From 995beb6b00afc0e28f5effc8a22a7a3dcb2544e8 Mon Sep 17 00:00:00 2001 From: "junov@chromium.org" Date: Thu, 28 Mar 2013 13:49:22 +0000 Subject: Adding unit test for verifying copy on write in SkSurface + bug fix in SkCanvas::clear Review URL: https://codereview.chromium.org/13116018 git-svn-id: http://skia.googlecode.com/svn/trunk@8429 2bbb7eff-a529-9590-31e7-b0007b416f81 --- tests/SurfaceTest.cpp | 150 ++++++++++++++++++++++++++++++++++++++++++++++++++ tests/TestClassDef.h | 4 +- 2 files changed, 152 insertions(+), 2 deletions(-) create mode 100644 tests/SurfaceTest.cpp (limited to 'tests') diff --git a/tests/SurfaceTest.cpp b/tests/SurfaceTest.cpp new file mode 100644 index 0000000000..69a73f8556 --- /dev/null +++ b/tests/SurfaceTest.cpp @@ -0,0 +1,150 @@ + +/* + * 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 "SkCanvas.h" +#include "SkRRect.h" +#include "SkSurface.h" +#include "Test.h" + +#if SK_SUPPORT_GPU +#include "GrContextFactory.h" +#else +class GrContextFactory; +class GrContext; +#endif + +enum SurfaceType { + kRaster_SurfaceType, + kGpu_SurfaceType, + kPicture_SurfaceType +}; + +static SkSurface* createSurface(SurfaceType surfaceType, GrContext* context) { + static const SkImage::Info imageSpec = { + 10, // width + 10, // height + SkImage::kPMColor_ColorType, + SkImage::kPremul_AlphaType + }; + + switch (surfaceType) { + case kRaster_SurfaceType: + return SkSurface::NewRaster(imageSpec); + case kGpu_SurfaceType: +#if SK_SUPPORT_GPU + SkASSERT(NULL != context); + return SkSurface::NewRenderTarget(context, imageSpec); +#else + SkASSERT(0); +#endif + case kPicture_SurfaceType: + return SkSurface::NewPicture(10, 10); + } + SkASSERT(0); + return NULL; +} + +static void TestSurfaceCopyOnWrite(skiatest::Reporter* reporter, SurfaceType surfaceType, + GrContext* context) { + // Verify that the right canvas commands trigger a copy on write + SkSurface* surface = createSurface(surfaceType, context); + SkAutoTUnref aur_surface(surface); + SkCanvas* canvas = surface->getCanvas(); + + const SkRect testRect = + SkRect::MakeXYWH(SkIntToScalar(0), SkIntToScalar(0), + SkIntToScalar(4), SkIntToScalar(5)); + SkMatrix testMatrix; + testMatrix.reset(); + testMatrix.setScale(SkIntToScalar(2), SkIntToScalar(3)); + + SkPath testPath; + testPath.addRect(SkRect::MakeXYWH(SkIntToScalar(0), SkIntToScalar(0), + SkIntToScalar(2), SkIntToScalar(1))); + + const SkIRect testIRect = SkIRect::MakeXYWH(0, 0, 2, 1); + + SkRegion testRegion; + testRegion.setRect(testIRect); + + + const SkColor testColor = 0x01020304; + const SkPaint testPaint; + const SkPoint testPoints[3] = { + {SkIntToScalar(0), SkIntToScalar(0)}, + {SkIntToScalar(2), SkIntToScalar(1)}, + {SkIntToScalar(0), SkIntToScalar(2)} + }; + const size_t testPointCount = 3; + + SkBitmap testBitmap; + testBitmap.setConfig(SkBitmap::kARGB_8888_Config, 10, 10); + testBitmap.allocPixels(); + + SkRRect testRRect; + testRRect.setRectXY(testRect, SK_Scalar1, SK_Scalar1); + + SkString testText("Hello World"); + const SkPoint