/// <summary>
/// 动态添加鼠标的MehcanicalObject组件至root节点，生成其信息。添加StiffSpringForceField组件，连接目标物体和鼠标MechanicalObject
/// </summary>
private unsafe void MouseDragAdd()
{
if (!SofaPhysics.unityMechanicalObjectInfoDic.ContainsKey(mechanicalObjectName) && !SofaPhysics.sofaMechanicalObjectInfoDic.ContainsKey(mechanicalObjectName))
{
//加入mechanicalObject组件及相关info
double[] dou = new double[3] {
draggingMousePosition.x, draggingMousePosition.y, draggingMousePosition.z
};
SofaPhysicsAPI.AddMechanicalObjectArray(SofaPhysics.ToChar("root"), SofaPhysics.ToChar(mechanicalObjectName), dou, 1);
for (int i = 0; i < SofaPhysics.nodes.Length; i++)
{
if (SofaPhysics.nodes[i].gameObject.name == "root")
{
UnityMechanicalObjectInfo unityMechanicalObjectInfo = new UnityMechanicalObjectInfo(SofaPhysics.nodes[i], mechanicalObjectName);
SofaPhysics.unityMechanicalObjectInfoDic.Add(unityMechanicalObjectInfo.componentName, unityMechanicalObjectInfo);
}
}
foreach (string componentName in SofaPhysics.unityMechanicalObjectInfoDic.Keys)
{
if (mechanicalObjectName == componentName)
{
SofaMechanicalObjectInfo sofaMechanicalObjectInfo = new SofaMechanicalObjectInfo(componentName);
SofaPhysics.sofaMechanicalObjectInfoDic.Add(sofaMechanicalObjectInfo.componentName, sofaMechanicalObjectInfo);
}
}
//加入stiffSpringForceField组件及其Spring
SofaPhysicsAPI.AddStiffSpringForceField(SofaPhysics.ToChar("root"), SofaPhysics.ToChar(stiffSpringForceFieldName), SofaPhysics.ToChar("@./"), SofaPhysics.ToChar(GetSrcPathToRoot()), dragSpringKs, 0.1, 1);
SofaPhysicsAPI.SpringAddToStiffSpringForceField(SofaPhysics.ToChar(stiffSpringForceFieldName), 0, draggingMechanicalObjectPointIndex, dragSpringKs, dragSpringKd, 0);
}
}
/// <summary>
/// 初始化UnityMechanicalObject渲染相关组件
/// </summary>
/// <param name="node"></param>
/// <param name="componentName"></param>
/// <param name="mat"></param>
private void UnityMechanicalObjectInfoInit(Transform node, string componentName, Material triangleMat, Material quadMat, Material tetrahedraMat)
{
UnityMechanicalObjectInfo unityMechanicalObjectInfo = new UnityMechanicalObjectInfo(node, componentName, triangleMat, quadMat, tetrahedraMat);
unityMechanicalObjectInfoDic.Add(unityMechanicalObjectInfo.componentName, unityMechanicalObjectInfo);
}