private bool CheckSurfaceFormat(SurfaceFormat surfaceFormat, int sampleCount)
{
DXGI.Format format = D3D10Helper.ToD3DSurfaceFormat(surfaceFormat);
D3D.FormatSupport support = _graphicsDevice.CheckFormatSupport(format);
if (sampleCount > 0)
{
bool correctSamples = CheckMultiSampleQuality(format, sampleCount);
return(correctSamples && ((support & D3D.FormatSupport.RenderTarget) == D3D.FormatSupport.RenderTarget) &&
((support & D3D.FormatSupport.FormatMultisampleRenderTargetSupport) == D3D.FormatSupport.FormatMultisampleRenderTargetSupport));
}
return((support & D3D.FormatSupport.RenderTarget) == D3D.FormatSupport.RenderTarget);
}
private bool CheckDepthFormat(DepthFormat depthFormat, int sampleCount)
{
if (depthFormat == DepthFormat.None)
{
return(true);
}
DXGI.Format format = D3D10Helper.ToD3DDepthFormat(depthFormat);
D3D.FormatSupport support = _graphicsDevice.CheckFormatSupport(format);
if (sampleCount > 0)
{
bool correctSamples = CheckMultiSampleQuality(format, sampleCount);
return(correctSamples && ((support & D3D.FormatSupport.DepthStencil) == D3D.FormatSupport.DepthStencil) &&
((support & D3D.FormatSupport.FormatMultisampleRenderTargetSupport) == D3D.FormatSupport.FormatMultisampleRenderTargetSupport));
}
return((support & D3D.FormatSupport.DepthStencil) == D3D.FormatSupport.DepthStencil);
}
/// <summary>
/// Queries if the specified surface format is valid for texture resources.
/// </summary>
/// <param name="surfaceFormat">Surface format</param>
/// <param name="texType">The texture type</param>
/// <returns>True if valid, false otherwise</returns>
public bool QueryTextureFormat(SurfaceFormat surfaceFormat, TextureDimensions texType)
{
DXGI.Format format = D3D10Helper.ToD3DSurfaceFormat(surfaceFormat);
D3D.FormatSupport support = _graphicsDevice.CheckFormatSupport(format);
switch (texType)
{
case TextureDimensions.One:
return((support & D3D.FormatSupport.Texture1D) == D3D.FormatSupport.Texture1D);
case TextureDimensions.Two:
return((support & D3D.FormatSupport.Texture2D) == D3D.FormatSupport.Texture2D);
case TextureDimensions.Three:
return((support & D3D.FormatSupport.Texture3D) == D3D.FormatSupport.Texture3D);
case TextureDimensions.Cube:
return((support & D3D.FormatSupport.TextureCube) == D3D.FormatSupport.TextureCube);
}
return(false);
}
