protected override void CreateCylinderInternal(Device device, float bottomRadius, float topRadius, float height, int sliceCount, int stackCount)
{
var cylinder = GeometryGenerator.CreateCylinder(bottomRadius, topRadius, height, sliceCount, stackCount);
InitFromMeshData(device, cylinder);
_meshCount = 1;
}
private void BuildShapeGeometryBuffers()
{
var box = GeometryGenerator.CreateBox(1, 1, 1);
var grid = GeometryGenerator.CreateGrid(20, 30, 60, 40);
var sphere = GeometryGenerator.CreateSphere(0.5f, 20, 20);
var cylinder = GeometryGenerator.CreateCylinder(0.5f, 0.3f, 3.0f, 20, 20);
_boxVertexOffset = 0;
_gridVertexOffset = box.Vertices.Count;
_sphereVertexOffset = _gridVertexOffset + grid.Vertices.Count;
_cylinderVertexOffset = _sphereVertexOffset + sphere.Vertices.Count;
_boxIndexCount = box.Indices.Count;
_gridIndexCount = grid.Indices.Count;
_sphereIndexCount = sphere.Indices.Count;
_cylinderIndexCount = cylinder.Indices.Count;
_boxIndexOffset = 0;
_gridIndexOffset = _boxIndexCount;
_sphereIndexOffset = _gridIndexOffset + _gridIndexCount;
_cylinderIndexOffset = _sphereIndexOffset + _sphereIndexCount;
var totalVertexCount = box.Vertices.Count + grid.Vertices.Count + sphere.Vertices.Count + cylinder.Vertices.Count;
var totalIndexCount = _boxIndexCount + _gridIndexCount + _sphereIndexCount + _cylinderIndexCount;
var vertices = box.Vertices.Select(v => new Basic32(v.Position, v.Normal, v.TexC)).ToList();
vertices.AddRange(grid.Vertices.Select(v => new Basic32(v.Position, v.Normal, v.TexC)));
vertices.AddRange(sphere.Vertices.Select(v => new Basic32(v.Position, v.Normal, v.TexC)));
vertices.AddRange(cylinder.Vertices.Select(v => new Basic32(v.Position, v.Normal, v.TexC)));
var vbd = new BufferDescription(Basic32.Stride * totalVertexCount, ResourceUsage.Immutable, BindFlags.VertexBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0);
_shapesVB = new Buffer(Device, new DataStream(vertices.ToArray(), false, false), vbd);
var indices = new List <int>();
indices.AddRange(box.Indices);
indices.AddRange(grid.Indices);
indices.AddRange(sphere.Indices);
indices.AddRange(cylinder.Indices);
var ibd = new BufferDescription(sizeof(int) * totalIndexCount, ResourceUsage.Immutable, BindFlags.IndexBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0);
_shapesIB = new Buffer(Device, new DataStream(indices.ToArray(), false, false), ibd);
}
private void BuildGeometryBuffers()
{
var box = GeometryGenerator.CreateBox(1.0f, 1.0f, 1.0f);
var grid = GeometryGenerator.CreateGrid(20.0f, 30.0f, 60, 40);
var sphere = GeometryGenerator.CreateSphere(0.5f, 20, 20);
var cylinder = GeometryGenerator.CreateCylinder(0.5f, 0.3f, 3.0f, 20, 20);
_boxVertexOffset = 0;
_gridVertexOffset = box.Vertices.Count;
_sphereVertexOffset = _gridVertexOffset + grid.Vertices.Count;
_cylinderVertexOffset = _sphereVertexOffset + sphere.Vertices.Count;
_boxIndexCount = box.Indices.Count;
_gridIndexCount = grid.Indices.Count;
_sphereIndexCount = sphere.Indices.Count;
_cylinderIndexCount = cylinder.Indices.Count;
_boxIndexOffset = 0;
_gridIndexOffset = _boxIndexCount;
_sphereIndexOffset = _gridIndexOffset + _gridIndexCount;
_cylinderIndexOffset = _sphereIndexOffset + _sphereIndexCount;
var totalVertexCount = box.Vertices.Count + grid.Vertices.Count + sphere.Vertices.Count + cylinder.Vertices.Count;
var totalIndexCount = _boxIndexCount + _gridIndexCount + _sphereIndexCount + _cylinderIndexCount;
var vs = new List <VertexPC>();
foreach (var vertex in box.Vertices)
{
vs.Add(new VertexPC(vertex.Position, Color.Red));
}
foreach (var v in grid.Vertices)
{
vs.Add(new VertexPC(v.Position, Color.Green));
}
foreach (var v in sphere.Vertices)
{
vs.Add(new VertexPC(v.Position, Color.Blue));
}
foreach (var v in cylinder.Vertices)
{
vs.Add(new VertexPC(v.Position, Color.Yellow));
}
var vbd = new BufferDescription(VertexPC.Stride * totalVertexCount,
ResourceUsage.Immutable, BindFlags.VertexBuffer,
CpuAccessFlags.None, ResourceOptionFlags.None, 0);
_vb = new Buffer(Device, new DataStream(vs.ToArray(), false, false), vbd);
var indices = new List <int>();
indices.AddRange(box.Indices);
indices.AddRange(grid.Indices);
indices.AddRange(sphere.Indices);
indices.AddRange(cylinder.Indices);
var ibd = new BufferDescription(sizeof(int) * totalIndexCount, ResourceUsage.Immutable,
BindFlags.IndexBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0);
_ib = new Buffer(Device, new DataStream(indices.ToArray(), false, false), ibd);
}