Package gov.nih.mipav.view.renderer.J3D

Class RenderViewBase.Matrix

java.lang.Object
gov.nih.mipav.view.renderer.J3D.RenderViewBase.Matrix
Enclosing class:
RenderViewBase
public class RenderViewBase.Matrix extends Object
This matrix class is used for 3D object rotate along a specifid axis. Also, the rotation is based on the 3D object's location.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    float[][]
    element
    Matrix element array.

  • Constructor Summary

    Constructors
    Constructor
    Description
    Matrix()
    Constructor to create identity matrix.

  • Method Summary

    Modifier and Type
    Method
    Description
    RenderViewBase.Matrix
    inverse()
    Inverse the matrix this.m = inverse(m);
    void
    multiply(RenderViewBase.Matrix m)
    Matrix multiplication, row based. this.m = this.m * m
    void
    print()
    Print out the matrix.
    void
    reset()
    Identity matrix setup.
    void
    rotate(javax.vecmath.Vector3f point, javax.vecmath.Vector3f axis, int angle)
    rotate along a given axis, point and rotation angle.
    void
    rotatex(float sin, float cos)
    rotate along x axis with given sin, cos value of the rotatino angle.
    void
    rotatex(int degree)
    rotate along x axis with given rotation angle in degree.
    void
    rotatey(float sin, float cos)
    Rotate along the y axis with given sin, cos value of the rotation angle.
    void
    rotatey(int degree)
    rotate along y axis with given rotation angle in degree.
    void
    rotatez(float sin, float cos)
    Rotate along the z axis with given sin, cos value of the rotation angle.
    void
    rotatez(int degree)
    rotate along z axis with given rotation angle in degree.
    void
    scale(float f)
    Scale the matrix along the diagonal.
    void
    translate(float x, float y, float z)
    Translate the matrix to the specified x, y, z postion.
    void
    translate(javax.vecmath.Vector3f vec)
    Translate the matrix to the given vector postion.

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Field Details

    • element

      public float[][] element
      Matrix element array.

  • Constructor Details

    • Matrix

      public Matrix()
      Constructor to create identity matrix.

  • Method Details

    • inverse

      public RenderViewBase.Matrix inverse()
      Inverse the matrix this.m = inverse(m);
      Returns:
      Matrix inverse matrix

    • multiply

      public void multiply(RenderViewBase.Matrix m)
      Matrix multiplication, row based. this.m = this.m * m
      Parameters:
      m - Matrix

    • print

      public void print()
      Print out the matrix.

    • reset

      public void reset()
      Identity matrix setup.

    • rotate

      public void rotate(javax.vecmath.Vector3f point, javax.vecmath.Vector3f axis, int angle)
      rotate along a given axis, point and rotation angle.
      Parameters:
      point - Vector3f rotation axis
      axis - Vector3f rotation reference point
      angle - in degree.

    • rotatex

      public void rotatex(int degree)
      rotate along x axis with given rotation angle in degree.
      Parameters:
      degree - int

    • rotatex

      public void rotatex(float sin, float cos)
      rotate along x axis with given sin, cos value of the rotatino angle.
      Parameters:
      sin - float
      cos - float

    • rotatey

      public void rotatey(int degree)
      rotate along y axis with given rotation angle in degree.
      Parameters:
      degree - int

    • rotatey

      public void rotatey(float sin, float cos)
      Rotate along the y axis with given sin, cos value of the rotation angle.
      Parameters:
      sin - float
      cos - float

    • rotatez

      public void rotatez(int degree)
      rotate along z axis with given rotation angle in degree.
      Parameters:
      degree - int

    • rotatez

      public void rotatez(float sin, float cos)
      Rotate along the z axis with given sin, cos value of the rotation angle.
      Parameters:
      sin - float
      cos - float

    • scale

      public void scale(float f)
      Scale the matrix along the diagonal.
      Parameters:
      f - scale factor.

    • translate

      public void translate(javax.vecmath.Vector3f vec)
      Translate the matrix to the given vector postion.
      Parameters:
      vec - Vector3f

    • translate

      public void translate(float x, float y, float z)
      Translate the matrix to the specified x, y, z postion.
      Parameters:
      x - float
      y - float
      z - float