| /* |
| * 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 "SkData.h" |
| #include "SkImageEncoder.h" |
| #include "SkRRect.h" |
| #include "SkSurface.h" |
| #include "SkUtils.h" |
| #include "Test.h" |
| |
| #if SK_SUPPORT_GPU |
| #include "GrContextFactory.h" |
| #else |
| class GrContextFactory; |
| class GrContext; |
| #endif |
| |
| enum SurfaceType { |
| kRaster_SurfaceType, |
| kRasterDirect_SurfaceType, |
| kGpu_SurfaceType, |
| kGpuScratch_SurfaceType, |
| }; |
| |
| static const int gSurfaceSize = 10; |
| static SkPMColor gSurfaceStorage[gSurfaceSize * gSurfaceSize]; |
| |
| static SkSurface* createSurface(SurfaceType surfaceType, GrContext* context, |
| SkImageInfo* requestedInfo = NULL) { |
| static const SkImageInfo info = SkImageInfo::MakeN32Premul(gSurfaceSize, |
| gSurfaceSize); |
| |
| if (requestedInfo) { |
| *requestedInfo = info; |
| } |
| |
| switch (surfaceType) { |
| case kRaster_SurfaceType: |
| return SkSurface::NewRaster(info); |
| case kRasterDirect_SurfaceType: |
| return SkSurface::NewRasterDirect(info, gSurfaceStorage, |
| info.minRowBytes()); |
| case kGpu_SurfaceType: |
| #if SK_SUPPORT_GPU |
| return context ? SkSurface::NewRenderTarget(context, info) : NULL; |
| #endif |
| break; |
| case kGpuScratch_SurfaceType: |
| #if SK_SUPPORT_GPU |
| return context ? SkSurface::NewScratchRenderTarget(context, info) : NULL; |
| #endif |
| break; |
| } |
| return NULL; |
| } |
| |
| enum ImageType { |
| kRasterCopy_ImageType, |
| kRasterData_ImageType, |
| kGpu_ImageType, |
| kCodec_ImageType, |
| }; |
| |
| static void test_image(skiatest::Reporter* reporter) { |
| SkImageInfo info = SkImageInfo::MakeN32Premul(1, 1); |
| size_t rowBytes = info.minRowBytes(); |
| size_t size = info.getSafeSize(rowBytes); |
| void* addr = sk_malloc_throw(size); |
| SkData* data = SkData::NewFromMalloc(addr, size); |
| |
| REPORTER_ASSERT(reporter, 1 == data->getRefCnt()); |
| SkImage* image = SkImage::NewRasterData(info, data, rowBytes); |
| REPORTER_ASSERT(reporter, 2 == data->getRefCnt()); |
| image->unref(); |
| REPORTER_ASSERT(reporter, 1 == data->getRefCnt()); |
| data->unref(); |
| } |
| |
| static SkImage* createImage(ImageType imageType, GrContext* context, |
| SkColor color) { |
| const SkPMColor pmcolor = SkPreMultiplyColor(color); |
| const SkImageInfo info = SkImageInfo::MakeN32Premul(10, 10); |
| const size_t rowBytes = info.minRowBytes(); |
| const size_t size = rowBytes * info.fHeight; |
| |
| void* addr = sk_malloc_throw(size); |
| sk_memset32((SkPMColor*)addr, pmcolor, SkToInt(size >> 2)); |
| SkAutoTUnref<SkData> data(SkData::NewFromMalloc(addr, size)); |
| |
| switch (imageType) { |
| case kRasterCopy_ImageType: |
| return SkImage::NewRasterCopy(info, addr, rowBytes); |
| case kRasterData_ImageType: |
| return SkImage::NewRasterData(info, data, rowBytes); |
| case kGpu_ImageType: |
| return NULL; // TODO |
| case kCodec_ImageType: { |
| SkBitmap bitmap; |
| bitmap.installPixels(info, addr, rowBytes, NULL, NULL); |
| SkAutoTUnref<SkData> src( |
| SkImageEncoder::EncodeData(bitmap, SkImageEncoder::kPNG_Type, |
| 100)); |
| return SkImage::NewEncodedData(src); |
| } |
| } |
| SkASSERT(false); |
| return NULL; |
| } |
| |
| static void test_imagepeek(skiatest::Reporter* reporter) { |
| static const struct { |
| ImageType fType; |
| bool fPeekShouldSucceed; |
| } gRec[] = { |
| { kRasterCopy_ImageType, true }, |
| { kRasterData_ImageType, true }, |
| { kGpu_ImageType, false }, |
| { kCodec_ImageType, false }, |
