| /* |
| * 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 <functional> |
| #include "SkCanvas.h" |
| #include "SkColorSpace_Base.h" |
| #include "SkData.h" |
| #include "SkDevice.h" |
| #include "SkImage_Base.h" |
| #include "SkOverdrawCanvas.h" |
| #include "SkPath.h" |
| #include "SkRegion.h" |
| #include "SkRRect.h" |
| #include "SkSurface.h" |
| #include "SkUtils.h" |
| #include "Test.h" |
| |
| #if SK_SUPPORT_GPU |
| #include "GrContext.h" |
| #include "GrContextPriv.h" |
| #include "GrRenderTargetContext.h" |
| #include "GrGpu.h" |
| #include "GrResourceProvider.h" |
| #include <vector> |
| #endif |
| |
| #include <initializer_list> |
| |
| static void release_direct_surface_storage(void* pixels, void* context) { |
| SkASSERT(pixels == context); |
| sk_free(pixels); |
| } |
| static sk_sp<SkSurface> create_surface(SkAlphaType at = kPremul_SkAlphaType, |
| SkImageInfo* requestedInfo = nullptr) { |
| const SkImageInfo info = SkImageInfo::MakeN32(10, 10, at); |
| if (requestedInfo) { |
| *requestedInfo = info; |
| } |
| return SkSurface::MakeRaster(info); |
| } |
| static sk_sp<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::MakeRasterDirectReleaseProc(info, storage, rowBytes, |
| release_direct_surface_storage, |
| storage); |
| } |
| #if SK_SUPPORT_GPU |
| static sk_sp<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::MakeRenderTarget(context, SkBudgeted::kNo, info); |
| } |
| static sk_sp<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::MakeRenderTarget(context, SkBudgeted::kYes, info); |
| } |
| #endif |
| |
| DEF_TEST(SurfaceEmpty, reporter) { |
| const SkImageInfo info = SkImageInfo::Make(0, 0, kN32_SkColorType, kPremul_SkAlphaType); |
| REPORTER_ASSERT(reporter, nullptr == SkSurface::MakeRaster(info)); |
| REPORTER_ASSERT(reporter, nullptr == SkSurface::MakeRasterDirect(info, nullptr, 0)); |
| |
| } |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceEmpty_Gpu, reporter, ctxInfo) { |
| const SkImageInfo info = SkImageInfo::Make(0, 0, kN32_SkColorType, kPremul_SkAlphaType); |
| REPORTER_ASSERT(reporter, nullptr == |
| SkSurface::MakeRenderTarget(ctxInfo.grContext(), SkBudgeted::kNo, info)); |
| } |
| #endif |
| |
| static void test_canvas_peek(skiatest::Reporter* reporter, |
| sk_sp<SkSurface>& surface, |
| const SkImageInfo& requestInfo, |
| bool expectPeekSuccess) { |
| const SkColor color = SK_ColorRED; |
| const SkPMColor pmcolor = SkPreMultiplyColor(color); |
| surface->getCanvas()->clear(color); |
| |
| SkPixmap pmap; |
| bool success = surface->getCanvas()->peekPixels(&pmap); |
| REPORTER_ASSERT(reporter, expectPeekSuccess == success); |
| |
| SkPixmap pmap2; |
| const void* addr2 = surface->peekPixels(&pmap2) ? pmap2.addr() : nullptr; |
| |
| if (success) { |
| REPORTER_ASSERT(reporter, requestInfo == pmap.info()); |
| REPORTER_ASSERT(reporter, requestInfo.minRowBytes() <= pmap.rowBytes()); |
| REPORTER_ASSERT(reporter, pmcolor == *pmap.addr32()); |
| |
| REPORTER_ASSERT(reporter, pmap.addr() == pmap2.addr()); |
| REPORTER_ASSERT(reporter, pmap.info() == pmap2.info()); |
| REPORTER_ASSERT(reporter, pmap.rowBytes() == pmap2.rowBytes()); |
| } else { |
| REPORTER_ASSERT(reporter, nullptr == addr2); |
| } |
| } |
| DEF_TEST(SurfaceCanvasPeek, reporter) { |
| for (auto& surface_func : { &create_surface, &create_direct_surface }) { |
| SkImageInfo requestInfo; |
| auto 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, ctxInfo) { |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| SkImageInfo requestInfo; |
