private void init(DisposableI parent, BufferLayoutDescI bufferLayoutDesc, BufferUsages bufferUsage, VertexBufferTopologys vertexBufferTopology, float[] vertices, int[] indices)
{
try
{
video = parent.FindParentOrSelfWithException <Video>();
Topology = vertexBufferTopology;
var format = new G.VertexFormat[bufferLayoutDesc.Elements.Count];
for (int i = 0; i != bufferLayoutDesc.Elements.Count; ++i)
{
switch (bufferLayoutDesc.Elements[i].FloatCount)
{
case 1: format[i] = G.VertexFormat.Float; break;
case 2: format[i] = G.VertexFormat.Float2; break;
case 3: format[i] = G.VertexFormat.Float3; break;
case 4: format[i] = G.VertexFormat.Float4; break;
}
}
if (indices != null && indices.Length != 0)
{
vertexBuffer = new G.VertexBuffer(vertexCount, indices.Length, format);
indexCount = indices.Length;
var indicesShort = new ushort[indexCount];
for (int i = 0; i != indexCount; ++i)
{
indicesShort[i] = (ushort)indices[i];
}
vertexBuffer.SetIndices(indicesShort);
}
else
{
vertexBuffer = new G.VertexBuffer(vertexCount, format);
}
vertexBuffer.SetVertices(vertices);
}
catch (Exception e)
{
Dispose();
throw e;
}
}
