public DX11IndexedGeometry LoadFromMesh(Assimp.Mesh mesh, AssimpLoadInformation loadInfo, bool allowRawView = false)
{
uint[] inds = mesh.GetIndices();
if (inds.Length > 0 && mesh.VertexCount > 0)
{
int vertexsize;
var layout = mesh.InputLayout(loadInfo, out vertexsize);
BoundingBox bb;
DataStream ds = mesh.LoadVertices(loadInfo, vertexsize, out bb);
DX11IndexedGeometry geom = new DX11IndexedGeometry(device)
{
HasBoundingBox = true,
BoundingBox = bb,
IndexBuffer = DX11IndexBuffer.CreateImmutable(device, inds, allowRawView),
InputLayout = layout,
PrimitiveType = "AssimpModel",
Tag = null,
Topology = SharpDX.Direct3D.PrimitiveTopology.TriangleList,
VertexBuffer = DX11VertexBuffer.CreateImmutable(device, mesh.VertexCount, vertexsize, ds, allowRawView)
};
ds.Dispose();
return(geom);
}
return(null);
}
public void CreateImmutableShort()
{
short[] ud = new short[] { 0, 1, 2, 3, 4, 5, 6 };
DX11IndexBuffer ibo = DX11IndexBuffer.CreateImmutable(Device, ud);
Assert.IsNotNull(ibo.Buffer, "Buffer Is Null");
ibo.Dispose();
}
private DX11IndexedGeometry FromAppender(AbstractPrimitiveDescriptor descriptor, ListGeometryAppender appender, PrimitiveInfo info)
{
DX11IndexedGeometry geom = new DX11IndexedGeometry(device);
geom.Tag = descriptor;
geom.PrimitiveType = descriptor.PrimitiveType;
geom.VertexBuffer = DX11VertexBuffer.CreateImmutable(device, appender.Vertices.ToArray());
geom.IndexBuffer = DX11IndexBuffer.CreateImmutable(device, appender.Indices.ToArray());
geom.InputLayout = Pos4Norm3Tex2Vertex.Layout;
geom.Topology = PrimitiveTopology.TriangleList;
geom.HasBoundingBox = info.IsBoundingBoxKnown;
geom.BoundingBox = info.BoundingBox;
return(geom);
}
public DX11IndexedGeometry RoundRect(RoundRect settings)
{
Vector2 inner = settings.InnerRadius;
float outer = settings.OuterRadius;
int ires = settings.CornerResolution;
DX11IndexedGeometry geom = new DX11IndexedGeometry(device);
geom.PrimitiveType = settings.PrimitiveType;
geom.Tag = settings;
List <Pos4Norm3Tex2Vertex> vl = new List <Pos4Norm3Tex2Vertex>();
List <int> il = new List <int>();
int idx = 0;
float ucy = Convert.ToSingle(inner.Y + outer);
float ucx = Convert.ToSingle(inner.X + outer);
float mx = ucx * 2.0f;
float my = ucy * 2.0f;
//Need 1 quad for center
if (settings.EnableCenter)
{
idx = SetQuad(vl, il, 0.0f, 0.0f, inner.X, inner.Y, idx, mx, my);
}
//Need 2 quads up/down
idx = SetQuad(vl, il, 0.0f, ucy, inner.X, (float)outer, idx, mx, my);
idx = SetQuad(vl, il, 0.0f, -ucy, inner.X, (float)outer, idx, mx, my);
//Need 2 quads left/right
idx = SetQuad(vl, il, -ucx, 0.0f, (float)outer, inner.Y, idx, mx, my);
idx = SetQuad(vl, il, ucx, 0.0f, (float)outer, inner.Y, idx, mx, my);
float radius = (float)outer * 2.0f;
//Add the 4 corners
idx = SetSegment(vl, il, inner.X, inner.Y, 0.0f, radius, ires, idx, mx, my);
idx = SetSegment(vl, il, -inner.X, inner.Y, 0.25f, radius, ires, idx, mx, my);
idx = SetSegment(vl, il, -inner.X, -inner.Y, 0.5f, radius, ires, idx, mx, my);
idx = SetSegment(vl, il, inner.X, -inner.Y, 0.75f, radius, ires, idx, mx, my);
geom.VertexBuffer = DX11VertexBuffer.CreateImmutable <Pos4Norm3Tex2Vertex>(device, vl.ToArray());
geom.IndexBuffer = DX11IndexBuffer.CreateImmutable(device, il.ToArray());
geom.InputLayout = Pos4Norm3Tex2Vertex.Layout;
geom.Topology = PrimitiveTopology.TriangleList;
geom.HasBoundingBox = false;
