public static IPrimitive Convert(PolygonMesh.Mesh simpleMesh, MaterialAbstract partMaterial = null)
{
List <IPrimitive> renderCollection = new List <IPrimitive>();
if (partMaterial == null)
{
partMaterial = new SolidMaterial(new RGBA_Floats(.9, .2, .1), .01, 0.0, 2.0);
}
int index = 0;
Vector3[] triangle = new Vector3[3];
foreach (PolygonMesh.Face face in simpleMesh.Faces)
{
foreach (PolygonMesh.Vertex vertex in face.Vertices())
{
triangle[index++] = vertex.Position;
if (index == 3)
{
index = 0;
renderCollection.Add(new TriangleShape(triangle[0], triangle[1], triangle[2], partMaterial));
}
}
}
return(BoundingVolumeHierarchy.CreateNewHierachy(renderCollection));
}
public static IPrimitive ConvertUnoptomized(PolygonMesh.Mesh simpleMesh)
{
List <IPrimitive> renderCollection = new List <IPrimitive>();
//SolidMaterial redStuff = new SolidMaterial(new RGBA_Floats(.9, .2, .1), .01, 0.0, 2.0);
SolidMaterial mhBlueStuff = new SolidMaterial(new RGBA_Floats(0, .32, .58), .01, 0.0, 2.0);
int index = 0;
Vector3[] triangle = new Vector3[3];
//PolygonMesh.Mesh simpleMesh = PolygonMesh.Processors.StlProcessing.Load("complex.stl");
//PolygonMesh.Mesh simpleMesh = PolygonMesh.Processors.StlProcessing.Load("Spider With Base.stl");
foreach (PolygonMesh.Face face in simpleMesh.Faces)
{
foreach (PolygonMesh.Vertex vertex in face.Vertices())
{
triangle[index++] = vertex.Position;
if (index == 3)
{
index = 0;
renderCollection.Add(new TriangleShape(triangle[0], triangle[1], triangle[2], mhBlueStuff));
}
}
}
return(new UnboundCollection(renderCollection));
}
public void CorrectRayOnCircle()
{
var testPartPath = TestContext.CurrentContext.ResolveProjectPath(4, "examples", "RayTracerTest");
var testPart = Path.Combine(testPartPath, "circle_100x100_centered.stl");
PolygonMesh.Mesh simpleMesh = StlProcessing.Load(testPart, CancellationToken.None);
var bvhCollection = MeshToBVH.Convert(simpleMesh);
var scene = new Scene();
scene.shapes.Add(bvhCollection);
RayTracer raytracer = new RayTracer()
{
AntiAliasing = AntiAliasing.None,
MultiThreaded = false,
};
int samples = 40;
var advance = MathHelper.Tau / samples;
TestSingleAngle(scene, raytracer, advance, 15);
for (int i = 0; i < samples; i++)
{
TestSingleAngle(scene, raytracer, advance, i);
}
}
public static PolygonMesh.Mesh CreateCylinder(Cylinder.CylinderPrimitive cylinderToMeasure)
{
PolygonMesh.Mesh cylinder = new PolygonMesh.Mesh();
List <Vertex> bottomVerts = new List <Vertex>();
List <Vertex> topVerts = new List <Vertex>();
int count = 20;
for (int i = 0; i < count; i++)
{
Vector2 bottomRadialPos = Vector2.Rotate(new Vector2(cylinderToMeasure.Radius1, 0), MathHelper.Tau * i / 20);
Vertex bottomVertex = cylinder.CreateVertex(new Vector3(bottomRadialPos.x, bottomRadialPos.y, -cylinderToMeasure.Height / 2));
bottomVerts.Add(bottomVertex);
Vector2 topRadialPos = Vector2.Rotate(new Vector2(cylinderToMeasure.Radius1, 0), MathHelper.Tau * i / 20);
Vertex topVertex = cylinder.CreateVertex(new Vector3(topRadialPos.x, topRadialPos.y, cylinderToMeasure.Height / 2));
topVerts.Add(topVertex);
}
cylinder.ReverseFaceEdges(cylinder.CreateFace(bottomVerts.ToArray()));
