/** Calc
*/
public void Calc(UnityEngine.Camera a_look_camera, UnityEngine.Transform a_look_transform)
{
//worldToCameraMatrix
this.raw_camera.worldToCameraMatrix = a_look_camera.worldToCameraMatrix * this.matrix;
//projectionMatrix
{
UnityEngine.Matrix4x4 t_mirror_camera_matrix = this.raw_camera.worldToCameraMatrix;
UnityEngine.Vector4 t_mirror_clip_plane;
{
UnityEngine.Vector3 t_pos = -this.plane_normal * this.plane_distance;
UnityEngine.Vector3 t_mirror_position = t_mirror_camera_matrix.MultiplyPoint(t_pos);
UnityEngine.Vector3 t_mirror_normal = t_mirror_camera_matrix.MultiplyVector(this.plane_normal).normalized;
t_mirror_clip_plane = new UnityEngine.Vector4(t_mirror_normal.x, t_mirror_normal.y, t_mirror_normal.z, -UnityEngine.Vector3.Dot(t_mirror_position, t_mirror_normal));
}
this.raw_camera.projectionMatrix = a_look_camera.CalculateObliqueMatrix(t_mirror_clip_plane);
}
//position
{
this.raw_camera.transform.position = this.matrix.MultiplyPoint(a_look_transform.position);
}
//rotation
{
UnityEngine.Vector3 t_up = this.matrix_rotate.MultiplyPoint(a_look_transform.up).normalized;
UnityEngine.Vector3 t_forward = this.matrix_rotate.MultiplyPoint(a_look_transform.forward).normalized;
UnityEngine.Vector3 t_right = UnityEngine.Vector3.Cross(t_up, t_forward);
UnityEngine.Matrix4x4 t_matrix = new UnityEngine.Matrix4x4(
new UnityEngine.Vector4(t_right.x, t_right.y, t_right.z, 0.0f),
new UnityEngine.Vector4(t_up.x, t_up.y, t_up.z, 0.0f),
new UnityEngine.Vector4(t_forward.x, t_forward.y, t_forward.z, 0.0f),
new UnityEngine.Vector4(0.0f, 0.0f, 0.0f, 1.0f)
);
this.raw_camera.transform.rotation = t_matrix.rotation;
}
}
public void Values()
{
var values = new float[16];
// T
{
var um = UnityEngine.Matrix4x4.Translate(new UnityEngine.Vector3(1, 2, 3));
using (var pin = Pin.Create(new[] { um }))
{
Marshal.Copy(pin.Ptr, values, 0, 16);
}
Assert.AreEqual(1, um.m03);
Assert.AreEqual(2, um.m13);
Assert.AreEqual(3, um.m23);
Assert.AreEqual(new UnityEngine.Vector4(1, 2, 3, 1), um.GetColumn(3));
Assert.AreEqual(new float[] { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 2, 3, 1 }, values);
var v = new UnityEngine.Vector4();
var m = new UnityEngine.Matrix4x4();
m.MultiplyVector(v);
// new UnityEngine.Matrix4x4.mul new UnityEngine.Vector3().mul
}
{
var nm = System.Numerics.Matrix4x4.CreateTranslation(1, 2, 3);
using (var pin = Pin.Create(new[] { nm }))
{
Marshal.Copy(pin.Ptr, values, 0, 16);
}
Assert.AreEqual(1, nm.M41);
Assert.AreEqual(2, nm.M42);
Assert.AreEqual(3, nm.M43);
Assert.AreEqual(new System.Numerics.Vector3(1, 2, 3), nm.Translation);
Assert.AreEqual(new float[] { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 2, 3, 1 }, values);
}
}