Method copyFrom

jvm/core/src/main/java/org/apache/tvm/Tensor.java:43–53

Copy from a native array. The Tensor type must by float64 @param sourceArray the source data

(double[] sourceArray)

   * @param sourceArray the source data
   */
  public void copyFrom(double[] sourceArray) {
    checkCopySize(sourceArray.length);
    if (dtype.typeCode != TVMType.FLOAT || dtype.bits != 64) {
      throw new IllegalArgumentException("Cannot set double[] for " + dtype.toString() + " array");
    }
    byte[] nativeArr = new byte[sourceArray.length * dtype.numOfBytes];
    for (int i = 0; i < sourceArray.length; ++i) {
      wrapBytes(nativeArr, i * dtype.numOfBytes, dtype.numOfBytes).putDouble(sourceArray[i]);
    }
    Base.checkCall(Base._LIB.tvmFFIDLTensorCopyFromJArray(nativeArr, this.dltensorHandle));
  }

  /**
   * Copy from a native array.