/// <summary>
/// This is the method that actually does the work.
/// </summary>
/// <param name="DA">The DA object can be used to retrieve data from input parameters and
/// to store data in output parameters.</param>
protected override void SolveInstance(IGH_DataAccess DA)
{
IntPtr topoData = IntPtr.Zero;
Mesh refMesh = new Mesh();
if (!DA.GetData(0, ref topoData))
{
return;
}
if (!DA.GetData(1, ref refMesh))
{
return;
}
CMesh crefMesh = new CMesh();
String errorMessage = "";
if (TopoCreator.RhinoMeshToCMesh(refMesh, ref crefMesh, true, out errorMessage))
{
TopoCreator.setReferenceSurface(ref crefMesh, topoData);
}
else
{
AddRuntimeMessage(GH_RuntimeMessageLevel.Error, errorMessage);
return;
}
Marshal.FreeHGlobal(crefMesh.points);
Marshal.FreeHGlobal(crefMesh.faces);
DA.SetData(0, topoData);
}
public bool ExportMeshWithRig(Stream meshStream, Stream rigStream, FileInfo outfile, bool LodFilter = true, bool isGLBinary = true)
{
RawArmature Rig = _rig.ProcessRig(rigStream);
var cr2w = _wolvenkitFileService.TryReadRED4File(meshStream);
if (cr2w == null || !cr2w.Chunks.Select(_ => _.Data).OfType <CMesh>().Any())
{
return(false);
}
if (!cr2w.Chunks.Select(_ => _.Data).OfType <rendRenderMeshBlob>().Any())
{
return(false);
}
MemoryStream ms = GetMeshBufferStream(meshStream, cr2w);
MeshesInfo meshinfo = GetMeshesinfo(cr2w);
MeshBones bones = new MeshBones();
CMesh cmesh = cr2w.Chunks.Select(_ => _.Data).OfType <CMesh>().First();
if (cmesh.BoneNames.Count != 0) // for rigid meshes
{
bones.Names = RIG.GetboneNames(cr2w);
bones.WorldPosn = GetMeshBonesPosn(cr2w);
}
List <RawMeshContainer> expMeshes = ContainRawMesh(ms, meshinfo, LodFilter);
if (cmesh.BoneNames.Count == 0) // for rigid meshes
{
for (int i = 0; i < expMeshes.Count; i++)
{
expMeshes[i].weightcount = 0;
}
}
UpdateMeshJoints(ref expMeshes, Rig, bones);
ModelRoot model = RawMeshesToGLTF(expMeshes, Rig);
if (isGLBinary)
{
model.SaveGLB(outfile.FullName);
}
else
{
model.SaveGLTF(outfile.FullName);
}
meshStream.Dispose();
meshStream.Close();
rigStream.Dispose();
rigStream.Close();
return(true);
}
public void Generate()
{
if (WManager == null)
{
return;
}
m = new CMesh();
Vector3 tposition = transform.position;
Task.Run(
() => {
m = Calculate(m, tposition);
calculated = true;
}
);
}
private void addToContactGraph(Mesh mesh, bool atBoundary, IntPtr graphData)
{
CMesh cmesh = new CMesh();
String errorMessage;
if (TopoCreator.RhinoMeshToCMesh(mesh, ref cmesh, false, out errorMessage))
{
TopoCreator.addMeshesToContactGraph(graphData, ref cmesh, atBoundary);
}
else
{
AddRuntimeMessage(GH_RuntimeMessageLevel.Error, errorMessage);
return;
}
Marshal.FreeHGlobal(cmesh.points);
Marshal.FreeHGlobal(cmesh.faces);
}
public CMesh Calculate(CMesh cm, Vector3 tposition)
{
CMesh m = new CMesh(cm);
var perlin = new Perlin(0.05, 0.7, 2, 4, 2304, QualityMode.Medium);
for (int i = 0; i < WManager.ChunkSize; i++)
{
for (int j = 0; j < WManager.ChunkSize; j++)
{
Vector3 p = new Vector3(i, 0, j) + tposition;
int h = (int)perlin.GetValue(p.x, p.y, p.z);
var r = (int)perlin.GetValue(p.x + 1, p.y, p.z) == h ? true : false;
var l = (int)perlin.GetValue(p.x - 1, p.y, p.z) == h ? true : false;
var f = (int)perlin.GetValue(p.x, p.y, p.z + 1) == h ? true : false;
var b = (int)perlin.GetValue(p.x, p.y, p.z - 1) == h ? true : false;
m.AddCMesh(Cube.CreateCube(new Vector3(i, h, j), WManager.CubeSize / 2f, new bool[] { !b, !r, !f, !l, true, false }, "__base__"));
}
}
return(m);
}
public static CMesh CreateCube(Vector3 position, float size, bool[] faces, string textureName)
{
if(faces.Length != 6){
throw new System.Exception("Faces array do not conains 6 elements!", new System.IndexOutOfRangeException());
