src/egl/main/eglsurface.h

   1 #ifndef EGLSURFACE_INCLUDED
   2 #define EGLSURFACE_INCLUDED
   3
   4
   5 #include "egltypedefs.h"
   6
   7
   8 /**
   9  * "Base" class for device driver surfaces.
  10  */
  11 struct _egl_surface
  12 {
  13    /* Managed by EGLDisplay for linking */
  14    _EGLDisplay *Display;
  15    _EGLSurface *Next;
  16
  17    /* The bound status of the surface */
  18    _EGLContext *Binding;
  19    EGLBoolean BoundToTexture;
  20
  21    _EGLConfig *Config;
  22
  23    EGLint Type; /* one of EGL_WINDOW_BIT, EGL_PIXMAP_BIT or EGL_PBUFFER_BIT */
  24    EGLint Width, Height;
  25    EGLint TextureFormat, TextureTarget;
  26    EGLint MipmapTexture, MipmapLevel;
  27    EGLint SwapInterval;
  28
  29    /* If type == EGL_SCREEN_BIT: */
  30    EGLint VisibleRefCount; /* number of screens I'm displayed on */
  31
  32 #ifdef EGL_VERSION_1_2
  33    EGLint SwapBehavior; /* one of EGL_BUFFER_PRESERVED/DESTROYED */
  34    EGLint HorizontalResolution, VerticalResolution;
  35    EGLint AspectRatio;
  36    EGLint RenderBuffer; /* EGL_BACK_BUFFER or EGL_SINGLE_BUFFER */
  37    EGLint AlphaFormat; /* EGL_ALPHA_FORMAT_NONPRE or EGL_ALPHA_FORMAT_PRE */
  38    EGLint Colorspace; /* EGL_COLORSPACE_sRGB or EGL_COLORSPACE_LINEAR */
  39 #endif /* EGL_VERSION_1_2 */
  40 };
  41
  42
  43 extern EGLBoolean
  44 _eglInitSurface(_EGLDriver *drv, _EGLSurface *surf, EGLint type,
  45                 _EGLConfig *config, const EGLint *attrib_list);
  46
  47
  48 extern EGLBoolean
  49 _eglSwapBuffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf);
  50
  51
  52 extern EGLBoolean
  53 _eglCopyBuffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf, NativePixmapType target);
  54
  55
  56 extern EGLBoolean
  57 _eglQuerySurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf, EGLint attribute, EGLint *value);
  58
  59
  60 extern _EGLSurface *
  61 _eglCreateWindowSurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, NativeWindowType window, const EGLint *attrib_list);
  62
  63
  64 extern _EGLSurface *
  65 _eglCreatePixmapSurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, NativePixmapType pixmap, const EGLint *attrib_list);
  66
  67
  68 extern _EGLSurface *
  69 _eglCreatePbufferSurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf, const EGLint *attrib_list);
  70
  71
  72 extern EGLBoolean
  73 _eglDestroySurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf);
  74
  75
  76 extern EGLBoolean
  77 _eglSurfaceAttrib(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf, EGLint attribute, EGLint value);
  78
  79
  80 extern EGLBoolean
  81 _eglBindTexImage(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf, EGLint buffer);
  82
  83
  84 extern EGLBoolean
  85 _eglReleaseTexImage(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf, EGLint buffer);
  86
  87
  88 extern EGLBoolean
  89 _eglSwapInterval(_EGLDriver *drv, _EGLDisplay *dpy, EGLint interval);
  90
  91
  92 #ifdef EGL_VERSION_1_2
  93
  94 extern _EGLSurface *
  95 _eglCreatePbufferFromClientBuffer(_EGLDriver *drv, _EGLDisplay *dpy,
  96                                   EGLenum buftype, EGLClientBuffer buffer,
  97                                   _EGLConfig *conf, const EGLint *attrib_list);
  98
  99 #endif /* EGL_VERSION_1_2 */
 100
 101
 102 /**
 103  * Return true if the surface is bound to a thread.
 104  * A surface bound to a texutre is not considered bound by
 105  * this function.
 106  */
 107 static INLINE EGLBoolean
 108 _eglIsSurfaceBound(_EGLSurface *surf)
 109 {
 110    return (surf->Binding != NULL);
 111 }
 112
 113
 114 #endif /* EGLSURFACE_INCLUDED */