void DeformMesh(Vector3 position, float power)
{
Vector3[] vertices = meshScan.mesh.vertices;
float sqrRadius = radius * radius;
Vector3 averageNormal = lerpNearestOnMesh.lerpMove(position, meshGoal, percentTowards);
// Deform vertices along averaged normal
for (int i = 0; i < vertices.Length; i++)
{
float sqrMagnitude = (vertices[i] - position).sqrMagnitude;
// Early out if vertex too far away form position
if (sqrMagnitude > sqrRadius)
{
continue;
}
float distance = Mathf.Sqrt(sqrMagnitude);
float falloff = 0.0f;
switch (fallOff)
{
case Falloff.type.Gauss:
falloff = Falloff.Gauss(distance, radius);
break;
case Falloff.type.Needle:
falloff = Falloff.Needle(distance, radius);
break;
case Falloff.type.Linear:
falloff = Falloff.Linear(distance, radius);
break;
default:
Debug.Log("unrecognized falloff type");
break;
}
vertices[i] += averageNormal * falloff * power;
}
meshScan.mesh.vertices = vertices;
meshScan.mesh.RecalculateNormals();
meshScan.mesh.RecalculateBounds();
}
void BulgeMesh(MeshFilter mf, Vector3 pos, float power, float inRadius)
{
Vector3 position = mf.transform.InverseTransformPoint(pos);
Mesh mesh = mf.mesh;
Vector3[] vertices = mesh.vertices;
Vector3[] normals = mesh.normals;
float sqrRadius = inRadius * inRadius;
// Calculate averaged normal of all surrounding vertices
Vector3 averageNormal = Vector3.zero;
for (int i = 0; i < vertices.Length; i++)
{
float sqrMagnitude = (vertices[i] - position).sqrMagnitude;
// Early out if too far away
if (sqrMagnitude > sqrRadius)
{
continue;
}
float distance = Mathf.Sqrt(sqrMagnitude);
float falloff = Falloff.Linear(distance, inRadius);
averageNormal += falloff * normals[i];
}
averageNormal = averageNormal.normalized;
// Deform vertices along averaged normal
for (int i = 0; i < vertices.Length; i++)
{
float sqrMagnitude = (vertices[i] - position).sqrMagnitude;
// Early out if too far away
if (sqrMagnitude > sqrRadius)
{
continue;
}
float distance = Mathf.Sqrt(sqrMagnitude);
float falloff = 0f;
switch (fallOff)
{
case Falloff.type.Gauss:
falloff = Falloff.Gauss(distance, inRadius);
break;
case Falloff.type.Needle:
falloff = Falloff.Needle(distance, inRadius);
break;
default:
falloff = Falloff.Linear(distance, inRadius);
break;
}
vertices[i] += averageNormal * falloff * power;
}
mesh.vertices = vertices;
mesh.RecalculateNormals();
mesh.RecalculateBounds();
}