| /* |
| * 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 "SkDevice.h" |
| #include "SkImage_Base.h" |
| #include "SkPath.h" |
| #include "SkRRect.h" |
| #include "SkSurface.h" |
| #include "SkUtils.h" |
| #include "Test.h" |
| |
| #if SK_SUPPORT_GPU |
| #include "GrContext.h" |
| #include "GrGpu.h" |
| #endif |
| |
| #include <initializer_list> |
| |
| static void release_direct_surface_storage(void* pixels, void* context) { |
| SkASSERT(pixels == context); |
| sk_free(pixels); |
| } |
| static SkSurface* create_surface(SkAlphaType at = kPremul_SkAlphaType, |
| SkImageInfo* requestedInfo = nullptr) { |
| const SkImageInfo info = SkImageInfo::MakeN32(10, 10, at); |
| if (requestedInfo) { |
| *requestedInfo = info; |
| } |
| return SkSurface::NewRaster(info); |
| } |
| static SkSurface* create_direct_surface(SkAlphaType at = kPremul_SkAlphaType, |
| SkImageInfo* requestedInfo = nullptr) { |
| const SkImageInfo info = SkImageInfo::MakeN32(10, 10, at); |
| if (requestedInfo) { |
| *requestedInfo = info; |
| } |
| const size_t rowBytes = info.minRowBytes(); |
| void* storage = sk_malloc_throw(info.getSafeSize(rowBytes)); |
| return SkSurface::NewRasterDirectReleaseProc(info, storage, rowBytes, |
| release_direct_surface_storage, |
| storage); |
| } |
| #if SK_SUPPORT_GPU |
| static SkSurface* create_gpu_surface(GrContext* context, SkAlphaType at = kPremul_SkAlphaType, |
| SkImageInfo* requestedInfo = nullptr) { |
| const SkImageInfo info = SkImageInfo::MakeN32(10, 10, at); |
| if (requestedInfo) { |
| *requestedInfo = info; |
| } |
| return SkSurface::NewRenderTarget(context, SkSurface::kNo_Budgeted, info, 0, nullptr); |
| } |
| static SkSurface* create_gpu_scratch_surface(GrContext* context, |
| SkAlphaType at = kPremul_SkAlphaType, |
| SkImageInfo* requestedInfo = nullptr) { |
| const SkImageInfo info = SkImageInfo::MakeN32(10, 10, at); |
| if (requestedInfo) { |
| *requestedInfo = info; |
| } |
| return SkSurface::NewRenderTarget(context, SkSurface::kYes_Budgeted, info, 0, nullptr); |
| } |
| #endif |
| |
| DEF_TEST(SurfaceEmpty, reporter) { |
| const SkImageInfo info = SkImageInfo::Make(0, 0, kN32_SkColorType, kPremul_SkAlphaType); |
| REPORTER_ASSERT(reporter, nullptr == SkSurface::NewRaster(info)); |
| REPORTER_ASSERT(reporter, nullptr == SkSurface::NewRasterDirect(info, nullptr, 0)); |
| |
| } |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceEmpty_Gpu, reporter, context) { |
| const SkImageInfo info = SkImageInfo::Make(0, 0, kN32_SkColorType, kPremul_SkAlphaType); |
| REPORTER_ASSERT(reporter, nullptr == |
| SkSurface::NewRenderTarget(context, SkSurface::kNo_Budgeted, info, 0, nullptr)); |
| } |
| #endif |
| |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceWrappedTexture, reporter, context) { |
| const GrGpu* gpu = context->getGpu(); |
| if (!gpu) { |
| return; |
| } |
| |
| // Test the wrapped factory for SkSurface by creating a backend texture and then wrap it in |
| // a SkSurface. |
| static const int kW = 100; |
| static const int kH = 100; |
| static const uint32_t kOrigColor = 0xFFAABBCC; |
| SkAutoTArray<uint32_t> pixels(kW * kH); |
| sk_memset32(pixels.get(), kOrigColor, kW * kH); |
| GrBackendObject texHandle = gpu->createTestingOnlyBackendTexture(pixels.get(), kW, kH, |
| kRGBA_8888_GrPixelConfig); |
| |
| GrBackendTextureDesc wrappedDesc; |
| wrappedDesc.fConfig = kRGBA_8888_GrPixelConfig; |
| wrappedDesc.fWidth = kW; |
| wrappedDesc.fHeight = kH; |
| wrappedDesc.fOrigin = kBottomLeft_GrSurfaceOrigin; |
| wrappedDesc.fSampleCnt = 0; |
| wrappedDesc.fFlags = kRenderTarget_GrBackendTextureFlag; |
| wrappedDesc.fTextureHandle = texHandle; |
| |
| SkAutoTUnref<SkSurface> surface( |
| SkSurface::NewWrappedRenderTarget(context, wrappedDesc, nullptr)); |