cylinder.CreateFace(topVerts.ToArray());
for (int i = 0; i < count - 1; i++)
{
cylinder.CreateFace(new Vertex[] { topVerts[i], bottomVerts[i], bottomVerts[i + 1], topVerts[i + 1] });
}
cylinder.CreateFace(new Vertex[] { topVerts[count - 1], bottomVerts[count - 1], bottomVerts[0], topVerts[0] });
return(cylinder);
}
private void AddTestStl()
{
Stopwatch loadTime = new Stopwatch();
loadTime.Start();
PolygonMesh.Mesh simpleMesh = StlProcessing.Load("Simple.stl");
//PolygonMesh.Mesh simpleMesh = StlProcessing.Load("Complex.stl");
//PolygonMesh.Mesh simpleMesh = StlProcessing.Load("bunny.stl");
//PolygonMesh.Mesh simpleMesh = StlProcessing.Load("bunny_binary.stl");
loadTime.Stop();
timingStrings.Add("Time to load STL {0:0.0}s".FormatWith(loadTime.Elapsed.TotalSeconds));
Stopwatch bvhTime = new Stopwatch();
bvhTime.Start();
IPrimitive bvhCollection = MeshToBVH.Convert(simpleMesh);
bvhTime.Stop();
timingStrings.Add("Time to create BVH {0:0.0}s".FormatWith(bvhTime.Elapsed.TotalSeconds));
renderCollection.Add(bvhCollection);
}
public PolygonMesh.Mesh GetMesh()
{
if (polygonMesh == null)
{
polygonMesh = MatterHackers.PolygonMesh.Processors.StlProcessing.Load(sourceFileName);
}
return(polygonMesh);
}
public PolygonMesh.Mesh CsgToMeshRecursive(Difference objectToProcess)
{
PolygonMesh.Mesh primary = CsgToMeshRecursive((dynamic)objectToProcess.Primary);
foreach (CsgObject objectToOutput in objectToProcess.AllSubtracts)
{
PolygonMesh.Mesh remove = CsgToMeshRecursive((dynamic)objectToOutput);
primary = PolygonMesh.Csg.CsgOperations.Subtract(primary, remove);
}
return(primary);
}
public PolygonMesh.Mesh CsgToMeshRecursive(Union objectToProcess)
{
PolygonMesh.Mesh primary = CsgToMeshRecursive((dynamic)objectToProcess.AllObjects[0]);
for (int i = 1; i < objectToProcess.AllObjects.Count; i++)
{
PolygonMesh.Mesh add = CsgToMeshRecursive((dynamic)objectToProcess.AllObjects[i]);
primary = PolygonMesh.Csg.CsgOperations.Union(primary, add);
}
return(primary);
}
private void LoadStl_Click(object sender, EventArgs e)
{
OpenFileDialogParams opeParams = new OpenFileDialogParams("STL Files|*.stl");
FileDialog.OpenFileDialog(opeParams, (openParams) =>
{
var streamToLoadFrom = File.Open(openParams.FileName, FileMode.Open);
if (streamToLoadFrom != null)
{
var loadedFileName = openParams.FileName;
meshToRender = StlProcessing.Load(streamToLoadFrom);
ImageBuffer plateInventory = new ImageBuffer((int)(300 * 8.5), 300 * 11, 32, new BlenderBGRA());
Graphics2D plateGraphics = plateInventory.NewGraphics2D();
plateGraphics.Clear(RGBA_Bytes.White);
double inchesPerMm = 0.0393701;
double pixelsPerInch = 300;
double pixelsPerMm = inchesPerMm * pixelsPerInch;
AxisAlignedBoundingBox aabb = meshToRender.GetAxisAlignedBoundingBox();
Vector2 lowerLeftInMM = new Vector2(-aabb.minXYZ.x, -aabb.minXYZ.y);
Vector3 centerInMM = (aabb.maxXYZ - aabb.minXYZ) / 2;
Vector2 offsetInMM = new Vector2(20, 30);
{
RectangleDouble bounds = new RectangleDouble(offsetInMM.x * pixelsPerMm,
offsetInMM.y * pixelsPerMm,
(offsetInMM.x + aabb.maxXYZ.x - aabb.minXYZ.x) * pixelsPerMm,
(offsetInMM.y + aabb.maxXYZ.y - aabb.minXYZ.y) * pixelsPerMm);
bounds.Inflate(3 * pixelsPerMm);
