src/egl/main/egldisplay.h

   1 #ifndef EGLDISPLAY_INCLUDED
   2 #define EGLDISPLAY_INCLUDED
   3
   4 #ifdef _EGL_PLATFORM_X
   5 #include <X11/Xlib.h>
   6 #endif
   7
   8 #include "egltypedefs.h"
   9
  10
  11 struct _egl_display
  12 {
  13    EGLNativeDisplayType NativeDisplay;
  14    EGLDisplay Handle;
  15
  16    const char *DriverName;
  17    const char *DriverArgs;
  18    _EGLDriver *Driver;
  19
  20    EGLint NumScreens;
  21    _EGLScreen **Screens;  /* array [NumScreens] */
  22
  23    EGLint NumConfigs;
  24    _EGLConfig **Configs;  /* array [NumConfigs] of ptr to _EGLConfig */
  25
  26    /* lists of linked contexts and surface */
  27    _EGLContext *ContextList;
  28    _EGLSurface *SurfaceList;
  29 #ifdef _EGL_PLATFORM_X
  30    Display *Xdpy;
  31 #endif
  32 };
  33
  34
  35 extern _EGLDisplay *
  36 _eglNewDisplay(NativeDisplayType displayName);
  37
  38
  39 extern EGLDisplay
  40 _eglLinkDisplay(_EGLDisplay *dpy);
  41
  42
  43 extern void
  44 _eglUnlinkDisplay(_EGLDisplay *dpy);
  45
  46
  47 extern EGLDisplay
  48 _eglGetDisplayHandle(_EGLDisplay *display);
  49
  50
  51 extern _EGLDisplay *
  52 _eglLookupDisplay(EGLDisplay dpy);
  53
  54
  55 /**
  56  * Return true if the display is linked.
  57  */
  58 static INLINE EGLBoolean
  59 _eglIsDisplayLinked(_EGLDisplay *dpy)
  60 {
  61    return (EGLBoolean) (_eglGetDisplayHandle(dpy) != EGL_NO_DISPLAY);
  62 }
  63
  64
  65 extern _EGLDisplay *
  66 _eglFindDisplay(NativeDisplayType nativeDisplay);
  67
  68
  69 extern void
  70 _eglReleaseDisplayResources(_EGLDriver *drv, EGLDisplay dpy);
  71
  72
  73 extern void
  74 _eglCleanupDisplay(_EGLDisplay *disp);
  75
  76
  77 extern EGLContext
  78 _eglLinkContext(_EGLContext *ctx, _EGLDisplay *dpy);
  79
  80
  81 extern void
  82 _eglUnlinkContext(_EGLContext *ctx);
  83
  84
  85 extern EGLContext
  86 _eglGetContextHandle(_EGLContext *ctx);
  87
  88
  89 extern _EGLContext *
  90 _eglLookupContext(EGLContext ctx);
  91
  92
  93 /**
  94  * Return true if the context is linked to a display.
  95  */
  96 static INLINE EGLBoolean
  97 _eglIsContextLinked(_EGLContext *ctx)
  98 {
  99    return (EGLBoolean) (_eglGetContextHandle(ctx) != EGL_NO_CONTEXT);
 100 }
 101
 102 extern EGLSurface
 103 _eglLinkSurface(_EGLSurface *surf, _EGLDisplay *dpy);
 104
 105
 106 extern void
 107 _eglUnlinkSurface(_EGLSurface *surf);
 108
 109
 110 extern EGLSurface
 111 _eglGetSurfaceHandle(_EGLSurface *);
 112
 113
 114 extern _EGLSurface *
 115 _eglLookupSurface(EGLSurface surf);
 116
 117
 118 /**
 119  * Return true if the surface is linked to a display.
 120  */
 121 static INLINE EGLBoolean
 122 _eglIsSurfaceLinked(_EGLSurface *surf)
 123 {
 124    return (EGLBoolean) (_eglGetSurfaceHandle(surf) != EGL_NO_SURFACE);
 125 }
 126
 127
 128 #endif /* EGLDISPLAY_INCLUDED */