public DXArbaroTreeMesh(CS_Tree tree, CS_Params csParams)
: base()
{
_csParams = csParams;
DXTreeMesh_TreeTraversal traversal = new DXTreeMesh_TreeTraversal(meshes, csParams);
tree.traverseTree(traversal);
InitShaders();
BBox = new BoundingBox();
BBox.Minimum = new Vector3(float.MaxValue, float.MaxValue, float.MaxValue);
BBox.Maximum = new Vector3(float.MinValue, float.MinValue, float.MinValue);
for (int i = 0; i < 5; i++)
{
// Build vertex buffer
if (meshes[i].Faces.Count != 0)
{
var streamV = new DataStream(meshes[i].Vertices.Count * Marshal.SizeOf(typeof(DXMEV)), true, true);
DataStream streamI = new DataStream(meshes[i].Faces.Count * 3 * sizeof(UInt32), true, true);
// Let's make it simple for now
// We now we are dealing with a quad mesh
// and we hope everything wii be OK
foreach (DXBaseArbaroTreeMesh.DXVertex dxv in meshes[i].Vertices)
{
Vector3 pos = dxv.Traits.Position;
DXMEV dxmev = new DXMEV(); dxmev.P = new Vector4(pos.X, pos.Y, pos.Z, 1);
streamV.Write(dxmev);
BBox.Minimum = Vector3.Min(BBox.Minimum, pos);
BBox.Maximum = Vector3.Max(BBox.Maximum, pos);
}
streamV.Position = 0;
_vertexBuffer2[i] = new Buffer(DXDevice, streamV, new BufferDescription()
{
BindFlags = BindFlags.VertexBuffer,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None,
SizeInBytes = meshes[i].Vertices.Count * Marshal.SizeOf(typeof(DXMEV)),
Usage = ResourceUsage.Default
});
streamV.Dispose();
foreach (DXBaseArbaroTreeMesh.DXFace dxf in meshes[i].Faces)
{
List<int> indices = new List<int>();
foreach (DXBaseArbaroTreeMesh.DXVertex dxv in dxf.Vertices) indices.Add(dxv.Index);
streamI.Write(indices[0]); streamI.Write(indices[1]); streamI.Write(indices[2]);
}
streamI.Position = 0;
_indexBuffer2[i] = new Buffer(DXDevice, streamI, new BufferDescription()
{
BindFlags = BindFlags.IndexBuffer,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None,
SizeInBytes = meshes[i].Faces.Count * 3 * sizeof(UInt32),
Usage = ResourceUsage.Default
});
streamI.Dispose();
IndexCount2[i] = meshes[i].Faces.Count * 3;
}
}
}
public DXArbaroTreeMesh(CS_Tree tree, CS_Params csParams)
: base()
{
_csParams = csParams;
DXTreeMesh_TreeTraversal traversal = new DXTreeMesh_TreeTraversal(meshes, csParams);
tree.traverseTree(traversal);
InitShaders();
BBox = new BoundingBox();
BBox.Minimum = new Vector3(float.MaxValue, float.MaxValue, float.MaxValue);
BBox.Maximum = new Vector3(float.MinValue, float.MinValue, float.MinValue);
for (int i = 0; i < 5; i++)
{
// Build vertex buffer
if (meshes[i].Faces.Count != 0)
{
var streamV = new DataStream(meshes[i].Vertices.Count * Marshal.SizeOf(typeof(DXMEV)), true, true);
DataStream streamI = new DataStream(meshes[i].Faces.Count * 3 * sizeof(UInt32), true, true);
// Let's make it simple for now
// We now we are dealing with a quad mesh
// and we hope everything wii be OK
foreach (DXBaseArbaroTreeMesh.DXVertex dxv in meshes[i].Vertices)
{
Vector3 pos = dxv.Traits.Position;
DXMEV dxmev = new DXMEV(); dxmev.P = new Vector4(pos.X, pos.Y, pos.Z, 1);
streamV.Write(dxmev);
BBox.Minimum = Vector3.Min(BBox.Minimum, pos);
BBox.Maximum = Vector3.Max(BBox.Maximum, pos);
}
streamV.Position = 0;
_vertexBuffer2[i] = new Buffer(DXDevice, streamV, new BufferDescription()
{
BindFlags = BindFlags.VertexBuffer,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None,
SizeInBytes = meshes[i].Vertices.Count * Marshal.SizeOf(typeof(DXMEV)),
Usage = ResourceUsage.Default
});
streamV.Dispose();
foreach (DXBaseArbaroTreeMesh.DXFace dxf in meshes[i].Faces)
{
List <int> indices = new List <int>();
foreach (DXBaseArbaroTreeMesh.DXVertex dxv in dxf.Vertices)
{
indices.Add(dxv.Index);
}
streamI.Write(indices[0]); streamI.Write(indices[1]); streamI.Write(indices[2]);
}
streamI.Position = 0;
_indexBuffer2[i] = new Buffer(DXDevice, streamI, new BufferDescription()
{
BindFlags = BindFlags.IndexBuffer,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None,
SizeInBytes = meshes[i].Faces.Count * 3 * sizeof(UInt32),
Usage = ResourceUsage.Default
});
streamI.Dispose();
IndexCount2[i] = meshes[i].Faces.Count * 3;
}
}
}
