mirror of
https://gitlab.freedesktop.org/mesa/mesa.git
synced 2026-05-05 16:08:04 +02:00
EGL 1.4 header from Khronos
This commit is contained in:
Brian Paul
parent
26f34dcff2
commit
d0f5d8c5a3
1 changed files with 280 additions and 245 deletions
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@ -1,265 +1,300 @@
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/* -*- mode: c; tab-width: 8; -*- */
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/* vi: set sw=4 ts=8: */
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/* Reference version of egl.h for EGL 1.4.
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* Last modified 2008/05/02
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*/
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#ifndef __egl_h_
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#define __egl_h_
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/*
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** Copyright 2002-2003 Promoters of the Khronos Group (3Dlabs, ARM Ltd.,
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** ATI Technologies, Inc., Discreet, Ericsson Mobile, Imagination
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** Technologies Group plc, Motorola, Inc., Nokia, Silicon Graphics, Inc.,
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** SK Telecom, and Sun Microsystems).
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**
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** This document is protected by copyright, and contains information
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** proprietary to The Khronos Group. Any copying, adaptation, distribution,
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** public performance, or public display of this document without the
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** express written consent of the copyright holders is strictly prohibited.
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** The receipt or possession of this document does not convey any rights to
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** reproduce, disclose, or distribute its contents, or to manufacture, use,
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** or sell anything that it may describe, in whole or in part.
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*/
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/* All platform-dependent types and macro boilerplate (such as EGLAPI
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* and EGLAPIENTRY) should go in eglplatform.h.
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*/
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#include <EGL/eglplatform.h>
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#include <GLES/gl.h>
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#include <GLES/egltypes.h>
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/*
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** Versioning and extensions
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*/
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#define EGL_VERSION_1_0 1
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#define EGL_VERSION_1_1 1
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/*
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** Boolean
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*/
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#define EGL_FALSE 0
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#define EGL_TRUE 1
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/*
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** Errors
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*/
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#define EGL_SUCCESS 0x3000
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#define EGL_NOT_INITIALIZED 0x3001
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#define EGL_BAD_ACCESS 0x3002
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#define EGL_BAD_ALLOC 0x3003
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#define EGL_BAD_ATTRIBUTE 0x3004
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#define EGL_BAD_CONFIG 0x3005
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#define EGL_BAD_CONTEXT 0x3006
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#define EGL_BAD_CURRENT_SURFACE 0x3007
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#define EGL_BAD_DISPLAY 0x3008
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#define EGL_BAD_MATCH 0x3009
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#define EGL_BAD_NATIVE_PIXMAP 0x300A
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#define EGL_BAD_NATIVE_WINDOW 0x300B
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#define EGL_BAD_PARAMETER 0x300C
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#define EGL_BAD_SURFACE 0x300D
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#define EGL_CONTEXT_LOST 0x300E
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/* 0x300F - 0x301F reserved for additional errors. */
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/*
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** Config attributes
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*/
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#define EGL_BUFFER_SIZE 0x3020
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#define EGL_ALPHA_SIZE 0x3021
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#define EGL_BLUE_SIZE 0x3022
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#define EGL_GREEN_SIZE 0x3023
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#define EGL_RED_SIZE 0x3024
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#define EGL_DEPTH_SIZE 0x3025
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#define EGL_STENCIL_SIZE 0x3026
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#define EGL_CONFIG_CAVEAT 0x3027
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#define EGL_CONFIG_ID 0x3028
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#define EGL_LEVEL 0x3029
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#define EGL_MAX_PBUFFER_HEIGHT 0x302A
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#define EGL_MAX_PBUFFER_PIXELS 0x302B
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#define EGL_MAX_PBUFFER_WIDTH 0x302C
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#define EGL_NATIVE_RENDERABLE 0x302D
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#define EGL_NATIVE_VISUAL_ID 0x302E
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#define EGL_NATIVE_VISUAL_TYPE 0x302F
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/*#define EGL_PRESERVED_RESOURCES 0x3030*/
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#define EGL_SAMPLES 0x3031
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#define EGL_SAMPLE_BUFFERS 0x3032
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#define EGL_SURFACE_TYPE 0x3033
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#define EGL_TRANSPARENT_TYPE 0x3034
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#define EGL_TRANSPARENT_BLUE_VALUE 0x3035
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#define EGL_TRANSPARENT_GREEN_VALUE 0x3036
