public CloudInCell(IParticleStorage<Particle> particles, IGrid2D grid, IMesh mesh, bool parallel)
{
this.particles = particles;
this.grid = grid;
this.mesh = mesh;
this.parallel = parallel;
}
public void Smooth(IMesh mesh, int limit)
{
var smoothedMesh = (Mesh)mesh;
var mesher = new GenericMesher(config);
var predicates = config.Predicates();
// The smoother should respect the mesh segment splitting behavior.
this.options.SegmentSplitting = smoothedMesh.behavior.NoBisect;
// Take a few smoothing rounds (Lloyd's algorithm).
for (int i = 0; i < limit; i++)
{
Step(smoothedMesh, factory, predicates);
// Actually, we only want to rebuild, if the mesh is no longer
// Delaunay. Flipping edges could be the right choice instead
// of re-triangulating...
smoothedMesh = (Mesh)mesher.Triangulate(Rebuild(smoothedMesh), options);
factory.Reset();
}
smoothedMesh.CopyTo((Mesh)mesh);
}
public CPlayer(IGameObjectManager pObjMan, IEngineCore pEngineCore)
: base(pObjMan, pEngineCore)
{
_fVelocity = 0f;
uiShotPause = 15;
ObjType = EGameObjectType.GotPlayer;
_stPos = new TPoint2(Res.GameVpWidth / 2f, Res.GameVpHeight / 2f);
_fSize = 150f;
_fColScale = 0.6f;
dimPl = new TPoint3(_fSize, _fSize, _fSize);
IResourceManager pResMan;
IEngineSubSystem pSubSys;
pEngineCore.GetSubSystem(E_ENGINE_SUB_SYSTEM.ESS_INPUT, out pSubSys);
pInput = (IInput)pSubSys;
pEngineCore.GetSubSystem(E_ENGINE_SUB_SYSTEM.ESS_RESOURCE_MANAGER, out pSubSys);
pResMan = (IResourceManager)pSubSys;
IEngineBaseObject pBaseObj;
pResMan.GetResourceByName(Res.MeshShip, out pBaseObj);
pMesh = (IMesh)pBaseObj;
pResMan.GetResourceByName(Res.TexShip, out pBaseObj);
pTex = (ITexture)pBaseObj;
pResMan.GetResourceByName(Res.TexSpark, out pBaseObj);
pTexSpark = (ITexture)pBaseObj;
}
public bool Collides(
Ray testRay,
IEnumerable<IMesh> meshes,
out Vector3 position,
out IMesh hitMesh,
bool furthest = false)
{
var distance = furthest ? 0f : 10000f;
var closestPosition = Vector3.Zero;
IMesh closestMesh = null;
foreach (var mesh in meshes)
{
if (mesh.MeshVertexPositions == null)
{
continue;
}
for (var a = 0; a < mesh.MeshIndicies.Length; a += 3)
{
var vertexA = mesh.MeshVertexPositions[mesh.MeshIndicies[a]];
var vertexB = mesh.MeshVertexPositions[mesh.MeshIndicies[a + 1]];
var vertexC = mesh.MeshVertexPositions[mesh.MeshIndicies[a + 2]];
float tempDistance;
var point = this.m_Collision.CollidesWithTriangle(
testRay,
vertexA,
vertexB,
vertexC,
out tempDistance,
false);
if (point != null)
{
if (!furthest)
{
if (tempDistance < distance && tempDistance > 0)
{
distance = tempDistance;
closestPosition = point.Value;
closestMesh = mesh;
}
}
else
{
if (tempDistance > distance && tempDistance > 0)
{
distance = tempDistance;
closestPosition = point.Value;
closestMesh = mesh;
}
}
}
}
}
position = closestPosition;
hitMesh = closestMesh;
return closestPosition != Vector3.Zero;
}
/// <summary>
/// Combine this mesh with another.
/// </summary>
/// <param name="anotherMesh">Another mesh.</param>
/// <seealso cref="ConstructiveSolidGeometry.Union"/>
public virtual void Combine(IMesh anotherMesh)
{
BspNode<SplittableTriangle> a = this.ToBspTree();
BspNode<SplittableTriangle> b = anotherMesh.ToBspTree();
a.Unite(b);
this.SetBsp(a);
}
public void Test()
{
u = 100000;
particles = new ParticleArrayStorage<Particle>(1000000);
boundaryConditions = new BoundaryConditions
{
Top = new BoundaryCondition { Value = x => 0, Type = BoundaryConditionType.Neumann },
Bottom = new BoundaryCondition { Value = x => 0, Type = BoundaryConditionType.Neumann },
Left = new BoundaryCondition { Value = x => 0, Type = BoundaryConditionType.Dirichlet },
Right = new BoundaryCondition { Value = x => u, Type = BoundaryConditionType.Dirichlet }
};
grid = new Grid2D();
grid.InitializeGrid(5, 5, 0, 4, 0, 4);
mesh = new Mesh2D();
mesh.InitializeMesh(grid.N * grid.M);
interpolator = new CloudInCellCurrentLinkage(particles, grid, mesh, false);
poissonSolver = new Poisson2DFdmSolver(grid, boundaryConditions);
poissonSolver.FdmMatrix = poissonSolver.BuildMatrix();
var particle = new Particle(4, 1, 0, 0, 0, 0, 1);
var particleId = particles.Add(particle);
particles.Set(Field.PrevX, particleId, 2);
particles.Set(Field.PrevY, particleId, 1);
var cell = grid.FindCell(particles.Get(Field.X, particleId), particles.Get(Field.Y, particleId));
particles.SetParticleCell(particleId, cell);
interpolator.InterpolateDensity();
}
public void Load(IMesh mesh, string filePath)
{
using (var streamReader = new StreamReader(filePath))
{
Load(streamReader, mesh);
}
}
public void Write(IMesh mesh, string filename)
{
if (mesh.Vertices.Count > 0)
{
format.Write(mesh, filename);
}
}
public unsafe bool SetTextureVertices(IMesh maxMesh, MyMesh myMesh)
{
bool countChanged = false;
if (maxMesh.NumTVerts != myMesh.NumTextureCoordinates)
{
maxMesh.SetNumTVerts(myMesh.NumTextureCoordinates, false);
countChanged = true;
}
IntPtr p3h = maxMesh.GetTVertPtr(0).NativePointer;
float* p3 = (float*)p3h.ToPointer();
int elementsPerVertex = myMesh.TextureCoordinates.Count / myMesh.NumTextureCoordinates;
switch (elementsPerVertex)
{
case 2:
for (int i = 0; i < myMesh.NumTextureCoordinates; i++)
{
p3[(i * 3) + 0] = myMesh.TextureCoordinates[(i * 2) + 0];
p3[(i * 3) + 1] = myMesh.TextureCoordinates[(i * 2) + 1];
p3[(i * 3) + 2] = 0.0f;
};
break;
case 3:
Marshal.Copy(myMesh.TextureCoordinates.ToArray(), 0, p3h, myMesh.NumTextureCoordinates * 3);
break;
default:
throw new NotImplementedException(("Unable to handle texture coordinates with " + elementsPerVertex + " elements."));
}
return countChanged;
}
//private Texture cubeTex;
#region Constructors and Destructors
public Base3DEditorContent(ToeGraphicsContext graphicsContext, IStreamConverterFactory streamConverterFactory)
{
this.graphicsContext = graphicsContext;
this.streamConverterFactory = streamConverterFactory;
var cubeBytes = Properties.Resources.xyzcube;
if (cubeBytes != null)
{
IScene scene = (new AseReader(streamConverterFactory)).Load(new MemoryStream(cubeBytes), null);
