(c0loz, c0hiz)); + float c0max = min4(t, max(c0lox, c0hix), max(c0loy, c0hiy), max(c0loz, c0hiz)); float c1lox = (node0.y - P.x) * idir.x; float c1hix = (node0.w - P.x) * idir.x; @@ -110,8 +110,8 @@ ccl_device_forceinline int bvh_aligned_node_intersect_robust(KernelGlobals *kg, float c1hiy = (node1.w - P.y) * idir.y; float c1loz = (node2.y - P.z) * idir.z; float c1hiz = (node2.w - P.z) * idir.z; - float c1min = max4(min(c1lox, c1hix), min(c1loy, c1hiy), min(c1loz, c1hiz), 0.0f); - float c1max = min4(max(c1lox, c1hix), max(c1loy, c1hiy), max(c1loz, c1hiz), t); + float c1min = max4(0.0f, min(c1lox, c1hix), min(c1loy, c1hiy), min(c1loz, c1hiz)); + float c1max = min4(t, max(c1lox, c1hix), max(c1loy, c1hiy), max(c1loz, c1hiz)); if(difl != 0.0f) { float hdiff = 1.0f + difl; @@ -483,8 +483,8 @@ ccl_device_forceinline int bvh_unaligned_node_intersect(KernelGlobals *kg, ssef tfar_y = max(lower_y, upper_y); ssef tfar_z = max(lower_z, upper_z); - const ssef tnear = max4(tnear_x, tnear_y, tnear_z, isect_near); - const ssef tfar = min4(tfar_x, tfar_y, tfar_z, isect_far); + const ssef tnear = max4(isect_near, tnear_x, tnear_y, tnear_z); + const ssef tfar = min4(isect_far, tfar_x, tfar_y, tfar_z); sseb vmask = tnear <= tfar; dist[0] = tnear.f[0]; dist[1] = tnear.f[1]; @@ -545,8 +545,8 @@ ccl_device_forceinline int bvh_unaligned_node_intersect_robust(KernelGlobals *kg ssef tfar_y = max(lower_y, upper_y); ssef tfar_z = max(lower_z, upper_z); - const ssef tnear = max4(tnear_x, tnear_y, tnear_z, isect_near); - const ssef tfar = min4(tfar_x, tfar_y, tfar_z, isect_far); + const ssef tnear = max4(isect_near, tnear_x, tnear_y, tnear_z); + const ssef tfar = min4(isect_far, tfar_x, tfar_y, tfar_z); sseb vmask; if(difl != 0.0f) { const float round_down = 1.0f - difl; @@ -615,7 +615,7 @@ ccl_device_forceinline int bvh_node_intersect_robust(KernelGlobals *kg, const float3& P, const float3& dir, const ssef& isect_near, - const ssef& isect_far, + const ssef& isect_far, const ssef& tsplat, const ssef Psplat[3], const ssef idirsplat[3], |