Scene Graph Structure 

• Set layer parent 
• Create new.. 
• Group 
• Lod 
• Switch 
• Sequence 
• Instance 
• Light Group
• Page
• External 
• DCS
• Clip Region 
• Render Group
• Multi-Tex Shader
• Cull Group
• Z-Offset Group
• Multi-Sample AA Group
• Line AA Group
• Fade Group
• Terrain
• BSP
• Render Nodes..
  • Polygon
  • Mesh
  • Light Points
  • Vertices
  • Slim (light-weight) Vertices
• Expand all closed nodes
• Collapse all open nodes
• Attach as children of current parent
• Move after next sibling
• Select last sibling
• Move before previous sibling
• Make selection first sibling
• Convert externals
• Convert multi-texture shaders
• Decompose mesh nodes
• Split Large render groups
• Get Selection triangle count
• Insert level
• Delete level

Appearance Control 

• Get/put color 
• Get/put material 
• Get/put texture 
• Get/put shader
• Remove texture 
• 3-Pt (Planar) texture mapping 
• Per Face texture mapping
• 2-Pt Grid Texture mapping
• Cylindrical texture mapping
• Modify UVs
• Get/put texture mapping
• Get/put texture coordinates
• Compress sparse texture unit usage
• Change texture paths
• Face color to verts
• Walk UV's

Grid Control 

• Grid display on/off 
• Snap to grid on/off 
• Zbuffer display on/off 
• Draw grid before/after 
• Expand grid 
• Shrink grid 
• Snap grid to... 
• XY plane 
• XZ plane 
• YZ plane
• Place grid on polygon 
• Place grid on plane 
• Move grid origin 
• Move grid to origin 
• Center grid 
• Grid perpendicular to X axis
• Grid perpendicular to Z axis
• Set dimensions
• Set XY viewport grid depth
• Set YZ viewport grid depth
• Set XZ viewport grid depth

Selection

• Simple pick modes... 
• Groups
• Prims (Polygon & derived types)
• Vertices
• Externals
• Text
• Select All
• Deselect all
• Selection parent
• Selection next sibling
• Selection previous sibling
• Selection child 
• Keyboard selection shortcuts 
• By Property
• Info
• Concave Polygons
• Polygons w/Coincident Vertices
• Polygons w/Colinear Vertices
• Polygons w/NAN-value vertices
• Non-Planar Polygons 
• Select by clicking in tree or 3D views 
• Fence touching/within 
• Select all siblings

Optimizations

• Flatten nodes 
• Create shared vertex palette
• Delete empty nodes 
• Calculate bounding boxes
• Within-group polygon texture sorter
• Multi-group polygon texture sorter
• Flatten transforms
• Convert to slim vertices

Create Tools 

• Line
• Irregular polygon 
• Mesh
• Fan
• Circle 
• Rectangle 
• 2D raster text 
• 3D vector text 
• Cube 
• Cone 
• Cylinder 
• Sphere 
• Extrude 
• Loft
• Mirror 
• Strip-Face
• Duplicate 
• 3-View template
• Tube
• Light pts by mouse
• Light Pt string by number 
• Light Pt string by delta 
• Light Pt string by number & delta
• Random light Pts
• Surface of Revolution
• Plant

Modify Tools 

• Rotate 
• Translate 
• Place
• Move vertex 
• Scale 
• Flip face 
• Adjacent polygon Orientation fixer 
• Slice 
• Bevel 
• Merge 
• Triangulate 
• Turn Edges
• Collapse Edges
• Point manipulator
• Rotate manipulator
• Align left
• Align right
• Align top
• Align bottom
• Align furthest
• Align nearest
• Distribute along X
• Distribute along Y
• Distribute along Z
• Weld vertices
• Fix degenerate polys
• Project to geometry
• Project to grid
• Put Selection
• Modify 2D clip region 
• Remove
• Coincident vertices
• Collinear vertices
• Non Coplanar faces
• Modify light pt vector
• Change font paths
• Unstrip
• Convert Slim vertices
• Translate by mirror reflection
• Scale to size

Coordinate Input

• Current & delta coordinate input/output
• Distance & Angle input/ouput
• Pass values directly to active tool