return(geom);
}
private DX11IndexedGeometry QuadTextured()
{
DX11IndexedGeometry geom = new DX11IndexedGeometry(this.device);
float sx = 1.0f;
float sy = 1.0f;
Pos4Tex2Vertex[] vertices = new Pos4Tex2Vertex[]
{
new Pos4Tex2Vertex()
{
Position = new Vector4(-sx, sy, 0.0f, 1.0f),
TexCoords = new Vector2(0, 0)
},
new Pos4Tex2Vertex()
{
Position = new Vector4(sx, sy, 0.0f, 1.0f),
TexCoords = new Vector2(1, 0)
},
new Pos4Tex2Vertex()
{
Position = new Vector4(-sx, -sy, 0.0f, 1.0f),
TexCoords = new Vector2(0, 1)
},
new Pos4Tex2Vertex()
{
Position = new Vector4(sx, -sy, 0.0f, 1.0f),
TexCoords = new Vector2(1, 1)
},
};
int[] indices = new int[] { 0, 1, 3, 3, 2, 0 };
geom.VertexBuffer = DX11VertexBuffer.CreateImmutable(device, vertices);;
geom.IndexBuffer = DX11IndexBuffer.CreateImmutable(device, indices);
geom.InputLayout = Pos4Tex2Vertex.Layout;
geom.VertexBuffer.InputLayout = geom.InputLayout;
geom.Topology = PrimitiveTopology.TriangleList;
geom.HasBoundingBox = true;
geom.BoundingBox = new BoundingBox(new Vector3(-sx, -sy, 0.0f), new Vector3(sx, sy, 0.0f));
return(geom);
}
public DX11IndexedGeometry Box(Box settings)
{
DX11IndexedGeometry geom = new DX11IndexedGeometry(device);
geom.Tag = settings;
geom.PrimitiveType = settings.PrimitiveType;
DataStream vertexstream = new DataStream(24 * Pos4Norm3Tex2Vertex.VertexSize, true, true);
vertexstream.Position = 0;
var indexstream = new DataStream(36 * 4, true, true);
float sx = 0.5f * settings.Size.X;
float sy = 0.5f * settings.Size.Y;
float sz = 0.5f * settings.Size.Z;
Vector3 s3 = new Vector3(sx, sy, sz);
Vector4 size = new Vector4(sx, sy, sz, 1.0f);
this.WriteFrontFace(vertexstream, indexstream, size);
this.WriteBackFace(vertexstream, indexstream, size);
this.WriteRightFace(vertexstream, indexstream, size);
this.WriteLeftFace(vertexstream, indexstream, size);
this.WriteTopFace(vertexstream, indexstream, size);
this.WriteBottomFace(vertexstream, indexstream, size);
geom.VertexBuffer = DX11VertexBuffer.CreateImmutable(device, 24, Pos4Norm3Tex2Vertex.VertexSize, vertexstream);
geom.IndexBuffer = DX11IndexBuffer.CreateImmutable(device, 36, indexstream, true);
geom.InputLayout = Pos4Norm3Tex2Vertex.Layout;
geom.VertexBuffer.InputLayout = geom.InputLayout;
geom.Topology = PrimitiveTopology.TriangleList;
geom.HasBoundingBox = true;
geom.BoundingBox = new BoundingBox(-s3, s3);
vertexstream.Dispose();
indexstream.Dispose();
return(geom);
}
public void StructuredCopyTest()
{
uint[] ud = new uint[] { 0, 1, 2, 3, 4, 5, 6 };
DX11IndexBuffer ibo = DX11IndexBuffer.CreateImmutable(Device, ud);
DX11StructuredBuffer sb = ibo.CopyToStructuredBuffer(this.RenderContext);
DX11StructuredBuffer staging = sb.AsStaging();
this.RenderContext.Context.CopyResource(sb.Buffer, staging.Buffer);
uint[] data = staging.ReadData <uint>(this.RenderContext);
ibo.Dispose();
sb.Dispose();
staging.Dispose();
Assert.AreEqual(ud.Length, data.Length, "Resources are or different Size");
for (int i = 0; i < ud.Length; i++)
{
Assert.AreEqual(ud[i], data[i], "Data Mismatch");
}
}
public DX11IndexedGeometry Segment(Segment settings)
{
SegmentBuilder builder = new SegmentBuilder();
ListGeometryAppender appender = new ListGeometryAppender();
PrimitiveInfo info = builder.GetPrimitiveInfo(settings);
Vector3 max = new Vector3(float.MinValue, float.MinValue, float.MinValue);
