src/egl/main/eglcontext.h

   1
   2 #ifndef EGLCONTEXT_INCLUDED
   3 #define EGLCONTEXT_INCLUDED
   4
   5
   6 #include "egltypedefs.h"
   7
   8
   9 /**
  10  * "Base" class for device driver contexts.
  11  */
  12 struct _egl_context
  13 {
  14    /* Managed by EGLDisplay for linking */
  15    _EGLDisplay *Display;
  16    _EGLContext *Next;
  17
  18    /* The bound status of the context */
  19    _EGLThreadInfo *Binding;
  20    _EGLSurface *DrawSurface;
  21    _EGLSurface *ReadSurface;
  22
  23    _EGLConfig *Config;
  24
  25    EGLint ClientAPI; /**< EGL_OPENGL_ES_API, EGL_OPENGL_API, EGL_OPENVG_API */
  26    EGLint ClientVersion; /**< 1 = OpenGLES 1.x, 2 = OpenGLES 2.x */
  27 };
  28
  29
  30 extern EGLBoolean
  31 _eglInitContext(_EGLDriver *drv, _EGLContext *ctx,
  32                 _EGLConfig *config, const EGLint *attrib_list);
  33
  34
  35 extern _EGLContext *
  36 _eglCreateContext(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, _EGLContext *share_list, const EGLint *attrib_list);
  37
  38
  39 extern EGLBoolean
  40 _eglDestroyContext(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx);
  41
  42
  43 extern EGLBoolean
  44 _eglQueryContext(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx, EGLint attribute, EGLint *value);
  45
  46
  47 extern EGLBoolean
  48 _eglMakeCurrent(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *draw, _EGLSurface *read, _EGLContext *ctx);
  49
  50
  51 extern EGLBoolean
  52 _eglCopyContextMESA(_EGLDriver *drv, EGLDisplay dpy, EGLContext source, EGLContext dest, EGLint mask);
  53
  54
  55 /**
  56  * Return true if the context is bound to a thread.
  57  */
  58 static INLINE EGLBoolean
  59 _eglIsContextBound(_EGLContext *ctx)
  60 {
  61    return (ctx->Binding != NULL);
  62 }
  63
  64
  65 #endif /* EGLCONTEXT_INCLUDED */