RoundedRect rect = new RoundedRect(bounds, 3 * pixelsPerMm);
plateGraphics.Render(rect, RGBA_Bytes.LightGray);
Stroke rectOutline = new Stroke(rect, .5 * pixelsPerMm);
plateGraphics.Render(rectOutline, RGBA_Bytes.DarkGray);
}
OrthographicZProjection.DrawTo(plateGraphics, meshToRender, lowerLeftInMM + offsetInMM, pixelsPerMm);
plateGraphics.DrawString(Path.GetFileName(openParams.FileName), (offsetInMM.x + centerInMM.x) * pixelsPerMm, (offsetInMM.y - 10) * pixelsPerMm, 50, Agg.Font.Justification.Center);
//ImageBuffer logoImage = new ImageBuffer();
//ImageIO.LoadImageData("Logo.png", logoImage);
//plateGraphics.Render(logoImage, (plateInventory.Width - logoImage.Width) / 2, plateInventory.Height - logoImage.Height - 10 * pixelsPerMm);
//ImageIO.SaveImageData("plate Inventory.jpeg", plateInventory);
}
});
}
public static PolygonMesh.Mesh CreateBox(AxisAlignedBoundingBox aabb)
{
PolygonMesh.Mesh cube = new PolygonMesh.Mesh();
Vertex[] verts = new Vertex[8];
//verts[0] = cube.CreateVertex(new Vector3(-1, -1, 1));
//verts[1] = cube.CreateVertex(new Vector3(1, -1, 1));
//verts[2] = cube.CreateVertex(new Vector3(1, 1, 1));
//verts[3] = cube.CreateVertex(new Vector3(-1, 1, 1));
//verts[4] = cube.CreateVertex(new Vector3(-1, -1, -1));
//verts[5] = cube.CreateVertex(new Vector3(1, -1, -1));
//verts[6] = cube.CreateVertex(new Vector3(1, 1, -1));
//verts[7] = cube.CreateVertex(new Vector3(-1, 1, -1));
verts[0] = cube.CreateVertex(new Vector3(aabb.minXYZ.x, aabb.minXYZ.y, aabb.maxXYZ.z));
verts[1] = cube.CreateVertex(new Vector3(aabb.maxXYZ.x, aabb.minXYZ.y, aabb.maxXYZ.z));
verts[2] = cube.CreateVertex(new Vector3(aabb.maxXYZ.x, aabb.maxXYZ.y, aabb.maxXYZ.z));
verts[3] = cube.CreateVertex(new Vector3(aabb.minXYZ.x, aabb.maxXYZ.y, aabb.maxXYZ.z));
verts[4] = cube.CreateVertex(new Vector3(aabb.minXYZ.x, aabb.minXYZ.y, aabb.minXYZ.z));
verts[5] = cube.CreateVertex(new Vector3(aabb.maxXYZ.x, aabb.minXYZ.y, aabb.minXYZ.z));
verts[6] = cube.CreateVertex(new Vector3(aabb.maxXYZ.x, aabb.maxXYZ.y, aabb.minXYZ.z));
verts[7] = cube.CreateVertex(new Vector3(aabb.minXYZ.x, aabb.maxXYZ.y, aabb.minXYZ.z));
// front
cube.CreateFace(new Vertex[] { verts[0], verts[1], verts[2], verts[3] });
// left
cube.CreateFace(new Vertex[] { verts[4], verts[0], verts[3], verts[7] });
// right
cube.CreateFace(new Vertex[] { verts[1], verts[5], verts[6], verts[2] });
// back
cube.CreateFace(new Vertex[] { verts[4], verts[7], verts[6], verts[5] });
// top
cube.CreateFace(new Vertex[] { verts[3], verts[2], verts[6], verts[7] });
// bottom
cube.CreateFace(new Vertex[] { verts[4], verts[5], verts[1], verts[0] });
return(cube);
}
public static PolygonMesh.Mesh CreateBox(AxisAlignedBoundingBox aabb)
{
PolygonMesh.Mesh cube = new PolygonMesh.Mesh();
Vertex[] verts = new Vertex[8];
//verts[0] = cube.CreateVertex(new Vector3(-1, -1, 1));
//verts[1] = cube.CreateVertex(new Vector3(1, -1, 1));
//verts[2] = cube.CreateVertex(new Vector3(1, 1, 1));
//verts[3] = cube.CreateVertex(new Vector3(-1, 1, 1));
//verts[4] = cube.CreateVertex(new Vector3(-1, -1, -1));
//verts[5] = cube.CreateVertex(new Vector3(1, -1, -1));
