// Use this for initialization
void Start()
{
meshGO = GameObject.Find("sample_mesh");
Mesh unityMesh = meshGO.GetComponent <MeshFilter>().mesh;
startMesh = g3UnityUtils.UnityMeshToDMesh(unityMesh);
double height = startMesh.CachedBounds.Height;
// find path to sample file
if (LoadSampleMesh)
{
string curPath = Application.dataPath;
string filePath = Path.Combine(curPath, Path.Combine("..\\sample_files", SampleFileName));
// load sample file, convert to unity coordinate system, translate and scale to origin
startMesh = StandardMeshReader.ReadMesh(filePath);
if (startMesh == null)
{
startMesh = new Sphere3Generator_NormalizedCube().Generate().MakeDMesh();
}
if (FlipLeftRight)
{
MeshTransforms.FlipLeftRightCoordSystems(startMesh);
}
MeshTransforms.Scale(startMesh, height / startMesh.CachedBounds.Height);
MeshTransforms.Translate(startMesh, -startMesh.CachedBounds.Center);
MeshNormals.QuickCompute(startMesh);
g3UnityUtils.SetGOMesh(meshGO, startMesh);
}
}
void apply_scene_scale(TargetObject obj, Vector3f scale)
{
// construct scaled scene frame and update SO
Frame3f f = obj.sceneFrame;
f.Origin = scale * (f.Origin - sharedOriginS) + sharedOriginS;
obj.curSceneFrame = f;
obj.SO.SetLocalFrame(f, CoordSpace.SceneCoords);
Frame3f fL = obj.SO.GetLocalFrame(CoordSpace.ObjectCoords);
// transform is to map from original obj frame into scene, scale, and then map into scaled obj frame
TransformSequence seq = new TransformSequence();
seq.AppendFromFrame(obj.objFrame);
seq.AppendScale(scale, sharedOriginS);
seq.AppendToFrame(fL);
obj.SO.EditAndUpdateMesh((mesh) => {
// restore original positions
mesh.VerticesBuffer.copy(obj.InputMeshV);
if (obj.InputMeshN != null && mesh.HasVertexNormals)
{
mesh.NormalsBuffer.copy(obj.InputMeshN);
}
// apply xform
MeshTransforms.PerVertexTransform(mesh, seq);
}, GeometryEditTypes.VertexDeformation);
}
private static void LoadAssetsAsMeshes(IList <Asset> assets, int trianglesLimit, double scale, Dictionary <Asset, DMesh3> destination)
{
if (destination == null)
{
return;
}
var meshBuilder = new DMesh3Builder()
{
NonManifoldTriBehavior = DMesh3Builder.AddTriangleFailBehaviors.DiscardTriangle
};
var objReader = new OBJFormatReader();
var reader = new StandardMeshReader()
{
MeshBuilder = meshBuilder, ReadInvariantCulture = true
};
//reader.AddFormatHandler(objReader);
foreach (var asset in assets)
{
//var isMeshLoaded = objReader.ReadFile(asset.OpenAssetFile(), meshBuilder, null, new ParsingMessagesHandler((s, o) => {; }));
var isMeshLoaded = reader.Read(asset.OpenAssetFile(), asset.FileFormat.ToString(), ReadOptions.Defaults);
if (isMeshLoaded.code == IOCode.Ok)
{
var mesh = meshBuilder.Meshes.Last();
Reducer r = new Reducer(mesh)
{
PreserveBoundaryShape = true,
};
r.ReduceToTriangleCount(trianglesLimit);
MeshTransforms.Scale(mesh, scale);
destination[asset] = mesh;
}
}
}
// update visible triangles for this chunk
void update_triangles(OrderedChunk chunk, float max_scalar)
{
if (chunk.mesh == null)
{
chunk.mesh = new MeshChunk();
}
int count = 0;
foreach (int idx in chunk.order_range)
{
if (tri_ordering[idx].scalar < max_scalar)
{
count++;
}
}
// if we have the same count, we can keep it
if (chunk.mesh.current_count == count)
{
chunk.mesh.submesh.SetVisible(true);
return;
}
// find subset triangles
int[] triangles = new int[count];
for (int k = 0; k < count; ++k)
{
int idx = chunk.order_range.a + k;
triangles[k] = tri_ordering[idx].tid;
}
// find submesh
// [TODO] faster variant of this? Also could be computing these in background...
