public void UpdateTransforms(ModelNode pNode, Matrix4 transf)
{
string nodename = pNode.Name;
Matrix4 nodeTransf = Matrix4.Identity;
double time;
SingleAnimationNode pNodeAnim = FindNodeAnim(nodename, pNode.Mode, out time);
if (pNodeAnim != null)
{
BEPUutilities.Vector3 vec = pNodeAnim.lerpPos(time);
BEPUutilities.Quaternion quat = pNodeAnim.lerpRotate(time);
Quaternion oquat = new Quaternion((float)quat.X, (float)quat.Y, (float)quat.Z, (float)quat.W);
Matrix4 trans;
Matrix4.CreateTranslation((float)vec.X, (float)vec.Y, (float)vec.Z, out trans);
trans.Transpose();
Matrix4 rot;
Matrix4.CreateFromQuaternion(ref oquat, out rot);
Matrix4 r2;
if (CustomAnimationAdjustments.TryGetValue(nodename, out r2))
{
rot *= r2;
}
rot.Transpose();
Matrix4.Mult(ref trans, ref rot, out nodeTransf);
}
else
{
Matrix4 temp;
if (CustomAnimationAdjustments.TryGetValue(nodename, out temp))
{
temp.Transpose();
nodeTransf = temp;
}
}
Matrix4 global;
Matrix4.Mult(ref transf, ref nodeTransf, out global);
for (int i = 0; i < pNode.Bones.Count; i++)
{
if (ForceBoneNoOffset)
{
pNode.Bones[i].Transform = global;
}
else
{
Matrix4.Mult(ref global, ref pNode.Bones[i].Offset, out pNode.Bones[i].Transform);
}
}
for (int i = 0; i < pNode.Children.Count; i++)
{
UpdateTransforms(pNode.Children[i], global);
}
}
void PopulateChildren(ModelNode node, Model3DNode orin, Model model, AnimationEngine engine, List<ModelNode> allNodes)
{
allNodes.Add(node);
if (engine.HeadBones.Contains(node.Name))
{
node.Mode = 0;
}
else if (engine.LegBones.Contains(node.Name))
{
node.Mode = 2;
}
else
{
node.Mode = 1;
}
for (int i = 0; i < orin.Children.Count; i++)
{
ModelNode child = new ModelNode() { Parent = node, Name = orin.Children[i].Name.ToLowerFast() };
PopulateChildren(child, orin.Children[i], model, engine, allNodes);
node.Children.Add(child);
}
}
public Model FromScene(Model3D scene, string name, AnimationEngine engine)
{
if (scene.Meshes.Count == 0)
{
throw new Exception("Scene has no meshes! (" + name + ")");
}
Model model = new Model(name)
{
Engine = this,
Original = scene,
Root = Convert(scene.MatrixA)
};
foreach (Model3DMesh mesh in scene.Meshes)
{
if (mesh.Name.ToLowerFast().Contains("collision") || mesh.Name.ToLowerFast().Contains("norender"))
{
continue;
}
ModelMesh modmesh = new ModelMesh(mesh.Name);
modmesh.vbo.Prepare();
bool hastc = mesh.TexCoords.Count == mesh.Vertices.Count;
bool hasn = mesh.Normals.Count == mesh.Vertices.Count;
if (!hasn)
{
SysConsole.Output(OutputType.WARNING, "Mesh has no normals! (" + name + ")");
}
if (!hastc)
{
SysConsole.Output(OutputType.WARNING, "Mesh has no texcoords! (" + name + ")");
}
for (int i = 0; i < mesh.Vertices.Count; i++)
{
BEPUutilities.Vector3 vertex = mesh.Vertices[i];
modmesh.vbo.Vertices.Add(new Vector3((float)vertex.X, (float)vertex.Y, (float)vertex.Z));
if (!hastc)
{
modmesh.vbo.TexCoords.Add(new Vector3(0, 0, 0));
}
else
{
modmesh.vbo.TexCoords.Add(new Vector3((float)mesh.TexCoords[i].X, 1 - (float)mesh.TexCoords[i].Y, 0));
}
if (!hasn)
{
modmesh.vbo.Normals.Add(new Vector3(0f, 0f, 1f));
}
else
{
modmesh.vbo.Normals.Add(new Vector3((float)mesh.Normals[i].X, (float)mesh.Normals[i].Y, (float)mesh.Normals[i].Z));
}
modmesh.vbo.Colors.Add(new Vector4(1, 1, 1, 1)); // TODO: From the mesh?
}
for (int i = 0; i < mesh.Indices.Count; i++)
{
modmesh.vbo.Indices.Add((uint)mesh.Indices[i]);
}
int bc = mesh.Bones.Count;
if (bc > 200)
{
SysConsole.Output(OutputType.WARNING, "Mesh has " + bc + " bones! (" + name + ")");
bc = 200;
}
modmesh.vbo.BoneIDs = new Vector4[modmesh.vbo.Vertices.Count].ToList();
modmesh.vbo.BoneWeights = new Vector4[modmesh.vbo.Vertices.Count].ToList();
modmesh.vbo.BoneIDs2 = new Vector4[modmesh.vbo.Vertices.Count].ToList();
modmesh.vbo.BoneWeights2 = new Vector4[modmesh.vbo.Vertices.Count].ToList();
int[] pos = new int[modmesh.vbo.Vertices.Count];
for (int i = 0; i < bc; i++)
{
for (int x = 0; x < mesh.Bones[i].Weights.Count; x++)
{
int IDa = mesh.Bones[i].IDs[x];
float Weighta = (float)mesh.Bones[i].Weights[x];
int spot = pos[IDa]++;
if (spot > 7)
{
//SysConsole.Output(OutputType.WARNING, "Too many bones influencing " + vw.VertexID + "!");
ForceSet(modmesh.vbo.BoneWeights, IDa, 3, modmesh.vbo.BoneWeights[IDa][3] + Weighta);
}
else if (spot > 3)
{
ForceSet(modmesh.vbo.BoneIDs2, IDa, spot - 4, i);
ForceSet(modmesh.vbo.BoneWeights2, IDa, spot - 4, Weighta);
}
else
{
ForceSet(modmesh.vbo.BoneIDs, IDa, spot, i);
ForceSet(modmesh.vbo.BoneWeights, IDa, spot, Weighta);
}
}
}
model.Meshes.Add(modmesh);
}
model.RootNode = new ModelNode()
{
Parent = null, Name = scene.RootNode.Name.ToLowerFast()
};
List <ModelNode> allNodes = new List <ModelNode>();
PopulateChildren(model.RootNode, scene.RootNode, model, engine, allNodes);
for (int i = 0; i < model.Meshes.Count; i++)
{
for (int x = 0; x < scene.Meshes[i].Bones.Count; x++)
{
ModelNode nodet = null;
string nl = scene.Meshes[i].Bones[x].Name.ToLowerFast();
for (int n = 0; n < allNodes.Count; n++)
{
if (allNodes[n].Name == nl)
{
nodet = allNodes[n];
break;
}
}
ModelBone mb = new ModelBone()
{
Offset = Convert(scene.Meshes[i].Bones[x].MatrixA)
};
nodet.Bones.Add(mb);
model.Meshes[i].Bones.Add(mb);
}
}
return(model);
}