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#define EGL_TRANSPARENT_RED_VALUE 0x3037
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#define EGL_NONE 0x3038 /* Also a config value */
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#define EGL_BIND_TO_TEXTURE_RGB 0x3039
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#define EGL_BIND_TO_TEXTURE_RGBA 0x303A
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#define EGL_MIN_SWAP_INTERVAL 0x303B
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#define EGL_MAX_SWAP_INTERVAL 0x303C
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/*
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** Config values
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*/
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#define EGL_DONT_CARE ((EGLint) -1)
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#define EGL_SLOW_CONFIG 0x3050 /* EGL_CONFIG_CAVEAT value */
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#define EGL_NON_CONFORMANT_CONFIG 0x3051 /* " */
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#define EGL_TRANSPARENT_RGB 0x3052 /* EGL_TRANSPARENT_TYPE value */
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#define EGL_NO_TEXTURE 0x305C /* EGL_TEXTURE_FORMAT/TARGET value */
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#define EGL_TEXTURE_RGB 0x305D /* EGL_TEXTURE_FORMAT value */
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#define EGL_TEXTURE_RGBA 0x305E /* " */
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#define EGL_TEXTURE_2D 0x305F /* EGL_TEXTURE_TARGET value */
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/*
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** Config attribute mask bits
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*/
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#define EGL_PBUFFER_BIT 0x01 /* EGL_SURFACE_TYPE mask bit */
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#define EGL_PIXMAP_BIT 0x02 /* " */
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#define EGL_WINDOW_BIT 0x04 /* " */
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/*
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** String names
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*/
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#define EGL_VENDOR 0x3053 /* eglQueryString target */
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#define EGL_VERSION 0x3054 /* " */
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#define EGL_EXTENSIONS 0x3055 /* " */
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/*
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** Surface attributes
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*/
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#define EGL_HEIGHT 0x3056
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#define EGL_WIDTH 0x3057
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#define EGL_LARGEST_PBUFFER 0x3058
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#define EGL_TEXTURE_FORMAT 0x3080 /* For pbuffers bound as textures */
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#define EGL_TEXTURE_TARGET 0x3081 /* " */
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#define EGL_MIPMAP_TEXTURE 0x3082 /* " */
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#define EGL_MIPMAP_LEVEL 0x3083 /* " */
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/*
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** BindTexImage / ReleaseTexImage buffer target
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*/
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#define EGL_BACK_BUFFER 0x3084
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/*
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** Current surfaces
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*/
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#define EGL_DRAW 0x3059
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#define EGL_READ 0x305A
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/*
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** Engines
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*/
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#define EGL_CORE_NATIVE_ENGINE 0x305B
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/* 0x305C-0x3FFFF reserved for future use */
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/*
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** Functions
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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GLAPI EGLint APIENTRY eglGetError (void);
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/* EGL Types */
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typedef int32_t EGLint;
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typedef unsigned int EGLBoolean;
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typedef unsigned int EGLenum;
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typedef void *EGLConfig;
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typedef void *EGLContext;
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typedef void *EGLDisplay;
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typedef void *EGLSurface;
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typedef void *EGLClientBuffer;
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GLAPI EGLDisplay APIENTRY eglGetDisplay (NativeDisplayType display);
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GLAPI EGLBoolean APIENTRY eglInitialize (EGLDisplay dpy, EGLint *major, EGLint *minor);
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GLAPI EGLBoolean APIENTRY eglTerminate (EGLDisplay dpy);
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GLAPI const char * APIENTRY eglQueryString (EGLDisplay dpy, EGLint name);
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GLAPI void (APIENTRY * eglGetProcAddress (const char *procname))();
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/* EGL Versioning */
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#define EGL_VERSION_1_0 1
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#define EGL_VERSION_1_1 1
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#define EGL_VERSION_1_2 1
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#define EGL_VERSION_1_3 1
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#define EGL_VERSION_1_4 1
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GLAPI EGLBoolean APIENTRY eglGetConfigs (EGLDisplay dpy, EGLConfig *configs, EGLint config_size, EGLint *num_config);
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GLAPI EGLBoolean APIENTRY eglChooseConfig (EGLDisplay dpy, const EGLint *attrib_list, EGLConfig *configs, EGLint config_size, EGLint *num_config);
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GLAPI EGLBoolean APIENTRY eglGetConfigAttrib (EGLDisplay dpy, EGLConfig config, EGLint attribute, EGLint *value);
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/* EGL Enumerants. Bitmasks and other exceptional cases aside, most
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* enums are assigned unique values starting at 0x3000.
