Atlas - SDL_egl_c.h
Home / ext / SDL2 / src / video Lines: 1 | Size: 6166 bytes [Download] [Show on GitHub] [Search similar files] [Raw] [Raw (proxy)][FILE BEGIN]1/* 2 Simple DirectMedia Layer 3 Copyright (C) 1997-2018 Sam Lantinga <[email protected]> 4 5 This software is provided 'as-is', without any express or implied 6 warranty. In no event will the authors be held liable for any damages 7 arising from the use of this software. 8 9 Permission is granted to anyone to use this software for any purpose, 10 including commercial applications, and to alter it and redistribute it 11 freely, subject to the following restrictions: 12 13 1. The origin of this software must not be misrepresented; you must not 14 claim that you wrote the original software. If you use this software 15 in a product, an acknowledgment in the product documentation would be 16 appreciated but is not required. 17 2. Altered source versions must be plainly marked as such, and must not be 18 misrepresented as being the original software. 19 3. This notice may not be removed or altered from any source distribution. 20*/ 21#include "../SDL_internal.h" 22 23#ifndef SDL_egl_h_ 24#define SDL_egl_h_ 25 26#if SDL_VIDEO_OPENGL_EGL 27 28#include "SDL_egl.h" 29 30#include "SDL_sysvideo.h" 31 32typedef struct SDL_EGL_VideoData 33{ 34 void *egl_dll_handle, *dll_handle; 35 EGLDisplay egl_display; 36 EGLConfig egl_config; 37 int egl_swapinterval; 38 int egl_surfacetype; 39 40 EGLDisplay(EGLAPIENTRY *eglGetDisplay) (NativeDisplayType display); 41 EGLDisplay(EGLAPIENTRY *eglGetPlatformDisplay) (EGLenum platform, 42 void *native_display, 43 const EGLint *attrib_list); 44 EGLDisplay(EGLAPIENTRY *eglGetPlatformDisplayEXT) (EGLenum platform, 45 void *native_display, 46 const EGLint *attrib_list); 47 EGLBoolean(EGLAPIENTRY *eglInitialize) (EGLDisplay dpy, EGLint * major, 48 EGLint * minor); 49 EGLBoolean(EGLAPIENTRY *eglTerminate) (EGLDisplay dpy); 50 51 void *(EGLAPIENTRY *eglGetProcAddress) (const char * procName); 52 53 EGLBoolean(EGLAPIENTRY *eglChooseConfig) (EGLDisplay dpy, 54 const EGLint * attrib_list, 55 EGLConfig * configs, 56 EGLint config_size, EGLint * num_config); 57 58 EGLContext(EGLAPIENTRY *eglCreateContext) (EGLDisplay dpy, 59 EGLConfig config, 60 EGLContext share_list, 61 const EGLint * attrib_list); 62 63 EGLBoolean(EGLAPIENTRY *eglDestroyContext) (EGLDisplay dpy, EGLContext ctx); 64 65 EGLSurface(EGLAPIENTRY *eglCreatePbufferSurface)(EGLDisplay dpy, EGLConfig config, 66 EGLint const* attrib_list); 67 68 EGLSurface(EGLAPIENTRY *eglCreateWindowSurface) (EGLDisplay dpy, 69 EGLConfig config, 70 NativeWindowType window, 71 const EGLint * attrib_list); 72 EGLBoolean(EGLAPIENTRY *eglDestroySurface) (EGLDisplay dpy, EGLSurface surface); 73 74 EGLBoolean(EGLAPIENTRY *eglMakeCurrent) (EGLDisplay dpy, EGLSurface draw, 75 EGLSurface read, EGLContext ctx); 76 77 EGLBoolean(EGLAPIENTRY *eglSwapBuffers) (EGLDisplay dpy, EGLSurface draw); 78 79 EGLBoolean(EGLAPIENTRY *eglSwapInterval) (EGLDisplay dpy, EGLint interval); 80 