/////////////////////////////////////////
public override void GetProceduralGeneratedData(ref VertexElement[] vertexStructure, ref byte[] vertices, ref int[] indices, ref Component_Material material, ref Component_Mesh.StructureClass structure)
{
//!!!!!можно было бы не обновлять если такие же параметры
vertexStructure = StandardVertex.MakeStructure(StandardVertex.Components.StaticOneTexCoord, true, out int vertexSize);
unsafe
{
if (vertexSize != sizeof(StandardVertex.StaticOneTexCoord))
{
Log.Fatal("vertexSize != sizeof( StandardVertexF )");
}
}
Vector3F[] positions;
Vector3F[] normals;
Vector4F[] tangents;
Vector2F[] texCoords;
SimpleMeshGenerator.Face[] faces;
if (SphereType.Value == SphereTypeEnum.GeoSphere)
{
SimpleMeshGenerator.GenerateSphere(Radius, SegmentsHorizontal, SegmentsVertical, InsideOut, out positions, out normals, out tangents, out texCoords, out indices, out faces);
}
else
{
SimpleMeshGenerator.GenerateIcoSphere(Radius, Subdivisions.Value, InsideOut, out positions, out normals, out tangents, out texCoords, out indices, out faces);
}
if (faces != null)
{
structure = SimpleMeshGenerator.CreateMeshStructure(faces);
}
vertices = new byte[vertexSize * positions.Length];
unsafe
{
fixed(byte *pVertices = vertices)
{
StandardVertex.StaticOneTexCoord *pVertex = (StandardVertex.StaticOneTexCoord *)pVertices;
for (int n = 0; n < positions.Length; n++)
{
pVertex->Position = positions[n];
pVertex->Normal = normals[n];
pVertex->Tangent = tangents[n];
pVertex->Color = new ColorValue(1, 1, 1, 1);
pVertex->TexCoord0 = texCoords[n];
pVertex++;
}
}
}
}
//
public Item(RectangleF uv)
{
UV = uv;
EngineTime = Time.Current;
var vertexStructure = StandardVertex.MakeStructure(StandardVertex.Components.StaticOneTexCoord, true, out int vertexSize);
var positions = new Vector3F[] { new Vector3F(-0.5f, -0.5f, 0), new Vector3F(0.5f, -0.5f, 0), new Vector3F(0.5f, 0.5f, 0), new Vector3F(-0.5f, 0.5f, 0) };
var texCoords = new Vector2F[] { uv.LeftTop, uv.RightTop, uv.RightBottom, uv.LeftBottom };
var vertices = new byte[vertexSize * positions.Length];
unsafe
{
fixed(byte *pVertices = vertices)
{
StandardVertex.StaticOneTexCoord *pVertex = (StandardVertex.StaticOneTexCoord *)pVertices;
for (int n = 0; n < positions.Length; n++)
{
pVertex->Position = positions[n];
pVertex->Normal = new Vector3F(0, 0, 1);
pVertex->Tangent = new Vector4F(1, 0, 0, -1);
pVertex->Color = new ColorValue(1, 1, 1, 1);
pVertex->TexCoord0 = texCoords[n];
pVertex++;
}
}
}
var mesh = ComponentUtility.CreateComponent <Component_Mesh>(null, true, false);
var geometry = mesh.CreateComponent <Component_MeshGeometry>();
geometry.VertexStructure = vertexStructure;
geometry.Vertices = vertices;
geometry.Indices = new int[] { 0, 1, 2, 2, 3, 0 };
mesh.Enabled = true;
Mesh = mesh;
}