static IntRect
GetTileRectD3D11(uint32_t aID, IntSize aSize, uint32_t aMaxSize)
{
uint32_t horizontalTiles = GetRequiredTilesD3D11(aSize.width, aMaxSize);
uint32_t verticalTiles = GetRequiredTilesD3D11(aSize.height, aMaxSize);
uint32_t verticalTile = aID / horizontalTiles;
uint32_t horizontalTile = aID % horizontalTiles;
return IntRect(horizontalTile * aMaxSize,
verticalTile * aMaxSize,
horizontalTile < (horizontalTiles - 1) ? aMaxSize : aSize.width % aMaxSize,
verticalTile < (verticalTiles - 1) ? aMaxSize : aSize.height % aMaxSize);
}
IntRect
DeprecatedTextureHostShmemD3D11::GetTileRect(uint32_t aID) const
{
uint32_t maxSize = GetMaxTextureSizeForFeatureLevel(mDevice->GetFeatureLevel());
uint32_t horizontalTiles = GetRequiredTilesD3D11(mSize.width, maxSize);
uint32_t verticalTiles = GetRequiredTilesD3D11(mSize.height, maxSize);
uint32_t verticalTile = aID / horizontalTiles;
uint32_t horizontalTile = aID % horizontalTiles;
return IntRect(horizontalTile * maxSize,
verticalTile * maxSize,
horizontalTile < (horizontalTiles - 1) ? maxSize : mSize.width % maxSize,
verticalTile < (verticalTiles - 1) ? maxSize : mSize.height % maxSize);
}
bool
DataTextureSourceD3D11::Update(DataSourceSurface* aSurface,
nsIntRegion* aDestRegion,
IntPoint* aSrcOffset)
{
// Incremental update with a source offset is only used on Mac so it is not
// clear that we ever will need to support it for D3D.
MOZ_ASSERT(!aSrcOffset);
MOZ_ASSERT(aSurface);
HRESULT hr;
if (!mCompositor || !mCompositor->GetDevice()) {
return false;
}
uint32_t bpp = BytesPerPixel(aSurface->GetFormat());
DXGI_FORMAT dxgiFormat = SurfaceFormatToDXGIFormat(aSurface->GetFormat());
mSize = aSurface->GetSize();
mFormat = aSurface->GetFormat();
CD3D11_TEXTURE2D_DESC desc(dxgiFormat, mSize.width, mSize.height, 1, 1);
int32_t maxSize = mCompositor->GetMaxTextureSize();
if ((mSize.width <= maxSize && mSize.height <= maxSize) ||
(mFlags & TextureFlags::DISALLOW_BIGIMAGE)) {
if (mTexture) {
D3D11_TEXTURE2D_DESC currentDesc;
mTexture->GetDesc(¤tDesc);
// Make sure there's no size mismatch, if there is, recreate.
if (currentDesc.Width != mSize.width || currentDesc.Height != mSize.height ||
currentDesc.Format != dxgiFormat) {
mTexture = nullptr;
// Make sure we upload the whole surface.