DSubmesh3 submesh = new DSubmesh3(Mesh, triangles);
MeshTransforms.VertexNormalOffset(submesh.SubMesh, NormalOffsetDistance);
fMesh umesh = UnityUtil.DMeshToUnityMesh(submesh.SubMesh, false);
// create or update GO
if (chunk.mesh.submesh == null)
{
chunk.mesh.submesh = new fMeshGameObject(umesh, true, false);
if (ChunkMeshMaterial != null)
{
chunk.mesh.submesh.SetMaterial(ChunkMeshMaterial);
}
if (ChunkMeshParent != null)
{
ChunkMeshParent.AddChild(chunk.mesh.submesh, false);
}
}
else
{
chunk.mesh.submesh.UpdateMesh(umesh, true, false);
}
chunk.mesh.submesh.SetVisible(true);
chunk.mesh.current_count = count;
}
internal static void test_MeshMeshCut_CutInSingleTriangle()
{
Console.WriteLine($"test_MeshMeshCut_CutInSingleTriangle.");
var shape = test_Bool.MakeBox(
center: new Vector3d(5, 5, 0),
size: new Vector3d(10, 10, 2)
);
var tool = test_Bool.MakeBox(
center: new Vector3d(2.5, 7.5, 1),
size: new Vector3d(.5, .5, .5)
);
MeshTransforms.Translate(shape, new Vector3d(1, 1, 1));
MeshTransforms.Translate(tool, new Vector3d(1, 1, 1));
var error = false;
DMesh3 ret;
using (var c = new ConsoleColorController())
{
var meshCut = new MeshMeshCut();
meshCut.Target = shape;
meshCut.CutMesh = tool;
meshCut.Compute();
}
}
/// <summary>
/// Generates a row of cylinders tessellated w/ different chord lengths
/// eg 10x1cm : CalibrationModelGenerator.MakePrintStepSizeTest(10.0f, 10.0f, 0.1, 1.0, 10);
/// </summary>
public static DMesh3 MakePrintStepSizeTest(double cylDiam, double cylHeight, double lowStep, double highStep, int nSteps)
{
double spacing = 2.0f;
float r = (float)cylDiam * 0.5f;
double cx = 0.5 * (nSteps * cylDiam + (nSteps - 1) * spacing);
DMesh3 accumMesh = new DMesh3();
double cur_x = -cx + cylDiam / 2;
for (int k = 0; k < nSteps; ++k)
{
double t = (double)k / (double)(nSteps - 1);
double chord_len = (1.0 - t) * lowStep + (t) * highStep;
int slices = (int)((MathUtil.TwoPI * r) / chord_len);
CappedCylinderGenerator cylgen = new CappedCylinderGenerator()
{
BaseRadius = r,
TopRadius = r,
Height = (float)cylHeight,
Slices = slices,
NoSharedVertices = false
};
DMesh3 cylMesh = cylgen.Generate().MakeDMesh();
MeshTransforms.Translate(cylMesh, -cylMesh.CachedBounds.Min.y * Vector3d.AxisY);
MeshTransforms.Translate(cylMesh, cur_x * Vector3d.AxisX);
cur_x += cylDiam + spacing;
MeshEditor.Append(accumMesh, cylMesh);
}
MeshTransforms.ConvertYUpToZUp(accumMesh);
return(accumMesh);
}
public SliceFeature(Mesh input)
{
MeshCheck meshCheck = new MeshCheck();
meshCheck.setMesh(input);
DMesh3 mesh = meshCheck.ToUnityWatertightMesh().ToDMesh3();
if (!mesh.IsClosed())
{
return;
}
// center mesh above origin
AxisAlignedBox3d bounds = mesh.CachedBounds;
Vector3d baseCenterPt = bounds.Center - bounds.Extents.z * Vector3d.AxisZ;
MeshTransforms.Translate(mesh, -baseCenterPt);
// create print mesh set
meshes = new PrintMeshAssembly();
meshes.AddMesh(mesh, PrintMeshOptions.Default());
// create settings
//MakerbotSettings settings = new MakerbotSettings(Makerbot.Models.Replicator2);
//PrintrbotSettings settings = new PrintrbotSettings(Printrbot.Models.Plus);
//MonopriceSettings settings = new MonopriceSettings(Monoprice.Models.MP_Select_Mini_V2);
settings = new RepRapSettings(RepRap.Models.Unknown);
}
/// <summary>
/// available after call to UpdateSection()
/// </summary>
public DMesh3 GetSectionMesh(double simplifyTol = 0.01)
{
DMesh3 mesh = new DMesh3();
if (localCurves.Loops == null)
{
return(mesh);
}
List <GeneralPolygon2d> solids = GetSolids();
foreach (GeneralPolygon2d poly in solids)
{
poly.Simplify(simplifyTol, simplifyTol / 10, true);
