void Update()
{
// star path
List <Vector2> pts = new List <Vector2>();
List <Vector2> normals = new List <Vector2>();
for (int i = 0; i < numPts * 2; i++)
{
int l = i % 2 == 1 ? 10 : 20;
float a = (float)i / numPts * Mathf.PI;
pts.Add(new Vector2(Mathf.Cos(a) * l, Mathf.Sin(a) * l));
}
for (int i = 0; i < pts.Count; i++)
{
int endI = (i == pts.Count - 1) ? 0 : i + 1;
Vector2 vec = pts[endI] - pts[i];
vec.Normalize();
normals.Add(new Vector2(vec.y, -vec.x));
}
startShape = new Shape(pts, normals);
// random path
List <Vector3> randomPoints = new List <Vector3>();
float time = Time.time * speedAmp;
for (int i = 0; i < 20; i++)
{
float t = 2.0f * i + time;
randomPoints.Add(new Vector3((i) * 50, 50 * Mathf.Sin(t), 0));
//randomPoints.Add( new Vector3( ( i ) * 50, 0, 0 ) );
}
randomSpline = new SplineCurve3(randomPoints);
List <Vector3> extrudePts = randomSpline.getSpacedPoints(step);
for (int i = 0; i < extrudePts.Count; i++)
{
Vector3 pt = extrudePts[i];
Debug.DrawRay(pt, Vector3.one * 2.0f, Color.yellow);
}
// extrudeSettings = new THREE.ExtrudeGeometry.Option();
extrudeSettings.steps = step;
extrudeSettings.bevelEnabled = false;
extrudeSettings.extrudePath = randomSpline;
extrudeSettings.frames = new THREE.TubeGeometry.FrenetFrames(randomSpline, step, false);
// THREE.Geometry extrudeGeo = new THREE.ExtrudeGeometry( new List<Shape>(new Shape[]{ startShape }), extrudeSettings );
// if(shapeAndHole == null){
shapeAndHole = ExtrudeGeometry.GetShapeAndHoleObject(startShape, extrudeSettings);
// }
extrudeGeo.UpdateShape(shapeAndHole, extrudeSettings);
UnityEngine.Mesh mesh = extrudeGeo.CreateAndGetMesh();
meshFilter.mesh = mesh;
}
// Use this for initialization
void Start()
{
THREE.Geometry testGeometry;
// ---------------
// closed path
closedSpline = new THREE.ClosedSplineCurve3(new List <Vector3>(new Vector3[] {
new Vector3(-60, -100, 60),
new Vector3(-60, 20, 60),
new Vector3(-60, 120, 60),
new Vector3(60, 20, -60),
new Vector3(60, -100, -60)
}));
// THREE.SplineCurve3 closedSpline = new THREE.SplineCurve3( new List<Vector3>(new Vector3[]{
// new Vector3( 0, 0, 0 ),
// new Vector3( 150, 0, 0 ),
// new Vector3( 0, 150, 0 ),
// }));
extrudeSettings = new THREE.ExtrudeGeometry.Option();
extrudeSettings.steps = 30; // 30, 100
extrudeSettings.bevelEnabled = false;
extrudeSettings.extrudePath = closedSpline;
extrudeSettings.curveSegments = 4;
List <Vector2> pts = new List <Vector2>();
List <Vector2> normals = new List <Vector2>();
int count = 7;
float normOffset = Mathf.PI / count;
for (int i = 0; i < count; i++)
{
float l = 20;
float a = (float)i / count * Mathf.PI * 2;
pts.Add(new Vector2(Mathf.Cos(a) * l, Mathf.Sin(a) * l));
normals.Add(new Vector2(Mathf.Cos(a + normOffset), Mathf.Sin(a + normOffset)));
}
THREE.Shape shape = new THREE.Shape(pts, normals);
THREE.ShapeGeometry.Option op = new THREE.ShapeGeometry.Option();
op.curveSegments = 12;
// test
THREE.Geometry shapeGeo;
shapeGeo = new THREE.ShapeGeometry(shape, op);
AddRenderObject(shapeGeo, materials[0], Vector3.zero);
// // Fish
// THREE.Shape fishShape = new THREE.Shape ();