foreach (var node in scene.Nodes)
{
if (node.Mesh != null)
{
this.cube = node.Mesh;
}
}
//this.cubeTex = new Toe.Marmalade.IwGx.Texture ();
//cubeTex.Image = new Toe.Marmalade.IwGx.Image (Toe.Editors.Properties.Resources.xyzcube1);
this.cube.Submeshes.First().Material = new SceneMaterial
{
Effect =
new SceneEffect
{
CullMode = CullMode.Front,
Diffuse = new ImageColorSource { Image = new EmbeddedImage(Properties.Resources.xyzcube1) { } }
}
};
}
}
public void Prepare(PICProject project)
{
w = project.Relaxation;
backscattering = project.Backscattering;
alfa = project.BackscatteringAlfa;
beta = project.BackscatteringBeta;
step = project.Step;
u = project.Voltage;
particles = new ParticleArrayStorage<Particle>(project.ParticlesCount);
boundaryConditions = new BoundaryConditions
{
Top = new BoundaryCondition { Value = x => 0, Type = BoundaryConditionType.Neumann },
Bottom = new BoundaryCondition { Value = x => 0, Type = BoundaryConditionType.Neumann },
Left = new BoundaryCondition { Value = x => 0, Type = BoundaryConditionType.Dirichlet },
Right = new BoundaryCondition { Value = x => u, Type = BoundaryConditionType.Dirichlet }
};
emitter = new Emitter2D(0, project.EmitterBottom, 0, project.EmitterTop, project.ParticlesCount, 0, 0, -0.5 * Constants.ChildLangmuirCurrent(project.Length, u), step);
mover = new Leapfrog();
grid = new Grid2D();
grid.InitializeGrid(project.GridN, project.GridM, 0, project.Length, 0, project.Height);
mesh = new Mesh2D();
mesh.InitializeMesh(grid.N * grid.M);
interpolator = new CloudInCellCurrentLinkage(particles, grid, mesh, false);
poissonSolver = new Poisson2DFdmSolver(grid, boundaryConditions);
poissonSolver.FdmMatrix = poissonSolver.BuildMatrix();
h = step * Constants.LightVelocity;
Monitor = new PICMonitor(grid, mesh, particles, this);
density = new double[grid.N * grid.M];
Trajectories = new List<Tuple<int, double, double>>(particles.Count * 1000);
}
public void Write(IMesh mesh, string filename)
{
var writer = new TriangleWriter();
writer.WritePoly((Mesh)mesh, Path.ChangeExtension(filename, ".poly"));
writer.WriteElements((Mesh)mesh, Path.ChangeExtension(filename, ".ele"));
}
public void Load(IMesh mesh, string filePath)
{
var dxfLoad = DxfDocument.Load(filePath);
var vertices = new List<IVertex>();
var faces = new List<IFace>();
var verticesIndexMap = new Dictionary<IVertex, int>();
int currentVertexIndex = 0;
foreach (var face3D in dxfLoad.Faces3d)
{
var v1 = face3D.FirstVertex;
var v2 = face3D.SecondVertex;
var v3 = face3D.ThirdVertex;
var v4 = face3D.FourthVertex;
currentVertexIndex = CreateTriangleFace(v1, v2, v3, verticesIndexMap, currentVertexIndex, vertices, faces);
currentVertexIndex = CreateTriangleFace(v3, v4, v1, verticesIndexMap, currentVertexIndex, vertices, faces);
}
foreach (var vertex in vertices)
{
mesh.AddVertex(vertex);
}
foreach (var face in faces)
{
mesh.AddFace(face);
}
}
public static VNormal[] ComputeNormals(IMesh mesh)
{
var vnorms = new VNormal[mesh.NumVerts];
var fnorms = new Vector3[mesh.NumFaces];
for (var index = 0; index < mesh.NumVerts; index++)
{
vnorms[index] = new VNormal();
}
for (var index = 0; index < mesh.NumFaces; index++)
{
var face = mesh.Faces[index];
Vector3 v0 = mesh.Verts[(int)face.V[0]].ToVector3();
Vector3 v1 = mesh.Verts[(int)face.V[1]].ToVector3();
Vector3 v2 = mesh.Verts[(int)face.V[2]].ToVector3();
fnorms[index] = Vector3.Cross((v1 - v0), (v2 - v1));
for (var j = 0; j < 3; j++)
{
vnorms[(int)face.V[j]].AddNormal(fnorms[index], face.SmGroup);
}
fnorms[index].Normalize();
}
for (var index = 0; index < mesh.NumVerts; index++)
{
vnorms[index].Normalize();
}
return vnorms;
}
public void DestroyMesh(ref IMesh _OutMesh)
{
if (m_MeshInstanceContainer.ContainsKey(_OutMesh.m_InstanceID)) {
m_MeshInstanceContainer[_OutMesh.m_InstanceID].Release();
m_MeshInstanceContainer.Remove(_OutMesh.m_InstanceID);
_OutMesh = null;
}
}
/// <summary>
/// Subtracts another mesh from this one.
/// </summary>
/// <param name="anotherMesh">Another mesh.</param>
/// <seealso cref="ConstructiveSolidGeometry.Subtract"/>
public virtual void Subtract(IMesh anotherMesh)
{
BspNode<SplittableTriangle> a = this.ToBspTree();
BspNode<SplittableTriangle> b = anotherMesh.ToBspTree();
a.Invert();
a.Unite(b);
a.Invert();
this.SetBsp(a);
}
public static Vector3[] vertexPositions(IMesh mesh){
Vector3[] positions = new Vector3[mesh.VerticesCount];
int i = 0;
foreach(IVertex v in mesh.Vertices) {
positions [i] = v.Position;
i++;
}
return positions;
}
public PICMonitor(IGrid2D grid, IMesh mesh, IParticleStorage<Particle> particles, IPICSolver solver)
{
this.grid = grid;
this.particles = particles;
this.mesh = mesh;
this.solver = solver;
GridX = grid.X;
GridY = grid.Y;
Status = PICStatus.Created;
}
// copy
public Mesh_VoxelChunk(IMesh _CopyMesh) : base(_CopyMesh)
{
Mesh_VoxelChunk _copyVoxelChunk = _CopyMesh as Mesh_VoxelChunk;
if (_copyVoxelChunk.HasChunk)
{
m_ChunkMap = new Dictionary<string, Chunk>(_copyVoxelChunk.ChunkMap);
}
if (_copyVoxelChunk.HasModel)
{
m_ModelMap = new Dictionary<string, Chunk>(_copyVoxelChunk.ModelMap);
}
}
public static uint[] faceIndices(IMesh mesh){
uint[] faces = new uint[mesh.FacesCount * 3];
int i = 0;
foreach (IFace f in mesh.Faces) {
foreach (int indx in f.VertexIndices) {
faces [i] = (uint)indx;
i++;
}
}
return faces;
}
public bool SetPositionVertices(IMesh maxMesh, MyMesh myMesh)
{
bool countChanged = false;
if (maxMesh.NumVerts != myMesh.NumVertices)
{
maxMesh.SetNumVerts(myMesh.NumVertices, false, false);
countChanged = true;
}
IPoint3 p3 = maxMesh.GetVertPtr(0);
Marshal.Copy(myMesh.Vertices.ToArray(), 0, p3.NativePointer, myMesh.NumVertices * 3);
return countChanged;
}
public BiologicalEquation(IMesh mesh)
{
this.mesh = mesh;
k = 17;
Kb = 0.0005;
Km = 0.0005;
r = 0.2;
mmu = 1.5;
nnu = 0;
zet = 0;
c1 = 0;
c2 = 0;
dt = 0.0416667;
// TODO: Take from args.
}
/// <summary>
/// Intersects this mesh with another.
