openlayers

<!doctype html> <html lang="en"> <head> <title>Code coverage report for ol/renderer/webgl/webgllayerrenderer.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../../../prettify.css" /> <link rel="stylesheet" href="../../../base.css" /> <meta name="viewport" content="width=device-width, initial-scale=1"> <style type='text/css'> .coverage-summary .sorter { background-image: url(../../../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1> <a href="../../../index.html">all files</a> / <a href="index.html">ol/renderer/webgl/</a> webgllayerrenderer.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 38.64% Statements 34/88 </div> <div class='fl pad1y space-right2'> 0% Branches 0/12 </div> <div class='fl pad1y space-right2'> 22.22% Functions 2/9 </div> <div class='fl pad1y space-right2'> 38.64% Lines 34/88 </div> </div> </div> <div class='status-line low'></div> <pre><table class="coverage"> <tr><td class="line-count quiet">1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254</td><td class="line-coverage quiet">1×   1× 1× 1× 1× 1× 1× 1× 1× 1× 1× 1× 1× 1×                   1×   1×           1×           1×                     1×           1×           1×           1×           1×           1×     1×               1×                                                                                           1×                                                                                                             1×                                               1×               1×               1× 1×             1×                         1×  </td><td class="text"><pre class="prettyprint lang-js">goog.provide('ol.renderer.webgl.Layer');   goog.require('goog.vec.Mat4'); goog.require('goog.webgl'); goog.require('ol.layer.Layer'); goog.require('ol.render.Event'); goog.require('ol.render.EventType'); goog.require('ol.render.webgl.Immediate'); goog.require('ol.renderer.Layer'); goog.require('ol.renderer.webgl.map.shader.Default'); goog.require('ol.renderer.webgl.map.shader.Default.Locations'); goog.require('ol.renderer.webgl.map.shader.DefaultFragment'); goog.require('ol.renderer.webgl.map.shader.DefaultVertex'); goog.require('ol.webgl.Buffer'); goog.require('ol.webgl.Context');       /** * @constructor * @extends {ol.renderer.Layer} * @param {ol.renderer.webgl.Map} mapRenderer Map renderer. * @param {ol.layer.Layer} layer Layer. */ ol.renderer.webgl.Layer = function(mapRenderer, layer) {   goog.base(this, layer);   /** * @protected * @type {ol.renderer.webgl.Map} */ this.mapRenderer = mapRenderer;   /** * @private * @type {ol.webgl.Buffer} */ this.arrayBuffer_ = new ol.webgl.Buffer([ -1, -1, 0, 0, 1, -1, 1, 0, -1, 1, 0, 1, 1, 1, 1, 1 ]);   /** * @protected * @type {WebGLTexture} */ this.texture = null;   /** * @protected * @type {WebGLFramebuffer} */ this.framebuffer = null;   /** * @protected * @type {number|undefined} */ this.framebufferDimension = undefined;   /** * @protected * @type {!goog.vec.Mat4.Number} */ this.texCoordMatrix = goog.vec.Mat4.createNumber();   /** * @protected * @type {!goog.vec.Mat4.Number} */ this.projectionMatrix = goog.vec.Mat4.createNumberIdentity();   /** * @private * @type {ol.renderer.webgl.map.shader.Default.Locations} */ this.defaultLocations_ = null;   }; goog.inherits(ol.renderer.webgl.Layer, ol.renderer.Layer);     /** * @param {olx.FrameState} frameState Frame state. * @param {number} framebufferDimension Framebuffer dimension. * @protected */ ol.renderer.webgl.Layer.prototype.bindFramebuffer = function(frameState, framebufferDimension) {   var gl = this.mapRenderer.getGL();   if (this.framebufferDimension === undefined || this.framebufferDimension != framebufferDimension) {   frameState.postRenderFunctions.push( goog.partial( /** * @param {WebGLRenderingContext} gl GL. * @param {WebGLFramebuffer} framebuffer Framebuffer. * @param {WebGLTexture} texture Texture. */ function(gl, framebuffer, texture) { if (!gl.isContextLost()) { gl.deleteFramebuffer(framebuffer); gl.deleteTexture(texture); } }, gl, this.framebuffer, this.texture));   var texture = ol.webgl.Context.createEmptyTexture( gl, framebufferDimension, framebufferDimension);   var framebuffer = gl.createFramebuffer(); gl.bindFramebuffer(goog.webgl.FRAMEBUFFER, framebuffer); gl.framebufferTexture2D(goog.webgl.FRAMEBUFFER, goog.webgl.COLOR_ATTACHMENT0, goog.webgl.TEXTURE_2D, texture, 0);   this.texture = texture; this.framebuffer = framebuffer; this.framebufferDimension = framebufferDimension;   } else { gl.bindFramebuffer(goog.webgl.FRAMEBUFFER, this.framebuffer); }   };     /** * @param {olx.FrameState} frameState Frame state. * @param {ol.layer.LayerState} layerState Layer state. * @param {ol.webgl.Context} context Context. */ ol.renderer.webgl.Layer.prototype.composeFrame = function(frameState, layerState, context) {   this.dispatchComposeEvent_( ol.render.EventType.PRECOMPOSE, context, frameState);   context.bindBuffer(goog.webgl.ARRAY_BUFFER, this.arrayBuffer_);   var gl = context.getGL();   var fragmentShader = ol.renderer.webgl.map.shader.DefaultFragment.getInstance(); var vertexShader = ol.renderer.webgl.map.shader.DefaultVertex.getInstance();   var program = context.getProgram(fragmentShader, vertexShader);   var locations; if (!this.defaultLocations_) { locations = new ol.renderer.webgl.map.shader.Default.Locations(gl, program); this.defaultLocations_ = locations; } else { locations = this.defaultLocations_; }   if (context.useProgram(program)) { gl.enableVertexAttribArray(locations.a_position); gl.vertexAttribPointer( locations.a_position, 2, goog.webgl.FLOAT, false, 16, 0); gl.enableVertexAttribArray(locations.a_texCoord); gl.vertexAttribPointer( locations.a_texCoord, 2, goog.webgl.FLOAT, false, 16, 8); gl.uniform1i(locations.u_texture, 0); }   gl.uniformMatrix4fv( locations.u_texCoordMatrix, false, this.getTexCoordMatrix()); gl.uniformMatrix4fv(locations.u_projectionMatrix, false, this.getProjectionMatrix()); gl.uniform1f(locations.u_opacity, layerState.opacity); gl.bindTexture(goog.webgl.TEXTURE_2D, this.getTexture()); gl.drawArrays(goog.webgl.TRIANGLE_STRIP, 0, 4);   this.dispatchComposeEvent_( ol.render.EventType.POSTCOMPOSE, context, frameState);   };     /** * @param {ol.render.EventType} type Event type. * @param {ol.webgl.Context} context WebGL context. * @param {olx.FrameState} frameState Frame state. * @private */ ol.renderer.webgl.Layer.prototype.dispatchComposeEvent_ = function(type, context, frameState) { var layer = this.getLayer(); if (layer.hasListener(type)) { var viewState = frameState.viewState; var resolution = viewState.resolution; var pixelRatio = frameState.pixelRatio; var extent = frameState.extent; var center = viewState.center; var rotation = viewState.rotation; var size = frameState.size;   var render = new ol.render.webgl.Immediate( context, center, resolution, rotation, size, extent, pixelRatio); var composeEvent = new ol.render.Event( type, layer, render, frameState, null, context); layer.dispatchEvent(composeEvent); } };     /** * @return {!goog.vec.Mat4.Number} Matrix. */ ol.renderer.webgl.Layer.prototype.getTexCoordMatrix = function() { return this.texCoordMatrix; };     /** * @return {WebGLTexture} Texture. */ ol.renderer.webgl.Layer.prototype.getTexture = function() { return this.texture; };     /** * @return {!goog.vec.Mat4.Number} Matrix. */ ol.renderer.webgl.Layer.prototype.getProjectionMatrix = function() { return this.projectionMatrix; };     /** * Handle webglcontextlost. */ ol.renderer.webgl.Layer.prototype.handleWebGLContextLost = function() { this.texture = null; this.framebuffer = null; this.framebufferDimension = undefined; };     /** * @param {olx.FrameState} frameState Frame state. * @param {ol.layer.LayerState} layerState Layer state. * @param {ol.webgl.Context} context Context. * @return {boolean} whether composeFrame should be called. */ ol.renderer.webgl.Layer.prototype.prepareFrame = goog.abstractMethod;  </pre></td></tr> </table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Fri Nov 06 2015 19:36:11 GMT+0100 (CET) </div> </div> <script src="../../../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); 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