| REPORTER_ASSERT(reporter, surface); |
| if (surface) { |
| // Validate that we can draw to the canvas and that the original texture color is preserved |
| // in pixels that aren't rendered to via the surface. |
| SkPaint paint; |
| static const SkColor kRectColor = ~kOrigColor | 0xFF000000; |
| paint.setColor(kRectColor); |
| surface->getCanvas()->drawRect(SkRect::MakeWH(SkIntToScalar(kW), SkIntToScalar(kH)/2), |
| paint); |
| SkImageInfo readInfo = SkImageInfo::MakeN32Premul(kW, kH); |
| surface->readPixels(readInfo, pixels.get(), kW * sizeof(uint32_t), 0, 0); |
| bool stop = false; |
| SkPMColor origColorPM = SkPackARGB32((kOrigColor >> 24 & 0xFF), |
| (kOrigColor >> 0 & 0xFF), |
| (kOrigColor >> 8 & 0xFF), |
| (kOrigColor >> 16 & 0xFF)); |
| SkPMColor rectColorPM = SkPackARGB32((kRectColor >> 24 & 0xFF), |
| (kRectColor >> 16 & 0xFF), |
| (kRectColor >> 8 & 0xFF), |
| (kRectColor >> 0 & 0xFF)); |
| for (int y = 0; y < kH/2 && !stop; ++y) { |
| for (int x = 0; x < kW && !stop; ++x) { |
| REPORTER_ASSERT(reporter, rectColorPM == pixels[x + y * kW]); |
| if (rectColorPM != pixels[x + y * kW]) { |
| stop = true; |
| } |
| } |
| } |
| stop = false; |
| for (int y = kH/2; y < kH && !stop; ++y) { |
| for (int x = 0; x < kW && !stop; ++x) { |
| REPORTER_ASSERT(reporter, origColorPM == pixels[x + y * kW]); |
| if (origColorPM != pixels[x + y * kW]) { |
| stop = true; |
| } |
| } |
| } |
| } |
| gpu->deleteTestingOnlyBackendTexture(texHandle); |
| } |
| #endif |
| |
| static void test_canvas_peek(skiatest::Reporter* reporter, |
| SkSurface* surface, |
| const SkImageInfo& requestInfo, |
| bool expectPeekSuccess) { |
| const SkColor color = SK_ColorRED; |
| const SkPMColor pmcolor = SkPreMultiplyColor(color); |
| SkImageInfo info; |
| size_t rowBytes; |
| surface->getCanvas()->clear(color); |
| |
| const void* addr = surface->getCanvas()->peekPixels(&info, &rowBytes); |
| bool success = SkToBool(addr); |
| REPORTER_ASSERT(reporter, expectPeekSuccess == 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, nullptr == addr2); |
| } |
| } |
| DEF_TEST(SurfaceCanvasPeek, reporter) { |
| for (auto& surface_func : { &create_surface, &create_direct_surface }) { |
| SkImageInfo requestInfo; |
| SkAutoTUnref<SkSurface> surface(surface_func(kPremul_SkAlphaType, &requestInfo)); |
| test_canvas_peek(reporter, surface, requestInfo, true); |
| } |
| } |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceCanvasPeek_Gpu, reporter, context) { |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| SkImageInfo requestInfo; |
| SkAutoTUnref<SkSurface> surface(surface_func(context, kPremul_SkAlphaType, &requestInfo)); |
| test_canvas_peek(reporter, surface, requestInfo, false); |
| } |
| } |
| #endif |
| |
| // For compatibility with clients that still call accessBitmap(), we need to ensure that we bump |
| // the bitmap's genID when we draw to it, else they won't know it has new values. When they are |
| // exclusively using surface/image, and we can hide accessBitmap from device, we can remove this |
| // test. |
| void test_access_pixels(skiatest::Reporter* reporter, SkSurface* surface) { |
| SkCanvas* canvas = surface->getCanvas(); |
| canvas->clear(0); |
| |
| SkBaseDevice* device = canvas->getDevice_just_for_deprecated_compatibility_testing(); |
| SkBitmap bm = device->accessBitmap(false); |
| uint32_t genID0 = bm.getGenerationID(); |
| // Now we draw something, which needs to "dirty" the genID (sorta like copy-on-write) |
| canvas->drawColor(SK_ColorBLUE); |
| // Now check that we get a different genID |
| uint32_t genID1 = bm.getGenerationID(); |
| REPORTER_ASSERT(reporter, genID0 != genID1); |
| } |
| DEF_TEST(SurfaceAccessPixels, reporter) { |
| for (auto& surface_func : { &create_surface, &create_direct_surface }) { |
