96be9df130
This reverts commit 467022b186.
Reason for revert: GrAHardwareBufferImageGenerator.cpp
Original change's description:
> Reduce dependence on GrSurface's origin field
>
> Unfortunately, GrGPU and its ilk are still using the GrSurface's origin a lot. I will clean that up in a second CL.
>
> Change-Id: Iba729440ce8ea8d24bb7f4e5de55ed576a0f176d
> Reviewed-on: https://skia-review.googlesource.com/24700
> Commit-Queue: Robert Phillips <robertphillips@google.com>
> Reviewed-by: Brian Salomon <bsalomon@google.com>
TBR=bsalomon@google.com,robertphillips@google.com
Change-Id: I1b3f5c3b82d250ac164beb1d5c83abb6c3c6ab3b
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/25620
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
963 lines
40 KiB
C++
963 lines
40 KiB
C++
/*
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* Copyright 2013 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include <functional>
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#include "SkCanvas.h"
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#include "SkColorSpace_Base.h"
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#include "SkData.h"
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#include "SkDevice.h"
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#include "SkImage_Base.h"
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#include "SkOverdrawCanvas.h"
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#include "SkPath.h"
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#include "SkRegion.h"
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#include "SkRRect.h"
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#include "SkSurface.h"
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#include "SkUtils.h"
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#include "Test.h"
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#if SK_SUPPORT_GPU
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#include "GrContext.h"
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#include "GrContextPriv.h"
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#include "GrRenderTargetContext.h"
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#include "GrGpu.h"
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#include "GrResourceProvider.h"
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#include "GrTest.h"
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#include <vector>
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#endif
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#include <initializer_list>
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static void release_direct_surface_storage(void* pixels, void* context) {
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SkASSERT(pixels == context);
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sk_free(pixels);
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}
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static sk_sp<SkSurface> create_surface(SkAlphaType at = kPremul_SkAlphaType,
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SkImageInfo* requestedInfo = nullptr) {
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const SkImageInfo info = SkImageInfo::MakeN32(10, 10, at);
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if (requestedInfo) {
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*requestedInfo = info;
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}
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return SkSurface::MakeRaster(info);
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}
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static sk_sp<SkSurface> create_direct_surface(SkAlphaType at = kPremul_SkAlphaType,
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SkImageInfo* requestedInfo = nullptr) {
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const SkImageInfo info = SkImageInfo::MakeN32(10, 10, at);
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if (requestedInfo) {
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*requestedInfo = info;
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}
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const size_t rowBytes = info.minRowBytes();
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void* storage = sk_malloc_throw(info.getSafeSize(rowBytes));
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return SkSurface::MakeRasterDirectReleaseProc(info, storage, rowBytes,
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release_direct_surface_storage,
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storage);
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}
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#if SK_SUPPORT_GPU
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static sk_sp<SkSurface> create_gpu_surface(GrContext* context, SkAlphaType at = kPremul_SkAlphaType,
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SkImageInfo* requestedInfo = nullptr) {
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const SkImageInfo info = SkImageInfo::MakeN32(10, 10, at);
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if (requestedInfo) {
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*requestedInfo = info;
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}
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return SkSurface::MakeRenderTarget(context, SkBudgeted::kNo, info);
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}
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static sk_sp<SkSurface> create_gpu_scratch_surface(GrContext* context,
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SkAlphaType at = kPremul_SkAlphaType,
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SkImageInfo* requestedInfo = nullptr) {
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const SkImageInfo info = SkImageInfo::MakeN32(10, 10, at);
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if (requestedInfo) {
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*requestedInfo = info;
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}
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return SkSurface::MakeRenderTarget(context, SkBudgeted::kYes, info);
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}
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#endif
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DEF_TEST(SurfaceEmpty, reporter) {
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const SkImageInfo info = SkImageInfo::Make(0, 0, kN32_SkColorType, kPremul_SkAlphaType);
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REPORTER_ASSERT(reporter, nullptr == SkSurface::MakeRaster(info));
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REPORTER_ASSERT(reporter, nullptr == SkSurface::MakeRasterDirect(info, nullptr, 0));
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}
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#if SK_SUPPORT_GPU
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceEmpty_Gpu, reporter, ctxInfo) {
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const SkImageInfo info = SkImageInfo::Make(0, 0, kN32_SkColorType, kPremul_SkAlphaType);
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REPORTER_ASSERT(reporter, nullptr ==
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SkSurface::MakeRenderTarget(ctxInfo.grContext(), SkBudgeted::kNo, info));
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}
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#endif
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static void test_canvas_peek(skiatest::Reporter* reporter,
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sk_sp<SkSurface>& surface,
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const SkImageInfo& requestInfo,