}
Vector3[] v = new Vector3[]{
new Vector3(-size, -size, -size) + position,
new Vector3(-size, size, -size) + position,
new Vector3( size, size, -size) + position,
new Vector3( size, -size, -size) + position,
new Vector3(-size, -size, size) + position,
new Vector3(-size, size, size) + position,
new Vector3( size, size, size) + position,
new Vector3( size, -size, size) + position,
};
CMesh m = new CMesh();
Vector2[] _uvs = null;
if(TextureLoader.TextureExist(textureName)){
_uvs = (TextureLoader.GetTexture(textureName).CalculatedUV());
}
for(int i = 0; i < faces.Length; i++){
if(faces[i]){
int vCount = m.vertices.Count;
switch(i){
case 0:
vCount = m.vertices.Count;
m.AddTriangles(new int[]{0 + (vCount), 1 + (vCount), 2 + (vCount), 0 + (vCount), 2 + (vCount), 3 + (vCount)});
m.AddVertices(new Vector3[]{ v[0], v[1], v[2], v[3] });
if(_uvs != null)
m.AddUVs(new Vector2[]{ _uvs[0], _uvs[1], _uvs[2], _uvs[3] });
break;
case 1:
vCount = m.vertices.Count;
m.AddTriangles(new int[]{0 + (vCount), 1 + (vCount), 2 + (vCount), 0 + (vCount), 2 + (vCount), 3 + (vCount)});
m.AddVertices(new Vector3[]{ v[3], v[2], v[6], v[7] });
if(_uvs != null)
m.AddUVs(new Vector2[]{ _uvs[4], _uvs[5], _uvs[6], _uvs[7] });
break;
case 2:
vCount = m.vertices.Count;
m.AddTriangles(new int[]{0 + (vCount), 1 + (vCount), 2 + (vCount), 0 + (vCount), 2 + (vCount), 3 + (vCount)});
m.AddVertices(new Vector3[]{ v[7], v[6], v[5], v[4] });
if(_uvs != null)
m.AddUVs(new Vector2[]{ _uvs[8], _uvs[9], _uvs[10], _uvs[11] });
break;
case 3:
vCount = m.vertices.Count;
m.AddTriangles(new int[]{0 + (vCount), 1 + (vCount), 2 + (vCount), 0 + (vCount), 2 + (vCount), 3 + (vCount)});
m.AddVertices(new Vector3[]{ v[4], v[5], v[1], v[0] });
if(_uvs != null)
m.AddUVs(new Vector2[]{ _uvs[12], _uvs[13], _uvs[14], _uvs[15] });
break;
case 4:
vCount = m.vertices.Count;
m.AddTriangles(new int[]{0 + (vCount), 1 + (vCount), 2 + (vCount), 0 + (vCount), 2 + (vCount), 3 + (vCount)});
m.AddVertices(new Vector3[]{ v[1], v[5], v[6], v[2] });
if(_uvs != null)
m.AddUVs(new Vector2[]{ _uvs[16], _uvs[17], _uvs[18], _uvs[19] });
break;
case 5:
vCount = m.vertices.Count;
m.AddTriangles(new int[]{0 + (vCount), 1 + (vCount), 2 + (vCount), 0 + (vCount), 2 + (vCount), 3 + (vCount)});
m.AddVertices(new Vector3[]{ v[4], v[0], v[3], v[7] });
if(_uvs != null)
m.AddUVs(new Vector2[]{ _uvs[20], _uvs[21], _uvs[22], _uvs[23] });
break;
default:
break;
}
}
}
return m;
}
// Summary:
// Create a new Instance of a Mesh
// Parameters:
// mesh:
// the ModelMesh to instance
// parentBone:
// the bone that will give this instance its position
// materialBinding
// the binding between the material name and the name in the mesh parts
//
// Returns:
// A new instance of mesh
public InstanceMesh(Model.CMesh mesh, Model.Bone parentBone, Dictionary<string, string> materialBinding)
{
this.mesh = mesh;
this.parentBone = parentBone;
this.materialBinding = materialBinding;
}
public void Push(CMesh mesh)
{
}
public void Render(CModel model, CCamera cam, CShaderSystem shader, bool transparent)
{
GL.Enable(EnableCap.Texture2D);
GL.Enable(EnableCap.AlphaTest);
GL.Enable(EnableCap.DepthTest);
if (model == null)
{
return;
}
CMesh mesh = model.Mesh;
if (mesh.BindVBOs() == false)
{
return;
}
// start shader
if (shader.UseProgram(SupportShader.Model) == true)
{
UniformModel(model);
foreach (CSubset subset in mesh.Subsets)
{
CMaterial material = null;
if (model.Materials.Count > 0 && model.Materials.ContainsKey(subset.Name))
{
material = model.Materials[subset.Name];
}
if (material == null)
{
if (transparent == true) // 재질이 없으면 불투명할 대만 그린다.
