/** * Cesium - https://github.com/CesiumGS/cesium * * Copyright 2011-2020 Cesium Contributors * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * Columbus View (Pat. Pend.) * * Portions licensed separately. * See https://github.com/CesiumGS/cesium/blob/master/LICENSE.md for full licensing details. */ define(['exports', './WebGLConstants-4c11ee5f'], function (exports, WebGLConstants) { 'use strict'; /** * The type of a geometric primitive, i.e., points, lines, and triangles. * * @exports PrimitiveType */ var PrimitiveType = { /** * Points primitive where each vertex (or index) is a separate point. * * @type {Number} * @constant */ POINTS : WebGLConstants.WebGLConstants.POINTS, /** * Lines primitive where each two vertices (or indices) is a line segment. Line segments are not necessarily connected. * * @type {Number} * @constant */ LINES : WebGLConstants.WebGLConstants.LINES, /** * Line loop primitive where each vertex (or index) after the first connects a line to * the previous vertex, and the last vertex implicitly connects to the first. * * @type {Number} * @constant */ LINE_LOOP : WebGLConstants.WebGLConstants.LINE_LOOP, /** * Line strip primitive where each vertex (or index) after the first connects a line to the previous vertex. * * @type {Number} * @constant */ LINE_STRIP : WebGLConstants.WebGLConstants.LINE_STRIP, /** * Triangles primitive where each three vertices (or indices) is a triangle. Triangles do not necessarily share edges. * * @type {Number} * @constant */ TRIANGLES : WebGLConstants.WebGLConstants.TRIANGLES, /** * Triangle strip primitive where each vertex (or index) after the first two connect to * the previous two vertices forming a triangle. For example, this can be used to model a wall. * * @type {Number} * @constant */ TRIANGLE_STRIP : WebGLConstants.WebGLConstants.TRIANGLE_STRIP, /** * Triangle fan primitive where each vertex (or index) after the first two connect to * the previous vertex and the first vertex forming a triangle. For example, this can be used * to model a cone or circle. * * @type {Number} * @constant */ TRIANGLE_FAN : WebGLConstants.WebGLConstants.TRIANGLE_FAN, /** * @private */ validate : function(primitiveType) { return primitiveType === PrimitiveType.POINTS || primitiveType === PrimitiveType.LINES || primitiveType === PrimitiveType.LINE_LOOP || primitiveType === PrimitiveType.LINE_STRIP || primitiveType === PrimitiveType.TRIANGLES || primitiveType === PrimitiveType.TRIANGLE_STRIP || primitiveType === PrimitiveType.TRIANGLE_FAN; } }; var PrimitiveType$1 = Object.freeze(PrimitiveType); exports.PrimitiveType = PrimitiveType$1; });