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/*
Copyright 2016 Martin Buck
This file is part of rust-3d.
rust-3d is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
rust-3d is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with rust-3d. If not, see <http://www.gnu.org/licenses/>.
*/
//! IsEditable3D trait used for types which are positioned in 3D space and their position can be changed
use prelude::*;
/// IsEditable3D is a trait used for types which are positioned in 3D space and their position can be changed
pub trait IsEditable3D : Is3D + IsEditableND {
/// Should set the position in x
fn set_x(&mut self, val: f64);
/// Should set the position in y
fn set_y(&mut self, val: f64);
/// Should set the position in z
fn set_z(&mut self, val: f64);
/// Sets the position from a x, y and z values
fn set_pos(&mut self, x: f64, y: f64, z: f64) {
self.set_x(x);
self.set_y(y);
self.set_z(z);
}
/// Increases distance towards other by factor
fn increase_distance_to_by<P>(&mut self, other: &P, factor: Positive) where
P: Is3D {
let x = other.x() + factor.get() * (self.x() - other.x());
let y = other.y() + factor.get() * (self.y() - other.y());
let z = other.z() + factor.get() * (self.z() - other.z());
self.set_pos(x, y, z);
}
/// Adds the coordinates of other onto this. x = x + other.x ...
fn add<P>(&mut self, other: &P) where
P: Is3D {
let x = self.x() + other.x();
let y = self.y() + other.y();
let z = self.z() + other.z();
self.set_x(x);
self.set_y(y);
self.set_z(z);
}
/// Substracts the coordinates of other from this. x = x - other.x ...
fn substract<P>(&mut self, other: &P) where
P: Is3D {
let x = self.x() - other.x();
let y = self.y() - other.y();
let z = self.z() - other.z();
self.set_x(x);
self.set_y(y);
self.set_z(z);
}
/// Scales the coordinates by applying a factor to all of them
fn scale_pos(&mut self, val: f64) {
let x = val * self.x();
let y = val * self.y();
let z = val * self.z();
self.set_x(x);
self.set_y(y);
self.set_z(z);
}
}