Interactive Network Technologies
Widgets 3.5

Release Highlights

True color visual (24 bits and 32 bits) are now supported for all widgets, including Seismic and EditColormap

Improved CGM hardcopy output with better support for Zeh and SDI.

Improved support for Solaris 8 and Red Hat Linux 7.x.

New methods added to update points of a polyline object with no flashing.

Quality of seismic output has been improved (reduced round-off errors).

Improved rendering of Contour widgets for small colormaps.

Memory and performance enhancements for View3D widgets.

Full Image support for all visual types and screen depths.

New Action

The following new action is defined by the Seismic widget class.
 

Name	Description
ToggleHighlightTrace()	Causes the selected trace to have highlight activated or disactivated. The highlight color is specified by the resource XmNhighlightColor.

Edit Table Widget

New Callback Reasons

The following callback reasons have been added to the EditTable widget.
 

Callback	Reason	Description
XmNcolumnCallback	XintCR_DESELECT_COLUMN`	Notification of column deselection.
XmNrowCallback	XintCR_DESELECT_ROW	Notification of row deselection.

Polyline Object Widget

New Functions

The following new functions have been added to the Polyline Object Class.

XintPolylineAddPoint
Function XintPolylineAddPoint adds a point to a polyline while minimizing redraw and flashing on the screen.

void XintPolylineAddPoint(. . .)

Object	polyline	Polyline to add the new point to.
int	index	Index where to add the point in the polyline (0 to add the point at the beginning).
double	x	X coordinate of new point.
double	y	Y coordinate of new point.

XintPolylineDeletePoint
Function XintPolylineDeletePoint deletes a point from a polyline while minimizing redraw and flashing on the screen.

void XintPolylineDeletePoint(. . .)

Object	polyline	Polyline to delete the point from.
int	index	Index of the point to remove (0 for first point).

XintPolylineMovePoint
Function XintPolylineMovePoint moves a point from a polyline while minimizing redraw and flashing on the screen.

Boolean XintPolylineMovePoint(. . .)

Object	object	Polyline to move the point from.
int	index	Index of the point to move (0 for first point).
double	x	New X coordinate for the point to move.
double	y	New Y coordinate for the point to move.

Returns True if the point where moved, False otherwise (if  index is incorrect);

XintPolylineMoveSegment
Function XintPolylineMoveSegment moves a set of consecutive points from a polyline while minimizing redraw and flashing on the screen.

Boolean XintPolylineMoveSegment(. . .)

Object	object	Polyline to move the points from.
int	index	Index of the first point to move.
int	count	Number of points to move.
double *	x	Array containing new X-coordinate for points to move.
double *	y	Array containing new Y-coordinate for points to move.

Returns True if points where moved, False otherwise (if count or index are incorrect);

View3D Widget

New Resource

The following new resources have been added to View3D widget.

Name	Type	Default	Description
XmNpickSensitivity	float	1.0	Set the sensitivity for picking or selecting an object.
XmNaxisOffset	XintVector3	NULL	Set axis offset for the axes.

New Function

XintView3DAxisClipEditor
The function XintView3DAxisClipEditor starts the axis clipping editor, the editor can clipping the scene in
X, Y, and Z directions and the axis will resized to the clipping edges.

void XintView3DAxisClipEditor(. . .)

Widget

view

ID of the View3D widget

EditColor Widget

New Resource

The following new resource is defined by the EditColor widget class.

XmNeditColorCallback

Specifies the list of callback procedures called when a color is changed by the EditColor widget.

Name	Structure	Reason
XmNeditColorCallback	XintEditColorCallbackStruct	XintCR_VALUE_CHANGED

 XintEditColorCallbackStruct

The following ordered table lists the members of the callback structure, XintEditColorCallbackStruct, returned to each procedure in the callback list specified by the resource XmNeditColorCallback.

Data Type	Member	Description
int	reason	Indicates why the callback was   invoked.
XEvent *	event	Pointer to the XEvent that  triggered the callback.
XColor	color	Indicates the color changed.

EditColorMap Widget

New Defined Resource

The following new resource is defined by the EditColormap widget class.
 

XmNeditColormapCallback
Specifies the list of callback procedures called when a colormap has been updated by a user clicking on the OK or Apply pushbutton on the EditColormap panels. This resource is ignored in case the widget set with a PseudoColor visual.

Name	Structure	Reason
XmNeditColormapCallback	XintEditColormapCallbackStruct	XintCR_VALUE_CHANGED

XintEditColormapCallbackStruct
The following ordered table lists the members of the callback structure, XintEditColormapCallbackStruct, returned to each procedure in the callback list specified by the resource XmNeditColormapCallback.

Data Type	Member	Description
int	reason	Indicates why the callback was   invoked.
XEvent *	event	Pointer to the XEvent that   triggered the callback.
int	ncolors	Indicates the number of colors in   the colormap.
XColor *	colors	Indicates the updated colormap   array of  colors.