Properties 

• All important third-party format (e.g. flt,dwb,hie) properties recovered & written.
• Common to all node types... 
• Node-specific standard properties 
• Node-specific user-defined props 
• Comments
• Global attribute changes
• Add your own user properties
• No programming required 
• Set property label 
• Set property type 
• Bool, short, int, long, float, double, string 
• Set property GUI type 
• Input text field 
• Check box 
• Option menu (one-of-many)
• Set default value 
• Saved/restored in ".geo" format

Material Palette

• Current material index 
• 1 to unlimited material definitions 
• Add/delete materials 
• Edit individual material properties: 
• Ambient rgba 
• Diffuse rgba 
• Specular rgba 
• Shininess

Color Palette 

• True color 
• Color palette for selection 
• Palette has 1024 highest-intensity colors 
• Each color has 128 shades (to black) 
• Total of 131071 indexable colors 
• Colors stored as floats ( 0.0 - 1.0 ) 
• Current color As index & rgb values 
• Larger palette view mode
• Edit colors

Texture Palette

• Current texture index 
• Current texture name
• Current texture file name 
• 1 to unlimited texture definitions 
• Load textures 
• Replace texture 
• Reload textures from dir 
• Delete selection 
• Delete unused 
• Delete duplicates 
• View actual size
• Set/get individual texture properties

Shader Palette

• Current shader index 
• Current shader name
• Current shader type
  • GLSL
  • Cg
  • CgFX
• Create shader
• Shader info
  • vertex program name
  • fragment program name
  • vertex program entry point (Cg)
  • fragment program entry point (Cg)
• Animate shader uniform variables
• Delete shader
• GLSL shaders rendered in-scene

Helper Points 

• On selection average 
• On selection vertices 
• By mouse placement 
• On edge
• By string
• Edge/edge midpoint/intersection
• Line/plane intersection
• Point/line intersection
• Point/plane intersection
• Clear all points

Helper Lines 

• By mouse placement
• Parallel to edge
• Perpendicular to edge
• Perpendicular to grid
• Center line from 2 edges
• Plane/plane intersection
• Clear all lines

Software Development Kit (SDK)

• All tools built using SDK
• Allows users to develop plugins for Geo themselves
• Plugin types: 
• Create tools 
• Modify tools 
• HelperPt tools 
• Appearance tools 
• Optimzation tools
• Task (global per-frame)
• 3D File format import/export 
• Image format import
• New node types
• Development projects, libraries & header files provided: 
  • Mem (memory manager)
• Db (scene graph) 
• App (application functionality) 
• Gui (gui, widgets etc.) 
• Behavior( articulation & control)

GeoScript embedded Scripting Language

• 90% of Plugin SDK exposed through GeoScript.
• Interactive & immediate results
• Built-in Script Editor
• Comamnd-line interface
• Invoke GeoScript 1 of 5 ways...
  • Command-line batch process
  • Interactive command-line 
  • As a GeoScript "plugin"
  • From the Script Editor
  • Automatic pre & post file import/export execution

Behavior

• Apply multiple behaviors to any node

• Each behavior can have multiple actions 

• Data actions: 

• Clamp

• Range

• Arithmetic 

• Conditional 

• Linear 

• Inverse 

• Trig

• Periodic

• Truncate 

• Discrete (switch statement)

• If-Then-Else (single var)

• If-Then-Else (compound block)

• Absolute

• Sqrt

• Display actions: 

• Rotate

• Translate

• Scale

• Color 

• String Content

• Visibility

• DCS (DOFs)

• State-machine driven

• Each action driven by variable values. Supported variable types are: 

• Internal vars 

• Framecount 

• Tempfloat

• Current-time

• Elapsed-time 

• Sin (result of)

• Cos (result of)

• Tan (result of)

• MouseX

• MouseY 

• Left mouse 

• Middle mouse 

• Right mouse 

• Trigger (1 through 4)

• User vars 

  • Any User defined variable

• External (simulation-driven) vars 

  • Any externally defined/controlled variable

• Debug & test behavior within Geo

• Drive input variables

• Watch (interactive) variable values

• Test individual or all behaviors

• View DOF extents & influence

• State machine editor