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      1 #ifndef __egl_h_
      2 #define __egl_h_
      3 
      4 /*
      5 ** License Applicability. Except to the extent portions of this file are
      6 ** made subject to an alternative license as permitted in the SGI Free
      7 ** Software License B, Version 1.0 (the "License"), the contents of this
      8 ** file are subject only to the provisions of the License. You may not use
      9 ** this file except in compliance with the License. You may obtain a copy
     10 ** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
     11 ** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
     12 **
     13 ** http://oss.sgi.com/projects/FreeB
     14 **
     15 ** Note that, as provided in the License, the Software is distributed on an
     16 ** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
     17 ** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
     18 ** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
     19 ** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
     20 **
     21 ** Original Code. The Original Code is: OpenGL Sample Implementation,
     22 ** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
     23 ** Inc. The Original Code is Copyright (c) 1991-2004 Silicon Graphics, Inc.
     24 ** Copyright in any portions created by third parties is as indicated
     25 ** elsewhere herein. All Rights Reserved.
     26 **
     27 ** Additional Notice Provisions: The application programming interfaces
     28 ** established by SGI in conjunction with the Original Code are The
     29 ** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
     30 ** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
     31 ** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
     32 ** Window System(R) (Version 1.3), released October 19, 1998. This software
     33 ** was created using the OpenGL(R) version 1.2.1 Sample Implementation
     34 ** published by SGI, but has not been independently verified as being
     35 ** compliant with the OpenGL(R) version 1.2.1 Specification.
     36 */
     37 
     38 #include <GLES/gl.h>
     39 #include <GLES/egltypes.h>
     40 
     41 /*
     42 ** egltypes.h is platform dependent. It defines:
     43 **
     44 **     - EGL types and resources
     45 **     - Native types
     46 **     - EGL and native handle values
     47 **
     48 ** EGL types and resources are to be typedef'ed with appropriate platform
     49 ** dependent resource handle types. EGLint must be an integer of at least
     50 ** 32-bit.
     51 **
     52 ** NativeDisplayType, NativeWindowType and NativePixmapType are to be
     53 ** replaced with corresponding types of the native window system in egl.h.
     54 **
     55 ** EGL and native handle values must match their types.
     56 **
     57 ** Example egltypes.h:
     58 */
     59 
     60 #if 0
     61 
     62 #include <sys/types.h>
     63 #include <native_window_system.h>
     64 
     65 /*
     66 ** Types and resources
     67 */
     68 typedef int EGLBoolean;
     69 typedef int32_t EGLint;
     70 typedef void *EGLDisplay;
     71 typedef void *EGLConfig;
     72 typedef void *EGLSurface;
     73 typedef void *EGLContext;
     74 
     75 /*
     76 ** EGL and native handle values
     77 */
     78 #define EGL_DEFAULT_DISPLAY ((NativeDisplayType)0)
     79 #define EGL_NO_CONTEXT ((EGLContext)0)
     80 #define EGL_NO_DISPLAY ((EGLDisplay)0)
     81 #define EGL_NO_SURFACE ((EGLSurface)0)
     82 
     83 #endif
     84 
     85 /*
     86 ** Versioning and extensions
     87 */
     88 #define EGL_VERSION_1_0		       1
     89 
     90 /*
     91 ** Boolean
     92 */
     93 #define EGL_FALSE		       0
     94 #define EGL_TRUE		       1
     95 
     96 /*
     97 ** Errors
     98 */
     99 #define EGL_SUCCESS		       0x3000
    100 #define EGL_NOT_INITIALIZED	       0x3001
    101 #define EGL_BAD_ACCESS		       0x3002
    102 #define EGL_BAD_ALLOC		       0x3003
    103 #define EGL_BAD_ATTRIBUTE	       0x3004
    104 #define EGL_BAD_CONFIG		       0x3005
    105 #define EGL_BAD_CONTEXT		       0x3006
    106 #define EGL_BAD_CURRENT_SURFACE        0x3007
    107 #define EGL_BAD_DISPLAY		       0x3008
    108 #define EGL_BAD_MATCH		       0x3009
    109 #define EGL_BAD_NATIVE_PIXMAP	       0x300A
    110 #define EGL_BAD_NATIVE_WINDOW	       0x300B
    111 #define EGL_BAD_PARAMETER	       0x300C
    112 #define EGL_BAD_SURFACE		       0x300D
    113 /* 0x300E - 0x301F reserved for additional errors. */
    114 
    115 /*
    116 ** Config attributes
    117 */
    118 #define EGL_BUFFER_SIZE		       0x3020
    119 #define EGL_ALPHA_SIZE		       0x3021
    120 #define EGL_BLUE_SIZE		       0x3022
    121 #define EGL_GREEN_SIZE		       0x3023
    122 #define EGL_RED_SIZE		       0x3024
    123 #define EGL_DEPTH_SIZE		       0x3025
