8f4269725b
Cranking the repitition count up to 500 on a MacPro yields: WITHOUT 10624: running bench [640 480] writepix_rgba_UPM 8888: cmsecs = 748.25 GPU: cmsecs = 225.95 gmsecs = 244.80 running bench [640 480] writepix_rgba_PM 8888: cmsecs = 54.12 GPU: cmsecs = 225.77 gmsecs = 244.59 WITH 10624: running bench [640 480] writepix_rgba_UPM 8888: cmsecs = 747.70 GPU: cmsecs = 230.30 gmsecs = 249.51 running bench [640 480] writepix_rgba_PM 8888: cmsecs = 55.05 GPU: cmsecs = 230.13 gmsecs = 249.38 R=bsalomon@google.com Author: robertphillips@google.com Review URL: https://chromiumcodereview.appspot.com/22895012 git-svn-id: http://skia.googlecode.com/svn/trunk@10761 2bbb7eff-a529-9590-31e7-b0007b416f81
78 lines
2.2 KiB
C++
78 lines
2.2 KiB
C++
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/*
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* Copyright 2013 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "SkBenchmark.h"
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#include "SkCanvas.h"
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#include "SkConfig8888.h"
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#include "SkString.h"
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class WritePixelsBench : public SkBenchmark {
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public:
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WritePixelsBench(void* param, SkCanvas::Config8888 config)
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: INHERITED(param)
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, fConfig(config)
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, fName("writepix") {
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switch (config) {
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case SkCanvas::kNative_Premul_Config8888:
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fName.append("_native_PM");
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break;
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case SkCanvas::kNative_Unpremul_Config8888:
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fName.append("_native_UPM");
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break;
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case SkCanvas::kBGRA_Premul_Config8888:
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fName.append("_bgra_PM");
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break;
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case SkCanvas::kBGRA_Unpremul_Config8888:
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fName.append("_bgra_UPM");
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break;
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case SkCanvas::kRGBA_Premul_Config8888:
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fName.append("_rgba_PM");
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break;
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case SkCanvas::kRGBA_Unpremul_Config8888:
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fName.append("_rgba_UPM");
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break;
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default:
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SK_CRASH();
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break;
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}
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}
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protected:
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virtual const char* onGetName() SK_OVERRIDE {
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return fName.c_str();
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}
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virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
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SkISize size = canvas->getDeviceSize();
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canvas->clear(0xFFFF0000);
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SkBitmap bmp;
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bmp.setConfig(SkBitmap::kARGB_8888_Config, size.width(), size.height());
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canvas->readPixels(&bmp, 0, 0);
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for (int loop = 0; loop < kLoopCount; ++loop) {
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canvas->writePixels(bmp, 0, 0, fConfig);
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}
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}
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private:
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static const int kLoopCount = SkBENCHLOOP(50);
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SkCanvas::Config8888 fConfig;
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SkString fName;
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typedef SkBenchmark INHERITED;
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};
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//////////////////////////////////////////////////////////////////////////////
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DEF_BENCH( return SkNEW_ARGS(WritePixelsBench, (p, SkCanvas::kRGBA_Premul_Config8888)); )
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DEF_BENCH( return SkNEW_ARGS(WritePixelsBench, (p, SkCanvas::kRGBA_Unpremul_Config8888)); )
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