VTP Development Log, 2003

03.12.29

• Enviro: Added units choice to speed in camera dialog

03.12.24

• VTBuilder: added support for "HGT" file format for files from the SRTM FTP site

03.12.23

• vtlib: a significant amount of cleanup and small improvements:
  • much addition of const
  • wrote more API documentation
  • removed obsolete modules
  • fixed vtGroup::Clone to support internal (OSG) nodes
• Enviro: In scene graph dialog, expose internal nodes in the case where there is no wrapper
• Enviro: began to revive "Vehicle" functionality

03.12.18

• Enviro: distance tool: new toolbar button, unified globe and terrain distance
• VTBuilder: added import of elevation grids from raw "X, Y, Z" point text files

03.12.16

• Enviro small fixes: fixed memleak in arc drag on globe, startup dialog: fixed i18n in list of terrains

03.12.12

• Enviro: added reload of instance items from disk, on right-click popup menu
• Enviro: Layer dialog: lots more implementation, including Show All, Visible, and Zoom To controls
• Enviro: use mouse to rotate instances with Shift key

03.12.11 <uploaded>

• found some ways to shrink the wxWindows DLL that we use on Windows

03.12.10

• Enviro: added a Instance dialog, for adding Structure Instances

03.12.09

• Enviro: added a Layers dialog, which shows info about the Structures of each terrain in Terrain View, and the Features in the Earth View

03.12.08

• fixed stability across the applications for the case where the materials file is not found
• VTBuilder: added a warning dialog in case of missing materials

03.12.03

• Enviro: support for saving snapshots to JPG, BMP, PNG, and TIF

03.12.02

• VTBuilder/vtdata: deal with Gauss-Kruger projection, and Pulkovo WKT variant

03.11.25

• VTBuilder: added elevation export to GeoTIFF (16-bit)
• VTBuilder: added elevation export to BMP (8-bit)

03.11.24

• moved vtdata/GDAL/etc up to Xerces 2.3
• VTBuilder/vtdata: added support for Canadian flavor of USGS DEM found on GeoBase.ca site
• VTBuilder/vtdata: improved stability when OGR is missing its projection data
• VTBuilder: added ability to import any number of layers of any kind from inside a ZIP archive dropped in (instead of just a single DEM or SDTS transfer)
• VTBuilder: fixed saving to .bt.gz on Elevation Merge-and-export

03.11.20

• Enviro: added Terrain Manager dialog, accessible from the Startup Dialog, which allows the user to add and remove Data Paths, add and remove Terrains
• Enviro: re-organized Terrain Parameters dialog to be less cluttered, and allow renaming Terrains

03.11.19

• VTBuilder: fixes some issues with import of Road/rail and Hydro from DLG (.opt)
• VTBuilder: enabled layer flattening for Hydro layers
• vtdata: cleaned up how Heightfield initialization occurs

03.11.12 <uploaded>

• VTBuilder: enabled Cancel button during Image import
• Enviro/vtlib: enabled support for explicit external 3D models for vegetation ("type 2" in species file)
• vtlib: tweaked for small change from OSG 0.9.6 to 0.9.6-2

03.11.10

• fixed memory leaks in Enviro/vtosg/vtdata
• finished moving all projects over to VC7 (from .dsp/.dsw to .vcproj/.sln)

03.11.07

• VTBuilder: when importing images that lack extents, ask the user to supply them instead of failing
• VTBuilder: re-enabled warning on very large images, giving the user the choice to access them directly from disk

03.11.06

• vtdata: create simple, trouble-free dir_iter class to replace usage of boost::dir_it
• VTBuilder/vtdata: fixed support for DTED files in the southern hemisphere
• VTBuilder: improved error-checking on NetCDF import to not hang on bad files
• vtdata: fixed small memory leak in vtPlantInstanceArray::ReadVF
• VTBuilder: Save visibility state of each layer to project file
• many changes to make things compile with VC7 (Visual C++ .NET 2003)

03.11.04

• RMF format: updated to v1.9: shortened link flags, removed 'height at',
  made extents proper doubles, and embedded WKT projection info
• VTBuilder: added Load/Save to projection dialog
• VTBuilder: refresh displayed road widths on Set projection
• VTBuilder: when importing elevation, and projection or extents are missing, give the user different GUI ways to supply those values or to use some supplied defaults
  • (vtdata: don't fail on missing projection or extents in vtElevationGrid, just return NULL projection and Empty extents in those cases)
• VTBuilder: fixed resampling of source image/elevation which happens to be exactly 1m (found by Todd Jellett)

