| /* San Angeles Observation OpenGL ES version example |
| * Copyright 2004-2005 Jetro Lauha |
| * All rights reserved. |
| * Web: http://iki.fi/jetro/ |
| * |
| * This source is free software; you can redistribute it and/or |
| * modify it under the terms of EITHER: |
| * (1) The GNU Lesser General Public License as published by the Free |
| * Software Foundation; either version 2.1 of the License, or (at |
| * your option) any later version. The text of the GNU Lesser |
| * General Public License is included with this source in the |
| * file LICENSE-LGPL.txt. |
| * (2) The BSD-style license that is included with this source in |
| * the file LICENSE-BSD.txt. |
| * |
| * This source 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 files |
| * LICENSE-LGPL.txt and LICENSE-BSD.txt for more details. |
| * |
| * $Id: importgl.h,v 1.4 2005/02/24 20:29:33 tonic Exp $ |
| * $Revision: 1.4 $ |
| */ |
| |
| #ifndef IMPORTGL_H_INCLUDED |
| #define IMPORTGL_H_INCLUDED |
| |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #include <GLES2/gl2.h> |
| #include <EGL/egl.h> |
| |
| /* Use DISABLE_IMPORTGL if you want to link the OpenGL ES at |
| * compile/link time and not import it dynamically runtime. |
| */ |
| #ifndef DISABLE_IMPORTGL |
| |
| |
| /* Dynamically fetches pointers to the egl & gl functions. |
| * Should be called once on application initialization. |
| * Returns non-zero on success and 0 on failure. |
| */ |
| extern int importGLInit(char *libGLES, char *libEGL); |
| |
| /* Frees the handle to egl & gl functions library. |
| */ |
| extern void importGLDeinit(); |
| |
| |
| #ifndef IMPORTGL_API |
| #define IMPORTGL_API extern |
| #endif |
| #ifndef IMPORTGL_FNPTRINIT |
| #define IMPORTGL_FNPTRINIT |
| #endif |
| |
| #define FNDEF(retType, funcName, args) \ |
| IMPORTGL_API retType (*funcPtr_##funcName) args IMPORTGL_FNPTRINIT;\ |
| typedef retType (*funcType_##funcName) args |
| |
| |
| FNDEF(EGLBoolean, eglBindAPI, (EGLenum api)); |
| FNDEF(EGLBoolean, eglChooseConfig, (EGLDisplay dpy, |
| const EGLint *attrib_list, |
| EGLConfig *configs, |
| EGLint config_size, |
| EGLint *num_config)); |
| FNDEF(EGLContext, eglCreateContext, (EGLDisplay dpy, |
| EGLConfig config, |
| EGLContext share_list, |
| const EGLint *attrib_list)); |
| FNDEF(EGLSurface, eglCreateWindowSurface, (EGLDisplay dpy, |
| EGLConfig config, |
| NativeWindowType window, |
| const EGLint *attrib_list)); |
| FNDEF(EGLBoolean, eglDestroyContext, (EGLDisplay dpy, EGLContext ctx)); |
| FNDEF(EGLBoolean, eglDestroySurface, (EGLDisplay dpy, EGLSurface surface)); |
| FNDEF(EGLBoolean, eglGetConfigAttrib, (EGLDisplay dpy, EGLConfig config, |
| EGLint attribute, EGLint *value)); |
| FNDEF(EGLBoolean, eglGetConfigs, (EGLDisplay dpy, EGLConfig *configs, |
| EGLint config_size, EGLint *num_config)); |
| FNDEF(EGLDisplay, eglGetDisplay, (NativeDisplayType display)); |
| FNDEF(EGLint, eglGetError, (void)); |
| FNDEF(EGLBoolean, eglInitialize, (EGLDisplay dpy, |
| EGLint *major, EGLint *minor)); |
| FNDEF(EGLBoolean, eglMakeCurrent, (EGLDisplay dpy, EGLSurface draw, |
| EGLSurface read, EGLContext ctx)); |
| FNDEF(EGLBoolean, eglSwapBuffers, (EGLDisplay dpy, EGLSurface draw)); |
| FNDEF(EGLBoolean, eglTerminate, (EGLDisplay dpy)); |
| |
| FNDEF(void, glAttachShader, (GLuint program, GLuint shader)); |
| FNDEF(void, glBindBuffer, (GLenum target, GLuint buffer)); |
| FNDEF(void, glBlendFunc, (GLenum sfactor, GLenum dfactor)); |
| FNDEF(void, glBufferData, (GLenum target, GLsizeiptr size, |
| const void* data, GLenum usage)); |
| FNDEF(void, glBufferSubData, (GLenum target, GLintptr offset, |
| GLsizeiptr size, const void* data)); |
| FNDEF(void, glClear, (GLbitfield mask)); |
| FNDEF(void, glClearColor, (GLclampf red, GLclampf green, GLclampf blue, |
| GLclampf alpha)); |
| FNDEF(void, glCompileShader, (GLuint shader)); |
| FNDEF(GLuint, glCreateProgram, (void)); |
| FNDEF(GLuint, glCreateShader, (GLenum type)); |
| FNDEF(void, glDeleteBuffers, (GLsizei n, const GLuint* buffers)); |
| FNDEF(void, glDeleteProgram, (GLuint program)); |
| FNDEF(void, glDeleteShader, (GLuint shader)); |
| FNDEF(void, glDisable, (GLenum cap)); |
| FNDEF(void, glDisableVertexAttribArray, (GLuint index)); |
