public bool BuildTriMesh(CRenderContext rc, Graphics.Mesh.CGfxMeshPrimitives mesh, ref CConvexDecompDesc desc, bool doConvex = true)
{
unsafe
{
mesh.PreUse(true);
if (doConvex)
{
fixed(CConvexDecompDesc *p = &desc)
{
return(SDK_SimGeom_BuildTriMesh(CoreObject, rc.CoreObject, mesh.CoreObject, p));
}
}
else
{
return(SDK_SimGeom_BuildTriMesh(CoreObject, rc.CoreObject, mesh.CoreObject, (CConvexDecompDesc *)IntPtr.Zero));
}
}
}
public bool InitMesh(CRenderContext rc, Graphics.Mesh.CGfxMeshPrimitives mesh)
{
mMesh = mesh;
mesh.PreUse();
EnablePosition = false;
EnableNormal = false;
EnableTangent = false;
EnableColor = false;
EnableUV = false;
EnableLightMapUV = false;
EnableSkinIndex = false;
EnableSkinWeight = false;
EnableTerrainIndex = false;
EnableTerrainGradient = false;
AABB = mesh.AABB;
int vertNum = 0;
Vertices.Clear();
#region Position
var vb = mesh.GeometryMesh.GetVertexBuffer(EVertexSteamType.VST_Position);
if (vb != null)
{
EnablePosition = true;
var blob = new Support.CBlobObject();
vb.GetBufferData(rc, blob);
unsafe
{
vertNum = (int)blob.Size / sizeof(Vector3);
var ptr = (Vector3 *)blob.Data.ToPointer();
for (int i = 0; i < vertNum; i++)
{
var vert = new Vertex();
vert.Position = ptr[i];
Vertices.Add(vert);
}
}
}
else
{
return(false);
}
#endregion
#region Normal
vb = mesh.GeometryMesh.GetVertexBuffer(EVertexSteamType.VST_Normal);
if (vb != null)
{
EnableNormal = true;
var blob = new Support.CBlobObject();
vb.GetBufferData(rc, blob);
unsafe
{
var ptr = (Vector3 *)blob.Data.ToPointer();
for (int i = 0; i < vertNum; i++)
{
Vertices[i].Normal = ptr[i];
}
}
}
#endregion
#region Tangent
vb = mesh.GeometryMesh.GetVertexBuffer(EVertexSteamType.VST_Tangent);
if (vb != null)
{
EnableTangent = true;
var blob = new Support.CBlobObject();
vb.GetBufferData(rc, blob);
unsafe
{
var ptr = (Vector4 *)blob.Data.ToPointer();
for (int i = 0; i < vertNum; i++)
{
Vertices[i].Tangent = ptr[i];
}
}
}
#endregion
#region Color
vb = mesh.GeometryMesh.GetVertexBuffer(EVertexSteamType.VST_Color);
if (vb != null)
{
EnableColor = true;
var blob = new Support.CBlobObject();
vb.GetBufferData(rc, blob);
unsafe
{
var ptr = (Byte4 *)blob.Data.ToPointer();
for (int i = 0; i < vertNum; i++)
{
Vertices[i].Color = ptr[i];
}
}
}
#endregion
#region UV
vb = mesh.GeometryMesh.GetVertexBuffer(EVertexSteamType.VST_UV);
if (vb != null)
{
EnableUV = true;
var blob = new Support.CBlobObject();
vb.GetBufferData(rc, blob);
unsafe
{
var ptr = (Vector2 *)blob.Data.ToPointer();
for (int i = 0; i < vertNum; i++)
{
Vertices[i].UV = ptr[i];
}
}
}
#endregion
#region LightMapUV
vb = mesh.GeometryMesh.GetVertexBuffer(EVertexSteamType.VST_LightMap);
if (vb != null)
{
EnableLightMapUV = true;
var blob = new Support.CBlobObject();
vb.GetBufferData(rc, blob);
unsafe
{
var ptr = (Vector2 *)blob.Data.ToPointer();
