1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132

use kiss3d::window::Window;
#[cfg(feature = "dim3")]
use na::Vector3;
use na::Point3;
use nphysics::object::{DefaultColliderHandle, DefaultColliderSet};
#[cfg(feature = "dim2")]
use nphysics::math::{Point, Vector};
#[cfg(feature = "dim3")]
use crate::objects::node::GraphicsNode;
#[cfg(feature = "dim3")]
use num::Zero;

#[cfg(feature = "dim3")]
pub struct Plane {
    gfx: GraphicsNode,
    collider: DefaultColliderHandle,
}

#[cfg(feature = "dim2")]
pub struct Plane {
    color: Point3<f32>,
    base_color: Point3<f32>,
    position: Point<f32>,
    normal: na::Unit<Vector<f32>>,
    collider: DefaultColliderHandle,
}

impl Plane {
    #[cfg(feature = "dim2")]
    pub fn new(
        collider: DefaultColliderHandle,
        colliders: &DefaultColliderSet<f32>,
        position: &Point<f32>,
        normal: &Vector<f32>,
        color: Point3<f32>,
        _: &mut Window,
    ) -> Plane {
        let mut res = Plane {
            color,
            base_color: color,
            position: *position,
            normal: na::Unit::new_normalize(*normal),
            collider,
        };

        res.update(colliders);
        res
    }

    #[cfg(feature = "dim3")]
    pub fn new(
        collider: DefaultColliderHandle,
        colliders: &DefaultColliderSet<f32>,
        world_pos: &Point3<f32>,
        world_normal: &Vector3<f32>,
        color: Point3<f32>,
        window: &mut Window,
    ) -> Plane {
        let mut res = Plane {
            gfx: window.add_quad(100.0, 100.0, 10, 10),
            collider,
        };

        if colliders
            .get(collider)
            .unwrap()
            .query_type()
            .is_proximity_query()
        {
            res.gfx.set_surface_rendering_activation(false);
            res.gfx.set_lines_width(1.0);
        }

        res.gfx.set_color(color.x, color.y, color.z);

        let up = if world_normal.z.is_zero() && world_normal.y.is_zero() {
            Vector3::z()
        } else {
            Vector3::x()
        };

        res.gfx
            .reorient(world_pos, &(*world_pos + *world_normal), &up);

        res.update(colliders);

        res
    }

    pub fn select(&mut self) {}

    pub fn unselect(&mut self) {}

    pub fn update(&mut self, _: &DefaultColliderSet<f32>) {
        // FIXME: atm we assume the plane does not move
    }

    #[cfg(feature = "dim3")]
    pub fn set_color(&mut self, color: Point3<f32>) {
        self.gfx.set_color(color.x, color.y, color.z);
    }

    #[cfg(feature = "dim2")]
    pub fn set_color(&mut self, color: Point3<f32>) {
        self.color = color;
        self.base_color = color;
    }

    #[cfg(feature = "dim3")]
    pub fn scene_node(&self) -> &GraphicsNode {
        &self.gfx
    }

    #[cfg(feature = "dim3")]
    pub fn scene_node_mut(&mut self) -> &mut GraphicsNode {
        &mut self.gfx
    }

    pub fn object(&self) -> DefaultColliderHandle {
        self.collider
    }

    #[cfg(feature = "dim2")]
    pub fn draw(&mut self, window: &mut Window) {
        let orth = Vector::new(-self.normal.y, self.normal.x);
        window.draw_planar_line(
            &(self.position - orth * 50.0),
            &(self.position + orth * 50.0),
            &self.color,
        );
    }
}