{
continue;
}
// Material Routine Func Uniform
int func_index = (int)FSMaterialRoutine.funcBasic;
GL.UniformSubroutines(ShaderType.FragmentShader, 1, ref func_index);
}
else
{
if (transparent != material.IsTransparent())
{
continue;
}
material.GLModeSetting();
material.Bind();
material.Uniform();
}
// Draw
int offset = subset.IndexOffset * sizeof(uint);
int elementCount = subset.TriangleCount * 3;
GL.DrawElements(PrimitiveType.Triangles, elementCount,
DrawElementsType.UnsignedInt, offset);
}
}
shader.ReleaseProgram();
GL.BindTexture(TextureTarget.Texture2D, 0);
GL.Disable(EnableCap.Blend);
mesh.UnbindVBOs();
GL.Disable(EnableCap.Texture2D);
GL.Disable(EnableCap.AlphaTest);
GL.Disable(EnableCap.DepthTest);
}
public RDTMeshViewModel(CMesh data, RedDocumentViewModel file)
{
Header = "Preview";
File = file;
_data = data;
}
public bool ExportMultiMeshWithRig(List <Stream> meshStreamS, List <Stream> rigStreamS, FileInfo outfile, bool LodFilter = true, bool isGLBinary = true)
{
List <RawArmature> Rigs = new List <RawArmature>();
rigStreamS = rigStreamS.OrderByDescending(r => r.Length).ToList(); // not so smart hacky method to get bodybase rigs on top/ orderby descending
for (int r = 0; r < rigStreamS.Count; r++)
{
RawArmature Rig = _rig.ProcessRig(rigStreamS[r]);
Rigs.Add(Rig);
}
RawArmature expRig = RIG.CombineRigs(Rigs);
List <RawMeshContainer> expMeshes = new List <RawMeshContainer>();
for (int m = 0; m < meshStreamS.Count; m++)
{
var cr2w = _wolvenkitFileService.TryReadRED4File(meshStreamS[m]);
if (cr2w == null || !cr2w.Chunks.Select(_ => _.Data).OfType <CMesh>().Any() || !cr2w.Chunks.Select(_ => _.Data).OfType <rendRenderMeshBlob>().Any())
{
continue;
}
MemoryStream ms = GetMeshBufferStream(meshStreamS[m], cr2w);
MeshesInfo meshinfo = GetMeshesinfo(cr2w);
MeshBones bones = new MeshBones();
CMesh cmesh = cr2w.Chunks.Select(_ => _.Data).OfType <CMesh>().First();
if (cmesh.BoneNames.Count != 0) // for rigid meshes
{
bones.Names = RIG.GetboneNames(cr2w);
bones.WorldPosn = GetMeshBonesPosn(cr2w);
}
List <RawMeshContainer> Meshes = ContainRawMesh(ms, meshinfo, LodFilter);
for (int i = 0; i < Meshes.Count; i++)
{
Meshes[i].name = m + "_" + Meshes[i].name;
if (cmesh.BoneNames.Count == 0) // for rigid meshes
{
Meshes[i].weightcount = 0;
}
}
UpdateMeshJoints(ref Meshes, expRig, bones);
expMeshes.AddRange(Meshes);
}
ModelRoot model = RawMeshesToGLTF(expMeshes, expRig);
if (isGLBinary)
{
model.SaveGLB(outfile.FullName);
}
else
{
model.SaveGLTF(outfile.FullName);
}
for (int i = 0; i < meshStreamS.Count; i++)
{
meshStreamS[i].Dispose();
meshStreamS[i].Close();
}
for (int i = 0; i < rigStreamS.Count; i++)
{
rigStreamS[i].Dispose();
rigStreamS[i].Close();
}
return(true);
}
public void UpdatePerObjectLights(DeviceContext deviceContext, CMesh meshToRender)
{
// TODO henning do something smart here to get the best lights that affect this mesh
m_perObjectLightBuffer.UpdateBuffer(deviceContext, m_positionalLights);
}
public static bool TryParse(CMdlFileNavigator reader, out CMesh parsedMesh)
{
parsedMesh = null;
if (null == reader)
{
return(false);
}
CMesh mesh = new CMesh {
Name = reader.ReadText()
};
string meshTag;
// Data could contain end block symbol.
