39 lines
736 B
C++
39 lines
736 B
C++
/* SPDX-FileCopyrightText: 2011 Blender Foundation
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0-or-later */
|
|
|
|
#pragma once
|
|
|
|
#include "COM_MixOperation.h"
|
|
|
|
namespace blender::compositor {
|
|
|
|
/**
|
|
* this program converts an input color to an output value.
|
|
* it assumes we are in sRGB color space.
|
|
*/
|
|
class AlphaOverMixedOperation : public MixBaseOperation {
|
|
private:
|
|
float x_;
|
|
|
|
public:
|
|
/**
|
|
* Default constructor
|
|
*/
|
|
AlphaOverMixedOperation();
|
|
|
|
/**
|
|
* The inner loop of this operation.
|
|
*/
|
|
void execute_pixel_sampled(float output[4], float x, float y, PixelSampler sampler) override;
|
|
|
|
void setX(float x)
|
|
{
|
|
x_ = x;
|
|
}
|
|
|
|
void update_memory_buffer_row(PixelCursor &p) override;
|
|
};
|
|
|
|
} // namespace blender::compositor
|