public static DX11IndexedGeometry CreateFrom <T>(DxDevice device, T[] vertices, int[] indices, InputElement[] layout) where T : struct
{
DX11IndexedGeometry geom = new DX11IndexedGeometry(device);
geom.VertexBuffer = DX11VertexBuffer.CreateImmutable <T>(device, vertices);
geom.IndexBuffer = DX11IndexBuffer.CreateImmutable(device, indices);
geom.InputLayout = layout;
geom.Topology = PrimitiveTopology.TriangleList;
geom.HasBoundingBox = false;
return(geom);
}
public DX11IndexedGeometry(DX11IndexedGeometry owner)
{
this.ownsvbo = false;
this.ownsido = false;
this.device = owner.device;
this.drawer = owner.drawer;
this.IndexBuffer = owner.IndexBuffer;
this.InputLayout = owner.InputLayout;
this.Topology = owner.Topology;
this.VertexBuffer = owner.VertexBuffer;
}
public DX11IndexedGeometry(DX11IndexedGeometry owner)
{
this.ownsvbo = false;
this.ownsido = false;
this.context = owner.context;
this.drawer = owner.drawer;
this.IndexBuffer = owner.IndexBuffer;
this.InputLayout = owner.InputLayout;
this.Topology = owner.Topology;
this.VertexBuffer = owner.VertexBuffer;
this.VertexSize = owner.VertexSize;
this.VerticesCount = owner.VerticesCount;
}
public static DX11IndexedGeometry CreateFrom <T>(DX11RenderContext context, T[] vertices, int[] indices, InputElement[] layout) where T : struct
{
int vertexsize = Marshal.SizeOf(typeof(T));
DX11IndexedGeometry geom = new DX11IndexedGeometry(context);
DataStream ds = new DataStream(vertices.Length * vertexsize, true, true);
ds.Position = 0;
ds.WriteRange(vertices);
ds.Position = 0;
var vbuffer = new SlimDX.Direct3D11.Buffer(context.Device, ds, new BufferDescription()
{
BindFlags = BindFlags.VertexBuffer,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None,
SizeInBytes = (int)ds.Length,
Usage = ResourceUsage.Default
});
ds.Dispose();
var indexstream = new DataStream(indices.Length * 4, true, true);
indexstream.WriteRange(indices);
indexstream.Position = 0;
geom.VertexBuffer = vbuffer;
geom.IndexBuffer = new DX11IndexBuffer(context, indexstream, false, true);
geom.InputLayout = layout;
geom.Topology = PrimitiveTopology.TriangleList;
geom.VerticesCount = vertices.Length;
geom.VertexSize = vertexsize;
geom.HasBoundingBox = false;
// geom.BoundingBox = new BoundingBox(new Vector3(-radius), new Vector3(radius));
return(geom);
}