generateHeightmap method

DataTexture generateHeightmap(
  1. int dtSize
)

Implementation

DataTexture generateHeightmap(int dtSize) {
  final dataArr = Float32Array(dtSize * dtSize * 3);
  final length = dtSize * dtSize;

  for (int i = 0; i < length; i++) {
    final val = randFloat(0, 1);
    dataArr[i * 3 + 0] = val;
    dataArr[i * 3 + 1] = val;
    dataArr[i * 3 + 2] = val;
  }

  return DataTexture(dataArr, dtSize, dtSize, RGBFormat, FloatType);
}