[leveller] Re: Georeferenced Landsat imagery in Leveller 2.6

  • From: Ray Gardener <rayg@xxxxxxxxxxxxxxxxxx>
  • To: leveller@xxxxxxxxxxxxx
  • Date: Mon, 13 Aug 2007 17:55:04 -0700

Can you zip up the texture geotiff and send it to me? It may be a band interpretation issue.


Ray


Greg Sandor wrote:
Thanks. I think textures are enable in scene and in the map. I've tried both unmodified Bands and Subsets processed in Microdem. When I select the geotiff, the loading bar shows it loading, and its listed here in the properties, but even after toggling the tex icon, all I see is the regular colormap.


DOCUMENT PROPERTIES

File: Import of Glencoe30mDem513x.tif
Stored in: (not saved yet)
Latest changes saved: FALSE
Title:
Author:
Copyright:
Stay above ground: FALSE
Water level: 0 px

________________________________________________________________________________
DOCUMENT STATE TRACKING PROPERTIES

Number of queue elements: 1
Current queue position: 0
Initial state memory usage: 1.52 MB
Queue memory usage: 468 bytes
Time required for an Undo: zero seconds

Queue contents (newest to oldest):
   . Select None (zero seconds, 412 bytes)

________________________________________________________________________________
HEIGHTFIELD PROPERTIES

Coordinate system: Geographic
 Units: meters
 Extents: 15360.000 x 15360.000 m
 Elevation units: meters
 Elevation origin: 0.000
 Elevation scale: 30.000
Size: 513 x 513 vertices
512 x 512 faces
Physical span: 0 to 37.383335 px
Max. polygons: 524,288
Volume: 3,346,756.5083 cubic pixels
Approx. surface area: 303,217.1119 square pixels
Min. elevation:  -4,096 px
Max. elevation:  4,096 px
Min. editing elevation:  -4,096 px
Max. editing elevation:  4,096 px
Has work area: FALSE
Memory usage:
   Elevations: 1 MB
   Slabs: 216 bytes
   Render buffers: 8.52 K
   Row cache: 2 K
   Normals cache: 0 bytes
   Total: 1.01 MB
Selection present: FALSE

________________________________________________________________________________
NAVIGATION APPEARANCE SETTINGS

General Render Settings

   Representation: Solid
   Cull backfacing polygons: TRUE
   Clipping planes: Automatic
   Solidity:
       Lighting: Quick
       Polygon smoothing: TRUE
       Show shadows: FALSE

Scene elements:

   Heightfield:

       Sampling rate: 1 x 1
       Auto downsample: FALSE
       Draw partially: FALSE
       Use texture: TRUE
           Use texture opacity: FALSE
       Show selection mask: FALSE
       Wireframe style: Full
       Constant wireframing color: TRUE
           Wirefame color: rgb <0.00, 0.00, 0.00>
       Volumetric: FALSE
       Culled by water: FALSE
       Flip triangles: FALSE

   Background:

       Color: rgb <0.29, 0.78, 0.96>

________________________________________________________________________________
EDITING APPEARANCE SETTINGS

General Render Settings

   Representation: Solid
   Cull backfacing polygons: TRUE
   Clipping planes: Automatic
   Solidity:
       Lighting: Quick
       Polygon smoothing: TRUE
       Show shadows: FALSE

Scene elements:

   Heightfield:

       Sampling rate: 1 x 1
       Auto downsample: FALSE
       Draw partially: FALSE
       Use texture: TRUE
           Use texture opacity: FALSE
       Show selection mask: FALSE
       Wireframe style: Full
       Constant wireframing color: TRUE
           Wirefame color: rgb <0.00, 0.00, 0.00>
       Volumetric: FALSE
       Culled by water: FALSE
       Flip triangles: FALSE

   Background:

       Color: rgb <0.29, 0.78, 0.96>


________________________________________________________________________________
NORMAL APPEARANCE SETTINGS

General Render Settings

   Representation: Solid
   Cull backfacing polygons: TRUE
   Clipping planes: Automatic
   Solidity:
       Lighting: Quick
       Polygon smoothing: TRUE
       Show shadows: FALSE

Scene elements:

   Heightfield:

       Sampling rate: 1 x 1
       Auto downsample: FALSE
       Draw partially: FALSE
       Use texture: TRUE
           Use texture opacity: FALSE
       Show selection mask: FALSE
       Wireframe style: Full
       Constant wireframing color: TRUE
           Wirefame color: rgb <0.00, 0.00, 0.00>
       Volumetric: FALSE
       Culled by water: FALSE
       Flip triangles: FALSE

   Background:

       Color: rgb <0.29, 0.78, 0.96>

________________________________________________________________________________
Camera XYZ position: 0.0000, 283.5019, -393.9190 scene units
Colormap: Classic Gray
Colormap size: 2 color points
Texture attached: TRUE
Image file: C:\Documents and Settings\Owner\Desktop\Current\Glencoe Env\p207r020_7t20000512_z29_nn10.tif
  Size: 8,807 x 8,023 pixels
  Pixel data shared: FALSE
  Color depth: 8 bpp
  Angle: 0 degrees counterclockwise
  XZ Scale: 1,633.9258%, 1,488.457%
  XZ Offset: -2,564.3061%, -637.8685%
  Tiled: FALSE
  Using CS: TRUE
 Usable as OpenGL texture: FALSE
Water textured: FALSE
Flightpath recorded: FALSE
Reference shapes: 0
Shapes list file: (invalid pathspec)

________________________________________________________________________________
3D SCENE PROPERTIES

Pane size: 879 x 846 pixels
Showing water: FALSE
Water opacity: 50%
Selection visible: FALSE
Texture opacity: 50%
Depth map present: FALSE
Base shaping: Default
Memory usage:
   Bounding slabs: 16 bytes

________________________________________________________________________________
OVERHEAD MAP PROPERTIES

Pane size: 328 x 830 pixels
Zoom level: 100%
Zoom level: 100%
Showing texture: TRUE
Texture opacity: 50%
Showing water: FALSE
Water opacity: 50%

________________________________________________________________________________
KNOWN MEMORY USAGE

Application memory manager is tracking 87 objects occupying 70.93 MB total






Regards,

Greg

(614) 517-7204
greg@xxxxxxxxxxxxxx
http://www.gregsandor.com
----- Original Message ----- From: "Ray Gardener" <rayg@xxxxxxxxxxxxxxxxxx>
To: <leveller@xxxxxxxxxxxxx>
Sent: Monday, August 13, 2007 7:54 PM
Subject: [leveller] Re: Georeferenced Landsat imagery in Leveller 2.6


Make sure the texture visibility is enabled. Access View, Scene Appearance, Heightfield icon, Overlays, Texture (checkbox). There is also a texture visibility toggle button on the scene's button panel (it looks like a 2x2 checkerboard).

Ray


Greg Sandor wrote:
I've imported a geotiff .dem and I am trying to apply a georeferenced image (geotiff, landsat bands 1,2,3, and 8) in order to crop them for use in terragen. When I import the texture under the View menu, with geographic coords, it appears to load, but I cannot see it in the viewpane. Can anyone tell me how to do this or point to online documentation. Thanks.

Regards,

Greg

(614) 517-7204
greg@xxxxxxxxxxxxxx
http://www.gregsandor.com












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