( object, scene, camera, cameraCSSMatrix )
| 174 | } |
| 175 | |
| 176 | function renderObject( object, scene, camera, cameraCSSMatrix ) { |
| 177 | |
| 178 | if ( object instanceof THREE.CSS3DObject ) { |
| 179 | |
| 180 | object.onBeforeRender( _this, scene, camera ); |
| 181 | |
| 182 | var style; |
| 183 | |
| 184 | if ( object instanceof THREE.CSS3DSprite ) { |
| 185 | |
| 186 | // http://swiftcoder.wordpress.com/2008/11/25/constructing-a-billboard-matrix/ |
| 187 | |
| 188 | matrix.copy( camera.matrixWorldInverse ); |
| 189 | matrix.transpose(); |
| 190 | matrix.copyPosition( object.matrixWorld ); |
| 191 | matrix.scale( object.scale ); |
| 192 | |
| 193 | matrix.elements[ 3 ] = 0; |
| 194 | matrix.elements[ 7 ] = 0; |
| 195 | matrix.elements[ 11 ] = 0; |
| 196 | matrix.elements[ 15 ] = 1; |
| 197 | |
| 198 | style = getObjectCSSMatrix( matrix, cameraCSSMatrix ); |
| 199 | |
| 200 | } else { |
| 201 | |
| 202 | style = getObjectCSSMatrix( object.matrixWorld, cameraCSSMatrix ); |
| 203 | |
| 204 | } |
| 205 | |
| 206 | var element = object.element; |
| 207 | var cachedObject = cache.objects.get( object ); |
| 208 | |
| 209 | if ( cachedObject === undefined || cachedObject.style !== style ) { |
| 210 | |
| 211 | element.style.WebkitTransform = style; |
| 212 | element.style.transform = style; |
| 213 | |
| 214 | var objectData = { style: style }; |
| 215 | |
| 216 | if ( isIE ) { |
| 217 | |
| 218 | objectData.distanceToCameraSquared = getDistanceToSquared( camera, object ); |
| 219 | |
| 220 | } |
| 221 | |
| 222 | cache.objects.set( object, objectData ); |
| 223 | |
| 224 | } |
| 225 | |
| 226 | element.style.display = object.visible ? '' : 'none'; |
| 227 | |
| 228 | if ( element.parentNode !== cameraElement ) { |
| 229 | |
| 230 | cameraElement.appendChild( element ); |
| 231 | |
| 232 | } |
| 233 |
no test coverage detected