提交 ddaa125c 编写于 作者: C Chinmay Garde 提交者: GitHub

When the surface does not support SRGB, render to an offscreen texture. (#3930)

上级 32f22880
......@@ -22,7 +22,7 @@ vars = {
'fuchsia_git': 'https://fuchsia.googlesource.com',
'skia_git': 'https://skia.googlesource.com',
'github_git': 'https://github.com',
'skia_revision': '89d9d95570227533e4a87b41e5a7ed9fad4dd04a',
'skia_revision': '16d8ec66cdce2f30ce89b87066d3ac7a244c460d',
# When updating the Dart revision, ensure that all entries that are
# dependencies of Dart are also updated to match the entries in the
......
......@@ -17,8 +17,7 @@
namespace shell {
PlatformView::PlatformView(std::unique_ptr<Rasterizer> rasterizer)
: rasterizer_(std::move(rasterizer)),
size_(SkISize::Make(0, 0)){}
: rasterizer_(std::move(rasterizer)), size_(SkISize::Make(0, 0)) {}
PlatformView::~PlatformView() {
blink::Threads::UI()->PostTask([] { Shell::Shared().PurgePlatformViews(); });
......@@ -90,7 +89,6 @@ void PlatformView::NotifyCreated(std::unique_ptr<Surface> surface,
&latch
]() mutable {
// Runs on the GPU Thread. So does the Caller Continuation.
surface->Setup();
rasterizer_->Setup(std::move(surface), caller_continuation, &latch);
});
// Runs on the UI Thread.
......
......@@ -46,8 +46,6 @@ class Surface {
virtual ~Surface();
virtual bool Setup() = 0;
virtual bool IsValid() = 0;
virtual std::unique_ptr<SurfaceFrame> AcquireFrame(const SkISize& size) = 0;
......
......@@ -7,7 +7,9 @@
#include "flutter/glue/trace_event.h"
#include "lib/ftl/arraysize.h"
#include "lib/ftl/logging.h"
#include "third_party/skia/include/core/SkColorFilter.h"
#include "third_party/skia/include/core/SkSurface.h"
#include "third_party/skia/include/gpu/GrBackendSurface.h"
#include "third_party/skia/include/gpu/GrContextOptions.h"
#include "third_party/skia/include/gpu/gl/GrGLInterface.h"
......@@ -21,50 +23,157 @@ static const int kGrCacheMaxCount = 8192;
static const size_t kGrCacheMaxByteSize = 512 * (1 << 20);
GPUSurfaceGL::GPUSurfaceGL(GPUSurfaceGLDelegate* delegate)
: delegate_(delegate), weak_factory_(this) {}
GPUSurfaceGL::~GPUSurfaceGL() = default;
bool GPUSurfaceGL::Setup() {
if (delegate_ == nullptr) {
// Invalid delegate.
return false;
}
if (context_ != nullptr) {
// Already setup.
return false;
}
: delegate_(delegate),
onscreen_surface_supports_sgrb_(delegate_->SurfaceSupportsSRGB()),
weak_factory_(this) {
if (!delegate_->GLContextMakeCurrent()) {
// Could not make the context current to create the native interface.
return false;
FTL_LOG(ERROR)
<< "Could not make the context current to setup the gr context.";
return;
}
// Create the native interface.
