Compositor: Full frame Box Mask node
Adds full frame implementation to this node operation. No functional changes. Reviewed By: jbakker Differential Revision: https://developer.blender.org/D11627
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@ -105,6 +105,64 @@ void BoxMaskOperation::executePixelSampled(float output[4], float x, float y, Pi
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}
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}
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void BoxMaskOperation::update_memory_buffer_partial(MemoryBuffer *output,
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const rcti &area,
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Span<MemoryBuffer *> inputs)
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{
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MaskFunc mask_func;
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switch (m_maskType) {
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case CMP_NODE_MASKTYPE_ADD:
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mask_func = [](const bool is_inside, const float *mask, const float *value) {
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return is_inside ? MAX2(mask[0], value[0]) : mask[0];
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};
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break;
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case CMP_NODE_MASKTYPE_SUBTRACT:
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mask_func = [](const bool is_inside, const float *mask, const float *value) {
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return is_inside ? CLAMPIS(mask[0] - value[0], 0, 1) : mask[0];
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};
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break;
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case CMP_NODE_MASKTYPE_MULTIPLY:
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mask_func = [](const bool is_inside, const float *mask, const float *value) {
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return is_inside ? mask[0] * value[0] : 0;
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};
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break;
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case CMP_NODE_MASKTYPE_NOT:
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mask_func = [](const bool is_inside, const float *mask, const float *value) {
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if (is_inside) {
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return mask[0] > 0.0f ? 0.0f : value[0];
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}
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return mask[0];
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};
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break;
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}
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apply_mask(output, area, inputs, mask_func);
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}
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void BoxMaskOperation::apply_mask(MemoryBuffer *output,
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const rcti &area,
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Span<MemoryBuffer *> inputs,
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MaskFunc mask_func)
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{
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const float op_w = this->getWidth();
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const float op_h = this->getHeight();
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const float half_w = this->m_data->width / 2.0f;
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const float half_h = this->m_data->height / 2.0f;
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for (BuffersIterator<float> it = output->iterate_with(inputs, area); !it.is_end(); ++it) {
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const float op_ry = it.y / op_h;
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const float dy = (op_ry - this->m_data->y) / m_aspectRatio;
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const float op_rx = it.x / op_w;
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const float dx = op_rx - this->m_data->x;
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const float rx = this->m_data->x + (m_cosine * dx + m_sine * dy);
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const float ry = this->m_data->y + (-m_sine * dx + m_cosine * dy);
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const bool inside = (rx > this->m_data->x - half_w && rx < this->m_data->x + half_w &&
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ry > this->m_data->y - half_h && ry < this->m_data->y + half_h);
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const float *mask = it.in(0);
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const float *value = it.in(1);
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*it.out = mask_func(inside, mask, value);
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}
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}
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void BoxMaskOperation::deinitExecution()
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{
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this->m_inputMask = nullptr;
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@ -18,12 +18,14 @@
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#pragma once
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#include "COM_NodeOperation.h"
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#include "COM_MultiThreadedOperation.h"
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namespace blender::compositor {
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class BoxMaskOperation : public NodeOperation {
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class BoxMaskOperation : public MultiThreadedOperation {
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private:
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using MaskFunc = std::function<float(bool is_inside, const float *mask, const float *value)>;
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/**
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* Cached reference to the inputProgram
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*/
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@ -64,6 +66,16 @@ class BoxMaskOperation : public NodeOperation {
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{
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this->m_maskType = maskType;
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}
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void update_memory_buffer_partial(MemoryBuffer *output,
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const rcti &area,
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Span<MemoryBuffer *> inputs) override;
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private:
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void apply_mask(MemoryBuffer *output,
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const rcti &area,
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Span<MemoryBuffer *> inputs,
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MaskFunc mask_func);
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};
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} // namespace blender::compositor
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