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-rw-r--r--src/gallium/winsys/egl_xlib/egl_xlib.c84
1 files changed, 84 insertions, 0 deletions
diff --git a/src/gallium/winsys/egl_xlib/egl_xlib.c b/src/gallium/winsys/egl_xlib/egl_xlib.c
index 1ea4b72cd9..f409a3fd6b 100644
--- a/src/gallium/winsys/egl_xlib/egl_xlib.c
+++ b/src/gallium/winsys/egl_xlib/egl_xlib.c
@@ -182,6 +182,8 @@ create_configs(_EGLDriver *drv, EGLDisplay dpy)
SET_CONFIG_ATTRIB(config, EGL_CONFORMANT, all_apis);
SET_CONFIG_ATTRIB(config, EGL_RENDERABLE_TYPE, all_apis);
SET_CONFIG_ATTRIB(config, EGL_SURFACE_TYPE, EGL_WINDOW_BIT | EGL_PBUFFER_BIT);
+ SET_CONFIG_ATTRIB(config, EGL_BIND_TO_TEXTURE_RGBA, EGL_TRUE);
+ SET_CONFIG_ATTRIB(config, EGL_BIND_TO_TEXTURE_RGB, EGL_TRUE);
_eglAddConfig(disp, config);
}
@@ -640,6 +642,86 @@ xlib_eglDestroySurface(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface)
static EGLBoolean
+xlib_eglBindTexImage(_EGLDriver *drv, EGLDisplay dpy,
+ EGLSurface surface, EGLint buffer)
+{
+ struct xlib_egl_surface *xsurf = lookup_surface(surface);
+ struct xlib_egl_context *xctx;
+ struct pipe_surface *psurf;
+ enum pipe_format format;
+ int target;
+
+ if (!xsurf || xsurf->Base.Type != EGL_PBUFFER_BIT)
+ return _eglError(EGL_BAD_SURFACE, "eglBindTexImage");
+ if (buffer != EGL_BACK_BUFFER)
+ return _eglError(EGL_BAD_PARAMETER, "eglBindTexImage");
+ if (xsurf->Base.BoundToTexture)
+ return _eglError(EGL_BAD_ACCESS, "eglBindTexImage");
+
+ /* this should be updated when choose_color_format is */
+ switch (xsurf->Base.TextureFormat) {
+ case EGL_TEXTURE_RGB:
+ format = PIPE_FORMAT_R8G8B8_UNORM;
+ break;
+ case EGL_TEXTURE_RGBA:
+ format = PIPE_FORMAT_A8R8G8B8_UNORM;
+ break;
+ default:
+ return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
+ }
+
+ switch (xsurf->Base.TextureTarget) {
+ case EGL_TEXTURE_2D:
+ target = ST_TEXTURE_2D;
+ break;
+ default:
+ return _eglError(EGL_BAD_MATCH, "eglBindTexImage");
+ }
+
+ /* flush properly */
+ if (eglGetCurrentSurface(EGL_DRAW) == surface) {
+ xctx = lookup_context(eglGetCurrentContext());
+ st_flush(xctx->Context, PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_FRAME,
+ NULL);
+ }
+ else if (_eglIsSurfaceBound(&xsurf->Base)) {
+ xctx = lookup_context(_eglGetContextHandle(xsurf->Base.Binding));
+ if (xctx)
+ st_finish(xctx->Context);
+ }
+
+ st_get_framebuffer_surface(xsurf->Framebuffer, ST_SURFACE_BACK_LEFT,
+ &psurf);
+ st_bind_texture_surface(psurf, target, xsurf->Base.MipmapLevel, format);
+ xsurf->Base.BoundToTexture = EGL_TRUE;
+
+ return EGL_TRUE;
+}
+
+
+static EGLBoolean
+xlib_eglReleaseTexImage(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface,
+ EGLint buffer)
+{
+ struct xlib_egl_surface *xsurf = lookup_surface(surface);
+ struct pipe_surface *psurf;
+
+ if (!xsurf || xsurf->Base.Type != EGL_PBUFFER_BIT ||
+ !xsurf->Base.BoundToTexture)
+ return _eglError(EGL_BAD_SURFACE, "eglReleaseTexImage");
+ if (buffer != EGL_BACK_BUFFER)
+ return _eglError(EGL_BAD_PARAMETER, "eglReleaseTexImage");
+
+ st_get_framebuffer_surface(xsurf->Framebuffer, ST_SURFACE_BACK_LEFT,
+ &psurf);
+ st_unbind_texture_surface(psurf, ST_TEXTURE_2D, xsurf->Base.MipmapLevel);
+ xsurf->Base.BoundToTexture = EGL_FALSE;
+
+ return EGL_TRUE;
+}
+
+
+static EGLBoolean
xlib_eglSwapBuffers(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw)
{
/* error checking step: */
@@ -725,6 +807,8 @@ _eglMain(_EGLDisplay *dpy, const char *args)
xdrv->Base.API.CreateWindowSurface = xlib_eglCreateWindowSurface;
xdrv->Base.API.CreatePbufferSurface = xlib_eglCreatePbufferSurface;
xdrv->Base.API.DestroySurface = xlib_eglDestroySurface;
+ xdrv->Base.API.BindTexImage = xlib_eglBindTexImage;
+ xdrv->Base.API.ReleaseTexImage = xlib_eglReleaseTexImage;
xdrv->Base.API.MakeCurrent = xlib_eglMakeCurrent;
xdrv->Base.API.SwapBuffers = xlib_eglSwapBuffers;