skia2/gm/nocolorbleed.cpp
epoger@google.com ec3ed6a5eb Automatic update of all copyright notices to reflect new license terms.
I have manually examined all of these diffs and restored a few files that
seem to require manual adjustment.

The following files still need to be modified manually, in a separate CL:

android_sample/SampleApp/AndroidManifest.xml
android_sample/SampleApp/res/layout/layout.xml
android_sample/SampleApp/res/menu/sample.xml
android_sample/SampleApp/res/values/strings.xml
android_sample/SampleApp/src/com/skia/sampleapp/SampleApp.java
android_sample/SampleApp/src/com/skia/sampleapp/SampleView.java
experimental/CiCarbonSampleMain.c
experimental/CocoaDebugger/main.m
experimental/FileReaderApp/main.m
experimental/SimpleCocoaApp/main.m
experimental/iOSSampleApp/Shared/SkAlertPrompt.h
experimental/iOSSampleApp/Shared/SkAlertPrompt.m
experimental/iOSSampleApp/SkiOSSampleApp-Base.xcconfig
experimental/iOSSampleApp/SkiOSSampleApp-Debug.xcconfig
experimental/iOSSampleApp/SkiOSSampleApp-Release.xcconfig
gpu/src/android/GrGLDefaultInterface_android.cpp
gyp/common.gypi
gyp_skia
include/ports/SkHarfBuzzFont.h
include/views/SkOSWindow_wxwidgets.h
make.bat
make.py
src/opts/memset.arm.S
src/opts/memset16_neon.S
src/opts/memset32_neon.S
src/opts/opts_check_arm.cpp
src/ports/SkDebug_brew.cpp
src/ports/SkMemory_brew.cpp
src/ports/SkOSFile_brew.cpp
src/ports/SkXMLParser_empty.cpp
src/utils/ios/SkImageDecoder_iOS.mm
src/utils/ios/SkOSFile_iOS.mm
src/utils/ios/SkStream_NSData.mm
tests/FillPathTest.cpp
Review URL: http://codereview.appspot.com/4816058

git-svn-id: http://skia.googlecode.com/svn/trunk@1982 2bbb7eff-a529-9590-31e7-b0007b416f81
2011-07-28 14:26:00 +00:00

83 lines
2.7 KiB
C++
Executable File

/*
* Copyright 2011 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"
namespace skiagm {
class NoColorBleedGM : public GM {
public:
NoColorBleedGM() {}
protected:
virtual SkString onShortName() {
return SkString("nocolorbleed");
}
virtual SkISize onISize() {
return make_isize(200, 200);
}
void drawBG(SkCanvas* canvas) {
canvas->drawColor(0xFFDDDDDD);
}
virtual void onDraw(SkCanvas* canvas) {
drawBG(canvas);
SkBitmap sprite;
sprite.setConfig(SkBitmap::kARGB_8888_Config, 4, 4, 4*sizeof(SkColor));
const SkColor spriteData[16] = {
SK_ColorBLACK, SK_ColorCYAN, SK_ColorMAGENTA, SK_ColorYELLOW,
SK_ColorBLACK, SK_ColorWHITE, SK_ColorBLACK, SK_ColorRED,
SK_ColorGREEN, SK_ColorBLACK, SK_ColorWHITE, SK_ColorBLUE,
SK_ColorYELLOW, SK_ColorMAGENTA, SK_ColorCYAN, SK_ColorBLACK
};
sprite.allocPixels();
sprite.lockPixels();
SkPMColor* addr = sprite.getAddr32(0, 0);
for (size_t i = 0; i < SK_ARRAY_COUNT(spriteData); ++i) {
addr[i] = SkPreMultiplyColor(spriteData[i]);
}
sprite.unlockPixels();
// We draw a magnified subrect of the sprite
// sample interpolation may cause color bleeding around edges
// the subrect is a pure white area
SkIRect srcRect;
SkRect dstRect;
SkPaint paint;
paint.setFilterBitmap(true);
//First row : full texture with and without filtering
srcRect.setXYWH(0, 0, 4, 4);
dstRect.setXYWH(SkIntToScalar(0), SkIntToScalar(0)
, SkIntToScalar(100), SkIntToScalar(100));
canvas->drawBitmapRect(sprite, &srcRect, dstRect, &paint);
dstRect.setXYWH(SkIntToScalar(100), SkIntToScalar(0)
, SkIntToScalar(100), SkIntToScalar(100));
canvas->drawBitmapRect(sprite, &srcRect, dstRect);
//Second row : sub rect of texture with and without filtering
srcRect.setXYWH(1, 1, 2, 2);
dstRect.setXYWH(SkIntToScalar(25), SkIntToScalar(125)
, SkIntToScalar(50), SkIntToScalar(50));
canvas->drawBitmapRect(sprite, &srcRect, dstRect, &paint);
dstRect.setXYWH(SkIntToScalar(125), SkIntToScalar(125)
, SkIntToScalar(50), SkIntToScalar(50));
canvas->drawBitmapRect(sprite, &srcRect, dstRect);
}
private:
typedef GM INHERITED;
};
//////////////////////////////////////////////////////////////////////////////
static GM* MyFactory(void*) { return new NoColorBleedGM; }
static GMRegistry reg(MyFactory);
}