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Unified Diff: bench/HardStopGradientBench.cpp

Issue 2140603003: Revert of Add HardStopGradientBench.cpp (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Created 4 years, 5 months ago
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Index: bench/HardStopGradientBench.cpp
diff --git a/bench/HardStopGradientBench.cpp b/bench/HardStopGradientBench.cpp
deleted file mode 100644
index 8851cec4d5288311d04b93f065fa6473324711fd..0000000000000000000000000000000000000000
--- a/bench/HardStopGradientBench.cpp
+++ /dev/null
@@ -1,118 +0,0 @@
-/*
- * 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 "Benchmark.h"
-
-#include "SkCanvas.h"
-#include "SkShader.h"
-#include "SkGradientShader.h"
-#include "SkString.h"
-#include "SkColor.h"
-#include "SkPaint.h"
-
-static const char* get_tilemode_name(SkShader::TileMode tilemode) {
- switch (tilemode) {
- case SkShader::kClamp_TileMode:
- return "clamp";
- case SkShader::kRepeat_TileMode:
- return "repeat";
- case SkShader::kMirror_TileMode:
- return "mirror";
- default:
- SkDEBUGFAIL("Unknown tilemode");
- return "error";
- }
-}
-
-class HardStopGradientBench : public Benchmark {
-public:
- HardStopGradientBench(SkShader::TileMode tilemode, int count) {
- fName.printf("hardstop_%s_%03d_colors", get_tilemode_name(tilemode), count);
-
- fTileMode = tilemode;
- fColorCount = count;
- }
-
- const char* onGetName() override {
- return fName.c_str();
- }
-
- SkIPoint onGetSize() override {
- return SkIPoint::Make(kSize, kSize);
- }
-
- void onPreDraw(SkCanvas* canvas) override {
- // Left to right
- SkPoint points[2] = {
- SkPoint::Make(0, kSize/2),
- SkPoint::Make(kSize-1, kSize/2),
- };
-
- // "Evenly spaced" colors
- SkColor colors[50];
- for (int i = 0; i < fColorCount; i++) {
- colors[i] = i * (0xffffffff / fColorCount);
- }
-
- // Create a hard stop
- SkScalar positions[50];
- positions[0] = 0.0f;
- positions[1] = 0.0f;
- for (int i = 2; i < fColorCount; i++) {
- // Evenly spaced afterwards
- positions[i] = i / (fColorCount - 1.0f);
- }
-
- fPaint.setShader(SkGradientShader::MakeLinear(points,
- colors,
- positions,
- fColorCount,
- fTileMode,
- 0,
- nullptr));
- }
-
- /*
- * Draw simple linear gradient from left to right
- */
- void onDraw(int loops, SkCanvas* canvas) override {
- for (int i = 0; i < loops; i++) {
- canvas->drawPaint(fPaint);
- }
- }
-
-private:
- static const int kSize = 500;
-
- SkShader::TileMode fTileMode;
- SkString fName;
- int fColorCount;
- SkPaint fPaint;
-
- typedef Benchmark INHERITED;
-};
-
-// Clamp
-DEF_BENCH(return new HardStopGradientBench(SkShader::kClamp_TileMode, 5);)
-DEF_BENCH(return new HardStopGradientBench(SkShader::kClamp_TileMode, 10);)
-DEF_BENCH(return new HardStopGradientBench(SkShader::kClamp_TileMode, 25);)
-DEF_BENCH(return new HardStopGradientBench(SkShader::kClamp_TileMode, 50);)
-DEF_BENCH(return new HardStopGradientBench(SkShader::kClamp_TileMode, 100);)
-
-// Repeat
-DEF_BENCH(return new HardStopGradientBench(SkShader::kRepeat_TileMode, 5);)
-DEF_BENCH(return new HardStopGradientBench(SkShader::kRepeat_TileMode, 10);)
-DEF_BENCH(return new HardStopGradientBench(SkShader::kRepeat_TileMode, 25);)
-DEF_BENCH(return new HardStopGradientBench(SkShader::kRepeat_TileMode, 50);)
-DEF_BENCH(return new HardStopGradientBench(SkShader::kRepeat_TileMode, 100);)
-
-// Mirror
-DEF_BENCH(return new HardStopGradientBench(SkShader::kMirror_TileMode, 5);)
-DEF_BENCH(return new HardStopGradientBench(SkShader::kMirror_TileMode, 10);)
-DEF_BENCH(return new HardStopGradientBench(SkShader::kMirror_TileMode, 25);)
-DEF_BENCH(return new HardStopGradientBench(SkShader::kMirror_TileMode, 50);)
-DEF_BENCH(return new HardStopGradientBench(SkShader::kMirror_TileMode, 100);)
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