Sapphire change log (2007)

Added detail mapping for cards that support multitexturing.

Added 'select texture' option, for image drape.

Added 'runtime light over texture' option.

Added 'colour by elevation' option.

Added default terrain colour setting (when not using texture or 'colour by elevation').

Added smoothing tool.

Added perlin noise tool.

Don't repeat apply brush tool if cursor pos is unchanged (except in raise/lower brushes).

Marked variance dirty on heightfield load (apparently I had accidentally removed this in the past.)

Added rotatable skybox (',' and '.' keys).

Added PNG and BMP to list of supported screenshot formats, in addition to JPG.

Updated to Zeolite 2.5.2

Reverted some dubious height scaling changes from 2.5.0.13

Reverted texture LOD auto-bias handling from v2.5.0.12.

Added limit to texture tile loading per frame, to smooth-out hit from loading multiple textures.

Changed HUD font size and made semi-transparent.

Improved texture LOD bias handling for GFx cards with lots of memory.

Fixed refresh of main window when Sapphire closes.

Added 'apply' button to teleport dialog.

Added pause option.

Added off-line controls PDF under help.

Changed initialisation progress (now just says 'LOADING')

Rewrote teleport dialog, added support for stored teleport presets.

Added extension functions for ZeoScript script calls.

Allowed key re-mapping.

Auto-split large non-mosaic textures into tiles to fit in GFx hardware.

Auto-lock heightfield tiles to prevent cache thrashing.

Added backup/restore option.

Added bulldozer tool.

Further tweaks to texture caching.

Added hardware settings menu option to select card memory.

Added menu.

Require at least OpenGL 1.2, and exit if not found.

Add mipmap support for megatextures.

Automatically adjust texture mipmap detail.

Disable AM colouring (slow on large maps).

Auto increase variance when increasing view distance.

Fix tex coords when map doesn't fill mosaic tiles (bad in mipmapping).

Fixed seams in mosaic textures (using GL_CLAMP_TO_EDGE, from OpenGL 1.2)

Added linear blending to skybox textures.

Enabled mosaic textures.

Fixed mosaic texture seams by padding borders (partially, they're still there in the GLU mipmaps).

Added turbo movement mode.

Fixed enable state handling with skybox & fog.

Disabled initial tessellation of non-visible terrain patches. Now much faster at initialising view on large maps.

Made depth buffer read-only when drawing transparent water.

Fixed screen capture.

Added skybox.

Added water texture.

L3DT 2.5.1.2 or later (any edition).

Added heightfield brushes for Cliffs/terraces, Thermal erosion

Constrain mouse curor pos to be within map.

Improve accuracy of heightfield editor cursor positioning by using gluUnProject.

Re-draw heightfield in main window if modified in Sapphire.

Render polygon mode with colours from attributes map.

Adjust light position in wireframe/poly mode to be above the camera.

Get window icon from application.

L3DT 2.5.0.34 or later (Pro only).

Fixed variance calculation on flat terrain.

Heightfield brush height takes vert-scale into account.

Double-click on brush in list to edit settings.

Raise/lower brush rate is fps-dependent.

Added SetTo / RaiseTo / LowerTo tools.

Added cursor pos to HUD in tool mode.

Start in wireframe mode by default.

L3DT 2.5 final or later (any edition).

Added heightfield editing tool ('H').

Added screen capture option ('C').

Added lighting to wireframe mode.

L3DT Pro 2.5 RC5 or later.

ZeoScript v2.3.1.0 or later.

Optimised ROAM for water map.

Enabled rendering of mosaic heightfields/water maps.

Added view distance to HUD.

Added HUD text.

Added teleport option with 'T' key.

Prevented rendering of water table & non-water pixels in water map.

Enabled more compiler optimisations.

Water rendering.

Walk/fly mode.

Terrain following.

Backface culling.

Customisable settings, with 'Sapphire→Edit settings' option.

FPS counter.

Terrain rebuilt on keyframes only.