/// <summary>
/// Check if it's possible to create a view, with the given parameters, from this texture.
/// </summary>
/// <param name="info">Texture view information</param>
/// <param name="size">Texture view size</param>
/// <param name="isCopy">True to check for copy compability, instead of view compatibility</param>
/// <param name="firstLayer">Texture view initial layer on this texture</param>
/// <param name="firstLevel">Texture view first mipmap level on this texture</param>
/// <returns>True if a view with the given parameters can be created from this texture, false otherwise</returns>
public bool IsViewCompatible(
TextureInfo info,
ulong size,
bool isCopy,
out int firstLayer,
out int firstLevel)
{
// Out of range.
if (info.Address < Address || info.Address + size > EndAddress)
{
firstLayer = 0;
firstLevel = 0;
return(false);
}
int offset = (int)(info.Address - Address);
if (!_sizeInfo.FindView(offset, (int)size, out firstLayer, out firstLevel))
{
return(false);
}
if (!ViewLayoutCompatible(info, firstLevel))
{
return(false);
}
if (!ViewFormatCompatible(info))
{
return(false);
}
if (!ViewSizeMatches(info, firstLevel, isCopy))
{
return(false);
}
if (!ViewTargetCompatible(info, isCopy))
{
return(false);
}
return(Info.SamplesInX == info.SamplesInX &&
Info.SamplesInY == info.SamplesInY);
}
/// <summary>
/// Check if it's possible to create a view, with the given parameters, from this texture.
/// </summary>
/// <param name="info">Texture view information</param>
/// <param name="size">Texture view size</param>
/// <param name="firstLayer">Texture view initial layer on this texture</param>
/// <param name="firstLevel">Texture view first mipmap level on this texture</param>
/// <returns>The level of compatiblilty a view with the given parameters created from this texture has</returns>
public TextureViewCompatibility IsViewCompatible(
TextureInfo info,
ulong size,
out int firstLayer,
out int firstLevel)
{
// Out of range.
if (info.Address < Address || info.Address + size > EndAddress)
{
firstLayer = 0;
firstLevel = 0;
return(TextureViewCompatibility.Incompatible);
}
int offset = (int)(info.Address - Address);
if (!_sizeInfo.FindView(offset, (int)size, out firstLayer, out firstLevel))
{
return(TextureViewCompatibility.Incompatible);
}
if (!TextureCompatibility.ViewLayoutCompatible(Info, info, firstLevel))
{
return(TextureViewCompatibility.Incompatible);
}
if (!TextureCompatibility.ViewFormatCompatible(Info, info))
{
return(TextureViewCompatibility.Incompatible);
}
TextureViewCompatibility result = TextureViewCompatibility.Full;
result = TextureCompatibility.PropagateViewCompatibility(result, TextureCompatibility.ViewSizeMatches(Info, info, firstLevel));
result = TextureCompatibility.PropagateViewCompatibility(result, TextureCompatibility.ViewTargetCompatible(Info, info));
return((Info.SamplesInX == info.SamplesInX &&
Info.SamplesInY == info.SamplesInY) ? result : TextureViewCompatibility.Incompatible);
}
/// <summary>
/// Check if it's possible to create a view, with the given parameters, from this texture.
/// </summary>
/// <param name="info">Texture view information</param>
/// <param name="range">Texture view physical memory ranges</param>
/// <param name="firstLayer">Texture view initial layer on this texture</param>
/// <param name="firstLevel">Texture view first mipmap level on this texture</param>
/// <returns>The level of compatiblilty a view with the given parameters created from this texture has</returns>
public TextureViewCompatibility IsViewCompatible(TextureInfo info, MultiRange range, int layerSize, out int firstLayer, out int firstLevel)
{
int offset = Range.FindOffset(range);
// Out of range.
if (offset < 0)
{
firstLayer = 0;
firstLevel = 0;
return(TextureViewCompatibility.Incompatible);
}
if (!_sizeInfo.FindView(offset, out firstLayer, out firstLevel))
{
return(TextureViewCompatibility.Incompatible);
}
if (!TextureCompatibility.ViewLayoutCompatible(Info, info, firstLevel))
{
return(TextureViewCompatibility.Incompatible);
}
if (info.GetSlices() > 1 && LayerSize != layerSize)
{
return(TextureViewCompatibility.Incompatible);
}
TextureViewCompatibility result = TextureViewCompatibility.Full;
result = TextureCompatibility.PropagateViewCompatibility(result, TextureCompatibility.ViewFormatCompatible(Info, info));
result = TextureCompatibility.PropagateViewCompatibility(result, TextureCompatibility.ViewSizeMatches(Info, info, firstLevel));
result = TextureCompatibility.PropagateViewCompatibility(result, TextureCompatibility.ViewTargetCompatible(Info, info));
result = TextureCompatibility.PropagateViewCompatibility(result, TextureCompatibility.ViewSubImagesInBounds(Info, info, firstLayer, firstLevel));
return((Info.SamplesInX == info.SamplesInX &&
Info.SamplesInY == info.SamplesInY) ? result : TextureViewCompatibility.Incompatible);
}