//verts[6] = cube.CreateVertex(new Vector3(1, 1, -1));
//verts[7] = cube.CreateVertex(new Vector3(-1, 1, -1));
verts[0] = cube.CreateVertex(new Vector3(aabb.minXYZ.x, aabb.minXYZ.y, aabb.maxXYZ.z));
verts[1] = cube.CreateVertex(new Vector3(aabb.maxXYZ.x, aabb.minXYZ.y, aabb.maxXYZ.z));
verts[2] = cube.CreateVertex(new Vector3(aabb.maxXYZ.x, aabb.maxXYZ.y, aabb.maxXYZ.z));
verts[3] = cube.CreateVertex(new Vector3(aabb.minXYZ.x, aabb.maxXYZ.y, aabb.maxXYZ.z));
verts[4] = cube.CreateVertex(new Vector3(aabb.minXYZ.x, aabb.minXYZ.y, aabb.minXYZ.z));
verts[5] = cube.CreateVertex(new Vector3(aabb.maxXYZ.x, aabb.minXYZ.y, aabb.minXYZ.z));
verts[6] = cube.CreateVertex(new Vector3(aabb.maxXYZ.x, aabb.maxXYZ.y, aabb.minXYZ.z));
verts[7] = cube.CreateVertex(new Vector3(aabb.minXYZ.x, aabb.maxXYZ.y, aabb.minXYZ.z));
// front
cube.CreateFace(new Vertex[] { verts[0], verts[1], verts[2], verts[3] });
// left
cube.CreateFace(new Vertex[] { verts[4], verts[0], verts[3], verts[7] });
// right
cube.CreateFace(new Vertex[] { verts[1], verts[5], verts[6], verts[2] });
// back
cube.CreateFace(new Vertex[] { verts[4], verts[7], verts[6], verts[5] });
// top
cube.CreateFace(new Vertex[] { verts[3], verts[2], verts[6], verts[7] });
// bottom
cube.CreateFace(new Vertex[] { verts[4], verts[5], verts[1], verts[0] });
return cube;
}
public PolygonMesh.Mesh CsgToMeshRecursive(TransformBase objectToProcess)
{
PolygonMesh.Mesh mesh = CsgToMeshRecursive((dynamic)objectToProcess.ObjectToTransform);
mesh.Transform(objectToProcess.ActiveTransform);
return(mesh);
}
public PolygonMesh.Mesh GetMesh()
{
if (polygonMesh == null)
{
polygonMesh = MatterHackers.PolygonMesh.Processors.StlProcessing.Load(sourceFileName);
}
return polygonMesh;
}
public Mesh(MatterHackers.PolygonMesh.Mesh polygonMesh, string name = "")
: base(name)
{
this.polygonMesh = polygonMesh;
}
public static PolygonMesh.Mesh CreateCylinder(Cylinder.CylinderPrimitive cylinderToMeasure)
{
PolygonMesh.Mesh cylinder = new PolygonMesh.Mesh();
List<Vertex> bottomVerts = new List<Vertex>();
List<Vertex> topVerts = new List<Vertex>();
int count = 20;
for (int i = 0; i < count; i++)
{
Vector2 bottomRadialPos = Vector2.Rotate(new Vector2(cylinderToMeasure.Radius1, 0), MathHelper.Tau * i / 20);
Vertex bottomVertex = cylinder.CreateVertex(new Vector3(bottomRadialPos.x, bottomRadialPos.y, -cylinderToMeasure.Height / 2));
bottomVerts.Add(bottomVertex);
Vector2 topRadialPos = Vector2.Rotate(new Vector2(cylinderToMeasure.Radius1, 0), MathHelper.Tau * i / 20);
Vertex topVertex = cylinder.CreateVertex(new Vector3(topRadialPos.x, topRadialPos.y, cylinderToMeasure.Height / 2));
topVerts.Add(topVertex);
}
cylinder.ReverseFaceEdges(cylinder.CreateFace(bottomVerts.ToArray()));
cylinder.CreateFace(topVerts.ToArray());
for (int i = 0; i < count - 1; i++)
{
cylinder.CreateFace(new Vertex[] { topVerts[i], bottomVerts[i], bottomVerts[i + 1], topVerts[i + 1] });
}
cylinder.CreateFace(new Vertex[] { topVerts[count - 1], bottomVerts[count - 1], bottomVerts[0], topVerts[0] });
return cylinder;
}
public Mesh(MatterHackers.PolygonMesh.Mesh polygonMesh, string name = "")
: base(name)
{
this.polygonMesh = polygonMesh;
}