for (int i = 0; i < vertNum; i++)
{
Vertices[i].LightMapUV = ptr[i];
}
}
}
#endregion
#region SkinIndex
vb = mesh.GeometryMesh.GetVertexBuffer(EVertexSteamType.VST_SkinIndex);
if (vb != null)
{
EnableSkinIndex = true;
var blob = new Support.CBlobObject();
vb.GetBufferData(rc, blob);
unsafe
{
var ptr = (Byte4 *)blob.Data.ToPointer();
for (int i = 0; i < vertNum; i++)
{
Vertices[i].SkinIndex = ptr[i];
}
}
}
#endregion
#region SkinWeight
vb = mesh.GeometryMesh.GetVertexBuffer(EVertexSteamType.VST_SkinWeight);
if (vb != null)
{
EnableSkinWeight = true;
var blob = new Support.CBlobObject();
vb.GetBufferData(rc, blob);
unsafe
{
var ptr = (Vector4 *)blob.Data.ToPointer();
for (int i = 0; i < vertNum; i++)
{
Vertices[i].SkinWeight = ptr[i];
}
}
}
#endregion
#region TerrainIndex
vb = mesh.GeometryMesh.GetVertexBuffer(EVertexSteamType.VST_TerrainIndex);
if (vb != null)
{
EnableTerrainIndex = true;
var blob = new Support.CBlobObject();
vb.GetBufferData(rc, blob);
unsafe
{
var ptr = (Byte4 *)blob.Data.ToPointer();
for (int i = 0; i < vertNum; i++)
{
Vertices[i].TerrainIndex = ptr[i];
}
}
}
#endregion
#region TerrainGradient
vb = mesh.GeometryMesh.GetVertexBuffer(EVertexSteamType.VST_TerrainGradient);
if (vb != null)
{
EnableTerrainGradient = true;
var blob = new Support.CBlobObject();
vb.GetBufferData(rc, blob);
unsafe
{
var ptr = (Byte4 *)blob.Data.ToPointer();
for (int i = 0; i < vertNum; i++)
{
Vertices[i].TerrainGradient = ptr[i];
}
}
}
#endregion
List <int> OriIndices = new List <int>();
#region Face
var ib = mesh.GeometryMesh.GetIndexBuffer();
if (ib != null)
{
var blob = new Support.CBlobObject();
ib.GetBufferData(rc, blob);
unsafe
{
if (ib.Desc.Type == EIndexBufferType.IBT_Int16)
{
int indexNum = (int)blob.Size / (sizeof(UInt16));
var ptr = (UInt16 *)blob.Data.ToPointer();
for (int i = 0; i < indexNum; i++)
{
OriIndices.Add(ptr[i]);
}
}
else
{
int indexNum = (int)blob.Size / (sizeof(int));
var ptr = (int *)blob.Data.ToPointer();
for (int i = 0; i < indexNum; i++)
{
OriIndices.Add(ptr[i]);
}
}
}
}
#endregion
#region Mtl
Faces.Clear();
Atoms = new List <MeshAtom>();
for (UInt32 i = 0; i < mesh.AtomNumber; i++)
{
var atom = new MeshAtom();
atom.Mtl = (int)i;
mesh.GetAtom(i, 0, ref atom.OriginDesc);
Atoms.Add(atom);
int index = (int)atom.OriginDesc.StartIndex / 3;
for (int j = 0; j < atom.OriginDesc.NumPrimitives; j++)
{
var f = new Face();
f.A = OriIndices[(int)atom.OriginDesc.StartIndex + j * 3 + 0];
f.B = OriIndices[(int)atom.OriginDesc.StartIndex + j * 3 + 1];
f.C = OriIndices[(int)atom.OriginDesc.StartIndex + j * 3 + 2];
f.Mtl = (int)i;
atom.Faces.Add(Faces.Count);
Faces.Add(f);
}
}
#endregion
BuildFixedVertices(0.000001f);
BuildFaces();
BuildEdges();
BuildLinkers();
for (int i = 0; i < Atoms.Count; i++)
{
Atoms[i].FaceLods.Clear();
Atoms[i].FaceLods.Add(Atoms[i].Faces);
}
return(true);
}