bool FGoogleVRHMDCustomPresent::AllocateRenderTargetTexture(uint32 Index, uint32 SizeX, uint32 SizeY, uint8 Format, uint32 NumMips, uint32 InFlags, uint32 TargetableTextureFlags, FTexture2DRHIRef& OutTargetableTexture, FTexture2DRHIRef& OutShaderResourceTexture, uint32 NumSamples)
{
check(SizeX != 0 && SizeY != 0);
InFlags |= TargetableTextureFlags;
FOpenGLDynamicRHI* GLRHI = static_cast<FOpenGLDynamicRHI*>(GDynamicRHI);
TextureSet = FGoogleVRHMDTexture2DSet::CreateTexture2DSet(
GLRHI,
SizeX, SizeY,
1,
EPixelFormat(Format),
TexCreate_RenderTargetable | TexCreate_ShaderResource
);
if(!TextureSet.IsValid())
{
return false;
}
OutTargetableTexture = TextureSet->GetTexture2D();
OutShaderResourceTexture = TextureSet->GetTexture2D();
return true;
}
bool FOculusRiftHMD::D3D11Bridge::AllocateRenderTargetTexture(uint32 SizeX, uint32 SizeY, uint8 Format, uint32 NumMips, uint32 Flags, uint32 TargetableTextureFlags, FTexture2DRHIRef& OutTargetableTexture, FTexture2DRHIRef& OutShaderResourceTexture, uint32 NumSamples)
{
check(SizeX != 0 && SizeY != 0);
if (!ColorTextureSet || (ColorTextureSet->GetSizeX() != SizeX || ColorTextureSet->GetSizeY() != SizeY || ColorTextureSet->GetFormat() != Format))
{
bNeedReAllocateTextureSet = true;
}
if (Hmd && bNeedReAllocateTextureSet)
{
auto D3D11RHI = static_cast<FD3D11DynamicRHI*>(GDynamicRHI);
if (ColorTextureSet)
{
ColorTextureSet->ReleaseResources(Hmd);
ColorTextureSet = nullptr;
}
ID3D11Device* D3DDevice = D3D11RHI->GetDevice();
const DXGI_FORMAT PlatformResourceFormat = (DXGI_FORMAT)GPixelFormats[Format].PlatformFormat;
D3D11_TEXTURE2D_DESC dsDesc;
dsDesc.Width = SizeX;
dsDesc.Height = SizeY;
dsDesc.MipLevels = 1;
dsDesc.ArraySize = 1;
dsDesc.Format = PlatformResourceFormat; //DXGI_FORMAT_B8G8R8A8_UNORM;
dsDesc.SampleDesc.Count = 1;
dsDesc.SampleDesc.Quality = 0;
dsDesc.Usage = D3D11_USAGE_DEFAULT;
dsDesc.BindFlags = D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_RENDER_TARGET;
dsDesc.CPUAccessFlags = 0;
dsDesc.MiscFlags = 0;
ovrSwapTextureSet* textureSet;
ovrHmd_CreateSwapTextureSetD3D11(Hmd, D3DDevice, &dsDesc, &textureSet);
if (!textureSet)
{
UE_LOG(LogHMD, Error, TEXT("Can't create swap texture set (size %d x %d)"), SizeX, SizeY);
return false;
}
bNeedReAllocateTextureSet = false;
bNeedReAllocateMirrorTexture = true;
UE_LOG(LogHMD, Log, TEXT("Allocated a new swap texture set (size %d x %d)"), SizeX, SizeY);
ColorTextureSet = FD3D11Texture2DSet::D3D11CreateTexture2DSet(
D3D11RHI,
textureSet,
dsDesc,
EPixelFormat(Format),
TexCreate_RenderTargetable | TexCreate_ShaderResource
);
}
OutTargetableTexture = ColorTextureSet->GetTexture2D();
OutShaderResourceTexture = ColorTextureSet->GetTexture2D();
return true;
}
//---------------------------------------------------------------------------------------
void LomseDoorway::init_library(int pixel_format, int ppi, bool reverse_y_axis,
ostream& reporter)
{
m_platform.pixel_format = EPixelFormat(pixel_format);
m_platform.flip_y = reverse_y_axis;
m_platform.screen_ppi = float(ppi);
m_pLibraryScope = LOMSE_NEW LibraryScope(reporter, this);
// m_pLibraryScope->get_threads_poll(); //force to create the threads
}
UTexture2DDynamic* UTexture2DDynamic::Create(int32 InSizeX, int32 InSizeY, EPixelFormat InFormat, bool InIsResolveTarget)
{
EPixelFormat DesiredFormat = EPixelFormat(InFormat);
if (InSizeX > 0 && InSizeY > 0 )
{
auto NewTexture = NewObject<UTexture2DDynamic>(GetTransientPackage(), NAME_None, RF_Transient);
if (NewTexture != NULL)
{
// Disable compression
NewTexture->CompressionSettings = TC_Default;
#if WITH_EDITORONLY_DATA
NewTexture->CompressionNone = true;
NewTexture->MipGenSettings = TMGS_NoMipmaps;
NewTexture->CompressionNoAlpha = true;
NewTexture->DeferCompression = false;
#endif // #if WITH_EDITORONLY_DATA
if ( InIsResolveTarget )
{
// NewTexture->SRGB = false;
NewTexture->bNoTiling = false;
}
else
{
// Untiled format
NewTexture->bNoTiling = true;
}
NewTexture->Init(InSizeX, InSizeY, DesiredFormat, InIsResolveTarget);
}
return NewTexture;
}
else
{
UE_LOG(LogTexture, Warning, TEXT("Invalid parameters specified for UTexture2DDynamic::Create()"));
return NULL;
}
}