    124 #define EGL_STENCIL_SIZE	       0x3026
    125 #define EGL_CONFIG_CAVEAT	       0x3027
    126 #define EGL_CONFIG_ID		       0x3028
    127 #define EGL_LEVEL		       0x3029
    128 #define EGL_MAX_PBUFFER_HEIGHT	       0x302A
    129 #define EGL_MAX_PBUFFER_PIXELS	       0x302B
    130 #define EGL_MAX_PBUFFER_WIDTH	       0x302C
    131 #define EGL_NATIVE_RENDERABLE	       0x302D
    132 #define EGL_NATIVE_VISUAL_ID	       0x302E
    133 #define EGL_NATIVE_VISUAL_TYPE	       0x302F
    134 /*#define EGL_PRESERVED_RESOURCES	 0x3030*/
    135 #define EGL_SAMPLES		       0x3031
    136 #define EGL_SAMPLE_BUFFERS	       0x3032
    137 #define EGL_SURFACE_TYPE	       0x3033
    138 #define EGL_TRANSPARENT_TYPE	       0x3034
    139 #define EGL_TRANSPARENT_BLUE_VALUE     0x3035
    140 #define EGL_TRANSPARENT_GREEN_VALUE    0x3036
    141 #define EGL_TRANSPARENT_RED_VALUE      0x3037
    142 
    143 /*
    144 ** Config attribute and value
    145 */
    146 #define EGL_NONE		       0x3038
    147 /* 0x3039 - 0x304F reserved for additional config attributes. */
    148 
    149 /*
    150 ** Config values
    151 */
    152 #define EGL_DONT_CARE		       ((EGLint) -1)
    153 #define EGL_PBUFFER_BIT		       0x01
    154 #define EGL_PIXMAP_BIT		       0x02
    155 #define EGL_WINDOW_BIT		       0x04
    156 #define EGL_SLOW_CONFIG		       0x3050
    157 #define EGL_NON_CONFORMANT_CONFIG      0x3051
    158 #define EGL_TRANSPARENT_RGB	       0x3052
    159 
    160 /*
    161 ** String names
    162 */
    163 #define EGL_VENDOR		       0x3053
    164 #define EGL_VERSION		       0x3054
    165 #define EGL_EXTENSIONS		       0x3055
    166 
    167 /*
    168 ** Surface attributes
    169 */
    170 #define EGL_HEIGHT		       0x3056
    171 #define EGL_WIDTH		       0x3057
    172 #define EGL_LARGEST_PBUFFER	       0x3058
    173 
    174 /*
    175 ** Current surfaces
    176 */
    177 #define EGL_DRAW		       0x3059
    178 #define EGL_READ		       0x305A
    179 
    180 /*
    181 ** Engines
    182 */
    183 #define EGL_CORE_NATIVE_ENGINE	       0x305B
    184 
    185 /* 0x305C-0x3FFFF reserved for future use */
    186 
    187 /*
    188 ** Functions
    189 */
    190 #ifdef __cplusplus
    191 extern "C" {
    192 #endif
    193 
    194 GLAPI EGLint APIENTRY eglGetError (void);
    195 
    196 GLAPI EGLDisplay APIENTRY eglGetDisplay (NativeDisplayType display);
    197 GLAPI EGLBoolean APIENTRY eglInitialize (EGLDisplay dpy, EGLint *major, EGLint *minor);
    198 GLAPI EGLBoolean APIENTRY eglTerminate (EGLDisplay dpy);
    199 GLAPI const char * APIENTRY eglQueryString (EGLDisplay dpy, EGLint name);
    200 GLAPI void (* APIENTRY eglGetProcAddress (const char *procname))();
    201 
    202 GLAPI EGLBoolean APIENTRY eglGetConfigs (EGLDisplay dpy, EGLConfig *configs, EGLint config_size, EGLint *num_config);
    203 GLAPI EGLBoolean APIENTRY eglChooseConfig (EGLDisplay dpy, const EGLint *attrib_list, EGLConfig *configs, EGLint config_size, EGLint *num_config);
    204 GLAPI EGLBoolean APIENTRY eglGetConfigAttrib (EGLDisplay dpy, EGLConfig config, EGLint attribute, EGLint *value);
    205 
    206 GLAPI EGLSurface APIENTRY eglCreateWindowSurface (EGLDisplay dpy, EGLConfig config, NativeWindowType window, const EGLint *attrib_list);
    207 GLAPI EGLSurface APIENTRY eglCreatePixmapSurface (EGLDisplay dpy, EGLConfig config, NativePixmapType pixmap, const EGLint *attrib_list);
    208 GLAPI EGLSurface APIENTRY eglCreatePbufferSurface (EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list);
    209 GLAPI EGLBoolean APIENTRY eglDestroySurface (EGLDisplay dpy, EGLSurface surface);
    210 GLAPI EGLBoolean APIENTRY eglQuerySurface (EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint *value);
    211 
    212 GLAPI EGLContext APIENTRY eglCreateContext (EGLDisplay dpy, EGLConfig config, EGLContext share_list, const EGLint *attrib_list);
    213 GLAPI EGLBoolean APIENTRY eglDestroyContext (EGLDisplay dpy, EGLContext ctx);
    214 GLAPI EGLBoolean APIENTRY eglMakeCurrent (EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext ctx);
    215 GLAPI EGLContext APIENTRY eglGetCurrentContext (void);
    216 GLAPI EGLSurface APIENTRY eglGetCurrentSurface (EGLint readdraw);
    217 GLAPI EGLDisplay APIENTRY eglGetCurrentDisplay (void);
    218 GLAPI EGLBoolean APIENTRY eglQueryContext (EGLDisplay dpy, EGLContext ctx, EGLint attribute, EGLint *value);
    219 
    220 GLAPI EGLBoolean APIENTRY eglWaitGL (void);
    221 GLAPI EGLBoolean APIENTRY eglWaitNative (EGLint engine);
    222 GLAPI EGLBoolean APIENTRY eglSwapBuffers (EGLDisplay dpy, EGLSurface draw);
    223 GLAPI EGLBoolean APIENTRY eglCopyBuffers (EGLDisplay dpy, EGLSurface surface, NativePixmapType target);
    224 
    225 #ifdef __cplusplus
    226 }
    227 #endif
    228 
    229 #endif /* ___egl_h_ */
    230