// If errors occur, the whole process must be canceled,
// because reader can be at unexpected position (segmentation fault).
bool passed = true;
reader.SeekBlockStart(); // begin mesh
while (passed && !String.IsNullOrEmpty(meshTag = reader.ReadTag(mTags)))
{
reader.SeekBlockStart(); // begin data
switch (meshTag)
{
case TagInfo.vertex: // repeatedly entering here appends more vertice points to same mesh
{
float[] pt3d = new float[3];
passed &= reader.TryOnDataSequence(onElement : delegate() { // basically a foreach vec3
for (int i = 0; i < 3; ++i)
{
pt3d[i] = reader.ReadSingle();
}
reader.MoveCursor(4); // we discard the 4th dimension (4B)
mesh.AddVertex(pt3d);
});
break;
}//VRTX
case TagInfo.normal: // repeatedly entering here appends more normals to same mesh
{
float[] pt3d = new float[3];
passed &= reader.TryOnDataSequence(onElement : delegate() {
for (int i = 0; i < 3; ++i)
{
pt3d[i] = reader.ReadSingle();
}
mesh.AddNormal(pt3d); // stores as flipped
});
break;
}//NRML
case TagInfo.textureUV: // repeatedly entering here appends more coordinates to same mesh
{
float u, v;
passed &= reader.TryOnDataSequence(onElement : delegate() {
u = reader.ReadSingle();
v = reader.ReadSingle();
mesh.AddTexCoord(u, v); // expect normalized values and mirrors them
});
break;
}//TXUV
case TagInfo.face:
{
ushort[] idx = new ushort[3];
passed &= reader.TryOnDataSequence(onElement : delegate() {
for (int i = 0; i < 3; ++i)
{
idx[i] = reader.ReadUInt16();
}
mesh.AssignFace(idx);
});
break;
}//FACE
case TagInfo.materials:
passed &= ReadInMaterialList(); // MTRL
reader.SkipWhitespace(); // \r\n
while ('}' != reader.PeekChar())
{ // improve parsing stability on garbage text passages
reader.SeekBlockEnd();
reader.SkipWhitespace();
}
break;
case TagInfo.weight:
while (reader.IsAtTag(mBONE_ANSI))
{
reader.MoveCursor(4); // skip 'BONE'
passed &= ReadInWeights(out VertexGrp influence);
if (!influence.IsNullOrEmpty())
{
mesh.AssignWeight(influence);
}
}
break;
case TagInfo.unsupported1:
try {
int valCnt = reader.ReadInt32();
reader.MoveCursor(valCnt * 24);
} catch {
passed = false;
}
break;
default:
// try to skip with block end (but no error message)
//passed = false;
break;
}//switch
reader.SeekBlockEnd(); // end data
}
reader.SeekBlockEnd(); // end mesh
//if (!mesh.IsValid())
//{
// return false;
//}
parsedMesh = mesh;
return(passed);
bool ReadInMaterialList()
{
// Read material count and index ranges
uint size = 0;
uint[] iStart;
uint[] iStop;
try{
size = reader.ReadUInt32(); // Empty MTRL bodys might follow that are not counted!
