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Minor fixes to Vector4

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This commit is contained in:
Aaron Franke
2022-09-04 20:16:59 -05:00
parent e7a0a97c0b
commit 058ac331b0
5 changed files with 25 additions and 10 deletions
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19
core/math/vector4.cpp
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@@ -80,15 +80,26 @@ real_t Vector4::length() const {
}
void Vector4::normalize() {
*this /= length();
real_t lengthsq = length_squared();
if (lengthsq == 0) {
x = y = z = w = 0;
} else {
real_t length = Math::sqrt(lengthsq);
x /= length;
y /= length;
z /= length;
w /= length;
}
}
Vector4 Vector4::normalized() const {
return *this / length();
Vector4 v = *this;
v.normalize();
return v;
}
bool Vector4::is_normalized() const {
return Math::is_equal_approx(length_squared(), 1, (real_t)UNIT_EPSILON); // Use less epsilon.
return Math::is_equal_approx(length_squared(), (real_t)1, (real_t)UNIT_EPSILON);
}
real_t Vector4::distance_to(const Vector4 &p_to) const {
@@ -187,3 +198,5 @@ Vector4 Vector4::clamp(const Vector4 &p_min, const Vector4 &p_max) const {
Vector4::operator String() const {
return "(" + String::num_real(x, false) + ", " + String::num_real(y, false) + ", " + String::num_real(z, false) + ", " + String::num_real(w, false) + ")";
}
static_assert(sizeof(Vector4) == 4 * sizeof(real_t));