Vector3 min = new Vector3(float.MaxValue, float.MaxValue, float.MaxValue);
builder.Construct(settings, (v, n, u) =>
{ appender.AppendVertex(v, n, u); min = Vector3.Min(min, v); max = Vector3.Max(max, v); }, appender.AppendIndex);
DX11IndexedGeometry geom = new DX11IndexedGeometry(device);
geom.Tag = settings;
geom.PrimitiveType = settings.PrimitiveType;
geom.VertexBuffer = DX11VertexBuffer.CreateImmutable(device, appender.Vertices.ToArray());
geom.IndexBuffer = DX11IndexBuffer.CreateImmutable(device, appender.Indices.ToArray());
geom.InputLayout = Pos4Norm3Tex2Vertex.Layout;
geom.Topology = PrimitiveTopology.TriangleList;
geom.HasBoundingBox = true;
geom.BoundingBox = new BoundingBox(min, max);
return(geom);
}
public DX11IndexedGeometry SegmentZ(SegmentZ settings)
{
int res = settings.Resolution;
float cycles = settings.Cycles;
float phase = settings.Phase;
float inner = settings.InnerRadius;
float z = settings.Z;
DX11IndexedGeometry geom = new DX11IndexedGeometry(device);
geom.Tag = settings;
geom.PrimitiveType = settings.PrimitiveType;
int vcount = res * 2;
int icount = (res - 1) * 6;
float inc = Convert.ToSingle((Math.PI * 2.0 * cycles) / (res - 1.0));
float phi = Convert.ToSingle(phase * (Math.PI * 2.0));
List <Pos4Norm3Tex2Vertex> vlist = new List <Pos4Norm3Tex2Vertex>();
List <int> ilist = new List <int>();
Pos4Norm3Tex2Vertex innerv = new Pos4Norm3Tex2Vertex();
innerv.Normals = new Vector3(0.0f, 0.0f, 1.0f);
Pos4Norm3Tex2Vertex outerv = new Pos4Norm3Tex2Vertex();
outerv.Normals = new Vector3(0.0f, 0.0f, 1.0f);
Pos4Norm3Tex2Vertex[] vertices = new Pos4Norm3Tex2Vertex[res * 2];
#region Append front face
for (int i = 0; i < res; i++)
{
float x = Convert.ToSingle(0.5 * inner * Math.Cos(phi));
float y = Convert.ToSingle(0.5 * inner * Math.Sin(phi));
innerv.Position = new Vector4(x, y, z, 1.0f);
x = Convert.ToSingle(0.5 * Math.Cos(phi));
y = Convert.ToSingle(0.5 * Math.Sin(phi));
outerv.Position = new Vector4(x, y, z, 1.0f);
vertices[i] = innerv;
vertices[i + res] = outerv;
phi += inc;
}
int indstep = 0;
int[] indices = new int[icount];
for (int i = 0; i < res - 1; i++)
{
//Triangle from low to high
indices[indstep] = i;
indices[indstep + 1] = res + i;
indices[indstep + 2] = i + 1;
//Triangle from high to low
indices[indstep + 3] = i + 1;
indices[indstep + 4] = res + i;
indices[indstep + 5] = res + i + 1;
indstep += 6;
}
vlist.AddRange(vertices);
ilist.AddRange(indices);
#endregion
#region Append Back Face
//Second layer just has Z inverted
for (int i = 0; i < res * 2; i++)
{
vertices[i].Position.Z = -vertices[i].Position.Z;
vertices[i].Normals.Z = -vertices[i].Normals.Z;
phi += inc;
}
//Here we also flip triangles for cull
indstep = 0;
int offset = res * 2;
for (int i = offset; i < offset + res - 1; i++)
{
//Triangle from low to high
indices[indstep] = i;
indices[indstep + 2] = res + i;
indices[indstep + 1] = i + 1;
//Triangle from high to low
indices[indstep + 3] = i + 1;
indices[indstep + 5] = res + i;
indices[indstep + 4] = res + i + 1;
indstep += 6;
}
vlist.AddRange(vertices);
ilist.AddRange(indices);
#endregion
//We need to append new set of indices, as we want nice normals
#region Append Outer
phi = Convert.ToSingle(phase * (Math.PI * 2.0));
for (int i = 0; i < res; i++)
{
float x = Convert.ToSingle(0.5 * Math.Cos(phi));
float y = Convert.ToSingle(0.5 * Math.Sin(phi));