/// </summary>
/// <param name="anotherMesh">Another mesh.</param>
/// <seealso cref="ConstructiveSolidGeometry.Intersection"/>
public virtual void Intersect(IMesh anotherMesh)
{
BspNode<SplittableTriangle> a = this.ToBspTree();
BspNode<SplittableTriangle> b = anotherMesh.ToBspTree();
a.Invert(); // Cut geometry that is not common for the meshes.
b.CutTreeOut(a); //
b.Invert(); //
a.CutTreeOut(b); //
// Clean up remains.
b.CutTreeOut(a);
// Combine geometry.
a.AddElements(b.AllElements);
// Invert everything.
a.Invert();
this.SetBsp(a);
}
public MaterialPreview(
MaterialEditor editor,
ToeGraphicsContext graphicsContext,
IComponentContext context,
IEditorOptions<Base3DEditorOptions> options,
Base3DEditorContent content,
IStreamConverterFactory streamConverterFactory)
: base(context, options, content)
{
this.editor = editor;
this.graphicsContext = graphicsContext;
this.Camera.Ortho = false;
this.Camera.ZNear = 16.0f;
this.Camera.ZFar = 2048.0f;
base.RenderScene += this.RenderMaterialScene;
this.box = BoxBuilder.BuildSoftEdgedBox(250, streamConverterFactory);
}
internal Mesh(IMesh m)
{
faces = new Face[m.NumFaces];
for (int i = 0; i < m.NumFaces; ++i)
faces[i] = new Face(m.Faces[i]);
verts = new Point3[m.NumVerts];
for (int i = 0; i < m.NumVerts; ++i)
verts[i] = new Point3(m.Verts[i]);
tfaces = new Face[m.NumFaces];
for (int i = 0; i < m.NumFaces; ++i)
tfaces[i] = new Face(m.Faces[i]);
tverts = new Point3[m.NumTVerts];
for (int i = 0; i < m.NumTVerts; ++i)
tverts[i] = new Point3(m.TVerts[i]);
fnormals = new Point3[m.NumFaces];
vnormals = new Point3[m.NumVerts];
for (int i = 0; i < m.NumVerts; ++i)
vnormals[i] = Point3.Origin;
// Compute vertex normals ignoring smoothing groups
// Each vertex normal is the average of the face normals.
for (int i = 0; i < m.NumFaces; ++i)
{
uint a = faces[i].a;
uint b = faces[i].b;
uint c = faces[i].c;
Point3 va = verts[a];
Point3 vb = verts[b];
Point3 vc = verts[c];
Point3 fnorm = (vb - va) ^ (vc - vb);
vnormals[a] += fnorm;
vnormals[b] += fnorm;
vnormals[c] += fnorm;
fnormals[i] = fnorm.Normalized;
}
// Last step is to normalize the vector normals.
for (int i = 0; i < m.NumVerts; ++i)
vnormals[i].Normalize();
}
public unsafe bool SetFaces(IMesh maxMesh, MyMesh myMesh)
{
bool countChanged = false;
TriangulateFaces(myMesh);
if (maxMesh.NumFaces != myMesh.TriangulatedFaces.Length)
{
maxMesh.SetNumFaces(myMesh.TriangulatedFaces.Length, false, false);
maxMesh.SetNumTVFaces(myMesh.TriangulatedFaces.Length, false, 0);
countChanged = true;
}
/* Get the default flags value */
IFace referenceFace = gi.Face.Create();
referenceFace.SetEdgeVisFlags(EdgeVisibility.Vis, EdgeVisibility.Vis, EdgeVisibility.Vis);
Face referenceMaxFace = *(Face*)referenceFace.NativePointer.ToPointer();
UInt32 referenceFlags = referenceMaxFace.flags;
/* Create the faces that define the surface of the mesh */
Face* faces = (Face*)maxMesh.Faces[0].NativePointer.ToPointer();
TVFace* tvfaces = (TVFace*)maxMesh.TvFace[0].NativePointer.ToPointer();
for (int i = 0; i < myMesh.TriangulatedFaces.Length; i++)
{
MyFace myFace = myMesh.TriangulatedFaces[i];
faces[i].v.v1 = (UInt32)myFace.PositionVertex1;
faces[i].v.v2 = (UInt32)myFace.PositionVertex2;
faces[i].v.v3 = (UInt32)myFace.PositionVertex3;
faces[i].flags = (UInt32)((ushort)myFace.MaterialId << 16) | (ushort)referenceFlags;
tvfaces[i].t1 = (UInt32)myFace.TextureVertex1;
tvfaces[i].t2 = (UInt32)myFace.TextureVertex2;
tvfaces[i].t3 = (UInt32)myFace.TextureVertex3;
};
return countChanged;
}
// copy
public IMesh(IMesh _CopyMesh) {
m_SourceStr = _CopyMesh.m_SourceStr;
m_Name = _CopyMesh.m_Name;
m_nSize = _CopyMesh.m_nSize;
m_InstanceID = _CopyMesh.m_InstanceID;
if (null != _CopyMesh.m_Vertices)
{
m_Vertices = new int[_CopyMesh.m_Vertices.Length];
System.Array.Copy(_CopyMesh.m_Vertices, m_Vertices, _CopyMesh.m_Vertices.Length);
}
// optional field
if (_CopyMesh.m_PartMask != null)
{
m_nPartCount = _CopyMesh.m_nPartCount;
m_PartMask = new int[_CopyMesh.m_PartMask.Length];
System.Array.Copy(_CopyMesh.m_PartMask, m_PartMask, _CopyMesh.m_PartMask.Length);
}
}
public CBackGround(IGameObjectManager pObjMan, IEngineCore pEngineCore)
: base(pObjMan, pEngineCore)
{
RenderLayer = -1;
IResourceManager pResMan;
IEngineSubSystem pSubSys;
pEngineCore.GetSubSystem(E_ENGINE_SUB_SYSTEM.ESS_RESOURCE_MANAGER, out pSubSys);
pResMan = (IResourceManager)pSubSys;
IEngineBaseObject pBaseObj;
pResMan.GetResourceByName(Res.MeshPlanet, out pBaseObj);
_pMeshPlanet = (IMesh)pBaseObj;
pResMan.GetResourceByName(Res.TexStars, out pBaseObj);
_pTexSpace = (ITexture)pBaseObj;
pResMan.GetResourceByName(Res.TexPlanet, out pBaseObj);
_pTexEarth = (ITexture)pBaseObj;
pResMan.GetResourceByName(Res.TexClouds, out pBaseObj);
_pTexClouds = (ITexture)pBaseObj;
}
void Init(IntPtr pParam)
{
IEngineSubSystem pSubSys;
pEngineCore.GetSubSystem(E_ENGINE_SUB_SYSTEM.ESS_CORE_RENDERER, out pSubSys);
pCoreRenderer = (ICoreRenderer)pSubSys;
E_CORE_RENDERER_TYPE type;
pCoreRenderer.GetRendererType(out type);
if (type != E_CORE_RENDERER_TYPE.CRT_OPENGL_LEGACY)
pEngineCore.WriteToLogEx("This example will work only with Legacy OpenGL renderer!", E_LOG_TYPE.LT_FATAL, "", 0);
IResourceManager pResMan;
pEngineCore.GetSubSystem(E_ENGINE_SUB_SYSTEM.ESS_RESOURCE_MANAGER, out pSubSys);
pResMan = (IResourceManager)pSubSys;
IEngineBaseObject pBaseObj = null;
pResMan.Load(ResPath + "meshes\\torus.dmd", out pBaseObj, (int)E_MESH_MODEL_LOAD_FLAGS.MMLF_FORCE_MODEL_TO_MESH);
pMesh = (IMesh)pBaseObj;
pResMan.Load(ResPath + "textures\\stone.tga", out pBaseObj, (int)E_TEXTURE_LOAD_FLAGS.TEXTURE_LOAD_DEFAULT_3D);
pTex = (ITexture)pBaseObj;
}
public CAsteroid(IGameObjectManager pObjMan, IEngineCore pEngineCore, TPoint2 stPos, float fSize)
: base(pObjMan, pEngineCore)
{
