First public release of Rapier.

src_testbed/objects/plane.rs

@@ -0,0 +1,132 @@
+#[cfg(feature = "dim3")]
+use crate::objects::node::GraphicsNode;
+use kiss3d::window::Window;
+use na::Point3;
+#[cfg(feature = "dim3")]
+use na::Vector3;
+#[cfg(feature = "dim2")]
+use nphysics::math::{Point, Vector};
+use nphysics::object::{DefaultColliderHandle, DefaultColliderSet};
+#[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,
+        );
+    }
+}