/**
* Surface-related functions.
- *
- * See the eglcontext.c file for comments that also apply here.
*/
_EGLConfig *conf;
EGLint width = 0, height = 0, largest = 0;
EGLint texFormat = 0, texTarget = 0, mipmapTex = 0;
+ EGLint renderBuffer = EGL_BACK_BUFFER;
+#ifdef EGL_VERSION_1_2
+ EGLint colorspace = EGL_COLORSPACE_sRGB;
+ EGLint alphaFormat = EGL_ALPHA_FORMAT_NONPRE;
+#endif
EGLint i;
switch (type) {
break;
case EGL_PIXMAP_BIT:
func = "eglCreatePixmapSurface";
+ renderBuffer = EGL_SINGLE_BUFFER;
break;
case EGL_PBUFFER_BIT:
func = "eglCreatePBufferSurface";
break;
case EGL_SCREEN_BIT_MESA:
func = "eglCreateScreenSurface";
+ renderBuffer = EGL_SINGLE_BUFFER; /* XXX correct? */
break;
default:
_eglLog(_EGL_WARNING, "Bad type in _eglInitSurface");
return EGL_FALSE;
}
break;
+#ifdef EGL_VERSION_1_2
+ case EGL_RENDER_BUFFER:
+ if (type == EGL_WINDOW_BIT) {
+ renderBuffer = attrib_list[++i];
+ if (renderBuffer != EGL_BACK_BUFFER &&
+ renderBuffer != EGL_SINGLE_BUFFER) {
+ _eglError(EGL_BAD_ATTRIBUTE, func);
+ return EGL_FALSE;
+ }
+ }
+ else {
+ _eglError(EGL_BAD_ATTRIBUTE, func);
+ return EGL_FALSE;
+ }
+ break;
+ case EGL_COLORSPACE:
+ if (type == EGL_WINDOW_BIT ||
+ type == EGL_PBUFFER_BIT ||
+ type == EGL_PIXMAP_BIT) {
+ colorspace = attrib_list[++i];
+ if (colorspace != EGL_COLORSPACE_sRGB &&
+ colorspace != EGL_COLORSPACE_LINEAR) {
+ _eglError(EGL_BAD_ATTRIBUTE, func);
+ return EGL_FALSE;
+ }
+ }
+ else {
+ _eglError(EGL_BAD_ATTRIBUTE, func);
+ return EGL_FALSE;
+ }
+ break;
+ case EGL_ALPHA_FORMAT:
+ if (type == EGL_WINDOW_BIT ||
+ type == EGL_PBUFFER_BIT ||
+ type == EGL_PIXMAP_BIT) {
+ alphaFormat = attrib_list[++i];
+ if (alphaFormat != EGL_ALPHA_FORMAT_NONPRE &&
+ alphaFormat != EGL_ALPHA_FORMAT_PRE) {
+ _eglError(EGL_BAD_ATTRIBUTE, func);
+ return EGL_FALSE;
+ }
+ }
+ else {
+ _eglError(EGL_BAD_ATTRIBUTE, func);
+ return EGL_FALSE;
+ }
+ break;
+
+#endif /* EGL_VERSION_1_2 */
default:
_eglError(EGL_BAD_ATTRIBUTE, func);
return EGL_FALSE;
}
}
- if (width <= 0 || height <= 0) {
+ if (width < 0 || height < 0) {
_eglError(EGL_BAD_ATTRIBUTE, func);
return EGL_FALSE;
}
surf->MipmapTexture = mipmapTex;
surf->MipmapLevel = 0;
surf->SwapInterval = 0;
+#ifdef EGL_VERSION_1_2
+ surf->SwapBehavior = EGL_BUFFER_DESTROYED; /* XXX ok? */
+ surf->HorizontalResolution = EGL_UNKNOWN; /* set by caller */
+ surf->VerticalResolution = EGL_UNKNOWN; /* set by caller */
+ surf->AspectRatio = EGL_UNKNOWN; /* set by caller */
+ surf->RenderBuffer = renderBuffer;
+ surf->AlphaFormat = alphaFormat;
+ surf->Colorspace = colorspace;
+#endif
return EGL_TRUE;
}
void
_eglSaveSurface(_EGLSurface *surf)
{
+ EGLuint key = _eglHashGenKey(_eglGlobal.Surfaces);
assert(surf);
assert(!surf->Handle);
- surf->Handle = _eglHashGenKey(_eglGlobal.Contexts);
+ surf->Handle = (EGLSurface) key;
assert(surf->Handle);
- _eglHashInsert(_eglGlobal.Surfaces, surf->Handle, surf);
+ _eglHashInsert(_eglGlobal.Surfaces, key, surf);
}
void
_eglRemoveSurface(_EGLSurface *surf)
{
- _eglHashRemove(_eglGlobal.Surfaces, surf->Handle);
+ _eglHashRemove(_eglGlobal.Surfaces, (EGLuint) surf->Handle);
}
+
+/**
+ * Return the public handle for an internal _EGLSurface.
