107 lines
3.2 KiB
C++
107 lines
3.2 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright 2011, Blender Foundation.
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*/
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#include "COM_GlareBaseOperation.h"
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#include "BLI_math.h"
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namespace blender::compositor {
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GlareBaseOperation::GlareBaseOperation()
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{
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this->addInputSocket(DataType::Color);
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this->addOutputSocket(DataType::Color);
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this->m_settings = nullptr;
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flags.is_fullframe_operation = true;
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is_output_rendered_ = false;
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}
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void GlareBaseOperation::initExecution()
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{
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SingleThreadedOperation::initExecution();
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this->m_inputProgram = getInputSocketReader(0);
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}
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void GlareBaseOperation::deinitExecution()
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{
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this->m_inputProgram = nullptr;
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SingleThreadedOperation::deinitExecution();
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}
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MemoryBuffer *GlareBaseOperation::createMemoryBuffer(rcti *rect2)
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{
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MemoryBuffer *tile = (MemoryBuffer *)this->m_inputProgram->initializeTileData(rect2);
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rcti rect;
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rect.xmin = 0;
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rect.ymin = 0;
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rect.xmax = getWidth();
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rect.ymax = getHeight();
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MemoryBuffer *result = new MemoryBuffer(DataType::Color, rect);
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float *data = result->getBuffer();
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this->generateGlare(data, tile, this->m_settings);
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return result;
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}
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bool GlareBaseOperation::determineDependingAreaOfInterest(rcti * /*input*/,
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ReadBufferOperation *readOperation,
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rcti *output)
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{
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if (isCached()) {
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return false;
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}
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rcti newInput;
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newInput.xmax = this->getWidth();
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newInput.xmin = 0;
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newInput.ymax = this->getHeight();
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newInput.ymin = 0;
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return NodeOperation::determineDependingAreaOfInterest(&newInput, readOperation, output);
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}
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void GlareBaseOperation::get_area_of_interest(const int input_idx,
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const rcti &UNUSED(output_area),
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rcti &r_input_area)
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{
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BLI_assert(input_idx == 0);
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UNUSED_VARS_NDEBUG(input_idx);
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r_input_area.xmin = 0;
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r_input_area.xmax = this->getWidth();
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r_input_area.ymin = 0;
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r_input_area.ymax = this->getHeight();
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}
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void GlareBaseOperation::update_memory_buffer(MemoryBuffer *output,
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const rcti &UNUSED(area),
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Span<MemoryBuffer *> inputs)
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{
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if (!is_output_rendered_) {
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MemoryBuffer *input = inputs[0];
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const bool is_input_inflated = input->is_a_single_elem();
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if (is_input_inflated) {
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input = input->inflate();
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}
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this->generateGlare(output->getBuffer(), input, m_settings);
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is_output_rendered_ = true;
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if (is_input_inflated) {
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delete input;
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}
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}
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}
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} // namespace blender::compositor
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