Field Detail

• debug

  private static final boolean debug

  Flag to cause debugging output to stdout.

  See Also:

  Constant Field Values

• surfacesOnly

  private boolean surfacesOnly

  Flag to cause only surfaces to be output.

• normalizeUV

  private boolean normalizeUV

  Whether to normalize UV texture coordinates. (Many applications expect them to be normalized.)

• mtlout

  private javajs.util.OC mtlout

  BufferedWriter for the .mtl file.

• objFileRootName

  java.lang.String objFileRootName

  Path of the OBJ file without the extension.

• nMtlBytes

  private int nMtlBytes

  Bytes written to the .mtl file.

• textures

  java.util.Set<java.lang.Short> textures

  HashSet for textures.

• textureFiles

  javajs.util.Lst<java.lang.String> textureFiles

  List of texture files created.

• sphereNum

  private int sphereNum

  Number for the next mesh of this type.

• cylinderNum

  private int cylinderNum

  Number for the next mesh of this type.

• ellipseNum

  private int ellipseNum

  Number for the next mesh of this type.

• circleNum

  private int circleNum

  Number for the next mesh of this type.

• ellipsoidNum

  private int ellipsoidNum

  Number for the next mesh of this type.

• coneNum

  private int coneNum

  Number for the next mesh of this type.

• triangleNum

  private int triangleNum

  Number for the next mesh of this type.

• surfaceNum

  private int surfaceNum

  Number for the next mesh of this type.

• currentVertexOrigin

  private int currentVertexOrigin

  Wavefront OBJ refers to vertices and normals and textures by their location in the file. This keeps track of where the latest vertex set starts.

• currentNormalOrigin

  private int currentNormalOrigin

  Wavefront OBJ refers to vertices and normals and textures by their location in the file. This keeps track of where the latest normal set starts.

• currentTextureOrigin

  private int currentTextureOrigin

  Wavefront OBJ refers to vertices and normals and textures by their location in the file. This keeps track of where the latest texture set starts.

• ptTemp

  private final javajs.util.P3 ptTemp

Constructor Detail

• _ObjExporter

  public _ObjExporter()

Method Detail

• debugPrint

  protected void debugPrint​(java.lang.String string)

  Debug print utility. Only prints if debug is true.

  Parameters:

  string -

• outputFace

  protected void outputFace​(int[] face,
                            int[] map,
                            int faceVertexMax)

  Specified by:

  outputFace in class __CartesianExporter

• outputCircle

  protected void outputCircle​(javajs.util.P3 pt1,
                              javajs.util.P3 pt2,
                              float radius,
                              short colix,
                              boolean doFill)

  Specified by:

  outputCircle in class __CartesianExporter

• outputCone

  protected void outputCone​(javajs.util.P3 ptBase,
                            javajs.util.P3 ptTip,
                            float radius,
                            short colix)

  Specified by:

  outputCone in class __CartesianExporter

• outputCylinder

  protected boolean outputCylinder​(javajs.util.P3 ptCenter,
                                   javajs.util.P3 pt1,
                                   javajs.util.P3 pt2,
                                   short colix,
                                   byte endcaps,
                                   float radius,
                                   javajs.util.P3 ptX,
                                   javajs.util.P3 ptY,
                                   boolean checkRadius)

  Specified by:

  outputCylinder in class __CartesianExporter

• outputEllipsoid

  protected void outputEllipsoid​(javajs.util.P3 center,
                                 javajs.util.P3[] points,
                                 short colix)

  Specified by:

  outputEllipsoid in class __CartesianExporter

• outputSphere

  protected void outputSphere​(javajs.util.P3 center,
                              float radius,
                              short colix,
                              boolean checkRadius)

  Specified by:

  outputSphere in class __CartesianExporter

• outputTextPixel

  protected void outputTextPixel​(javajs.util.P3 pt,
                                 int argb)

  Specified by:

  outputTextPixel in class __CartesianExporter

• outputTriangle

  protected void outputTriangle​(javajs.util.T3 pt1,
                                javajs.util.T3 pt2,
                                javajs.util.T3 pt3,
                                short colix)

  Specified by:

  outputTriangle in class __CartesianExporter

• outputHeader

  protected void outputHeader()

  Specified by:

  outputHeader in class ___Exporter

• output

  protected void output​(javajs.util.T3 pt)

  Specified by:

  output in class ___Exporter

• drawSurface

  protected void drawSurface​(MeshSurface meshSurface,
                             short colix)

  Overrides:

  drawSurface in class ___Exporter

• initializeOutput

  boolean initializeOutput​(Viewer vwr,
                           double privateKey,
                           GData gdata,
                           java.util.Map<java.lang.String,​java.lang.Object> params)

  Overrides:

  initializeOutput in class ___Exporter

• finalizeOutput

  protected java.lang.String finalizeOutput()

  Overrides:

  finalizeOutput in class ___Exporter

• outputMtl

  private void outputMtl​(java.lang.String data)

  Write to the .mtl file and keep track of the bytes written.

