private BufferViewId AddBinaryDataToStreamHelper(GLBObject glbObject, Stream blobToAdd)
{
int previousCount = 0;
if (glbObject.Root.BufferViews != null)
{
previousCount = glbObject.Root.BufferViews.Count;
}
uint previousGLBLength = glbObject.Header.FileLength;
uint previousChunkLength = glbObject.BinaryChunkInfo.Length;
uint bufferSize = GLBBuilder.CalculateAlignment((uint)blobToAdd.Length, 4);
BufferViewId bufferViewId = GLBBuilder.AddBinaryData(glbObject, blobToAdd);
uint headerModifier = previousChunkLength == 0 ? GLTFParser.CHUNK_HEADER_SIZE : 0;
Assert.AreEqual(previousCount + 1, glbObject.Root.BufferViews.Count);
Assert.AreEqual(previousCount, bufferViewId.Id);
Assert.AreEqual(previousGLBLength + bufferSize + headerModifier, glbObject.Header.FileLength);
Assert.AreEqual(previousChunkLength + bufferSize, glbObject.BinaryChunkInfo.Length);
Assert.AreEqual(previousChunkLength + bufferSize, glbObject.Root.Buffers[0].ByteLength);
Assert.AreEqual(glbObject.Header.FileLength, glbObject.Stream.Length);
return(bufferViewId);
}
