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