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Cycles: Fix missing z-coordinate check in volume sampling

This commit is contained in:
Sergey Sharybin 2015-10-05 12:40:50 +05:00
parent b5ca4ee5b0
commit 5c0d68d687
1 changed files with 9 additions and 3 deletions
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12
intern/cycles/kernel/kernel_compat_cpu.h
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@ -279,7 +279,9 @@ template<typename T> struct texture_image {
iz = wrap_periodic(iz, depth);
break;
case EXTENSION_CLIP:
if (x < 0.0f || y < 0.0f || x > 1.0f || y > 1.0f) {
if (x < 0.0f || y < 0.0f || z < 0.0f ||
x > 1.0f || y > 1.0f || z > 1.0f)
{
return make_float4(0.0f, 0.0f, 0.0f, 0.0f);
}
/* Fall through. */
@ -308,7 +310,9 @@ template<typename T> struct texture_image {
niz = wrap_periodic(iz+1, depth);
break;
case EXTENSION_CLIP:
if (x < 0.0f || y < 0.0f || x > 1.0f || y > 1.0f) {
if (x < 0.0f || y < 0.0f || z < 0.0f ||
x > 1.0f || y > 1.0f || z > 1.0f)
{
return make_float4(0.0f, 0.0f, 0.0f, 0.0f);
}
/* Fall through. */
@ -363,7 +367,9 @@ template<typename T> struct texture_image {
nniz = wrap_periodic(iz+2, depth);
break;
case EXTENSION_CLIP:
if (x < 0.0f || y < 0.0f || x > 1.0f || y > 1.0f) {
if (x < 0.0f || y < 0.0f || z < 0.0f ||
x > 1.0f || y > 1.0f || z > 1.0f)
{
return make_float4(0.0f, 0.0f, 0.0f, 0.0f);
}
/* Fall through. */