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Class quicktime.qd3d.math.Matrix4x4

java.lang.Object
   |
   +----quicktime.util.QTByteObject
           |
           +----quicktime.qd3d.math.Matrix4x4

public final class Matrix4x4

extends QTByteObject

implements QuickTimeLib, QuickDraw3DLib, Cloneable

kNativeSize

This is the size (the number of bytes) that are required for this class

Matrix4x4()

Creates a Matrix4x4 object and sets it to the identity matrix.

Matrix4x4(float[][])

Construct an instance of a Matrix4x4 from the values of a float[][], which is a 4x4 table, - an array of row values.

clone()

Returns a copy of this class.

copy()

Returns a copy of the matrix.

determinant()

Returns the determinant of this matrix.

getAt00()

Returns the value at the specified index.

getAt01()

Returns the value at the specified index.

getAt02()

Returns the value at the specified index.

getAt03()

Returns the value at the specified index.

getAt10()

Returns the value at the specified index.

getAt11()

Returns the value at the specified index.

getAt12()

Returns the value at the specified index.

getAt13()

Returns the value at the specified index.

getAt20()

Returns the value at the specified index.

getAt21()

Returns the value at the specified index.

getAt22()

Returns the value at the specified index.

getAt23()

Returns the value at the specified index.

getAt30()

Returns the value at the specified index.

getAt31()

Returns the value at the specified index.

getAt32()

Returns the value at the specified index.

getAt33()

Returns the value at the specified index.

getEndianDescriptor()

Returns the EndianDescriptor for this class.

invert()

Returns the inverse of the matrix.

multiply(Matrix4x4)

Returns the product of the two 4-by-4 matrices, this and matrixB.

setAt00(float)

Sets the value at the specified index.

setAt01(float)

Sets the value at the specified index.

setAt02(float)

Sets the value at the specified index.

setAt03(float)

Sets the value at the specified index.

setAt10(float)

Sets the value at the specified index.

setAt11(float)

Sets the value at the specified index.

setAt12(float)

Sets the value at the specified index.

setAt13(float)

Sets the value at the specified index.

setAt20(float)

Sets the value at the specified index.

setAt21(float)

Sets the value at the specified index.

setAt22(float)

Sets the value at the specified index.

setAt23(float)

Sets the value at the specified index.

setAt30(float)

Sets the value at the specified index.

setAt31(float)

Sets the value at the specified index.

setAt32(float)

Sets the value at the specified index.

setAt33(float)

Sets the value at the specified index.

setIdentity()

Sets the Matrix to the 4-by-4 identity matrix.

setQuaternion(Quaternion)

Sets a 4-by-4 matrix that represents the quaternion specified by the quaternion parameter.

setRotateAboutAxis(Point3D, Vector3D, float)

Sets a rotate-about-axis matrix that rotates an object by the specified angle around the axis determined by the point origin and the specified orientation.

setRotateAboutPoint(Point3D, float, float, float)

Rotates a matrix by the specified angle around the point origin.

setRotateVectorToVector(Vector3D, Vector3D)

Sets a rotational matrix that rotates objects around the origin in such a way that the transformed vector v1 matches the vector v2.

setRotateX(float)

Sets a rotational matrix that rotates an object by the specified angle around the x axis.

setRotateXYZ(float, float, float)

Sets a rotational matrix that rotates an object by the specified angles around their specified axis.

setRotateY(float)

Sets a rotational matrix that rotates an object by the specified angle around the y axis.

setRotateZ(float)

Sets a rotational matrix that rotates an object by the specified angle around the x axis.

setScale(float, float, float)

Scales a matrix by the amount xScale along the x coordinate axis, by the amount yScale along the y coordinate axis and by the amount zScale along the z coordinate axis.

setTranslate(float, float, float)

Translates a matrix by the amount xTrans along the x coordinate axis, by the amount yTrans along the y coordinate axis and by the amount zTrans along the z coordinate axis.

transpose()

Returns the transpose of the matrix.

 public static final int kNativeSize

This is the size (the number of bytes) that are required for this class

 public Matrix4x4()

Creates a Matrix4x4 object and sets it to the identity matrix.

 public Matrix4x4(float table[][])

Construct an instance of a Matrix4x4 from the values of a float[][], which is a 4x4 table, - an array of row values.