auto backend_context =
reinterpret_cast<GrBackendContext>(GrGLCreateNativeInterface());
GrContextOptions options;
options.fRequireDecodeDisableForSRGB = false;
context_ =
sk_sp<GrContext>(GrContext::Create(kOpenGL_GrBackend, backend_context,
options));
if (context_ == nullptr) {
FTL_LOG(INFO) << "Failed to setup Skia Gr context.";
return false;
auto context = sk_sp<GrContext>(
GrContext::Create(kOpenGL_GrBackend, backend_context, options));
if (context == nullptr) {
FTL_LOG(ERROR) << "Failed to setup Skia Gr context.";
return;
}
context_ = std::move(context);
context_->setResourceCacheLimits(kGrCacheMaxCount, kGrCacheMaxByteSize);
delegate_->GLContextClearCurrent();
return true;
valid_ = true;
}
GPUSurfaceGL::~GPUSurfaceGL() {
if (!valid_) {
return;
}
if (!delegate_->GLContextMakeCurrent()) {
FTL_LOG(ERROR) << "Could not make the context current to destroy the "
"GrContext resources.";
return;
}
onscreen_surface_ = nullptr;
offscreen_surface_ = nullptr;
context_->releaseResourcesAndAbandonContext();
context_ = nullptr;
delegate_->GLContextClearCurrent();
}
bool GPUSurfaceGL::IsValid() {
return context_ != nullptr;
return valid_;
}
static sk_sp<SkSurface> WrapOnscreenSurface(GrContext* context,
const SkISize& size,
intptr_t fbo,
bool supports_srgb) {
const GrGLFramebufferInfo framebuffer_info = {
.fFBOID = fbo,
};
const GrPixelConfig pixel_config =
supports_srgb ? kSRGBA_8888_GrPixelConfig : kRGBA_8888_GrPixelConfig;
GrBackendRenderTarget render_target(size.fWidth, // width
size.fHeight, // height
0, // sample count
0, // stencil bits (TODO)
pixel_config, // pixel config
framebuffer_info // framebuffer info
);
sk_sp<SkColorSpace> colorspace =
supports_srgb ? SkColorSpace::MakeSRGB() : nullptr;
SkSurfaceProps surface_props(
SkSurfaceProps::InitType::kLegacyFontHost_InitType);
return SkSurface::MakeFromBackendRenderTarget(
context, // gr context
render_target, // render target
GrSurfaceOrigin::kBottomLeft_GrSurfaceOrigin, // origin
colorspace, // colorspace
&surface_props // surface properties
);
}
static sk_sp<SkSurface> CreateOffscreenSurface(GrContext* context,
const SkISize& size) {
const SkImageInfo image_info =
SkImageInfo::MakeS32(size.fWidth, size.fHeight, kOpaque_SkAlphaType);
const SkSurfaceProps surface_props(
SkSurfaceProps::InitType::kLegacyFontHost_InitType);
return SkSurface::MakeRenderTarget(
context, // context
SkBudgeted::kNo, // budgeted
image_info, // image info
0, // sample count
kBottomLeft_GrSurfaceOrigin, // surface origin
&surface_props // surface props
);
}
bool GPUSurfaceGL::CreateOrUpdateSurfaces(const SkISize& size) {
if (onscreen_surface_ != nullptr &&
size == SkISize::Make(onscreen_surface_->width(),
onscreen_surface_->height())) {
// We know that if there is an offscreen surface, it will be sized to be
// equal to the size of the onscreen surface. And the onscreen surface size
// appears unchanged. So bail.
return true;
}
// We need to do some updates.
TRACE_EVENT0("flutter", "UpdateSurfacesSize");
// Either way, we need to get rid of previous surfaces.
onscreen_surface_ = nullptr;
offscreen_surface_ = nullptr;
if (size.isEmpty()) {
FTL_LOG(ERROR) << "Cannot create surfaces of empty size.";
return false;
}
sk_sp<SkSurface> onscreen_surface, offscreen_surface;
onscreen_surface =
WrapOnscreenSurface(context_.get(), size, delegate_->GLContextFBO(),
onscreen_surface_supports_sgrb_);
if (onscreen_surface == nullptr) {
FTL_LOG(ERROR) << "Could not wrap onscreen surface.";
return false;
}
if (!onscreen_surface_supports_sgrb_) {
offscreen_surface = CreateOffscreenSurface(context_.get(), size);
if (offscreen_surface == nullptr) {
FTL_LOG(ERROR) << "Could not create offscreen surface.";
return false;
}
}
onscreen_surface_ = std::move(onscreen_surface);
offscreen_surface_ = std::move(offscreen_surface);
return true;
}
std::unique_ptr<SurfaceFrame> GPUSurfaceGL::AcquireFrame(const SkISize& size) {
