107 lines
3.0 KiB
C
107 lines
3.0 KiB
C
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/*
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* This file is part of the Colobot: Gold Edition source code
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* Copyright (C) 2001-2021, Daniel Roux, EPSITEC SA & TerranovaTeam
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* http://epsitec.ch; http://colobot.info; http://github.com/colobot
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*
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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 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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*
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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.
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* See the 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, see http://gnu.org/licenses
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*/
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#pragma once
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// config.h must be included first
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#include "common/config.h"
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#include <GL/glew.h>
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#include <glm/glm.hpp>
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#include <string>
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#include <memory>
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#include <vector>
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struct SDL_Surface;
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class CImage;
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struct ImageData;
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// Graphics module namespace
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namespace Gfx
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{
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class CDevice;
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class CFrameBufferPixels;
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struct DeviceConfig;
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enum class PrimitiveType : unsigned char;
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enum class Type : unsigned char;
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enum class TextureFormat : unsigned char;
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bool InitializeGLEW();
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//! Creates OpenGL device
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std::unique_ptr<CDevice> CreateDevice(const DeviceConfig &config, const std::string& name);
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//! Returns OpenGL version
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// \return First digit is major part, second digit is minor part.
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int GetOpenGLVersion();
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//! Returns OpenGL version
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// \return First digit is major part, second digit is minor part.
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int GetOpenGLVersion(int &major, int &minor);
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//! Checks if extensions in space-delimited list are supported
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// \return true if all extensions are supported
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bool AreExtensionsSupported(std::string list);
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//! Returns information about graphics card
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std::string GetHardwareInfo(bool full = false);
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//! Clears OpenGL errors
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int ClearGLErrors();
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//! Checks for OpenGL errors
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bool CheckGLErrors();
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//! Translate Gfx primitive type to OpenGL primitive type
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GLenum TranslateGfxPrimitive(PrimitiveType type);
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bool InPlane(glm::vec3 normal, float originPlane, glm::vec3 center, float radius);
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GLenum TranslateType(Type type);
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std::string GetLastShaderError();
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std::string LoadSource(const std::string& path);
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GLint CreateShader(GLint type, const std::vector<std::string>& sources);
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GLint LoadShader(GLint type, const char* filename);
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GLint LinkProgram(int count, const GLint* shaders);
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GLint LinkProgram(const std::vector<GLint>& shaders);
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// TODO: Moved this here temporarily only to remove code duplication in CGLDeviceXX
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struct PreparedTextureData
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{
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SDL_Surface* actualSurface = nullptr;
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SDL_Surface* convertedSurface = nullptr;
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GLenum sourceFormat = 0;
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bool alpha = false;
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};
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PreparedTextureData PrepareTextureData(ImageData* imageData, TextureFormat format);
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std::unique_ptr<CFrameBufferPixels> GetGLFrameBufferPixels(const glm::ivec2& size);
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} // namespace Gfx
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