71 lines
1.9 KiB
Rust
71 lines
1.9 KiB
Rust
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// Copyright 2013 The Lmath Developers. For a full listing of the authors,
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// refer to the AUTHORS file at the top-level directory of this distribution.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//! Axis-aligned bounding boxes
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use core::{Vec2, Vec3};
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use geom::{Point2, Point3};
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#[path = "../num_macros.rs"]
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mod num_macros;
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pub struct AABB2<T> {
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center: Point2<T>,
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size: Vec2<T>,
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}
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impl<T> AABB2<T> {
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#[inline]
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pub fn new(center: Point2<T>, size: Vec2<T>) -> AABB2<T> {
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AABB2 { center: center, size: size }
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}
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}
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impl<T:Clone + Float> AABB2<T> {
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#[inline]
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pub fn from_bounds(mn: Point2<T>, mx: Point2<T>) -> AABB2<T> {
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AABB2 {
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center: Point2::from_vec(mn.as_vec()
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.add_v(mx.as_vec())
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.div_t(two!(T))),
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size: mx - mn,
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}
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}
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}
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pub struct AABB3<T> {
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center: Point3<T>,
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size: Vec3<T>,
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}
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impl<T> AABB3<T> {
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#[inline]
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pub fn new(center: Point3<T>, size: Vec3<T>) -> AABB3<T> {
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AABB3 { center: center, size: size }
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}
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}
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impl<T:Clone + Float> AABB3<T> {
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#[inline]
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pub fn from_bounds(mn: Point3<T>, mx: Point3<T>) -> AABB3<T> {
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AABB3 {
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center: Point3::from_vec(mn.as_vec()
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.add_v(mx.as_vec())
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.div_t(two!(T))),
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size: mx - mn,
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}
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}
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}
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