81 const char *(EGLAPIENTRY *eglQueryString) (EGLDisplay dpy, EGLint name); 82 83 EGLBoolean(EGLAPIENTRY *eglGetConfigAttrib) (EGLDisplay dpy, EGLConfig config, 84 EGLint attribute, EGLint * value); 85 86 EGLBoolean(EGLAPIENTRY *eglWaitNative) (EGLint engine); 87 88 EGLBoolean(EGLAPIENTRY *eglWaitGL)(void); 89 90 EGLBoolean(EGLAPIENTRY *eglBindAPI)(EGLenum); 91 92 EGLint(EGLAPIENTRY *eglGetError)(void); 93 94} SDL_EGL_VideoData; 95 96/* OpenGLES functions */ 97extern int SDL_EGL_GetAttribute(_THIS, SDL_GLattr attrib, int *value); 98/* SDL_EGL_LoadLibrary can get a display for a specific platform (EGL_PLATFORM_*) 99 * or, if 0 is passed, let the implementation decide. 100 */ 101extern int SDL_EGL_LoadLibrary(_THIS, const char *path, NativeDisplayType native_display, EGLenum platform); 102extern void *SDL_EGL_GetProcAddress(_THIS, const char *proc); 103extern void SDL_EGL_UnloadLibrary(_THIS); 104extern int SDL_EGL_ChooseConfig(_THIS); 105extern int SDL_EGL_SetSwapInterval(_THIS, int interval); 106extern int SDL_EGL_GetSwapInterval(_THIS); 107extern void SDL_EGL_DeleteContext(_THIS, SDL_GLContext context); 108extern EGLSurface *SDL_EGL_CreateSurface(_THIS, NativeWindowType nw); 109extern void SDL_EGL_DestroySurface(_THIS, EGLSurface egl_surface); 110 111/* These need to be wrapped to get the surface for the window by the platform GLES implementation */ 112extern SDL_GLContext SDL_EGL_CreateContext(_THIS, EGLSurface egl_surface); 113extern int SDL_EGL_MakeCurrent(_THIS, EGLSurface egl_surface, SDL_GLContext context); 114extern int SDL_EGL_SwapBuffers(_THIS, EGLSurface egl_surface); 115 116/* SDL Error-reporting */ 117extern int SDL_EGL_SetErrorEx(const char * message, const char * eglFunctionName, EGLint eglErrorCode); 118#define SDL_EGL_SetError(message, eglFunctionName) SDL_EGL_SetErrorEx(message, eglFunctionName, _this->egl_data->eglGetError()) 119 120/* A few of useful macros */ 121 122#define SDL_EGL_SwapWindow_impl(BACKEND) int \ 123BACKEND ## _GLES_SwapWindow(_THIS, SDL_Window * window) \ 124{\ 125 return SDL_EGL_SwapBuffers(_this, ((SDL_WindowData *) window->driverdata)->egl_surface);\ 126} 127 128#define SDL_EGL_MakeCurrent_impl(BACKEND) int \ 129BACKEND ## _GLES_MakeCurrent(_THIS, SDL_Window * window, SDL_GLContext context) \ 130{\ 131 if (window && context) { \ 132 return SDL_EGL_MakeCurrent(_this, ((SDL_WindowData *) window->driverdata)->egl_surface, context); \ 133 }\ 134 else {\ 135 return SDL_EGL_MakeCurrent(_this, NULL, NULL);\ 136 }\ 137} 138 139#define SDL_EGL_CreateContext_impl(BACKEND) SDL_GLContext \ 140BACKEND ## _GLES_CreateContext(_THIS, SDL_Window * window) \ 141{\ 142 return SDL_EGL_CreateContext(_this, ((SDL_WindowData *) window->driverdata)->egl_surface);\ 143} 144 145#endif /* SDL_VIDEO_OPENGL_EGL */ 146 147#endif /* SDL_egl_h_ */ 148 149/* vi: set ts=4 sw=4 expandtab: */ 150[FILE END](C) 2025 0x4248 (C) 2025 4248 Media and 4248 Systems, All part of 0x4248 See LICENCE files for more information. 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