testPoints2[] = { + { SkIntToScalar(0), SkIntToScalar(1) }, + { SkIntToScalar(1), SkIntToScalar(1) }, + { SkIntToScalar(2), SkIntToScalar(1) }, + { SkIntToScalar(3), SkIntToScalar(1) }, + { SkIntToScalar(4), SkIntToScalar(1) }, + { SkIntToScalar(5), SkIntToScalar(1) }, + { SkIntToScalar(6), SkIntToScalar(1) }, + { SkIntToScalar(7), SkIntToScalar(1) }, + { SkIntToScalar(8), SkIntToScalar(1) }, + { SkIntToScalar(9), SkIntToScalar(1) }, + { SkIntToScalar(10), SkIntToScalar(1) }, + }; + +#define EXPECT_COPY_ON_WRITE(command) \ + { \ + SkImage* imageBefore = surface->newImageShapshot(); \ + SkAutoTUnref aur_before(imageBefore); \ + canvas-> command ; \ + SkImage* imageAfter = surface->newImageShapshot(); \ + SkAutoTUnref aur_after(imageAfter); \ + REPORTER_ASSERT(reporter, imageBefore != imageAfter); \ + } + + EXPECT_COPY_ON_WRITE(clear(testColor)) + EXPECT_COPY_ON_WRITE(drawPaint(testPaint)) + EXPECT_COPY_ON_WRITE(drawPoints(SkCanvas::kPoints_PointMode, testPointCount, testPoints, \ + testPaint)) + EXPECT_COPY_ON_WRITE(drawOval(testRect, testPaint)) + EXPECT_COPY_ON_WRITE(drawRect(testRect, testPaint)) + EXPECT_COPY_ON_WRITE(drawRRect(testRRect, testPaint)) + EXPECT_COPY_ON_WRITE(drawPath(testPath, testPaint)) + EXPECT_COPY_ON_WRITE(drawBitmap(testBitmap, 0, 0)) + EXPECT_COPY_ON_WRITE(drawBitmapRect(testBitmap, NULL, testRect)) + EXPECT_COPY_ON_WRITE(drawBitmapMatrix(testBitmap, testMatrix, NULL)) + EXPECT_COPY_ON_WRITE(drawBitmapNine(testBitmap, testIRect, testRect, NULL)) + EXPECT_COPY_ON_WRITE(drawSprite(testBitmap, 0, 0, NULL)) + EXPECT_COPY_ON_WRITE(drawText(testText.c_str(), testText.size(), 0, 1, testPaint)) + EXPECT_COPY_ON_WRITE(drawPosText(testText.c_str(), testText.size(), testPoints2, \ + testPaint)) + EXPECT_COPY_ON_WRITE(drawTextOnPath(testText.c_str(), testText.size(), testPath, NULL, \ + testPaint)) +} + +static void TestSurface(skiatest::Reporter* reporter) { + TestSurfaceCopyOnWrite(reporter, kRaster_SurfaceType, NULL); + TestSurfaceCopyOnWrite(reporter, kPicture_SurfaceType, NULL); +} + +static void TestSurfaceGpu(skiatest::Reporter* reporter, GrContextFactory* factory) { +#if SK_SUPPORT_GPU + GrContext* context = factory->get(GrContextFactory::kNative_GLContextType); + TestSurfaceCopyOnWrite(reporter, kGpu_SurfaceType, context); +#endif +} + +#include "TestClassDef.h" +DEFINE_TESTCLASS("Surface", SurfaceTestClass, TestSurface) +DEFINE_GPUTESTCLASS("SurfaceGpu", SurfaceGpuTestClass, TestSurfaceGpu) diff --git a/tests/TestClassDef.h b/tests/TestClassDef.h index ee4b1397b7..4a7db4a337 100644 --- a/tests/TestClassDef.h +++ b/tests/TestClassDef.h @@ -26,7 +26,7 @@ virtual void onGetName(SkString* name) SK_OVERRIDE { name->set(uiname); } \ virtual void onRun(Reporter* reporter) SK_OVERRIDE { function(reporter); } \ }; \ - static TestRegistry gReg(classname::Factory); \ + static TestRegistry gReg_##classname(classname::Factory); \ } #define DEFINE_GPUTESTCLASS(uiname, classname, function) \ @@ -40,5 +40,5 @@ function(reporter, GetGrContextFactory()); \ } \ }; \ - static TestRegistry gReg(classname::Factory); \ + static TestRegistry gReg_##classname(classname::Factory); \ } -- cgit v1.2.3