| auto surface(surface_func(ctxInfo.grContext(), kPremul_SkAlphaType, &requestInfo)); |
| test_canvas_peek(reporter, surface, requestInfo, false); |
| } |
| } |
| #endif |
| |
| static void test_snapshot_alphatype(skiatest::Reporter* reporter, const sk_sp<SkSurface>& surface, |
| SkAlphaType expectedAlphaType) { |
| REPORTER_ASSERT(reporter, surface); |
| if (surface) { |
| sk_sp<SkImage> image(surface->makeImageSnapshot()); |
| REPORTER_ASSERT(reporter, image); |
| if (image) { |
| REPORTER_ASSERT(reporter, image->alphaType() == expectedAlphaType); |
| } |
| } |
| } |
| DEF_TEST(SurfaceSnapshotAlphaType, reporter) { |
| for (auto& surface_func : { &create_surface, &create_direct_surface }) { |
| for (auto& at: { kOpaque_SkAlphaType, kPremul_SkAlphaType, kUnpremul_SkAlphaType }) { |
| auto surface(surface_func(at, nullptr)); |
| test_snapshot_alphatype(reporter, surface, at); |
| } |
| } |
| } |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceSnapshotAlphaType_Gpu, reporter, ctxInfo) { |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| // GPU doesn't support creating unpremul surfaces, so only test opaque + premul |
| for (auto& at : { kOpaque_SkAlphaType, kPremul_SkAlphaType }) { |
| auto surface(surface_func(ctxInfo.grContext(), at, nullptr)); |
| test_snapshot_alphatype(reporter, surface, at); |
| } |
| } |
| } |
| #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); |
| sk_sp<SkImage> snap1(surface->makeImageSnapshot()); |
| |
| GrBackendObject obj2 = func(surface, mode); |
| sk_sp<SkImage> snap2(surface->makeImageSnapshot()); |
| |
| // 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) { |
| auto surface(create_surface()); |
| test_backend_handle_access_copy_on_write(reporter, surface.get(), accessMode, |
| handle_access_func); |
| } |
| } |
| } |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceBackendHandleAccessCopyOnWrite_Gpu, reporter, ctxInfo) { |
| 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) { |
| auto surface(surface_func(ctxInfo.grContext(), kPremul_SkAlphaType, nullptr)); |
| test_backend_handle_access_copy_on_write(reporter, surface.get(), accessMode, |
| handle_access_func); |
| } |
| } |
| } |
| } |
| #endif |
| |
| #if SK_SUPPORT_GPU |
| |
| static void test_backend_handle_unique_id( |
| skiatest::Reporter* reporter, SkSurface* surface, |
| GrBackendObject (*func)(SkSurface*, SkSurface::BackendHandleAccess)) { |
| sk_sp<SkImage> image0(surface->makeImageSnapshot()); |
| GrBackendObject obj = func(surface, SkSurface::kFlushRead_BackendHandleAccess); |
| REPORTER_ASSERT(reporter, obj != 0); |
| sk_sp<SkImage> image1(surface->makeImageSnapshot()); |
| // 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); |
| sk_sp<SkImage> image2(surface->makeImageSnapshot()); |
| // 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); |
| sk_sp<SkImage> image3(surface->makeImageSnapshot()); |
| // 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, ctxInfo) { |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| for (auto& test_func : { &test_backend_handle_unique_id }) { |
| for (auto& handle_access_func : |
| { &get_surface_backend_texture_handle, &get_surface_backend_render_target_handle}) { |
| auto surface(surface_func(ctxInfo.grContext(), kPremul_SkAlphaType, nullptr)); |
| test_func(reporter, surface.get(), 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) \ |
| { \ |
| sk_sp<SkImage> imageBefore = surface->makeImageSnapshot(); \ |
| sk_sp<SkImage> aur_before(imageBefore); \ |
| canvas-> command ; \ |
| sk_sp<SkImage> imageAfter = surface->makeImageSnapshot(); \ |