03.10.31

• BExtractor: fixed lockup on Mop when structures contain non-buildings
• Enviro: added runtime toggle of artificial building foundations
• VTBuilder: fixed 'add points to footprint' and 'rem points from footprint' to not require the building to be selected, and not ask about levels
• expanded VTBuilder documentation: Structure commands, and new page on Importing data

03.10.30

• VTBuilder: Support for image layers larger than 4k*4k on Windows (using DIBSections, which are also faster, more precise and more memory-efficient)
• VTBuilder: also changed Elevation layers to use vtBitmap (to gain the speed of DIBSections)
• VTBuilder: added source clipping on Image layers (speeds up refresh when panning around on large images)
• VTBuilder: fixed the problem that's been bugging me for years with loose visual alignment on elevation layers with zoom factor>1, though the fix only works for layers w/o unknown areas (masking)

03.10.29

• BExtractor: fixed handling of lack of SRS (e.g. BMPs and JPEGs), applied RJ's fix for affine bounds
• Enviro: right-click popup menu can be used to delete plants and edit plant properties
• Enviro/vtlib: improved memory handling/cleanup of meshes
• Enviro/vtlib: postpone creation of skydome and loading of building materials until needed, making application startup much faster when they are not needed
• Enviro: improved handling of plant sizes in plant dialog

03.10.28

• BExtractor: exposed support for JPG, added status bar with all the same fields as VTBuilder
• Enviro: fixed bug with vegetation files created from scratch which lacked projection and hence wouldn't load into VTBuilder
• Enviro: added status bar for MFC version
• VTBuilder: made project file reader extensible so that we can add elements
• VTBuilder: added PlantList to project file (store the path)

03.10.27

• Enviro: added ability to set an Initial Location for each terrain
• Enviro: fixed width of texture controls in terrain parameters dialog

03.10.24 <uploaded>

• VTBuilder: fixes to editing of road points

03.10.23

• Enviro: fixed saving plants from Enviro
• VTBuilder: added support for constraining (preserving) angles on footprint edit, just as in BExtractor
• VTBuilder: changed behavior of editing footprints to affect all levels
• VTBuilder: fixed display of roads when flags are changed that affect width

03.10.17

• VTBuilder: added a simple implementation of ground flattening under roadways

03.10.16

• BExtractor: added support for constraining building footprint corners to right angles on creation and edit
• vtlib: found, fixed small memory leak in vtMaterialDescriptorArray3d
• VTBuilder: fixed detail textures in Nevada scene
• VTBuilder: fixed display of offset roads with displayed width
• VTBuilder: added status message for road layer deletion to inform user in potentially confusing situation where the selected nodes are hidden
• VTBuilder: fixed "Untitled" layer bug introduced by RJ's recent change

03.10.13

• Enviro: made Selection cutoff distance user-configurable
• VTBuilder: exposed support for Sinusoidal projection

03.10.10

• Enviro/vtlib: fixed issue with culling planes which broke SMTerrain since last OSG update
• Enviro/vtlib: fixed ortho navigation engine to zoom at fixed speed

03.10.09

• tracked down bug with text control caret position, which turned out to be in wxWindows (fixed it there)
• moved all projects up to wxWindows 2.4.2 (no code changes needed)

03.10.08

• VTBuilder: added support for New Zealand Map Grid projection

03.10.07

• BExtractor: fixed saving to VTST
• Enviro: exposed more feedback about road culling at startup
• added support for yet another variant of the USGS DEM format; this latest breaking example came from West Virginia

03.10.06 <uploaded>

• VTBuilder: added units controls to state plane dialog

03.10.03

• VTBuilder: fixed zoom to point

03.10.01

• vtlib: re-enabled support for Orthographic cameras
• Enviro: re-enabled the top-down camera, added a navigation engine specifically for the top-down view

03.09.30

• support for OSG 0.9.6 now functional
• VTBuilder: fixed crash on poorly-formed projections
• VTBuilder: implemented import from Garmin MapSource export format

03.09.26

• Enviro: fixed small bug in switching terrain, added texture logging

03.09.24

• VTBuilder: added display of grid spacing to elevation layer properties
• VTBuilder: added support for Stereographic and Oblique Stereographic projections
  (including Romanian "Stereo70")

03.09.11

• merged in some Linux diffs
• fixed DTED support to handle another flavor of DTED1 files