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*/
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GLAPI EGLSurface APIENTRY eglCreateWindowSurface (EGLDisplay dpy, EGLConfig config, NativeWindowType window, const EGLint *attrib_list);
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GLAPI EGLSurface APIENTRY eglCreatePixmapSurface (EGLDisplay dpy, EGLConfig config, NativePixmapType pixmap, const EGLint *attrib_list);
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GLAPI EGLSurface APIENTRY eglCreatePbufferSurface (EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list);
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GLAPI EGLBoolean APIENTRY eglDestroySurface (EGLDisplay dpy, EGLSurface surface);
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GLAPI EGLBoolean APIENTRY eglQuerySurface (EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint *value);
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/* EGL aliases */
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#define EGL_FALSE 0
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#define EGL_TRUE 1
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/* EGL 1.1 render-to-texture APIs */
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GLAPI EGLBoolean APIENTRY eglSurfaceAttrib (EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint value);
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GLAPI EGLBoolean APIENTRY eglBindTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer);
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GLAPI EGLBoolean APIENTRY eglReleaseTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer);
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/* Out-of-band handle values */
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#define EGL_DEFAULT_DISPLAY ((void *)0)
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#define EGL_NO_CONTEXT ((EGLContext)0)
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#define EGL_NO_DISPLAY ((EGLDisplay)0)
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#define EGL_NO_SURFACE ((EGLSurface)0)
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/* EGL 1.1 swap control API */
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GLAPI EGLBoolean APIENTRY eglSwapInterval(EGLDisplay dpy, EGLint interval);
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/* Out-of-band attribute value */
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#define EGL_DONT_CARE ((EGLint)-1)
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GLAPI EGLContext APIENTRY eglCreateContext (EGLDisplay dpy, EGLConfig config, EGLContext share_list, const EGLint *attrib_list);
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GLAPI EGLBoolean APIENTRY eglDestroyContext (EGLDisplay dpy, EGLContext ctx);
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GLAPI EGLBoolean APIENTRY eglMakeCurrent (EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext ctx);
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GLAPI EGLContext APIENTRY eglGetCurrentContext (void);
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GLAPI EGLSurface APIENTRY eglGetCurrentSurface (EGLint readdraw);
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GLAPI EGLDisplay APIENTRY eglGetCurrentDisplay (void);
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GLAPI EGLBoolean APIENTRY eglQueryContext (EGLDisplay dpy, EGLContext ctx, EGLint attribute, EGLint *value);
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/* Errors / GetError return values */
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#define EGL_SUCCESS 0x3000
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#define EGL_NOT_INITIALIZED 0x3001
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#define EGL_BAD_ACCESS 0x3002
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#define EGL_BAD_ALLOC 0x3003
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#define EGL_BAD_ATTRIBUTE 0x3004
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#define EGL_BAD_CONFIG 0x3005
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#define EGL_BAD_CONTEXT 0x3006
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#define EGL_BAD_CURRENT_SURFACE 0x3007
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#define EGL_BAD_DISPLAY 0x3008
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#define EGL_BAD_MATCH 0x3009
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#define EGL_BAD_NATIVE_PIXMAP 0x300A
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#define EGL_BAD_NATIVE_WINDOW 0x300B
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#define EGL_BAD_PARAMETER 0x300C
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#define EGL_BAD_SURFACE 0x300D
