src/video/SDL_egl_c.h
author Ryan C. Gordon
Mon, 23 Jan 2017 12:06:10 -0500
changeset 10837 c2f241c2f6ad
parent 10740 bb53965b659d
child 11175 cbc6a8a5b701
permissions -rw-r--r--
audio: Fix same bug as last commit, but for _mm_bslli_si128 vs _mm_slli_si128.
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/*
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  Simple DirectMedia Layer
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  Copyright (C) 1997-2017 Sam Lantinga <slouken@libsdl.org>
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  This software is provided 'as-is', without any express or implied
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  warranty.  In no event will the authors be held liable for any damages
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  arising from the use of this software.
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  Permission is granted to anyone to use this software for any purpose,
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  including commercial applications, and to alter it and redistribute it
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  freely, subject to the following restrictions:
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  1. The origin of this software must not be misrepresented; you must not
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     claim that you wrote the original software. If you use this software
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     in a product, an acknowledgment in the product documentation would be
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     appreciated but is not required.
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  2. Altered source versions must be plainly marked as such, and must not be
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     misrepresented as being the original software.
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  3. This notice may not be removed or altered from any source distribution.
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*/
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#include "../SDL_internal.h"
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#ifndef SDL_egl_h_
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#define SDL_egl_h_
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#if SDL_VIDEO_OPENGL_EGL
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#include "SDL_egl.h"
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#include "SDL_sysvideo.h"
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typedef struct SDL_EGL_VideoData
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{
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    void *egl_dll_handle, *dll_handle;
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    EGLDisplay egl_display;
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    EGLConfig egl_config;
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    int egl_swapinterval;
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    EGLDisplay(EGLAPIENTRY *eglGetDisplay) (NativeDisplayType display);
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    EGLBoolean(EGLAPIENTRY *eglInitialize) (EGLDisplay dpy, EGLint * major,
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                                EGLint * minor);
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    EGLBoolean(EGLAPIENTRY  *eglTerminate) (EGLDisplay dpy);
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    void *(EGLAPIENTRY *eglGetProcAddress) (const char * procName);
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    EGLBoolean(EGLAPIENTRY *eglChooseConfig) (EGLDisplay dpy,
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                                  const EGLint * attrib_list,
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                                  EGLConfig * configs,
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                                  EGLint config_size, EGLint * num_config);
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    EGLContext(EGLAPIENTRY *eglCreateContext) (EGLDisplay dpy,
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                                   EGLConfig config,
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                                   EGLContext share_list,
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                                   const EGLint * attrib_list);
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    EGLBoolean(EGLAPIENTRY *eglDestroyContext) (EGLDisplay dpy, EGLContext ctx);
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    EGLSurface(EGLAPIENTRY *eglCreateWindowSurface) (EGLDisplay dpy,
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                                         EGLConfig config,
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                                         NativeWindowType window,
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                                         const EGLint * attrib_list);
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    EGLBoolean(EGLAPIENTRY *eglDestroySurface) (EGLDisplay dpy, EGLSurface surface);
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    EGLBoolean(EGLAPIENTRY *eglMakeCurrent) (EGLDisplay dpy, EGLSurface draw,
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                                 EGLSurface read, EGLContext ctx);
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    EGLBoolean(EGLAPIENTRY *eglSwapBuffers) (EGLDisplay dpy, EGLSurface draw);
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    EGLBoolean(EGLAPIENTRY *eglSwapInterval) (EGLDisplay dpy, EGLint interval);
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    const char *(EGLAPIENTRY *eglQueryString) (EGLDisplay dpy, EGLint name);
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    EGLBoolean(EGLAPIENTRY  *eglGetConfigAttrib) (EGLDisplay dpy, EGLConfig config,
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                                     EGLint attribute, EGLint * value);
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    EGLBoolean(EGLAPIENTRY *eglWaitNative) (EGLint  engine);
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    EGLBoolean(EGLAPIENTRY *eglWaitGL)(void);
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    EGLBoolean(EGLAPIENTRY *eglBindAPI)(EGLenum);
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    EGLint(EGLAPIENTRY *eglGetError)(void);
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} SDL_EGL_VideoData;
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/* OpenGLES functions */
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extern int SDL_EGL_GetAttribute(_THIS, SDL_GLattr attrib, int *value);
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extern int SDL_EGL_LoadLibrary(_THIS, const char *path, NativeDisplayType native_display);
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extern void *SDL_EGL_GetProcAddress(_THIS, const char *proc);
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extern void SDL_EGL_UnloadLibrary(_THIS);
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extern int SDL_EGL_ChooseConfig(_THIS);
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extern int SDL_EGL_SetSwapInterval(_THIS, int interval);
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extern int SDL_EGL_GetSwapInterval(_THIS);
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extern void SDL_EGL_DeleteContext(_THIS, SDL_GLContext context);
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extern EGLSurface *SDL_EGL_CreateSurface(_THIS, NativeWindowType nw);
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extern void SDL_EGL_DestroySurface(_THIS, EGLSurface egl_surface);
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/* These need to be wrapped to get the surface for the window by the platform GLES implementation */
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extern SDL_GLContext SDL_EGL_CreateContext(_THIS, EGLSurface egl_surface);
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extern int SDL_EGL_MakeCurrent(_THIS, EGLSurface egl_surface, SDL_GLContext context);
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extern int SDL_EGL_SwapBuffers(_THIS, EGLSurface egl_surface);
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/* SDL Error-reporting */
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extern int SDL_EGL_SetErrorEx(const char * message, const char * eglFunctionName, EGLint eglErrorCode);
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#define SDL_EGL_SetError(message, eglFunctionName) SDL_EGL_SetErrorEx(message, eglFunctionName, _this->egl_data->eglGetError())
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/* A few of useful macros */
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#define SDL_EGL_SwapWindow_impl(BACKEND) int \
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BACKEND ## _GLES_SwapWindow(_THIS, SDL_Window * window) \
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{\
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    return SDL_EGL_SwapBuffers(_this, ((SDL_WindowData *) window->driverdata)->egl_surface);\
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}
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#define SDL_EGL_MakeCurrent_impl(BACKEND) int \
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BACKEND ## _GLES_MakeCurrent(_THIS, SDL_Window * window, SDL_GLContext context) \
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{\
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    if (window && context) { \
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        return SDL_EGL_MakeCurrent(_this, ((SDL_WindowData *) window->driverdata)->egl_surface, context); \
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    }\
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    else {\
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        return SDL_EGL_MakeCurrent(_this, NULL, NULL);\
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    }\
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}
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#define SDL_EGL_CreateContext_impl(BACKEND) SDL_GLContext \
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BACKEND ## _GLES_CreateContext(_THIS, SDL_Window * window) \
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{\
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    return SDL_EGL_CreateContext(_this, ((SDL_WindowData *) window->driverdata)->egl_surface);\
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}
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#endif /* SDL_VIDEO_OPENGL_EGL */
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#endif /* SDL_egl_h_ */
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/* vi: set ts=4 sw=4 expandtab: */