......@@ -73,10 +182,12 @@ std::unique_ptr<SurfaceFrame> GPUSurfaceGL::AcquireFrame(const SkISize& size) {
}
if (!delegate_->GLContextMakeCurrent()) {
FTL_LOG(ERROR)
<< "Could not make the context current to acquire the frame.";
return nullptr;
}
sk_sp<SkSurface> surface = AcquireSurface(size);
sk_sp<SkSurface> surface = AcquireRenderSurface(size);
if (surface == nullptr) {
return nullptr;
......@@ -84,22 +195,40 @@ std::unique_ptr<SurfaceFrame> GPUSurfaceGL::AcquireFrame(const SkISize& size) {
auto weak_this = weak_factory_.GetWeakPtr();
SurfaceFrame::SubmitCallback submit_callback = [weak_this](
const SurfaceFrame& surface_frame, SkCanvas* canvas) {
return weak_this ? weak_this->PresentSurface(canvas) : false;
};
SurfaceFrame::SubmitCallback submit_callback =
[weak_this](const SurfaceFrame& surface_frame, SkCanvas* canvas) {
return weak_this ? weak_this->PresentSurface(canvas) : false;
};
return std::make_unique<SurfaceFrame>(surface, submit_callback);
}
bool GPUSurfaceGL::PresentSurface(SkCanvas* canvas) {
if (delegate_ == nullptr || canvas == nullptr) {
if (delegate_ == nullptr || canvas == nullptr || context_ == nullptr) {
return false;
}
if (!onscreen_surface_supports_sgrb_) {
// Because the surface did not support sRGB, we rendered to an offscreen
// surface. Now we must ensure that the texture is copied onscreen.
TRACE_EVENT0("flutter", "CopyTextureOnscreen");
FTL_DCHECK(offscreen_surface_ != nullptr);
SkPaint paint;
const GrCaps* caps = context_->caps();
if (caps->srgbSupport() && !caps->srgbDecodeDisableSupport()) {
paint.setColorFilter(SkColorFilter::MakeLinearToSRGBGamma());
}
onscreen_surface_->getCanvas()->drawImage(
offscreen_surface_->makeImageSnapshot(), // image
0, // left
0, // top
&paint // paint
);
}
{
TRACE_EVENT0("flutter", "SkCanvas::Flush");
canvas->flush();
onscreen_surface_->getCanvas()->flush();
}
delegate_->GLContextPresent();
......@@ -107,64 +236,13 @@ bool GPUSurfaceGL::PresentSurface(SkCanvas* canvas) {
return true;
}
bool GPUSurfaceGL::SelectPixelConfig(GrPixelConfig* config) {
if (delegate_->ColorSpace() && delegate_->ColorSpace()->gammaCloseToSRGB()) {
FTL_DCHECK(context_->caps()->isConfigRenderable(kSRGBA_8888_GrPixelConfig,
false));
*config = kSRGBA_8888_GrPixelConfig;
return true;
}
// FIXME:
// If sRGB support is not available, we should instead fall back to software.
if (context_->caps()->isConfigRenderable(kRGBA_8888_GrPixelConfig, false)) {
*config = kRGBA_8888_GrPixelConfig;
return true;
}
if (context_->caps()->isConfigRenderable(kRGBA_4444_GrPixelConfig, false)) {
*config = kRGBA_4444_GrPixelConfig;
return true;
}
return false;
}
sk_sp<SkSurface> GPUSurfaceGL::CreateSurface(const SkISize& size) {
if (delegate_ == nullptr || context_ == nullptr) {
sk_sp<SkSurface> GPUSurfaceGL::AcquireRenderSurface(const SkISize& size) {
if (!CreateOrUpdateSurfaces(size)) {
return nullptr;
}
GrBackendRenderTargetDesc desc;
if (!SelectPixelConfig(&desc.fConfig)) {
return nullptr;
}
desc.fWidth = size.width();
desc.fHeight = size.height();
desc.fStencilBits = 8;
desc.fOrigin = kBottomLeft_GrSurfaceOrigin;
desc.fRenderTargetHandle = delegate_->GLContextFBO();
return SkSurface::MakeFromBackendRenderTarget(context_.get(), desc,
delegate_->ColorSpace(), nullptr);
}
sk_sp<SkSurface> GPUSurfaceGL::AcquireSurface(const SkISize& size) {
// There is no cached surface.
if (cached_surface_ == nullptr) {
cached_surface_ = CreateSurface(size);
return cached_surface_;
}
// There is a surface previously created of the same size.
if (cached_surface_->width() == size.width() &&
cached_surface_->height() == size.height()) {
return cached_surface_;
}
cached_surface_ = CreateSurface(size);
return cached_surface_;
return onscreen_surface_supports_sgrb_ ? onscreen_surface_
: offscreen_surface_;
}
GrContext* GPUSurfaceGL::GetContext() {
......