TriangulatedPolygonGenerator gen = new TriangulatedPolygonGenerator()
{
Polygon = poly
};
DMesh3 polyMesh = gen.Generate().MakeDMesh();
MeshTransforms.PerVertexTransform(polyMesh, (uv) => {
return(frameL.FromPlaneUV((Vector2f)uv.xy, 2));
});
MeshEditor.Append(mesh, polyMesh);
}
if (OutputSpace != CoordSpace.ObjectCoords)
{
MeshTransforms.PerVertexTransform(mesh, (v) => {
return(SceneTransforms.TransformTo((Vector3f)v, SO, CoordSpace.ObjectCoords, OutputSpace));
});
}
return(mesh);
}
public override fMesh MakeGeometry(AxisGizmoFlags widget)
{
switch (widget)
{
case AxisGizmoFlags.AxisTranslateY:
if (MyAxisTranslateY == null)
{
Radial3DArrowGenerator arrowGen = new Radial3DArrowGenerator()
{
HeadLength = 2.0f, TipRadius = 0.1f, StickLength = 1.5f, Clockwise = true
};
DMesh3 mesh = arrowGen.Generate().MakeDMesh();
MeshNormals.QuickCompute(mesh);
MeshTransforms.Translate(mesh, 0.5 * Vector3d.AxisY);
DMesh3 flip = new DMesh3(mesh);
MeshTransforms.Rotate(flip, Vector3d.Zero, Quaterniond.AxisAngleD(Vector3d.AxisX, 180));
MeshEditor.Append(mesh, flip);
MyAxisTranslateY = new fMesh(mesh);
}
return(MyAxisTranslateY);
default:
return(null);
}
}
/// <summary>
/// Initialize the data model to the new-imported-scan state, with the given mesh (presumably loaded from file?)
/// </summary>
public static void InitializeScan(DMesh3 mesh)
{
AxisAlignedBox3d bounds = mesh.CachedBounds;
Vector3d translate = -bounds.Center;
double dy = 0.5 * bounds.Height;
MeshTransforms.Translate(mesh, translate);
ScanSO scanSO = new ScanSO();
scanSO.Create(mesh, OrthogenMaterials.ScanMaterial);
OG.Scene.AddSceneObject(scanSO);
Frame3f f = scanSO.GetLocalFrame(CoordSpace.SceneCoords);
f.Translate((float)dy * Vector3f.AxisY);
scanSO.SetLocalFrame(f, CoordSpace.SceneCoords);
OG.Model.InitializeScan(scanSO);
OG.Model.Workflow.SetInitialState(ScanState.Identifier);
// reposition camera
Vector3f c = scanSO.GetLocalFrame(CoordSpace.WorldCoords).Origin;
//OG.Context.ActiveCamera.Animator().PanFocus(c);
OG.Context.ActiveCamera.Manipulator().ScenePanFocus(
OG.Context.Scene, OG.Context.ActiveCamera, c, false);
// [TODO] this should happen via a transition, I think...
// set up xforms/etc
OG.Context.TransformManager.SetActiveGizmoType(AxisTransformGizmo.DefaultName);
}
public override bool BuildOnMesh(DMesh3Builder meshBuilder)
{
var doorCopy = new DMesh3(Mesh, bCompact: true);
if (FrontNormal == -Vector3d.AxisZ)
{
// trick to prevent 180 rotation
FrontNormal += new Vector3d(0.0000001, 0.0, 0.0);
}
var meshWidth = doorCopy.GetBounds().Width;
var meshHeight = doorCopy.GetBounds().Height;
var widthScale = WidthLimit / meshWidth;
var heightScale = HeightLimit / meshHeight;
Quaterniond orientingQuaternion = new Quaterniond(Vector3d.AxisZ, FrontNormal);
MeshTransforms.Rotate(doorCopy, Vector3d.Zero, orientingQuaternion);
MeshTransforms.Scale(doorCopy, Math.Min(widthScale, heightScale));
MeshTransforms.Translate(doorCopy, Origin);
meshBuilder.AppendNewMesh(doorCopy);
meshBuilder.SetActiveMesh(0);
return(true);
}
fPolylineGameObject make_path <T>(LinearToolpath3 <T> path, fMaterial material, float width, Vector3d origin) where T : IToolpathVertex
{
Vector3d prev = Vector3d.Zero;
tempPolyLine.Clear();
foreach (T vtx in path)
{
Vector3d v = origin + vtx.Position;
v = MeshTransforms.ConvertZUpToYUp(v);
v = MeshTransforms.FlipLeftRightCoordSystems(v);
// [RMS] because of the sharp turns we make, unity polyline will get twisted up unless we put
// in some duplicate vertices =\
if (tempPolyLine.Count > 0)
{
tempPolyLine.Add((Vector3f)Vector3d.Lerp(prev, v, 0.001));
