Examples with Point3d maspack.matrix.Point3d used on opensource projects

Example 16 with Point3d

use of maspack.matrix.Point3d in project artisynth_core by artisynth.

the class Test method case2.

void case2(GLViewerFrame frame) {
    Point3d pos1 = new Point3d(-1.0, 0.0, 0.0);
    mesh1 = MeshFactory.createBox(1.0, 2.0, 3.0);
    positionRigidMesh(mesh1, pos1);
    setMeshRenderProps(mesh1, frame, Color.GREEN);
    if (!mesh1.isClosed())
        throw new RuntimeException("mesh1 not closed");
    Point3d pos0 = new Point3d(0.01, 0.01, 0.01);
    mesh2 = MeshFactory.createBox(1.0, 2.0, 3.0);
    positionRigidMesh(mesh2, pos0);
    setMeshRenderProps(mesh2, frame, Color.BLUE);
    if (!mesh2.isClosed())
        throw new RuntimeException("mesh0 not closed");
}

Example 17 with Point3d

use of maspack.matrix.Point3d in project artisynth_core by artisynth.

the class Test method case1.

void case1(GLViewerFrame frame) {
    double sphereRadius = 3.0;
    Point3d sphere0Pos = new Point3d(0.0, 0.0, 0.0);
    mesh2 = MeshFactory.createSphere(sphereRadius, 32);
    if (!mesh2.isTriangular())
        throw new RuntimeException("mesh not triangular");
    positionRigidMesh(mesh2, sphere0Pos);
    setMeshRenderProps(mesh2, frame, Color.BLUE);
    if (!mesh2.isClosed())
        throw new RuntimeException("mesh not closed");
    if (!mesh2.isTriangular())
        throw new RuntimeException("mesh not triangular");
    mesh1 = MeshFactory.createSphere(sphereRadius, 32);
    if (!mesh1.isTriangular())
        throw new RuntimeException("mesh not triangular");
    Point3d mesh1Pos = new Point3d(sphereRadius * 2 * 0.95, 0, 0);
    positionRigidMesh(mesh1, mesh1Pos);
    setMeshRenderProps(mesh1, frame, Color.GREEN);
    if (!mesh1.isClosed())
        throw new RuntimeException("mesh not closed");
    if (!mesh1.isTriangular())
        throw new RuntimeException("mesh not triangular");
}

Example 18 with Point3d

use of maspack.matrix.Point3d in project artisynth_core by artisynth.

the class Function1x3 method eval.

@Override
public void eval(double in, double[] out) {
    Point3d tmp = eval(in);
    out[0] = tmp.x;
    out[1] = tmp.y;
    out[2] = tmp.z;
}

Example 19 with Point3d

use of maspack.matrix.Point3d in project artisynth_core by artisynth.

the class GaussianFunction3x1 method eval.

public double eval(Point3d in) {
    Point3d tmp = new Point3d(in);
    tmp.mul(A, in);
    return s * Math.exp(tmp.dot(in) + m.dot(in));
}

Example 20 with Point3d

use of maspack.matrix.Point3d in project artisynth_core by artisynth.

the class DistanceGridFeatureQuery method nearestVertexToPoint.

/**
 * Returns the nearest mesh vertex to a point, using a specified distance grid
 *
 * @param dgrid distance-grid containing the vertices.
 * @param pnt point for which the nearest vertex should be found.
 * @return the nearest vertex to the point, or <code>null</code> if
 * <code>dgrid</code> contains no vertices.
 */
public Vertex3d nearestVertexToPoint(DistanceGrid dgrid, Point3d pnt) {
    Point3d nearest = new Point3d();
    Feature feat = dgrid.getNearestWorldFeature(nearest, pnt);
    if (feat instanceof Vertex3d) {
        return (Vertex3d) feat;
    }
    return null;
}