public VertexStream(Span <Vertex> vertices, int[] indices)
{
m_stream_mode = VertexStreamMode.Static;
m_vertex_count = vertices.Length;
m_vertices = new Vertex[vertices.Length];
Unsafe.CopyBlockUnaligned(Unsafe.AsPointer(ref m_vertices[0]), Unsafe.AsPointer(ref vertices[0]), (uint)(vertices.Length * Unsafe.SizeOf <Vertex>()));
m_indices = new ushort[indices.Length];
Unsafe.CopyBlockUnaligned(Unsafe.AsPointer(ref m_indices[0]), Unsafe.AsPointer(ref indices[0]), (uint)(indices.Length * sizeof(ushort)));
m_index_count = indices.Length;
m_static_index_buffer = IndexBuffer.Create(m_indices);
m_static_vertex_buffer = VertexBuffer.Create(m_vertices, m_vertex_layout);
}
public VertexStream(VertexStreamMode stream_mode = VertexStreamMode.Stream)
{
if (stream_mode == VertexStreamMode.Static)
{
throw new Exception("Invalid VertexStream mode for this constructor: A static VertexStream must be constructed with a pre made vertex array");
}
m_stream_mode = stream_mode;
m_vertices = new Vertex[INITIAL_MAX_BUFFER];
m_indices = new ushort[INITIAL_MAX_BUFFER];
if (stream_mode == VertexStreamMode.Dynamic)
{
m_dynamic_vertex_buffer = DynamicVertexBuffer.Create(m_vertices, m_vertex_layout);
m_dynamic_index_buffer = DynamicIndexBuffer.Create(m_indices);
}
m_vertex_count = 0;
m_index_count = 0;
}