| sk_sp<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(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) { |
| test_copy_on_write(reporter, create_surface().get()); |
| } |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceCopyOnWrite_Gpu, reporter, ctxInfo) { |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| auto surface(surface_func(ctxInfo.grContext(), kPremul_SkAlphaType, nullptr)); |
| test_copy_on_write(reporter, surface.get()); |
| } |
| } |
| #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->makeImageSnapshot(); // Create and destroy SkImage |
| canvas->clear(2); // Must not assert internally |
| } |
| DEF_TEST(SurfaceWriteableAfterSnapshotRelease, reporter) { |
| test_writable_after_snapshot_release(reporter, create_surface().get()); |
| } |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceWriteableAfterSnapshotRelease_Gpu, reporter, ctxInfo) { |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| auto surface(surface_func(ctxInfo.grContext(), kPremul_SkAlphaType, nullptr)); |
| test_writable_after_snapshot_release(reporter, surface.get()); |
| } |
| } |
| #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); |
| sk_sp<SkImage> image1(surface1->makeImageSnapshot()); |
| // Trigger copy on write, new backing is a scratch texture |
| canvas1->clear(2); |
| sk_sp<SkImage> image2(surface1->makeImageSnapshot()); |
| // 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); |
| sk_sp<SkImage> image3(surface2->makeImageSnapshot()); |
| // 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); |
| sk_sp<SkImage> image4(surface2->makeImageSnapshot()); |
| REPORTER_ASSERT(reporter, as_IB(image4)->peekTexture() != as_IB(image3)->peekTexture()); |
| // The following assertion checks crbug.com/263329 |
| REPORTER_ASSERT(reporter, as_IB(image4)->peekTexture() != as_IB(image2)->peekTexture()); |
| REPORTER_ASSERT(reporter, as_IB(image4)->peekTexture() != as_IB(image1)->peekTexture()); |
| REPORTER_ASSERT(reporter, as_IB(image3)->peekTexture() != as_IB(image2)->peekTexture()); |
| REPORTER_ASSERT(reporter, as_IB(image3)->peekTexture() != as_IB(image1)->peekTexture()); |
| REPORTER_ASSERT(reporter, as_IB(image2)->peekTexture() != as_IB(image1)->peekTexture()); |
| } |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceCRBug263329_Gpu, reporter, ctxInfo) { |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| auto surface1(surface_func(ctxInfo.grContext(), kPremul_SkAlphaType, nullptr)); |
| auto surface2(surface_func(ctxInfo.grContext(), kPremul_SkAlphaType, nullptr)); |
| test_crbug263329(reporter, surface1.get(), surface2.get()); |
| } |
| } |
| #endif |
| |
| DEF_TEST(SurfaceGetTexture, reporter) { |
| auto surface(create_surface()); |
| sk_sp<SkImage> image(surface->makeImageSnapshot()); |
| REPORTER_ASSERT(reporter, !as_IB(image)->isTextureBacked()); |
| surface->notifyContentWillChange(SkSurface::kDiscard_ContentChangeMode); |
| REPORTER_ASSERT(reporter, !as_IB(image)->isTextureBacked()); |
| } |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfacepeekTexture_Gpu, reporter, ctxInfo) { |
| for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) { |
| auto surface(surface_func(ctxInfo.grContext(), kPremul_SkAlphaType, nullptr)); |
| sk_sp<SkImage> image(surface->makeImageSnapshot()); |
| |
| REPORTER_ASSERT(reporter, as_IB(image)->isTextureBacked()); |
| GrBackendObject textureHandle = image->getTextureHandle(false); |
| REPORTER_ASSERT(reporter, 0 != textureHandle); |
| surface->notifyContentWillChange(SkSurface::kDiscard_ContentChangeMode); |