aDestRegion = nullptr;
}
}
if (!mTexture) {
hr = mCompositor->GetDevice()->CreateTexture2D(&desc, nullptr, byRef(mTexture));
mIsTiled = false;
if (FAILED(hr) || !mTexture) {
Reset();
return false;
}
}
DataSourceSurface::MappedSurface map;
aSurface->Map(DataSourceSurface::MapType::READ, &map);
if (aDestRegion) {
nsIntRegionRectIterator iter(*aDestRegion);
const nsIntRect *iterRect;
while ((iterRect = iter.Next())) {
D3D11_BOX box;
box.front = 0;
box.back = 1;
box.left = iterRect->x;
box.top = iterRect->y;
box.right = iterRect->XMost();
box.bottom = iterRect->YMost();
void* data = map.mData + map.mStride * iterRect->y + BytesPerPixel(aSurface->GetFormat()) * iterRect->x;
mCompositor->GetDC()->UpdateSubresource(mTexture, 0, &box, data, map.mStride, map.mStride * mSize.height);
}
} else {
mCompositor->GetDC()->UpdateSubresource(mTexture, 0, nullptr, aSurface->GetData(),
aSurface->Stride(), aSurface->Stride() * mSize.height);
}
aSurface->Unmap();
} else {
mIsTiled = true;
uint32_t tileCount = GetRequiredTilesD3D11(mSize.width, maxSize) *
GetRequiredTilesD3D11(mSize.height, maxSize);
mTileTextures.resize(tileCount);
mTexture = nullptr;
for (uint32_t i = 0; i < tileCount; i++) {
IntRect tileRect = GetTileRect(i);
desc.Width = tileRect.width;
desc.Height = tileRect.height;
desc.Usage = D3D11_USAGE_IMMUTABLE;
D3D11_SUBRESOURCE_DATA initData;
initData.pSysMem = aSurface->GetData() +
tileRect.y * aSurface->Stride() +
tileRect.x * bpp;
initData.SysMemPitch = aSurface->Stride();
hr = mCompositor->GetDevice()->CreateTexture2D(&desc, &initData, byRef(mTileTextures[i]));
if (FAILED(hr) || !mTileTextures[i]) {
Reset();
return false;
}
}
}
return true;
}
void
DeprecatedTextureHostShmemD3D11::UpdateImpl(const SurfaceDescriptor& aImage,
nsIntRegion* aRegion,
nsIntPoint* aOffset)
{
MOZ_ASSERT(aImage.type() == SurfaceDescriptor::TShmem ||
aImage.type() == SurfaceDescriptor::TMemoryImage);
AutoOpenSurface openSurf(OPEN_READ_ONLY, aImage);
nsRefPtr<gfxImageSurface> surf = openSurf.GetAsImage();
gfx::IntSize size = gfx::ToIntSize(surf->GetSize());
uint32_t bpp = 0;
DXGI_FORMAT dxgiFormat;
switch (surf->Format()) {
case gfxImageFormatRGB24:
mFormat = FORMAT_B8G8R8X8;
dxgiFormat = DXGI_FORMAT_B8G8R8X8_UNORM;
bpp = 4;
break;
case gfxImageFormatARGB32:
mFormat = FORMAT_B8G8R8A8;
dxgiFormat = DXGI_FORMAT_B8G8R8A8_UNORM;
bpp = 4;
break;
case gfxImageFormatA8:
mFormat = FORMAT_A8;
dxgiFormat = DXGI_FORMAT_A8_UNORM;
bpp = 1;
break;
default:
NS_ERROR("Bad image format");
}
mSize = size;
CD3D11_TEXTURE2D_DESC desc(dxgiFormat, size.width, size.height,
1, 1, D3D11_BIND_SHADER_RESOURCE,
D3D11_USAGE_IMMUTABLE);
int32_t maxSize = GetMaxTextureSizeForFeatureLevel(mDevice->GetFeatureLevel());
if (size.width <= maxSize && size.height <= maxSize) {
D3D11_SUBRESOURCE_DATA initData;
initData.pSysMem = surf->Data();
initData.SysMemPitch = surf->Stride();
mDevice->CreateTexture2D(&desc, &initData, byRef(mTextures[0]));
mIsTiled = false;
} else {
mIsTiled = true;
uint32_t tileCount = GetRequiredTilesD3D11(size.width, maxSize) *
GetRequiredTilesD3D11(size.height, maxSize);
mTileTextures.resize(tileCount);
for (uint32_t i = 0; i < tileCount; i++) {
IntRect tileRect = GetTileRect(i);
desc.Width = tileRect.width;
desc.Height = tileRect.height;
D3D11_SUBRESOURCE_DATA initData;
initData.pSysMem = surf->Data() +
tileRect.y * surf->Stride() +
tileRect.x * bpp;
initData.SysMemPitch = surf->Stride();
mDevice->CreateTexture2D(&desc, &initData, byRef(mTileTextures[i]));
}
}
}
