Update SkColorFilterImageFilter to sk_sp

bench/ColorFilterBench.cpp

 /*
  * 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 "Benchmark.h"
 #include "SkCanvas.h"
 #include "SkColorFilterImageFilter.h"
 #include "SkColorMatrixFilter.h"
-#include "SkLumaColorFilter.h"
-#include "SkTableColorFilter.h"
 
 #define FILTER_WIDTH_SMALL  SkIntToScalar(32)
 #define FILTER_HEIGHT_SMALL SkIntToScalar(32)
 #define FILTER_WIDTH_LARGE  SkIntToScalar(256)
 #define FILTER_HEIGHT_LARGE SkIntToScalar(256)
 
+static sk_sp<SkImageFilter> make_brightness(float amount, sk_sp<SkImageFilter> input) {
+    SkScalar amount255 = SkScalarMul(amount, SkIntToScalar(255));
+    SkScalar matrix[20] = { 1, 0, 0, 0, amount255,
+                            0, 1, 0, 0, amount255,
+                            0, 0, 1, 0, amount255,
+                            0, 0, 0, 1, 0 };
+    sk_sp<SkColorFilter> filter(SkColorFilter::MakeMatrixFilterRowMajor255(matrix));
+    return SkColorFilterImageFilter::Make(std::move(filter), std::move(input));
+}
+
+static sk_sp<SkImageFilter> make_grayscale(sk_sp<SkImageFilter> input) {
+    SkScalar matrix[20];
+    memset(matrix, 0, 20 * sizeof(SkScalar));
+    matrix[0] = matrix[5] = matrix[10] = 0.2126f;
+    matrix[1] = matrix[6] = matrix[11] = 0.7152f;
+    matrix[2] = matrix[7] = matrix[12] = 0.0722f;
+    matrix[18] = 1.0f;
+    sk_sp<SkColorFilter> filter(SkColorFilter::MakeMatrixFilterRowMajor255(matrix));
+    return SkColorFilterImageFilter::Make(std::move(filter), std::move(input));
+}
+
+static sk_sp<SkImageFilter> make_mode_blue(sk_sp<SkImageFilter> input) {
+    sk_sp<SkColorFilter> filter(SkColorFilter::MakeModeFilter(SK_ColorBLUE,
+                                                              SkXfermode::kSrcIn_Mode));
+    return SkColorFilterImageFilter::Make(std::move(filter), std::move(input));
+}
+
 class ColorFilterBaseBench : public Benchmark {
 
 public:
     ColorFilterBaseBench(bool small) : fIsSmall(small) {}
 
 protected:
     SkRect getFilterRect() const {
-        return isSmall() ? SkRect::MakeWH(FILTER_WIDTH_SMALL, FILTER_HEIGHT_SMALL) :
-                           SkRect::MakeWH(FILTER_WIDTH_LARGE, FILTER_HEIGHT_LARGE);
-    }
-
-    static SkImageFilter* make_brightness(float amount, SkImageFilter* input = nullptr) {
-        SkScalar amount255 = SkScalarMul(amount, SkIntToScalar(255));
-        SkScalar matrix[20] = { 1, 0, 0, 0, amount255,
-                                0, 1, 0, 0, amount255,
-                                0, 0, 1, 0, amount255,
-                                0, 0, 0, 1, 0 };
-        auto filter(SkColorFilter::MakeMatrixFilterRowMajor255(matrix));
-        return SkColorFilterImageFilter::Create(filter.get(), input);
-    }
-
-    static SkImageFilter* make_grayscale(SkImageFilter* input = nullptr) {
-        SkScalar matrix[20];
-        memset(matrix, 0, 20 * sizeof(SkScalar));
-        matrix[0] = matrix[5] = matrix[10] = 0.2126f;
-        matrix[1] = matrix[6] = matrix[11] = 0.7152f;
-        matrix[2] = matrix[7] = matrix[12] = 0.0722f;
-        matrix[18] = 1.0f;
-        auto filter(SkColorFilter::MakeMatrixFilterRowMajor255(matrix));
-        return SkColorFilterImageFilter::Create(filter.get(), input);
-    }
-
-    static SkImageFilter* make_mode_blue(SkImageFilter* input = nullptr) {
-        auto filter(SkColorFilter::MakeModeFilter(SK_ColorBLUE, SkXfermode::kSrcIn_Mode));
-        return SkColorFilterImageFilter::Create(filter.get(), input);
+        return this->isSmall() ? SkRect::MakeWH(FILTER_WIDTH_SMALL, FILTER_HEIGHT_SMALL) :
+                                 SkRect::MakeWH(FILTER_WIDTH_LARGE, FILTER_HEIGHT_LARGE);
     }
 
