public void FastUpdateVertices(DMesh3 source, int[] source_vertices, bool bCopyNormals = false, bool bCopyColors = false)
{
int NV = source_vertices.Length;
Vector3[] vertices = new Vector3[NV];
for (int i = 0; i < NV; ++i)
{
vertices[i] = (Vector3)source.GetVertex(source_vertices[i]);
}
mesh.vertices = vertices;
if (bCopyNormals && source.HasVertexNormals)
{
Vector3[] normals = new Vector3[NV];
for (int i = 0; i < NV; ++i)
{
normals[i] = (Vector3)source.GetVertexNormal(source_vertices[i]);
}
mesh.normals = normals;
}
if (bCopyColors && source.HasVertexColors)
{
Color[] colors = new Color[NV];
for (int i = 0; i < NV; ++i)
{
colors[i] = (Color)source.GetVertexColor(source_vertices[i]);
}
mesh.colors = colors;
}
}
protected override void SolveInstance(IGH_DataAccess DA)
{
DMesh3_goo goo = null;
DA.GetData(0, ref goo);
DMesh3 mesh = new DMesh3(goo.Value);
List <Point3d> vertices = new List <Point3d>();
List <MeshFace> faces = new List <MeshFace>();
List <Color> cols = new List <Color>();
List <int> v_i = new List <int>();
List <int> f_i = new List <int>();
foreach (var ind in mesh.VertexIndices())
{
v_i.Add(ind);
vertices.Add(mesh.GetVertex(ind).ToRhinoPt());
var col = mesh.GetVertexColor(ind);
cols.Add(Color.FromArgb((int)(col.x * 255), (int)(col.y * 255), (int)(col.z * 255)));
}
foreach (var ind in mesh.TriangleIndices())
{
f_i.Add(ind);
var tri = mesh.GetTriangle(ind);
faces.Add(new MeshFace(tri.a, tri.b, tri.c));
}
DA.SetDataList(0, v_i);
DA.SetDataList(1, vertices);
DA.SetDataList(2, f_i);
DA.SetDataList(3, faces);
DA.SetDataList(4, cols);
}
public fMesh(int[] triangles, DMesh3 source, int[] source_vertices, bool bCopyNormals = false, bool bCopyColors = false, bool bCopyUVs = false)
{
int NV = source_vertices.Length;
Vector3[] vertices = new Vector3[NV];
for (int i = 0; i < NV; ++i)
{
vertices[i] = (Vector3)source.GetVertex(source_vertices[i]);
}
Mesh m = new Mesh();
m.vertices = vertices;
if (NV > 65000 || triangles.Length / 3 > 65000)
{
m.indexFormat = UnityEngine.Rendering.IndexFormat.UInt32;
}
m.triangles = triangles;
if (bCopyNormals && source.HasVertexNormals)
{
Vector3[] normals = new Vector3[NV];
for (int i = 0; i < NV; ++i)
{
normals[i] = (Vector3)source.GetVertexNormal(source_vertices[i]);
}
m.normals = normals;
}
else
{
m.RecalculateNormals();
}
if (bCopyColors && source.HasVertexColors)
{
Color[] colors = new Color[NV];
for (int i = 0; i < NV; ++i)
{
colors[i] = (Color)source.GetVertexColor(source_vertices[i]);
}
m.colors = colors;
}
if (bCopyUVs && source.HasVertexUVs)
{
Vector2[] uvs = new Vector2[NV];
for (int i = 0; i < NV; ++i)
{
uvs[i] = source.GetVertexUV(source_vertices[i]);
}
m.uv = uvs;
}
mesh = m;
}
public fMesh(int[] triangles, DMesh3 source, int[] source_vertices, bool bCopyNormals = false, bool bCopyColors = false)
{
int NV = source_vertices.Length;
Vector3[] vertices = new Vector3[NV];
for (int i = 0; i < NV; ++i)
{
vertices[i] = (Vector3)source.GetVertex(source_vertices[i]);
}
Mesh m = new Mesh();
m.vertices = vertices;
m.triangles = triangles;
if (bCopyNormals && source.HasVertexNormals)
{
Vector3[] normals = new Vector3[NV];
for (int i = 0; i < NV; ++i)
{
normals[i] = (Vector3)source.GetVertexNormal(source_vertices[i]);
}
m.normals = normals;
}
else
{
m.RecalculateNormals();
}
if (bCopyColors && source.HasVertexColors)
{
Color[] colors = new Color[NV];
for (int i = 0; i < NV; ++i)
{
colors[i] = (Color)source.GetVertexColor(source_vertices[i]);
}
m.colors = colors;
}
unitymesh = m;
}
/// <summary>
/// copy vertex positions from sourceMesh.