03.08.26 - 03.09.10 trip to Romania, no coding

03.08.24

• VTBuilder: some small UI improvement tweaks

03.08.21 <uploaded>

• implemented new version of VF file format (2.0) with better efficiency, projection support, and explicit species
• in conjunction, implemented direct SHP load/save for plant instances, as an alternative to VF, and exposed support for it in Enviro
• VTBuilder: exposed export of plant instances to SHP

03.08.19

• Enviro: added i18n support for Terrain Name (from startup dialog)

03.08.18

• VTBuilder: fixed projection support for plant instance Vegetation layers

03.08.14

• VTBuilder/vtdata: fixed setting of Unknown datum on vegetation instance layers with a Geographic CS

03.08.13

• vtlib: fixed some handling of Fog and Horizon colors

03.08.12

• VTBuilder: added "degrees minutes seconds" option to Area dialog
• VTBuilder: expanded WMS dialog and capabilities including querying of layers

03.08.11

• Linux and Mac patches
• vtlib: transition from osg::GeoSet to osg::Geometry

03.08.06

• upgraded all projects from wxWindows 2.4.0 -> 2.4.1
• Enviro/vtlib: added 'Panoramic' navigation engine

03.07.30 <uploaded>

• VTBuilder: on import of image without projection, give user the choice to specify it, use the current projection, or cancel
• VTBuilder: added support for images of greyscale TIF w/o palette
• checked in some fixes for building on OSX

03.07.25

• Enviro/vtlib: changed fog distance to floating point

03.07.23

• VTBuilder: fixed memleaks from failed/interrupted layer loading, improved memory cleanup for Image layers
• VTBuilder: exposed support for loading IMG files

03.07.22

• added support for .bt.gz (read and write directly to compressed BT files)
• VTBuilder: fixed bug in reprojecting Raw data polygons, and added warning message if some points fail to transform
• VTBuilder: added 'remove elevation range', replacing the old "remove terrain below sea" feature with a far more powerful and useful tool
• vtlib: exposed support for LWO as a 3D model format
• vtdata: fixed handling of variant of OHD used by Honolulu GIS .prj files

03.07.21

• Enviro/vtlib: fixed doors and windows which were upside-down

03.07.15

• big cleanup and fixes on the Building Materials code, replaced texture.xml with new materials.xml format, (re-)exposed building material support in VTBuilder
• fixed crashing bug in building dialog

03.07.11

• vtdata: encapsulated ability to extract from ZIP files with the ZipArchive library
• VTBuilder: can now automatically extract ZIP files on import, reading DEMs from the contents
• VTBuilder/vtdata: added support for yet more rare varieties of DEM (implemented a sliding scan to find start of DEM B record)
• VTBuilder: convert projection faster when elevation grids only differ by Datum

03.07.10

• CManager: improved stability, limit framerate to ~60Hz so that it doesn't eat all CPU pointlessly

03.07.03

• Enviro/vtlib: omit feature labels not on the terrain
• Enviro: fix projection of structure layers created at runtime then saved
• fixed vtProjection::SetDatum to set correct spheroid

03.07.01

• VTBuilder: made progress dialog more stable on drag-and-drop import, added support for Polar Stereographic projection

03.06.29 <uploaded>

• Enviro/vtlib: turn feature labels toward the camera (with SimpleBillboardEngine)
• vtlib: added safety check to Röttger CLOD algo for supported grid size
• Enviro: show number of targets per engine in scene graph dialog

03.06.28

• more fixing of memory leaks

03.06.27

• VTBuilder/vtdata: added support for FTLogical (boolean field) for raw features
• moved up to GDAL 1.1.9

03.06.25

• put a unified wrapper around GDAL/OGR driver registration (GDALWrapper)
• vtosg: fixed bugs with GetLighting and GetCulling
• VTBuilder: fixed field index assignment in VegFields dialog, routed many more messages to the log for troubleshooting remote users, fixed really tricky crash-on-exit (wxWindows bug?) with a workaround, report of number of successfully matched species on import, added log warning and safety fallback for boolean SHP fields and for empty shapes (geometry-less primitives)

03.06.24

• Enviro: added menu for changing navigation mode at runtime
• Enviro: added command-line options to suppress startup dialog & suppress plants
• fixed lots of memory leaks throughout all the libraries and apps, everything is now much more clean and robust
• vtlib: improved OSG wrappers with fixed referenced counting

03.06.23

• Enviro: made structures a separate runtime toggle from vegetation
• Enviro: exposed LOD distance for vegetation, structures, and roads in the Camera dialog
• vtlib: improved 'labels' code to expose control over {color, size, height, field} to any terrain subclass
• Enviro: exposed choice of navigation engine, and the new Label parameters, in the Terrain Parameters dialog