ObjType = EGameObjectType.GotAsteroid;
_uiCounter = (uint)Rand.Next(500);
RenderLayer = 2;
_fSize = fSize;
_fColScale = 0.8f;
_stPos = stPos;
_fAngle = Rand.Next(360);
IResourceManager pResMan;
IEngineSubSystem pSubSys;
pEngineCore.GetSubSystem(E_ENGINE_SUB_SYSTEM.ESS_RESOURCE_MANAGER, out pSubSys);
pResMan = (IResourceManager)pSubSys;
IEngineBaseObject pBaseObj;
pResMan.GetResourceByName(Res.MeshAsteroid, out pBaseObj);
_pMesh = (IMesh)pBaseObj;
pResMan.GetResourceByName(Res.TexAsteroid, out pBaseObj);
_pTex = (ITexture)pBaseObj;
}
public bool AppendMesh(IMesh appendMesh, int appendGID = -1)
{
int[] mapV;
return(AppendMesh(appendMesh, out mapV, appendGID));
}
public override void Execute(IMesh mesh)
{
mesh.RotateZ(angle);
Log($"Rotation Z by {angle.ToString("0.00", CultureInfo.InvariantCulture)} done");
}
//public void GenHighway() {
public IEnumerator GenHighwayCoroutine()
{
WorldManager.GenHighwayState = true;
Dictionary <Vector2, float> densityLookup = new Dictionary <Vector2, float>();
// cluster nearby points with DBScan
List <Vector2> features = new List <Vector2>();// = new MyFeatureDataSource().GetFeatureData();
for (int i = 0; i < patchDensityCenters.Count; i++)
{
(Vector2, float)cd = ((Vector2, float))patchDensityCenters[i];
features.Add(cd.Item1);
densityLookup[cd.Item1] = cd.Item2;
}
var result = RunOfflineDbscan(features);
// Build highway graph
var points = new List <Vertex>();
foreach (int i in result.Clusters.Keys)
{
points.Add(new Vertex(result.Clusters[i][0].Feature.x, result.Clusters[i][0].Feature.y));
}
// Generate a default mesher
var mesher = new GenericMesher(new Dwyer());
// Generate mesh (Delaunay Triangulation)
mesh = mesher.Triangulate(points);
// Init edge/vertex lists for mutation
foreach (Vertex v in mesh.Vertices)
{
vertices.Add(v);
}
foreach (Edge e in mesh.Edges)
{
edges.Add(e);
// build neighbor map
Vertex v0 = (Vertex)vertices[e.P0];
Vertex v1 = (Vertex)vertices[e.P1];
if (!neighbors.ContainsKey(v0))
{
neighbors[v0] = new List <Vertex>();
}
neighbors[v0].Add(v1);
}
// Remove unecessary edges on cost basis
foreach (Edge e in mesh.Edges)
{
Vertex v0 = (Vertex)vertices[e.P0];
Vertex v1 = (Vertex)vertices[e.P1];
(Vector2, Vector2)tup1 = (Util.VertexToVector2(v0), Util.VertexToVector2(v1));
(Vector2, Vector2)tup2 = (Util.VertexToVector2(v1), Util.VertexToVector2(v0));
if (!InPatchBounds(regionIdx, tup1.Item1, tup1.Item2))
{
RemoveEdge(e);
continue;
}
if (!WorldManager.edgeState.ContainsKey(tup1)) //needs removal check
{
if (ShouldRemoveEdge(e, densityLookup))
{
// remove edge for first time
WorldManager.edgeState[tup1] = false;
WorldManager.edgeState[tup2] = false;
RemoveEdge(e);
}
else
{
// keep edge, register with edgeState
WorldManager.edgeState[tup1] = true;
WorldManager.edgeState[tup2] = true;
}
}
else // remove if removed before
{
if (!WorldManager.edgeState[tup1])
{
RemoveEdge(e);
}
}
}
// Generate final highway segments for each edge
// Uses A* search to pathfind
int hwCount = 0;
foreach (Edge e in edges)
{
hwCount++;
(Vector2Int, Vector2Int)eVec = (Util.VertexToVector2Int((Vertex)vertices[e.P0]), Util.VertexToVector2Int((Vertex)vertices[e.P1]));
Vertex v0 = (Vertex)vertices[e.P0];
Vertex v1 = (Vertex)vertices[e.P1];
// Skip pathfinding for edges that have been generated/built already
if (WorldBuilder.builtHighways.ContainsKey((Util.VertexToVector2(v0), Util.VertexToVector2(v0))) &&
WorldBuilder.builtHighways[(Util.VertexToVector2(v0), Util.VertexToVector2(v0))])
{
//Debug.Log("Aborting pathfind since already built!");
continue;
}
// A* pathfind from v0 to v1
ArrayList segments = pathfinding.FindPath(Util.VertexToVector2(v0), Util.VertexToVector2(v1));
// Removal of redundant paths
int firstIdx = -1, secondIdx = -1;
List <(Vector2, (Vector2Int, Vector2Int))> vertListFirst = null, vertListSecond = null;
// traverse from beginning
for (int i = 0; i < segments.Count - 1; i++)
{
Vector2 v = (Vector2)segments[i];
if (WorldBuilder.DoesChunkContainHighway(v))
{
firstIdx = i;
vertListFirst = WorldBuilder.GetHighwayVertList(v);
break;
}
}
// traverse from end
if (firstIdx >= 0)
{
for (int i = segments.Count - 1; i > 0; i--)
{
Vector2 v = (Vector2)segments[i];
if (WorldBuilder.DoesChunkContainHighway(v))
{
secondIdx = i;
vertListSecond = WorldBuilder.GetHighwayVertList(v);
break;
}
}
}
// segment join logic
if (vertListFirst != null && vertListSecond != null && firstIdx >= 0 && secondIdx >= 0)
{
// Direct connection with existing path
bool done = false;
// *--|____/*
foreach ((Vector2, (Vector2Int, Vector2Int))tup in vertListFirst)
{
if (eVec.Item2 == tup.Item2.Item2 || eVec.Item2 == tup.Item2.Item1)
{
segments.RemoveRange(firstIdx, segments.Count - firstIdx);
segments.Insert(firstIdx, tup.Item1);
done = true;
break;
}
}
if (!done)
{
// *\____|--*
foreach ((Vector2, (Vector2Int, Vector2Int))tup in vertListSecond)
{
if (eVec.Item1 == tup.Item2.Item2 || eVec.Item1 == tup.Item2.Item1)
{
segments.RemoveRange(0, secondIdx);
segments.Insert(0, tup.Item1);
done = true;
break;
}
}
}
if (!done)
{
// No direct connection cases (needs paths from start and end)
(bool, (Vector2Int, Vector2Int))sameEdgeRes = DoListsContainSameEdge(vertListFirst, vertListSecond);
if (sameEdgeRes.Item1)
{
Vector2 con1 = FindVecWithEdge(sameEdgeRes.Item2, vertListFirst), con2 = FindVecWithEdge(sameEdgeRes.Item2, vertListSecond);
if (con1 == con2) // same vert
// *--|-----* pass through path
{
segments.RemoveAt(firstIdx);
segments.Insert(firstIdx, con1);
}
else // diff vert
// *--|__|--* join at existing path
//Debug.Log(firstIdx + " " + secondIdx);
{
segments.RemoveRange(firstIdx, secondIdx - firstIdx + 1);
segments.Insert(firstIdx, con2);
segments.Insert(firstIdx, WorldBuilder.SignalVector);
segments.Insert(firstIdx, con1);
}
}
else// not matched so edges different!