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bool expectPeekSuccess) {
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const SkColor color = SK_ColorRED;
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const SkPMColor pmcolor = SkPreMultiplyColor(color);
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surface->getCanvas()->clear(color);
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SkPixmap pmap;
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bool success = surface->getCanvas()->peekPixels(&pmap);
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REPORTER_ASSERT(reporter, expectPeekSuccess == success);
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SkPixmap pmap2;
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const void* addr2 = surface->peekPixels(&pmap2) ? pmap2.addr() : nullptr;
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if (success) {
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REPORTER_ASSERT(reporter, requestInfo == pmap.info());
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REPORTER_ASSERT(reporter, requestInfo.minRowBytes() <= pmap.rowBytes());
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REPORTER_ASSERT(reporter, pmcolor == *pmap.addr32());
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REPORTER_ASSERT(reporter, pmap.addr() == pmap2.addr());
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REPORTER_ASSERT(reporter, pmap.info() == pmap2.info());
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REPORTER_ASSERT(reporter, pmap.rowBytes() == pmap2.rowBytes());
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} else {
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REPORTER_ASSERT(reporter, nullptr == addr2);
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}
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}
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DEF_TEST(SurfaceCanvasPeek, reporter) {
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for (auto& surface_func : { &create_surface, &create_direct_surface }) {
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SkImageInfo requestInfo;
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auto surface(surface_func(kPremul_SkAlphaType, &requestInfo));
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test_canvas_peek(reporter, surface, requestInfo, true);
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}
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}
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#if SK_SUPPORT_GPU
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceCanvasPeek_Gpu, reporter, ctxInfo) {
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for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) {
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SkImageInfo requestInfo;
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auto surface(surface_func(ctxInfo.grContext(), kPremul_SkAlphaType, &requestInfo));
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test_canvas_peek(reporter, surface, requestInfo, false);
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}
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}
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#endif
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static void test_snapshot_alphatype(skiatest::Reporter* reporter, const sk_sp<SkSurface>& surface,
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SkAlphaType expectedAlphaType) {
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REPORTER_ASSERT(reporter, surface);
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if (surface) {
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sk_sp<SkImage> image(surface->makeImageSnapshot());
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REPORTER_ASSERT(reporter, image);
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if (image) {
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REPORTER_ASSERT(reporter, image->alphaType() == expectedAlphaType);
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}
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}
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}
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DEF_TEST(SurfaceSnapshotAlphaType, reporter) {
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for (auto& surface_func : { &create_surface, &create_direct_surface }) {
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for (auto& at: { kOpaque_SkAlphaType, kPremul_SkAlphaType, kUnpremul_SkAlphaType }) {
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auto surface(surface_func(at, nullptr));
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test_snapshot_alphatype(reporter, surface, at);
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}
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}
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}
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#if SK_SUPPORT_GPU
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceSnapshotAlphaType_Gpu, reporter, ctxInfo) {
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for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) {
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// GPU doesn't support creating unpremul surfaces, so only test opaque + premul
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for (auto& at : { kOpaque_SkAlphaType, kPremul_SkAlphaType }) {
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auto surface(surface_func(ctxInfo.grContext(), at, nullptr));
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test_snapshot_alphatype(reporter, surface, at);
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}
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}
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}
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#endif
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static GrBackendObject get_surface_backend_texture_handle(
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SkSurface* s, SkSurface::BackendHandleAccess a) {
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return s->getTextureHandle(a);
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}
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static GrBackendObject get_surface_backend_render_target_handle(
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SkSurface* s, SkSurface::BackendHandleAccess a) {
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GrBackendObject result;
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if (!s->getRenderTargetHandle(&result, a)) {
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return 0;
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}
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return result;
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}
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static void test_backend_handle_access_copy_on_write(
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skiatest::Reporter* reporter, SkSurface* surface, SkSurface::BackendHandleAccess mode,
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GrBackendObject (*func)(SkSurface*, SkSurface::BackendHandleAccess)) {
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GrBackendObject obj1 = func(surface, mode);
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sk_sp<SkImage> snap1(surface->makeImageSnapshot());
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GrBackendObject obj2 = func(surface, mode);
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sk_sp<SkImage> snap2(surface->makeImageSnapshot());
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// If the access mode triggers CoW, then the backend objects should reflect it.
