private CompositionBrush CreateNormalMapBrush(Compositor compositor, ICompositionSurface normalMapImage, ICompositionSurface colorMapImage)
{
var colorMapParameter = new CompositionEffectSourceParameter("ColorMap");
var normalMapParameter = new CompositionEffectSourceParameter("NormalMap");
var compositeEffect = new ArithmeticCompositeEffect()
{
Source1 = colorMapParameter,
Source2 = new SceneLightingEffect()
{
NormalMapSource = normalMapParameter
}
};
var normalMapBrush = compositor.CreateSurfaceBrush(normalMapImage);
var colorMapBrush = compositor.CreateSurfaceBrush(colorMapImage);
normalMapBrush.Stretch = CompositionStretch.Fill;
colorMapBrush.Stretch = CompositionStretch.Fill;
var brush = compositor.CreateEffectFactory(compositeEffect).CreateBrush();
brush.SetSourceParameter(colorMapParameter.Name, colorMapBrush);
brush.SetSourceParameter(normalMapParameter.Name, normalMapBrush);
return(brush);
}
TNode NodeFor(ICompositionSurface obj)
{
return(obj switch
{
CompositionObject compositionObject => _graph[compositionObject].Canonical,
LoadedImageSurface loadedImageSurface => _graph[loadedImageSurface].Canonical,
_ => throw new InvalidOperationException(),
});
private CompositionBrush CreateEffectBrushFromSurface(ICompositionSurface surface)
{
EnsureEffectFactory();
var surfaceBrush = _compositor.CreateSurfaceBrush(surface);
var effectBrush = s_effectFactory.CreateBrush();
effectBrush.SetSourceParameter("source", surfaceBrush);
return(effectBrush);
}
TNode NodeFor(ICompositionSurface obj)
{
switch (obj)
{
case CompositionObject compositionObject:
return(_graph[compositionObject].Canonical);
case LoadedImageSurface loadedImageSurface:
return(_graph[loadedImageSurface].Canonical);
default:
throw new InvalidOperationException();
}
}
ICompositionSurface GetCompositionSurface(ICompositionSurface obj)
{
switch (obj)
{
case CompositionVisualSurface compositionVisualSurface:
return(GetCompositionVisualSurface(compositionVisualSurface));
case LoadedImageSurface loadedImageSurface:
return(GetLoadedImageSurface(loadedImageSurface));
default:
throw new InvalidOperationException();
}
}
public CompositionSurfaceBrush CreateSurfaceBrush(ICompositionSurface surface) => new CompositionSurfaceBrush(this, surface);
internal CompositionSurfaceBrush(ICompositionSurface surface)
{
Surface = surface;
}
internal CompositionSurfaceBrush CreateSurfaceBrush(ICompositionSurface surface) => _compositor.CreateSurfaceBrush(surface);
TC CanonicalObject <TC>(ICompositionSurface obj) => (TC)NodeFor(obj).Object;
internal CompositionSurfaceBrush(Compositor compositor, ICompositionSurface surface) : base(compositor)
{
Surface = surface;
}
public CompositionSurfaceBrush(Compositor compositor, ICompositionSurface surface) : base(compositor)
{
Surface = surface;
}
