This CL implements a tesselated path renderer, using GLU's libtess.  All of the
fill modes except hairline are supported.  Note that the path renderer is not
enabled by default; to enable it, replace "GrCreatePathRenderer_none.cpp" with
"GrCreatePathRenderer_tesselated.cpp" in skia.gyp, and run gyp_skia, and build.

This change also contains a number of build fixes for Win32 (for building
SampleApp on VS2008) and Mac (for my ancient Mac Pro which supports
GL_EXT_framebuffer_object but not GL_ARB_framebuffer_object).  Also,
priorityq-heap.c was removed from the SampleApp build, since it's #included by
priorityq.c (weird, I know).

NB:  When this change is rolled into chrome, some modifications to chromium's
skia.gyp will be necessary.

Review URL:  http://codereview.appspot.com/4289072/



git-svn-id: http://skia.googlecode.com/svn/trunk@1012 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gpu/src/GrCreatePathRenderer_tesselated.cpp b/gpu/src/GrCreatePathRenderer_tesselated.cpp
new file mode 100644
index 0000000..b00cf35
--- /dev/null
+++ b/gpu/src/GrCreatePathRenderer_tesselated.cpp
@@ -0,0 +1,20 @@
+/*
+    Copyright 2011 Google Inc.
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+         http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+ */
+
+#include "GrTesselatedPathRenderer.h"
+
+
+GrPathRenderer* GrPathRenderer::CreatePathRenderer() { return new GrTesselatedPathRenderer(); }