     inline bool isSmall() const { return fIsSmall; }
 
 private:
     bool fIsSmall;
 
     typedef Benchmark INHERITED;
 };
 
 class ColorFilterDimBrightBench : public ColorFilterBaseBench {
 
 public:
-    ColorFilterDimBrightBench(bool small) : INHERITED(small) {
-    }
+    ColorFilterDimBrightBench(bool small) : INHERITED(small) { }
 
 protected:
     const char* onGetName() override {
-        return isSmall() ? "colorfilter_dim_bright_small" : "colorfilter_dim_bright_large";
+        return this->isSmall() ? "colorfilter_dim_bright_small" : "colorfilter_dim_bright_large";
     }
 
     void onDraw(int loops, SkCanvas* canvas) override {
-        SkRect r = getFilterRect();
+        SkRect r = this->getFilterRect();
         SkPaint paint;
         paint.setColor(SK_ColorRED);
 
         for (int i = 0; i < loops; i++) {
             for (float brightness = -1.0f; brightness <= 1.0f; brightness += 0.4f) {
-                SkAutoTUnref<SkImageFilter> dim(make_brightness(-brightness));
-                SkAutoTUnref<SkImageFilter> bright(make_brightness(brightness, dim));
-                paint.setImageFilter(bright);
+                sk_sp<SkImageFilter> dim(make_brightness(-brightness, nullptr));
+                paint.setImageFilter(make_brightness(brightness, std::move(dim)));
                 canvas->drawRect(r, paint);
             }
         }
     }
 
 private:
     typedef ColorFilterBaseBench INHERITED;
 };
 
 class ColorFilterBrightGrayBench : public ColorFilterBaseBench {
 
 public:
-    ColorFilterBrightGrayBench(bool small) : INHERITED(small) {
-    }
+    ColorFilterBrightGrayBench(bool small) : INHERITED(small) { }
 
 protected:
     const char* onGetName() override {
-        return isSmall() ? "colorfilter_bright_gray_small" : "colorfilter_bright_gray_large";
+        return this->isSmall() ? "colorfilter_bright_gray_small" : "colorfilter_bright_gray_large";
     }
 
     void onDraw(int loops, SkCanvas* canvas) override {
-        SkRect r = getFilterRect();
+        SkRect r = this->getFilterRect();
         SkPaint paint;
         paint.setColor(SK_ColorRED);
         for (int i = 0; i < loops; i++) {
-            SkAutoTUnref<SkImageFilter> brightness(make_brightness(0.9f));
-            SkAutoTUnref<SkImageFilter> grayscale(make_grayscale(brightness));
-            paint.setImageFilter(grayscale);
+            sk_sp<SkImageFilter> brightness(make_brightness(0.9f, nullptr));
+            paint.setImageFilter(make_grayscale(std::move(brightness)));
             canvas->drawRect(r, paint);
         }
     }
 
 private:
     typedef ColorFilterBaseBench INHERITED;
 };
 
 class ColorFilterGrayBrightBench : public ColorFilterBaseBench {
 
 public:
-    ColorFilterGrayBrightBench(bool small) : INHERITED(small) {
-    }
+    ColorFilterGrayBrightBench(bool small) : INHERITED(small) { }
 
 protected:
     const char* onGetName() override {
-        return isSmall() ? "colorfilter_gray_bright_small" : "colorfilter_gray_bright_large";
+        return this->isSmall() ? "colorfilter_gray_bright_small" : "colorfilter_gray_bright_large";
     }
 
