diff options
Diffstat (limited to 'source/blender/compositor/operations/COM_ReadBufferOperation.cpp')
| -rw-r--r-- | source/blender/compositor/operations/COM_ReadBufferOperation.cpp | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/source/blender/compositor/operations/COM_ReadBufferOperation.cpp b/source/blender/compositor/operations/COM_ReadBufferOperation.cpp index 03d41edda64..22820375831 100644 --- a/source/blender/compositor/operations/COM_ReadBufferOperation.cpp +++ b/source/blender/compositor/operations/COM_ReadBufferOperation.cpp @@ -27,6 +27,7 @@ ReadBufferOperation::ReadBufferOperation() : NodeOperation() { this->addOutputSocket(COM_DT_COLOR); + this->m_single_value = false; this->m_offset = 0; this->m_buffer = NULL; } @@ -47,11 +48,17 @@ void ReadBufferOperation::determineResolution(unsigned int resolution[2], unsign if (this->m_memoryProxy->getExecutor()) { this->m_memoryProxy->getExecutor()->setResolution(resolution); } + + m_single_value = operation->isSingleValue(); } } void ReadBufferOperation::executePixel(float output[4], float x, float y, PixelSampler sampler) { - if (sampler == COM_PS_NEAREST) { + if (m_single_value) { + /* write buffer has a single value stored at (0,0) */ + m_buffer->read(output, 0, 0); + } + else if (sampler == COM_PS_NEAREST) { m_buffer->read(output, x, y); } else { @@ -61,7 +68,13 @@ void ReadBufferOperation::executePixel(float output[4], float x, float y, PixelS void ReadBufferOperation::executePixel(float output[4], float x, float y, float dx, float dy, PixelSampler sampler) { - m_buffer->readEWA(output, x, y, dx, dy, sampler); + if (m_single_value) { + /* write buffer has a single value stored at (0,0) */ + m_buffer->read(output, 0, 0); + } + else { + m_buffer->readEWA(output, x, y, dx, dy, sampler); + } } bool ReadBufferOperation::determineDependingAreaOfInterest(rcti *input, ReadBufferOperation *readOperation, rcti *output) |