......@@ -23,8 +23,7 @@ class GPUSurfaceGLDelegate {
virtual intptr_t GLContextFBO() const = 0;
// TODO: Update Mac desktop and make this pure virtual.
virtual sk_sp<SkColorSpace> ColorSpace() const { return nullptr; }
virtual bool SurfaceSupportsSRGB() const = 0;
};
class GPUSurfaceGL : public Surface {
......@@ -33,8 +32,6 @@ class GPUSurfaceGL : public Surface {
~GPUSurfaceGL() override;
bool Setup() override;
bool IsValid() override;
std::unique_ptr<SurfaceFrame> AcquireFrame(const SkISize& size) override;
......@@ -43,13 +40,16 @@ class GPUSurfaceGL : public Surface {
private:
GPUSurfaceGLDelegate* delegate_;
bool onscreen_surface_supports_sgrb_;
sk_sp<GrContext> context_;
sk_sp<SkSurface> cached_surface_;
sk_sp<SkSurface> onscreen_surface_;
sk_sp<SkSurface> offscreen_surface_;
bool valid_ = false;
ftl::WeakPtrFactory<GPUSurfaceGL> weak_factory_;
sk_sp<SkSurface> CreateSurface(const SkISize& size);
bool CreateOrUpdateSurfaces(const SkISize& size);
sk_sp<SkSurface> AcquireSurface(const SkISize& size);
sk_sp<SkSurface> AcquireRenderSurface(const SkISize& size);
bool PresentSurface(SkCanvas* canvas);
......
......@@ -14,10 +14,6 @@ GPUSurfaceSoftware::GPUSurfaceSoftware(GPUSurfaceSoftwareDelegate* delegate)
GPUSurfaceSoftware::~GPUSurfaceSoftware() = default;
bool GPUSurfaceSoftware::Setup() {
return IsValid();
}
bool GPUSurfaceSoftware::IsValid() {
return delegate_ != nullptr;
}
......
......@@ -24,8 +24,6 @@ class GPUSurfaceSoftware : public Surface {
~GPUSurfaceSoftware() override;
bool Setup() override;
bool IsValid() override;
std::unique_ptr<SurfaceFrame> AcquireFrame(const SkISize& size) override;
......
......@@ -55,6 +55,10 @@ AndroidSurfaceGL::AndroidSurfaceGL(
AndroidSurfaceGL::~AndroidSurfaceGL() = default;
bool AndroidSurfaceGL::SurfaceSupportsSRGB() const {
return offscreen_context_->SupportsSRGB();
}
bool AndroidSurfaceGL::IsOffscreenContextValid() const {
return offscreen_context_ && offscreen_context_->IsValid();
}
......@@ -81,12 +85,7 @@ bool AndroidSurfaceGL::IsValid() const {
std::unique_ptr<Surface> AndroidSurfaceGL::CreateGPUSurface() {
auto surface = std::make_unique<GPUSurfaceGL>(this);
if (!surface->Setup()) {
return nullptr;
}
return surface;
return surface->IsValid() ? std::move(surface) : nullptr;
}
SkISize AndroidSurfaceGL::OnScreenSurfaceSize() const {
......
......@@ -47,13 +47,7 @@ class AndroidSurfaceGL : public GPUSurfaceGLDelegate, public AndroidSurface {
intptr_t GLContextFBO() const override;
sk_sp<SkColorSpace> ColorSpace() const override {
// TODO:
// We can render more consistently across devices when Android makes it
// possible to query for the color space of the display.
return onscreen_context_->SupportsSRGB() ? SkColorSpace::MakeSRGB()
: nullptr;
}
bool SurfaceSupportsSRGB() const override;
void SetFlutterView(
const fml::jni::JavaObjectWeakGlobalRef& flutter_view) override;
......