innerv.Position = new Vector4(x, y, z, 1.0f);
outerv.Position = new Vector4(x, y, -z, 1.0f);
innerv.Normals = Vector3.Normalize(new Vector3(innerv.Position.X, innerv.Position.Y, 0.0f));
outerv.Normals = Vector3.Normalize(new Vector3(innerv.Position.X, innerv.Position.Y, 0.0f));
vertices[i] = innerv;
vertices[i + res] = outerv;
phi += inc;
}
indstep = 0;
offset += (res * 2);
for (int i = offset; i < offset + res - 1; i++)
{
//Triangle from low to high
indices[indstep] = i;
indices[indstep + 1] = res + i;
indices[indstep + 2] = i + 1;
//Triangle from high to low
indices[indstep + 3] = i + 1;
indices[indstep + 4] = res + i;
indices[indstep + 5] = res + i + 1;
indstep += 6;
}
vlist.AddRange(vertices);
ilist.AddRange(indices);
#endregion
#region Append Inner
phi = Convert.ToSingle(phase * (Math.PI * 2.0));
for (int i = 0; i < res; i++)
{
float x = Convert.ToSingle(0.5 * inner * Math.Cos(phi));
float y = Convert.ToSingle(0.5 * inner * Math.Sin(phi));
innerv.Position = new Vector4(x, y, z, 1.0f);
outerv.Position = new Vector4(x, y, -z, 1.0f);
innerv.Normals = -Vector3.Normalize(new Vector3(innerv.Position.X, innerv.Position.Y, 0.0f));
outerv.Normals = -Vector3.Normalize(new Vector3(innerv.Position.X, innerv.Position.Y, 0.0f));
vertices[i] = innerv;
vertices[i + res] = outerv;
phi += inc;
}
indstep = 0;
offset += (res * 2);
for (int i = offset; i < offset + res - 1; i++)
{
//Triangle from low to high
indices[indstep] = i;
indices[indstep + 2] = res + i;
indices[indstep + 1] = i + 1;
//Triangle from high to low
indices[indstep + 3] = i + 1;
indices[indstep + 5] = res + i;
indices[indstep + 4] = res + i + 1;
indstep += 6;
}
vlist.AddRange(vertices);
ilist.AddRange(indices);
#endregion
#region Append Border
//Append border low (quad)
phi = Convert.ToSingle(phase * (Math.PI * 2.0));
float x2 = Convert.ToSingle(0.5 * inner * Math.Cos(phi));
float y2 = Convert.ToSingle(0.5 * inner * Math.Sin(phi));
float x3 = Convert.ToSingle(0.5 * Math.Cos(phi));
float y3 = Convert.ToSingle(0.5 * Math.Sin(phi));
Pos4Norm3Tex2Vertex q1 = new Pos4Norm3Tex2Vertex();
Pos4Norm3Tex2Vertex q2 = new Pos4Norm3Tex2Vertex();
Pos4Norm3Tex2Vertex q3 = new Pos4Norm3Tex2Vertex();
Pos4Norm3Tex2Vertex q4 = new Pos4Norm3Tex2Vertex();
q1.Position = new Vector4(x2, y2, z, 1.0f);
q2.Position = new Vector4(x2, y2, -z, 1.0f);
q3.Position = new Vector4(x3, y3, z, 1.0f);
q4.Position = new Vector4(x3, y3, -z, 1.0f);
Vector3 e1 = new Vector3(q2.Position.X - q1.Position.X,
q2.Position.Y - q1.Position.Y,
q2.Position.Z - q1.Position.Z);
Vector3 e2 = new Vector3(q3.Position.X - q2.Position.X,
q3.Position.Y - q2.Position.Y,
q3.Position.Z - q2.Position.Z);
Vector3 n = Vector3.Cross(e1, e2);
q1.Normals = n;
q2.Normals = n;
q3.Normals = n;
q4.Normals = n;
vlist.Add(q1); vlist.Add(q2); vlist.Add(q3); vlist.Add(q4);
offset += (res * 2);
ilist.Add(offset); ilist.Add(offset + 1); ilist.Add(offset + 2);
ilist.Add(offset + 2); ilist.Add(offset + 1); ilist.Add(offset + 3);
offset += 4;
//Totally crapply unoptimized, but phi can be negative
phi = Convert.ToSingle(phase * (Math.PI * 2.0));
for (int i = 0; i < res - 1; i++)
{
phi += inc;
}
x2 = Convert.ToSingle(0.5 * inner * Math.Cos(phi));
y2 = Convert.ToSingle(0.5 * inner * Math.Sin(phi));
x3 = Convert.ToSingle(0.5 * Math.Cos(phi));
y3 = Convert.ToSingle(0.5 * Math.Sin(phi));