{
Vector2 con1 = vertListFirst[0].Item1, con2 = vertListSecond[0].Item1;
//neighbor or not
if (DoListsContainNeighbors(vertListFirst, vertListSecond))
{
// *--\./---*
segments.RemoveRange(firstIdx, secondIdx - firstIdx + 1);
segments.Insert(firstIdx, con2);
segments.Insert(firstIdx, WorldBuilder.SignalVector);
segments.Insert(firstIdx, con1);
}
else
{
// *--|--|--* pass through paths
segments.RemoveAt(secondIdx);
segments.RemoveAt(firstIdx);
segments.Insert(firstIdx, con1);
segments.Insert(secondIdx, con2);
}
}
}
}
foreach (Vector2 v in segments)
{
WorldBuilder.AddHighwayVertToChunkHash(v, eVec);
}
if (segments != null)
{
highways.Add(segments);
}
if (hwCount % Settings.hwPathfindingIncrement == 0)
{
yield return(null);
}
}
WorldManager.GenHighwayState = false;
}
public static GeometryBase GetGeometryFromElement(IMesh mesh, int eKey)
{
GeometryBase geom = null;
if (mesh.ContainsElementKey(eKey))
{
IElement e = mesh.GetElementWithKey(eKey);
if (e.TopologicDimension == 1)
{
Point3d p1 = mesh.GetVertexWithKey(e.Vertices[0]).RhinoPoint;
Point3d p2 = mesh.GetVertexWithKey(e.Vertices[1]).RhinoPoint;
geom = new LineCurve(p1, p2);
}
if (e.TopologicDimension == 2)
{
Surface f;
Point3d[] pts = new Point3d[e.VerticesCount];
for (int i = 0; i < e.VerticesCount; i++)
{
pts[i] = mesh.GetVertexWithKey(e.Vertices[i]).RhinoPoint;
}
if (pts.Length == 4)
{
f = NurbsSurface.CreateFromCorners(pts[0], pts[1], pts[2], pts[3]);
}
else if (pts.Length == 3)
{
f = NurbsSurface.CreateFromCorners(pts[0], pts[1], pts[2]);
}
else
{
f = Brep.CreateEdgeSurface(new PolylineCurve[] { new PolylineCurve(pts), new PolylineCurve(new Point3d[] { pts[pts.Length - 1], pts[0] }) }).Surfaces[0];
}
geom = f.ToBrep();
}
else if (e.TopologicDimension == 3)
{
Brep[] faces = new Brep[e.HalfFacetsCount];
for (int i = 1; i <= e.HalfFacetsCount; i++)
{
int[] hf;
e.GetHalfFacetWithPrincipalNodesOnly(i, out hf);
Point3d[] pts = new Point3d[hf.Length];
for (int j = 0; j < hf.Length; j++)
{
pts[j] = mesh.GetVertexWithKey(hf[j]).RhinoPoint;
}
if (pts.Length == 4)
{
faces[i - 1] = Brep.CreateFromCornerPoints(pts[0], pts[1], pts[2], pts[3], RhinoDoc.ActiveDoc.ModelAbsoluteTolerance);
}
else
{
faces[i - 1] = Brep.CreateFromCornerPoints(pts[0], pts[1], pts[2], RhinoDoc.ActiveDoc.ModelAbsoluteTolerance);
}
}
geom = Brep.JoinBreps(faces, RhinoDoc.ActiveDoc.ModelAbsoluteTolerance)[0];
}
}
return(geom);
}
public string GetLoadedPath(IMesh mesh)
{
return(MeshFactory.GetLoadedPath(mesh));
}
/// <summary> /// add the loaded chunk mesh data to this level /// </summary> /// <param name="chunkLocation"></param> public abstract void setChunkMesh(Coordinate chunkLocation, IMesh chunkMesh);
public void Smooth(IMesh mesh)
{
Smooth(mesh, 10);
}
public void FillMesh(IMesh mesh, IBrush brush)
{
base.innerRefT.FillMesh(mesh, brush);
}
/// <summary>
/// This is the method that actually does the work.
/// </summary>
/// <param name="DA">The DA object is used to retrieve from inputs and store in outputs.</param>
protected override void SolveInstance(IGH_DataAccess DA)
{
IMesh mesh = new IMesh();
DA.GetData(0, ref mesh);
GH_Structure <GH_String> sibHalfFacets = new GH_Structure <GH_String>();
GH_Structure <GH_String> elements = new GH_Structure <GH_String>();
GH_Structure <GH_Number> eKeys = new GH_Structure <GH_Number>();
IElement e;
Int64 sibData;
GH_Path path;
GH_Path oPath = new GH_Path(0);
foreach (int eK in mesh.ElementsKeys)
{
path = new GH_Path(eK);
e = mesh.GetElementWithKey(eK);
elements.Append(new GH_String(e.ToString()), oPath);
eKeys.Append(new GH_Number(eK), oPath);
for (int i = 1; i <= e.HalfFacetsCount; i++)
{
GH_String msg = new GH_String("");
sibData = e.GetSiblingHalfFacet(i);
if (sibData != 0)
{
if (e.TopologicDimension == 2)
{
msg = new GH_String("Face Element ID: " + e.GetSiblingElementID(i) + " :: Half-Edge ID: " + e.GetSiblingHalfFacetID(i));
}
if (e.TopologicDimension == 3)
{
msg = new GH_String("Solid Element ID: " + e.GetSiblingElementID(i) + " :: Half-Face ID: " + e.GetSiblingHalfFacetID(i));
}
}
else
{
if (e.TopologicDimension == 2)
{
msg = new GH_String("Naked Half-Edge");
}
if (e.TopologicDimension == 3)
{
msg = new GH_String("Naked Half-Face");
}
}
sibHalfFacets.Append(msg, path);
}
}
//Vertex to half-edge
GH_Structure <GH_String> vertexToHalfFacet = new GH_Structure <GH_String>();
GH_Structure <GH_Point> vertices = new GH_Structure <GH_Point>();
GH_Structure <GH_Number> vKeys = new GH_Structure <GH_Number>();
foreach (ITopologicVertex v in mesh.Vertices)
{
GH_String msg = new GH_String("Empty");
if (v.V2HF > 0)
{
msg.Value = v.SiblingHalfFacetDataToString();
}
vertexToHalfFacet.Append(msg, oPath);
vertices.Append(new GH_Point(v.RhinoPoint), oPath);
vKeys.Append(new GH_Number(v.Key), oPath);
}
DA.SetDataTree(0, vertices);
DA.SetDataTree(1, vKeys);
DA.SetDataTree(2, elements);
DA.SetDataTree(3, eKeys);
DA.SetDataTree(4, sibHalfFacets);
DA.SetDataTree(5, vertexToHalfFacet);
}
public void AddMesh(IMesh mesh)
{
map.Add(mesh.Guid, mesh);
}
public static Mesh TryGetRhinoMesh(IMesh iM, bool trianglesOnly = false)
{
Mesh rM = new Mesh();
Dictionary <int, int> maps = new Dictionary <int, int>();
int idx = 0;
foreach (ITopologicVertex v in iM.Vertices)
{
rM.Vertices.Add(v.RhinoPoint);
maps.Add(v.Key, idx);
idx++;
}
int vKey = iM.FindNextVertexKey();
int[] hf;
foreach (IElement e in iM.Elements)
{
if (e.TopologicDimension == 1)
{
rM.Faces.AddFace(new MeshFace(maps[e.Vertices[0]], maps[e.Vertices[1]], maps[e.Vertices[0]]));
}
else if (e.TopologicDimension == 2)
{
if (e.VerticesCount == 3)
{
rM.Faces.AddFace(new MeshFace(maps[e.Vertices[0]], maps[e.Vertices[1]], maps[e.Vertices[2]]));
}
else if (e.VerticesCount == 4)
{
if (trianglesOnly)
{
rM.Faces.AddFace(new MeshFace(maps[e.Vertices[0]], maps[e.Vertices[1]], maps[e.Vertices[3]]));
