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Cycles: Fix Extend image extension mode on OpenCL

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This commit is contained in:
Sergey Sharybin 2016-07-11 14:46:42 +02:00
parent cb3b19730c
commit b99f7a9b2a
1 changed files with 8 additions and 8 deletions
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16
intern/cycles/kernel/svm/svm_image.h
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@ -115,16 +115,16 @@ ccl_device float4 svm_image_texture(KernelGlobals *kg, int id, float x, float y,
nix = svm_image_texture_wrap_periodic(ix+1, width);
niy = svm_image_texture_wrap_periodic(iy+1, height);
}
else if(extension == EXTENSION_CLIP) {
if(x < 0.0f || y < 0.0f || x > 1.0f || y > 1.0f)
return make_float4(0.0f, 0.0f, 0.0f, 0.0f);
}
else { /* EXTENSION_EXTEND */
ix = svm_image_texture_wrap_clamp(ix, width);
iy = svm_image_texture_wrap_clamp(iy, height);
else {
if(extension == EXTENSION_CLIP) {
if(x < 0.0f || y < 0.0f || x > 1.0f || y > 1.0f) {
return make_float4(0.0f, 0.0f, 0.0f, 0.0f);
}
}
nix = svm_image_texture_wrap_clamp(ix+1, width);
niy = svm_image_texture_wrap_clamp(iy+1, height);
ix = svm_image_texture_wrap_clamp(ix, width);
iy = svm_image_texture_wrap_clamp(iy, height);
}
r = (1.0f - ty)*(1.0f - tx)*svm_image_texture_read(kg, id, offset + ix + iy*width);