82 lines
1.9 KiB
C++
82 lines
1.9 KiB
C++
/**
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This file is a part of our_dick
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Copyright (C) 2020 rexy712
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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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 Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "graphics/rbo.hpp"
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#include <utility> //swap, exchange
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namespace gfx{
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rbo::rbo(GLsizei width, GLsizei height, GLenum format, GLsizei samples):
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m_format(format),
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m_width(width),
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m_height(height)
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{
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glGenRenderbuffers(1, &m_buffer);
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bind();
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glRenderbufferStorageMultisample(GL_RENDERBUFFER, samples, m_format, m_width, m_height);
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unbind();
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}
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rbo::rbo(rbo&& r):
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m_buffer(std::exchange(r.m_buffer, 0)),
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m_format(r.m_format),
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m_width(r.m_width),
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m_height(r.m_height){}
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rbo::~rbo(){
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if(m_buffer)
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glDeleteRenderbuffers(1, &m_buffer);
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}
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rbo& rbo::operator=(rbo&& r){
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std::swap(m_buffer, r.m_buffer);
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m_format = r.m_format;
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m_width = r.m_width;
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m_height = r.m_height;
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return *this;
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}
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GLuint rbo::raw()const{
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return m_buffer;
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}
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void rbo::bind()const{
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glBindRenderbuffer(GL_RENDERBUFFER, m_buffer);
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}
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void rbo::unbind()const{
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glBindRenderbuffer(GL_RENDERBUFFER, 0);
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}
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void rbo::resize(GLsizei w, GLsizei h){
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*this = rbo(w, h, m_format);
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}
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void rbo::reformat(GLenum format){
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*this = rbo(m_width, m_height, format);
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}
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GLuint rbo::release(){
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return std::exchange(m_buffer, 0);
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}
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GLsizei rbo::get_width()const{
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return m_width;
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}
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GLsizei rbo::get_height()const{
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return m_height;
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}
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}
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