protected override bool BeginRenderBrushOverride(PrimitiveBuffer primitiveContext, RenderContext renderContext)
{
// Clear last context
_lastBeginContext = null;
bool result = false;
foreach (var brushContext in _brushContexts)
{
// We can only begin a new render pass if the previous ended
if (_lastBeginContext != null && brushContext.IsValid())
{
_lastBeginContext.Render(0);
_lastBeginContext.EndRender();
_lastBeginContext = null;
}
var currentResult = brushContext.BeginRenderBrushOverride(primitiveContext, renderContext);
result |= currentResult;
if (currentResult)
{
_lastBeginContext = brushContext;
}
}
return(result);
}
protected BrushContext CreateAndAddBrushContext()
{
BrushContext context = new BrushContext(this)
{
GetCachedFinalBrushTransform = GetCachedFinalBrushTransform,
GetRelativeTransform = () => RelativeTransform,
GetVertBounds = () => _vertsBounds
};
_brushContexts.Add(context);
return(context);
}
void Init()
{
_streamProperty = new SProperty(typeof(int), 0);
_geometryProperty = new SProperty(typeof(string), null);
_borderColorProperty = new SProperty(typeof(Color), Color.Black);
ISharpDXVideoPlayer player;
// Primary video texture
BrushContext videoContext = CreateAndAddBrushContext();
videoContext.ContextName = "MainVideoTexture";
videoContext.GetBrushTexture = () =>
{
if (!GetPlayer(out player))
{
return(null);
}
lock (player.SurfaceLock)
{
var texture = player.Texture;
if (!videoContext.RefreshEffectParameters(player, texture))
{
return(null);
}
return(texture);
}
};
// Check for multiple texture planes
if (!GetPlayer(out player))
{
return;
}
ISharpDXMultiTexturePlayer multiTexturePlayer = player as ISharpDXMultiTexturePlayer;
if (multiTexturePlayer == null)
{
return;
}
for (int i = 0; i < multiTexturePlayer.TexturePlanes.Length; i++)
{
int plane = i;
// All additional overlay textures
var planeContext = CreateAndAddBrushContext();
planeContext.ContextName = "OverlayTexture_" + plane;
planeContext.GetBrushTexture = () =>
{
if (!GetPlayer(out player))
{
return(null);
}
lock (multiTexturePlayer.SurfaceLock)
{
var texture = multiTexturePlayer.TexturePlanes[plane];
if (!planeContext.RefreshEffectParameters(player, texture))
{
return(null);
}
return(texture);
}
};
}
}