Geoscience Library Bug Fixes

• Widget output, realize and destroy function now works properly, and the related merge problems have been corrected.
• A problem with function XintPostscriptSetBackground has been corrected.
• Option XintSTACKED in the resource of XmNverticalLabelOrientation has been implemented and works now.
• Some missing resources have been added in the base class when calling XintSeismicSetArgList to create another Seismic widget.
• An overlap error related to CGM Montage output has been fixed.
• Moving, adding or deleting points from a polyline over a seismic display creates significant flashing. See new functions XintPolylineAddPoint, XintPolylineDeletePoint and XintPolylineMoveSegment.
• INT widgets now support all visual depths for image scaling.
• XintRetrieveScrollLayout function now works correctly when there is an empty scroll working window.
• CGM output file can now handle properlyany number of points in a polyline.
• The different colors specified for seismic wiggles can now be saved in CGM file, and are displayed correctly.
• XintCreateEditColorDialog now gets to popup correctly when the parent widget visual is different from the dialog window's.
• Contour color annotation is now displayed correctly when a colormap of eight colors is used for the contour.
• The error related to moving an horizon beyond the seismic staring limit, related to HorizonEndMove action procedure, has been fixed.
• A memory leak problem in Segy widget has been corrected during data trace preparing.
• The rasterization quality of seismic wiggle traces has been enhanced due to the reduction of roun- off errors in trace processing.
• A problem when doing P/N fill with zero percent bias has been corrected.
• A positive fill on a seismic plot now works correctly with the resource of XmNplotDirection set to XintPLOT_R_TO_L.
• A crash when running Seismic/Segy widget on Solaris 8 has been fixed.
• XmNfillBias is now functioning properly when the XmNplotType is set to a new user color fill type.
• The seismic trace highlight function has been improved, and a new action of  ToggleHighlightTrace has been defined.
• XintSeismicUpdateTraceColor is now functioning correctly either in virtual scrolling mode or in non scrolling virtual mode.
• A functionality, which let some customers use their own version of scroll widget for dynamic scrolling, has been implemented.
• The seismic trace colors are now displayed correctly when a new color array of different size is set using resource XmNtraceColorArray.
• A problem with output of seismic in CGM file, due to a scale factor less then zero, has been fixed (SDI viewer does not support a scale factor less than zero).
• A screen redraw problem in PlotXY widget has been corrected when double buffer set to true.

• Crash on linux when changes resouces XmNcolumnAnnotationFont, XmNrawAnnotationFont, or XmNtableFont.
• The call toXintEditTableReadAscii() fails when string is longer that 256 character.
• On multiple row selection, when selection has reached the last row of the table, The EditTable crashes.
• Selection has callback, but not Deselection. This fix let the deselection calls the selection callback, and the callback reasons are XintCR_DESELECT_ROW and XintCR_DESELECT_COLUMN.
• widget hardcopy output now works for windows with depth 12 and 15.
• A memory leak when some object shapes are deleted in EditObject has been fixed.
• Interpolation and scaling of images work for all window depths.
• The comboplot object created by XintComboPlotCreateNewPlot does not respond to changes to resource XmNlineStyle.

• View3D does not display correctly on some dual display sgi video cards.
• View3D widget tiff output support has been extended to 24bit depth windows.
• The Light editor, Material editor, Axis editor dialog display incorrectly on some Solaris video cards.
• In sorted transparent mode, when new graphic objects are added to the viewer or an object is removed from the viewer, the sorting order is incorrect.
• A memory leak when deleting an object created by XintView3DCreateMeshSurface() has been removed.
• Speed up of mesh object deletion which used to be very slow for large surface mesh objects.
• User can now edit the values in equation text area and translation text area of the Clipping Plane Editor Dialog.
• A problem with axis title that did not update when title is changed at run time with resource XmN[xyz]Label.
• Deselection now calls the XmNselectCallback. The callback reason is XintCR_SELECT, and the selected object is NULL.
• Problem with SortedTransParent mode that did not work for multi color and scale color material.
• Added a slider bar in Light Editor to change head light intensity.
• Fixed a problem related to sharing of scale color materials.
• Objects with scale color material do not update the scale color properties if they are not added in the viewer.

All Widgets were tested on the following platforms

• AIX
• Red Hat Linux 7.1
• SGI
• Solaris 8
• Solaris 7

Support

• Online programmers guides can be found in the "docs" directory as pdf files. You can download a pdf reader at Adobe's Website.
  • ChartObject_Library.pdf
  • EditTable_Library.pdf
  • Geoscience_Library.pdf
• You can send an email to Support for other questions

Interactive Network Technologies (INT), Inc.
2901 Wilcrest, Suite 100
Houston, Texas 77042
U.S.A.
http://www.int.com/