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Mr.doob 11 năm trước cách đây
mục cha
commit
3281097c57

+ 0 - 93
src/extras/geometries/PlaneBufferGeometry.js

@@ -1,93 +0,0 @@
-/**
- * @author mrdoob / http://mrdoob.com/
- * based on http://papervision3d.googlecode.com/svn/trunk/as3/trunk/src/org/papervision3d/objects/primitives/Plane.as
- */
-
-THREE.PlaneBufferGeometry = function ( width, height, widthSegments, heightSegments ) {
-
-	THREE.BufferGeometry.call( this );
-
-	this.parameters = {
-		width: width,
-		height: height,
-		widthSegments: widthSegments,
-		heightSegments: heightSegments
-	};
-
-	var width_half = width / 2;
-	var height_half = height / 2;
-
-	var gridX = widthSegments || 1;
-	var gridY = heightSegments || 1;
-
-	var gridX1 = gridX + 1;
-	var gridY1 = gridY + 1;
-
-	var segment_width = width / gridX;
-	var segment_height = height / gridY;
-
-	var vertices = new Float32Array( gridX1 * gridY1 * 3 );
-	var normals = new Float32Array( gridX1 * gridY1 * 3 );
-	var uvs = new Float32Array( gridX1 * gridY1 * 2 );
-
-	var offset = 0;
-	var offset2 = 0;
-
-	for ( var iy = 0; iy < gridY1; iy ++ ) {
-
-		var y = iy * segment_height - height_half;
-
-		for ( var ix = 0; ix < gridX1; ix ++ ) {
-
-			var x = ix * segment_width - width_half;
-
-			vertices[ offset     ] = x;
-			vertices[ offset + 1 ] = - y;
-
-			normals[ offset + 2 ] = 1;
-
-			uvs[ offset2     ] = ix / gridX;
-			uvs[ offset2 + 1 ] = 1 - ( iy / gridY );
-
-			offset += 3;
-			offset2 += 2;
-
-		}
-
-	}
-
-	offset = 0;
-
-	var indices = new Uint16Array( gridX * gridY * 6 );
-
-	for ( var iy = 0; iy < gridY; iy ++ ) {
-
-		for ( var ix = 0; ix < gridX; ix ++ ) {
-
-			var a = ix + gridX1 * iy;
-			var b = ix + gridX1 * ( iy + 1 );
-			var c = ( ix + 1 ) + gridX1 * ( iy + 1 );
-			var d = ( ix + 1 ) + gridX1 * iy;
-
-			indices[ offset     ] = a;
-			indices[ offset + 1 ] = b;
-			indices[ offset + 2 ] = d;
-
-			indices[ offset + 3 ] = b;
-			indices[ offset + 4 ] = c;
-			indices[ offset + 5 ] = d;
-
-			offset += 6;
-
-		}
-
-	}
-
-	this.attributes[ 'index' ] = { array: indices, itemSize: 1 };
-	this.attributes[ 'position' ] = { array: vertices, itemSize: 3 };
-	this.attributes[ 'normal' ] = { array: normals, itemSize: 3 };
-	this.attributes[ 'uv' ] = { array: uvs, itemSize: 2 };
-
-};
-
-THREE.PlaneBufferGeometry.prototype = Object.create( THREE.BufferGeometry.prototype );

+ 85 - 1
src/extras/geometries/PlaneGeometry.js

@@ -1,9 +1,93 @@
 /**
  * @author mrdoob / http://mrdoob.com/
+ * based on http://papervision3d.googlecode.com/svn/trunk/as3/trunk/src/org/papervision3d/objects/primitives/Plane.as
  */
 
 THREE.PlaneGeometry = function ( width, height, widthSegments, heightSegments ) {
 
-	return new THREE.Geometry2( new THREE.PlaneBufferGeometry( width, height, widthSegments, heightSegments ) );
+	THREE.BufferGeometry.call( this );
+
+	this.parameters = {
+		width: width,
+		height: height,
+		widthSegments: widthSegments,
+		heightSegments: heightSegments
+	};
+
+	var width_half = width / 2;
+	var height_half = height / 2;
+
+	var gridX = widthSegments || 1;
+	var gridY = heightSegments || 1;
+
+	var gridX1 = gridX + 1;
+	var gridY1 = gridY + 1;
+
+	var segment_width = width / gridX;
+	var segment_height = height / gridY;
+
+	var vertices = new Float32Array( gridX1 * gridY1 * 3 );
+	var normals = new Float32Array( gridX1 * gridY1 * 3 );
+	var uvs = new Float32Array( gridX1 * gridY1 * 2 );
+
+	var offset = 0;
+	var offset2 = 0;
+
+	for ( var iy = 0; iy < gridY1; iy ++ ) {
+
+		var y = iy * segment_height - height_half;
+
+		for ( var ix = 0; ix < gridX1; ix ++ ) {
+
+			var x = ix * segment_width - width_half;
+
+			vertices[ offset     ] = x;
+			vertices[ offset + 1 ] = - y;
+
+			normals[ offset + 2 ] = 1;
+
+			uvs[ offset2     ] = ix / gridX;
+			uvs[ offset2 + 1 ] = 1 - ( iy / gridY );
+
+			offset += 3;
+			offset2 += 2;
+
+		}
+
+	}
+
+	offset = 0;
+
+	var indices = new Uint16Array( gridX * gridY * 6 );
+
+	for ( var iy = 0; iy < gridY; iy ++ ) {
+
+		for ( var ix = 0; ix < gridX; ix ++ ) {
+
+			var a = ix + gridX1 * iy;
+			var b = ix + gridX1 * ( iy + 1 );
+			var c = ( ix + 1 ) + gridX1 * ( iy + 1 );
+			var d = ( ix + 1 ) + gridX1 * iy;
+
+			indices[ offset     ] = a;
+			indices[ offset + 1 ] = b;
+			indices[ offset + 2 ] = d;
+
+			indices[ offset + 3 ] = b;
+			indices[ offset + 4 ] = c;
+			indices[ offset + 5 ] = d;
+
+			offset += 6;
+
+		}
+
+	}
+
+	this.attributes[ 'index' ] = { array: indices, itemSize: 1 };
+	this.attributes[ 'position' ] = { array: vertices, itemSize: 3 };
+	this.attributes[ 'normal' ] = { array: normals, itemSize: 3 };
+	this.attributes[ 'uv' ] = { array: uvs, itemSize: 2 };
 
 };
+
+THREE.PlaneGeometry.prototype = Object.create( THREE.BufferGeometry.prototype );

+ 0 - 1
utils/build/includes/extras.json

@@ -32,7 +32,6 @@
 	"src/extras/geometries/ExtrudeGeometry.js",
 	"src/extras/geometries/ShapeGeometry.js",
 	"src/extras/geometries/LatheGeometry.js",
-	"src/extras/geometries/PlaneBufferGeometry.js",
 	"src/extras/geometries/PlaneGeometry.js",
 	"src/extras/geometries/RingGeometry.js",
 	"src/extras/geometries/SphereGeometry.js",