# HG changeset patch
# User Thinker K.F. Li <thinker@codemud.net>
# Date 1292242774 -28800
# Node ID 20e15872f3df10490d2a253ec11adb8558042e56
# Parent  5b2394f67ad0fb9fd379bd29d5aac29733e387e5
Fix bug of passing wrong object to eglQuerySurface().

It supposed to pass EGLSurface to eglQuerySurface(), but a
mbe_surface_t was passed.

diff -r 5b2394f67ad0 -r 20e15872f3df src/graph_engine_openvg.c
--- a/src/graph_engine_openvg.c	Sat Dec 11 21:08:51 2010 +0800
+++ b/src/graph_engine_openvg.c	Mon Dec 13 20:19:34 2010 +0800
@@ -825,6 +825,7 @@
 void
 mbe_clear(mbe_t *canvas) {
     EGLDisplay display;
+    EGLSurface *tgt_surface;
     EGLint w, h;
     EGLBoolean r;
 
@@ -832,9 +833,10 @@
 
     display = _VG_DISPLAY();
     
-    r = eglQuerySurface(display, canvas->tgt, EGL_WIDTH, &w);
+    tgt_surface = (EGLSurface *)canvas->tgt->surface;
+    r = eglQuerySurface(display, tgt_surface, EGL_WIDTH, &w);
     ASSERT(r == EGL_TRUE);
-    r = eglQuerySurface(display, canvas->tgt, EGL_HEIGHT, &h);
+    r = eglQuerySurface(display, tgt_surface, EGL_HEIGHT, &h);
     ASSERT(r == EGL_TRUE);
     
     /* Clear regions to the color specified by mbe_create() */