diff options
Diffstat (limited to 'core/math/aabb.h')
| -rw-r--r-- | core/math/aabb.h | 53 |
1 files changed, 48 insertions, 5 deletions
diff --git a/core/math/aabb.h b/core/math/aabb.h index 4106fbb93c..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 */ @@ -39,6 +39,7 @@ * AABB / AABB (Axis Aligned Bounding Box) * This is implemented by a point (position) and the box size */ +class Variant; class AABB { public: @@ -99,6 +100,24 @@ public: _FORCE_INLINE_ void project_range_in_plane(const Plane &p_plane, real_t &r_min, real_t &r_max) const; _FORCE_INLINE_ void expand_to(const Vector3 &p_vector); /** expand to contain a point if necessary */ + _FORCE_INLINE_ AABB abs() const { + return AABB(Vector3(position.x + MIN(size.x, 0), position.y + MIN(size.y, 0), position.z + MIN(size.z, 0)), size.abs()); + } + + 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; + } + + _FORCE_INLINE_ Vector3 get_end() const { + return position + size; + } + operator String() const; _FORCE_INLINE_ AABB() {} @@ -174,9 +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; } @@ -411,4 +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 |