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REPORTER_ASSERT(reporter, (obj1 == obj2) == (snap1 == snap2));
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}
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DEF_TEST(SurfaceBackendHandleAccessCopyOnWrite, reporter) {
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const SkSurface::BackendHandleAccess accessModes[] = {
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SkSurface::kFlushRead_BackendHandleAccess,
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SkSurface::kFlushWrite_BackendHandleAccess,
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SkSurface::kDiscardWrite_BackendHandleAccess,
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};
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for (auto& handle_access_func :
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{ &get_surface_backend_texture_handle, &get_surface_backend_render_target_handle }) {
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for (auto& accessMode : accessModes) {
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auto surface(create_surface());
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test_backend_handle_access_copy_on_write(reporter, surface.get(), accessMode,
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handle_access_func);
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}
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}
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}
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#if SK_SUPPORT_GPU
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceBackendHandleAccessCopyOnWrite_Gpu, reporter, ctxInfo) {
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const SkSurface::BackendHandleAccess accessModes[] = {
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SkSurface::kFlushRead_BackendHandleAccess,
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SkSurface::kFlushWrite_BackendHandleAccess,
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SkSurface::kDiscardWrite_BackendHandleAccess,
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};
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for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) {
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for (auto& handle_access_func :
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{ &get_surface_backend_texture_handle, &get_surface_backend_render_target_handle }) {
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for (auto& accessMode : accessModes) {
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auto surface(surface_func(ctxInfo.grContext(), kPremul_SkAlphaType, nullptr));
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test_backend_handle_access_copy_on_write(reporter, surface.get(), accessMode,
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handle_access_func);
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}
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}
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}
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}
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#endif
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#if SK_SUPPORT_GPU
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static void test_backend_handle_unique_id(
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skiatest::Reporter* reporter, SkSurface* surface,
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GrBackendObject (*func)(SkSurface*, SkSurface::BackendHandleAccess)) {
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sk_sp<SkImage> image0(surface->makeImageSnapshot());
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GrBackendObject obj = func(surface, SkSurface::kFlushRead_BackendHandleAccess);
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REPORTER_ASSERT(reporter, obj != 0);
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sk_sp<SkImage> image1(surface->makeImageSnapshot());
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// just read access should not affect the snapshot
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REPORTER_ASSERT(reporter, image0->uniqueID() == image1->uniqueID());
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obj = func(surface, SkSurface::kFlushWrite_BackendHandleAccess);
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REPORTER_ASSERT(reporter, obj != 0);
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sk_sp<SkImage> image2(surface->makeImageSnapshot());
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// expect a new image, since we claimed we would write
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REPORTER_ASSERT(reporter, image0->uniqueID() != image2->uniqueID());
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obj = func(surface, SkSurface::kDiscardWrite_BackendHandleAccess);
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REPORTER_ASSERT(reporter, obj != 0);
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sk_sp<SkImage> image3(surface->makeImageSnapshot());
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// expect a new(er) image, since we claimed we would write
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REPORTER_ASSERT(reporter, image0->uniqueID() != image3->uniqueID());
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REPORTER_ASSERT(reporter, image2->uniqueID() != image3->uniqueID());
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}
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// No CPU test.
