Added GM and Bench
Added GM's and Bench
Added GM file nate_gradients.cpp
BUG=
R=reed@google.com, bsalomon@google.com
Author: dierk@google.com
Review URL: https://chromiumcodereview.appspot.com/18259012
git-svn-id: http://skia.googlecode.com/svn/trunk@9938 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gm/gradientDirtyLaundry.cpp b/gm/gradientDirtyLaundry.cpp
new file mode 100644
index 0000000..adf59b6
--- /dev/null
+++ b/gm/gradientDirtyLaundry.cpp
@@ -0,0 +1,111 @@
+
+/*
+ * Copyright 2013 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 "SkGradientShader.h"
+
+using namespace skiagm;
+
+struct GradData {
+ int fCount;
+ const SkColor* fColors;
+ const SkScalar* fPos;
+};
+
+static const SkColor gColors[] = {
+ SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
+ SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
+ SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
+ SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
+ SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
+ SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
+ SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
+ SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
+};
+
+//static const SkScalar gPos[] = { SK_Scalar1*999/2000, SK_Scalar1*1001/2000 };
+
+static const GradData gGradData[] = {
+ { 40, gColors, NULL },
+ // { 2, gColors, gPos },
+ // { 2, gCol2, NULL },
+};
+
+static SkShader* MakeLinear(const SkPoint pts[2], const GradData& data,
+ SkShader::TileMode tm, SkUnitMapper* mapper) {
+ return SkGradientShader::CreateLinear(pts, data.fColors, data.fPos,
+ data.fCount, tm, mapper);
+}
+
+static SkShader* MakeRadial(const SkPoint pts[2], const GradData& data,
+ SkShader::TileMode tm, SkUnitMapper* mapper) {
+ SkPoint center;
+ center.set(SkScalarAve(pts[0].fX, pts[1].fX),
+ SkScalarAve(pts[0].fY, pts[1].fY));
+ return SkGradientShader::CreateRadial(center, center.fX, data.fColors,
+ data.fPos, data.fCount, tm, mapper);
+}
+
+static SkShader* MakeSweep(const SkPoint pts[2], const GradData& data,
+ SkShader::TileMode, SkUnitMapper* mapper) {
+ SkPoint center;
+ center.set(SkScalarAve(pts[0].fX, pts[1].fX),
+ SkScalarAve(pts[0].fY, pts[1].fY));
+ return SkGradientShader::CreateSweep(center.fX, center.fY, data.fColors,
+ data.fPos, data.fCount, mapper);
+}
+
+
+typedef SkShader* (*GradMaker)(const SkPoint pts[2], const GradData& data,
+ SkShader::TileMode tm, SkUnitMapper* mapper);
+static const GradMaker gGradMakers[] = {
+ MakeLinear, MakeRadial, MakeSweep,
+};
+
+///////////////////////////////////////////////////////////////////////////////
+
+class GradientsGM : public GM {
+public:
+ GradientsGM() {
+ this->setBGColor(0xFFDDDDDD);
+ }
+
+protected:
+ SkString onShortName() SK_OVERRIDE { return SkString("gradient_dirty_laundry"); }
+ virtual SkISize onISize() SK_OVERRIDE { return make_isize(640, 615); }
+
+ virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
+ SkPoint pts[2] = { { 0, 0 },
+ { SkIntToScalar(100), SkIntToScalar(100) }
+ };
+ SkShader::TileMode tm = SkShader::kClamp_TileMode;
+ SkRect r = { 0, 0, SkIntToScalar(100), SkIntToScalar(100) };
+ SkPaint paint;
+ paint.setAntiAlias(true);
+
+ canvas->translate(SkIntToScalar(20), SkIntToScalar(20));
+ for (size_t i = 0; i < SK_ARRAY_COUNT(gGradData); i++) {
+ canvas->save();
+ for (size_t j = 0; j < SK_ARRAY_COUNT(gGradMakers); j++) {
+ SkShader* shader = gGradMakers[j](pts, gGradData[i], tm, NULL);
+ paint.setShader(shader)->unref();
+ canvas->drawRect(r, paint);
+ canvas->translate(0, SkIntToScalar(120));
+ }
+ canvas->restore();
+ canvas->translate(SkIntToScalar(120), 0);
+ }
+ }
+
+private:
+ typedef GM INHERITED;
+};
+
+///////////////////////////////////////////////////////////////////////////////
+
+static GM* MyFactory(void*) { return new GradientsGM; }
+static GMRegistry reg(MyFactory);