tempPolyLine.Add((Vector3f)Vector3d.Lerp(prev, v, 0.998));
tempPolyLine.Add((Vector3f)Vector3d.Lerp(prev, v, 0.999));
}
tempPolyLine.Add((Vector3f)v);
prev = v;
}
fPolylineGameObject go = PolylinePool.Allocate();
go.SetMaterial(material, true);
go.SetLineWidth(width);
go.SetVertices(tempPolyLine.ToArray(), false, true);
return(go);
}
void bake_hole_mesh()
{
CavityPreviewSO.EditAndUpdateMesh((mesh) => {
MeshTransforms.Scale(mesh, new Vector3d(HoleSize, HoleSize, (float)CurHoleDepth), Vector3d.Zero);
}, GeometryEditTypes.VertexDeformation);
CavityPreviewSO.SetLocalScale(Vector3f.One);
}
/// <summary>
/// compute offset meshes as simple extrusions
/// </summary>
void compute_offset_meshes_nosdf()
{
if (cached_inner_sdf_offset != inner_offset)
{
InnerOffsetMesh = new DMesh3(cachedInputMesh);
MeshTransforms.FromFrame(InnerOffsetMesh, cachedInputsTransform);
MeshNormals.QuickCompute(InnerOffsetMesh);
MeshTransforms.VertexNormalOffset(InnerOffsetMesh, inner_offset);
Reducer reducer = new Reducer(InnerOffsetMesh);
reducer.ReduceToTriangleCount(5000);
InnerOffsetMeshSpatial = new DMeshAABBTree3(InnerOffsetMesh, true);
cached_inner_sdf_offset = inner_offset;
}
double max_offset = inner_offset + thickness;
if (cached_outer_sdf_offset != max_offset)
{
OuterOffsetMesh = new DMesh3(cachedInputMesh);
MeshTransforms.FromFrame(OuterOffsetMesh, cachedInputsTransform);
MeshNormals.QuickCompute(OuterOffsetMesh);
MeshTransforms.VertexNormalOffset(OuterOffsetMesh, max_offset);
Reducer reducer = new Reducer(OuterOffsetMesh);
reducer.ReduceToTriangleCount(5000);
OuterOffsetMeshSpatial = new DMeshAABBTree3(OuterOffsetMesh, true);
cached_outer_sdf_offset = max_offset;
}
//Util.WriteDebugMesh(MeshSource.GetIMesh(), "c:\\scratch\\__OFFESTS_orig.obj");
//Util.WriteDebugMesh(InnerOffsetMesh, "c:\\scratch\\__OFFESTS_inner.obj");
//Util.WriteDebugMesh(OuterOffsetMesh, "c:\\scratch\\__OFFESTS_outer.obj");
}
public static void ExportSocket()
{
if (OG.Model.HasSocket() == false)
{
return;
}
string filename = null;
if (ShowExportDialogInEditor || FPlatform.InUnityEditor() == false)
{
filename = FPlatform.GetSaveFileName("Export Socket",
Path.Combine(ExportSocketPath, "socket.obj"), new string[] { "*.obj" }, "Mesh Files (*.OBJ)");
}
else
{
filename = Path.Combine(ExportSocketPath, "socket.obj");
}
if (filename == null)
{
return;
}
DMesh3 SocketMesh = new DMesh3(OG.Socket.Socket.Mesh);
AxisAlignedBox3d bounds = SocketMesh.CachedBounds;
MeshTransforms.Translate(SocketMesh, -bounds.Min.y * Vector3d.AxisZ);
MeshTransforms.FlipLeftRightCoordSystems(SocketMesh); // convert from unity coordinate system
WriteOptions opt = WriteOptions.Defaults;
opt.bWriteGroups = true;
StandardMeshWriter.WriteMesh(filename, SocketMesh, opt);
}
// parse file and create a set of MeshSO objects
public bool ReadFile(string sPath)
{
sSourcePath = sPath;
SomeMeshesTooLargeForUnityWarning = false;
// read the input file
DMesh3Builder build = new DMesh3Builder();
StandardMeshReader reader = new StandardMeshReader()
{
MeshBuilder = build
};
reader.warningEvent += on_warning;
ReadOptions options = new ReadOptions();
options.ReadMaterials = true;
LastReadResult = reader.Read(sPath, options);
if (LastReadResult.code != IOCode.Ok)
{
return(false);
}
// create the material set
List <SOMaterial> vSOMaterials = new List <SOMaterial>();
for (int k = 0; k < build.Materials.Count; ++k)
{
SOMaterial m = build_material(sPath, build.Materials[k]);
vSOMaterials.Add(m);
}
// convert the read meshes into unity meshes
SceneObjects = new List <ImportedObject>();