rM.Faces.AddFace(new MeshFace(maps[e.Vertices[3]], maps[e.Vertices[1]], maps[e.Vertices[2]]));
}
else
{
rM.Faces.AddFace(new MeshFace(maps[e.Vertices[0]], maps[e.Vertices[1]], maps[e.Vertices[2]], maps[e.Vertices[3]]));
}
}
else
{
IPoint3D pos = ISubdividor.ComputeAveragePosition(e.Vertices, iM);
rM.Vertices.Add(new Point3d(pos.X, pos.Y, pos.Z));
maps.Add(vKey, idx);
for (int i = 1; i <= e.HalfFacetsCount; i++)
{
e.GetHalfFacet(i, out hf);
rM.Faces.AddFace(new MeshFace(maps[hf[0]], maps[hf[1]], maps[vKey]));
}
vKey++;
idx++;
}
}
else if (e.TopologicDimension == 3)
{
if (!iM.IsMultidimensionalMesh)
{
for (int i = 1; i <= e.HalfFacetsCount; i++)
{
if (e.IsNakedSiblingHalfFacet(i))
{
e.GetHalfFacet(i, out hf);
if (hf.Length == 3)
{
rM.Faces.AddFace(new MeshFace(maps[hf[0]], maps[hf[1]], maps[hf[2]]));
}
else
{
rM.Faces.AddFace(new MeshFace(maps[hf[0]], maps[hf[1]], maps[hf[2]], maps[hf[3]]));
}
}
}
}
else
{
if (e.IsBoundaryElement())
{
for (int i = 1; i <= e.HalfFacetsCount; i++)
{
e.GetHalfFacet(i, out hf);
if (hf.Length == 3)
{
rM.Faces.AddFace(new MeshFace(maps[hf[0]], maps[hf[1]], maps[hf[2]]));
}
else
{
rM.Faces.AddFace(new MeshFace(maps[hf[0]], maps[hf[1]], maps[hf[2]], maps[hf[3]]));
}
}
}
}
}
}
rM.UnifyNormals();
return(rM);
}
public void ReleaseMesh(IMesh imesh)
{
}
public void Write(IMesh mesh, Stream stream)
{
throw new NotImplementedException();
}
public WoWMeshManager(IMeshManager meshManager)
{
this.meshManager = meshManager;
chunkMesh = meshManager.CreateMesh(ChunkMesh.Create());
}
public override void Execute(IMesh mesh)
{
mesh.Scale(factor);
Log($"Scaling by {factor.ToString("0.00", CultureInfo.InvariantCulture)} done");
}
int CreateGlobalVertex(IMesh mesh, int face, int facePart, List <GlobalVertex> vertices, bool hasUV, bool hasUV2, VNormal[] vnorms, List <GlobalVertex>[] verticesAlreadyExported, IISkinContextData skinContextData)
{
var faceObject = mesh.Faces[face];
var vertexIndex = (int)faceObject.V[facePart];
var vertex = new GlobalVertex
{
BaseIndex = vertexIndex,
Position = mesh.Verts[vertexIndex],
Normal = vnorms[vertexIndex].GetNormal(verticesAlreadyExported != null ? 1 : faceObject.SmGroup)
};
if (hasUV)
{
var tvertexIndex = (int)mesh.TvFace[face].T[facePart];
vertex.UV = Loader.Global.Point2.Create(mesh.TVerts[tvertexIndex].X, mesh.TVerts[tvertexIndex].Y);
}
if (hasUV2)
{
var tvertexIndex = (int)mesh.MapFaces(2)[face].T[facePart];
vertex.UV2 = Loader.Global.Point2.Create(mesh.MapVerts(2)[tvertexIndex].X, mesh.MapVerts(2)[tvertexIndex].Y);
}
if (skinContextData != null)
{
float weight0 = 0;
float weight1 = 0;
float weight2 = 0;
int bone0 = bonesCount;
int bone1 = bonesCount;
int bone2 = bonesCount;
int bone3 = bonesCount;
int nbBones = skinContextData.GetNumAssignedBones(vertexIndex);
if (nbBones > 0)
{
bone0 = skinContextData.GetAssignedBone(vertexIndex, 0);
weight0 = skinContextData.GetBoneWeight(vertexIndex, 0);
}
if (nbBones > 1)
{
bone1 = skinContextData.GetAssignedBone(vertexIndex, 1);
weight1 = skinContextData.GetBoneWeight(vertexIndex, 1);
}
if (nbBones > 2)
{
bone2 = skinContextData.GetAssignedBone(vertexIndex, 2);
weight2 = skinContextData.GetBoneWeight(vertexIndex, 2);
}
if (nbBones > 3)
{
bone3 = skinContextData.GetAssignedBone(vertexIndex, 3);
}
if (nbBones == 0)
{
weight0 = 1.0f;
bone0 = bonesCount;
}
if (nbBones > 4)
{
RaiseError("Too many bones influences per vertex: " + nbBones + ". Babylon.js only support 4 bones influences per vertex.", 2);
}
vertex.Weights = Loader.Global.Point4.Create(weight0, weight1, weight2, 1.0 - weight0 - weight1 - weight2);
vertex.BonesIndices = (bone3 << 24) | (bone2 << 16) | (bone1 << 8) | bone0;
}
if (verticesAlreadyExported != null)
{
if (verticesAlreadyExported[vertexIndex] != null)
{
var index = verticesAlreadyExported[vertexIndex].IndexOf(vertex);
if (index > -1)
{
return(verticesAlreadyExported[vertexIndex][index].CurrentIndex);
}
}
else
{
verticesAlreadyExported[vertexIndex] = new List <GlobalVertex>();
}
vertex.CurrentIndex = vertices.Count;
verticesAlreadyExported[vertexIndex].Add(vertex);
}
vertices.Add(vertex);
return(vertices.Count - 1);
}
/// <summary>
/// Create an translation modifer
/// </summary>
/// <param name="mesh">original mesh</param>
/// <param name="offset">translation offset</param>
public Translate(IMesh mesh, Vec3 offset) : base(mesh)
{
this.Offset = offset;
}
public void GetMesh(ODEPhysRepData repData)
{
PhysicsActor actor = repData.actor;
PrimitiveBaseShape pbs = repData.pbs;
repData.mesh = null;
repData.hasOBB = false;
if (!needsMeshing(repData))
{
repData.meshState = MeshState.noNeed;
return;
}
if (repData.meshState == MeshState.MeshFailed)
{
return;
}
if (pbs.SculptEntry)
{
if (repData.meshState == MeshState.AssetFailed)
{
if (pbs.SculptTexture == repData.assetID)
{
return;
}
}
}
repData.meshState = MeshState.noNeed;
IMesh mesh = null;
Vector3 size = repData.size;
byte shapetype = repData.shapetype;
bool convex;
int clod = (int)LevelOfDetail.High;
if (shapetype == 0)
{
convex = false;
}
else
{
convex = true;
if (pbs.SculptType != (byte)SculptType.Mesh)
{
clod = (int)LevelOfDetail.Low;
}
}
mesh = m_mesher.CreateMesh(actor.Name, pbs, size, clod, true, convex, true);
if (mesh == null)
{
if (pbs.SculptEntry)
{
if (pbs.SculptTexture == UUID.Zero)
{
return;
}
repData.assetID = pbs.SculptTexture;
if (pbs.SculptData == null || pbs.SculptData.Length == 0)
{
repData.meshState = MeshState.needAsset;
return;
}
}
}
repData.mesh = mesh;
repData.pbs.SculptData = Utils.EmptyBytes;
if (mesh == null)
{
if (pbs.SculptEntry)
{
repData.meshState = MeshState.AssetFailed;
}
else
{
repData.meshState = MeshState.MeshFailed;
}
return;
}
repData.meshState = MeshState.AssetOK;
return;
}
/// <summary>
/// TODO: wtf is zis??