q1.Position = new Vector4(x2, y2, z, 1.0f);
q2.Position = new Vector4(x2, y2, -z, 1.0f);
q3.Position = new Vector4(x3, y3, z, 1.0f);
q4.Position = new Vector4(x3, y3, -z, 1.0f);
e1 = new Vector3(q2.Position.X - q1.Position.X,
q2.Position.Y - q1.Position.Y,
q2.Position.Z - q1.Position.Z);
e2 = new Vector3(q3.Position.X - q2.Position.X,
q3.Position.Y - q2.Position.Y,
q3.Position.Z - q2.Position.Z);
n = Vector3.Cross(e2, e1);
q1.Normals = n;
q2.Normals = n;
q3.Normals = n;
q4.Normals = n;
vlist.Add(q1); vlist.Add(q2); vlist.Add(q3); vlist.Add(q4);
ilist.Add(offset); ilist.Add(offset + 2); ilist.Add(offset + 1);
ilist.Add(offset + 2); ilist.Add(offset + 3); ilist.Add(offset + 1);
#endregion
float minx = float.MaxValue, miny = float.MaxValue, minz = float.MaxValue;
float maxx = float.MinValue, maxy = float.MinValue, maxz = float.MinValue;
foreach (Pos4Norm3Tex2Vertex v in vlist)
{
minx = v.Position.X < minx ? v.Position.X : minx;
miny = v.Position.Y < miny ? v.Position.Y : miny;
minz = v.Position.Z < minz ? v.Position.Z : minz;
maxx = v.Position.X > maxx ? v.Position.X : maxx;
maxy = v.Position.Y > maxy ? v.Position.Y : maxy;
maxz = v.Position.Z > maxz ? v.Position.Z : maxz;
}
geom.VertexBuffer = DX11VertexBuffer.CreateImmutable <Pos4Norm3Tex2Vertex>(device, vlist.ToArray());
geom.IndexBuffer = DX11IndexBuffer.CreateImmutable(device, ilist.ToArray());
geom.InputLayout = Pos4Norm3Tex2Vertex.Layout;
geom.Topology = PrimitiveTopology.TriangleList;
geom.HasBoundingBox = true;
geom.BoundingBox = new BoundingBox(new Vector3(minx, miny, minz), new Vector3(maxx, maxy, maxz));
return(geom);
}
public DX11IndexedGeometry Polygon2d(Polygon2d settings)
{
DX11IndexedGeometry geom = new DX11IndexedGeometry(device);
geom.Tag = settings;
geom.PrimitiveType = settings.PrimitiveType;
int count = settings.Vertices.Length;
Pos4Norm3Tex2Vertex[] verts = new Pos4Norm3Tex2Vertex[count + 1];
float cx = 0;
float cy = 0;
float x = 0, y = 0;
float minx = float.MaxValue, miny = float.MaxValue;
float maxx = float.MinValue, maxy = float.MinValue;
for (int j = 0; j < count; j++)
{
verts[j + 1].Position = new Vector4(settings.Vertices[j].X, settings.Vertices[j].Y, 0.0f, 1.0f);
verts[j + 1].Normals = new Vector3(0, 0, 1);
verts[j + 1].TexCoords = new Vector2(0.0f, 0.0f);
cx += x;
cy += y;
if (x < minx)
{
minx = x;
}
if (x > maxx)
{
maxx = x;
}
if (y < miny)
{
miny = y;
}
if (y > maxy)
{
maxy = y;
}
}
verts[0].Position = new Vector4(cx / (float)count, cy / (float)count, 0.0f, 1.0f);
verts[0].Normals = new Vector3(0, 0, 1);
verts[0].TexCoords = new Vector2(0.5f, 0.5f);
float w = maxx - minx;
float h = maxy - miny;
for (int j = 0; j < count; j++)
{
verts[0].TexCoords = new Vector2((verts[j + 1].Position.X - minx) / w, (verts[j + 1].Position.Y - miny) / h);
}
List <int> inds = new List <int>();
for (int j = 0; j < count - 1; j++)
{
inds.Add(0);
inds.Add(j + 1);
inds.Add(j + 2);
}
inds.Add(0);
inds.Add(verts.Length - 1);
inds.Add(1);
geom.VertexBuffer = DX11VertexBuffer.CreateImmutable(device, verts);
geom.IndexBuffer = DX11IndexBuffer.CreateImmutable(device, inds.ToArray());
geom.InputLayout = Pos4Norm3Tex2Vertex.Layout;
geom.Topology = PrimitiveTopology.TriangleList;
geom.HasBoundingBox = true;
geom.BoundingBox = new BoundingBox()
{
Minimum = new Vector3(minx, miny, 0.0f),
Maximum = new Vector3(maxx, maxy, 0.0f)
};
return(geom);
}