src/egl/main/eglapi.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
   4  * Copyright 2009-2010 Chia-I Wu <olvaffe@gmail.com>
   5  * Copyright 2010-2011 LunarG, Inc.
   6  * All Rights Reserved.
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining a
   9  * copy of this software and associated documentation files (the
  10  * "Software"), to deal in the Software without restriction, including
  11  * without limitation the rights to use, copy, modify, merge, publish,
  12  * distribute, sub license, and/or sell copies of the Software, and to
  13  * permit persons to whom the Software is furnished to do so, subject to
  14  * the following conditions:
  15  *
  16  * The above copyright notice and this permission notice (including the
  17  * next paragraph) shall be included in all copies or substantial portions
  18  * of the Software.
  19  *
  20  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  21  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  23  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  24  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  25  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  26  * DEALINGS IN THE SOFTWARE.
  27  *
  28  **************************************************************************/
  29
  30
  31 #ifndef EGLAPI_INCLUDED
  32 #define EGLAPI_INCLUDED
  33
  34 /**
  35  * A generic function ptr type
  36  */
  37 typedef void (*_EGLProc)(void);
  38
  39
  40 /**
  41  * Typedefs for all EGL API entrypoint functions.
  42  */
  43
  44 /* driver funcs */
  45 typedef EGLBoolean (*Initialize_t)(_EGLDriver *, _EGLDisplay *dpy);
  46 typedef EGLBoolean (*Terminate_t)(_EGLDriver *, _EGLDisplay *dpy);
  47
  48 /* config funcs */
  49 typedef EGLBoolean (*GetConfigs_t)(_EGLDriver *drv, _EGLDisplay *dpy, EGLConfig *configs, EGLint config_size, EGLint *num_config);
  50 typedef EGLBoolean (*ChooseConfig_t)(_EGLDriver *drv, _EGLDisplay *dpy, const EGLint *attrib_list, EGLConfig *configs, EGLint config_size, EGLint *num_config);
  51 typedef EGLBoolean (*GetConfigAttrib_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *config, EGLint attribute, EGLint *value);
  52
  53 /* context funcs */
  54 typedef _EGLContext *(*CreateContext_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *config, _EGLContext *share_list, const EGLint *attrib_list);
  55 typedef EGLBoolean (*DestroyContext_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx);
  56 /* this is the only function (other than Initialize) that may be called with an uninitialized display */
  57 typedef EGLBoolean (*MakeCurrent_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *draw, _EGLSurface *read, _EGLContext *ctx);
  58 typedef EGLBoolean (*QueryContext_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx, EGLint attribute, EGLint *value);
  59
  60 /* surface funcs */
  61 typedef _EGLSurface *(*CreateWindowSurface_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *config, EGLNativeWindowType window, const EGLint *attrib_list);
  62 typedef _EGLSurface *(*CreatePixmapSurface_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *config, EGLNativePixmapType pixmap, const EGLint *attrib_list);
  63 typedef _EGLSurface *(*CreatePbufferSurface_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *config, const EGLint *attrib_list);
  64 typedef EGLBoolean (*DestroySurface_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface);
  65 typedef EGLBoolean (*QuerySurface_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface, EGLint attribute, EGLint *value);
  66 typedef EGLBoolean (*SurfaceAttrib_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface, EGLint attribute, EGLint value);
  67 typedef EGLBoolean (*BindTexImage_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface, EGLint buffer);
