HRESULT d2d_wic_render_target_init(struct d2d_wic_render_target *render_target, ID2D1Factory1 *factory,
ID3D10Device1 *d3d_device, IWICBitmap *bitmap, const D2D1_RENDER_TARGET_PROPERTIES *desc)
{
D3D10_TEXTURE2D_DESC texture_desc;
ID3D10Texture2D *texture;
IDXGIDevice *dxgi_device;
ID2D1Device *device;
HRESULT hr;
render_target->IUnknown_iface.lpVtbl = &d2d_wic_render_target_vtbl;
if (FAILED(hr = IWICBitmap_GetSize(bitmap, &render_target->width, &render_target->height)))
{
WARN("Failed to get bitmap dimensions, hr %#x.\n", hr);
return hr;
}
texture_desc.Width = render_target->width;
texture_desc.Height = render_target->height;
texture_desc.MipLevels = 1;
texture_desc.ArraySize = 1;
texture_desc.Format = desc->pixelFormat.format;
if (texture_desc.Format == DXGI_FORMAT_UNKNOWN)
{
WICPixelFormatGUID bitmap_format;
if (FAILED(hr = IWICBitmap_GetPixelFormat(bitmap, &bitmap_format)))
{
WARN("Failed to get bitmap format, hr %#x.\n", hr);
return hr;
}
if (IsEqualGUID(&bitmap_format, &GUID_WICPixelFormat32bppPBGRA)
|| IsEqualGUID(&bitmap_format, &GUID_WICPixelFormat32bppBGR))
{
texture_desc.Format = DXGI_FORMAT_B8G8R8A8_UNORM;
}
else
{
WARN("Unsupported WIC bitmap format %s.\n", debugstr_guid(&bitmap_format));
return D2DERR_UNSUPPORTED_PIXEL_FORMAT;
}
}
switch (texture_desc.Format)
{
case DXGI_FORMAT_B8G8R8A8_UNORM:
render_target->bpp = 4;
break;
default:
FIXME("Unhandled format %#x.\n", texture_desc.Format);
return D2DERR_UNSUPPORTED_PIXEL_FORMAT;
}
texture_desc.SampleDesc.Count = 1;
texture_desc.SampleDesc.Quality = 0;
texture_desc.Usage = D3D10_USAGE_DEFAULT;
texture_desc.BindFlags = D3D10_BIND_RENDER_TARGET | D3D10_BIND_SHADER_RESOURCE;
texture_desc.CPUAccessFlags = 0;
texture_desc.MiscFlags = desc->usage & D2D1_RENDER_TARGET_USAGE_GDI_COMPATIBLE ?
D3D10_RESOURCE_MISC_GDI_COMPATIBLE : 0;
if (FAILED(hr = ID3D10Device1_CreateTexture2D(d3d_device, &texture_desc, NULL, &texture)))
{
WARN("Failed to create texture, hr %#x.\n", hr);
return hr;
}
hr = ID3D10Texture2D_QueryInterface(texture, &IID_IDXGISurface, (void **)&render_target->dxgi_surface);
ID3D10Texture2D_Release(texture);
if (FAILED(hr))
{
WARN("Failed to get DXGI surface interface, hr %#x.\n", hr);
return hr;
}
texture_desc.Usage = D3D10_USAGE_STAGING;
texture_desc.BindFlags = 0;
texture_desc.CPUAccessFlags = D3D10_CPU_ACCESS_READ;
texture_desc.MiscFlags = 0;
if (FAILED(hr = ID3D10Device1_CreateTexture2D(d3d_device, &texture_desc, NULL, &render_target->readback_texture)))
{
WARN("Failed to create readback texture, hr %#x.\n", hr);
IDXGISurface_Release(render_target->dxgi_surface);
return hr;
}
if (FAILED(hr = ID3D10Device1_QueryInterface(d3d_device, &IID_IDXGIDevice, (void **)&dxgi_device)))
{
WARN("Failed to get DXGI device, hr %#x.\n", hr);
IDXGISurface_Release(render_target->dxgi_surface);
return hr;
}
hr = ID2D1Factory1_CreateDevice(factory, dxgi_device, &device);
