Manuel Castilla
1c42d4930a
To convert old code to the current convention and use a single code style.
85 lines
3.0 KiB
C++
85 lines
3.0 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_SplitOperation.h"
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namespace blender::compositor {
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SplitOperation::SplitOperation()
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{
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this->add_input_socket(DataType::Color);
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this->add_input_socket(DataType::Color);
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this->add_output_socket(DataType::Color);
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image1Input_ = nullptr;
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image2Input_ = nullptr;
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}
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void SplitOperation::init_execution()
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{
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/* When initializing the tree during initial load the width and height can be zero. */
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image1Input_ = get_input_socket_reader(0);
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image2Input_ = get_input_socket_reader(1);
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}
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void SplitOperation::deinit_execution()
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{
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image1Input_ = nullptr;
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image2Input_ = nullptr;
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}
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void SplitOperation::execute_pixel_sampled(float output[4],
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float x,
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float y,
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PixelSampler /*sampler*/)
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{
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int perc = x_split_ ? split_percentage_ * this->get_width() / 100.0f :
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split_percentage_ * this->get_height() / 100.0f;
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bool image1 = x_split_ ? x > perc : y > perc;
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if (image1) {
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image1Input_->read_sampled(output, x, y, PixelSampler::Nearest);
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}
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else {
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image2Input_->read_sampled(output, x, y, PixelSampler::Nearest);
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}
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}
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void SplitOperation::determine_canvas(const rcti &preferred_area, rcti &r_area)
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{
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rcti unused_area;
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const bool determined = this->get_input_socket(0)->determine_canvas(COM_AREA_NONE, unused_area);
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this->set_canvas_input_index(determined ? 0 : 1);
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NodeOperation::determine_canvas(preferred_area, r_area);
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}
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void SplitOperation::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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const int percent = x_split_ ? split_percentage_ * this->get_width() / 100.0f :
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split_percentage_ * this->get_height() / 100.0f;
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const size_t elem_bytes = COM_data_type_bytes_len(get_output_socket()->get_data_type());
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for (BuffersIterator<float> it = output->iterate_with(inputs, area); !it.is_end(); ++it) {
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const bool is_image1 = x_split_ ? it.x > percent : it.y > percent;
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memcpy(it.out, it.in(is_image1 ? 0 : 1), elem_bytes);
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}
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}
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} // namespace blender::compositor
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