| REPORTER_ASSERT(reporter, as_IB(image)->isTextureBacked()); |
| REPORTER_ASSERT(reporter, textureHandle == image->getTextureHandle(false)); |
| } |
| } |
| #endif |
| |
| #if SK_SUPPORT_GPU |
| #include "GrGpuResourcePriv.h" |
| #include "SkGpuDevice.h" |
| #include "SkImage_Gpu.h" |
| #include "SkSurface_Gpu.h" |
| |
| static SkBudgeted is_budgeted(const sk_sp<SkSurface>& surf) { |
| SkSurface_Gpu* gsurf = (SkSurface_Gpu*)surf.get(); |
| |
| GrRenderTargetProxy* proxy = gsurf->getDevice()->accessRenderTargetContext() |
| ->asRenderTargetProxy(); |
| return proxy->isBudgeted(); |
| } |
| |
| static SkBudgeted is_budgeted(SkImage* image) { |
| return ((SkImage_Gpu*)image)->peekProxy()->isBudgeted(); |
| } |
| |
| static SkBudgeted is_budgeted(const sk_sp<SkImage> image) { |
| return is_budgeted(image.get()); |
| } |
| |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceBudget, reporter, ctxInfo) { |
| SkImageInfo info = SkImageInfo::MakeN32Premul(8,8); |
| for (auto budgeted : { SkBudgeted::kNo, SkBudgeted::kYes }) { |
| auto surface(SkSurface::MakeRenderTarget(ctxInfo.grContext(), budgeted, info)); |
| SkASSERT(surface); |
| REPORTER_ASSERT(reporter, budgeted == is_budgeted(surface)); |
| |
| sk_sp<SkImage> image(surface->makeImageSnapshot()); |
| |
| // Initially the image shares a texture with the surface, and the |
| // the budgets should always match. |
| REPORTER_ASSERT(reporter, budgeted == is_budgeted(surface)); |
| REPORTER_ASSERT(reporter, budgeted == is_budgeted(image)); |
| |
| // Now trigger copy-on-write |
| surface->getCanvas()->clear(SK_ColorBLUE); |
| |
| // They don't share a texture anymore but the budgets should still match. |
| REPORTER_ASSERT(reporter, budgeted == is_budgeted(surface)); |
| REPORTER_ASSERT(reporter, budgeted == 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. |
| sk_sp<SkImage> image1 = surface->makeImageSnapshot(); |
| sk_sp<SkImage> aur_image1(image1); |
| SkDEBUGCODE(image1->validate();) |
| SkDEBUGCODE(surface->validate();) |
| surface->notifyContentWillChange(mode); |
| SkDEBUGCODE(image1->validate();) |
| SkDEBUGCODE(surface->validate();) |
| sk_sp<SkImage> image2 = surface->makeImageSnapshot(); |
| sk_sp<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) { |
| test_func(reporter, create_surface().get(), mode); |
| } |
| } |
| } |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceNoCanvas_Gpu, reporter, ctxInfo) { |
| 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) { |
| auto surface(surface_func(ctxInfo.grContext(), kPremul_SkAlphaType, nullptr)); |
| test_func(reporter, surface.get(), mode); |
| } |
| } |
| } |
| } |
| #endif |
| |
| static void check_rowbytes_remain_consistent(SkSurface* surface, skiatest::Reporter* reporter) { |
| SkPixmap surfacePM; |
| REPORTER_ASSERT(reporter, surface->peekPixels(&surfacePM)); |
| |
| sk_sp<SkImage> image(surface->makeImageSnapshot()); |
| SkPixmap pm; |
| REPORTER_ASSERT(reporter, image->peekPixels(&pm)); |
| |
| REPORTER_ASSERT(reporter, surfacePM.rowBytes() == pm.rowBytes()); |
| |
| // trigger a copy-on-write |
| surface->getCanvas()->drawPaint(SkPaint()); |
| sk_sp<SkImage> image2(surface->makeImageSnapshot()); |
| REPORTER_ASSERT(reporter, image->uniqueID() != image2->uniqueID()); |
| |
| SkPixmap pm2; |
| REPORTER_ASSERT(reporter, image2->peekPixels(&pm2)); |
| REPORTER_ASSERT(reporter, pm2.rowBytes() == pm.rowBytes()); |
| } |
| |
| DEF_TEST(surface_rowbytes, reporter) { |
| const SkImageInfo info = SkImageInfo::MakeN32Premul(100, 100); |
| |
| auto surf0(SkSurface::MakeRaster(info)); |
