private static void DrawHandle(WindEffector effector, GizmoType gizmosType)
{
Transform transform = effector.transform;
Handles.color = Color.blue;
effector.InnerRadius = Handles.RadiusHandle(Quaternion.identity, transform.position, effector.InnerRadius);
Handles.color = Color.cyan;
effector.OuterRadius = Handles.RadiusHandle(Quaternion.identity, transform.position, effector.OuterRadius);
Handles.color = Color.red;
effector.WindSpeed = Handles.ScaleSlider(effector.WindSpeed, transform.position, transform.forward, transform.rotation, effector.WindSpeed, 0.1f);
if (GUI.changed)
{
EditorUtility.SetDirty(effector);
}
//Handles.DrawDottedLine(transform.position, transform.position, Vector3.forward * wind.InnerRadius, );
}
private static Vector3 GetLocalWindVelocity(WindEffector effector, Vector3 pos)
{
Vector3 v = Vector3.zero;
Vector3 localPos = pos - effector.Position;
Vector3 verticalComponent = Vector3.Project(localPos, effector.Forward);
localPos -= verticalComponent;
float radialProximity = 1f - Mathf.Clamp01(localPos.magnitude / effector.OuterRadius);
radialProximity = Mathf.Pow(radialProximity, 1.5f);
v += Vector3.Cross(effector.Forward, localPos).normalized *radialProximity *effector.RotationalWindSpeed;
v += effector.Forward * (radialProximity * effector.WindSpeed);
float verticalProximity = 1f - Mathf.Clamp01((Mathf.Abs(verticalComponent.magnitude) - effector.InnerRadius) / (effector.OuterRadius - effector.InnerRadius));
v *= verticalProximity;
return(v);
}
private void Start()
{
effectorObjs = FindObjectsOfType <WindEffectorRadius>();
effectors = new WindEffector[effectorObjs.Length];
for (int i = 0; i < effectorObjs.Length; i++)
{
effectors[i] = new WindEffector();
}
windShader = Resources.Load <ComputeShader>("WindShader");
doWindCalcId = windShader.FindKernel("DoWindCalc");
//Sets up objects for mass vertex calculations
if (useMeshCombination)
{
instancedMeshes = CombineMeshes(objs);
objsOriginalVerts = new Vector3[instancedMeshes.Length][];
for (int i = 0; i < instancedMeshes.Length; i++)
{
instancedMeshes[i].MarkDynamic();
objsOriginalVerts[i] = instancedMeshes[i].vertices;
}
for (int i = 0; i < objs.Count; i++)
{
objs[i].gameObject.SetActive(false);
}
}
else
{
instancedMeshes = new Mesh[objs.Count];
objsOriginalVerts = new Vector3[objs.Count][];
for (int i = 0; i < objs.Count; i++)
{
instancedMeshes[i] = Instantiate(objs[i].mesh);
instancedMeshes[i].MarkDynamic();
objsOriginalVerts[i] = instancedMeshes[i].vertices;
}
}
}
public void RemoveEffector(WindEffector effector)
{
_effectors.Remove(effector);
}
public void AddEffector(WindEffector effector)
{
_effectors.Add(effector, effector.Bounds);
}