eglapi.h revision a4a38dcf61f141297a083ccac217200947d57b0d 
1#ifndef EGLAPI_INCLUDED
2#define EGLAPI_INCLUDED
3
4/**
5 * A generic function ptr type
6 */
7typedef void (*_EGLProc)(void);
8
9
10/**
11 * Typedefs for all EGL API entrypoint functions.
12 */
13
14/* driver funcs */
15typedef EGLBoolean (*Initialize_t)(_EGLDriver *, _EGLDisplay *dpy);
16typedef EGLBoolean (*Terminate_t)(_EGLDriver *, _EGLDisplay *dpy);
17
18/* config funcs */
19typedef EGLBoolean (*GetConfigs_t)(_EGLDriver *drv, _EGLDisplay *dpy, EGLConfig *configs, EGLint config_size, EGLint *num_config);
20typedef EGLBoolean (*ChooseConfig_t)(_EGLDriver *drv, _EGLDisplay *dpy, const EGLint *attrib_list, EGLConfig *configs, EGLint config_size, EGLint *num_config);
21typedef EGLBoolean (*GetConfigAttrib_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *config, EGLint attribute, EGLint *value);
22
23/* context funcs */
24typedef _EGLContext *(*CreateContext_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *config, _EGLContext *share_list, const EGLint *attrib_list);
25typedef EGLBoolean (*DestroyContext_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx);
26/* this is the only function (other than Initialize) that may be called with an uninitialized display */
27typedef EGLBoolean (*MakeCurrent_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *draw, _EGLSurface *read, _EGLContext *ctx);
28typedef EGLBoolean (*QueryContext_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx, EGLint attribute, EGLint *value);
29
30/* surface funcs */
31typedef _EGLSurface *(*CreateWindowSurface_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *config, EGLNativeWindowType window, const EGLint *attrib_list);
32typedef _EGLSurface *(*CreatePixmapSurface_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *config, EGLNativePixmapType pixmap, const EGLint *attrib_list);
33typedef _EGLSurface *(*CreatePbufferSurface_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *config, const EGLint *attrib_list);
34typedef EGLBoolean (*DestroySurface_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface);
35typedef EGLBoolean (*QuerySurface_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface, EGLint attribute, EGLint *value);
36typedef EGLBoolean (*SurfaceAttrib_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface, EGLint attribute, EGLint value);
37typedef EGLBoolean (*BindTexImage_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface, EGLint buffer);
38typedef EGLBoolean (*ReleaseTexImage_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface, EGLint buffer);
39typedef EGLBoolean (*SwapInterval_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf, EGLint interval);
40typedef EGLBoolean (*SwapBuffers_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *draw);
41typedef EGLBoolean (*CopyBuffers_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface, EGLNativePixmapType target);
42
43/* misc funcs */
44typedef const char *(*QueryString_t)(_EGLDriver *drv, _EGLDisplay *dpy, EGLint name);
45typedef EGLBoolean (*WaitClient_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx);
46typedef EGLBoolean (*WaitNative_t)(_EGLDriver *drv, _EGLDisplay *dpy, EGLint engine);
47
48/* this function may be called from multiple threads at the same time */
49typedef _EGLProc (*GetProcAddress_t)(_EGLDriver *drv, const char *procname);
50
51
52
53#ifdef EGL_MESA_screen_surface
54typedef EGLBoolean (*ChooseModeMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *screen, const EGLint *attrib_list, EGLModeMESA *modes, EGLint modes_size, EGLint *num_modes);
55typedef EGLBoolean (*GetModesMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *screen, EGLModeMESA *modes, EGLint mode_size, EGLint *num_mode);
56typedef EGLBoolean (*GetModeAttribMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLMode *mode, EGLint attribute, EGLint *value);
57typedef EGLBoolean (*CopyContextMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *source, _EGLContext *dest, EGLint mask);
58typedef EGLBoolean (*GetScreensMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, EGLScreenMESA *screens, EGLint max_screens, EGLint *num_screens);
59typedef _EGLSurface *(*CreateScreenSurfaceMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *config, const EGLint *attrib_list);
60typedef EGLBoolean (*ShowScreenSurfaceMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *screen, _EGLSurface *surface, _EGLMode *mode);
61typedef EGLBoolean (*ScreenPositionMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *screen, EGLint x, EGLint y);