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceBackendHandleAccessIDs_Gpu, reporter, ctxInfo) {
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for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) {
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for (auto& test_func : { &test_backend_handle_unique_id }) {
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for (auto& handle_access_func :
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{ &get_surface_backend_texture_handle, &get_surface_backend_render_target_handle}) {
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auto surface(surface_func(ctxInfo.grContext(), kPremul_SkAlphaType, nullptr));
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test_func(reporter, surface.get(), handle_access_func);
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}
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}
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}
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}
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#endif
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// Verify that the right canvas commands trigger a copy on write.
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static void test_copy_on_write(skiatest::Reporter* reporter, SkSurface* surface) {
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SkCanvas* canvas = surface->getCanvas();
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const SkRect testRect =
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SkRect::MakeXYWH(SkIntToScalar(0), SkIntToScalar(0),
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SkIntToScalar(4), SkIntToScalar(5));
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SkPath testPath;
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testPath.addRect(SkRect::MakeXYWH(SkIntToScalar(0), SkIntToScalar(0),
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SkIntToScalar(2), SkIntToScalar(1)));
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const SkIRect testIRect = SkIRect::MakeXYWH(0, 0, 2, 1);
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SkRegion testRegion;
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testRegion.setRect(testIRect);
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const SkColor testColor = 0x01020304;
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const SkPaint testPaint;
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const SkPoint testPoints[3] = {
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{SkIntToScalar(0), SkIntToScalar(0)},
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{SkIntToScalar(2), SkIntToScalar(1)},
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{SkIntToScalar(0), SkIntToScalar(2)}
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};
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const size_t testPointCount = 3;
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SkBitmap testBitmap;
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testBitmap.allocN32Pixels(10, 10);
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testBitmap.eraseColor(0);
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SkRRect testRRect;
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testRRect.setRectXY(testRect, SK_Scalar1, SK_Scalar1);
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SkString testText("Hello World");
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const SkPoint testPoints2[] = {
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{ SkIntToScalar(0), SkIntToScalar(1) },
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{ SkIntToScalar(1), SkIntToScalar(1) },
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{ SkIntToScalar(2), SkIntToScalar(1) },
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{ SkIntToScalar(3), SkIntToScalar(1) },
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{ SkIntToScalar(4), SkIntToScalar(1) },
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{ SkIntToScalar(5), SkIntToScalar(1) },
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{ SkIntToScalar(6), SkIntToScalar(1) },
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{ SkIntToScalar(7), SkIntToScalar(1) },
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{ SkIntToScalar(8), SkIntToScalar(1) },
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{ SkIntToScalar(9), SkIntToScalar(1) },
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{ SkIntToScalar(10), SkIntToScalar(1) },
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};
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#define EXPECT_COPY_ON_WRITE(command) \
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{ \
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sk_sp<SkImage> imageBefore = surface->makeImageSnapshot(); \
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sk_sp<SkImage> aur_before(imageBefore); \
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canvas-> command ; \
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sk_sp<SkImage> imageAfter = surface->makeImageSnapshot(); \
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sk_sp<SkImage> aur_after(imageAfter); \
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REPORTER_ASSERT(reporter, imageBefore != imageAfter); \
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}
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EXPECT_COPY_ON_WRITE(clear(testColor))
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EXPECT_COPY_ON_WRITE(drawPaint(testPaint))
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EXPECT_COPY_ON_WRITE(drawPoints(SkCanvas::kPoints_PointMode, testPointCount, testPoints, \
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testPaint))
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EXPECT_COPY_ON_WRITE(drawOval(testRect, testPaint))
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EXPECT_COPY_ON_WRITE(drawRect(testRect, testPaint))
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EXPECT_COPY_ON_WRITE(drawRRect(testRRect, testPaint))
