public override void Update(int[] indices, int updateCount)
{
if (_32BitIndices)
{
indexBuffer.SetData <int>(indices, 0, updateCount);
}
else
{
var indicesTEMP = new short[updateCount];
for (int i = 0; i != updateCount; ++i)
{
indicesTEMP[i] = (short)indices[i];
}
indexBuffer.SetData <short>(indicesTEMP, 0, updateCount);
}
}
/// <summary>
/// Creates a new instance of <see cref="XNAIndexBufferImplementation"/>.
/// </summary>
/// <param name="renderer">The XNA renderer.</param>
/// <param name="indices">The index data</param>
/// <param name="usage">The buffer usage specifying what type of memory the buffer should be created in.</param>
internal XNAIndexBufferImplementation(XNARenderer renderer, DataBuffer <int> indices, ResourceUsage usage)
: base(indices, usage)
{
_renderer = renderer;
_graphicsDevice = renderer.GraphicsDevice;
if (usage == ResourceUsage.Static)
{
_indexBuffer = new XFG.IndexBuffer(_graphicsDevice, XNAIndexFormat, indices.Length, XFG.BufferUsage.None);
}
else
{
_indexBuffer = new XFG.DynamicIndexBuffer(_graphicsDevice, XNAIndexFormat, indices.Length, XFG.BufferUsage.None);
}
_indexBuffer.SetData <int>(indices.Buffer);
}