| }; |
| |
| const SkColor color = SK_ColorRED; |
| const SkPMColor pmcolor = SkPreMultiplyColor(color); |
| |
| for (size_t i = 0; i < SK_ARRAY_COUNT(gRec); ++i) { |
| SkImageInfo info; |
| size_t rowBytes; |
| |
| SkAutoTUnref<SkImage> image(createImage(gRec[i].fType, NULL, color)); |
| if (!image.get()) { |
| continue; // gpu may not be enabled |
| } |
| const void* addr = image->peekPixels(&info, &rowBytes); |
| bool success = (NULL != addr); |
| REPORTER_ASSERT(reporter, gRec[i].fPeekShouldSucceed == success); |
| if (success) { |
| REPORTER_ASSERT(reporter, 10 == info.fWidth); |
| REPORTER_ASSERT(reporter, 10 == info.fHeight); |
| REPORTER_ASSERT(reporter, kN32_SkColorType == info.fColorType); |
| REPORTER_ASSERT(reporter, kPremul_SkAlphaType == info.fAlphaType || |
| kOpaque_SkAlphaType == info.fAlphaType); |
| REPORTER_ASSERT(reporter, info.minRowBytes() <= rowBytes); |
| REPORTER_ASSERT(reporter, pmcolor == *(const SkPMColor*)addr); |
| } |
| } |
| } |
| |
| static void test_canvaspeek(skiatest::Reporter* reporter, |
| GrContextFactory* factory) { |
| static const struct { |
| SurfaceType fType; |
| bool fPeekShouldSucceed; |
| } gRec[] = { |
| { kRaster_SurfaceType, true }, |
| { kRasterDirect_SurfaceType, true }, |
| #if SK_SUPPORT_GPU |
| { kGpu_SurfaceType, false }, |
| { kGpuScratch_SurfaceType, false }, |
| #endif |
| }; |
| |
| const SkColor color = SK_ColorRED; |
| const SkPMColor pmcolor = SkPreMultiplyColor(color); |
| |
| GrContext* context = NULL; |
| #if SK_SUPPORT_GPU |
| context = factory->get(GrContextFactory::kNative_GLContextType); |
| #endif |
| |
| for (size_t i = 0; i < SK_ARRAY_COUNT(gRec); ++i) { |
| SkImageInfo info, requestInfo; |
| size_t rowBytes; |
| |
| SkAutoTUnref<SkSurface> surface(createSurface(gRec[i].fType, context, |
| &requestInfo)); |
| surface->getCanvas()->clear(color); |
| |
| const void* addr = surface->getCanvas()->peekPixels(&info, &rowBytes); |
| bool success = (NULL != addr); |
| REPORTER_ASSERT(reporter, gRec[i].fPeekShouldSucceed == success); |
| |
| SkImageInfo info2; |
| size_t rb2; |
| const void* addr2 = surface->peekPixels(&info2, &rb2); |
| |
| if (success) { |
| REPORTER_ASSERT(reporter, requestInfo == info); |
| REPORTER_ASSERT(reporter, requestInfo.minRowBytes() <= rowBytes); |
| REPORTER_ASSERT(reporter, pmcolor == *(const SkPMColor*)addr); |
| |
| REPORTER_ASSERT(reporter, addr2 == addr); |
| REPORTER_ASSERT(reporter, info2 == info); |
| REPORTER_ASSERT(reporter, rb2 == rowBytes); |
| } else { |
| REPORTER_ASSERT(reporter, NULL == addr2); |
| } |
| } |
| } |
| |
| 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<SkSurface> 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.allocN32Pixels(10, 10); |
| testBitmap.eraseColor(0); |
| |
| 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->newImageSnapshot(); \ |
| SkAutoTUnref<SkImage> aur_before(imageBefore); \ |
| canvas-> command ; \ |
| SkImage* imageAfter = surface->newImageSnapshot(); \ |
| SkAutoTUnref<SkImage> 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 TestSurfaceWritableAfterSnapshotRelease(skiatest::Reporter* reporter, |
| SurfaceType surfaceType, |
| GrContext* context) { |
| // This test succeeds by not triggering an assertion. |
| // The test verifies that the surface remains writable (usable) after |
| // acquiring and releasing a snapshot without triggering a copy on write. |
| SkAutoTUnref<SkSurface> surface(createSurface(surfaceType, context)); |
