diff options
Diffstat (limited to 'include/GLES/egl.h')
| -rw-r--r-- | include/GLES/egl.h | 195 |
1 files changed, 68 insertions, 127 deletions
diff --git a/include/GLES/egl.h b/include/GLES/egl.h index f18c86ca62d..a211bbc3be6 100644 --- a/include/GLES/egl.h +++ b/include/GLES/egl.h @@ -1,64 +1,24 @@ -#ifndef _EGL_H -#define _EGL_H +#ifndef __egl_h_ +#define __egl_h_ /* -** License Applicability. Except to the extent portions of this file are -** made subject to an alternative license as permitted in the SGI Free -** Software License B, Version 1.0 (the "License"), the contents of this -** file are subject only to the provisions of the License. You may not use -** this file except in compliance with the License. You may obtain a copy -** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600 -** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at: +** Copyright 2002-2003 Promoters of the Khronos Group (3Dlabs, ARM Ltd., +** ATI Technologies, Inc., Discreet, Ericsson Mobile, Imagination +** Technologies Group plc, Motorola, Inc., Nokia, Silicon Graphics, Inc., +** SK Telecom, and Sun Microsystems). ** -** http://oss.sgi.com/projects/FreeB -** -** Note that, as provided in the License, the Software is distributed on an -** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS -** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND -** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A -** PARTICULAR PURPOSE, AND NON-INFRINGEMENT. -** -** Original Code. The Original Code is: OpenGL Sample Implementation, -** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics, -** Inc. The Original Code is Copyright (c) 1991-2004 Silicon Graphics, Inc. -** Copyright in any portions created by third parties is as indicated -** elsewhere herein. All Rights Reserved. -** -** Additional Notice Provisions: The application programming interfaces -** established by SGI in conjunction with the Original Code are The -** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released -** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version -** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X -** Window System(R) (Version 1.3), released October 19, 1998. This software -** was created using the OpenGL(R) version 1.2.1 Sample Implementation -** published by SGI, but has not been independently verified as being -** compliant with the OpenGL(R) version 1.2.1 Specification. +** This document is protected by copyright, and contains information +** proprietary to The Khronos Group. Any copying, adaptation, distribution, +** public performance, or public display of this document without the +** express written consent of the copyright holders is strictly prohibited. +** The receipt or possession of this document does not convey any rights to +** reproduce, disclose, or distribute its contents, or to manufacture, use, +** or sell anything that it may describe, in whole or in part. */ -#if 0/*XXX TEMPORARY HACK*/ #include <GLES/gl.h> -#else -#include <GL/gl.h> -#endif #include <GLES/egltypes.h> -/* XXX should go in eglext.h */ -#define GL_OES_VERSION_1_0 1 -#define GL_OES_read_format 1 -#define GL_OES_compressed_paletted_texture 1 -#define GL_IMPLEMENTATION_COLOR_READ_TYPE_OES 0x8B9A -#define GL_IMPLEMENTATION_COLOR_READ_FORMAT_OES 0x8B9B -#define GL_PALETTE4_RGB8_OES 0x8B90 -#define GL_PALETTE4_RGBA8_OES 0x8B91 -#define GL_PALETTE4_R5_G6_B5_OES 0x8B92 -#define GL_PALETTE4_RGBA4_OES 0x8B93 -#define GL_PALETTE4_RGB5_A1_OES 0x8B94 -#define GL_PALETTE8_RGB8_OES 0x8B95 -#define GL_PALETTE8_RGBA8_OES 0x8B96 -#define GL_PALETTE8_R5_G6_B5_OES 0x8B97 -#define GL_PALETTE8_RGBA4_OES 0x8B98 -#define GL_PALETTE8_RGB5_A1_OES 0x8B99 -/* XXX */ /* ** Versioning and extensions @@ -194,7 +154,7 @@ GLAPI EGLDisplay APIENTRY eglGetDisplay (NativeDisplayType display); GLAPI EGLBoolean APIENTRY eglInitialize (EGLDisplay dpy, EGLint *major, EGLint *minor); GLAPI EGLBoolean APIENTRY eglTerminate (EGLDisplay dpy); GLAPI const char * APIENTRY eglQueryString (EGLDisplay dpy, EGLint name); -GLAPI void (* APIENTRY eglGetProcAddress (const char *procname))(void); +GLAPI void (APIENTRY * eglGetProcAddress (const char *procname))(); GLAPI EGLBoolean APIENTRY eglGetConfigs (EGLDisplay dpy, EGLConfig *configs, EGLint config_size, EGLint *num_config); GLAPI EGLBoolean APIENTRY eglChooseConfig (EGLDisplay dpy, const EGLint *attrib_list, EGLConfig *configs, EGLint config_size, EGLint *num_config); @@ -227,98 +187,79 @@ GLAPI EGLBoolean APIENTRY eglWaitNative (EGLint engine); GLAPI EGLBoolean APIENTRY eglSwapBuffers (EGLDisplay dpy, EGLSurface draw); GLAPI EGLBoolean APIENTRY eglCopyBuffers (EGLDisplay dpy, EGLSurface surface, NativePixmapType target); +#ifdef __cplusplus +} +#endif + +#endif /* ___egl_h_ */ -/* EGL_MESA_screen extension >>> PRELIMINARY <<< */ -#ifndef EGL_MESA_screen_surface -#define EGL_MESA_screen_surface 1 -#define EGL_BAD_SCREEN_MESA 0x4000 -#define EGL_BAD_MODE_MESA 0x4001 -#define EGL_SCREEN_COUNT_MESA 0x4002 -#define EGL_SCREEN_POSITION_MESA 0x4003 -#define EGL_SCREEN_POSITION_GRANULARITY_MESA 0x4004 -#define EGL_MODE_ID_MESA 0x4005 -#define EGL_REFRESH_RATE_MESA 0x4006 -#define EGL_OPTIMAL_MESA 0x4007 -#define EGL_INTERLACED_MESA 0x4008 -#define EGL_SCREEN_BIT_MESA 0x08 +/* usage -GLAPI EGLBoolean APIENTRY eglChooseModeMESA(EGLDisplay dpy, EGLScreenMESA screen, const EGLint *attrib_list, EGLModeMESA *modes, EGLint modes_size, EGLint *num_modes); -GLAPI EGLBoolean APIENTRY eglGetModesMESA(EGLDisplay dpy, EGLScreenMESA screen, EGLModeMESA *modes, EGLint modes_size, EGLint *num_modes); -GLAPI EGLBoolean APIENTRY eglGetModeAttribMESA(EGLDisplay dpy, EGLModeMESA mode, EGLint attribute, EGLint *value); -GLAPI EGLBoolean APIENTRY eglGetScreensMESA(EGLDisplay dpy, EGLScreenMESA *screens, EGLint max_screens, EGLint *num_screens); -GLAPI EGLSurface APIENTRY eglCreateScreenSurfaceMESA(EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list); -GLAPI EGLBoolean APIENTRY eglShowScreenSurfaceMESA(EGLDisplay dpy, EGLint screen, EGLSurface surface, EGLModeMESA mode); -GLAPI EGLBoolean APIENTRY eglScreenPositionMESA(EGLDisplay dpy, EGLScreenMESA screen, EGLint x, EGLint y); -GLAPI EGLBoolean APIENTRY eglQueryScreenMESA(EGLDisplay dpy, EGLScreenMESA screen, EGLint attribute, EGLint *value); -GLAPI EGLBoolean APIENTRY eglQueryScreenSurfaceMESA(EGLDisplay dpy, EGLScreenMESA screen, EGLSurface *surface); -GLAPI EGLBoolean APIENTRY eglQueryScreenModeMESA(EGLDisplay dpy, EGLScreenMESA screen, EGLModeMESA *mode); -GLAPI const char * APIENTRY eglQueryModeStringMESA(EGLDisplay dpy, EGLModeMESA mode); + // ---------------------------------------------------------------------- + // Initialization + // ---------------------------------------------------------------------- -#endif /* EGL_MESA_screen_surface */ + HDC hdc = GetDC(0); // the screen or window device context, for example + EGLDisplay display = eglGetDisplay(hdc); + + EGLint major, minor; -#ifndef EGL_MESA_copy_context -#define EGL_MESA_copy_context 1 + if (!eglInitialize(display, &major, &minor)) { + // could not initialize display + } -GLAPI EGLBoolean APIENTRY eglCopyContextMESA(EGLDisplay dpy, EGLContext source, EGLContext dest, EGLint mask); + EGLConfig configs[10]; + EGLint matchingConfigs; + EGLint attribList[] = { 0 }; // extend this -#endif /* EGL_MESA_copy_context */ + if (!eglChooseConfig(display, attribList, &configs, 10, &matchingConfigs)) { + // could not choose config + } + if (matchingConfigs < 1) { + // did not find a suitable configuration + } -/* XXX this is preliminary! */ -#ifndef EGL_VERSION_1_2 -#define EGL_VERSION_1_2 1 + EGLConfig config = configs[0]; // pick any -typedef int EGLenum; -typedef int EGLClientBuffer; + EGLSurface surface = eglCreatePbufferSurface(display, config, attribList); + + // test for error -#define EGL_DISPLAY_SCALING 10000 -#define EGL_UNKNOWN ((EGLint)-1) + EGLContext context = eglCreateContext(display, config, 0, attribList); + + // test for error -#define EGL_OPENGL_ES_BIT 0x1 -#define EGL_OPENVG_BIT 0x2 + // ---------------------------------------------------------------------- + // Rendering Loop + // ---------------------------------------------------------------------- -#define EGL_OPENGL_ES_API 0x30A0 -#define EGL_OPENVG_API 0x30A1 + eglMakeCurrent(display, surface, surface, context); -#define EGL_LUMINANCE_SIZE 0x303D -#define EGL_ALPHA_MASK_SIZE 0x303E -#define EGL_COLOR_BUFFER_TYPE 0x303F -#define EGL_RENDERABLE_TYPE 0x3040 + // actual GL rendering goes here -#define EGL_SINGLE_BUFFER 0x3085 -#define EGL_RENDER_BUFFER 0x3086 -#define EGL_COLORSPACE 0x3087 -#define EGL_ALPHA_FORMAT 0x3088 -#define EGL_COLORSPACE_sRGB 0x3089 -#define EGL_COLORSPACE_LINEAR 0x308A -#define EGL_ALPHA_FORMAT_NONPRE 0x308B -#define EGL_ALPHA_FORMAT_PRE 0x308C -#define EGL_CLIENT_APIS 0x308D -#define EGL_RGB_BUFFER 0x308E -#define EGL_LUMINANCE_BUFFER 0x308F -#define EGL_HORIZONTAL_RESOLUTION 0x3090 -#define EGL_VERTICAL_RESOLUTION 0x3091 -#define EGL_PIXEL_ASPECT_RATIO 0x3092 -#define EGL_SWAP_BEHAVIOR 0x3093 -#define EGL_BUFFER_PRESERVED 0x3094 -#define EGL_BUFFER_DESTROYED 0x3095 -#define EGL_OPENVG_IMAGE 0x3096 -#define EGL_CONTEXT_CLIENT_TYPE 0x3097 + eglWait(); + eglSwapBuffers(display, surface); -GLAPI EGLBoolean APIENTRY eglBindAPI(EGLenum api); -GLAPI EGLenum APIENTRY eglQueryAPI(void); -GLAPI EGLBoolean APIENTRY eglWaitClient(void); -GLAPI EGLBoolean APIENTRY eglReleaseThread(void); -GLAPI EGLSurface APIENTRY eglCreatePbufferFromClientBuffer(EGLDisplay dpy, EGLenum buftype, EGLClientBuffer buffer, EGLConfig config, const EGLint *attrib_list); + // ---------------------------------------------------------------------- + // Cleanup + // ---------------------------------------------------------------------- -#endif /* EGL_VERSION_1_2 */ + if (!eglDestoyContext(display, context)) { + // error deallocating context + } + + if (!eglDestroySurface(display, surface)) { + // error deallocating surface + } -#ifdef __cplusplus -} -#endif + if (!eglTerminate(display)) { + // error while cleaning up display + } -#endif /* _EGL_H */ + +*/ |