for (int k = 0; k < build.Meshes.Count; ++k)
{
DMesh3 mesh = build.Meshes[k];
int matID = build.MaterialAssignment[k];
SOMaterial soMaterial =
(matID < 0 || matID >= vSOMaterials.Count) ? null : vSOMaterials[matID];
if (SwapLeftRight)
{
MeshTransforms.FlipLeftRightCoordSystems(mesh);
}
SceneObjects.Add(new ImportedObject()
{
mesh = mesh, material = soMaterial
});
}
return(SceneObjects.Count > 0);
}
void OrientationCentre(DMesh3 mesh)
{
double x = mesh.CachedBounds.Center.x * -1;
double y = mesh.CachedBounds.Center.y * -1;
double z = mesh.CachedBounds.Center.z * -1;
MeshTransforms.Translate(mesh, x, y, z);
}
public virtual void Setup()
{
// push history stream, so that we can do undo/redo internal to tool,
// that will not end up in external history
push_history_stream();
if (OnApplyF == null)
{
OnApplyF = this.add_so_to_scene;
}
if (PreviewMaterial == null)
{
PreviewMaterial = SOMaterial.CreateMesh("tool_generated", Colorf.DimGrey);
}
if (ErrorMaterial == null)
{
ErrorMaterial = SOMaterial.CreateMesh("tool_generated_error", Colorf.VideoRed);
}
// clear selection here so that multi-select GroupSO goes away, otherwise
// when we copy frmaes below, they are relative to that GroupSO, and things move
inputSelection = new List <SceneObject>(Scene.Selected);
set_allow_selection_changes(true);
Scene.ClearSelection();
set_allow_selection_changes(false);
MeshSourceOps = new List <ConstantMeshSourceOp>();
SceneMeshes = new List <DMesh3>();
foreach (var so in InputSOs)
{
var xform = SceneTransforms.ObjectToSceneXForm(so);
DMesh3 sceneMesh = new DMesh3(so.Mesh);
MeshTransforms.PerVertexTransform(sceneMesh, xform);
SceneMeshes.Add(sceneMesh);
MeshSourceOps.Add(
new ConstantMeshSourceOp(sceneMesh, false, true));
}
EditOp = edit_op_factory(MeshSourceOps.Cast <DMeshSourceOp>());
ComputeOp = new ThreadedMeshComputeOp()
{
MeshSource = EditOp
};
PreviewSO = new DMeshSO()
{
EnableSpatial = EnablePreviewSpatial
};
PreviewSO.Create(new DMesh3(), PreviewMaterial);
Scene.AddSceneObject(PreviewSO);
postprocess_target_objects();
base_initialize_parameters();
}
public override OpStatus Apply()
{
Target.EditAndUpdateMesh(
(mesh) => {
MeshTransforms.Scale(mesh, LocalScale.x, LocalScale.y, LocalScale.z);
Target.SetLocalScale(Vector3f.One);
},
GeometryEditTypes.VertexDeformation
);
return(OpStatus.Success);
}
public override OpStatus Revert()
{
Target.EditAndUpdateMesh(
(mesh) => {
MeshTransforms.Scale(mesh, 1.0 / LocalScale.x, 1.0 / LocalScale.y, 1.0 / LocalScale.z);
Target.SetLocalScale(LocalScale);
},
GeometryEditTypes.VertexDeformation
);
return(OpStatus.Success);
}
protected void generate(float fDiameter, float fHeight, float fWallThickness, float fBaseThickness)
{
base.reset_holes();
CappedCylinderGenerator outer_cylgen = new CappedCylinderGenerator()
{
BaseRadius = fDiameter / 2, TopRadius = fDiameter / 2,
Height = fHeight + 10,
Slices = 60,
Clockwise = true
};
DMesh3 outer_mesh = outer_cylgen.Generate().MakeDMesh();
float fInnerDiam = fDiameter - 2 * fWallThickness;
CappedCylinderGenerator inner_cylgen = new CappedCylinderGenerator()
{
BaseRadius = fInnerDiam / 2, TopRadius = fInnerDiam / 2,
Height = fHeight + 10,
Slices = 60,
Clockwise = false
};
DMesh3 inner_mesh = inner_cylgen.Generate().MakeDMesh();
MeshTransforms.Translate(inner_mesh, fBaseThickness * Vector3d.AxisY);
DMesh3[] meshes = new DMesh3[2] {
outer_mesh, inner_mesh
};
foreach (DMesh3 mesh in meshes)
{
Remesher r = new Remesher(mesh);
r.SetTargetEdgeLength(TargetEdgeLength);
r.SmoothSpeedT = 0.5f;
r.SetExternalConstraints(new MeshConstraints());
