diff options
Diffstat (limited to 'source/blender/compositor/operations/COM_ZCombineOperation.cc')
| -rw-r--r-- | source/blender/compositor/operations/COM_ZCombineOperation.cc | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_ZCombineOperation.cc b/source/blender/compositor/operations/COM_ZCombineOperation.cc index 9d3ca7e736e..7050c3b2d83 100644 --- a/source/blender/compositor/operations/COM_ZCombineOperation.cc +++ b/source/blender/compositor/operations/COM_ZCombineOperation.cc @@ -33,6 +33,7 @@ ZCombineOperation::ZCombineOperation() this->m_depth1Reader = nullptr; this->m_image2Reader = nullptr; this->m_depth2Reader = nullptr; + this->flags.can_be_constant = true; } void ZCombineOperation::initExecution() @@ -60,6 +61,19 @@ void ZCombineOperation::executePixelSampled(float output[4], this->m_image2Reader->readSampled(output, x, y, sampler); } } + +void ZCombineOperation::update_memory_buffer_partial(MemoryBuffer *output, + const rcti &area, + Span<MemoryBuffer *> inputs) +{ + for (BuffersIterator<float> it = output->iterate_with(inputs, area); !it.is_end(); ++it) { + const float depth1 = *it.in(1); + const float depth2 = *it.in(3); + const float *color = (depth1 < depth2) ? it.in(0) : it.in(2); + copy_v4_v4(it.out, color); + } +} + void ZCombineAlphaOperation::executePixelSampled(float output[4], float x, float y, @@ -88,6 +102,32 @@ void ZCombineAlphaOperation::executePixelSampled(float output[4], output[3] = MAX2(color1[3], color2[3]); } +void ZCombineAlphaOperation::update_memory_buffer_partial(MemoryBuffer *output, + const rcti &area, + Span<MemoryBuffer *> inputs) +{ + for (BuffersIterator<float> it = output->iterate_with(inputs, area); !it.is_end(); ++it) { + const float depth1 = *it.in(1); + const float depth2 = *it.in(3); + const float *color1; + const float *color2; + if (depth1 <= depth2) { + color1 = it.in(0); + color2 = it.in(2); + } + else { + color1 = it.in(2); + color2 = it.in(0); + } + const float fac = color1[3]; + const float ifac = 1.0f - fac; + it.out[0] = fac * color1[0] + ifac * color2[0]; + it.out[1] = fac * color1[1] + ifac * color2[1]; + it.out[2] = fac * color1[2] + ifac * color2[2]; + it.out[3] = MAX2(color1[3], color2[3]); + } +} + void ZCombineOperation::deinitExecution() { this->m_image1Reader = nullptr; @@ -132,6 +172,18 @@ void ZCombineMaskOperation::executePixelSampled(float output[4], interp_v4_v4v4(output, color1, color2, 1.0f - mask[0]); } +void ZCombineMaskOperation::update_memory_buffer_partial(MemoryBuffer *output, + const rcti &area, + Span<MemoryBuffer *> inputs) +{ + for (BuffersIterator<float> it = output->iterate_with(inputs, area); !it.is_end(); ++it) { + const float mask = *it.in(0); + const float *color1 = it.in(1); + const float *color2 = it.in(2); + interp_v4_v4v4(it.out, color1, color2, 1.0f - mask); + } +} + void ZCombineMaskAlphaOperation::executePixelSampled(float output[4], float x, float y, @@ -154,6 +206,24 @@ void ZCombineMaskAlphaOperation::executePixelSampled(float output[4], output[3] = MAX2(color1[3], color2[3]); } +void ZCombineMaskAlphaOperation::update_memory_buffer_partial(MemoryBuffer *output, + const rcti &area, + Span<MemoryBuffer *> inputs) +{ + for (BuffersIterator<float> it = output->iterate_with(inputs, area); !it.is_end(); ++it) { + const float mask = *it.in(0); + const float *color1 = it.in(1); + const float *color2 = it.in(2); + const float fac = (1.0f - mask) * (1.0f - color1[3]) + mask * color2[3]; + const float mfac = 1.0f - fac; + + it.out[0] = color1[0] * mfac + color2[0] * fac; + it.out[1] = color1[1] * mfac + color2[1] * fac; + it.out[2] = color1[2] * mfac + color2[2] * fac; + it.out[3] = MAX2(color1[3], color2[3]); + } +} + void ZCombineMaskOperation::deinitExecution() { this->m_image1Reader = nullptr; |