/// [TODO] perhaps can refactor into a call to EditAndUpdateMesh() ?
/// </summary>
public void UpdateVertices(DMesh3 sourceMesh, bool bNormals = true, bool bColors = true)
{
if (sourceMesh.MaxVertexID != mesh.MaxVertexID)
{
throw new Exception("DMeshSO.UpdateVertexPositions: not enough positions provided!");
}
bNormals &= sourceMesh.HasVertexNormals;
if (bNormals && mesh.HasVertexNormals == false)
{
mesh.EnableVertexNormals(Vector3f.AxisY);
}
bColors &= sourceMesh.HasVertexColors;
if (bColors && mesh.HasVertexColors == false)
{
mesh.EnableVertexColors(Colorf.White);
}
lock (mesh_write_lock) {
foreach (int vid in mesh.VertexIndices())
{
Vector3d sourceV = sourceMesh.GetVertex(vid);
mesh.SetVertex(vid, sourceV);
if (bNormals)
{
Vector3f sourceN = sourceMesh.GetVertexNormal(vid);
mesh.SetVertexNormal(vid, sourceN);
}
if (bColors)
{
Vector3f sourceC = sourceMesh.GetVertexColor(vid);
mesh.SetVertexColor(vid, sourceC);
}
}
}
fast_mesh_update(bNormals, bColors);
post_mesh_modified();
}
public virtual void Update()
{
base.begin_update();
if (MeshSource == null)
{
throw new Exception("MeshVertexDisplacementOp: must set valid MeshSource to compute!");
}
if (DisplacementSource == null)
{
throw new Exception("MeshVertexDisplacementOp: must set valid DisplacementSource to compute!");
}
DMesh3 meshIn = MeshSource.GetDMeshUnsafe();
IVectorDisplacement displace = DisplacementSource.GetDisplacement();
if (displace.Count != 0 && displace.Count != meshIn.MaxVertexID)
{
throw new Exception("MeshVertexDisplacementOp: inconsistent counts " + displace.Count.ToString() + " != " + meshIn.MaxVertexID.ToString());
}
DMesh3 mesh = new DMesh3(meshIn, MeshHints.None);
//if (!mesh.HasVertexNormals)
// MeshNormals.QuickCompute(mesh);
if (displace.Count > 0)
{
gParallel.ForEach(mesh.VertexIndices(), (vid) => {
Vector3d dv = displace.GetDisplacementForIndex(vid);
//Vector3f n = mesh.GetVertexNormal(vid);
Vector3d v = mesh.GetVertex(vid);
v += dv;
mesh.SetVertex(vid, v);
});
if (enable_heat_map)
{
// compute max displace len
ColorMap map = new ColorMap();
map.AddPoint(0, Colorf.CornflowerBlue);
float d = (float)HeatMapMaxDistance;
map.AddPoint(d, Colorf.Orange);
map.AddPoint(2 * d, Colorf.VideoYellow);
map.AddPoint(4 * d, Colorf.VideoRed);
map.AddPoint(-d, Colorf.VideoMagenta);
float max_displace = d;
gParallel.ForEach(mesh.VertexIndices(), (vid) => {
Vector3f dv = (Vector3f)displace.GetDisplacementForIndex(vid);
Vector3f n = mesh.GetVertexNormal(vid);
float sign = n.Dot(dv) > 0 ? 1 : -1;
Colorf c = map.Linear(dv.Length * sign);
Colorf existing_c = mesh.GetVertexColor(vid);
float preserve__max = max_displace / 2;
float t = MathUtil.Clamp(dv.Length / preserve__max, 0.0f, 1.0f);
c = (1.0f - t) * existing_c + (t) * c;
mesh.SetVertexColor(vid, c);
//float t = MathUtil.Clamp(dv.Length / max_displace, -1.0f, 1.0f);
//mesh.SetVertexColor(vid, t * Colorf.Orange);
});
}
}
MeshNormals.QuickCompute(mesh);
DisplacedMesh = mesh;
base.complete_update();
}