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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2011 Blender Foundation. */
#include "COM_VectorCurveOperation.h"
#include "BKE_colortools.h"
namespace blender::compositor {
VectorCurveOperation::VectorCurveOperation()
{
this->add_input_socket(DataType::Vector);
this->add_output_socket(DataType::Vector);
input_program_ = nullptr;
}
void VectorCurveOperation::init_execution()
{
CurveBaseOperation::init_execution();
input_program_ = this->get_input_socket_reader(0);
}
void VectorCurveOperation::execute_pixel_sampled(float output[4],
float x,
float y,
PixelSampler sampler)
{
float input[4];
input_program_->read_sampled(input, x, y, sampler);
BKE_curvemapping_evaluate_premulRGBF(curve_mapping_, output, input);
}
void VectorCurveOperation::deinit_execution()
{
CurveBaseOperation::deinit_execution();
input_program_ = nullptr;
}
void VectorCurveOperation::update_memory_buffer_partial(MemoryBuffer *output,
const rcti &area,
Span<MemoryBuffer *> inputs)
{
CurveMapping *curve_map = curve_mapping_;
for (BuffersIterator<float> it = output->iterate_with(inputs, area); !it.is_end(); ++it) {
BKE_curvemapping_evaluate_premulRGBF(curve_map, it.out, it.in(0));
}
}
} // namespace blender::compositor
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