private void _AddInstances(IVisualNodeContainer dst, Schema2SceneBuilder context)
{
if (_Children.Count < _GpuMinCount)
{
foreach (var srcChild in _Children)
{
if (srcChild.Content is SCHEMA2NODE srcOperator)
{
var dstNode = dst.CreateNode();
dstNode.Name = srcChild.Name;
dstNode.Extras = srcChild.Extras.DeepClone();
dstNode.LocalTransform = srcChild.ChildTransform;
srcOperator.ApplyTo(dstNode, context);
System.Diagnostics.Debug.Assert(dstNode.WorldMatrix == srcChild.GetPoseWorldMatrix(), "Transform mismatch!");
}
}
}
else
{
if (_Children[0].Content is SCHEMA2NODE srcOperator)
{
var xforms = _Children
.Select(item => item.ChildTransform)
.ToList();
if (!(dst is Node dstNode))
{
dstNode = dst.CreateNode();
}
System.Diagnostics.Debug.Assert(dstNode.Mesh == null);
System.Diagnostics.Debug.Assert(dstNode.Skin == null);
System.Diagnostics.Debug.Assert(dstNode.GetGpuInstancing() == null);
srcOperator.ApplyTo(dstNode, context);
dstNode
.UseGpuInstancing()
.WithInstanceAccessors(xforms);
#if DEBUG
var dstInstances = dstNode.GetGpuInstancing();
for (int i = 0; i < _Children.Count; ++i)
{
var srcXform = _Children[i].GetPoseWorldMatrix();
var dstXform = dstInstances.GetWorldMatrix(i);
System.Diagnostics.Debug.Assert(srcXform == dstXform, "Transform mismatch!");
}
#endif
}
}
}
/// <summary>
/// Recursively converts all the <see cref="NodeBuilder"/> instances into <see cref="Schema2.Node"/> instances.
/// </summary>
/// <param name="container">The target <see cref="Schema2.Scene"/> or <see cref="Schema2.Node"/>.</param>
/// <param name="srcNode">The source <see cref="NodeBuilder"/> instance.</param>
private void CreateArmature(IVisualNodeContainer container, NodeBuilder srcNode)
{
var dstNode = container.CreateNode(srcNode.Name);
_Nodes[srcNode] = dstNode;
if (srcNode.HasAnimations)
{
dstNode.LocalTransform = srcNode.LocalTransform;
// Copies all the animations to the target node.
if (srcNode.Scale != null)
{
foreach (var t in srcNode.Scale.Tracks)
{
dstNode.WithScaleAnimation(t.Key, t.Value);
}
}
if (srcNode.Rotation != null)
{
foreach (var t in srcNode.Rotation.Tracks)
{
dstNode.WithRotationAnimation(t.Key, t.Value);
}
}
if (srcNode.Translation != null)
{
foreach (var t in srcNode.Translation.Tracks)
{
dstNode.WithTranslationAnimation(t.Key, t.Value);
}
}
}
else
{
dstNode.LocalMatrix = srcNode.LocalMatrix;
}
foreach (var c in srcNode.VisualChildren)
{
CreateArmature(dstNode, c);
}
}
static void RecusiveTentacle(Scene scene, IVisualNodeContainer parent, Matrix4x4 offset, Mesh mesh, Quaternion anim, int repeat)
{
parent = parent
.CreateNode()
.WithLocalTransform(offset);
parent = AddTentacleSkeleton(scene, parent as Node, mesh, anim);
if (repeat == 0)
{
return;
}
var scale = Matrix4x4.CreateScale(0.2f);
RecusiveTentacle(scene, parent, Matrix4x4.CreateTranslation(+15, 0, +15) * scale, mesh, Quaternion.CreateFromYawPitchRoll(0f, 0.2f, 0f), repeat - 1);
RecusiveTentacle(scene, parent, Matrix4x4.CreateTranslation(-15, 0, +15) * scale, mesh, Quaternion.CreateFromYawPitchRoll(0.2f, 0f, 0f), repeat - 1);
RecusiveTentacle(scene, parent, Matrix4x4.CreateTranslation(-15, 0, -15) * scale, mesh, Quaternion.CreateFromYawPitchRoll(0f, 0f, 0.2f), repeat - 1);
RecusiveTentacle(scene, parent, Matrix4x4.CreateTranslation(+15, 0, -15) * scale, mesh, Quaternion.CreateFromYawPitchRoll(0.2f, 0f, 0f), repeat - 1);
}