     void onDraw(int loops, SkCanvas* canvas) override {
-        SkRect r = getFilterRect();
+        SkRect r = this->getFilterRect();
         SkPaint paint;
         paint.setColor(SK_ColorRED);
         for (int i = 0; i < loops; i++) {
-            SkAutoTUnref<SkImageFilter> grayscale(make_grayscale());
-            SkAutoTUnref<SkImageFilter> brightness(make_brightness(0.9f, grayscale));
-            paint.setImageFilter(brightness);
+            sk_sp<SkImageFilter> grayscale(make_grayscale(nullptr));
+            paint.setImageFilter(make_brightness(0.9f, std::move(grayscale)));
             canvas->drawRect(r, paint);
         }
     }
 
 private:
     typedef ColorFilterBaseBench INHERITED;
 };
 
 class ColorFilterBlueBrightBench : public ColorFilterBaseBench {
 
 public:
-    ColorFilterBlueBrightBench(bool small) : INHERITED(small) {
-    }
+    ColorFilterBlueBrightBench(bool small) : INHERITED(small) { }
 
 protected:
     const char* onGetName() override {
-        return isSmall() ? "colorfilter_blue_bright_small" : "colorfilter_blue_bright_large";
+        return this->isSmall() ? "colorfilter_blue_bright_small" : "colorfilter_blue_bright_large";
     }
 
     void onDraw(int loops, SkCanvas* canvas) override {
-        SkRect r = getFilterRect();
+        SkRect r = this->getFilterRect();
         SkPaint paint;
         paint.setColor(SK_ColorRED);
         for (int i = 0; i < loops; i++) {
-            SkAutoTUnref<SkImageFilter> blue(make_mode_blue());
-            SkAutoTUnref<SkImageFilter> brightness(make_brightness(1.0f, blue));
-            paint.setImageFilter(brightness);
+            sk_sp<SkImageFilter> blue(make_mode_blue(nullptr));
+            paint.setImageFilter(make_brightness(1.0f, std::move(blue)));
             canvas->drawRect(r, paint);
         }
     }
 
 private:
     typedef ColorFilterBaseBench INHERITED;
 };
 
 class ColorFilterBrightBlueBench : public ColorFilterBaseBench {
 
 public:
-    ColorFilterBrightBlueBench(bool small) : INHERITED(small) {
-    }
+    ColorFilterBrightBlueBench(bool small) : INHERITED(small) { }
 
 protected:
     const char* onGetName() override {
-        return isSmall() ? "colorfilter_bright_blue_small" : "colorfilter_bright_blue_large";
+        return this->isSmall() ? "colorfilter_bright_blue_small" : "colorfilter_bright_blue_large";
     }
 
     void onDraw(int loops, SkCanvas* canvas) override {
-        SkRect r = getFilterRect();
+        SkRect r = this->getFilterRect();
         SkPaint paint;
         paint.setColor(SK_ColorRED);
         for (int i = 0; i < loops; i++) {
-            SkAutoTUnref<SkImageFilter> brightness(make_brightness(1.0f));
-            SkAutoTUnref<SkImageFilter> blue(make_mode_blue(brightness));
-            paint.setImageFilter(blue);
+            sk_sp<SkImageFilter> brightness(make_brightness(1.0f, nullptr));
+            paint.setImageFilter(make_mode_blue(std::move(brightness)));
             canvas->drawRect(r, paint);
         }
     }
 
 private:
     typedef ColorFilterBaseBench INHERITED;
 };
 
 class ColorFilterBrightBench : public ColorFilterBaseBench {
 
 public:
-    ColorFilterBrightBench(bool small) : INHERITED(small) {
-    }
+    ColorFilterBrightBench(bool small) : INHERITED(small) { }
 
 protected:
     const char* onGetName() override {
-        return isSmall() ? "colorfilter_bright_small" : "colorfilter_bright_large";
+        return this->isSmall() ? "colorfilter_bright_small" : "colorfilter_bright_large";
     }
 