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EXPECT_COPY_ON_WRITE(drawPath(testPath, testPaint))
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EXPECT_COPY_ON_WRITE(drawBitmap(testBitmap, 0, 0))
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EXPECT_COPY_ON_WRITE(drawBitmapRect(testBitmap, testRect, nullptr))
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EXPECT_COPY_ON_WRITE(drawBitmapNine(testBitmap, testIRect, testRect, nullptr))
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EXPECT_COPY_ON_WRITE(drawString(testText, 0, 1, testPaint))
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EXPECT_COPY_ON_WRITE(drawPosText(testText.c_str(), testText.size(), testPoints2, \
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testPaint))
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EXPECT_COPY_ON_WRITE(drawTextOnPath(testText.c_str(), testText.size(), testPath, nullptr, \
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testPaint))
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}
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DEF_TEST(SurfaceCopyOnWrite, reporter) {
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test_copy_on_write(reporter, create_surface().get());
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}
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#if SK_SUPPORT_GPU
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceCopyOnWrite_Gpu, reporter, ctxInfo) {
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for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) {
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auto surface(surface_func(ctxInfo.grContext(), kPremul_SkAlphaType, nullptr));
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test_copy_on_write(reporter, surface.get());
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}
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}
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#endif
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static void test_writable_after_snapshot_release(skiatest::Reporter* reporter,
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SkSurface* surface) {
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// This test succeeds by not triggering an assertion.
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// The test verifies that the surface remains writable (usable) after
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// acquiring and releasing a snapshot without triggering a copy on write.
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SkCanvas* canvas = surface->getCanvas();
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canvas->clear(1);
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surface->makeImageSnapshot(); // Create and destroy SkImage
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canvas->clear(2); // Must not assert internally
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}
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DEF_TEST(SurfaceWriteableAfterSnapshotRelease, reporter) {
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test_writable_after_snapshot_release(reporter, create_surface().get());
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}
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#if SK_SUPPORT_GPU
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SurfaceWriteableAfterSnapshotRelease_Gpu, reporter, ctxInfo) {
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for (auto& surface_func : { &create_gpu_surface, &create_gpu_scratch_surface }) {
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auto surface(surface_func(ctxInfo.grContext(), kPremul_SkAlphaType, nullptr));
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test_writable_after_snapshot_release(reporter, surface.get());
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}
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}
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#endif
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#if SK_SUPPORT_GPU
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static void test_crbug263329(skiatest::Reporter* reporter,
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SkSurface* surface1,
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SkSurface* surface2) {
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// This is a regression test for crbug.com/263329
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// Bug was caused by onCopyOnWrite releasing the old surface texture
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// back to the scratch texture pool even though the texture is used
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// by and active SkImage_Gpu.
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SkCanvas* canvas1 = surface1->getCanvas();
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SkCanvas* canvas2 = surface2->getCanvas();
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canvas1->clear(1);
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sk_sp<SkImage> image1(surface1->makeImageSnapshot());
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// Trigger copy on write, new backing is a scratch texture
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canvas1->clear(2);
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sk_sp<SkImage> image2(surface1->makeImageSnapshot());
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// Trigger copy on write, old backing should not be returned to scratch
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// pool because it is held by image2
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canvas1->clear(3);
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canvas2->clear(4);
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sk_sp<SkImage> image3(surface2->makeImageSnapshot());
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// Trigger copy on write on surface2. The new backing store should not
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// be recycling a texture that is held by an existing image.