......@@ -33,6 +33,8 @@ class PlatformViewMac : public PlatformView, public GPUSurfaceGLDelegate {
intptr_t GLContextFBO() const override;
bool SurfaceSupportsSRGB() const override;
VsyncWaiter* GetVsyncWaiter() override;
bool ResourceContextMakeCurrent() override;
......
......@@ -23,8 +23,7 @@ PlatformViewMac::PlatformViewMac(NSOpenGLView* gl_view)
: PlatformView(std::make_unique<GPURasterizer>(std::make_unique<ProcessInfoMac>())),
opengl_view_([gl_view retain]),
resource_loading_context_([[NSOpenGLContext alloc] initWithFormat:gl_view.pixelFormat
shareContext:gl_view.openGLContext]) {
}
shareContext:gl_view.openGLContext]) {}
PlatformViewMac::~PlatformViewMac() = default;
......@@ -79,6 +78,10 @@ intptr_t PlatformViewMac::GLContextFBO() const {
return 0;
}
bool PlatformViewMac::SurfaceSupportsSRGB() const {
return false;
}
bool PlatformViewMac::GLContextMakeCurrent() {
TRACE_EVENT0("flutter", "PlatformViewMac::GLContextMakeCurrent");
if (!IsValid()) {
......
......@@ -36,9 +36,7 @@ class IOSSurfaceGL : public IOSSurface, public GPUSurfaceGLDelegate {
intptr_t GLContextFBO() const override;
sk_sp<SkColorSpace> ColorSpace() const override {
return context_.ColorSpace();
}
bool SurfaceSupportsSRGB() const override;
private:
IOSGLContext context_;
......
......@@ -36,6 +36,10 @@ intptr_t IOSSurfaceGL::GLContextFBO() const {
return IsValid() ? context_.framebuffer() : GL_NONE;
}
bool IOSSurfaceGL::SurfaceSupportsSRGB() const {
return true;
}
bool IOSSurfaceGL::GLContextMakeCurrent() {
return IsValid() ? context_.MakeCurrent() : false;
}
......
Signature: d07ddbe451cf7cb7a46904d92963fecc
Signature: a0ac508508961cd3261f0a1d8d0e5c84
UNUSED LICENSES:
......@@ -25557,8 +25557,6 @@ FILE: ../../../third_party/skia/src/gpu/GrSKSLPrettyPrint.h
FILE: ../../../third_party/skia/src/gpu/GrSurfacePriv.h
FILE: ../../../third_party/skia/src/gpu/GrTRecorder.h
FILE: ../../../third_party/skia/src/gpu/GrTexturePriv.h
FILE: ../../../third_party/skia/src/gpu/GrTraceMarker.cpp
FILE: ../../../third_party/skia/src/gpu/GrTraceMarker.h
FILE: ../../../third_party/skia/src/gpu/GrTracing.h
FILE: ../../../third_party/skia/src/gpu/GrXferProcessor.h
FILE: ../../../third_party/skia/src/gpu/effects/GrBicubicEffect.cpp
......@@ -25788,13 +25786,10 @@ FILE: ../../../third_party/skia/src/gpu/GrSoftwarePathRenderer.cpp
FILE: ../../../third_party/skia/src/gpu/GrSoftwarePathRenderer.h
FILE: ../../../third_party/skia/src/gpu/GrSurface.cpp
FILE: ../../../third_party/skia/src/gpu/GrTextureStripAtlas.h
FILE: ../../../third_party/skia/src/gpu/effects/Gr1DKernelEffect.h
FILE: ../../../third_party/skia/src/gpu/effects/GrConfigConversionEffect.cpp
FILE: ../../../third_party/skia/src/gpu/effects/GrConfigConversionEffect.h
FILE: ../../../third_party/skia/src/gpu/effects/GrGaussianConvolutionFragmentProcessor.cpp
FILE: ../../../third_party/skia/src/gpu/effects/GrGaussianConvolutionFragmentProcessor.h
FILE: ../../../third_party/skia/src/gpu/effects/GrSingleTextureEffect.cpp
FILE: ../../../third_party/skia/src/gpu/effects/GrSingleTextureEffect.h
FILE: ../../../third_party/skia/src/gpu/effects/GrTextureDomain.cpp
FILE: ../../../third_party/skia/src/gpu/effects/GrTextureDomain.h