     void onDraw(int loops, SkCanvas* canvas) override {
-        SkRect r = getFilterRect();
+        SkRect r = this->getFilterRect();
         SkPaint paint;
         paint.setColor(SK_ColorRED);
         for (int i = 0; i < loops; i++) {
-            SkAutoTUnref<SkImageFilter> brightness(make_brightness(1.0f));
-            paint.setImageFilter(brightness);
+            paint.setImageFilter(make_brightness(1.0f, nullptr));
             canvas->drawRect(r, paint);
         }
     }
 
 private:
     typedef ColorFilterBaseBench INHERITED;
 };
 
 class ColorFilterBlueBench : public ColorFilterBaseBench {
 
 public:
-    ColorFilterBlueBench(bool small) : INHERITED(small) {
-    }
+    ColorFilterBlueBench(bool small) : INHERITED(small) { }
 
 protected:
     const char* onGetName() override {
-        return isSmall() ? "colorfilter_blue_small" : "colorfilter_blue_large";
+        return this->isSmall() ? "colorfilter_blue_small" : "colorfilter_blue_large";
     }
 
     void onDraw(int loops, SkCanvas* canvas) override {
-        SkRect r = getFilterRect();
+        SkRect r = this->getFilterRect();
         SkPaint paint;
         paint.setColor(SK_ColorRED);
         for (int i = 0; i < loops; i++) {
-            SkAutoTUnref<SkImageFilter> blue(make_mode_blue());
-            paint.setImageFilter(blue);
+            paint.setImageFilter(make_mode_blue(nullptr));
             canvas->drawRect(r, paint);
         }
     }
 
 private:
     typedef ColorFilterBaseBench INHERITED;
 };
 
 class ColorFilterGrayBench : public ColorFilterBaseBench {
 
 public:
-    ColorFilterGrayBench(bool small) : INHERITED(small) {}
+    ColorFilterGrayBench(bool small) : INHERITED(small) { }
 
 protected:
     const char* onGetName() override {
-        return isSmall() ? "colorfilter_gray_small" : "colorfilter_gray_large";
+        return this->isSmall() ? "colorfilter_gray_small" : "colorfilter_gray_large";
     }
 
     void onDraw(int loops, SkCanvas* canvas) override {
-        SkRect r = getFilterRect();
+        SkRect r = this->getFilterRect();
         SkPaint paint;
         paint.setColor(SK_ColorRED);
         for (int i = 0; i < loops; i++) {
-            SkAutoTUnref<SkImageFilter> grayscale(make_grayscale());
-            paint.setImageFilter(grayscale);
+            paint.setImageFilter(make_grayscale(nullptr));
             canvas->drawRect(r, paint);
         }
     }
 
 private:
     typedef ColorFilterBaseBench INHERITED;
 };
 
 ///////////////////////////////////////////////////////////////////////////////
 
 DEF_BENCH( return new ColorFilterDimBrightBench(true); )
 DEF_BENCH( return new ColorFilterBrightGrayBench(true); )
 DEF_BENCH( return new ColorFilterGrayBrightBench(true); )
 DEF_BENCH( return new ColorFilterBlueBrightBench(true); )
 DEF_BENCH( return new ColorFilterBrightBlueBench(true); )
 DEF_BENCH( return new ColorFilterBrightBench(true); )
 DEF_BENCH( return new ColorFilterBlueBench(true); )
 DEF_BENCH( return new ColorFilterGrayBench(true); )
 
 DEF_BENCH( return new ColorFilterDimBrightBench(false); )
 DEF_BENCH( return new ColorFilterBrightGrayBench(false); )
 DEF_BENCH( return new ColorFilterGrayBrightBench(false); )
 DEF_BENCH( return new ColorFilterBlueBrightBench(false); )
 DEF_BENCH( return new ColorFilterBrightBlueBench(false); )
 DEF_BENCH( return new ColorFilterBrightBench(false); )
 DEF_BENCH( return new ColorFilterBlueBench(false); )
 DEF_BENCH( return new ColorFilterGrayBench(false); )