From 5c0762d59b054e16b2f474f56f0e5eac7534c5ea Mon Sep 17 00:00:00 2001
From: Fabien Benetou <fabien-services@benetou.fr>
Date: Mon, 10 Apr 2023 22:52:33 +0200
Subject: [PATCH] basic projectile example

---
 index.html | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/index.html b/index.html
index 1527232..e389797 100644
--- a/index.html
+++ b/index.html
@@ -3053,6 +3053,26 @@ AFRAME.registerComponent('gate-through', {
   }
 });
 
+function shoot(){
+	s = document.createElement("a-sphere"); 
+	s.setAttribute("radius", .01); 
+	AFRAME.scenes[0].appendChild(s); 
+	v = new THREE.Vector3(); 
+	p = new THREE.Vector3(); 
+	t = new THREE.Vector3(); 
+	cam = AFRAME.scenes[0].object3D.getObjectByProperty("type", "PerspectiveCamera"); 
+	cam.getWorldDirection(v); 
+	cam.getWorldPosition(p); 
+	r = new THREE.Ray( p, v ); 
+	d=0; 
+	shot = setInterval( _ => { 
+		d+=.1; 
+		r.at(d, t); 
+		s.setAttribute("position", AFRAME.utils.coordinates.stringify( t )); 
+		if (d>100) clearInterval(shot)
+	}, 10)
+}
+
 // used for testing
 AFRAME.registerComponent('startfunctions', {
   init: function () {