public Result CalculateOcclusionInformation(ChannelOutputsGroup outputsGroup)
{
List <Vector3> groupControlPositions = new List <Vector3>();
Vector3[] parentDeltas = figureGroup.Parent.CalculateDeltas(outputsGroup.ParentOutputs);
List <BasicRefinedVertexInfo[]> surrogateVertexInfos = new List <BasicRefinedVertexInfo[]>();
//parent
{
var figure = figureGroup.Parent;
var outputs = outputsGroup.ParentOutputs;
var controlPositions = figure.CalculateControlPositions(outputs, parentDeltas);
groupControlPositions.AddRange(controlPositions);
foreach (var surrogate in figure.OcclusionBinding.Surrogates)
{
surrogateVertexInfos.Add(surrogate.GetVertexInfos(outputs, controlPositions));
}
}
int figureOffset = groupControlPositions.Count;
//children
for (int childIdx = 0; childIdx < figureGroup.Children.Length; ++childIdx)
{
var figure = figureGroup.Children[childIdx];
var outputs = outputsGroup.ChildOutputs[childIdx];
var controlPositions = figure.CalculateControlPositions(outputs, parentDeltas);
groupControlPositions.AddRange(controlPositions);
}
DeviceContext context = device.ImmediateContext;
groupControlPositionsBufferManager.Update(context, groupControlPositions.ToArray());
vertexRefiner.Refine(context, groupControlPositionsBufferManager.View, refinedVertexInfosBufferManager.OutView);
for (int surrogateIdx = 0; surrogateIdx < figureGroup.Parent.OcclusionBinding.Surrogates.Count; ++surrogateIdx)
{
var segment = surrogateSegments[surrogateIdx];
var vertexInfos = surrogateVertexInfos[surrogateIdx];
refinedVertexInfosBufferManager.Update(context, vertexInfos, segment.Offset);
}
OcclusionInfo[] groupOcclusionInfos = occlusionCalculator.Run(context, refinedVertexInfosBufferManager.InView);
OcclusionInfo[] parentOcclusionInfos;
List <OcclusionInfo[]> childOcclusionInfos = new List <OcclusionInfo[]>();
//parent
{
var segment = parentSegment;
var mainOcclusionInfos = groupOcclusionInfos.Skip(segment.Offset).Take(segment.Count);
var surrogateOcclusionInfos = surrogateSegments
.SelectMany(surrogateSegment => groupOcclusionInfos.Skip(surrogateSegment.Offset).Take(surrogateSegment.Count));
var figureOcclusionInfos = mainOcclusionInfos.Concat(surrogateOcclusionInfos).ToArray();
parentOcclusionInfos = figureOcclusionInfos;
}
//children
foreach (var segment in childSegments)
{
var figureOcclusionInfos = groupOcclusionInfos.Skip(segment.Offset).Take(segment.Count).ToArray();
childOcclusionInfos.Add(figureOcclusionInfos);
}
return(new Result(parentOcclusionInfos, childOcclusionInfos));
}
private OcclusionInfo[] CalculateOcclusion(ChannelOutputs outputs)
{
var outputsGroup = new ChannelOutputsGroup(outputs, new ChannelOutputs[0]);
return(occlusionCalculator.CalculateOcclusionInformation(outputsGroup).ParentOcclusion);
}
public static ChannelOutputs FindExportTarget(ChannelOutputsGroup group)
{
return(FindExportTarget(group.ParentOutputs, group.ChildOutputs));
}
