diff options
Diffstat (limited to 'intern/cycles/kernel/bvh/qbvh_nodes.h')
| -rw-r--r-- | intern/cycles/kernel/bvh/qbvh_nodes.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/intern/cycles/kernel/bvh/qbvh_nodes.h b/intern/cycles/kernel/bvh/qbvh_nodes.h index 6d22f0b0d6a..3036efd4198 100644 --- a/intern/cycles/kernel/bvh/qbvh_nodes.h +++ b/intern/cycles/kernel/bvh/qbvh_nodes.h @@ -126,8 +126,8 @@ ccl_device_inline int qbvh_aligned_node_intersect(KernelGlobals *ccl_restrict kg const sseb vmask = cast(tnear) > cast(tfar); int mask = (int)movemask(vmask)^0xf; #else - 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); const sseb vmask = tnear <= tfar; int mask = (int)movemask(vmask); #endif @@ -174,8 +174,8 @@ ccl_device_inline int qbvh_aligned_node_intersect_robust( const float round_down = 1.0f - difl; const float round_up = 1.0f + difl; - 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); const sseb vmask = round_down*tnear <= round_up*tfar; *dist = tnear; return (int)movemask(vmask); |