/// </summary>
/// <param name="mesh"></param>
/// <returns></returns>
public BoundingBox GetBoundingBox(IMesh mesh)
{
return(MeshFactory.GetBoundingBox(mesh));
}
public MeshDebugView(IMesh g)
{
Interface = g;
}
// see if we need a mesh and if so if we have a cached one
// called with a new repData
public void CheckMesh(ODEPhysRepData repData)
{
PhysicsActor actor = repData.actor;
PrimitiveBaseShape pbs = repData.pbs;
if (!needsMeshing(repData))
{
repData.meshState = MeshState.noNeed;
repData.hasOBB = false;
return;
}
IMesh mesh = null;
Vector3 size = repData.size;
int clod = (int)LevelOfDetail.High;
bool convex;
byte shapetype = repData.shapetype;
if (shapetype == 0)
{
convex = false;
}
else
{
convex = true;
// sculpts pseudo convex
if (pbs.SculptEntry && pbs.SculptType != (byte)SculptType.Mesh)
{
clod = (int)LevelOfDetail.Low;
}
}
mesh = m_mesher.GetMesh(actor.Name, pbs, size, clod, true, convex);
if (mesh == null)
{
if (pbs.SculptEntry)
{
if (pbs.SculptTexture != null && pbs.SculptTexture != UUID.Zero)
{
repData.assetID = pbs.SculptTexture;
repData.meshState = MeshState.needAsset;
}
else
{
repData.meshState = MeshState.MeshFailed;
}
return;
}
else
{
repData.meshState = MeshState.needMesh;
mesh = m_mesher.CreateMesh(actor.Name, pbs, size, clod, true, convex, true);
if (mesh == null)
{
repData.meshState = MeshState.MeshFailed;
return;
}
}
}
repData.meshState = MeshState.AssetOK;
repData.mesh = mesh;
repData.OBB = mesh.GetOBB();
repData.OBBOffset = mesh.GetCentroid();
repData.hasOBB = true;
if (pbs.SculptEntry)
{
repData.assetID = pbs.SculptTexture;
}
pbs.SculptData = Utils.EmptyBytes;
return;
}
protected override void LoadContent()
{
base.LoadContent();
// vertex declaration
VertexElement[] vertexElements = new VertexElement[]
{
// vertex position
new VertexElement(0, 0, VertexElementFormat.Vector3, VertexElementMethod.Default, VertexElementUsage.Position, 0),
// texture coordinates
new VertexElement(0, 12, VertexElementFormat.Vector2, VertexElementMethod.Default, VertexElementUsage.TextureCoordinate, 0),
};
VertexDeclaration vdecl = new VertexDeclaration(game.Graphics.Device, vertexElements);
// vertices
VertexPositionTexture[] verts = new VertexPositionTexture[7];
verts[0] = new VertexPositionTexture(new Vector3(-0.5f, 0, 1), new Vector2(1, 1));
verts[1] = new VertexPositionTexture(new Vector3(0, 0, 1), new Vector2(1, 0.5f));
verts[2] = new VertexPositionTexture(new Vector3(0.5f, 0, 1), new Vector2(1, 0));
verts[3] = new VertexPositionTexture(new Vector3(0.5f, 0, 0), new Vector2(0, 0));
verts[4] = new VertexPositionTexture(new Vector3(0.1f, 0.5f, 0), new Vector2(0, 0.4f));
verts[5] = new VertexPositionTexture(new Vector3(-0.1f, 0.5f, 0), new Vector2(0, 0.6f));
verts[6] = new VertexPositionTexture(new Vector3(-0.5f, 0, 0), new Vector2(0, 1));
// vertexBuffer
VertexBuffer vertexBuffer = new VertexBuffer(game.Graphics.Device,
VertexPositionTexture.SizeInBytes * verts.Length,
BufferUsage.WriteOnly | BufferUsage.None);
vertexBuffer.SetData(verts);
// indices
short[] indices = new short[15];
indices[0] = 0;
indices[1] = 6;
indices[2] = 1;
indices[3] = 1;
indices[4] = 3;
indices[5] = 2;
indices[6] = 6;
indices[7] = 5;
indices[8] = 1;
indices[9] = 5;
indices[10] = 4;
indices[11] = 1;
indices[12] = 4;
indices[13] = 3;
indices[14] = 1;
// indexBuffer
IndexBuffer ib = new IndexBuffer(
game.Graphics.Device,
sizeof(short) * indices.Length,
BufferUsage.None,
IndexElementSize.SixteenBits
);
ib.SetData(indices);
IMaterial[] materials = new IMaterial[1];
materials[0] = Material.Create(game, "AfterBurner", InstancingType.None);
IMesh[] meshes = new IMesh[1];
meshes[0] = new VbIbAdapterMesh(game, vertexBuffer, ib, vdecl, 5, 7, "AfterBurner");
Model = new Engine.Graphics.Models.Model(game, meshes, materials, "AfterBurner");
maxSize = LocalScale;
rotation = LocalRotation;
}
public void Dispose()
{
meshManager.DisposeMesh(chunkMesh);
chunkMesh = null !;
}
public MeshRenderData(IMesh mesh)
{
Mesh = mesh;
}
void Init(IntPtr pParam)
{
IEngineSubSystem pSubSys;
pEngineCore.GetSubSystem(E_ENGINE_SUB_SYSTEM.ESS_CORE_RENDERER, out pSubSys);
pCoreRenderer = (ICoreRenderer)pSubSys;
pEngineCore.GetSubSystem(E_ENGINE_SUB_SYSTEM.ESS_RENDER, out pSubSys);
IRender pRender = (IRender)pSubSys;
pRender.GetRender3D(out pRender3D);
TColor4 c = TColor4.ColorGray();
pRender.SetClearColor(ref c);
IResourceManager pResMan;
pEngineCore.GetSubSystem(E_ENGINE_SUB_SYSTEM.ESS_RESOURCE_MANAGER, out pSubSys);
pResMan = (IResourceManager)pSubSys;
IEngineBaseObject pBaseObj;
const uint load_3d_flag = (uint)(E_TEXTURE_LOAD_FLAGS.TLF_FILTERING_ANISOTROPIC |
E_TEXTURE_LOAD_FLAGS.TLF_ANISOTROPY_4X | E_TEXTURE_LOAD_FLAGS.TLF_GENERATE_MIPMAPS);
pResMan.Load(RESOURCE_PATH + "fonts\\Times_New_Roman_18_Bold.dft", out pBaseObj,
(uint)E_BITMAP_FONT_LOAD_FLAGS.BFLF_GENERATE_MIPMAPS);
pFont = (IBitmapFont)pBaseObj;
pResMan.Load(RESOURCE_PATH + "textures\\grass.jpg", out pBaseObj, load_3d_flag |
(uint)E_TEXTURE_LOAD_FLAGS.TLF_COORDS_REPEAT /* cause we will tile this texture */);
pTexGrass = (ITexture)pBaseObj;
pResMan.Load(RESOURCE_PATH + "sprites\\cartoon_owl.png", out pBaseObj, load_3d_flag | (uint)E_TEXTURE_LOAD_FLAGS.TLF_COORDS_CLAMP);
pTexOwl = (ITexture)pBaseObj;
pTexOwl.SetFrameSize(48, 128);
pResMan.Load(RESOURCE_PATH + "meshes\\trees\\tree_1.png", out pBaseObj, load_3d_flag | (uint)E_TEXTURE_LOAD_FLAGS.TLF_COORDS_CLAMP);
pTexTree1 = (ITexture)pBaseObj;
pResMan.Load(RESOURCE_PATH + "meshes\\trees\\tree_1.dmd", out pBaseObj, (uint)E_MESH_MODEL_LOAD_FLAGS.MMLF_FORCE_MODEL_TO_MESH);
pMeshTree1 = (IMesh)pBaseObj;
pResMan.Load(RESOURCE_PATH + "meshes\\trees\\tree_2.png", out pBaseObj, load_3d_flag | (uint)E_TEXTURE_LOAD_FLAGS.TLF_COORDS_CLAMP);
pTexTree2 = (ITexture)pBaseObj;
pResMan.Load(RESOURCE_PATH + "meshes\\trees\\tree_2.dmd", out pBaseObj, (uint)E_MESH_MODEL_LOAD_FLAGS.MMLF_FORCE_MODEL_TO_MESH);
pMeshTree2 = (IMesh)pBaseObj;
pResMan.Load(RESOURCE_PATH + "meshes\\trees\\tree_3.png", out pBaseObj, load_3d_flag | (uint)E_TEXTURE_LOAD_FLAGS.TLF_COORDS_CLAMP);
pTexTree3 = (ITexture)pBaseObj;
pResMan.Load(RESOURCE_PATH + "meshes\\trees\\tree_3.dmd", out pBaseObj, (uint)E_MESH_MODEL_LOAD_FLAGS.MMLF_FORCE_MODEL_TO_MESH);
pMeshTree3 = (IMesh)pBaseObj;
pResMan.Load(RESOURCE_PATH + "meshes\\zard\\zard_diff.dds", out pBaseObj, load_3d_flag | (uint)E_TEXTURE_LOAD_FLAGS.TLF_COORDS_CLAMP);
pTexZard = (ITexture)pBaseObj;
pResMan.Load(RESOURCE_PATH + "meshes\\zard\\zard_walk.dmd", out pBaseObj, 0);
pModelZard = (IModel)pBaseObj;
// add some fog to the scene
pRender3D.SetFogColor(ref c);
pRender3D.SetLinearFogBounds(1.5f, 4f);
pRender3D.ToggleFog(true);
PlaneDataPtr = Unmanaged.New <float>(c_afPlane.Length);
PlaneDataPtr.Copy(c_afPlane);
desc = new TDrawDataDesc
(
PlaneDataPtr,
12 * sizeof(float),
24 * sizeof(float),
false
);
}
public IOWriteResult Write(TextWriter writer, List <WriteMesh> vMeshes, WriteOptions options)
{
if (options.groupNamePrefix != null)
{
GroupNamePrefix = options.groupNamePrefix;
}
if (options.GroupNameF != null)
