X-Git-Url: http://dolda2000.com/gitweb/?a=blobdiff_plain;f=src%2Fcore%2Flevel%2Fmod.rs;h=00f30090a033831768295652220507b9dc3ca856;hb=4074267844733949556af129550dfc42fc81da76;hp=84d4fad428720330d7d2a7f9e31282ee55e933c3;hpb=b5332019b30abd70698c9cdd7b7b9d42502681c2;p=kaka%2Frust-sdl-test.git

diff --git a/src/core/level/mod.rs b/src/core/level/mod.rs
index 84d4fad..00f3009 100644
--- a/src/core/level/mod.rs
+++ b/src/core/level/mod.rs
@@ -1,4 +1,4 @@
-use common::{Point, Dimension, Intersection, supercover_line};
+use common::{Point, Dimension, Intersection, Angle, ToAngle, supercover_line};
 use core::render::Renderer;
 use sprites::SpriteManager;
 use std::rc::Rc;
@@ -89,6 +89,14 @@ impl Level {
 	// walls
 	for wall in &self.walls {
 	    for e in &wall.edges {
+		let c = (e.p1 + e.p2) / 2.0;
+		let a = (e.p2 - e.p1).to_angle() + std::f64::consts::FRAC_PI_2.radians();
+
+		renderer.draw_line(
+		    <(i32, i32)>::from(c.to_i32()),
+		    <(i32, i32)>::from((c + Point::from(a) * 10.0).to_i32()),
+		    (255, 128, 0));
+
 		renderer.draw_line(
 		    <(i32, i32)>::from(e.p1.to_i32()),
 		    <(i32, i32)>::from(e.p2.to_i32()),
@@ -238,4 +246,8 @@ impl<'a> Wall<'a> {
 	    edge,
 	}
     }
+
+    pub fn normal(&self) -> Angle {
+	(self.edge.p2 - self.edge.p1).to_angle() + std::f64::consts::FRAC_PI_2.radians()
+    }
 }