| check_rowbytes_remain_consistent(surf0.get(), reporter); |
| |
| // specify a larger rowbytes |
| auto surf1(SkSurface::MakeRaster(info, 500, nullptr)); |
| check_rowbytes_remain_consistent(surf1.get(), reporter); |
| |
| // Try some illegal rowByte values |
| auto s = SkSurface::MakeRaster(info, 396, nullptr); // needs to be at least 400 |
| REPORTER_ASSERT(reporter, nullptr == s); |
| s = SkSurface::MakeRaster(info, 1 << 30, nullptr); // allocation to large |
| REPORTER_ASSERT(reporter, nullptr == s); |
| } |
| |
| DEF_TEST(surface_raster_zeroinitialized, reporter) { |
| sk_sp<SkSurface> s(SkSurface::MakeRasterN32Premul(100, 100)); |
| SkPixmap pixmap; |
| REPORTER_ASSERT(reporter, s->peekPixels(&pixmap)); |
| |
| for (int i = 0; i < pixmap.info().width(); ++i) { |
| for (int j = 0; j < pixmap.info().height(); ++j) { |
| REPORTER_ASSERT(reporter, *pixmap.addr32(i, j) == 0); |
| } |
| } |
| } |
| |
| #if SK_SUPPORT_GPU |
| static sk_sp<SkSurface> create_gpu_surface_backend_texture( |
| GrContext* context, int sampleCnt, uint32_t color, GrBackendObject* outTexture) { |
| const int kWidth = 10; |
| const int kHeight = 10; |
| std::unique_ptr<uint32_t[]> pixels(new uint32_t[kWidth * kHeight]); |
| sk_memset32(pixels.get(), color, kWidth * kHeight); |
| GrBackendTextureDesc desc; |
| desc.fConfig = kRGBA_8888_GrPixelConfig; |
| desc.fWidth = kWidth; |
| desc.fHeight = kHeight; |
| desc.fFlags = kRenderTarget_GrBackendTextureFlag; |
| desc.fTextureHandle = context->getGpu()->createTestingOnlyBackendTexture( |
| pixels.get(), kWidth, kHeight, kRGBA_8888_GrPixelConfig, true); |
| desc.fSampleCnt = sampleCnt; |
| sk_sp<SkSurface> surface = SkSurface::MakeFromBackendTexture(context, desc, nullptr); |
| if (!surface) { |
| context->getGpu()->deleteTestingOnlyBackendTexture(desc.fTextureHandle); |
| return nullptr; |
| } |
| *outTexture = desc.fTextureHandle; |
| return surface; |
| } |
| |
| static sk_sp<SkSurface> create_gpu_surface_backend_texture_as_render_target( |
| GrContext* context, int sampleCnt, uint32_t color, GrBackendObject* outTexture) { |
| const int kWidth = 10; |
| const int kHeight = 10; |
| std::unique_ptr<uint32_t[]> pixels(new uint32_t[kWidth * kHeight]); |
| sk_memset32(pixels.get(), color, kWidth * kHeight); |
| GrBackendTextureDesc desc; |
| desc.fConfig = kRGBA_8888_GrPixelConfig; |
| desc.fWidth = kWidth; |
| desc.fHeight = kHeight; |
| desc.fFlags = kRenderTarget_GrBackendTextureFlag; |
| desc.fTextureHandle = context->getGpu()->createTestingOnlyBackendTexture( |
| pixels.get(), kWidth, kHeight, kRGBA_8888_GrPixelConfig, true); |
| desc.fSampleCnt = sampleCnt; |
| sk_sp<SkSurface> surface = SkSurface::MakeFromBackendTextureAsRenderTarget(context, desc, |
| nullptr); |
| if (!surface) { |
| context->getGpu()->deleteTestingOnlyBackendTexture(desc.fTextureHandle); |
| return nullptr; |
| } |
| *outTexture = desc.fTextureHandle; |
| return surface; |
| } |
| |
| static void test_surface_clear(skiatest::Reporter* reporter, sk_sp<SkSurface> surface, |
| std::function<sk_sp<GrSurfaceContext>(SkSurface*)> grSurfaceGetter, |
| uint32_t expectedValue) { |
| if (!surface) { |
| ERRORF(reporter, "Could not create GPU SkSurface."); |
| return; |
| } |
| int w = surface->width(); |
| int h = surface->height(); |
| std::unique_ptr<uint32_t[]> pixels(new uint32_t[w * h]); |
| sk_memset32(pixels.get(), ~expectedValue, w * h); |
| |
| sk_sp<GrSurfaceContext> grSurfaceContext(grSurfaceGetter(surface.get())); |
| if (!grSurfaceContext) { |
| ERRORF(reporter, "Could access render target of GPU SkSurface."); |
