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java.lang.Objectde.jreality.geometry.Primitives
public class Primitives
Static methods for generating a variety of geometric primitives either as
instances of Geometry
or SceneGraphComponent
. The main categories of
primitives are:
Note: many of these methods could perhaps profitably be replaced with factory classes.
Field Summary | |
---|---|
static double[][] |
icoVerts3
|
static IndexedFaceSet |
sharedIcosahedron
|
Method Summary | |
---|---|
static IndexedLineSet |
arrow(double x0,
double y0,
double x1,
double y1,
double tipSize)
|
static IndexedLineSet |
arrow(double x0,
double y0,
double x1,
double y1,
double tipSize,
boolean halfArrow)
Generate an an arrow: a line segment joining (x0,y0) to (x1,y1) with a head at the second point, each half making a 45 degree angle to the segment. |
static IndexedFaceSet |
box(double width,
double height,
double depth,
boolean colored)
Same as #box(double, double, double, boolean, Pn.EUCLIDEAN) |
static IndexedFaceSet |
box(double width,
double height,
double depth,
boolean colored,
int metric)
A box centered at the origin. |
static SceneGraphComponent |
clippingPlane(double[] plane)
|
static SceneGraphComponent |
clippingPlane(double[] plane,
int sig)
Create a clipping plane with the given plane equation with the given metric. |
static SceneGraphComponent |
closedCylinder(int n,
double r,
double zmin,
double zmax,
double thetamax)
|
static SceneGraphComponent |
closedCylinder(int n,
double r,
double R,
double zmin,
double zmax,
double thetamax)
|
static IndexedFaceSet |
coloredCube()
|
static IndexedFaceSet |
coloredCube(double width,
double height,
double depth)
Deprecated. Use #box(double, double, double, true) |
static IndexedFaceSet |
coloredTetrahedron()
|
static IndexedFaceSet |
cone(int n)
a simple cone with tip at (0,0,1) radius 1 on the XY axis |
static IndexedFaceSet |
cone(int n,
double h)
|
static IndexedFaceSet |
cube()
|
static IndexedFaceSet |
cube(boolean colored)
A cube. |
static IndexedFaceSet |
cube(double width,
double height,
double depth)
Deprecated. Use #box(double, double, double, false) |
static IndexedFaceSet |
cube(double width,
double height,
double depth,
boolean colored)
Deprecated. Use box(double, double, double, boolean) . |
static IndexedFaceSet |
cube4(boolean colored)
A cube. |
static IndexedFaceSet |
cylinder(int n)
A unit euclidean cylinder approximated by a prism with nsides. |
static IndexedFaceSet |
cylinder(int n,
double r,
double zmin,
double zmax,
double thetamax)
A renderMan-style cylinder specification (implicitly euclidean) |
static IndexedFaceSet |
cylinder(int n,
double r,
double R,
double zmin,
double zmax,
double thetamax)
|
static IndexedFaceSet |
cylinder(int n,
double r,
double R,
double zmin,
double zmax,
double thetamax,
int res)
|
static IndexedLineSet |
discreteTorusKnot(double R,
double r,
int n,
int m,
int nPts)
Generate a torus knot that winds around the given torus the given number of times. |
static IndexedFaceSet |
icosahedron()
|
static IndexedFaceSet |
openCube()
|
static PointSet |
point(double[] center)
A single point as a PointSet . |
static IndexedFaceSet |
pyramid(double[][] base,
double[] tip)
A pyramid: a cone with vertex tip over the polygon base. |
static IndexedFaceSet |
regularPolygon(int order)
Construct a regular polygon lying in the (x,y) plane, lying on the unit-circle there, and having order edges. |
static IndexedFaceSet |
regularPolygon(int order,
double offset)
Construct a regular polygon lying in the (x,y) plane, lying on the unit-circle there, and having order edges. |
static double[][] |
regularPolygonVertices(int order,
double offset)
|
static SceneGraphComponent |
sphere(double radius,
double[] center)
A euclidean sphere with given radius and center. |
static SceneGraphComponent |
sphere(double radius,
double[] center,
int metric)
A sphere with given radius and center, with the given metric metric. |
static SceneGraphComponent |
sphere(double radius,
double x,
double y,
double z)
A euclidean sphere with given radius and center. |
static IndexedFaceSet |
sphere(int detail)
Create a unit sphere centered at the origin using latitude/longitude parametrization. |
static IndexedFaceSet |
tetrahedron()
|
static IndexedFaceSet |
tetrahedron(boolean colored)
A tetrahedron. |
static IndexedFaceSet |
texturedBox(double width,
double height,
double depth)
Generate a box with texture coordinates obtained from the vertex coordinates. |
static IndexedFaceSet |
texturedQuadrilateral()
|
static IndexedFaceSet |
texturedQuadrilateral(double[] points)
Generate a textured quadrilateral using the given array points. |
static IndexedFaceSet |
torus(double bR,
double sR,
int bDetail,
int sDetail)
Create a torus with the given parameters. |
static SceneGraphComponent |
wireframeSphere()
|
static SceneGraphComponent |
wireframeSphere(int w,
int h)
A SceneGraphComponent with wire-frame sphere (azimuth/elevation coordinate mesh) |
Methods inherited from class java.lang.Object |
---|
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
---|
public static double[][] icoVerts3
public static IndexedFaceSet sharedIcosahedron
Method Detail |
---|
public static IndexedFaceSet cube()
public static IndexedFaceSet coloredCube()
public static IndexedFaceSet openCube()
public static IndexedFaceSet cube4(boolean colored)
colored
-
public static IndexedFaceSet cube(boolean colored)
colored
-
public static IndexedFaceSet cube(double width, double height, double depth, boolean colored)
box(double, double, double, boolean)
.