| SkAutoTUnref<SkSurface> surface(surface_func(kPremul_SkAlphaType, nullptr)); |
| test_access_pixels(reporter, surface); |
| } |
| } |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceAccessPixels_Gpu, reporter, context) { |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| SkAutoTUnref<SkSurface> surface(surface_func(context, kPremul_SkAlphaType, nullptr)); |
| test_access_pixels(reporter, surface); |
| } |
| } |
| #endif |
| |
| static void test_snapshot_alphatype(skiatest::Reporter* reporter, SkSurface* surface, |
| bool expectOpaque) { |
| REPORTER_ASSERT(reporter, surface); |
| if (surface) { |
| SkAutoTUnref<SkImage> image(surface->newImageSnapshot()); |
| REPORTER_ASSERT(reporter, image); |
| if (image) { |
| REPORTER_ASSERT(reporter, image->isOpaque() == SkToBool(expectOpaque)); |
| } |
| } |
| } |
| DEF_TEST(SurfaceSnapshotAlphaType, reporter) { |
| for (auto& surface_func : { &create_surface, &create_direct_surface }) { |
| for (auto& isOpaque : { true, false }) { |
| SkAlphaType alphaType = isOpaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType; |
| SkAutoTUnref<SkSurface> surface(surface_func(alphaType, nullptr)); |
| test_snapshot_alphatype(reporter, surface, isOpaque); |
| } |
| } |
| } |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceSnapshotAlphaType_Gpu, reporter, context) { |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| for (auto& isOpaque : { true, false }) { |
| SkAlphaType alphaType = isOpaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType; |
| SkAutoTUnref<SkSurface> surface(surface_func(context, alphaType, nullptr)); |
| test_snapshot_alphatype(reporter, surface, isOpaque); |
| } |
| } |
| } |
| #endif |
| |
| static GrBackendObject get_surface_backend_texture_handle( |
| SkSurface* s, SkSurface::BackendHandleAccess a) { |
| return s->getTextureHandle(a); |
| } |
| static GrBackendObject get_surface_backend_render_target_handle( |
| SkSurface* s, SkSurface::BackendHandleAccess a) { |
| GrBackendObject result; |
| if (!s->getRenderTargetHandle(&result, a)) { |
| return 0; |
| } |
| return result; |
| } |
| |
| static void test_backend_handle_access_copy_on_write( |
| skiatest::Reporter* reporter, SkSurface* surface, SkSurface::BackendHandleAccess mode, |
| GrBackendObject (*func)(SkSurface*, SkSurface::BackendHandleAccess)) { |
| GrBackendObject obj1 = func(surface, mode); |
| SkAutoTUnref<SkImage> snap1(surface->newImageSnapshot()); |
| |
| GrBackendObject obj2 = func(surface, mode); |
| SkAutoTUnref<SkImage> snap2(surface->newImageSnapshot()); |
| |
| // If the access mode triggers CoW, then the backend objects should reflect it. |
| REPORTER_ASSERT(reporter, (obj1 == obj2) == (snap1 == snap2)); |
| } |
| DEF_TEST(SurfaceBackendHandleAccessCopyOnWrite, reporter) { |
| const SkSurface::BackendHandleAccess accessModes[] = { |
| SkSurface::kFlushRead_BackendHandleAccess, |
| SkSurface::kFlushWrite_BackendHandleAccess, |
| SkSurface::kDiscardWrite_BackendHandleAccess, |
| }; |
| for (auto& handle_access_func : |
| { &get_surface_backend_texture_handle, &get_surface_backend_render_target_handle }) { |
| for (auto& accessMode : accessModes) { |
| SkAutoTUnref<SkSurface> surface(create_surface()); |
| test_backend_handle_access_copy_on_write(reporter, surface, accessMode, |
| handle_access_func); |
| } |
| } |
| } |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceBackendHandleAccessCopyOnWrite_Gpu, reporter, context) { |
| const SkSurface::BackendHandleAccess accessModes[] = { |
| SkSurface::kFlushRead_BackendHandleAccess, |
| SkSurface::kFlushWrite_BackendHandleAccess, |
| SkSurface::kDiscardWrite_BackendHandleAccess, |
| }; |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| for (auto& handle_access_func : |