{
GroupNameF = options.GroupNameF;
}
int nAccumCountV = 1; // OBJ indices always start at 1
int nAccumCountUV = 1;
// collect materials
string sMaterialLib = "";
int nHaveMaterials = 0;
if (options.bWriteMaterials && options.MaterialFilePath.Length > 0)
{
List <GenericMaterial> vMaterials = MeshIOUtil.FindUniqueMaterialList(vMeshes);
IOWriteResult ok = write_materials(vMaterials, options);
if (ok.code == IOCode.Ok)
{
sMaterialLib = Path.GetFileName(options.MaterialFilePath);
nHaveMaterials = vMeshes.Count;
}
}
if (options.AsciiHeaderFunc != null)
{
writer.WriteLine(options.AsciiHeaderFunc());
}
if (sMaterialLib != "")
{
writer.WriteLine("mtllib {0}", sMaterialLib);
}
for (int mi = 0; mi < vMeshes.Count; ++mi)
{
IMesh mesh = vMeshes[mi].Mesh;
if (options.ProgressFunc != null)
{
options.ProgressFunc(mi, vMeshes.Count);
}
bool bVtxColors = options.bPerVertexColors && mesh.HasVertexColors;
bool bNormals = options.bPerVertexNormals && mesh.HasVertexNormals;
// use separate UV set if we have it, otherwise write per-vertex UVs if we have those
bool bVtxUVs = options.bPerVertexUVs && mesh.HasVertexUVs;
if (vMeshes[mi].UVs != null)
{
bVtxUVs = false;
}
int[] mapV = new int[mesh.MaxVertexID];
// write vertices for this mesh
foreach (int vi in mesh.VertexIndices())
{
mapV[vi] = nAccumCountV++;
Vector3d v = mesh.GetVertex(vi);
if (bVtxColors)
{
Vector3d c = mesh.GetVertexColor(vi);
writer.WriteLine("v {0} {1} {2} {3:F8} {4:F8} {5:F8}", v[0], v[1], v[2], c[0], c[1], c[2]);
}
else
{
writer.WriteLine("v {0} {1} {2}", v[0], v[1], v[2]);
}
if (bNormals)
{
Vector3d n = mesh.GetVertexNormal(vi);
writer.WriteLine("vn {0:F10} {1:F10} {2:F10}", n[0], n[1], n[2]);
}
if (bVtxUVs)
{
Vector2f uv = mesh.GetVertexUV(vi);
writer.WriteLine("vt {0:F10} {1:F10}", uv.x, uv.y);
}
}
// write independent UVs for this mesh, if we have them
IIndexMap mapUV = (bVtxUVs) ? new IdentityIndexMap() : null;
DenseUVMesh uvSet = null;
if (vMeshes[mi].UVs != null)
{
uvSet = vMeshes[mi].UVs;
int nUV = uvSet.UVs.Length;
var fullMap = new IndexMap(false, nUV); // [TODO] do we really need a map here? is just integer shift, no?
for (int ui = 0; ui < nUV; ++ui)
{
writer.WriteLine("vt {0:F8} {1:F8}", uvSet.UVs[ui].x, uvSet.UVs[ui].y);
fullMap[ui] = nAccumCountUV++;
}
mapUV = fullMap;
}
// check if we need to write usemtl lines for this mesh
bool bWriteMaterials = nHaveMaterials > 0 &&
vMeshes[mi].TriToMaterialMap != null &&
vMeshes[mi].Materials != null;
// various ways we can write triangles to minimize state changes...
// [TODO] support writing materials when mesh has groups!!
if (options.bWriteGroups && mesh.HasTriangleGroups)
{
write_triangles_bygroup(writer, mesh, mapV, uvSet, mapUV, bNormals);
}
else
{
write_triangles_flat(writer, vMeshes[mi], mapV, uvSet, mapUV, bNormals, bWriteMaterials);
}
if (options.ProgressFunc != null)
{
options.ProgressFunc(mi + 1, vMeshes.Count);
}
}
return(new IOWriteResult(IOCode.Ok, ""));
}
protected override void LoadContent()
{
base.LoadContent();
IMesh[] meshes = new IMesh[1];
// vertex declaration
VertexElement[] vertexElements = new VertexElement[]
{
// vertex data
// vertex position
new VertexElement(0, 0, VertexElementFormat.Vector3, VertexElementMethod.Default, VertexElementUsage.Position, 0),
// texture coordinates
new VertexElement(0, 12, VertexElementFormat.Vector2, VertexElementMethod.Default, VertexElementUsage.TextureCoordinate, 1),
// instance data
// instance transform matrix 3x4
new VertexElement(1, 0, VertexElementFormat.Single, VertexElementMethod.Default, VertexElementUsage.TextureCoordinate, 0)
};
VertexDeclaration vdecl = new VertexDeclaration(Game.Graphics.Device, vertexElements);
// vertices
VertexPositionTexture[] verts = new VertexPositionTexture[4];
verts[0] = new VertexPositionTexture(new Vector3(-8f, 0, -4), new Vector2(0, 0));
verts[1] = new VertexPositionTexture(new Vector3(-8f, 0, 0), new Vector2(0, 1));
verts[2] = new VertexPositionTexture(new Vector3(8f, 0, -4), new Vector2(1, 0));
verts[3] = new VertexPositionTexture(new Vector3(8f, 0, 0), new Vector2(1, 1));
// vertexBuffer
VertexBuffer vertexBuffer = new VertexBuffer(Game.Graphics.Device,
VertexPositionTexture.SizeInBytes * verts.Length,
BufferUsage.WriteOnly | BufferUsage.None);
vertexBuffer.SetData <VertexPositionTexture>(verts);
// instances
instanceVertices = new InstanceVertex[instanceCount];
for (int i = 0; i < instanceCount; ++i)
{
instanceVertices[i] = new InstanceVertex(i);
}
// instanceBuffer
instanceBuffer = new VertexBuffer(Game.Graphics.Device,
typeof(InstanceVertex),
instanceCount,
BufferUsage.WriteOnly);
instanceBuffer.SetData <InstanceVertex>(instanceVertices);
// indices
short[] indices = new short[6];
indices[0] = 0;
indices[1] = 2;
indices[2] = 3;
indices[3] = 3;
indices[4] = 1;
indices[5] = 0;
// ib
IndexBuffer ib = new IndexBuffer(
Game.Graphics.Device,
sizeof(short) * indices.Length,
BufferUsage.None,
IndexElementSize.SixteenBits
);
ib.SetData <short>(indices);
meshes[0] = new VbIbAdapterMesh(Game, vertexBuffer, instanceBuffer, ib, vdecl, 2, 4, instanceCount, "UltraPhaserProjectile");
IMaterial[] materials = new IMaterial[1];
materials[0] = Material.Create(Game, "PhaserTex", InstancingType.Constants);
projectileInstances = new DynamicInstancingModel(Game, meshes, materials, "Phaser");
foreach (EffectParameter parameter in projectileInstances.Materials[0].Effect.Parameters)
{
if (parameter.Semantic == "INSTANCE_DATA")
{
instanceParameter = parameter;
}
}
}
/// <summary> /// Retrieves a single random vertex from the mesh using the /// weighted collection of equal distribution along the shape /// ignoring high levels of detail. /// </summary> /// <param name="mesh">The mesh to retrieve the vertices from.</param> /// <param name="rand">The randomizer for deterministic behaviour.</param> /// <returns>A single verted randomly chosen from the mesh.</returns> /// <exception cref="ArgumentNullException">If the specified mesh or randomizer /// does not exist.</exception> public static Vector3 GetRandomVertex(this IMesh mesh, Random rand) => GetRandomVertices(mesh, 1, rand)[0];
/// <summary> /// Method for getting a random vertex of a mesh. /// </summary> /// <param name="mesh">The mesh of which the random vertices will be taken.</param> /// <param name="random">The (threadsafe) random generator.</param> /// <returns>The random vertex.</returns> private static Vector3 GetRandomVertex(IMesh mesh, Random random) => GetRandomVertices(mesh, random, 1)[0];
/// <summary>
/// Method for getting a certain number of random vertices from a mesh.
/// </summary>
/// <param name="mesh">The mesh of which the random vertices will be taken.</param>
/// <param name="random">The (threadsafe) random generator.</param>
/// <param name="numberOfVertices">The number of random vertices.</param>
/// <returns>An array containing the random vertices.</returns>
private static Vector3[] GetRandomVertices(IMesh mesh, Random random, int numberOfVertices)
{
return(mesh.GetRandomVertices(numberOfVertices, random));
}
