public DX11IndexedGeometry QuadColor(Vector2 size)
{
DX11IndexedGeometry geom = new DX11IndexedGeometry(context);
DataStream ds = new DataStream(4 * Pos4Col4Tex2Vertex.VertexSize, true, true);
ds.Position = 0;
float sx = 0.5f * size.X;
float sy = 0.5f * size.Y;
Pos4Col4Tex2Vertex v = new Pos4Col4Tex2Vertex();
v.Position = new Vector4(-sx, sy, 0.0f, 1.0f);
v.Color = new Vector4(1, 1, 1, 1);
v.TexCoords = new Vector2(0, 0);
ds.Write <Pos4Col4Tex2Vertex>(v);
v.Position = new Vector4(sx, sy, 0.0f, 1.0f);
v.TexCoords = new Vector2(1, 0);
ds.Write <Pos4Col4Tex2Vertex>(v);
v.Position = new Vector4(-sx, -sy, 0.0f, 1.0f);
v.TexCoords = new Vector2(0, 1);
ds.Write <Pos4Col4Tex2Vertex>(v);
v.Position = new Vector4(sx, -sy, 0.0f, 1.0f);
v.TexCoords = new Vector2(1, 1);
ds.Write <Pos4Col4Tex2Vertex>(v);
var vertices = BufferHelper.CreateDynamicVertexBuffer(context, ds, true);
var indexstream = new DataStream(24, true, true);
indexstream.WriteRange(new int[] { 0, 1, 3, 3, 2, 0 });
geom.VertexBuffer = vertices;
geom.IndexBuffer = new DX11IndexBuffer(context, indexstream, false, true);
geom.InputLayout = Pos4Col4Tex2Vertex.Layout;
geom.Topology = PrimitiveTopology.TriangleList;
geom.VerticesCount = 4;
geom.VertexSize = Pos4Col4Tex2Vertex.VertexSize;
geom.HasBoundingBox = true;
geom.BoundingBox = new BoundingBox(new Vector3(-sx, -sy, 0.0f), new Vector3(sx, sy, 0.0f));
return(geom);
}
public DX11IndexedGeometry QuadColor(Vector2 size)
{
DX11IndexedGeometry geom = new DX11IndexedGeometry(context);
DataStream ds = new DataStream(4 * Pos4Col4Tex2Vertex.VertexSize, true, true);
ds.Position = 0;
float sx = 0.5f * size.X;
float sy = 0.5f * size.Y;
Pos4Col4Tex2Vertex v = new Pos4Col4Tex2Vertex();
v.Position = new Vector4(-sx, sy, 0.0f, 1.0f);
v.Color = new Vector4(1, 1, 1, 1);
v.TexCoords = new Vector2(0, 0);
ds.Write<Pos4Col4Tex2Vertex>(v);
v.Position = new Vector4(sx, sy, 0.0f, 1.0f);
v.TexCoords = new Vector2(1, 0);
ds.Write<Pos4Col4Tex2Vertex>(v);
v.Position = new Vector4(-sx, -sy, 0.0f, 1.0f);
v.TexCoords = new Vector2(0, 1);
ds.Write<Pos4Col4Tex2Vertex>(v);
v.Position = new Vector4(sx, -sy, 0.0f, 1.0f);
v.TexCoords = new Vector2(1, 1);
ds.Write<Pos4Col4Tex2Vertex>(v);
var vertices = BufferHelper.CreateDynamicVertexBuffer(context, ds, true);
var indexstream = new DataStream(24, true, true);
indexstream.WriteRange(new int[] { 0, 1, 3, 3, 2, 0 });
geom.VertexBuffer = vertices;
geom.IndexBuffer = new DX11IndexBuffer(context, indexstream, false, true);
geom.InputLayout = Pos4Col4Tex2Vertex.Layout;
geom.Topology = PrimitiveTopology.TriangleList;
geom.VerticesCount = 4;
geom.VertexSize = Pos4Col4Tex2Vertex.VertexSize;
geom.HasBoundingBox = true;
geom.BoundingBox = new BoundingBox(new Vector3(-sx, -sy, 0.0f), new Vector3(sx, sy, 0.0f));
return geom;
}