| { &get_surface_backend_texture_handle, &get_surface_backend_render_target_handle }) { |
| for (auto& accessMode : accessModes) { |
| SkAutoTUnref<SkSurface> surface(surface_func(context, kPremul_SkAlphaType, |
| nullptr)); |
| test_backend_handle_access_copy_on_write(reporter, surface, accessMode, |
| handle_access_func); |
| } |
| } |
| } |
| } |
| #endif |
| |
| #if SK_SUPPORT_GPU |
| // May we (soon) eliminate the need to keep testing this, by hiding the bloody device! |
| static uint32_t get_legacy_gen_id(SkSurface* surface) { |
| SkBaseDevice* device = |
| surface->getCanvas()->getDevice_just_for_deprecated_compatibility_testing(); |
| return device->accessBitmap(false).getGenerationID(); |
| } |
| /* |
| * Test legacy behavor of bumping the surface's device's bitmap's genID when we access its |
| * texture handle for writing. |
| * |
| * Note: this needs to be tested separately from checking newImageSnapshot, as calling that |
| * can also incidentally bump the genID (when a new backing surface is created). |
| */ |
| static void test_backend_handle_gen_id( |
| skiatest::Reporter* reporter, SkSurface* surface, |
| GrBackendObject (*func)(SkSurface*, SkSurface::BackendHandleAccess)) { |
| const uint32_t gen0 = get_legacy_gen_id(surface); |
| func(surface, SkSurface::kFlushRead_BackendHandleAccess); |
| const uint32_t gen1 = get_legacy_gen_id(surface); |
| REPORTER_ASSERT(reporter, gen0 == gen1); |
| |
| func(surface, SkSurface::kFlushWrite_BackendHandleAccess); |
| const uint32_t gen2 = get_legacy_gen_id(surface); |
| REPORTER_ASSERT(reporter, gen0 != gen2); |
| |
| func(surface, SkSurface::kDiscardWrite_BackendHandleAccess); |
| const uint32_t gen3 = get_legacy_gen_id(surface); |
| REPORTER_ASSERT(reporter, gen0 != gen3); |
| REPORTER_ASSERT(reporter, gen2 != gen3); |
| } |
| static void test_backend_handle_unique_id( |
| skiatest::Reporter* reporter, SkSurface* surface, |
| GrBackendObject (*func)(SkSurface*, SkSurface::BackendHandleAccess)) { |
| SkAutoTUnref<SkImage> image0(surface->newImageSnapshot()); |
| GrBackendObject obj = func(surface, SkSurface::kFlushRead_BackendHandleAccess); |
| REPORTER_ASSERT(reporter, obj != 0); |
| SkAutoTUnref<SkImage> image1(surface->newImageSnapshot()); |
| // just read access should not affect the snapshot |
| REPORTER_ASSERT(reporter, image0->uniqueID() == image1->uniqueID()); |
| |
| obj = func(surface, SkSurface::kFlushWrite_BackendHandleAccess); |
| REPORTER_ASSERT(reporter, obj != 0); |
| SkAutoTUnref<SkImage> image2(surface->newImageSnapshot()); |
| // expect a new image, since we claimed we would write |
| REPORTER_ASSERT(reporter, image0->uniqueID() != image2->uniqueID()); |
| |
| obj = func(surface, SkSurface::kDiscardWrite_BackendHandleAccess); |
| REPORTER_ASSERT(reporter, obj != 0); |
| SkAutoTUnref<SkImage> image3(surface->newImageSnapshot()); |
| // expect a new(er) image, since we claimed we would write |
| REPORTER_ASSERT(reporter, image0->uniqueID() != image3->uniqueID()); |
| REPORTER_ASSERT(reporter, image2->uniqueID() != image3->uniqueID()); |
| } |
| // No CPU test. |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceBackendHandleAccessIDs_Gpu, reporter, context) { |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| for (auto& test_func : { &test_backend_handle_unique_id, &test_backend_handle_gen_id }) { |
| for (auto& handle_access_func : |
| { &get_surface_backend_texture_handle, &get_surface_backend_render_target_handle}) { |
| SkAutoTUnref<SkSurface> surface(surface_func(context, kPremul_SkAlphaType, |
| nullptr)); |
| test_func(reporter, surface, handle_access_func); |
| } |
| } |
| } |
| } |
| #endif |
| |
| // Verify that the right canvas commands trigger a copy on write. |
