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OpenGL.hh
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OpenGL.hh
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/*
* ozEngine - OpenZone Engine Library.
*
* Copyright © 2002-2013 Davorin Učakar
*
* This software is provided 'as-is', without any express or implied warranty.
* In no event will the authors be held liable for any damages arising from
* the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software in
* a product, an acknowledgement in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*/
/**
* @file ozEngine/OpenGL.hh
*/
#pragma once
#include "common.hh"
#ifdef OZ_GLES
# include <GLES2/gl2.h>
#else
# define GL_GLEXT_PROTOTYPES
# include <SDL_opengl.h>
#endif
// Floating-point texture formats.
#ifndef GL_VERSION_3_0
# define GL_RGBA32F 0x8814
# define GL_RGB32F 0x8815
# define GL_RGBA16F 0x881A
# define GL_RGB16F 0x881B
#endif
// S3 texture compression formats.
#ifndef GL_EXT_texture_compression_s3tc
# define GL_EXT_texture_compression_s3tc
# define GL_COMPRESSED_RGB_S3TC_DXT1_EXT 0x83F0
# define GL_COMPRESSED_RGBA_S3TC_DXT1_EXT 0x83F1
# define GL_COMPRESSED_RGBA_S3TC_DXT3_EXT 0x83F2
# define GL_COMPRESSED_RGBA_S3TC_DXT5_EXT 0x83F3
#endif
namespace oz
{
#ifdef _WIN32
extern OZ_DL_DECLARE( glUniform1i );
extern OZ_DL_DECLARE( glUniform2i );
extern OZ_DL_DECLARE( glUniform3i );
extern OZ_DL_DECLARE( glUniform4i );
extern OZ_DL_DECLARE( glUniform1iv );
extern OZ_DL_DECLARE( glUniform2iv );
extern OZ_DL_DECLARE( glUniform3iv );
extern OZ_DL_DECLARE( glUniform4iv );
extern OZ_DL_DECLARE( glUniform1f );
extern OZ_DL_DECLARE( glUniform2f );
extern OZ_DL_DECLARE( glUniform3f );
extern OZ_DL_DECLARE( glUniform4f );
extern OZ_DL_DECLARE( glUniform1fv );
extern OZ_DL_DECLARE( glUniform2fv );
extern OZ_DL_DECLARE( glUniform3fv );
extern OZ_DL_DECLARE( glUniform4fv );
extern OZ_DL_DECLARE( glUniformMatrix2fv );
extern OZ_DL_DECLARE( glUniformMatrix3fv );
extern OZ_DL_DECLARE( glUniformMatrix4fv );
extern OZ_DL_DECLARE( glEnableVertexAttribArray );
extern OZ_DL_DECLARE( glVertexAttribPointer );
extern OZ_DL_DECLARE( glDrawRangeElements );
extern OZ_DL_DECLARE( glGenBuffers );
extern OZ_DL_DECLARE( glDeleteBuffers );
extern OZ_DL_DECLARE( glBindBuffer );
extern OZ_DL_DECLARE( glBufferData );
extern OZ_DL_DECLARE( glMapBuffer );
extern OZ_DL_DECLARE( glUnmapBuffer );
extern OZ_DL_DECLARE( glCreateShader );
extern OZ_DL_DECLARE( glDeleteShader );
extern OZ_DL_DECLARE( glShaderSource );
extern OZ_DL_DECLARE( glCompileShader );
extern OZ_DL_DECLARE( glGetShaderiv );
extern OZ_DL_DECLARE( glGetShaderInfoLog );
extern OZ_DL_DECLARE( glCreateProgram );
extern OZ_DL_DECLARE( glDeleteProgram );
extern OZ_DL_DECLARE( glAttachShader );
extern OZ_DL_DECLARE( glDetachShader );
extern OZ_DL_DECLARE( glLinkProgram );
extern OZ_DL_DECLARE( glGetProgramiv );
extern OZ_DL_DECLARE( glGetProgramInfoLog );
extern OZ_DL_DECLARE( glGetUniformLocation );
extern OZ_DL_DECLARE( glBindAttribLocation );
extern OZ_DL_DECLARE( glUseProgram );
extern OZ_DL_DECLARE( glActiveTexture );
extern OZ_DL_DECLARE( glCompressedTexImage2D );
extern OZ_DL_DECLARE( glGetCompressedTexImage );
extern OZ_DL_DECLARE( glGenerateMipmapEXT );
extern OZ_DL_DECLARE( glGenRenderbuffersEXT );
extern OZ_DL_DECLARE( glDeleteRenderbuffersEXT );
extern OZ_DL_DECLARE( glBindRenderbufferEXT );
extern OZ_DL_DECLARE( glRenderbufferStorageEXT );
extern OZ_DL_DECLARE( glGenFramebuffersEXT );
extern OZ_DL_DECLARE( glDeleteFramebuffersEXT );
extern OZ_DL_DECLARE( glBindFramebufferEXT );
extern OZ_DL_DECLARE( glFramebufferRenderbufferEXT );
extern OZ_DL_DECLARE( glFramebufferTexture2DEXT );
extern OZ_DL_DECLARE( glCheckFramebufferStatusEXT );
#endif
#ifdef NDEBUG
# define OZ_GL_CHECK_ERROR() void( 0 )
#else
# define OZ_GL_CHECK_ERROR() oz::client::glCheckError( __PRETTY_FUNCTION__, __FILE__, __LINE__ )
void glCheckError( const char* function, const char* file, int line );
#endif
void glInit();
}