  68 typedef EGLBoolean (*ReleaseTexImage_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface, EGLint buffer);
  69 typedef EGLBoolean (*SwapInterval_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf, EGLint interval);
  70 typedef EGLBoolean (*SwapBuffers_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *draw);
  71 typedef EGLBoolean (*CopyBuffers_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface, EGLNativePixmapType target);
  72
  73 /* misc funcs */
  74 typedef const char *(*QueryString_t)(_EGLDriver *drv, _EGLDisplay *dpy, EGLint name);
  75 typedef EGLBoolean (*WaitClient_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx);
  76 typedef EGLBoolean (*WaitNative_t)(_EGLDriver *drv, _EGLDisplay *dpy, EGLint engine);
  77
  78 /* this function may be called from multiple threads at the same time */
  79 typedef _EGLProc (*GetProcAddress_t)(_EGLDriver *drv, const char *procname);
  80
  81
  82
  83 #ifdef EGL_MESA_screen_surface
  84 typedef EGLBoolean (*ChooseModeMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *screen, const EGLint *attrib_list, EGLModeMESA *modes, EGLint modes_size, EGLint *num_modes);
  85 typedef EGLBoolean (*GetModesMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *screen, EGLModeMESA *modes, EGLint mode_size, EGLint *num_mode);
  86 typedef EGLBoolean (*GetModeAttribMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLMode *mode, EGLint attribute, EGLint *value);
  87 typedef EGLBoolean (*CopyContextMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *source, _EGLContext *dest, EGLint mask);
  88 typedef EGLBoolean (*GetScreensMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, EGLScreenMESA *screens, EGLint max_screens, EGLint *num_screens);
  89 typedef _EGLSurface *(*CreateScreenSurfaceMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *config, const EGLint *attrib_list);
  90 typedef EGLBoolean (*ShowScreenSurfaceMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *screen, _EGLSurface *surface, _EGLMode *mode);
  91 typedef EGLBoolean (*ScreenPositionMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *screen, EGLint x, EGLint y);
  92 typedef EGLBoolean (*QueryScreenMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *screen, EGLint attribute, EGLint *value);
  93 typedef EGLBoolean (*QueryScreenSurfaceMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *screen, _EGLSurface **surface);
  94 typedef EGLBoolean (*QueryScreenModeMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *screen, _EGLMode **mode);
  95 typedef const char * (*QueryModeStringMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLMode *mode);
  96 #endif /* EGL_MESA_screen_surface */
  97
  98
  99 typedef _EGLSurface *(*CreatePbufferFromClientBuffer_t)(_EGLDriver *drv, _EGLDisplay *dpy, EGLenum buftype, EGLClientBuffer buffer, _EGLConfig *config, const EGLint *attrib_list);
 100
 101
 102 typedef _EGLImage *(*CreateImageKHR_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attr_list);
 103 typedef EGLBoolean (*DestroyImageKHR_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLImage *image);
 104
 105
 106 typedef _EGLSync *(*CreateSyncKHR_t)(_EGLDriver *drv, _EGLDisplay *dpy, EGLenum type, const EGLint *attrib_list);
 107 typedef EGLBoolean (*DestroySyncKHR_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync);
 108 typedef EGLint (*ClientWaitSyncKHR_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync, EGLint flags, EGLTimeKHR timeout);
 109 typedef EGLBoolean (*SignalSyncKHR_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync, EGLenum mode);
 110 typedef EGLBoolean (*GetSyncAttribKHR_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync, EGLint attribute, EGLint *value);
 111
 112
 113 #ifdef EGL_NOK_swap_region
 114 typedef EGLBoolean (*SwapBuffersRegionNOK_t)(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf, EGLint numRects, const EGLint *rects);