| static void test_copy_on_write(skiatest::Reporter* reporter, SkSurface* surface) { |
| SkCanvas* canvas = surface->getCanvas(); |
| |
| const SkRect testRect = |
| SkRect::MakeXYWH(SkIntToScalar(0), SkIntToScalar(0), |
| SkIntToScalar(4), SkIntToScalar(5)); |
| 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, testRect, nullptr)) |
| EXPECT_COPY_ON_WRITE(drawBitmapNine(testBitmap, testIRect, testRect, nullptr)) |
| EXPECT_COPY_ON_WRITE(drawSprite(testBitmap, 0, 0, nullptr)) |
| 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, nullptr, \ |
| testPaint)) |
| } |
| DEF_TEST(SurfaceCopyOnWrite, reporter) { |
| SkAutoTUnref<SkSurface> surface(create_surface()); |
| test_copy_on_write(reporter, surface); |
| } |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceCopyOnWrite_Gpu, reporter, context) { |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| SkAutoTUnref<SkSurface> surface(surface_func(context, kPremul_SkAlphaType, nullptr)); |
| test_copy_on_write(reporter, surface); |
| } |
| } |
| #endif |
| |
| static void test_writable_after_snapshot_release(skiatest::Reporter* reporter, |
| SkSurface* surface) { |
| // 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. |
| SkCanvas* canvas = surface->getCanvas(); |
| canvas->clear(1); |
| surface->newImageSnapshot()->unref(); // Create and destroy SkImage |
| canvas->clear(2); // Must not assert internally |
| } |
| DEF_TEST(SurfaceWriteableAfterSnapshotRelease, reporter) { |
| SkAutoTUnref<SkSurface> surface(create_surface()); |
| test_writable_after_snapshot_release(reporter, surface); |
| } |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceWriteableAfterSnapshotRelease_Gpu, reporter, context) { |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| SkAutoTUnref<SkSurface> surface(surface_func(context, kPremul_SkAlphaType, nullptr)); |
| test_writable_after_snapshot_release(reporter, surface); |
| } |
| } |
| #endif |
| |
| #if SK_SUPPORT_GPU |
| static void test_crbug263329(skiatest::Reporter* reporter, |
| SkSurface* surface1, |
| SkSurface* surface2) { |
| // 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. |
| 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, as_IB(image4)->getTexture() != as_IB(image3)->getTexture()); |
| // The following assertion checks crbug.com/263329 |
| REPORTER_ASSERT(reporter, as_IB(image4)->getTexture() != as_IB(image2)->getTexture()); |
| REPORTER_ASSERT(reporter, as_IB(image4)->getTexture() != as_IB(image1)->getTexture()); |
| REPORTER_ASSERT(reporter, as_IB(image3)->getTexture() != as_IB(image2)->getTexture()); |
| REPORTER_ASSERT(reporter, as_IB(image3)->getTexture() != as_IB(image1)->getTexture()); |
| REPORTER_ASSERT(reporter, as_IB(image2)->getTexture() != as_IB(image1)->getTexture()); |
| } |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceCRBug263329_Gpu, reporter, context) { |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| SkAutoTUnref<SkSurface> surface1(surface_func(context, kPremul_SkAlphaType, nullptr)); |
| SkAutoTUnref<SkSurface> surface2(surface_func(context, kPremul_SkAlphaType, nullptr)); |
| test_crbug263329(reporter, surface1, surface2); |
| } |
| } |
| #endif |
| |
| DEF_TEST(SurfaceGetTexture, reporter) { |
| SkAutoTUnref<SkSurface> surface(create_surface()); |
| SkAutoTUnref<SkImage> image(surface->newImageSnapshot()); |
| REPORTER_ASSERT(reporter, as_IB(image)->getTexture() == nullptr); |
| surface->notifyContentWillChange(SkSurface::kDiscard_ContentChangeMode); |
| REPORTER_ASSERT(reporter, as_IB(image)->getTexture() == nullptr); |
| } |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceGetTexture_Gpu, reporter, context) { |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| SkAutoTUnref<SkSurface> surface(surface_func(context, kPremul_SkAlphaType, nullptr)); |
