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Add p_use_model_front to Basis::looking_at() #1625

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Oct 17, 2024
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Add p_use_model_front to Basis::looking_at() #1625

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2 changes: 1 addition & 1 deletion include/godot_cpp/variant/basis.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -224,7 +224,7 @@ struct _NO_DISCARD_ Basis {

operator Quaternion() const { return get_quaternion(); }

static Basis looking_at(const Vector3 &p_target, const Vector3 &p_up = Vector3(0, 1, 0));
static Basis looking_at(const Vector3 &p_target, const Vector3 &p_up = Vector3(0, 1, 0), bool p_use_model_front = false);

Basis(const Quaternion &p_quaternion) { set_quaternion(p_quaternion); }
Basis(const Quaternion &p_quaternion, const Vector3 &p_scale) { set_quaternion_scale(p_quaternion, p_scale); }
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7 changes: 5 additions & 2 deletions src/variant/basis.cpp
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Expand Up @@ -1037,12 +1037,15 @@ void Basis::rotate_sh(real_t *p_values) {
p_values[8] = d4 * s_scale_dst4;
}

Basis Basis::looking_at(const Vector3 &p_target, const Vector3 &p_up) {
Basis Basis::looking_at(const Vector3 &p_target, const Vector3 &p_up, bool p_use_model_front) {
#ifdef MATH_CHECKS
ERR_FAIL_COND_V_MSG(p_target.is_zero_approx(), Basis(), "The target vector can't be zero.");
ERR_FAIL_COND_V_MSG(p_up.is_zero_approx(), Basis(), "The up vector can't be zero.");
#endif
Vector3 v_z = -p_target.normalized();
Vector3 v_z = p_target.normalized();
if (!p_use_model_front) {
v_z = -v_z;
}
Vector3 v_x = p_up.cross(v_z);
#ifdef MATH_CHECKS
ERR_FAIL_COND_V_MSG(v_x.is_zero_approx(), Basis(), "The target vector and up vector can't be parallel to each other.");
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