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canvas2->clear(5);
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sk_sp<SkImage> image4(surface2->makeImageSnapshot());
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REPORTER_ASSERT(reporter, as_IB(image4)->getTexture() != as_IB(image3)->getTexture());
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// The following assertion checks crbug.com/263329
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REPORTER_ASSERT(reporter, as_IB(image4)->getTexture() != as_IB(image2)->getTexture());
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REPORTER_ASSERT(reporter, as_IB(image4)->getTexture() != as_IB(image1)->getTexture());
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REPORTER_ASSERT(reporter, as_IB(image3)->getTexture() != as_IB(image2)->getTexture());
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REPORTER_ASSERT(reporter, as_IB(image3)->getTexture() != as_IB(image1)->getTexture());
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REPORTER_ASSERT(reporter, as_IB(image2)->getTexture() != as_IB(image1)->getTexture());
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}
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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);
|
|
|
|
GrBackendObject backendHandle = context->getGpu()->createTestingOnlyBackendTexture(
|
|
pixels.get(), kWidth, kHeight, kRGBA_8888_GrPixelConfig, true);
|
|
|
|
GrBackendTexture backendTex = GrTest::CreateBackendTexture(context->contextPriv().getBackend(),
|
|
kWidth,
|
|
kHeight,
|
|
kRGBA_8888_GrPixelConfig,
|
|
backendHandle);
|
|
|
|
sk_sp<SkSurface> surface = SkSurface::MakeFromBackendTexture(context, backendTex,
|
|
kDefault_GrSurfaceOrigin, sampleCnt,
|
|
nullptr, nullptr);
|
|
if (!surface) {
|
|
context->getGpu()->deleteTestingOnlyBackendTexture(backendHandle);
|
|
return nullptr;
|
|
}
|
|
*outTexture = backendHandle;
|
|
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);
|
|
|
|
GrBackendObject backendHandle = context->getGpu()->createTestingOnlyBackendTexture(
|
|
pixels.get(), kWidth, kHeight, kRGBA_8888_GrPixelConfig, true);
|
|
|
|
GrBackendTexture backendTex = GrTest::CreateBackendTexture(context->contextPriv().getBackend(),
|
|
kWidth,
|
|
kHeight,
|
|
kRGBA_8888_GrPixelConfig,
|
|
backendHandle);
|
|
sk_sp<SkSurface> surface = SkSurface::MakeFromBackendTextureAsRenderTarget(
|
|
context, backendTex, kDefault_GrSurfaceOrigin, sampleCnt, nullptr, nullptr);
|
|
|
|
if (!surface) {
|
|
context->getGpu()->deleteTestingOnlyBackendTexture(backendHandle);
|
|
return nullptr;
|
|
}
|
|
*outTexture = backendHandle;
|
|
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;
|
|
}
|
|
if (gpu->caps()->avoidStencilBuffers()) {
|
|
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, false, "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) {
|
|
static const int kSize = 10;
|
|
GrPixelConfig config = SkImageInfo2GrPixelConfig(info, *context->caps());
|
|
|
|
GrBackendObject backendHandle = context->getGpu()->createTestingOnlyBackendTexture(
|
|
nullptr, kSize, kSize, config, true);
|
|
|
|
if (!backendHandle) {
|
|
return sk_sp<SkSurface>(nullptr);
|
|
}
|
|
textureHandles.push_back(backendHandle);
|
|
|
|
GrBackendTexture backendTex = GrTest::CreateBackendTexture(context->contextPriv().getBackend(),
|
|
kSize,
|
|
kSize,
|
|
config,
|
|
backendHandle);
|
|
|
|
return SkSurface::MakeFromBackendTexture(context, backendTex,
|
|
kDefault_GrSurfaceOrigin, 0,
|
|
sk_ref_sp(info.colorSpace()), nullptr);
|
|
};
|
|
|
|
test_surface_creation_and_snapshot_with_color_space(reporter, "wrapped", f16Support,
|
|
wrappedSurfaceMaker);
|
|
|
|
context->flush();
|
|
|
|
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
|
|
|
|
DEF_TEST(Surface_null, r) {
|
|
REPORTER_ASSERT(r, SkSurface::MakeNull(0, 0) == nullptr);
|
|
|
|
const int w = 37;
|
|
const int h = 1000;
|
|
auto surf = SkSurface::MakeNull(w, h);
|
|
auto canvas = surf->getCanvas();
|
|
|
|
canvas->drawPaint(SkPaint()); // should not crash, but don't expect anything to draw
|
|
REPORTER_ASSERT(r, surf->makeImageSnapshot() == nullptr);
|
|
}
|