| SkAutoTUnref<SkImage> image(surface->newImageSnapshot()); |
| GrTexture* texture = as_IB(image)->getTexture(); |
| REPORTER_ASSERT(reporter, texture); |
| REPORTER_ASSERT(reporter, 0 != texture->getTextureHandle()); |
| surface->notifyContentWillChange(SkSurface::kDiscard_ContentChangeMode); |
| REPORTER_ASSERT(reporter, as_IB(image)->getTexture() == texture); |
| } |
| } |
| #endif |
| |
| #if SK_SUPPORT_GPU |
| #include "GrGpuResourcePriv.h" |
| #include "SkGpuDevice.h" |
| #include "SkImage_Gpu.h" |
| #include "SkSurface_Gpu.h" |
| |
| static SkSurface::Budgeted is_budgeted(SkSurface* surf) { |
| return ((SkSurface_Gpu*)surf)->getDevice()->accessRenderTarget()->resourcePriv().isBudgeted() ? |
| SkSurface::kYes_Budgeted : SkSurface::kNo_Budgeted; |
| } |
| |
| static SkSurface::Budgeted is_budgeted(SkImage* image) { |
| return ((SkImage_Gpu*)image)->getTexture()->resourcePriv().isBudgeted() ? |
| SkSurface::kYes_Budgeted : SkSurface::kNo_Budgeted; |
| } |
| |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceBudget, reporter, context) { |
| SkImageInfo info = SkImageInfo::MakeN32Premul(8,8); |
| for (int i = 0; i < 2; ++i) { |
| SkSurface::Budgeted sbudgeted = i ? SkSurface::kYes_Budgeted : SkSurface::kNo_Budgeted; |
| for (int j = 0; j < 2; ++j) { |
| SkSurface::Budgeted ibudgeted = j ? SkSurface::kYes_Budgeted : SkSurface::kNo_Budgeted; |
| SkAutoTUnref<SkSurface> |
| surface(SkSurface::NewRenderTarget(context, sbudgeted, info, 0)); |
| SkASSERT(surface); |
| REPORTER_ASSERT(reporter, sbudgeted == is_budgeted(surface)); |
| |
| SkAutoTUnref<SkImage> image(surface->newImageSnapshot(ibudgeted)); |
| |
| // Initially the image shares a texture with the surface, and the surface decides |
| // whether it is budgeted or not. |
| REPORTER_ASSERT(reporter, sbudgeted == is_budgeted(surface)); |
| REPORTER_ASSERT(reporter, sbudgeted == is_budgeted(image)); |
| |
| // Now trigger copy-on-write |
| surface->getCanvas()->clear(SK_ColorBLUE); |
| |
| // They don't share a texture anymore. They should each have made their own budget |
| // decision. |
| REPORTER_ASSERT(reporter, sbudgeted == is_budgeted(surface)); |
| REPORTER_ASSERT(reporter, ibudgeted == is_budgeted(image)); |
| } |
| } |
| } |
| #endif |
| |
| static void test_no_canvas1(skiatest::Reporter* reporter, |
| SkSurface* surface, |
| SkSurface::ContentChangeMode mode) { |
| // Test passes by not asserting |
| surface->notifyContentWillChange(mode); |
| SkDEBUGCODE(surface->validate();) |
| } |
| static void test_no_canvas2(skiatest::Reporter* reporter, |
| SkSurface* surface, |
| SkSurface::ContentChangeMode mode) { |
| // Verifies the robustness of SkSurface for handling use cases where calls |
| // are made before a canvas is created. |
| 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_TEST(SurfaceNoCanvas, reporter) { |
| SkSurface::ContentChangeMode modes[] = |
| { SkSurface::kDiscard_ContentChangeMode, SkSurface::kRetain_ContentChangeMode}; |
| for (auto& test_func : { &test_no_canvas1, &test_no_canvas2 }) { |
| for (auto& mode : modes) { |
| SkAutoTUnref<SkSurface> surface(create_surface()); |
| test_func(reporter, surface, mode); |
| } |
| } |
| } |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceNoCanvas_Gpu, reporter, context) { |
| SkSurface::ContentChangeMode modes[] = |
| { SkSurface::kDiscard_ContentChangeMode, SkSurface::kRetain_ContentChangeMode}; |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| for (auto& test_func : { &test_no_canvas1, &test_no_canvas2 }) { |
| for (auto& mode : modes) { |
| SkAutoTUnref<SkSurface> surface( |
| surface_func(context, kPremul_SkAlphaType, nullptr)); |
| test_func(reporter, surface, mode); |
| } |
| } |
| } |
| } |
| #endif |