03.06.22

• vtdata: created translation table from GEOnet names to Unicode by manually cross-referencing the GEOnet and Unicode character tables (for the regions 1-3 only, out of 6)

03.06.20

• VTBuilder: new dialog for sampling images, preliminary WMS interface dialog which creates URLs that can be plugged into any browser to retrieve an image from JPL's server

03.06.19

• VTBuilder: added support for NOAA GLOBE header format, very useful with their "Select Your Own Area" web service
• VTBuilder/vtdata: fixed handling of byte order ('M'/'I') in GTOPO (ESRI) headers
• VTBuilder: automatically decrease resolution of displayed image for really large elevation layers (better than warning and failing)
• Enviro/vtlib: added support for multiple structure files per terrain, and separate LOD distance for structures
• Enviro/vtlib: chg units for LOD distances from km to meters, for more user control

03.06.18

• VTBuilder: added extract/resample of image layers in the same fashion as elevation, with the ability to draw from images too large to fit in memory (paging by row)
• fixed a large number of memory cleanup issues throughout all the apps and libs

03.06.17

• VTBuilder: fixed area extents for Image layers, added support for BMP files with world and projection files, added support for Geographic CS images, fixed bogus save warning for imported layers, added zoom 1:1 to image layers

03.06.16

• Enviro/VTBuilder: fixed building dialog bug with roofs not updating

03.06.14

• vtlib: fixes to handling of time

03.06.13

• chg to using serializable materials (strings instead of tokens) for buildings (RJ)

03.06.12 <uploaded>

• mfcEnviro: small fixes

03.06.05

• Enviro: panning navigation for flat mode (unfolded globe)

03.06.02

• Enviro: support for point data on the unfolded globe, preliminary support for SHP arcs on the spherical globe
• Enviro: added menu for earth tilt, toolbar for tilt and earth axes

03.05.29

• Enviro/vtlib: fixed orientation of building facade textures

03.05.28

• Enviro/vtlib: correct seasonal axis display in earth view
• Enviro: added toolbar buttons for unfold, time stop and time faster

03.05.27

• Enviro: postpone plant loading until first terrain load (faster earth view launch)
• Enviro: optionally display axes for sun-earth, earth axis, earth path, etc.
• Enviro: better unfolding: can now unfold to and from a spinning earth, with morph interpolation to a moving target
• vtlib: re-wrote TimeEngine to use stdlib time types, chg from void* to vtTarget for Engine targets to allow robust casting (support non-vtNode targets), added support for multiple vtEngine targets
• vtlib: created a pq class (position/quaternion) with interp method, used it for final smoothing pass on unfold

03.05.25

• CManager: many fixes: fixed window splitter behavior, fixed zoom distance per model, fixed enable overlap, fixed
  type setting per item, fixed ambient lighting, fixed read/write of scale for content files, fixed zoom to
  Items, enabled debug logging, fixed mouse capture problem, added ruler feature and toolbar buttons to toggle axes/ruler
• vtlib: fixed bug with expansion of vertex arrays
• Enviro: ability to find closest structure across structure sets, fixed point-of-interest highlighting, added spacebar toggle for navigation mode
• vtdata: improved FindFileOnPaths to include resolvable paths, chg vtlib and apps to rely on this capability

03.05.21

• Enviro/vtlib: most work done on globe unfolding functionality

03.05.17

• Enviro/vtlib: fixed terrain extents in earth view to not dip underground
• vtlib: added new "Right Triangle" subdivision for globe

03.05.14

• vtlib/vtdata: unified storage of local building footprints (reduces memory use)

03.05.13

• made mfcEnviro and Simple apps build again

03.05.12

• VTBuilder: fixed bug with reprojection of building layers, zoom to building layer in degrees
• Enviro: fixed small bug with using 'd' to toggle grab-pivot when not in nav mode

03.05.08 <uploaded>

• numerous small bug fixes including DTED reader and support for old VTST files
• much more verbose output to the debug.txt file across the libraries and applications, for improved troubleshooting of remote problems
• all the apps now have at least a minimal level of i18n support, so i18n versions will be distributed to end-users from now on
• Enviro/vtlib: removed the old "regular brute-force" terrain, simplifying code and UI

03.05.05

• VTBuilder: improved Projection handling (and dialog) to handle the full range of 237 EPSG Datums, with backward compatibility for the old USGS list of 23 Datums
• VTBuilder: fixed small bug in handling of building heights on import from SHP