| FNDEF(void, glDrawArrays, (GLenum mode, GLint first, GLsizei count)); |
| FNDEF(void, glEnable, (GLenum cap)); |
| FNDEF(void, glEnableVertexAttribArray, (GLuint index)); |
| FNDEF(void, glGenBuffers, (GLsizei n, GLuint* buffers)); |
| FNDEF(int, glGetAttribLocation, (GLuint program, const char* name)); |
| FNDEF(GLenum, glGetError, (void)); |
| FNDEF(void, glGetShaderiv, (GLuint shader, GLenum pname, GLint* params)); |
| FNDEF(void, glGetShaderInfoLog, (GLuint shader, GLsizei bufsize, |
| GLsizei* length, char* infolog)); |
| FNDEF(int, glGetUniformLocation, (GLuint program, const char* name)); |
| FNDEF(void, glLinkProgram, (GLuint program)); |
| FNDEF(void, glShaderSource, (GLuint shader, GLsizei count, |
| const char** string, const GLint* length)); |
| FNDEF(void, glUniform1f, (GLint location, GLfloat x)); |
| FNDEF(void, glUniform3fv, (GLint location, GLsizei count, const GLfloat* v)); |
| FNDEF(void, glUniform4fv, (GLint location, GLsizei count, const GLfloat* v)); |
| FNDEF(void, glUniformMatrix3fv, (GLint location, GLsizei count, |
| GLboolean transpose, const GLfloat* value)); |
| FNDEF(void, glUniformMatrix4fv, (GLint location, GLsizei count, |
| GLboolean transpose, const GLfloat* value)); |
| FNDEF(void, glUseProgram, (GLuint program)); |
| FNDEF(void, glVertexAttribPointer, (GLuint indx, GLint size, GLenum type, |
| GLboolean normalized, GLsizei stride, |
| const void* ptr)); |
| FNDEF(void, glViewport, (GLint x, GLint y, GLsizei width, GLsizei height)); |
| |
| #undef FN |
| #define FNPTR(name) funcPtr_##name |
| |
| #ifndef IMPORTGL_NO_FNPTR_DEFS |
| |
| // Redirect egl* and gl* function calls to funcPtr_egl* and funcPtr_gl*. |
| |
| #define eglBindAPI FNPTR(eglBindAPI) |
| #define eglChooseConfig FNPTR(eglChooseConfig) |
| #define eglCreateContext FNPTR(eglCreateContext) |
| #define eglCreateWindowSurface FNPTR(eglCreateWindowSurface) |
| #define eglDestroyContext FNPTR(eglDestroyContext) |
| #define eglDestroySurface FNPTR(eglDestroySurface) |
| #define eglGetConfigAttrib FNPTR(eglGetConfigAttrib) |
| #define eglGetConfigs FNPTR(eglGetConfigs) |
| #define eglGetDisplay FNPTR(eglGetDisplay) |
| #define eglGetError FNPTR(eglGetError) |
| #define eglInitialize FNPTR(eglInitialize) |
| #define eglMakeCurrent FNPTR(eglMakeCurrent) |
| #define eglSwapBuffers FNPTR(eglSwapBuffers) |
| #define eglTerminate FNPTR(eglTerminate) |
| |
| #define glAttachShader FNPTR(glAttachShader) |
| #define glBindBuffer FNPTR(glBindBuffer) |
| #define glBlendFunc FNPTR(glBlendFunc) |
| #define glBufferData FNPTR(glBufferData) |
| #define glBufferSubData FNPTR(glBufferSubData) |
| #define glClear FNPTR(glClear) |
| #define glClearColor FNPTR(glClearColor) |
| #define glCompileShader FNPTR(glCompileShader) |
| #define glCreateProgram FNPTR(glCreateProgram) |
| #define glCreateShader FNPTR(glCreateShader) |
| #define glDeleteBuffers FNPTR(glDeleteBuffers) |
| #define glDeleteProgram FNPTR(glDeleteProgram) |
| #define glDeleteShader FNPTR(glDeleteShader) |
| #define glDisable FNPTR(glDisable) |
| #define glDisableVertexAttribArray FNPTR(glDisableVertexAttribArray) |
| #define glDrawArrays FNPTR(glDrawArrays) |
| #define glEnable FNPTR(glEnable) |
| #define glEnableVertexAttribArray FNPTR(glEnableVertexAttribArray) |
| #define glGenBuffers FNPTR(glGenBuffers) |
| #define glGetAttribLocation FNPTR(glGetAttribLocation) |
| #define glGetError FNPTR(glGetError) |
| #define glGetShaderiv FNPTR(glGetShaderiv) |
| #define glGetShaderInfoLog FNPTR(glGetShaderInfoLog) |
| #define glGetUniformLocation FNPTR(glGetUniformLocation) |
| |
| #define glLinkProgram FNPTR(glLinkProgram) |
| #define glShaderSource FNPTR(glShaderSource) |
| #define glUniform1f FNPTR(glUniform1f) |
| #define glUniform3fv FNPTR(glUniform3fv) |
| #define glUniform4fv FNPTR(glUniform4fv) |
| #define glUniformMatrix3fv FNPTR(glUniformMatrix3fv) |
| #define glUniformMatrix4fv FNPTR(glUniformMatrix4fv) |
| #define glUseProgram FNPTR(glUseProgram) |
| #define glViewport FNPTR(glViewport) |
| #define glVertexAttribPointer FNPTR(glVertexAttribPointer) |
| |
| #endif // !IMPORTGL_NO_FNPTR_DEFS |
| |
| |
| #endif // !DISABLE_IMPORTGL |
| |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| |
| #endif // !IMPORTGL_H_INCLUDED |