Parameters:

table - a 4x4 table of float values.

 public static final EndianDescriptor getEndianDescriptor()

Returns the EndianDescriptor for this class.

Returns:

an EndianDescriptor

 public float getAt00()

Returns the value at the specified index.

Returns:

a float

 public void setAt00(float val)

Sets the value at the specified index.

Parameters:

val - the new float value

 public float getAt01()

Returns the value at the specified index.

Returns:

a float

 public void setAt01(float val)

Sets the value at the specified index.

Parameters:

val - the new float value

 public float getAt02()

Returns the value at the specified index.

Returns:

a float

 public void setAt02(float val)

Sets the value at the specified index.

Parameters:

val - the new float value

 public float getAt03()

Returns the value at the specified index.

Returns:

a float

 public void setAt03(float val)

Sets the value at the specified index.

Parameters:

val - the new float value

 public float getAt10()

Returns the value at the specified index.

Returns:

a float

 public void setAt10(float val)

Sets the value at the specified index.

Parameters:

val - the new float value

 public float getAt11()

Returns the value at the specified index.

Returns:

a float

 public void setAt11(float val)

Sets the value at the specified index.

Parameters:

val - the new float value

 public float getAt12()

Returns the value at the specified index.

Returns:

a float

 public void setAt12(float val)

Sets the value at the specified index.

Parameters:

val - the new float value

 public float getAt13()

Returns the value at the specified index.

Returns:

a float

 public void setAt13(float val)

Sets the value at the specified index.

Parameters:

val - the new float value

 public float getAt20()

Returns the value at the specified index.

Returns:

a float

 public void setAt20(float val)

Sets the value at the specified index.

Parameters:

val - the new float value

 public float getAt21()

Returns the value at the specified index.

Returns:

a float

 public void setAt21(float val)

Sets the value at the specified index.

Parameters:

val - the new float value

 public float getAt22()

Returns the value at the specified index.

Returns:

a float

 public void setAt22(float val)

Sets the value at the specified index.

Parameters:

val - the new float value

 public float getAt23()

Returns the value at the specified index.

Returns:

a float

 public void setAt23(float val)

Sets the value at the specified index.

Parameters:

val - the new float value

 public float getAt30()

Returns the value at the specified index.

Returns:

a float

 public void setAt30(float val)

Sets the value at the specified index.

Parameters:

val - the new float value

 public float getAt31()

Returns the value at the specified index.

Returns:

a float

 public void setAt31(float val)

Sets the value at the specified index.

Parameters:

val - the new float value

 public float getAt32()

Returns the value at the specified index.

Returns:

a float

 public void setAt32(float val)

Sets the value at the specified index.

Parameters:

val - the new float value

 public float getAt33()

Returns the value at the specified index.

Returns:

a float

 public void setAt33(float val)

Sets the value at the specified index.

Parameters:

val - the new float value

 public Matrix4x4 copy()

Returns a copy of the matrix.

QuickDraw3D::Q3Matrix4x4_Copy

Returns:

a copy of matrix3x3.

 public void setIdentity()

Sets the Matrix to the 4-by-4 identity matrix.

QuickDraw3D::Q3Matrix4x4_SetIdentity

 public Matrix4x4 transpose()

Returns the transpose of the matrix.

QuickDraw3D::Q3Matrix4x4_Transpose

Returns:

the transpose matrix

 public Matrix4x4 invert()

Returns the inverse of the matrix.

QuickDraw3D::Q3Matrix4x4_Invert

Returns:

the invert matrix

 public Matrix4x4 multiply(Matrix4x4 matrixB)

Returns the product of the two 4-by-4 matrices, this and matrixB.

QuickDraw3D::Q3Matrix4x4_Multiply

Parameters:

matrixB - a matrix

Returns:

the product

 public float determinant()

Returns the determinant of this matrix.

