/* * This file is part of the Colobot: Gold Edition source code * Copyright (C) 2001-2023, Daniel Roux, EPSITEC SA & TerranovaTeam * http://epsitec.ch; http://colobot.info; http://github.com/colobot * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * See the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see http://gnu.org/licenses */ #pragma once #include "graphics/core/framebuffer.h" #include "graphics/opengl33/glutil.h" namespace Gfx { /** * \class CGLFramebuffer * \brief Implementation of CFramebuffer interface in OpenGL 3.0+ * * Provides the concrete implementation of core framebuffers. * Can be used in OpenGL 3.0+ and with ARB_framebuffer_object supported. */ class CGLFramebuffer : public CFramebuffer { protected: FramebufferParams m_params; int m_width, m_height, m_depth, m_samples; GLuint m_fbo; GLuint m_colorRenderbuffer; GLuint m_colorTexture; GLuint m_depthRenderbuffer; GLuint m_depthTexture; static GLuint m_currentFBO; public: CGLFramebuffer(const FramebufferParams& params); bool Create() override; void Destroy() override; bool IsDefault() override; int GetWidth() override; int GetHeight() override; int GetDepth() override; int GetSamples() override; int GetColorTexture() override; int GetDepthTexture() override; void Bind() override; void Unbind() override; void CopyToScreen(int fromX, int fromY, int fromWidth, int fromHeight, int toX, int toY, int toWidth, int toHeight) override; }; /** * \class CGLFramebuffer * \brief Implementation of CFramebuffer interface in legacy OpenGL * * Provides the concrete implementation of extension framebuffers. * Can be used with EXT_framebuffer_object supported. */ class CGLFramebufferEXT : public CFramebuffer { protected: FramebufferParams m_params; int m_width, m_height, m_depth, m_samples; GLuint m_fbo; GLuint m_colorRenderbuffer; GLuint m_colorTexture; GLuint m_depthRenderbuffer; GLuint m_depthTexture; static GLuint m_currentFBO; public: CGLFramebufferEXT(const FramebufferParams& params); bool Create() override; void Destroy() override; bool IsDefault() override; int GetWidth() override; int GetHeight() override; int GetDepth() override; int GetSamples() override; int GetColorTexture() override; int GetDepthTexture() override; void Bind() override; void Unbind() override; void CopyToScreen(int fromX, int fromY, int fromWidth, int fromHeight, int toX, int toY, int toWidth, int toHeight) override; }; } // end of Gfx