public static Vector3 RandomPoint(this CapsuleCollider that)
{
float radius = that.radius;
float height = that.height;
float num = 3.14159274f * radius * radius * height;
float num2 = 4.18879032f * radius * radius * radius;
float num3 = UnityEngine.Random.Range(0f, num + num2);
Vector3 result;
if (num3 < num)
{
result = ColliderExtensions.RandomPointInCircle(radius);
result.z = result.y;
result.y = UnityEngine.Random.Range(-height * 0.5f, height * 0.5f);
}
else
{
result = ColliderExtensions.RandomPointInSphere(radius);
if (result.y < 0f)
{
result.y -= height * 0.5f;
}
else
{
result.y += height * 0.5f;
}
}
int direction = that.direction;
if (direction != 0)
{
if (direction == 2)
{
float y = result.y;
result.y = result.z;
result.z = y;
}
}
else
{
float y2 = result.y;
result.y = result.x;
result.x = y2;
}
return(result);
}
private void PrecomputeImprovedDrag()
{
MeshCollider meshCollider = (MeshCollider)this._LocalCollider;
Mesh sharedMesh = meshCollider.sharedMesh;
Vector3[] vertices = sharedMesh.vertices;
Vector3[] normals = sharedMesh.normals;
int[] indices = sharedMesh.GetIndices(0);
int num = indices.Length / 3;
this._DragNormals = new Vector3[num];
this._DragVertices = new Vector3[num * 3];
this._DragCenters = new Vector3[num];
this._DragAreas = new float[num];
this._PolygonVolumes = new float[num];
Vector3 b = this._LocalCollider.transform.InverseTransformPoint(this._LocalCollider.bounds.center);
int num2 = 0;
int i = 0;
while (i < indices.Length)
{
Vector3 vector = vertices[indices[i]];
Vector3 vector2 = vertices[indices[i + 1]];
Vector3 vector3 = vertices[indices[i + 2]];
this._DragVertices[i] = vector;
this._DragVertices[i + 1] = vector2;
this._DragVertices[i + 2] = vector3;
this._DragAreas[num2] = Vector3.Cross(vector2 - vector, vector3 - vector).magnitude * 0.5f;
this._DragCenters[num2] = (vector + vector2 + vector3) * 0.333333343f;
Vector3 a = normals[indices[i++]];
Vector3 b2 = normals[indices[i++]];
Vector3 b3 = normals[indices[i++]];
this._DragNormals[num2] = (a + b2 + b3) * 0.333333343f;
Vector3 p = vector - b;
Vector3 p2 = vector2 - b;
Vector3 p3 = vector3 - b;
this._PolygonVolumes[num2++] = Mathf.Abs(ColliderExtensions.SignedVolumeOfTriangle(p, p2, p3));
}
this._ImprovedDragSamples = new WaterSample[num];
}
public static float ComputeVolume(this MeshCollider that)
{
float num = 0f;
Mesh sharedMesh = that.sharedMesh;
Vector3[] vertices = sharedMesh.vertices;
int[] triangles = sharedMesh.triangles;
int num2 = triangles.Length;
Vector3 b = that.transform.InverseTransformPoint(that.bounds.center);
int i = 0;
while (i < num2)
{
Vector3 p = vertices[triangles[i++]] - b;
Vector3 p2 = vertices[triangles[i++]] - b;
Vector3 p3 = vertices[triangles[i++]] - b;
num += ColliderExtensions.SignedVolumeOfTriangle(p, p2, p3);
}
Vector3 lossyScale = that.transform.lossyScale;
return(Mathf.Abs(num) * lossyScale.x * lossyScale.y * lossyScale.z);
}
private void PrecomputeSamples()
{
List <Vector3> list = new List <Vector3>();
float num = 0.5f;
float num2 = 1f;
int num3 = this._SampleCount * 18;
Transform transform = base.transform;
Vector3 vector;
Vector3 vector2;
ColliderExtensions.GetLocalMinMax(this._LocalCollider, out vector, out vector2);
int num4 = 0;
while (num4 < 4 && list.Count < num3)
{
for (float num5 = num; num5 <= 1f; num5 += num2)
{
for (float num6 = num; num6 <= 1f; num6 += num2)
{
for (float num7 = num; num7 <= 1f; num7 += num2)
{
Vector3 vector3 = new Vector3(Mathf.Lerp(vector.x, vector2.x, num5), Mathf.Lerp(vector.y, vector2.y, num6), Mathf.Lerp(vector.z, vector2.z, num7));
if (this._LocalCollider.IsPointInside(transform.TransformPoint(vector3)))
{
list.Add(vector3);
}
}
}
}
num2 = num;
num *= 0.5f;
num4++;
}
this._CachedSamplePositions = list.ToArray();
this._CachedSampleCount = this._CachedSamplePositions.Length;
WaterPhysics.Shuffle <Vector3>(this._CachedSamplePositions);
}
public static Vector3 RandomPoint(this SphereCollider that)
{
return(ColliderExtensions.RandomPointInSphere(that.radius));
}