IDXGIDevice_Release(dxgi_device);
if (FAILED(hr))
{
WARN("Failed to create D2D device, hr %#x.\n", hr);
IDXGISurface_Release(render_target->dxgi_surface);
return hr;
}
hr = d2d_d3d_create_render_target(device, render_target->dxgi_surface, &render_target->IUnknown_iface,
&d2d_wic_render_target_ops, desc, (void **)&render_target->dxgi_inner);
ID2D1Device_Release(device);
if (FAILED(hr))
{
WARN("Failed to create DXGI surface render target, hr %#x.\n", hr);
ID3D10Texture2D_Release(render_target->readback_texture);
IDXGISurface_Release(render_target->dxgi_surface);
return hr;
}
if (FAILED(hr = IUnknown_QueryInterface(render_target->dxgi_inner,
&IID_ID2D1RenderTarget, (void **)&render_target->dxgi_target)))
{
WARN("Failed to retrieve ID2D1RenderTarget interface, hr %#x.\n", hr);
IUnknown_Release(render_target->dxgi_inner);
ID3D10Texture2D_Release(render_target->readback_texture);
IDXGISurface_Release(render_target->dxgi_surface);
return hr;
}
render_target->bitmap = bitmap;
IWICBitmap_AddRef(bitmap);
return S_OK;
}
HRESULT d2d_dc_render_target_init(struct d2d_dc_render_target *render_target, ID2D1Factory1 *factory,
ID3D10Device1 *d3d_device, const D2D1_RENDER_TARGET_PROPERTIES *desc)
{
IDXGIDevice *dxgi_device;
ID2D1Device *device;
HRESULT hr;
render_target->ID2D1DCRenderTarget_iface.lpVtbl = &d2d_dc_render_target_vtbl;
/* Set with BindDC(). */
SetRectEmpty(&render_target->dst_rect);
render_target->hdc = NULL;
render_target->pixel_format = desc->pixelFormat;
switch (desc->pixelFormat.format)
{
case DXGI_FORMAT_B8G8R8A8_UNORM:
if (desc->pixelFormat.alphaMode == D2D1_ALPHA_MODE_PREMULTIPLIED
|| desc->pixelFormat.alphaMode == D2D1_ALPHA_MODE_IGNORE)
break;
default:
FIXME("Unhandled format %#x, alpha mode %u.\n", desc->pixelFormat.format, desc->pixelFormat.alphaMode);
return D2DERR_UNSUPPORTED_PIXEL_FORMAT;
}
if (FAILED(hr = ID3D10Device1_QueryInterface(d3d_device, &IID_IDXGIDevice, (void **)&dxgi_device)))
{
WARN("Failed to get DXGI device interface, hr %#x.\n", hr);
return hr;
}
hr = ID2D1Factory1_CreateDevice(factory, dxgi_device, &device);
IDXGIDevice_Release(dxgi_device);
if (FAILED(hr))
{
WARN("Failed to create D2D device, hr %#x.\n", hr);
return hr;
}
hr = d2d_d3d_create_render_target(device, NULL, (IUnknown *)&render_target->ID2D1DCRenderTarget_iface,
&d2d_dc_render_target_ops, desc, (void **)&render_target->dxgi_inner);
ID2D1Device_Release(device);
if (FAILED(hr))
{
WARN("Failed to create DXGI surface render target, hr %#x.\n", hr);
return hr;
}
if (FAILED(hr = IUnknown_QueryInterface(render_target->dxgi_inner,
&IID_ID2D1RenderTarget, (void **)&render_target->dxgi_target)))
{
WARN("Failed to retrieve ID2D1RenderTarget interface, hr %#x.\n", hr);
IUnknown_Release(render_target->dxgi_inner);
return hr;
}
render_target->d3d_device = d3d_device;
ID3D10Device1_AddRef(render_target->d3d_device);
return S_OK;
}
