Merge pull request #13885 from ferrolho/dev

Adds physics model parser to ColladaLoader.js

Author: mrdoob

examples/js/loaders/ColladaLoader.js

@@ -2686,6 +2686,82 @@ THREE.ColladaLoader.prototype = {
 
 		}
 
+		// physics
+
+		function parsePhysicsModel( xml ) {
+
+			var data = {
+				name: xml.getAttribute( 'name' ) || '',
+				rigidBodies: {}
+			};
+
+			for ( var i = 0; i < xml.childNodes.length; i ++ ) {
+
+				var child = xml.childNodes[ i ];
+
+				if ( child.nodeType !== 1 ) continue;
+
+				switch ( child.nodeName ) {
+
+					case 'rigid_body':
+						data.rigidBodies[ child.getAttribute( 'name' ) ] = {};
+						parsePhysicsRigidBody( child, data.rigidBodies[ child.getAttribute( 'name' ) ] );
+						break;
+
+				}
+
+			}
+
+			library.physicsModels[ xml.getAttribute( 'id' ) ] = data;
+
+		}
+
+		function parsePhysicsRigidBody( xml, data ) {
+
+			for ( var i = 0; i < xml.childNodes.length; i ++ ) {
+
+				var child = xml.childNodes[ i ];
+
+				if ( child.nodeType !== 1 ) continue;
+
+				switch ( child.nodeName ) {
+
+					case 'technique_common':
+						parsePhysicsTechniqueCommon( child, data );
+						break;
+
+				}
+
+			}
+
+		}
+
+		function parsePhysicsTechniqueCommon( xml, data ) {
+
+			for ( var i = 0; i < xml.childNodes.length; i ++ ) {
+
+				var child = xml.childNodes[ i ];
+
+				if ( child.nodeType !== 1 ) continue;
+
+				switch ( child.nodeName ) {
+
+					case 'inertia':
+						data.inertia = parseFloats( child.textContent );
+						break;
+
+					case 'mass':
+						data.mass = parseFloats( child.textContent )[0];
+						break;
+
+				}
+
+			}
+
+		}
+
+		// scene
+
 		function parseKinematicsScene( xml ) {
 
 			var data = {
@@ -3282,7 +3358,7 @@ THREE.ColladaLoader.prototype = {
 						// and weights defined for it. But we still have to add the bone to the sorted bone list in order to
 						// ensure a correct animation of the model.
 
-						 boneInverse = new THREE.Matrix4();
+						boneInverse = new THREE.Matrix4();
 
 					}
 
@@ -3684,6 +3760,7 @@ THREE.ColladaLoader.prototype = {
 			nodes: {},
 			visualScenes: {},
 			kinematicsModels: {},
+			physicsModels: {},
 			kinematicsScenes: {}
 		};
 
@@ -3699,6 +3776,7 @@ THREE.ColladaLoader.prototype = {
 		parseLibrary( collada, 'library_nodes', 'node', parseNode );
 		parseLibrary( collada, 'library_visual_scenes', 'visual_scene', parseVisualScene );
 		parseLibrary( collada, 'library_kinematics_models', 'kinematics_model', parseKinematicsModel );
+		parseLibrary( collada, 'library_physics_models', 'physics_model', parsePhysicsModel );
 		parseLibrary( collada, 'scene', 'instance_kinematics_scene', parseKinematicsScene );
 
 		buildLibrary( library.animations, buildAnimation );