iStart = new uint[size];
iStop = new uint[size];
for (int i = 0; i < size; i++)
{
iStart[i] = reader.ReadUInt32();
iStop[i] = reader.ReadUInt32();
}
} catch {
return(false);
}
// Begin of material description
string matNam;
long currPos;
int bindsCnt;
for (int matN = 0; matN < size; ++matN)
{
reader.SkipWhitespace();
if (!reader.IsAtTag(mMTRL_ANSI))
{
return(false);
}
reader.MoveCursor(4);
// Fetch material name
matNam = null;
currPos = reader.ReaderPos; // right after tag
CTextUtil.DoOnNewLine(reader.Data, currPos, onNewLine : delegate(long nLPos) {
if (nLPos > currPos)
{
byte[] lineSeq = new byte[nLPos - currPos - 1]; // exclude '{'
Array.Copy(reader.Data, currPos, lineSeq, 0L, lineSeq.Length);
matNam = CTextUtil.AnsiToStr(lineSeq).Trim(); // remove preceeding whitespace
currPos = reader.ReaderPos = nLPos + 2; // after \r\n
}
});
if (String.IsNullOrEmpty(matNam))
{
return(false);
}
mesh?.AssignMaterial(matNam, iStart[matN], iStop[matN]);
// Determine lenght of description part
bindsCnt = 0;
reader.SeekBlockStart(); // after SBST{
CTextUtil.DoOnNewLine(reader.Data, reader.ReaderPos, delegate(long nLPos) {
reader.ReaderPos = nLPos + 2; // in newline
if (!Int32.TryParse(CTextUtil.AnsiToStr(reader.PeekLine()).Trim(), out bindsCnt))
{
bindsCnt = -1;
}
});
if (bindsCnt < 1)
{
return(false);
}
// Skip material description
do
{
reader.SeekBlockEnd(); // end of binding block
bindsCnt--;
} while (bindsCnt > 0);
reader.SeekBlockEnd(); // end of material description
reader.SeekBlockEnd(); // end of material block
}//for matN
return(true); // may contain no materials
}
bool ReadInWeights(out VertexGrp boneInfluence)
{
boneInfluence = new VertexGrp();
// Read bone influence
reader.SeekBlockStart();
string boneNam = reader.ReadText();
uint size = 0;
int[] ids;
float[] weights;
try{
size = reader.ReadUInt32();
ids = new int[size];
weights = new float[size];
for (uint i = 0; i < size; ++i)
{
ids[i] = reader.ReadInt32();
}
for (uint i = 0; i < size; ++i)
{
weights[i] = reader.ReadSingle();
}
} catch {
return(false);
}
// Read bind matrix
float[] buff = new float[16];
int numVal = 0;
Transform3DF mat;
try {
for (; (numVal < buff.Length) && reader.HasMore(4); ++numVal) // 4B float
{
buff[numVal] = reader.ReadSingle();
}
mat = new Transform3DF {
m00 = buff[0], m01 = buff[4], m02 = buff[8], m03 = buff[12],
m10 = buff[1], m11 = buff[5], m12 = buff[9], m13 = buff[13],
m20 = buff[2], m21 = buff[6], m22 = buff[10], m23 = buff[14]
};
} catch {
if (numVal < 64)
{
reader.MoveCursor(64 - numVal * 4); // sizeOf(mat) == 64
}
mat = Transform3DF.Identity();
}
reader.SeekBlockEnd();
// Assign bone weight map
if (size > 0)
{
//var weightMap = new System.Collections.Specialized.OrderedDictionary();
var weightMap = new Dictionary <int, float>();
for (int i = 0; i < size; ++i)
{
weightMap[ids[i]] = weights[i]; // overwrite if exist, add if not
}
boneInfluence.groupName = boneNam;
boneInfluence.mapping = weightMap;
boneInfluence.bindMatrix = mat;
}
return(true);
}
}//tryparse
public CMesh(CMesh m)
{
vertices = new List <Vector3>(m.vertices);
triangles = new List <int>(m.triangles);
uvs = new List <Vector2>(m.uvs);
}
// Ajoute les vertex, triangles et uv d'un CMesh
public void AddCMesh(CMesh cmesh)
{
AddTriangles(RecalulateTriangles(cmesh.triangles));
AddVertices(cmesh.vertices);
AddUVs(cmesh.uvs);
}