| return; |
| } |
| surface.reset(); |
| |
| SkImageInfo ii = SkImageInfo::Make(w, h, kRGBA_8888_SkColorType, kPremul_SkAlphaType); |
| grSurfaceContext->readPixels(ii, pixels.get(), 0, 0, 0); |
| for (int y = 0; y < h; ++y) { |
| for (int x = 0; x < w; ++x) { |
| uint32_t pixel = pixels.get()[y * w + x]; |
| if (pixel != expectedValue) { |
| SkString msg; |
| if (expectedValue) { |
| msg = "SkSurface should have left render target unmodified"; |
| } else { |
| msg = "SkSurface should have cleared the render target"; |
| } |
| ERRORF(reporter, |
| "%s but read 0x%08x (instead of 0x%08x) at %x,%d", msg.c_str(), pixel, |
| expectedValue, x, y); |
| return; |
| } |
| } |
| } |
| } |
| |
| DEF_GPUTEST_FOR_GL_RENDERING_CONTEXTS(SurfaceClear_Gpu, reporter, ctxInfo) { |
| GrContext* context = ctxInfo.grContext(); |
| |
| std::function<sk_sp<GrSurfaceContext>(SkSurface*)> grSurfaceContextGetters[] = { |
| [] (SkSurface* s){ |
| return sk_ref_sp(s->getCanvas()->internal_private_accessTopLayerRenderTargetContext()); |
| }, |
| [] (SkSurface* s){ |
| sk_sp<SkImage> i(s->makeImageSnapshot()); |
| SkImage_Gpu* gpuImage = (SkImage_Gpu *) as_IB(i); |
| sk_sp<GrTextureProxy> proxy = gpuImage->asTextureProxyRef(); |
| GrContext* context = gpuImage->context(); |
| return context->contextPriv().makeWrappedSurfaceContext(std::move(proxy), |
| gpuImage->refColorSpace()); |
| } |
| }; |
| |
| for (auto grSurfaceGetter : grSurfaceContextGetters) { |
| // Test that non-wrapped RTs are created clear. |
| for (auto& surface_func : {&create_gpu_surface, &create_gpu_scratch_surface}) { |
| auto surface = surface_func(context, kPremul_SkAlphaType, nullptr); |
| test_surface_clear(reporter, surface, grSurfaceGetter, 0x0); |
| } |
| // Wrapped RTs are *not* supposed to clear (to allow client to partially update a surface). |
| const uint32_t kOrigColor = 0xABABABAB; |
| for (auto& surfaceFunc : {&create_gpu_surface_backend_texture, |
| &create_gpu_surface_backend_texture_as_render_target}) { |
| GrBackendObject textureObject; |
| auto surface = surfaceFunc(context, 0, kOrigColor, &textureObject); |
| test_surface_clear(reporter, surface, grSurfaceGetter, kOrigColor); |
| surface.reset(); |
| context->getGpu()->deleteTestingOnlyBackendTexture(textureObject); |
| } |
| } |
| } |
| |
| static void test_surface_draw_partially( |
| skiatest::Reporter* reporter, sk_sp<SkSurface> surface, uint32_t origColor) { |
| const int kW = surface->width(); |
| const int kH = surface->height(); |
| SkPaint paint; |
| const SkColor kRectColor = ~origColor | 0xFF000000; |
| paint.setColor(kRectColor); |
| surface->getCanvas()->drawRect(SkRect::MakeWH(SkIntToScalar(kW), SkIntToScalar(kH)/2), |
| paint); |
| std::unique_ptr<uint32_t[]> pixels(new uint32_t[kW * kH]); |
| sk_memset32(pixels.get(), ~origColor, kW * kH); |
| // Read back RGBA to avoid format conversions that may not be supported on all platforms. |
| SkImageInfo readInfo = SkImageInfo::Make(kW, kH, kRGBA_8888_SkColorType, kPremul_SkAlphaType); |
| SkAssertResult(surface->readPixels(readInfo, pixels.get(), kW * sizeof(uint32_t), 0, 0)); |
| bool stop = false; |
| SkPMColor origColorPM = SkPackARGB_as_RGBA((origColor >> 24 & 0xFF), |
| (origColor >> 0 & 0xFF), |
| (origColor >> 8 & 0xFF), |
| (origColor >> 16 & 0xFF)); |
| SkPMColor rectColorPM = SkPackARGB_as_RGBA((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; |
| } |
| } |
| } |
| } |
| |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfacePartialDraw_Gpu, reporter, ctxInfo) { |
