private void GenerateCrossfadeFrame()
{
if (currentCrossFade.generatedFrame == currentCrossFade.currentFrame)
{
return;
}
int vertexCount = currentCrossFade.toFrame.verts.Length;
currentCrossFade.PopulateFrame(vertexCount);
Vector3[] from = currentCrossFade.fromFrame.verts;
Vector3[] to = currentCrossFade.toFrame.verts;
// generate the frames for the crossfade
CrossFadeFrameData frame = currentCrossFade.frame;
Vector3 center = Vector3.zero;
Vector3 min = new Vector3(float.MaxValue, float.MaxValue, float.MaxValue);
Vector3 max = new Vector3(float.MinValue, float.MinValue, float.MinValue);
float delta = currentCrossFade.currentFrame / (float)currentCrossFade.framesNeeded;
for (int j = 0; j < frame.positions.Length; j++)
{
Vector3 pos = Vector3.Lerp(from[j], to[j], delta);
if (pos.x < min.x)
{
min.x = pos.x;
}
if (pos.y < min.y)
{
min.y = pos.y;
}
if (pos.z < min.z)
{
min.z = pos.z;
}
if (pos.x > max.x)
{
max.x = pos.x;
}
if (pos.y > max.y)
{
max.y = pos.y;
}
if (pos.z > max.z)
{
max.z = pos.z;
}
center += pos;
frame.positions[j] = pos;
}
center /= frame.positions.Length;
currentCrossFade.frame = frame;
currentCrossFade.frame.bounds = new Bounds(center, max - min);
currentCrossFade.generatedFrame = currentCrossFade.currentFrame;
}
public void PopulateFrame(int length)
{
if (frame == null)
{
frame = new CrossFadeFrameData();
}
if (frame.positions == null)
{
frame.positions = AllocatedArray <Vector3> .Get(length);
}
if (frame.normals == null)
{
frame.normals = AllocatedArray <Vector3> .Get(length);
}
}