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#define EGL_CONTEXT_LOST 0x300E /* EGL 1.1 - IMG_power_management */
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GLAPI EGLBoolean APIENTRY eglWaitGL (void);
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GLAPI EGLBoolean APIENTRY eglWaitNative (EGLint engine);
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GLAPI EGLBoolean APIENTRY eglSwapBuffers (EGLDisplay dpy, EGLSurface draw);
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GLAPI EGLBoolean APIENTRY eglCopyBuffers (EGLDisplay dpy, EGLSurface surface, NativePixmapType target);
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/* Reserved 0x300F-0x301F for additional errors */
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/* Config attributes */
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#define EGL_BUFFER_SIZE 0x3020
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#define EGL_ALPHA_SIZE 0x3021
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#define EGL_BLUE_SIZE 0x3022
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#define EGL_GREEN_SIZE 0x3023
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#define EGL_RED_SIZE 0x3024
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#define EGL_DEPTH_SIZE 0x3025
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#define EGL_STENCIL_SIZE 0x3026
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#define EGL_CONFIG_CAVEAT 0x3027
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#define EGL_CONFIG_ID 0x3028
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#define EGL_LEVEL 0x3029
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#define EGL_MAX_PBUFFER_HEIGHT 0x302A
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#define EGL_MAX_PBUFFER_PIXELS 0x302B
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#define EGL_MAX_PBUFFER_WIDTH 0x302C
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#define EGL_NATIVE_RENDERABLE 0x302D
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#define EGL_NATIVE_VISUAL_ID 0x302E
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#define EGL_NATIVE_VISUAL_TYPE 0x302F
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#define EGL_PRESERVED_RESOURCES 0x3030
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#define EGL_SAMPLES 0x3031
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#define EGL_SAMPLE_BUFFERS 0x3032
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#define EGL_SURFACE_TYPE 0x3033
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#define EGL_TRANSPARENT_TYPE 0x3034
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#define EGL_TRANSPARENT_BLUE_VALUE 0x3035
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#define EGL_TRANSPARENT_GREEN_VALUE 0x3036
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#define EGL_TRANSPARENT_RED_VALUE 0x3037
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#define EGL_NONE 0x3038 /* Attrib list terminator */
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#define EGL_BIND_TO_TEXTURE_RGB 0x3039
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#define EGL_BIND_TO_TEXTURE_RGBA 0x303A
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#define EGL_MIN_SWAP_INTERVAL 0x303B
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#define EGL_MAX_SWAP_INTERVAL 0x303C
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#define EGL_LUMINANCE_SIZE 0x303D
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#define EGL_ALPHA_MASK_SIZE 0x303E
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#define EGL_COLOR_BUFFER_TYPE 0x303F
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#define EGL_RENDERABLE_TYPE 0x3040
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#define EGL_MATCH_NATIVE_PIXMAP 0x3041 /* Pseudo-attribute (not queryable) */
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#define EGL_CONFORMANT 0x3042
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/* Reserved 0x3041-0x304F for additional config attributes */
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/* Config attribute values */
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#define EGL_SLOW_CONFIG 0x3050 /* EGL_CONFIG_CAVEAT value */
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#define EGL_NON_CONFORMANT_CONFIG 0x3051 /* EGL_CONFIG_CAVEAT value */
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#define EGL_TRANSPARENT_RGB 0x3052 /* EGL_TRANSPARENT_TYPE value */
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#define EGL_RGB_BUFFER 0x308E /* EGL_COLOR_BUFFER_TYPE value */
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#define EGL_LUMINANCE_BUFFER 0x308F /* EGL_COLOR_BUFFER_TYPE value */
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/* More config attribute values, for EGL_TEXTURE_FORMAT */
