Function createLinePlot

stackgl_modules/index.js:15838–15900

(options)

}

function createLinePlot (options) {
  var gl = options.gl || (options.scene && options.scene.gl)

  var shader = createShader(gl)
  shader.attributes.position.location = 0
  shader.attributes.nextPosition.location = 1
  shader.attributes.arcLength.location = 2
  shader.attributes.lineWidth.location = 3
  shader.attributes.color.location = 4

  var pickShader = createPickShader(gl)
  pickShader.attributes.position.location = 0
  pickShader.attributes.nextPosition.location = 1
  pickShader.attributes.arcLength.location = 2
  pickShader.attributes.lineWidth.location = 3
  pickShader.attributes.color.location = 4

  var buffer = createBuffer(gl)
  var vao = createVAO(gl, [
    {
      'buffer': buffer,
      'size': 3,
      'offset': 0,
      'stride': 48
    },
    {
      'buffer': buffer,
      'size': 3,
      'offset': 12,
      'stride': 48
    },
    {
      'buffer': buffer,
      'size': 1,
      'offset': 24,
      'stride': 48
    },
    {
      'buffer': buffer,
      'size': 1,
      'offset': 28,
      'stride': 48
    },
    {
      'buffer': buffer,
      'size': 4,
      'offset': 32,
      'stride': 48
    }
  ])

  // Create texture for dash pattern
  var defaultTexture = ndarray(new Array(256 * 4), [256, 1, 4])
  for (var i = 0; i < 256 * 4; ++i) {
    defaultTexture.data[i] = 255
  }
  var texture = createTexture(gl, defaultTexture)
  texture.wrap = gl.REPEAT