private Mesh CreateMesh(MeshData[] meshes)
{
Mesh mesh = new Mesh();
foreach (MeshData data in meshes)
{
if (data == null)
continue;
bool use_alpha = (data.Color[0] < 0.9999f);
MeshBuffer mb = new MeshBuffer(VertexType.Standard);
for (uint i = 0; i < data.Indices.Length; i++)
{
VertexData v = data.Vertices[data.Indices[i]];
mb.SetVertex(i, new Vertex3D(
new Vector3D(v.Position[0], v.Position[1], v.Position[2]),
new Vector3D(v.Normal[0], v.Normal[1], v.Normal[2]),
Color.White,
new Vector2D(v.UV[0], v.UV[1])
));
mb.SetIndex(i, (ushort)data.Indices[i]);
}
mb.SetColor(Util.ToColor(data.Color[0], data.Color[1], data.Color[2], data.Color[3]));
mb.Material.AmbientColor = Util.ToColor(1, data.Color[1], data.Color[2], data.Color[3]);
TextureInfo info = null;
if (data.Texture1DownLoaded)
info = Render.Texture.GetTexture(Path.Combine(Ox.Paths.Cache, data.Texture1), true, true);
if (info != null)
{
mb.Material.Texture1 = (info.Texture == null) ? Render.RenderData.BlankTexture : info.Texture;
use_alpha |= info.UseAlpha;
}
mb.Material.MaterialType = use_alpha ? MaterialType.TransparentAlphaChannel : MaterialType.Solid;
mesh.AddMeshBuffer(mb);
}
return mesh;
}
private Mesh UpdateMesh(MeshData[] meshes, Mesh mesh)
{
if (mesh != null)
mesh.Drop();
return CreateMesh(meshes);
}
private MeshData[] GetMeshsDataFromPrimFaces(Primitive prim, ViewerFace[] faces)
{
int dt_index = Primitive.TextureEntry.MAX_FACES;
Primitive.TextureEntryFace[] entries = new Primitive.TextureEntryFace[Primitive.TextureEntry.MAX_FACES + 1];
for (int i = 0; i < Primitive.TextureEntry.MAX_FACES; i++)
entries[i] = prim.Textures.FaceTextures[i];
entries[dt_index] = prim.Textures.DefaultTexture;
int faceCount = 0;
Dictionary<int, int> faceDic = new Dictionary<int, int>();
List<int> faceList = new List<int>();
List<VertexData>[] vertexList = new List<VertexData>[entries.Length];
List<uint>[] indexList = new List<uint>[entries.Length];
foreach (ViewerFace face in faces)
{
int face_number = (entries[face.primFaceNumber] == null) ? dt_index : face.primFaceNumber;
if (!faceDic.ContainsKey(face_number))
{
vertexList[faceCount] = new List<VertexData>();
indexList[faceCount] = new List<uint>();
faceList.Add(face_number);
faceDic.Add(face_number, faceCount++);
}
int index = faceDic[face_number];
uint i_count = (uint)indexList[index].Count;
// Vertex 1
vertexList[index].Add(new VertexData(
new float[] { face.v1.X, face.v1.Y, face.v1.Z },
new float[] { face.n1.X, face.n1.Y, face.n1.Z },
new float[] { face.uv1.U, face.uv1.V },
null
));
indexList[index].Add(i_count++);
// Vertex 2
vertexList[index].Add(new VertexData(
new float[] { face.v2.X, face.v2.Y, face.v2.Z },
new float[] { face.n2.X, face.n2.Y, face.n2.Z },
new float[] { face.uv2.U, face.uv2.V },
null
));
indexList[index].Add(i_count++);
// Vertex 3
vertexList[index].Add(new VertexData(
new float[] { face.v3.X, face.v3.Y, face.v3.Z },
new float[] { face.n3.X, face.n3.Y, face.n3.Z },
new float[] { face.uv3.U, face.uv3.V },
null
));
indexList[index].Add(i_count++);
}
MeshData[] meshes = new MeshData[faceCount];
for (int i = 0; i < meshes.Length; i++)
{
Primitive.TextureEntryFace entry = entries[faceList[i]];
meshes[i] = new MeshData();
meshes[i].Vertices = new VertexData[vertexList[i].Count];
meshes[i].Indices = new uint[indexList[i].Count];
meshes[i].Texture1 = entry.TextureID.ToString() + ".tga";
meshes[i].Color = new float[] { entry.RGBA.A, entry.RGBA.R, entry.RGBA.G, entry.RGBA.B };
vertexList[i].CopyTo(meshes[i].Vertices);
indexList[i].CopyTo(meshes[i].Indices);
}
return meshes;
}
