WIP: GPU-accelerated trapezoidal path renderer.

samplecode/SampleApp.cpp

Index: samplecode/SampleApp.cpp
diff --git a/samplecode/SampleApp.cpp b/samplecode/SampleApp.cpp
index 22e8b8aa1cbe338cd8891905b7d5262c736b07f9..404d7a7bc21366dfa4954d217e5e617f39812109 100644
--- a/samplecode/SampleApp.cpp
+++ b/samplecode/SampleApp.cpp
@@ -25,6 +25,7 @@
 #include "SkPaintFilterCanvas.h"
 #include "SkPicture.h"
 #include "SkPictureRecorder.h"
+#include "SkScan.h"
 #include "SkStream.h"
 #include "SkSurface.h"
 #include "SkTSort.h"
@@ -856,6 +857,8 @@ SampleWindow::SampleWindow(void* hwnd, int argc, char** argv, DeviceManager* dev
     fAppMenu->assignKeyEquivalentToItem(itemID, 'd');
     itemID = fAppMenu->appendTriState("AA", "AA", sinkID, fAAState);
     fAppMenu->assignKeyEquivalentToItem(itemID, 'b');
+    itemID = fAppMenu->appendSwitch("Wireframe", "Wireframe", sinkID, false);
+    fAppMenu->assignKeyEquivalentToItem(itemID, 'w');
     itemID = fAppMenu->appendTriState("LCD", "LCD", sinkID, fLCDState);
     fAppMenu->assignKeyEquivalentToItem(itemID, 'l');
     itemID = fAppMenu->appendList("FilterQuality", "FilterQuality", sinkID, fFilterQualityIndex,
@@ -1572,6 +1575,10 @@ bool SampleWindow::onEvent(const SkEvent& evt) {
         this->toggleSlideshow();
         return true;
     }
+    if (SkOSMenu::FindSwitchState(evt, "Wireframe", &SkScan::gWireframe)) {
+        this->inval(NULL);
+        return true;
+    }
     if (SkOSMenu::FindTriState(evt, "AA", &fAAState) ||
         SkOSMenu::FindTriState(evt, "LCD", &fLCDState) ||
         SkOSMenu::FindListIndex(evt, "FilterQuality", &fFilterQualityIndex) ||