--- /dev/null
+/******************************************************************************
+ * Arachnoid Graphics Plugin for Mupen64Plus
+ * http://bitbucket.org/wahrhaft/mupen64plus-video-arachnoid/
+ *
+ * Copyright (C) 2009 Jon Ring
+ *
+ * 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 2
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *****************************************************************************/
+#ifndef OPENGL_H
+#define OPENGL_H
+
+#ifndef WIN32
+ #define GL_GLEXT_PROTOTYPES
+#endif
+#if defined(__MACOSX__)
+#include <OpenGL/gl.h>
+#elif defined(__MACOS__)
+#include <gl.h>
+#else
+#ifdef HAVE_GLES
+#include <GLES/gl.h>
+#include "eglport.h"
+#include <SDL_opengles.h>
+#define GL_CLAMP GL_CLAMP_TO_EDGE
+#define GL_MAX_TEXTURE_UNITS_ARB GL_MAX_TEXTURE_IMAGE_UNITS
+#define GL_MIRRORED_REPEAT_ARB GL_MIRRORED_REPEAT_OES
+#define GL_MIRRORED_REPEAT_IBM GL_MIRRORED_REPEAT_OES
+#define GL_TEXTURE0_ARB GL_TEXTURE0
+#define GL_TEXTURE1_ARB GL_TEXTURE1
+#define GL_TEXTURE2_ARB GL_TEXTURE2
+#define GL_TEXTURE3_ARB GL_TEXTURE3
+#define GL_TEXTURE4_ARB GL_TEXTURE4
+#define GL_TEXTURE5_ARB GL_TEXTURE5
+#define GL_TEXTURE6_ARB GL_TEXTURE6
+#define GL_TEXTURE7_ARB GL_TEXTURE7
+#define GL_ADD_SIGNED_ARB GL_ADD_SIGNED
+#define GL_SUBTRACT_ARB GL_SUBTRACT
+#define GL_INTERPOLATE_ARB GL_INTERPOLATE
+#define GL_CONSTANT_ARB GL_CONSTANT
+#define GL_PREVIOUS_ARB GL_PREVIOUS
+#define GL_COMBINE_ARB GL_COMBINE
+#define GL_COMBINE_RGB_ARB GL_COMBINE_RGB
+#define GL_COMBINE_ALPHA_ARB GL_COMBINE_ALPHA
+#define GL_PRIMARY_COLOR_ARB GL_PRIMARY_COLOR
+#define GL_SOURCE0_RGB_ARB GL_SRC0_RGB
+#define GL_OPERAND0_RGB_ARB GL_OPERAND0_RGB
+#define GL_SOURCE1_RGB_ARB GL_SRC1_RGB
+#define GL_OPERAND1_RGB_ARB GL_OPERAND1_RGB
+#define GL_SOURCE2_RGB_ARB GL_SRC2_RGB
+#define GL_OPERAND2_RGB_ARB GL_OPERAND2_RGB
+#define GL_SOURCE3_RGB_ARB GL_SRC3_RGB
+#define GL_OPERAND3_RGB_ARB GL_OPERAND3_RGB
+#define GL_SOURCE0_ALPHA_ARB GL_SRC0_ALPHA
+#define GL_OPERAND0_ALPHA_ARB GL_OPERAND0_ALPHA
+#define GL_SOURCE1_ALPHA_ARB GL_SRC1_ALPHA
+#define GL_OPERAND1_ALPHA_ARB GL_OPERAND1_ALPHA
+#define GL_SOURCE2_ALPHA_ARB GL_SRC2_ALPHA
+#define GL_OPERAND2_ALPHA_ARB GL_OPERAND2_ALPHA
+#define GL_SOURCE3_ALPHA_ARB GL_SRC3_ALPHA
+#define GL_OPERAND3_ALPHA_ARB GL_OPERAND3_ALPHA
+#define GL_MAX_TEXTURE_IMAGE_UNITS GL_MAX_TEXTURE_UNITS
+
+#define GL_RGBA8 GL_RGBA
+#define GL_RGB5_A1 0x8057
+#define GL_RGBA4 0x8056
+
+#define glClearDepth glClearDepthf
+#define glDepthRange glDepthRangef
+#define glOrtho glOrthof
+
+#define glColor4fv(a) glColor4f(a[0], a[1], a[2], a[3])
+
+#define glActiveTextureARB glActiveTexture
+#define glClientActiveTextureARB glClientActiveTexture
+#define APIENTRYP GL_API
+#define GLdouble GLfloat
+
+// save of GL Array
+extern GLint glsav_col_size;
+extern GLenum glsav_col_type;
+extern GLsizei glsav_col_stride;
+extern GLvoid* glsav_col_array;
+
+extern GLint glsav_vtx_size;
+extern GLenum glsav_vtx_type;
+extern GLsizei glsav_vtx_stride;
+extern GLvoid* glsav_vtx_array;
+
+extern GLint glsav_tex_size;
+extern GLenum glsav_tex_type;
+extern GLsizei glsav_tex_stride;
+extern GLvoid* glsav_tex_array;
+
+extern GLint glsav_tex1_size;
+extern GLenum glsav_tex1_type;
+extern GLsizei glsav_tex1_stride;
+extern GLvoid* glsav_tex1_array;
+
+#else
+#include <GL/gl.h>
+#endif
+#endif
+#ifndef WIN32
+ #include <GL/glext.h>
+#endif
+
+#endif