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#define EGL_NO_TEXTURE 0x305C
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#define EGL_TEXTURE_RGB 0x305D
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#define EGL_TEXTURE_RGBA 0x305E
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#define EGL_TEXTURE_2D 0x305F
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/* Config attribute mask bits */
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#define EGL_PBUFFER_BIT 0x0001 /* EGL_SURFACE_TYPE mask bits */
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#define EGL_PIXMAP_BIT 0x0002 /* EGL_SURFACE_TYPE mask bits */
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#define EGL_WINDOW_BIT 0x0004 /* EGL_SURFACE_TYPE mask bits */
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#define EGL_VG_COLORSPACE_LINEAR_BIT 0x0020 /* EGL_SURFACE_TYPE mask bits */
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#define EGL_VG_ALPHA_FORMAT_PRE_BIT 0x0040 /* EGL_SURFACE_TYPE mask bits */
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#define EGL_MULTISAMPLE_RESOLVE_BOX_BIT 0x0200 /* EGL_SURFACE_TYPE mask bits */
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#define EGL_SWAP_BEHAVIOR_PRESERVED_BIT 0x0400 /* EGL_SURFACE_TYPE mask bits */
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#define EGL_OPENGL_ES_BIT 0x0001 /* EGL_RENDERABLE_TYPE mask bits */
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#define EGL_OPENVG_BIT 0x0002 /* EGL_RENDERABLE_TYPE mask bits */
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#define EGL_OPENGL_ES2_BIT 0x0004 /* EGL_RENDERABLE_TYPE mask bits */
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#define EGL_OPENGL_BIT 0x0008 /* EGL_RENDERABLE_TYPE mask bits */
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/* QueryString targets */
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#define EGL_VENDOR 0x3053
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#define EGL_VERSION 0x3054
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#define EGL_EXTENSIONS 0x3055
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#define EGL_CLIENT_APIS 0x308D
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/* QuerySurface / SurfaceAttrib / CreatePbufferSurface targets */
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#define EGL_HEIGHT 0x3056
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#define EGL_WIDTH 0x3057
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#define EGL_LARGEST_PBUFFER 0x3058
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#define EGL_TEXTURE_FORMAT 0x3080
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#define EGL_TEXTURE_TARGET 0x3081
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#define EGL_MIPMAP_TEXTURE 0x3082
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#define EGL_MIPMAP_LEVEL 0x3083
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#define EGL_RENDER_BUFFER 0x3086
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#define EGL_VG_COLORSPACE 0x3087
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#define EGL_VG_ALPHA_FORMAT 0x3088
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#define EGL_HORIZONTAL_RESOLUTION 0x3090
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#define EGL_VERTICAL_RESOLUTION 0x3091
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#define EGL_PIXEL_ASPECT_RATIO 0x3092
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#define EGL_SWAP_BEHAVIOR 0x3093
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#define EGL_MULTISAMPLE_RESOLVE 0x3099
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/* EGL_RENDER_BUFFER values / BindTexImage / ReleaseTexImage buffer targets */
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#define EGL_BACK_BUFFER 0x3084
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#define EGL_SINGLE_BUFFER 0x3085
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/* OpenVG color spaces */
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#define EGL_VG_COLORSPACE_sRGB 0x3089 /* EGL_VG_COLORSPACE value */
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#define EGL_VG_COLORSPACE_LINEAR 0x308A /* EGL_VG_COLORSPACE value */
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/* OpenVG alpha formats */
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#define EGL_VG_ALPHA_FORMAT_NONPRE 0x308B /* EGL_ALPHA_FORMAT value */
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#define EGL_VG_ALPHA_FORMAT_PRE 0x308C /* EGL_ALPHA_FORMAT value */
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/* Constant scale factor by which fractional display resolutions &
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* aspect ratio are scaled when queried as integer values.