public static IndexedFaceSet box(double width, double height, double depth, boolean colored)
#box(double, double, double, boolean, Pn.EUCLIDEAN)
public static IndexedFaceSet box(double width, double height, double depth, boolean colored, int metric)
width
- x-dimheight
- y-dimdepth
- z-dimcolored
- provide face colors?metric
- the metric
public static IndexedFaceSet coloredCube(double width, double height, double depth)
#box(double, double, double, true)
width
- height
- depth
-
public static IndexedFaceSet cube(double width, double height, double depth)
#box(double, double, double, false)
width
- height
- depth
-
public static IndexedFaceSet tetrahedron()
public static IndexedFaceSet coloredTetrahedron()
public static IndexedFaceSet tetrahedron(boolean colored)
colored
-
public static IndexedFaceSet icosahedron()
public static PointSet point(double[] center)
PointSet
.
center
-
public static SceneGraphComponent sphere(double radius, double x, double y, double z)
radius
- x
- y
- z
-
public static SceneGraphComponent sphere(double radius, double[] center)
radius
- center
-
public static SceneGraphComponent sphere(double radius, double[] center, int metric)
radius
- center
- metric
-
public static SceneGraphComponent wireframeSphere()
public static SceneGraphComponent wireframeSphere(int w, int h)
SceneGraphComponent
with wire-frame sphere (azimuth/elevation coordinate mesh)
public static IndexedFaceSet cylinder(int n)
n
-
Cylinder
public static IndexedFaceSet cylinder(int n, double r, double zmin, double zmax, double thetamax)
n
- r
- zmin
- zmax
- thetamax
-
public static IndexedFaceSet cylinder(int n, double r, double R, double zmin, double zmax, double thetamax)
public static IndexedFaceSet cylinder(int n, double r, double R, double zmin, double zmax, double thetamax, int res)
public static SceneGraphComponent closedCylinder(int n, double r, double zmin, double zmax, double thetamax)
public static SceneGraphComponent closedCylinder(int n, double r, double R, double zmin, double zmax, double thetamax)
public static IndexedFaceSet cone(int n)
n
-
public static IndexedFaceSet cone(int n, double h)
public static IndexedFaceSet pyramid(double[][] base, double[] tip)
base
- tip
-
public static IndexedLineSet discreteTorusKnot(double R, double r, int n, int m, int nPts)
R
- major radiusr
- minor radiusn
- number of windings around the big circlem
- number of windings around the small (meridianal) circlenPts
- how many segments in the resulting curve.
public static IndexedFaceSet regularPolygon(int order)
order
-
public static IndexedFaceSet regularPolygon(int order, double offset)
order
- number of Verticesoffset
-
public static double[][] regularPolygonVertices(int order, double offset)
public static IndexedLineSet arrow(double x0, double y0, double x1, double y1, double tipSize)
arrow(double, double, double, double, double, boolean)
with final parameter false.public static IndexedLineSet arrow(double x0, double y0, double x1, double y1, double tipSize, boolean halfArrow)
x0
- y0
- x1
- y1
- tipSize
- Scaling factor for the head of the arrow. Value of 1 makes it as big as the arrow itself.halfArrow
-
public static SceneGraphComponent clippingPlane(double[] plane)
clippingPlane(double[], int)
with second argument = Pn.EUCLIDEAN
.public static SceneGraphComponent clippingPlane(double[] plane, int sig)
plane
- sig
-
public static IndexedFaceSet torus(double bR, double sR, int bDetail, int sDetail)
Geometry
Attribute
so that the RenderMan viewer de.jreality.renderman.RIBViewer
will produce an exact torus.
bR
- Major radiussR
- Minor radiusbDetail
- Number of sample points around major circlesDetail
- Number of sample points around minor circle
public static IndexedFaceSet sphere(int detail)
detail
-
public static IndexedFaceSet texturedQuadrilateral()
public static IndexedFaceSet texturedQuadrilateral(double[] points)
points
-
public static IndexedFaceSet texturedBox(double width, double height, double depth)
width
- x-dimheight
- y-dimdepth
- z-dim
|
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