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Warn when using an AABB or Rect2 with a negative size

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(cherry picked from commit 9687f6fca3)
This commit is contained in:
Aaron Franke
2020-04-06 04:34:18 -04:00
committed by Rémi Verschelde
parent d0569255f2
commit d75e580765
6 changed files with 140 additions and 6 deletions
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20
core/math/aabb.cpp
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@@ -82,6 +82,11 @@ bool AABB::create_from_points(const Vector<Vector3> &p_points) {
}
void AABB::merge_with(const AABB &p_aabb) {
#ifdef MATH_CHECKS
if (unlikely(size.x < 0 || size.y < 0 || size.z < 0 || p_aabb.size.x < 0 || p_aabb.size.y < 0 || p_aabb.size.z < 0)) {
ERR_PRINT("AABB size is negative, this is not supported. Use AABB.abs() to get an AABB with a positive size.");
}
#endif
Vector3 beg_1, beg_2;
Vector3 end_1, end_2;
Vector3 min, max;
@@ -108,6 +113,11 @@ bool AABB::is_equal_approx(const AABB &p_aabb) const {
}
AABB AABB::intersection(const AABB &p_aabb) const {
#ifdef MATH_CHECKS
if (unlikely(size.x < 0 || size.y < 0 || size.z < 0 || p_aabb.size.x < 0 || p_aabb.size.y < 0 || p_aabb.size.z < 0)) {
ERR_PRINT("AABB size is negative, this is not supported. Use AABB.abs() to get an AABB with a positive size.");
}
#endif
Vector3 src_min = position;
Vector3 src_max = position + size;
Vector3 dst_min = p_aabb.position;
@@ -140,6 +150,11 @@ AABB AABB::intersection(const AABB &p_aabb) const {
}
bool AABB::intersects_ray(const Vector3 &p_from, const Vector3 &p_dir, Vector3 *r_clip, Vector3 *r_normal) const {
#ifdef MATH_CHECKS
if (unlikely(size.x < 0 || size.y < 0 || size.z < 0)) {
ERR_PRINT("AABB size is negative, this is not supported. Use AABB.abs() to get an AABB with a positive size.");
}
#endif
Vector3 c1, c2;
Vector3 end = position + size;
real_t near = -1e20;
@@ -183,6 +198,11 @@ bool AABB::intersects_ray(const Vector3 &p_from, const Vector3 &p_dir, Vector3 *
}
bool AABB::intersects_segment(const Vector3 &p_from, const Vector3 &p_to, Vector3 *r_clip, Vector3 *r_normal) const {
#ifdef MATH_CHECKS
if (unlikely(size.x < 0 || size.y < 0 || size.z < 0)) {
ERR_PRINT("AABB size is negative, this is not supported. Use AABB.abs() to get an AABB with a positive size.");
}
#endif
real_t min = 0, max = 1;
int axis = 0;
real_t sign = 0;