// fishShape.moveTo (0, 0);
// fishShape.quadraticCurveTo (50, 80, 90, 10);
// fishShape.quadraticCurveTo (100, 10, 115, 40);
// fishShape.quadraticCurveTo (115, 0, 115, 40);
// fishShape.quadraticCurveTo (100, 10, 90, 10);
// fishShape.quadraticCurveTo (50, 80, 0, 0);
testGeometry = new THREE.ExtrudeGeometry(new List <THREE.Shape>(new THREE.Shape[] { shape }), extrudeSettings);
//testGeometry.computeVertexNormals();
//THREE.ShapeGeometry.Option op0 = new THREE.ShapeGeometry.Option();
//op0.curveSegments = 12;
//THREE.Geometry geometry = new THREE.ShapeGeometry(new List<Shape>( new Shape[]{shape} ), op0);
AddRenderObject(testGeometry, materials[0], Vector3.zero);
// random path
List <Vector3> randomPoints = new List <Vector3>();
for (int i = 0; i < 10; i++)
{
//randomPoints.Add( new Vector3( ( i - 4.5f ) * 50, Random.Range( - 50.0f, 50.0f ), Random.Range( - 50.0f, 50.0f ) ) );
randomPoints.Add(new Vector3((i) * 50, Random.Range(-50.0f, 50.0f), Random.Range(-50.0f, 50.0f)));
//randomPoints.Add( new Vector3( i * 50, i, i*2 ) );
}
// for ( int i = 0; i < 3; i ++ ) {
// randomPoints.Add( new Vector3( 0, i * 30, i * 40 ) );
// }
randomSpline = new SplineCurve3(randomPoints);
extrude0Settings = new THREE.ExtrudeGeometry.Option();
extrude0Settings.steps = 80; // 80
extrude0Settings.bevelEnabled = false;
extrude0Settings.extrudePath = randomSpline;
// star path
List <Vector2> pts0 = new List <Vector2>();
List <Vector2> normals0 = new List <Vector2>();
int numPts = 5;
// normOffset = Mathf.PI / numPts + Mathf.PI / 2.0f;
// for ( int i = 0; i < numPts * 2; i ++ ) {
// int l = i % 2 == 1 ? 10 : 20;
// float a = (float)i / numPts * Mathf.PI;
// pts0.Add( new Vector2 ( Mathf.Cos( a ) * l, Mathf.Sin( a ) * l ) );
//
// normals0.Add( new Vector2 ( Mathf.Cos( a + normOffset ), Mathf.Sin( a + normOffset ) ) );
// }
for (int i = 0; i < numPts * 2; i++)
{
int l = i % 2 == 1 ? 10 : 20;
float a = (float)i / numPts * Mathf.PI;
pts0.Add(new Vector2(Mathf.Cos(a) * l, Mathf.Sin(a) * l));
}
for (int i = 0; i < pts0.Count; i++)
{
int endI = (i == pts0.Count - 1) ? 0 : i + 1;
Vector2 vec = pts0[endI] - pts0[i];
vec.Normalize();
normals0.Add(new Vector2(vec.y, -vec.x));
}
Shape startShape = new Shape(pts0, normals0);
testGeometry = new THREE.ExtrudeGeometry(new List <Shape>(new Shape[] { startShape }), extrude0Settings);
//testGeometry.computeVertexNormals();
AddRenderObject(testGeometry, materials[1], Vector3.zero);
// star Extrude
THREE.ExtrudeGeometry.Option extrude1Settings = new THREE.ExtrudeGeometry.Option();
extrude1Settings.amount = 20;
extrude1Settings.steps = 2;
extrude1Settings.bevelEnabled = true;
extrude1Settings.bevelThickness = 2;
extrude1Settings.bevelSize = 1;
extrude1Settings.bevelSegments = 1;
testGeometry = new THREE.ExtrudeGeometry(new List <Shape>(new Shape[] { startShape }), extrude1Settings);
AddRenderObject(testGeometry, materials[2], new Vector3(50, 100, 50), 0.0f);
// test
THREE.Geometry startShapeGeo;
startShapeGeo = new THREE.ShapeGeometry(startShape, op);
AddRenderObject(startShapeGeo, materials[0], Vector3.zero);
}