| GrGpu* gpu = ctxInfo.grContext()->getGpu(); |
| if (!gpu) { |
| return; |
| } |
| static const uint32_t kOrigColor = 0xFFAABBCC; |
| |
| for (auto& surfaceFunc : {&create_gpu_surface_backend_texture, |
| &create_gpu_surface_backend_texture_as_render_target}) { |
| // 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. |
| // This works only for non-multisampled case. |
| GrBackendObject textureObject; |
| auto surface = surfaceFunc(ctxInfo.grContext(), 0, kOrigColor, &textureObject); |
| if (surface) { |
| test_surface_draw_partially(reporter, surface, kOrigColor); |
| surface.reset(); |
| gpu->deleteTestingOnlyBackendTexture(textureObject); |
| } |
| } |
| } |
| |
| |
| DEF_GPUTEST_FOR_GL_RENDERING_CONTEXTS(SurfaceAttachStencil_Gpu, reporter, ctxInfo) { |
| GrGpu* gpu = ctxInfo.grContext()->getGpu(); |
| if (!gpu) { |
| return; |
| } |
| static const uint32_t kOrigColor = 0xFFAABBCC; |
| |
| for (auto& surfaceFunc : {&create_gpu_surface_backend_texture, |
| &create_gpu_surface_backend_texture_as_render_target}) { |
| for (int sampleCnt : {0, 4, 8}) { |
| GrBackendObject textureObject; |
| auto surface = surfaceFunc(ctxInfo.grContext(), sampleCnt, kOrigColor, &textureObject); |
| |
| if (!surface && sampleCnt > 0) { |
| // Certain platforms don't support MSAA, skip these. |
| continue; |
| } |
| |
| // Validate that we can attach a stencil buffer to an SkSurface created by either of |
| // our surface functions. |
| GrRenderTarget* rt = surface->getCanvas() |
| ->internal_private_accessTopLayerRenderTargetContext()->accessRenderTarget(); |
| REPORTER_ASSERT(reporter, |
| ctxInfo.grContext()->resourceProvider()->attachStencilAttachment(rt)); |
| gpu->deleteTestingOnlyBackendTexture(textureObject); |
| } |
| } |
| } |
| #endif |
| |
| static void test_surface_creation_and_snapshot_with_color_space( |
| skiatest::Reporter* reporter, |
| const char* prefix, |
| bool f16Support, |
| std::function<sk_sp<SkSurface>(const SkImageInfo&)> surfaceMaker) { |
| |
| auto srgbColorSpace = SkColorSpace::MakeSRGB(); |
| auto adobeColorSpace = SkColorSpace_Base::MakeNamed(SkColorSpace_Base::kAdobeRGB_Named); |
| const SkMatrix44* srgbMatrix = as_CSB(srgbColorSpace)->toXYZD50(); |
| SkASSERT(srgbMatrix); |
| SkColorSpaceTransferFn oddGamma; |
| oddGamma.fA = 1.0f; |
| oddGamma.fB = oddGamma.fC = oddGamma.fD = oddGamma.fE = oddGamma.fF = 0.0f; |
| oddGamma.fG = 4.0f; |
| auto oddColorSpace = SkColorSpace::MakeRGB(oddGamma, *srgbMatrix); |
| auto linearColorSpace = SkColorSpace::MakeSRGBLinear(); |
| |
| const struct { |
| SkColorType fColorType; |
| sk_sp<SkColorSpace> fColorSpace; |
| bool fShouldWork; |
| const char* fDescription; |
| } testConfigs[] = { |
| { kN32_SkColorType, nullptr, true, "N32-nullptr" }, |
| { kN32_SkColorType, linearColorSpace, false, "N32-linear" }, |
| { kN32_SkColorType, srgbColorSpace, true, "N32-srgb" }, |
| { kN32_SkColorType, adobeColorSpace, true, "N32-adobe" }, |
| { kN32_SkColorType, oddColorSpace, false, "N32-odd" }, |
| { kRGBA_F16_SkColorType, nullptr, true, "F16-nullptr" }, |
| { kRGBA_F16_SkColorType, linearColorSpace, true, "F16-linear" }, |
| { kRGBA_F16_SkColorType, srgbColorSpace, false, "F16-srgb" }, |
| { kRGBA_F16_SkColorType, adobeColorSpace, false, "F16-adobe" }, |
| { kRGBA_F16_SkColorType, oddColorSpace, false, "F16-odd" }, |
| { kRGB_565_SkColorType, srgbColorSpace, false, "565-srgb" }, |
| { kAlpha_8_SkColorType, srgbColorSpace, false, "A8-srgb" }, |
| }; |
| |
| for (auto& testConfig : testConfigs) { |
| SkString fullTestName = SkStringPrintf("%s-%s", prefix, testConfig.fDescription); |