MeshConstraintUtil.FixAllGroupBoundaryEdges(r.Constraints, mesh, true);
r.SetProjectionTarget(MeshProjectionTarget.Auto(mesh));
for (int k = 0; k < 10; ++k)
{
r.BasicRemeshPass();
}
}
Vector3d vCutPos = new Vector3d(0, fHeight, 0);
Vector3d vCutNormal = Vector3d.AxisY;
foreach (DMesh3 mesh in meshes)
{
MeshPlaneCut cut = new MeshPlaneCut(mesh, new Vector3d(0, fHeight, 0), Vector3d.AxisY);
cut.Cut();
}
base.set_output_meshes(inner_mesh, outer_mesh);
}
/// <summary>
/// Converts g3.SimpleMesh to UnityEngine.Mesh
/// </summary>
/// <param name="simpleMesh">SimpleMesh</param>
/// <returns>UnityEngine.Mesh</returns>
public static Mesh ToMesh(this SimpleMesh simpleMesh)
{
Mesh unityMesh = new Mesh();
MeshTransforms.ConvertZUpToYUp(simpleMesh);
Vector3[] vertices = new Vector3[simpleMesh.VertexCount];
Color[] colors = new Color[simpleMesh.VertexCount];
Vector2[] uvs = new Vector2[simpleMesh.VertexCount];
Vector3[] normals = new Vector3[simpleMesh.VertexCount];
NewVertexInfo data;
for (int i = 0; i < simpleMesh.VertexCount; i++)
{
data = simpleMesh.GetVertexAll(i);
vertices[i] = (Vector3)data.v;
if (data.bHaveC)
{
colors[i] = (Color)data.c;
}
if (data.bHaveUV)
{
uvs[i] = (Vector2)data.uv;
}
if (data.bHaveN)
{
normals[i] = (Vector3)data.n;
}
}
unityMesh.vertices = vertices;
if (simpleMesh.HasVertexColors)
{
unityMesh.colors = colors;
}
if (simpleMesh.HasVertexUVs)
{
unityMesh.uv = uvs;
}
if (simpleMesh.HasVertexNormals)
{
unityMesh.normals = normals;
}
int[] triangles = new int[simpleMesh.TriangleCount * 3];
int j = 0;
foreach (Index3i tri in simpleMesh.TrianglesItr())
{
triangles[j * 3] = tri.a;
triangles[j * 3 + 1] = tri.b;
triangles[j * 3 + 2] = tri.c;
j++;
}
unityMesh.triangles = triangles;
return(unityMesh);
}
void update_hole_mesh()
{
CappedCylinderGenerator cylgen = new CappedCylinderGenerator()
{
BaseRadius = 0.5f, TopRadius = 0.5f, Height = 1, Slices = this.subdivisions,
Clockwise = true
};
DMesh3 mesh = cylgen.Generate().MakeDMesh();
MeshTransforms.Rotate(mesh, Vector3d.Zero, Quaterniond.AxisAngleD(Vector3d.AxisX, 90));
CavityPreviewSO.ReplaceMesh(mesh, true);
}
public static void test_AABBTree_TriTriIntr()
{
System.Console.WriteLine("test_AABBTree_TriTriIntr()");
Sphere3Generator_NormalizedCube gen = new Sphere3Generator_NormalizedCube()
{
Radius = 1, EdgeVertices = 25
};
DMesh3 sphereMesh = gen.Generate().MakeDMesh();
Reducer reducer = new Reducer(sphereMesh); reducer.ReduceToTriangleCount(77);
int hit_count = 0;
Random r = new Random(31337);
for (int iter = 0; iter < 5000; ++iter)
{
DMesh3 sphere1 = new DMesh3(sphereMesh), sphere2 = new DMesh3(sphereMesh);
Vector3d[] pts = TestUtil.RandomPoints3(3, r, Vector3d.Zero, 10); // at 10, about half of the spheres intersect
Vector3d p1 = pts[0], p2 = pts[1];
double r1 = 5, r2 = 10;
double eps = (r1 + r2) * 0.5 * 0.001;
MeshTransforms.Scale(sphere1, r1);
MeshTransforms.Translate(sphere1, p1);
MeshTransforms.Scale(sphere2, r2);
MeshTransforms.Translate(sphere2, p2);
DMeshAABBTree3 tree1 = new DMeshAABBTree3(sphere1, true);
DMeshAABBTree3 tree2 = new DMeshAABBTree3(sphere2, true);
bool spheres_intersect = p1.Distance(p2) < (r1 + r2 + 2 * eps);
if (spheres_intersect && p1.Distance(p2) + Math.Min(r1, r2) < Math.Max(r1, r2) * 0.9)
{
spheres_intersect = false;
}
Index2i hitBrute = MeshQueries.FindIntersectingTriangles_LinearSearch(sphere1, sphere2);
bool bHitBrute = hitBrute != Index2i.Max;
if (bHitBrute)
{
hit_count++;
}
// [RMS] not reliable because of tesselation
//Util.gDevAssert(bHitBrute == spheres_intersect);
bool bHitTree1 = tree1.TestIntersection(tree2);