  Parameters:

  data -

• getTextureName

  private java.lang.String getTextureName​(short colix)

  Returns the name to be used for the texture associated with the given colix. Jmol reading of the file without additional resources requires a color name here in the form: kRRGGBB

  Parameters:

  colix - The value of colix.

  Returns:

  The name for the structure.

• outputCircle1

  private void outputCircle1​(javajs.util.P3 ptCenter,
                             javajs.util.P3 ptPerp,
                             short colix,
                             float radius)

  Local implementation of outputCircle.

  Parameters:

  ptCenter -

  ptPerp -

  colix -

  radius -

• outputCone1

  private void outputCone1​(javajs.util.P3 ptBase,
                           javajs.util.P3 ptTip,
                           float radius,
                           short colix)

  Local implementation of outputCone.

  Parameters:

  ptBase -

  ptTip -

  radius -

  colix -

• outputEllipse1

  private boolean outputEllipse1​(javajs.util.P3 ptCenter,
                                 javajs.util.P3 ptZ,
                                 javajs.util.P3 ptX,
                                 javajs.util.P3 ptY,
                                 short colix)

  Local implementation of outputEllipse.

  Parameters:

  ptCenter -

  ptZ -

  ptX -

  ptY -

  colix -

  Returns:

  Always returns true.

• outputEllipsoid1

  private void outputEllipsoid1​(javajs.util.T3 center,
                                float rx,
                                float ry,
                                float rz,
                                javajs.util.A4 a,
                                short colix)

  Local implementation of outputEllipsoid.

  Parameters:

  center -

  rx -

  ry -

  rz -

  a -

  colix -

• outputCylinder1

  private void outputCylinder1​(javajs.util.P3 ptCenter,
                               javajs.util.P3 pt1,
                               javajs.util.P3 pt2,
                               short colix,
                               byte endcaps,
                               float radius,
                               javajs.util.P3 ptX,
                               javajs.util.P3 ptY)

  Local implementation of outputCylinder.

  Parameters:

  ptCenter -

  pt1 -

  pt2 -

  colix -

  endcaps -

  radius -

  ptX -

  ptY -

• outputTriangle1

  private void outputTriangle1​(javajs.util.T3 pt1,
                               javajs.util.T3 pt2,
                               javajs.util.T3 pt3,
                               short colix)

  Local implementation of outputCylinder.

  Parameters:

  pt1 - Vertex 1.

  pt2 - Vertex 2.

  pt3 - Vertex 3.

  colix - The colix.

• addTexture

  private void addTexture​(short colix,
                          java.lang.String name)

  Adds a texture to the .mtl file if it is a new texture. Some of the parameter choices are arbitrarily chosen. The .mtl file can be easily edited if it is desired to change things.

  Parameters:

  colix -

  name - TODO

• addMesh

  private void addMesh​(java.lang.String name,
                       MeshSurface data,
                       javajs.util.M4 matrix,
                       javajs.util.M4 matrix1,
                       short colix,
                       int[] dim,
                       BS bsValid)

  Adds a new mesh using the given data (faces, vertices, and normals) and colix after transforming it via the given affine transform matrix.

  Parameters:

  name - The name to be used for the mesh.

  data - Where the data are located.

  matrix - Transformation to transform the base mesh.

  matrix1 - Transformation for normals

  colix - Colix associated with the mesh.

  dim - The width, height of the associated image for UV texture coordinates. If null no UV coordinates are used.

  bsValid - TODO

• outputList

  private void outputList​(javajs.util.T3[] pts,
                          int nPts,
                          javajs.util.M4 m,
                          java.lang.String prefix,
                          BS bsValid)

  create the v or vn list

  Parameters:

  pts -

  nPts -

  m -

  prefix -

  bsValid - TODO

• outputFace1

  private void outputFace1​(int[] face,
                           int[] map,
                           int[] map2)

  Local implementation of outputFace used for no texture coordinates.

  Parameters:

  face -

  map - Map of data vertex indexes to output indexes

  map2 - Map of data normal indexes to output indexes

• outputFace2

  private void outputFace2​(int[] face,
                           int vt,
                           int[] map,
                           int[] map2)

  Local implementation of outputFace used with texture coordinates.

  Parameters:

  face - Array of vertices for the face.

  vt - Number of the vt texture coordinate.

  map - Map of data vertex indexes to output indexes

  map2 - Map of data normal indexes to output indexes

• createTextureFile

  private javajs.util.OC createTextureFile​(java.lang.String name,
                                           MeshSurface data,
                                           int[] dim)

  Writes a texture file with the colors in the colixes array in a way that it can be mapped by the texture coordinates vt.

  Parameters:

  name - The name of the file without the path or ext. This will be added to the root name of the OBJ file along with the image suffix. The value should be the name given to the surface.

  data -

  dim - A Point representing the width, height of the image.

  Returns:

  The File created or null on failure.