| SkImageInfo info = SkImageInfo::Make(10, 10, testConfig.fColorType, kPremul_SkAlphaType, |
| testConfig.fColorSpace); |
| |
| // For some GPU contexts (eg ANGLE), we don't have f16 support, so we should fail to create |
| // any surface of that type: |
| bool shouldWork = testConfig.fShouldWork && |
| (f16Support || kRGBA_F16_SkColorType != testConfig.fColorType); |
| |
| auto surface(surfaceMaker(info)); |
| REPORTER_ASSERT_MESSAGE(reporter, SkToBool(surface) == shouldWork, fullTestName.c_str()); |
| |
| if (shouldWork && surface) { |
| sk_sp<SkImage> image(surface->makeImageSnapshot()); |
| REPORTER_ASSERT_MESSAGE(reporter, image, testConfig.fDescription); |
| SkColorSpace* imageColorSpace = as_IB(image)->onImageInfo().colorSpace(); |
| REPORTER_ASSERT_MESSAGE(reporter, imageColorSpace == testConfig.fColorSpace.get(), |
| fullTestName.c_str()); |
| } |
| } |
| } |
| |
| DEF_TEST(SurfaceCreationWithColorSpace, reporter) { |
| auto surfaceMaker = [](const SkImageInfo& info) { |
| return SkSurface::MakeRaster(info); |
| }; |
| |
| test_surface_creation_and_snapshot_with_color_space(reporter, "raster", true, surfaceMaker); |
| } |
| |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceCreationWithColorSpace_Gpu, reporter, ctxInfo) { |
| GrContext* context = ctxInfo.grContext(); |
| bool f16Support = context->caps()->isConfigRenderable(kRGBA_half_GrPixelConfig, false); |
| auto surfaceMaker = [context](const SkImageInfo& info) { |
| return SkSurface::MakeRenderTarget(context, SkBudgeted::kNo, info); |
| }; |
| |
| test_surface_creation_and_snapshot_with_color_space(reporter, "gpu", f16Support, surfaceMaker); |
| |
| std::vector<GrBackendObject> textureHandles; |
| auto wrappedSurfaceMaker = [context,&textureHandles](const SkImageInfo& info) { |
| GrBackendTextureDesc desc; |
| desc.fConfig = SkImageInfo2GrPixelConfig(info, *context->caps()); |
| desc.fWidth = 10; |
| desc.fHeight = 10; |
| desc.fFlags = kRenderTarget_GrBackendTextureFlag; |
| desc.fTextureHandle = context->getGpu()->createTestingOnlyBackendTexture( |
| nullptr, desc.fWidth, desc.fHeight, desc.fConfig, true); |
| |
| if (!desc.fTextureHandle) { |
| return sk_sp<SkSurface>(nullptr); |
| } |
| textureHandles.push_back(desc.fTextureHandle); |
| |
| return SkSurface::MakeFromBackendTexture(context, desc, sk_ref_sp(info.colorSpace()), |
| nullptr); |
| }; |
| |
| test_surface_creation_and_snapshot_with_color_space(reporter, "wrapped", f16Support, |
| wrappedSurfaceMaker); |
| |
| for (auto textureHandle : textureHandles) { |
| context->getGpu()->deleteTestingOnlyBackendTexture(textureHandle); |
| } |
| } |
| #endif |
| |
| static void test_overdraw_surface(skiatest::Reporter* r, SkSurface* surface) { |
| SkOverdrawCanvas canvas(surface->getCanvas()); |
| canvas.drawPaint(SkPaint()); |
| sk_sp<SkImage> image = surface->makeImageSnapshot(); |
| |
| SkBitmap bitmap; |
| image->asLegacyBitmap(&bitmap, SkImage::kRO_LegacyBitmapMode); |
| for (int y = 0; y < 10; y++) { |
| for (int x = 0; x < 10; x++) { |
| REPORTER_ASSERT(r, 1 == SkGetPackedA32(*bitmap.getAddr32(x, y))); |
| } |
| } |
| } |
| |
| DEF_TEST(OverdrawSurface_Raster, r) { |
| sk_sp<SkSurface> surface = create_surface(); |
| test_overdraw_surface(r, surface.get()); |
| } |
| |
| #if SK_SUPPORT_GPU |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(OverdrawSurface_Gpu, r, ctxInfo) { |
| GrContext* context = ctxInfo.grContext(); |
| sk_sp<SkSurface> surface = create_gpu_surface(context); |
| test_overdraw_surface(r, surface.get()); |
| } |
| #endif |