Paint low-res tiles without expensive filters.

skia/ext/paint_simplifier.cc

Index: skia/ext/paint_simplifier.cc
diff --git a/skia/ext/paint_simplifier.cc b/skia/ext/paint_simplifier.cc
new file mode 100644
index 0000000000000000000000000000000000000000..1b842a400c5b26b76a5e78c921631e0bf0e4b33c
--- /dev/null
+++ b/skia/ext/paint_simplifier.cc
@@ -0,0 +1,32 @@
+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "skia/ext/paint_simplifier.h"
+#include "third_party/skia/include/core/SkPaint.h"
+
+namespace skia {
+
+PaintSimplifier::PaintSimplifier()
+  : INHERITED() {
+
+}
+
+PaintSimplifier::~PaintSimplifier() {
+
+}
+
+bool PaintSimplifier::filter(SkPaint* paint, Type type) {
+
+  paint->setAntiAlias(false);
+  paint->setFilterBitmap(false);
+  paint->setMaskFilter(NULL);
+
+  // Uncomment this line to shade simplified tiles pink during debugging.
+  //paint->setColor(SkColorSetRGB(255, 127, 127));

[reed1, 2013/02/08 14:15:26]

need to return true so that drawing will continue. (false means abort this
draw).

[Tom Hudson, 2013/02/08 14:47:39]

Done.

Thanks, that was the bug that was manifesting looking like a math/geometry
issue, and the compiler wasn't warning me of my folly.

+}
+
+
+}  // namespace skia
+
+