public static DX11RawBuffer CreateStaging(DX11RawBuffer buffer)
{
BufferDescription bd = buffer.Description;
bd.CpuAccessFlags = CpuAccessFlags.Read | CpuAccessFlags.Write;
bd.OptionFlags = ResourceOptionFlags.None;
bd.Usage = ResourceUsage.Staging;
bd.BindFlags = BindFlags.None;
return(new DX11RawBuffer(buffer.device, bd, IntPtr.Zero, false));
}
public static DX11IndexBuffer CreateFromRawBuffer(DxDevice device, DX11RawBuffer rawbuffer)
{
if (!rawbuffer.Description.BindFlags.HasFlag(BindFlags.IndexBuffer))
{
throw new ArgumentException("RawBuffer was not created with IndexBuffer bind flags");
}
int indicescount = rawbuffer.Size / 4;
DX11IndexBuffer result = new DX11IndexBuffer(device, indicescount, rawbuffer.Buffer);
return(result);
}
public void Update(IPluginIO pin, DX11RenderContext context)
{
Device device = context.Device;
DeviceContext ctx = context.CurrentDeviceContext;
if (!this.FOutBuffer[0].Contains(context))
{
DX11RawBuffer rb = new DX11RawBuffer(device, 16);
this.FOutBuffer[0][context] = rb;
}
if (this.FInBuffer.IsConnected)
{
UnorderedAccessView uav = this.FInBuffer[0][context].UAV;
ctx.CopyStructureCount(uav, this.FOutBuffer[0][context].Buffer, 0);
}
}
public void Update(IPluginIO pin, DX11RenderContext context)
{
if (this.updateddevices.Contains(context)) { return; }
if (reset || !this.FOutBuffers[0].Contains(context))
{
this.DisposeBuffers(context);
DX11RawBuffer rb = new DX11RawBuffer(context.Device, this.size, this.flags);
this.FOutBuffers[0][context] = rb;
}
this.updateddevices.Add(context);
}
public void Update(IPluginIO pin, DX11RenderContext context)
{
if (this.FInvalidate || this.FEmpty)
{
for (int i = 0; i < this.scenes.Count; i++)
{
if (scenes[i] != null)
{
AssimpScene scene = scenes[i];
for (int j = 0; j < scene.MeshCount; j++)
{
AssimpMesh assimpmesh = scene.Meshes[j];
List<int> inds = assimpmesh.Indices;
if (inds.Count > 0 && assimpmesh.VerticesCount > 0)
{
var indexstream = new DataStream(inds.Count * 4, true, true);
indexstream.WriteRange(inds.ToArray());
indexstream.Position = 0;
DX11IndexOnlyGeometry geom = new DX11IndexOnlyGeometry(context);
geom.IndexBuffer = new DX11IndexBuffer(context, indexstream, false, true);
geom.InputLayout = assimpmesh.GetInputElements().ToArray();
geom.Topology = PrimitiveTopology.TriangleList;
geom.HasBoundingBox = true;
geom.BoundingBox = assimpmesh.BoundingBox;
DX11DynamicStructuredBuffer<Vector3> p =
new DX11DynamicStructuredBuffer<Vector3>(context, assimpmesh.PositionPointer, assimpmesh.VerticesCount);
DX11DynamicStructuredBuffer<Vector3> n =
new DX11DynamicStructuredBuffer<Vector3>(context, assimpmesh.NormalsPointer, assimpmesh.VerticesCount);
if (assimpmesh.UvChannelCount > 0)
{
DX11DynamicStructuredBuffer<Vector3> u =
new DX11DynamicStructuredBuffer<Vector3>(context, assimpmesh.GetUvPointer(0), assimpmesh.VerticesCount);
this.FOutUvs[i][j][context] = u;
}
DX11RawBuffer rb = new DX11RawBuffer(context, geom.IndexBuffer.Buffer);
this.FOutPosition[i][j][context] = p;
this.FOutNormals[i][j][context] = n;
this.FOutGeom[i][j][context] = geom;
this.FOutIndices[i][j][context] = rb;
}
}
}
}
this.FInvalidate = false;
this.FEmpty = false;
}
}
public static DX11VertexBuffer CreateFromRawBuffer(DxDevice device, int verticesCount, int vertexSize, DX11RawBuffer buffer)
{
if (!buffer.Description.BindFlags.HasFlag(BindFlags.VertexBuffer))
{
throw new ArgumentException("Raw Buffer does not have Vertex Buffer Bind flag");
}
DX11VertexBuffer vbo = new DX11VertexBuffer(device);
vbo.Buffer = buffer.Buffer;
vbo.desc = buffer.Description;
vbo.VertexSize = vertexSize;
vbo.VerticesCount = verticesCount;
return(vbo);
}
public void Update(IPluginIO pin, DX11RenderContext context)
{
if (this.FOutGeom.SliceCount == 0) { return; }
if (this.generateShader == null)
{
this.generateShader = ShaderUtils.GetShader(context, "GenerateDispatch1D");
this.dispatchBuffer = new DispatchIndirectBuffer(context);
this.countBuffer = new DX11RawBuffer(context.Device, 16);
}
if (!this.FOutGeom[0].Contains(context))
{
this.indirectDispatch = new DX11NullIndirectDispatcher();
this.indirectDispatch.IndirectArgs = this.dispatchBuffer;
DX11NullGeometry nullgeom = new DX11NullGeometry(context);
nullgeom.AssignDrawer(this.indirectDispatch);
this.FOutGeom[0][context] = nullgeom;
this.FOutCounter[0][context] = this.dispatchBuffer.RWBuffer;
}
var countuav = this.FInArgBuffer[0][context];
context.CurrentDeviceContext.CopyStructureCount(countuav.UAV, this.countBuffer.Buffer, 0);
this.generateShader.SetBySemantic("WARPSIZE", this.FInWarpX[0]);
this.generateShader.SetBySemantic("COUNTERBUFFER", this.countBuffer.SRV);
this.generateShader.SetBySemantic("RWDISPATCHBUFFER", this.dispatchBuffer.UAV);
this.generateShader.ApplyPass(0);
context.CurrentDeviceContext.Dispatch(1, 1, 1);
this.generateShader.CleanUp();
this.dispatchBuffer.UpdateBuffer();
}
private void CheckBufferSupport()
{
try
{
DX11RawBuffer raw = new DX11RawBuffer(this.Device, 16);
raw.Dispose();
this.computesupport = true;
}
catch
{
this.computesupport = false;
}
}
