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Bug 1046550 - Part 2: Allow creating D2D 1.1 DrawTargets for D3D11 textures. r=bas

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This commit is contained in:
Matt Woodrow 2014-09-14 23:51:27 +02:00
parent 019c0468a9
commit 8c5c06f212
4 changed files with 73 additions and 0 deletions
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3
gfx/2d/2D.h
View File

@ -37,6 +37,7 @@ typedef _cairo_scaled_font cairo_scaled_font_t;
struct ID3D10Device1;
struct ID3D10Texture2D;
struct ID3D11Texture2D;
struct ID3D11Device;
struct ID2D1Device;
struct IDWriteRenderingParams;
@ -1190,6 +1191,8 @@ public:
static void SetDirect3D10Device(ID3D10Device1 *aDevice);
static ID3D10Device1 *GetDirect3D10Device();
#ifdef USE_D2D1_1
static TemporaryRef<DrawTarget> CreateDrawTargetForD3D11Texture(ID3D11Texture2D *aTexture, SurfaceFormat aFormat);
static void SetDirect3D11Device(ID3D11Device *aDevice);
static ID3D11Device *GetDirect3D11Device();
static ID2D1Device *GetD2D1Device();

46
gfx/2d/DrawTargetD2D1.cpp
View File

@ -593,6 +593,52 @@ DrawTargetD2D1::CreateFilter(FilterType aType)
return FilterNodeD2D1::Create(this, mDC, aType);
}
bool
DrawTargetD2D1::Init(ID3D11Texture2D* aTexture, SurfaceFormat aFormat)
{
HRESULT hr;
hr = Factory::GetD2D1Device()->CreateDeviceContext(D2D1_DEVICE_CONTEXT_OPTIONS_ENABLE_MULTITHREADED_OPTIMIZATIONS, byRef(mDC));
if (FAILED(hr)) {
gfxWarning() << *this << ": Error " << hr << " failed to initialize new DeviceContext.";
return false;
}
RefPtr<IDXGISurface> dxgiSurface;
aTexture->QueryInterface(__uuidof(IDXGISurface),
(void**)((IDXGISurface**)byRef(dxgiSurface)));
if (!dxgiSurface) {
return false;
}
D2D1_BITMAP_PROPERTIES1 props;
props.dpiX = 96;
props.dpiY = 96;
props.pixelFormat = D2DPixelFormat(aFormat);
props.colorContext = nullptr;
props.bitmapOptions = D2D1_BITMAP_OPTIONS_TARGET;
mDC->CreateBitmapFromDxgiSurface(dxgiSurface, props, (ID2D1Bitmap1**)byRef(mBitmap));
if (FAILED(hr)) {
gfxWarning() << *this << ": Error " << hr << " failed to create new CommandList.";
return false;
}
mFormat = aFormat;
D3D11_TEXTURE2D_DESC desc;
aTexture->GetDesc(&desc);
mSize.width = desc.Width;
mSize.height = desc.Height;
mDC->CreateBitmap(D2DIntSize(mSize), nullptr, 0, props, (ID2D1Bitmap1**)byRef(mTempBitmap));
mDC->SetTarget(mBitmap);
mDC->BeginDraw();
return true;
}
bool
DrawTargetD2D1::Init(const IntSize &aSize, SurfaceFormat aFormat)
{

1
gfx/2d/DrawTargetD2D1.h
View File

@ -125,6 +125,7 @@ public:
virtual void *GetNativeSurface(NativeSurfaceType aType) { return nullptr; }
bool Init(const IntSize &aSize, SurfaceFormat aFormat);
bool Init(ID3D11Texture2D* aTexture, SurfaceFormat aFormat);
uint32_t GetByteSize() const;
TemporaryRef<ID2D1Image> GetImageForSurface(SourceSurface *aSurface, Matrix &aSourceTransform,

23
gfx/2d/Factory.cpp
View File

@ -548,6 +548,7 @@ Factory::SetDirect3D10Device(ID3D10Device1 *aDevice)
ID3D10Device1*
Factory::GetDirect3D10Device()
{
#ifdef DEBUG
UINT mode = mD3D10Device->GetExceptionMode();
@ -557,6 +558,28 @@ Factory::GetDirect3D10Device()
}
#ifdef USE_D2D1_1
TemporaryRef<DrawTarget>
Factory::CreateDrawTargetForD3D11Texture(ID3D11Texture2D *aTexture, SurfaceFormat aFormat)
{
RefPtr<DrawTargetD2D1> newTarget;
newTarget = new DrawTargetD2D1();
if (newTarget->Init(aTexture, aFormat)) {
RefPtr<DrawTarget> retVal = newTarget;
if (mRecorder) {
retVal = new DrawTargetRecording(mRecorder, retVal, true);
}
return retVal;
}
gfxWarning() << "Failed to create draw target for D3D10 texture.";
// Failed
return nullptr;
}
void
Factory::SetDirect3D11Device(ID3D11Device *aDevice)
{