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*/
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#define EGL_DISPLAY_SCALING 10000
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/* Unknown display resolution/aspect ratio */
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#define EGL_UNKNOWN ((EGLint)-1)
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/* Back buffer swap behaviors */
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#define EGL_BUFFER_PRESERVED 0x3094 /* EGL_SWAP_BEHAVIOR value */
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#define EGL_BUFFER_DESTROYED 0x3095 /* EGL_SWAP_BEHAVIOR value */
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/* CreatePbufferFromClientBuffer buffer types */
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#define EGL_OPENVG_IMAGE 0x3096
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/* QueryContext targets */
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#define EGL_CONTEXT_CLIENT_TYPE 0x3097
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/* CreateContext attributes */
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#define EGL_CONTEXT_CLIENT_VERSION 0x3098
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/* Multisample resolution behaviors */
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#define EGL_MULTISAMPLE_RESOLVE_DEFAULT 0x309A /* EGL_MULTISAMPLE_RESOLVE value */
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#define EGL_MULTISAMPLE_RESOLVE_BOX 0x309B /* EGL_MULTISAMPLE_RESOLVE value */
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/* BindAPI/QueryAPI targets */
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#define EGL_OPENGL_ES_API 0x30A0
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#define EGL_OPENVG_API 0x30A1
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#define EGL_OPENGL_API 0x30A2
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/* GetCurrentSurface targets */
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#define EGL_DRAW 0x3059
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#define EGL_READ 0x305A
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/* WaitNative engines */
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||||
#define EGL_CORE_NATIVE_ENGINE 0x305B
|
||||
|
||||
/* EGL 1.2 tokens renamed for consistency in EGL 1.3 */
|
||||
#define EGL_COLORSPACE EGL_VG_COLORSPACE
|
||||
#define EGL_ALPHA_FORMAT EGL_VG_ALPHA_FORMAT
|
||||
#define EGL_COLORSPACE_sRGB EGL_VG_COLORSPACE_sRGB
|
||||
#define EGL_COLORSPACE_LINEAR EGL_VG_COLORSPACE_LINEAR
|
||||
#define EGL_ALPHA_FORMAT_NONPRE EGL_VG_ALPHA_FORMAT_NONPRE
|
||||
#define EGL_ALPHA_FORMAT_PRE EGL_VG_ALPHA_FORMAT_PRE
|
||||
|
||||
/* EGL extensions must request enum blocks from the Khronos
|
||||
* API Registrar, who maintains the enumerant registry. Submit
|
||||
* a bug in Khronos Bugzilla against task "Registry".
|
||||
*/
|
||||
|
||||
|
||||
|
||||
/* EGL Functions */
|
||||
|
||||
EGLAPI EGLint EGLAPIENTRY eglGetError(void);
|
||||
|
||||
EGLAPI EGLDisplay EGLAPIENTRY eglGetDisplay(EGLNativeDisplayType display_id);
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor);
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglTerminate(EGLDisplay dpy);
|
||||
|
||||
EGLAPI const char * EGLAPIENTRY eglQueryString(EGLDisplay dpy, EGLint name);
|
||||
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglGetConfigs(EGLDisplay dpy, EGLConfig *configs,
|
||||
EGLint config_size, EGLint *num_config);
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglChooseConfig(EGLDisplay dpy, const EGLint *attrib_list,
|
||||
EGLConfig *configs, EGLint config_size,
|
||||
EGLint *num_config);
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config,
|
||||
EGLint attribute, EGLint *value);
|
||||
|
||||
EGLAPI EGLSurface EGLAPIENTRY eglCreateWindowSurface(EGLDisplay dpy, EGLConfig config,
|
||||
EGLNativeWindowType win,
|
||||
const EGLint *attrib_list);
|
||||
EGLAPI EGLSurface EGLAPIENTRY eglCreatePbufferSurface(EGLDisplay dpy, EGLConfig config,
|
||||
const EGLint *attrib_list);
|
||||
EGLAPI EGLSurface EGLAPIENTRY eglCreatePixmapSurface(EGLDisplay dpy, EGLConfig config,
|
||||
EGLNativePixmapType pixmap,
|
||||
const EGLint *attrib_list);
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglDestroySurface(EGLDisplay dpy, EGLSurface surface);
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglQuerySurface(EGLDisplay dpy, EGLSurface surface,
|
||||
