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-rw-r--r--core/math/aabb.h37
1 files changed, 32 insertions, 5 deletions
diff --git a/core/math/aabb.h b/core/math/aabb.h
index 45dcbc7f7f..e16246902a 100644
--- a/core/math/aabb.h
+++ b/core/math/aabb.h
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
+/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
@@ -107,6 +107,9 @@ public:
Variant intersects_segment_bind(const Vector3 &p_from, const Vector3 &p_to) const;
Variant intersects_ray_bind(const Vector3 &p_from, const Vector3 &p_dir) const;
+ _FORCE_INLINE_ void quantize(real_t p_unit);
+ _FORCE_INLINE_ AABB quantized(real_t p_unit) const;
+
_FORCE_INLINE_ void set_end(const Vector3 &p_end) {
size = p_end - position;
}
@@ -190,9 +193,9 @@ Vector3 AABB::get_support(const Vector3 &p_normal) const {
Vector3 ofs = position + half_extents;
return Vector3(
- (p_normal.x > 0) ? -half_extents.x : half_extents.x,
- (p_normal.y > 0) ? -half_extents.y : half_extents.y,
- (p_normal.z > 0) ? -half_extents.z : half_extents.z) +
+ (p_normal.x > 0) ? half_extents.x : -half_extents.x,
+ (p_normal.y > 0) ? half_extents.y : -half_extents.y,
+ (p_normal.z > 0) ? half_extents.z : -half_extents.z) +
ofs;
}
@@ -427,4 +430,28 @@ void AABB::grow_by(real_t p_amount) {
size.z += 2.0 * p_amount;
}
+void AABB::quantize(real_t p_unit) {
+ size += position;
+
+ position.x -= Math::fposmodp(position.x, p_unit);
+ position.y -= Math::fposmodp(position.y, p_unit);
+ position.z -= Math::fposmodp(position.z, p_unit);
+
+ size.x -= Math::fposmodp(size.x, p_unit);
+ size.y -= Math::fposmodp(size.y, p_unit);
+ size.z -= Math::fposmodp(size.z, p_unit);
+
+ size.x += p_unit;
+ size.y += p_unit;
+ size.z += p_unit;
+
+ size -= position;
+}
+
+AABB AABB::quantized(real_t p_unit) const {
+ AABB ret = *this;
+ ret.quantize(p_unit);
+ return ret;
+}
+
#endif // AABB_H