public static void Release()
{
if (Irradiance != null)
{
Irradiance.Release();
Irradiance = null;
}
if (Prefiltered != null)
{
Prefiltered.Release();
Prefiltered = null;
}
}
public static async Task Load()
{
int index = selectedIndex;
if (index < 0)
{
index = 0;
}
if (index > available.Count - 1)
{
index = available.Count - 1;
}
if (index >= 0 && index < available.Count)
{
string f = available[index];
string iradpath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Hdri", f, "irradiance.dds");
string prefpath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Hdri", f, "prefiltered.dds");
try
{
DDSImage rad = await DDSReader.DDSReader.ReadImageAsync(iradpath);
DDSImage pre = await DDSReader.DDSReader.ReadImageAsync(prefpath);
App.Current.Dispatcher.Invoke(() =>
{
Collection <DDSMipMap> mips = (Collection <DDSMipMap>)rad.Frames;
if (mips.Count > 0)
{
var mip = mips[0];
byte[] data = mip.MipmapData[0];
if (Irradiance != null)
{
Irradiance.Release();
}
Irradiance = new GLTextuer2D(PixelInternalFormat.Rgb16f);
Irradiance.Bind();
Irradiance.SetData(data, PixelFormat.Rgb, (int)mip.Width, (int)mip.Height);
Irradiance.SetFilter((int)TextureMinFilter.Linear, (int)TextureMagFilter.Linear);
Irradiance.SetWrap((int)TextureWrapMode.ClampToEdge);
GLTextuer2D.Unbind();
}
mips = (Collection <DDSMipMap>)pre.Frames;
if (mips.Count > 0)
{
if (Prefiltered != null)
{
Prefiltered.Release();
}
Prefiltered = new GLTextuer2D(PixelInternalFormat.Rgb16f);
Prefiltered.Bind();
Prefiltered.SetMaxMipLevel(4);
for (int i = 0; i < mips.Count; ++i)
{
var mip = mips[i];
byte[] data = mip.MipmapData[0];
Prefiltered.SetData(data, PixelFormat.Rgb, (int)mip.Width, (int)mip.Height, i);
}
Prefiltered.SetFilter((int)TextureMinFilter.LinearMipmapLinear, (int)TextureMagFilter.Linear);
Prefiltered.SetWrap((int)TextureWrapMode.ClampToEdge);
GLTextuer2D.Unbind();
}
if (OnHdriLoaded != null)
{
OnHdriLoaded.Invoke(Irradiance, Prefiltered);
}
});
}
catch (Exception e)
{
Log.Error(e);
}
}
}