bool bHitTree2 = tree2.TestIntersection(tree1);
Util.gDevAssert(bHitBrute == bHitTree1 && bHitTree1 == bHitTree2);
}
System.Console.WriteLine(hit_count.ToString());
}
public static void test_AABBTree_TriTriDist()
{
System.Console.WriteLine("test_AABBTree_TriTriDist()");
Sphere3Generator_NormalizedCube gen = new Sphere3Generator_NormalizedCube()
{
Radius = 1, EdgeVertices = 6
};
DMesh3 sphereMesh = gen.Generate().MakeDMesh();
Reducer reducer = new Reducer(sphereMesh); reducer.ReduceToTriangleCount(77);
Random r = new Random(31337);
for (int iter = 0; iter < 1000; ++iter)
{
DMesh3 sphere1 = new DMesh3(sphereMesh), sphere2 = new DMesh3(sphereMesh);
Vector3d[] pts = TestUtil.RandomPoints3(3, r, Vector3d.Zero, 100);
Vector3d p1 = pts[0], p2 = pts[1];
double r1 = 5, r2 = 10;
MeshTransforms.Scale(sphere1, r1);
MeshTransforms.Translate(sphere1, p1);
MeshTransforms.Scale(sphere2, r2);
MeshTransforms.Translate(sphere2, p2);
DMeshAABBTree3 tree1 = new DMeshAABBTree3(sphere1, true);
DMeshAABBTree3 tree2 = new DMeshAABBTree3(sphere2, true);
double sphere_dist = p1.Distance(p2) - (r1 + r2);
double distBrute = double.MaxValue;
Index2i nearestBrute = MeshQueries.FindNearestTriangles_LinearSearch(sphere1, sphere2, out distBrute);
DistTriangle3Triangle3 qBrute = MeshQueries.TrianglesDistance(sphere1, nearestBrute.a, sphere2, nearestBrute.b);
double distTree = double.MaxValue;
Index2i nearestTree = tree1.FindNearestTriangles(tree2, null, out distTree);
DistTriangle3Triangle3 qTree = MeshQueries.TrianglesDistance(sphere1, nearestTree.a, sphere2, nearestTree.b);
double distTree2 = double.MaxValue;
Index2i nearestTree2 = tree2.FindNearestTriangles(tree1, null, out distTree2);
// pairs are unstable if we are on an edge
if (qBrute.Triangle0BaryCoords.x < 0.99 && qBrute.Triangle0BaryCoords.y < 0.99 && qBrute.Triangle0BaryCoords.z < 0.99 &&
qBrute.Triangle1BaryCoords.x < 0.99 && qBrute.Triangle1BaryCoords.y < 0.99 && qBrute.Triangle1BaryCoords.z < 0.99)
{
Util.gDevAssert(nearestBrute.a == nearestTree.a && nearestBrute.b == nearestTree.b);
Util.gDevAssert(nearestBrute.b == nearestTree2.a && nearestBrute.a == nearestTree.b);
}
Util.gDevAssert(Math.Abs(distBrute - distTree) < MathUtil.Epsilonf &&
Math.Abs(distBrute - distTree2) < MathUtil.Epsilonf);
}
}
void compute_slice_polylines()
{
// fMaterial mat1 = MaterialUtil.CreateFlatMaterialF(Colorf.Black);
// fMaterial mat2 = MaterialUtil.CreateFlatMaterialF(Colorf.BlueMetal);
// [TODO] do we need to hold data_lock here? seems like no since main thread is blocked,
// then it would never be the case that we are setting SliceSet = null
// create geometry
int slice_i = 0;
//SlicePolylines = new List<fPolylineGameObject>();
foreach (PlanarSlice slice in SliceSet.Slices)
{
//DebugUtil.Log(2, "Slice has {0} solids", slice.Solids.Count);
Colorf slice_color = (slice_i % 2 == 0) ? Colorf.Black : Colorf.BlueMetal;
// fMaterial slice_mat = (slice_i % 2 == 0) ? mat1 : mat2;
slice_i++;
foreach (GeneralPolygon2d poly in slice.Solids)
{
List <Vector3f> polyLine = new List <Vector3f>();
for (int pi = 0; pi <= poly.Outer.VertexCount; ++pi)
{
int i = pi % poly.Outer.VertexCount;
Vector2d v2 = poly.Outer[i];
Vector2d n2 = poly.Outer.GetTangent(i).Perp;
Vector3d v3 = new Vector3d(v2.x, v2.y, slice.Z);
v3 = MeshTransforms.ConvertZUpToYUp(v3);
v3 = MeshTransforms.FlipLeftRightCoordSystems(v3);
Vector3d n3 = MeshTransforms.ConvertZUpToYUp(new Vector3d(n2.x, n2.y, 0));
n3 = MeshTransforms.FlipLeftRightCoordSystems(n3);
n3.Normalize();
v3 += 0.1f * n3;
polyLine.Add((Vector3f)v3);
}
// Do something with polyline....