 115 #endif
 116
 117 #ifdef EGL_MESA_drm_image
 118 typedef _EGLImage *(*CreateDRMImageMESA_t)(_EGLDriver *drv, _EGLDisplay *disp, const EGLint *attr_list);
 119 typedef EGLBoolean (*ExportDRMImageMESA_t)(_EGLDriver *drv, _EGLDisplay *disp, _EGLImage *img, EGLint *name, EGLint *handle, EGLint *stride);
 120 #endif
 121
 122 #ifdef EGL_WL_bind_wayland_display
 123 struct wl_display;
 124 typedef EGLBoolean (*BindWaylandDisplayWL_t)(_EGLDriver *drv, _EGLDisplay *disp, struct wl_display *display);
 125 typedef EGLBoolean (*UnbindWaylandDisplayWL_t)(_EGLDriver *drv, _EGLDisplay *disp, struct wl_display *display);
 126 typedef EGLBoolean (*QueryWaylandBufferWL_t)(_EGLDriver *drv, _EGLDisplay *displ, struct wl_buffer *buffer, EGLint attribute, EGLint *value);
 127 #endif
 128
 129 typedef EGLBoolean (*PostSubBufferNV_t)(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surface, EGLint x, EGLint y, EGLint width, EGLint height);
 130
 131 typedef EGLint (*QueryBufferAge_t)(_EGLDriver *drv,
 132                                    _EGLDisplay *dpy, _EGLSurface *surface);
 133
 134
 135 /**
 136  * The API dispatcher jumps through these functions
 137  */
 138 struct _egl_api
 139 {
 140    Initialize_t Initialize;
 141    Terminate_t Terminate;
 142
 143    GetConfigs_t GetConfigs;
 144    ChooseConfig_t ChooseConfig;
 145    GetConfigAttrib_t GetConfigAttrib;
 146
 147    CreateContext_t CreateContext;
 148    DestroyContext_t DestroyContext;
 149    MakeCurrent_t MakeCurrent;
 150    QueryContext_t QueryContext;
 151
 152    CreateWindowSurface_t CreateWindowSurface;
 153    CreatePixmapSurface_t CreatePixmapSurface;
 154    CreatePbufferSurface_t CreatePbufferSurface;
 155    DestroySurface_t DestroySurface;
 156    QuerySurface_t QuerySurface;
 157    SurfaceAttrib_t SurfaceAttrib;
 158    BindTexImage_t BindTexImage;
 159    ReleaseTexImage_t ReleaseTexImage;
 160    SwapInterval_t SwapInterval;
 161    SwapBuffers_t SwapBuffers;
 162    CopyBuffers_t CopyBuffers;
 163
 164    QueryString_t QueryString;
 165    WaitClient_t WaitClient;
 166    WaitNative_t WaitNative;
 167    GetProcAddress_t GetProcAddress;
 168
 169 #ifdef EGL_MESA_screen_surface
 170    ChooseModeMESA_t ChooseModeMESA;
 171    GetModesMESA_t GetModesMESA;
 172    GetModeAttribMESA_t GetModeAttribMESA;
 173    CopyContextMESA_t CopyContextMESA;
 174    GetScreensMESA_t GetScreensMESA;
 175    CreateScreenSurfaceMESA_t CreateScreenSurfaceMESA;
 176    ShowScreenSurfaceMESA_t ShowScreenSurfaceMESA;
 177    ScreenPositionMESA_t ScreenPositionMESA;
 178    QueryScreenMESA_t QueryScreenMESA;
 179    QueryScreenSurfaceMESA_t QueryScreenSurfaceMESA;
 180    QueryScreenModeMESA_t QueryScreenModeMESA;
 181    QueryModeStringMESA_t QueryModeStringMESA;
 182 #endif /* EGL_MESA_screen_surface */
 183
 184    CreatePbufferFromClientBuffer_t CreatePbufferFromClientBuffer;
 185
 186    CreateImageKHR_t CreateImageKHR;
 187    DestroyImageKHR_t DestroyImageKHR;
 188
 189    CreateSyncKHR_t CreateSyncKHR;
 190    DestroySyncKHR_t DestroySyncKHR;
 191    ClientWaitSyncKHR_t ClientWaitSyncKHR;
 192    SignalSyncKHR_t SignalSyncKHR;
 193    GetSyncAttribKHR_t GetSyncAttribKHR;
 194
 195 #ifdef EGL_NOK_swap_region
 196    SwapBuffersRegionNOK_t SwapBuffersRegionNOK;
 197 #endif
 198
 199 #ifdef EGL_MESA_drm_image
 200    CreateDRMImageMESA_t CreateDRMImageMESA;
 201    ExportDRMImageMESA_t ExportDRMImageMESA;
 202 #endif
 203
 204 #ifdef EGL_WL_bind_wayland_display
 205    BindWaylandDisplayWL_t BindWaylandDisplayWL;
 206    UnbindWaylandDisplayWL_t UnbindWaylandDisplayWL;
 207    QueryWaylandBufferWL_t QueryWaylandBufferWL;
 208 #endif
 209
 210    PostSubBufferNV_t PostSubBufferNV;
 211
 212    QueryBufferAge_t QueryBufferAge;
 213 };
 214
 215 #endif /* EGLAPI_INCLUDED */