| SkCanvas* canvas = surface->getCanvas(); |
| canvas->clear(1); |
| surface->newImageSnapshot()->unref(); // Create and destroy SkImage |
| canvas->clear(2); // Must not assert internally |
| } |
| |
| #if SK_SUPPORT_GPU |
| static void TestSurfaceInCache(skiatest::Reporter* reporter, |
| SurfaceType surfaceType, |
| GrContext* context) { |
| context->freeGpuResources(); |
| int resourceCount; |
| |
| context->getResourceCacheUsage(&resourceCount, NULL); |
| REPORTER_ASSERT(reporter, 0 == resourceCount); |
| SkAutoTUnref<SkSurface> surface(createSurface(surfaceType, context)); |
| // Note: the stencil buffer is always cached, so kGpu_SurfaceType uses |
| // one cached resource, and kGpuScratch_SurfaceType uses two. |
| int expectedCachedResources = surfaceType == kGpuScratch_SurfaceType ? 2 : 1; |
| context->getResourceCacheUsage(&resourceCount, NULL); |
| REPORTER_ASSERT(reporter, expectedCachedResources == resourceCount); |
| |
| // Verify that all the cached resources are locked in cache. |
| context->freeGpuResources(); |
| context->getResourceCacheUsage(&resourceCount, NULL); |
| REPORTER_ASSERT(reporter, expectedCachedResources == resourceCount); |
| |
| // Verify that all the cached resources are unlocked upon surface release |
| surface.reset(0); |
| context->freeGpuResources(); |
| context->getResourceCacheUsage(&resourceCount, NULL); |
| REPORTER_ASSERT(reporter, 0 == resourceCount); |
| } |
| |
| static void Test_crbug263329(skiatest::Reporter* reporter, |
| SurfaceType surfaceType, |
| GrContext* context) { |
| // This is a regression test for crbug.com/263329 |
| // Bug was caused by onCopyOnWrite releasing the old surface texture |
| // back to the scratch texture pool even though the texture is used |
| // by and active SkImage_Gpu. |
| SkAutoTUnref<SkSurface> surface1(createSurface(surfaceType, context)); |
| SkAutoTUnref<SkSurface> surface2(createSurface(surfaceType, context)); |
| SkCanvas* canvas1 = surface1->getCanvas(); |
| SkCanvas* canvas2 = surface2->getCanvas(); |
| canvas1->clear(1); |
| SkAutoTUnref<SkImage> image1(surface1->newImageSnapshot()); |
| // Trigger copy on write, new backing is a scratch texture |
| canvas1->clear(2); |
| SkAutoTUnref<SkImage> image2(surface1->newImageSnapshot()); |
| // Trigger copy on write, old backing should not be returned to scratch |
| // pool because it is held by image2 |
| canvas1->clear(3); |
| |
| canvas2->clear(4); |
| SkAutoTUnref<SkImage> image3(surface2->newImageSnapshot()); |
| // Trigger copy on write on surface2. The new backing store should not |
| // be recycling a texture that is held by an existing image. |
| canvas2->clear(5); |
| SkAutoTUnref<SkImage> image4(surface2->newImageSnapshot()); |
| REPORTER_ASSERT(reporter, image4->getTexture() != image3->getTexture()); |
| // The following assertion checks crbug.com/263329 |
| REPORTER_ASSERT(reporter, image4->getTexture() != image2->getTexture()); |
| REPORTER_ASSERT(reporter, image4->getTexture() != image1->getTexture()); |
| REPORTER_ASSERT(reporter, image3->getTexture() != image2->getTexture()); |
| REPORTER_ASSERT(reporter, image3->getTexture() != image1->getTexture()); |
| REPORTER_ASSERT(reporter, image2->getTexture() != image1->getTexture()); |
| } |
| |
| static void TestGetTexture(skiatest::Reporter* reporter, |
| SurfaceType surfaceType, |
| GrContext* context) { |
| SkAutoTUnref<SkSurface> surface(createSurface(surfaceType, context)); |
| SkAutoTUnref<SkImage> image(surface->newImageSnapshot()); |