EGLint attribute, EGLint *value);
|
||||
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglBindAPI(EGLenum api);
|
||||
EGLAPI EGLenum EGLAPIENTRY eglQueryAPI(void);
|
||||
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglWaitClient(void);
|
||||
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglReleaseThread(void);
|
||||
|
||||
EGLAPI EGLSurface EGLAPIENTRY eglCreatePbufferFromClientBuffer(
|
||||
EGLDisplay dpy, EGLenum buftype, EGLClientBuffer buffer,
|
||||
EGLConfig config, const EGLint *attrib_list);
|
||||
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglSurfaceAttrib(EGLDisplay dpy, EGLSurface surface,
|
||||
EGLint attribute, EGLint value);
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglBindTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer);
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglReleaseTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer);
|
||||
|
||||
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglSwapInterval(EGLDisplay dpy, EGLint interval);
|
||||
|
||||
|
||||
EGLAPI EGLContext EGLAPIENTRY eglCreateContext(EGLDisplay dpy, EGLConfig config,
|
||||
EGLContext share_context,
|
||||
const EGLint *attrib_list);
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglDestroyContext(EGLDisplay dpy, EGLContext ctx);
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglMakeCurrent(EGLDisplay dpy, EGLSurface draw,
|
||||
EGLSurface read, EGLContext ctx);
|
||||
|
||||
EGLAPI EGLContext EGLAPIENTRY eglGetCurrentContext(void);
|
||||
EGLAPI EGLSurface EGLAPIENTRY eglGetCurrentSurface(EGLint readdraw);
|
||||
EGLAPI EGLDisplay EGLAPIENTRY eglGetCurrentDisplay(void);
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglQueryContext(EGLDisplay dpy, EGLContext ctx,
|
||||
EGLint attribute, EGLint *value);
|
||||
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglWaitGL(void);
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglWaitNative(EGLint engine);
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglSwapBuffers(EGLDisplay dpy, EGLSurface surface);
|
||||
EGLAPI EGLBoolean EGLAPIENTRY eglCopyBuffers(EGLDisplay dpy, EGLSurface surface,
|
||||
EGLNativePixmapType target);
|
||||
|
||||
EGLAPI void (* EGLAPIENTRY eglGetProcAddress(const char *procname))(void);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* ___egl_h_ */
|
||||
|
||||
|
||||
|
||||
/* usage
|
||||
|
||||
// ----------------------------------------------------------------------
|
||||
// Initialization
|
||||
// ----------------------------------------------------------------------
|
||||
|
||||
HDC hdc = GetDC(0); // the screen or window device context, for example
|
||||
|
||||
EGLDisplay display = eglGetDisplay(hdc);
|
||||
|
||||
EGLint major, minor;
|
||||
|
||||
if (!eglInitialize(display, &major, &minor)) {
|
||||
// could not initialize display
|
||||
}
|
||||
|
||||
EGLConfig configs[10];
|
||||
EGLint matchingConfigs;
|
||||
EGLint attribList[] = { 0 }; // extend this
|
||||
|
||||
if (!eglChooseConfig(display, attribList, &configs, 10, &matchingConfigs)) {
|
||||
// could not choose config
|
||||
}
|
||||
|
||||
if (matchingConfigs < 1) {
|
||||
// did not find a suitable configuration
|
||||
}
|
||||
|
||||
EGLConfig config = configs[0]; // pick any
|
||||
|
||||
EGLSurface surface = eglCreatePbufferSurface(display, config, attribList);
|
||||
|
||||
// test for error
|
||||
|
||||
EGLContext context = eglCreateContext(display, config, 0, attribList);
|
||||
|
||||
// test for error
|
||||
|
||||
// ----------------------------------------------------------------------
|
||||
// Rendering Loop
|
||||
// ----------------------------------------------------------------------
|
||||
|
||||
eglMakeCurrent(display, surface, surface, context);
|
||||
|
||||
// actual GL rendering goes here
|
||||
|
||||
eglWait();
|
||||
eglSwapBuffers(display, surface);
|
||||
|
||||
// ----------------------------------------------------------------------
|
||||
// Cleanup
|
||||
// ----------------------------------------------------------------------
|
||||
|
||||
|
||||
if (!eglDestoyContext(display, context)) {
|
||||
// error deallocating context
|
||||
}
|
||||
|
||||
if (!eglDestroySurface(display, surface)) {
|
||||
// error deallocating surface
|
||||
}
|
||||
|
||||
if (!eglTerminate(display)) {
|
||||
// error while cleaning up display
|
||||
}
|
||||
|
||||
|
||||
*/
|
||||
#endif /* __egl_h_ */
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue