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| author | Campbell Barton <ideasman42@gmail.com> | 2015-10-08 02:16:54 +0300 |
|---|---|---|
| committer | Campbell Barton <ideasman42@gmail.com> | 2015-10-08 02:16:54 +0300 |
| commit | 8918e089a5efed8aec0317ecad22efa68dabd6d3 (patch) | |
| tree | 11b849d8c16478755a14f98e6eb3cf9861320128 /source/blender/compositor | |
| parent | 27ff2be921e83015da52fbc91141d55f2cd2dc57 (diff) | |
Fix T46408: Transform (bicubic) ID channel fails
Diffstat (limited to 'source/blender/compositor')
| -rw-r--r-- | source/blender/compositor/operations/COM_IDMaskOperation.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/source/blender/compositor/operations/COM_IDMaskOperation.cpp b/source/blender/compositor/operations/COM_IDMaskOperation.cpp index a021f07d2a7..68e681c1326 100644 --- a/source/blender/compositor/operations/COM_IDMaskOperation.cpp +++ b/source/blender/compositor/operations/COM_IDMaskOperation.cpp @@ -38,7 +38,9 @@ void IDMaskOperation::executePixelSampled(float output[4], float x, float y, Pix float inputValue[4]; this->m_inputProgram->readSampled(inputValue, x, y, sampler); - const float a = (inputValue[0] == this->m_objectIndex) ? 1.0f : 0.0f; + /* 'round' since sampling may adjust value slightly. + * ID-mask input are originally integers too. */ + const float a = (roundf(inputValue[0]) == this->m_objectIndex) ? 1.0f : 0.0f; output[0] = a; } |