03.05.04

• VTBuilder: fixed raw layer editing to set modified on record delete
• VTBuilder: added support for UTF-8 i18n in raw layer text fields
• VTBuilder: added support for user editing of raw layer text fields
• Enviro/vtlib: added support for per-terrain text labels file, added support for spaces and i18n in text label strings
• Enviro: exposed text label file in terrain parameter dialog

03.05.03

• VTBuilder: fixed internal edges on world map for good; removed need to pause to remove edges
• Enviro: i18n version now supports use of any characters in Location dialog

03.04.29 <uploaded>

• vtlib: moved up to OSG 0.9.4-2, fixed a flickering lighting bug (actually in OSG)

03.04.28

• Enviro: changed default location for camera for each terrain to be in the center, just above to ground
• Enviro: first look for species.xml with Terrain name prepended
• VTBuilder: enabled support for using the Unicode flavor of wxWindows (with supporting changes to vtui, vtdata, and xmlhelper projects)

03.04.24

• VTBuilder: added "Process Billboard" feature for cleaning up alpha edges of texture

03.04.23

• Enviro/vtlib: fixed sorting of transparent materials (trees...)

03.04.20

• Enviro: exposed support for JPEG skydome textures (involving a major shift in UV conventions)
• Enviro: fixed to force 24-bit Z-buffer; wxWindows had been defaulting to 16-bit
• vtlib: made changes to support OSG 0.9.4

03.04.16

• VTBuilder: numerous small UI improvements, including: improved loading of projects by disabling draw until all
  layers are loaded, improved 'need save' msg by checking if modified layers can actually be saved, elevation grid reprojection will now check for invalid transformation and warn
• VTBuilder: a vegetation density layer is now optional for plant generation - density defaults to 1
• Enviro: Locations dialog will now warn instead of silently failing for invalid CS transformations
• enabled redirection of lower-level (GDAL/OGR/PROJ) error/warning messages into the debug log

03.04.13 <uploaded>

• Enviro: added 'flip footprint' feature to building popup menu

03.04.12

• improved control of plant size by removing variance from vtlib and exposing it as an option in the Enviro plant creation dialog instead
• added ability to specify a facade texture for the entire edge of a building level (instead of specific edge features)

03.04.08

• Enviro: fixed terrain parameters dialog to allow disabling the skydome

03.04.05

• VTBuilder: added support for SHPT_ARC for building footprints (although footprints with holes are still not always handled correctly)

03.04.01

• fixed some small issues with handling of UTM zones

03.03.22

• Enviro/vtlib: integrated Roger James's implementation of Petr Felkel's roof-building algorithm
• Enviro: fixed updating of status bar messages during startup

03.03.19

• VTBuilder: added ability to import data from a .tar.gz file to the regular "Import" command, in addition to drag-and-drop import
• VTBuilder: new "Import Structures" dialog now lets you indicate which fields to use for height or filename, and how the fields should be interpreted
• VTBuilder: implemented Add Foundation Levels for Structure Layers

03.03.18

• VTBuilder: use "/tmp" as the temp directory on non-WIN32 systems if TEMP is not set
• VTBuilder: improved Feature Info dialog to show more digits if coordinates are in degrees

03.03.13

• VTBuilder/vtdata: improved importing of RAW data (added byte order option to dialog, fixed SwapBytes method for short integer data)

03.02.10

• BExtractor: removed dependence on GBM library, code cleanup, more progress reporting, fixed small bugs including how grey values are displayed in the greyscale bitmap

03.02.06 <uploaded>

• VTBuilder/BExtractor: fixes to handling of GeoTIFF files
• BExtractor: fixed issues with building extents
• VTBuilder: feature: set unknown areas to user-supplied value, optionally constrained by Area tool

03.01.25

• vtosg/Enviro: upgraded to use OSG 0.9.3

03.01.21

• numerous small fixes and improvements from Roger James
• VTBuilder/vtdata: fixed extents in DTED reader
• additional linear structure types: HEDGEROW, PRIVET, etc.

03.01.18

• VTBuilder and Enviro: fixed the toolbar bitmaps and icons which were appearing mangled on Linux
• upgraded all applications to use wxWindows 2.4.0

03.01.17

• VTBuilder: fixes to handling of buildings

03.01.09

• VTBuilder: fixed a Release-mode crash on missing World Map

03.01.03 <uploaded>

• Enviro/vtlib: made transition to OSG 0.9.2
• all projects: made transition to GDAL 1.1.8