FILE: ../../../third_party/skia/src/gpu/effects/GrTextureStripAtlas.cpp
......@@ -26681,12 +26676,14 @@ FILE: ../../../third_party/skia/gm/simple_magnification.cpp
FILE: ../../../third_party/skia/gm/srgb.cpp
FILE: ../../../third_party/skia/gm/testgradient.cpp
FILE: ../../../third_party/skia/gm/thinconcavepaths.cpp
FILE: ../../../third_party/skia/gm/tosrgb_colorfilter.cpp
FILE: ../../../third_party/skia/gm/xform_image_gen.cpp
FILE: ../../../third_party/skia/include/core/SkColorSpaceXformCanvas.h
FILE: ../../../third_party/skia/include/core/SkExecutor.h
FILE: ../../../third_party/skia/include/core/SkFontArguments.h
FILE: ../../../third_party/skia/include/core/SkVertices.h
FILE: ../../../third_party/skia/include/effects/SkHighContrastFilter.h
FILE: ../../../third_party/skia/include/effects/SkToSRGBColorFilter.h
FILE: ../../../third_party/skia/include/encode/SkEncoder.h
FILE: ../../../third_party/skia/include/encode/SkJpegEncoder.h
FILE: ../../../third_party/skia/include/encode/SkPngEncoder.h
......@@ -26718,6 +26715,8 @@ FILE: ../../../third_party/skia/src/core/SkColorSpaceXformImageGenerator.cpp
FILE: ../../../third_party/skia/src/core/SkColorSpaceXformImageGenerator.h
FILE: ../../../third_party/skia/src/core/SkColorSpaceXformer.cpp
FILE: ../../../third_party/skia/src/core/SkColorSpaceXformer.h
FILE: ../../../third_party/skia/src/core/SkCoverageDelta.cpp
FILE: ../../../third_party/skia/src/core/SkCoverageDelta.h
FILE: ../../../third_party/skia/src/core/SkDrawShadowRec.h
FILE: ../../../third_party/skia/src/core/SkDraw_vertices.cpp
FILE: ../../../third_party/skia/src/core/SkExecutor.cpp
......@@ -26736,6 +26735,7 @@ FILE: ../../../third_party/skia/src/effects/GrCircleBlurFragmentProcessor.cpp
FILE: ../../../third_party/skia/src/effects/GrCircleBlurFragmentProcessor.h
FILE: ../../../third_party/skia/src/effects/SkDashImpl.h
FILE: ../../../third_party/skia/src/effects/SkHighContrastFilter.cpp
FILE: ../../../third_party/skia/src/effects/SkToSRGBColorFilter.cpp
FILE: ../../../third_party/skia/src/gpu/GrAHardwareBufferImageGenerator.cpp
FILE: ../../../third_party/skia/src/gpu/GrAHardwareBufferImageGenerator.h
FILE: ../../../third_party/skia/src/gpu/GrBackendSurface.cpp
......@@ -27137,7 +27137,6 @@ FILE: ../../../third_party/skia/src/core/SkScan_AntiPath.cpp
FILE: ../../../third_party/skia/src/core/SkScan_Hairline.cpp
FILE: ../../../third_party/skia/src/core/SkScan_Path.cpp
FILE: ../../../third_party/skia/src/core/SkSpriteBlitter.h
FILE: ../../../third_party/skia/src/core/SkSpriteBlitterTemplate.h
FILE: ../../../third_party/skia/src/core/SkSpriteBlitter_ARGB32.cpp
FILE: ../../../third_party/skia/src/core/SkStream.cpp
FILE: ../../../third_party/skia/src/core/SkString.cpp
......@@ -27909,6 +27908,7 @@ LIBRARY: skia
ORIGIN: ../../../third_party/skia/src/core/SkScan_AAAPath.cpp + ../../../third_party/skia/LICENSE
TYPE: LicenseType.bsd
FILE: ../../../third_party/skia/src/core/SkScan_AAAPath.cpp
FILE: ../../../third_party/skia/src/core/SkScan_DAAPath.cpp
----------------------------------------------------------------------------------------------------
Copyright 2016 The Android Open Source Project
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