| GrTexture* texture = image->getTexture(); |
| if (surfaceType == kGpu_SurfaceType || surfaceType == kGpuScratch_SurfaceType) { |
| REPORTER_ASSERT(reporter, NULL != texture); |
| REPORTER_ASSERT(reporter, 0 != texture->getTextureHandle()); |
| } else { |
| REPORTER_ASSERT(reporter, NULL == texture); |
| } |
| surface->notifyContentWillChange(SkSurface::kDiscard_ContentChangeMode); |
| REPORTER_ASSERT(reporter, image->getTexture() == texture); |
| } |
| #endif |
| |
| static void TestSurfaceNoCanvas(skiatest::Reporter* reporter, |
| SurfaceType surfaceType, |
| GrContext* context, |
| SkSurface::ContentChangeMode mode) { |
| // Verifies the robustness of SkSurface for handling use cases where calls |
| // are made before a canvas is created. |
| { |
| // Test passes by not asserting |
| SkSurface* surface = createSurface(surfaceType, context); |
| SkAutoTUnref<SkSurface> aur_surface(surface); |
| surface->notifyContentWillChange(mode); |
| SkDEBUGCODE(surface->validate();) |
| } |
| { |
| SkSurface* surface = createSurface(surfaceType, context); |
| SkAutoTUnref<SkSurface> aur_surface(surface); |
| SkImage* image1 = surface->newImageSnapshot(); |
| SkAutoTUnref<SkImage> aur_image1(image1); |
| SkDEBUGCODE(image1->validate();) |
| SkDEBUGCODE(surface->validate();) |
| surface->notifyContentWillChange(mode); |
| SkDEBUGCODE(image1->validate();) |
| SkDEBUGCODE(surface->validate();) |
| SkImage* image2 = surface->newImageSnapshot(); |
| SkAutoTUnref<SkImage> aur_image2(image2); |
| SkDEBUGCODE(image2->validate();) |
| SkDEBUGCODE(surface->validate();) |
| REPORTER_ASSERT(reporter, image1 != image2); |
| } |
| |
| } |
| |
| DEF_GPUTEST(Surface, reporter, factory) { |
| test_image(reporter); |
| |
| TestSurfaceCopyOnWrite(reporter, kRaster_SurfaceType, NULL); |
| TestSurfaceWritableAfterSnapshotRelease(reporter, kRaster_SurfaceType, NULL); |
| TestSurfaceNoCanvas(reporter, kRaster_SurfaceType, NULL, SkSurface::kDiscard_ContentChangeMode); |
| TestSurfaceNoCanvas(reporter, kRaster_SurfaceType, NULL, SkSurface::kRetain_ContentChangeMode); |
| |
| test_imagepeek(reporter); |
| test_canvaspeek(reporter, factory); |
| |
| #if SK_SUPPORT_GPU |
| TestGetTexture(reporter, kRaster_SurfaceType, NULL); |
| if (NULL != factory) { |
| GrContext* context = factory->get(GrContextFactory::kNative_GLContextType); |
| if (NULL != context) { |
| TestSurfaceInCache(reporter, kGpu_SurfaceType, context); |
| TestSurfaceInCache(reporter, kGpuScratch_SurfaceType, context); |
| Test_crbug263329(reporter, kGpu_SurfaceType, context); |
| Test_crbug263329(reporter, kGpuScratch_SurfaceType, context); |
| TestSurfaceCopyOnWrite(reporter, kGpu_SurfaceType, context); |
| TestSurfaceCopyOnWrite(reporter, kGpuScratch_SurfaceType, context); |
| TestSurfaceWritableAfterSnapshotRelease(reporter, kGpu_SurfaceType, context); |
| TestSurfaceWritableAfterSnapshotRelease(reporter, kGpuScratch_SurfaceType, context); |
| TestSurfaceNoCanvas(reporter, kGpu_SurfaceType, context, SkSurface::kDiscard_ContentChangeMode); |
| TestSurfaceNoCanvas(reporter, kGpuScratch_SurfaceType, context, SkSurface::kDiscard_ContentChangeMode); |
| TestSurfaceNoCanvas(reporter, kGpu_SurfaceType, context, SkSurface::kRetain_ContentChangeMode); |
| TestSurfaceNoCanvas(reporter, kGpuScratch_SurfaceType, context, SkSurface::kRetain_ContentChangeMode); |
| TestGetTexture(reporter, kGpu_SurfaceType, context); |
| TestGetTexture(reporter, kGpuScratch_SurfaceType, context); |
| } |
| } |
| #endif |
| } |