private List <MorphingInterval> GetMorphingIntervals(Node node)
{
var allFrames = new SortedSet <int>();
var leapFrames = new SortedSet <int>();
EnumerateKeyFrames(allFrames, leapFrames, node);
var result = new List <MorphingInterval>();
var interval = new MorphingInterval();
foreach (var frame in allFrames)
{
var time = AnimationUtils.FramesToSeconds(frame);
if (leapFrames.Contains(frame))
{
if (interval.Timestamps.Count > 0)
{
interval.Timestamps.Add(time - 1);
result.Add(interval);
interval = new MorphingInterval();
}
}
interval.Timestamps.Add(time);
}
if (interval.Timestamps.Count > 0)
{
result.Add(interval);
}
if (result.Count == 0)
{
result.Add(new MorphingInterval {
Timestamps = { 0, 0 }
});
}
return(result);
}
private MorphableMesh NodeContentsToMorphableMesh(Node node, MorphingInterval interval)
{
var savedRenderList = Renderer.CurrentRenderList;
Widget.RenderTransparentWidgets = true;
try {
var renderList = new RenderList();
Renderer.CurrentRenderList = renderList;
var renderChain = new RenderChain();
var mesh = new MorphableMesh();
int vertexCount = 0;
int indexCount = 0;
bool isFirstTimeStamp = true;
foreach (var time in interval.Timestamps)
{
node.AnimationTime = time;
node.Update(0);
node.RenderChainBuilder?.AddToRenderChain(renderChain);
renderChain.RenderAndClear();
int vc = 0;
int ic = 0;
foreach (var batch in renderList.Batches)
{
vc += batch.LastVertex;
ic += batch.LastIndex;
}
if (isFirstTimeStamp)
{
vertexCount = vc;
indexCount = ic;
}
else
{
if (vc != vertexCount || ic != indexCount)
{
throw new InvalidOperationException("Inconsistent number of vertices or indices");
}
}
if (isFirstTimeStamp)
{
mesh.UVBuffer = new VertexBuffer <Vector2> {
Data = new Vector2[vertexCount]
};
mesh.IndexBuffer = new IndexBuffer {
Data = new ushort[indexCount]
};
}
var morphTarget = new MorphableMesh.MorphTarget {
Timestamp = time,
PosColorBuffer = new VertexBuffer <MorphableMesh.PosColor> {
Data = new MorphableMesh.PosColor[vertexCount]
}
};
mesh.MorphTargets.Add(morphTarget);
int currentVertex = 0;
int currentIndex = 0;
foreach (var batch in renderList.Batches)
{
CopyPosColorData(batch.VertexBuffer.Data, morphTarget.PosColorBuffer.Data, currentVertex, batch.LastVertex);
throw new NotImplementedException();
//if (isFirstTimeStamp) {
// var mbatch = new MorphableMesh.RenderBatch {
// Texture = batch.Texture1,
// Blending = batch.Blending,
// Shader = batch.Shader,
// StartIndex = batch.StartIndex + currentIndex,
// IndexCount = batch.LastIndex - batch.StartIndex,
// };
// mesh.Batches.Add(mbatch);
// CopyUV1Data(batch.VertexBuffer.Data, mesh.UVBuffer.Data, currentVertex, batch.LastVertex);
// CopyIndices(batch.IndexBuffer.Data, mesh.IndexBuffer.Data, currentIndex, batch.LastIndex, (ushort)currentVertex);
//}
currentVertex += batch.LastVertex;
currentIndex += batch.LastIndex;
}
renderList.Clear();
isFirstTimeStamp = false;
}
return(mesh);
} finally {
Renderer.CurrentRenderList = savedRenderList;
Widget.RenderTransparentWidgets = false;
}
}