Console.WriteLine(polyLine);
////DebugUtil.Log(2, "Polyline has {0} vertiecs", polyLine.Count);
//fPolylineGameObject go = GameObjectFactory.CreatePolylineGO(
// "slice_outer", polyLine, slice_color, 0.1f, LineWidthType.World);
//go.SetMaterial(slice_mat, true);
//CC.ActiveScene.RootGameObject.AddChild(go, false);
//SlicePolylines.Add(go);
}
}
}
static void Main(string[] args)
{
CappedCylinderGenerator cylgen = new CappedCylinderGenerator()
{
BaseRadius = 10, TopRadius = 5, Height = 20, Slices = 32
};
DMesh3 mesh = cylgen.Generate().MakeDMesh();
MeshTransforms.ConvertYUpToZUp(mesh); // g3 meshes are usually Y-up
// center mesh above origin
AxisAlignedBox3d bounds = mesh.CachedBounds;
Vector3d baseCenterPt = bounds.Center - bounds.Extents.z * Vector3d.AxisZ;
MeshTransforms.Translate(mesh, -baseCenterPt);
// create print mesh set
PrintMeshAssembly meshes = new PrintMeshAssembly();
meshes.AddMesh(mesh, PrintMeshOptions.Default());
// create settings
//MakerbotSettings settings = new MakerbotSettings(Makerbot.Models.Replicator2);
//PrintrbotSettings settings = new PrintrbotSettings(Printrbot.Models.Plus);
//MonopriceSettings settings = new MonopriceSettings(Monoprice.Models.MP_Select_Mini_V2);
RepRapSettings settings = new RepRapSettings(RepRap.Models.Unknown);
// do slicing
MeshPlanarSlicer slicer = new MeshPlanarSlicer()
{
LayerHeightMM = settings.LayerHeightMM
};
slicer.Add(meshes);
PlanarSliceStack slices = slicer.Compute();
// run print generator
SingleMaterialFFFPrintGenerator printGen =
new SingleMaterialFFFPrintGenerator(meshes, slices, settings);
if (printGen.Generate())
{
// export gcode
GCodeFile gcode = printGen.Result;
using (StreamWriter w = new StreamWriter("c:\\demo\\cone.gcode")) {
StandardGCodeWriter writer = new StandardGCodeWriter();
writer.WriteFile(gcode, w);
}
}
}
protected override void SolveInstance(IGH_DataAccess DA)
{
DMesh3_goo dMsh_goo = null;
Rhino.Geometry.Vector3d vec = new Rhino.Geometry.Vector3d(0, 0, 0);
DA.GetData(0, ref dMsh_goo);
DA.GetData(1, ref vec);
DMesh3 dMsh_copy = new DMesh3(dMsh_goo.Value);
MeshTransforms.Translate(dMsh_copy, vec.ToVec3d());
DA.SetData(0, dMsh_copy);
}
public void Calculate(DMesh3Builder mesh)
{
var icp = ICP(mesh);
DMesh3 source = mesh.Meshes[1];
//Func<Vector3d, Vector3d> TransformVector = (x, f) =>
//{
// return (Vector3d)
//};
Func <Vector3d, Vector3d> TransformF = (v1) => {
return(v1 += icp.Translation);
};
MeshTransforms.PerVertexTransform(source, TransformF);
}
public void Transform(Vector3D axis, double angle)
{
Vector3d _axis = new Vector3d(axis.X, axis.Y, axis.Z);
Quaterniond rotation = new Quaterniond(_axis, angle);
MeshTransforms.Rotate(_mesh, new Vector3d(0, 0, 0), rotation);
if (_smoothMesh != null)
{
MeshTransforms.Rotate(_smoothMesh, new Vector3d(0, 0, 0), rotation);
_displayMesh = DMeshToMeshGeometry(_smoothMesh);
}
else
{
_displayMesh = DMeshToMeshGeometry(_mesh);
}
}