+ * This is the inverse of _eglLookupSurface().
+ */
+EGLSurface
+_eglGetSurfaceHandle(_EGLSurface *surface)
+{
+ if (surface)
+ return surface->Handle;
+ else
+ return EGL_NO_SURFACE;
+}
+
+
+/**
+ * Return the private _EGLSurface which corresponds to a public EGLSurface
+ * handle.
+ * This is the inverse of _eglGetSurfaceHandle().
+ */
_EGLSurface *
_eglLookupSurface(EGLSurface surf)
{
- _EGLSurface *c = (_EGLSurface *) _eglHashLookup(_eglGlobal.Surfaces, surf);
+ _EGLSurface *c = (_EGLSurface *) _eglHashLookup(_eglGlobal.Surfaces,
+ (EGLuint) surf);
return c;
}
case EGL_CONFIG_ID:
*value = GET_CONFIG_ATTRIB(surface->Config, EGL_CONFIG_ID);
return EGL_TRUE;
+ /*XXX case EGL_LARGEST_PBUFFER:*/
+ case EGL_SURFACE_TYPE:
+ *value = surface->Type;
+ return EGL_TRUE;
+#ifdef EGL_VERSION_1_1
case EGL_TEXTURE_FORMAT:
/* texture attributes: only for pbuffers, no error otherwise */
if (surface->Type == EGL_PBUFFER_BIT)
if (surface->Type == EGL_PBUFFER_BIT)
*value = surface->MipmapLevel;
return EGL_TRUE;
- case EGL_SURFACE_TYPE:
- *value = surface->Type;
+#endif /* EGL_VERSION_1_1 */
+#ifdef EGL_VERSION_1_2
+ case EGL_SWAP_BEHAVIOR:
+ *value = surface->SwapBehavior;
+ return EGL_TRUE;
+ case EGL_RENDER_BUFFER:
+ *value = surface->RenderBuffer;
+ return EGL_TRUE;
+ case EGL_PIXEL_ASPECT_RATIO:
+ *value = surface->AspectRatio;
+ return EGL_TRUE;
+ case EGL_HORIZONTAL_RESOLUTION:
+ *value = surface->HorizontalResolution;
+ return EGL_TRUE;
+ case EGL_VERTICAL_RESOLUTION:
+ *value = surface->VerticalResolution;
+ return EGL_TRUE;
+ case EGL_ALPHA_FORMAT:
+ *value = surface->AlphaFormat;
+ return EGL_TRUE;
+ case EGL_COLORSPACE:
+ *value = surface->Colorspace;
return EGL_TRUE;
+#endif /* EGL_VERSION_1_2 */
default:
_eglError(EGL_BAD_ATTRIBUTE, "eglQuerySurface");
return EGL_FALSE;
{
_EGLSurface *surf = _eglLookupSurface(surface);
if (surf) {
- _eglHashRemove(_eglGlobal.Surfaces, surface);
+ _eglHashRemove(_eglGlobal.Surfaces, (EGLuint) surface);
if (surf->IsBound) {
surf->DeletePending = EGL_TRUE;
}
surf->SwapInterval = interval;
return EGL_TRUE;
}
+
+
+#ifdef EGL_VERSION_1_2
+
+/**
+ * Example function - drivers should do a proper implementation.
+ */
+EGLSurface
+_eglCreatePbufferFromClientBuffer(_EGLDriver *drv, EGLDisplay dpy,
+ EGLenum buftype, EGLClientBuffer buffer,
+ EGLConfig config, const EGLint *attrib_list)
+{
+ if (buftype != EGL_OPENVG_IMAGE) {
+ _eglError(EGL_BAD_PARAMETER, "eglCreatePbufferFromClientBuffer");
+ return EGL_NO_SURFACE;
+ }
+
+ return EGL_NO_SURFACE;
+}
+
+#endif /* EGL_VERSION_1_2 */