void FillSoupsList()
{
br.BaseStream.Seek(lumps[7].offset, SeekOrigin.Begin);
for (int i = 0; i < lumps[7].length / 16; i++)
{
TriangleSoup t = new TriangleSoup();
t.materialID = br.ReadUInt16();
t.drawOrder = br.ReadUInt16();
t.vertexOffset = br.ReadUInt32();
t.vertexLength = br.ReadUInt16();
t.triangleLength = br.ReadUInt16();
t.triangleOffset = br.ReadUInt32();
triangleSoups.Add(t);
}
}
void CreateMeshMagic()
{
FillSoupsList();
FillVerticesList();
FillTrianglesList();
FillMaterialList();
List <Vector3> vertices = new List <Vector3>();
List <Vector2> uvs = new List <Vector2>();
List <int> triangleIndices = new List <int>();
// 1 soup per material/mesh
// Each mesh has a triangle_length and triangle_offset
// Triangle_length is how many triangles the mesh uses
// Triangle_offset is the offset into the triangle array
// Each soup also defines a vertex_offset
// First you look up the current triangle
// Then you use the index pointed to by the triangle, plus the vertex_offset, to find the correct vertex
for (int i = 0; i < this.triangleSoups.Count; i++)
{
TriangleSoup currentSoup = this.triangleSoups[i];
GameObject go = GameObject.CreatePrimitive(PrimitiveType.Cube);
go.transform.parent = root.transform;
Mesh m = new Mesh();
go.GetComponent <MeshFilter>().mesh = m;
int tri_count = (int)currentSoup.triangleLength / 3;
for (int j = 0; j < tri_count; j++)
{
Triangle tri = this.triangles[(int)currentSoup.triangleOffset / 3 + j];
for (int vert_loop = 0; vert_loop < 3; vert_loop++)
{
int offset = (int)tri.indices[vert_loop];
Vector3 pos = this.vertices[(int)currentSoup.vertexOffset + offset].PositionToVector3();
Vector2 uv = this.vertices[(int)currentSoup.vertexOffset + offset].UVToVector2();
triangleIndices.Add(vertices.Count);
vertices.Add(pos);
uvs.Add(uv);
}
}
if (vertices.Count > 0)
{
// Load required material here
Material newMat = materialCreator.CreateMaterial(materials[currentSoup.materialID].name);
// noDraw
if ((materials[currentSoup.materialID].flags & 0x0000000100000080) == 0)
{
go.SetActive(false);
}
go.GetComponent <Renderer>().material = newMat;
m.vertices = vertices.ToArray();
m.triangles = triangleIndices.ToArray();
m.uv = uvs.ToArray();
m.RecalculateNormals();
vertices.Clear();
triangleIndices.Clear();
uvs.Clear();
}
else
{
Destroy(go);
}
}
root.transform.localScale = new Vector3(0.1f, 0.1f, 0.1f);
Destroy(gameObject);
}
