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(2012)

Unified Diff: gm/rrectclipdrawpaint.cpp

Issue 2271053004: Convert drawPaint to drawRRect in simple cases (Closed) Base URL: https://chromium.googlesource.com/skia.git@master
Patch Set: fix another msvs warning Created 4 years, 4 months ago
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Index: gm/rrectclipdrawpaint.cpp
diff --git a/gm/rrectclipdrawpaint.cpp b/gm/rrectclipdrawpaint.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..3f5ded2be51f0ec728c12d1e2595a6835b617f0c
--- /dev/null
+++ b/gm/rrectclipdrawpaint.cpp
@@ -0,0 +1,53 @@
+/*
+ * Copyright 2016 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "gm.h"
+#include "SkPath.h"
+#include "SkGradientShader.h"
+
+// Exercises code in GrDrawContext that attempts to replace a rrect clip/draw paint with draw rrect.
+DEF_SIMPLE_GM(rrect_clip_draw_paint, canvas, 256, 256) {
+ SkRRect rrect = SkRRect::MakeRectXY(SkRect::MakeXYWH(10.f, 10.f, 236.f, 236.f), 30.f, 40.f);
+
+ SkPaint p;
+ p.setColor(SK_ColorRED);
+
+ SkMatrix zoomOut;
+ zoomOut.setScale(0.7f, 0.7f, 128.f, 128.f);
+
+ const SkRect layerRect = SkRect::MakeWH(256.f, 256.f);
+ canvas->saveLayer(layerRect, nullptr);
+ canvas->clipRRect(rrect, SkRegion::kIntersect_Op, true);
+ canvas->drawPaint(p);
+ canvas->restore();
+
+ canvas->concat(zoomOut);
+ p.setColor(SK_ColorBLUE);
+ canvas->saveLayer(layerRect, nullptr);
+ canvas->clipRRect(rrect, SkRegion::kIntersect_Op, false);
+ canvas->drawPaint(p);
+ canvas->restore();
+
+ static constexpr SkPoint kPts[] = {{0.f, 0.f}, {256.f, 256.f}};
+ static constexpr SkColor kColors1[] = {SK_ColorCYAN, SK_ColorGREEN};
+ p.setShader(SkGradientShader::MakeLinear(kPts, kColors1, nullptr, 2,
+ SkShader::kClamp_TileMode));
+ canvas->concat(zoomOut);
+ canvas->saveLayer(layerRect, nullptr);
+ canvas->clipRRect(rrect, SkRegion::kIntersect_Op, true);
+ canvas->drawPaint(p);
+ canvas->restore();
+
+ static constexpr SkColor kColors2[] = {SK_ColorMAGENTA, SK_ColorGRAY};
+ p.setShader(SkGradientShader::MakeRadial({128.f, 128.f}, 128.f, kColors2, nullptr, 2,
+ SkShader::kClamp_TileMode));
+ canvas->concat(zoomOut);
+ canvas->saveLayer(layerRect, nullptr);
+ canvas->clipRRect(rrect, SkRegion::kIntersect_Op, false);
+ canvas->drawPaint(p);
+ canvas->restore();
+}
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