HRESULT GraphicsManager::CreateShaderResourceViewFromFile(ID3D11Device *device, ID3D11DeviceContext *dc, const wchar_t *filename, ID3D11ShaderResourceView **resourceView)
{
HRESULT result = E_FAIL;
#ifdef OLD_DX_SDK
//If not, then we have to load it!
D3DX11_IMAGE_LOAD_INFO imageInfo;
result = D3DX11CreateShaderResourceViewFromFile(device, filename, &imageInfo, NULL, resourceView, NULL);
#else
ID3D11Texture2D *tex;
result = CreateWICTextureFromFile(device, dc, filename, (ID3D11Resource **)&tex, resourceView);
if (FAILED(result))
{
DirectX::TexMetadata md;
DirectX::ScratchImage img;
result = LoadFromDDSFile(filename, 0, &md, img);
result = CreateShaderResourceView(device, img.GetImages(), img.GetImageCount(), md, resourceView);
}
#endif
if (FAILED(result))
{
printf("There was a problem loading \"%s\"\n", filename);
}
return result;
}
//===============================================================================================================================
HRESULT TextureManager::LoadDDSTextureFromFile(LPCWSTR tex_filename, ID3D11ShaderResourceView** srv)
{
HRESULT hr;
TexMetadata imageMetadata;
ScratchImage* image = new ScratchImage();
hr = LoadFromDDSFile(tex_filename, DDS_FLAGS_NONE, &imageMetadata, *image);
hr = CreateShaderResourceView(mD3DSystem->GetDevice11(), image->GetImages(), image->GetImageCount(), imageMetadata, srv);
return hr;
}
DirectX::ScratchImage *ImageUtils::loadFromFile(std::string const &path)
{
HRESULT loadResult;
DirectX::TexMetadata info;
DirectX::ScratchImage *retImage = new DirectX::ScratchImage;
std::string extension = path.substr(path.size() - 4, 4);
std::wstring widePath = std::wstring(path.begin(), path.end());
std::transform(extension.begin(), extension.end(), extension.begin(), ::tolower);
if (extension == ".dds")
{
loadResult = LoadFromDDSFile(widePath.c_str(), DirectX::DDS_FLAGS_NONE, &info, *retImage);
if (FAILED(loadResult))
{
std::cerr << "Material convertor error : DDS texture loading failed (\"" << path << "\")" << std::endl;
return (NULL);
}
}
else if (extension == ".tga")
{
loadResult = LoadFromTGAFile(widePath.c_str(), &info, *retImage);
if (FAILED(loadResult))
{
std::cerr << "Material convertor error : TGA texture loading failed (\"" << path << "\")" << std::endl;
return (NULL);
}
}
else
{
loadResult = LoadFromWICFile(widePath.c_str(), DirectX::TEX_FILTER_DEFAULT, &info, *retImage);
if (FAILED(loadResult))
{
std::cerr << "Material convertor error : WIC texture loading failed (\"" << path << "\")" << std::endl;
return (NULL);
}
}
return (retImage);
}