QuickDraw3D::Q3Matrix4x4_Determinant

Returns:

the determinanta

 public void setTranslate(float xTrans,
                          float yTrans,
                          float zTrans)

Translates a matrix by the amount xTrans along the x coordinate axis, by the amount yTrans along the y coordinate axis and by the amount zTrans along the z coordinate axis.

QuickDraw3D::Q3Matrix4x4_SetTranslate

Parameters:

xTrans - The desired amount of translation along the x coordinate axis.

yTrans - The desired amount of translation along the y coordinate axis.

zTrans - The desired amount of translation along the z coordinate axis.

 public void setScale(float xScale,
                      float yScale,
                      float zScale)

Scales a matrix by the amount xScale along the x coordinate axis, by the amount yScale along the y coordinate axis and by the amount zScale along the z coordinate axis.

QuickDraw3D::Q3Matrix4x4_SetScale

Parameters:

xScale - The desired amount of scaling along the x coordinate axis.

yScale - The desired amount of scaling along the y coordinate axis.

zScale - The desired amount of scaling along the z coordinate axis.

 public void setRotateAboutPoint(Point3D origin,
                                 float xAngle,
                                 float yAngle,
                                 float zAngle)

Rotates a matrix by the specified angle around the point origin.

QuickDraw3D::Q3Matrix4x4_SetRotateAboutPoint

Parameters:

origin - The desired origin of rotation.

xAngle - The desired angle of rotation around the x component of origin, in radians.

yAngle - The desired angle of rotation around the y component of origin, in radians.

zAngle - The desired angle of rotation around the z component of origin, in radians.

 public void setRotateAboutAxis(Point3D origin,
                                Vector3D orientation,
                                float angle)

Sets a rotate-about-axis matrix that rotates an object by the specified angle around the axis determined by the point origin and the specified orientation.

QuickDraw3D::Q3Matrix4x4_SetRotateAboutAxis

Parameters:

origin - The desired origin of rotation.

orientation - The desired orientation of the axis of rotation.

angle - The desired angle of rotation, in radians.

 public void setRotateX(float angle)

Sets a rotational matrix that rotates an object by the specified angle around the x axis.

QuickDraw3D::Q3Matrix4x4_SetRotate_X

Parameters:

angle - The desired angle of rotation around the x coordinate axis, in radians.

 public void setRotateY(float angle)

Sets a rotational matrix that rotates an object by the specified angle around the y axis.

QuickDraw3D::Q3Matrix4x4_SetRotate_Y

Parameters:

angle - The desired angle of rotation around the y coordinate axis, in radians.

 public void setRotateZ(float angle)

Sets a rotational matrix that rotates an object by the specified angle around the x axis.

QuickDraw3D::Q3Matrix4x4_SetRotate_Z

Parameters:

angle - The desired angle of rotation around the z coordinate axis, in radians.

 public void setRotateXYZ(float xAngle,
                          float yAngle,
                          float zAngle)

Sets a rotational matrix that rotates an object by the specified angles around their specified axis.

QuickDraw3D::Q3Matrix4x4_SetRotate_XYZ

Parameters:

xAngle - The desired angle of rotation around the x coordinate axis, in radians.

yAngle - The desired angle of rotation around the y coordinate axis, in radians.

zAngle - The desired angle of rotation around the z coordinate axis, in radians.

 public void setRotateVectorToVector(Vector3D v1,
                                     Vector3D v2)

Sets a rotational matrix that rotates objects around the origin in such a way that the transformed vector v1 matches the vector v2. Both v1 and v2 should be normalized.

QuickDraw3D::Q3Matrix4x4_SetRotateVectorToVector

Parameters:

v1 - A three-dimensional vector.

v2 - A three-dimensional vector.

 public void setQuaternion(Quaternion quaternion)

Sets a 4-by-4 matrix that represents the quaternion specified by the quaternion parameter.

QuickDraw3D::Q3Matrix4x4_SetQuaternion

Parameters:

quaternion - A quaternion.

 public Object clone()

Returns a copy of this class.

Overrides:

clone in class Object

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