renderFace3 method

void renderFace3(RenderableVertex v1, RenderableVertex v2, RenderableVertex v3, RenderableFace element, Material material,)

Implementation

void renderFace3(RenderableVertex v1,RenderableVertex v2,RenderableVertex v3, RenderableFace element, Material material) {
  info.vertices += 3;
  info.faces ++;
  String path = 'M${convert(v1.positionScreen.x)},${convert( v1.positionScreen.y )}L${convert( v2.positionScreen.x )},${convert( v2.positionScreen.y )}L${convert( v3.positionScreen.x )},${convert( v3.positionScreen.y )}z';
  String style = '';

  if ( material is MeshBasicMaterial) {
    _color.setFrom(material.color);
    if ( material.vertexColors ) {
      _color.multiply(element.color);
    }
  }
  else if ( material is MeshLambertMaterial || material is MeshPhongMaterial || material is MeshStandardMaterial ) {
    _diffuseColor.setFrom( material.color );

    if ( material.vertexColors ) {
      _diffuseColor.multiply( element.color );
    }

    _color.setFrom( _ambientLight );
    _centroid.setFrom( v1.positionWorld ).add( v2.positionWorld ).add( v3.positionWorld ).divideScalar( 3 );
    calculateLight(lights!, _centroid, element.normalModel, _color);
    _color.multiply( _diffuseColor ).add(material.emissive!);

  }
  else if ( material is MeshNormalMaterial ) {
    _normal.setFrom( element.normalModel ).applyMatrix3( _normalViewMatrix ).normalize();
    _color..setValues( _normal.x, _normal.y, _normal.z )..scale( 0.5 )..addScalar( 0.5 );
  }

  String colorStyle = _color.getStyle();

  if ( material.wireframe ) {
    style = 'fill:none;stroke:$colorStyle;stroke-opacity:${material.opacity};stroke-width:${material.wireframeLinewidth};stroke-linecap:${material.wireframeLinecap};stroke-linejoin:${material.wireframeLinejoin}';
  }
  else {
    style = 'fill:$colorStyle;fill-opacity:${material.opacity}';
  }
  addPath(style, path);
}