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Transform now uses Basis::create_looking_at.

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Relintai 2024-09-30 16:41:05 +02:00
parent 010e1b51a8
commit 6f53257e05
1 changed files with 1 additions and 29 deletions
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30
core/math/transform.cpp
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@ -83,35 +83,7 @@ void Transform::rotate_basis(const Vector3 &p_axis, real_t p_phi) {
}
void Transform::set_look_at(const Vector3 &p_eye, const Vector3 &p_target, const Vector3 &p_up) {
#ifdef MATH_CHECKS
ERR_FAIL_COND(p_eye == p_target);
ERR_FAIL_COND(p_up.length() == 0);
#endif
// Reference: MESA source code
Vector3 v_x, v_y, v_z;
/* Make rotation matrix */
/* Z vector */
v_z = p_eye - p_target;
v_z.normalize();
v_y = p_up;
v_x = v_y.cross(v_z);
#ifdef MATH_CHECKS
ERR_FAIL_COND(v_x.length() == 0);
#endif
/* Recompute Y = Z cross X */
v_y = v_z.cross(v_x);
v_x.normalize();
v_y.normalize();
basis.set(v_x, v_y, v_z);
basis = Basis::create_looking_at(p_target - p_eye, p_up);
origin = p_eye;
}