62typedef EGLBoolean (*QueryScreenMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *screen, EGLint attribute, EGLint *value);
63typedef EGLBoolean (*QueryScreenSurfaceMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *screen, _EGLSurface **surface);
64typedef EGLBoolean (*QueryScreenModeMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLScreen *screen, _EGLMode **mode);
65typedef const char * (*QueryModeStringMESA_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLMode *mode);
66#endif /* EGL_MESA_screen_surface */
67
68
69#ifdef EGL_VERSION_1_2
70typedef _EGLSurface *(*CreatePbufferFromClientBuffer_t)(_EGLDriver *drv, _EGLDisplay *dpy, EGLenum buftype, EGLClientBuffer buffer, _EGLConfig *config, const EGLint *attrib_list);
71#endif /* EGL_VERSION_1_2 */
72
73
74#ifdef EGL_KHR_image_base
75typedef _EGLImage *(*CreateImageKHR_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attr_list);
76typedef EGLBoolean (*DestroyImageKHR_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLImage *image);
77#endif /* EGL_KHR_image_base */
78
79
80#ifdef EGL_KHR_reusable_sync
81typedef _EGLSync *(*CreateSyncKHR_t)(_EGLDriver *drv, _EGLDisplay *dpy, EGLenum type, const EGLint *attrib_list);
82typedef EGLBoolean (*DestroySyncKHR_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync);
83typedef EGLint (*ClientWaitSyncKHR_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync, EGLint flags, EGLTimeKHR timeout);
84typedef EGLBoolean (*SignalSyncKHR_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync, EGLenum mode);
85typedef EGLBoolean (*GetSyncAttribKHR_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync, EGLint attribute, EGLint *value);
86#endif /* EGL_KHR_reusable_sync */
87
88
89#ifdef EGL_NOK_swap_region
90typedef EGLBoolean (*SwapBuffersRegionNOK_t)(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf, EGLint numRects, const EGLint *rects);
91#endif
92
93#ifdef EGL_MESA_drm_image
94typedef _EGLImage *(*CreateDRMImageMESA_t)(_EGLDriver *drv, _EGLDisplay *disp, const EGLint *attr_list);
95typedef EGLBoolean (*ExportDRMImageMESA_t)(_EGLDriver *drv, _EGLDisplay *disp, _EGLImage *img, EGLint *name, EGLint *handle, EGLint *stride);
96#endif
97
98/**
99 * The API dispatcher jumps through these functions
100 */
101struct _egl_api
102{
103   Initialize_t Initialize;
104   Terminate_t Terminate;
105
106   GetConfigs_t GetConfigs;
107   ChooseConfig_t ChooseConfig;
108   GetConfigAttrib_t GetConfigAttrib;
109
110   CreateContext_t CreateContext;
111   DestroyContext_t DestroyContext;
112   MakeCurrent_t MakeCurrent;
113   QueryContext_t QueryContext;
114
115   CreateWindowSurface_t CreateWindowSurface;
116   CreatePixmapSurface_t CreatePixmapSurface;
117   CreatePbufferSurface_t CreatePbufferSurface;
118   DestroySurface_t DestroySurface;
119   QuerySurface_t QuerySurface;
120   SurfaceAttrib_t SurfaceAttrib;
121   BindTexImage_t BindTexImage;
122   ReleaseTexImage_t ReleaseTexImage;
123   SwapInterval_t SwapInterval;
124   SwapBuffers_t SwapBuffers;
125   CopyBuffers_t CopyBuffers;
126
127   QueryString_t QueryString;
128   WaitClient_t WaitClient;
129   WaitNative_t WaitNative;
130   GetProcAddress_t GetProcAddress;
131
132#ifdef EGL_MESA_screen_surface
133   ChooseModeMESA_t ChooseModeMESA;
134   GetModesMESA_t GetModesMESA;
135   GetModeAttribMESA_t GetModeAttribMESA;
136   CopyContextMESA_t CopyContextMESA;
137   GetScreensMESA_t GetScreensMESA;
138   CreateScreenSurfaceMESA_t CreateScreenSurfaceMESA;
139   ShowScreenSurfaceMESA_t ShowScreenSurfaceMESA;
140   ScreenPositionMESA_t ScreenPositionMESA;
141   QueryScreenMESA_t QueryScreenMESA;
142   QueryScreenSurfaceMESA_t QueryScreenSurfaceMESA;
143   QueryScreenModeMESA_t QueryScreenModeMESA;
144   QueryModeStringMESA_t QueryModeStringMESA;
145#endif /* EGL_MESA_screen_surface */
146
147#ifdef EGL_VERSION_1_2
148   CreatePbufferFromClientBuffer_t CreatePbufferFromClientBuffer;
149#endif
150
151#ifdef EGL_KHR_image_base
152   CreateImageKHR_t CreateImageKHR;
153   DestroyImageKHR_t DestroyImageKHR;
154#endif /* EGL_KHR_image_base */
155
156#ifdef EGL_KHR_reusable_sync
157   CreateSyncKHR_t CreateSyncKHR;
158   DestroySyncKHR_t DestroySyncKHR;
159   ClientWaitSyncKHR_t ClientWaitSyncKHR;
160   SignalSyncKHR_t SignalSyncKHR;
161   GetSyncAttribKHR_t GetSyncAttribKHR;
162#endif /* EGL_KHR_reusable_sync */
163
164#ifdef EGL_NOK_swap_region
165   SwapBuffersRegionNOK_t SwapBuffersRegionNOK;
166#endif
167
168#ifdef EGL_MESA_drm_image
169   CreateDRMImageMESA_t CreateDRMImageMESA;
170   ExportDRMImageMESA_t ExportDRMImageMESA;
171#endif
172};
173
174#endif /* EGLAPI_INCLUDED */
175