glplanet6

Usage

Overview

Draws a planet bouncing around in space. The built-in images are day and night maps of the Earth, but you can wrap any Equirectangular-projected map onto the sphere, e.g., the planetary textures included with ssystem.

Options

--visual visual

Specify which visual to use. Legal values are the name of a visual class, or the id number (decimal or hex) of a specific visual.

--window

Draw on a newly-created window. This is the default.

--root

Draw on the root window.

--window-id number

Draw on the specified window.

--delay number

Per-frame delay, in microseconds. Default: 20000 (0.02 seconds).

--image file

The day texture map to wrap around the planet's surface.

--image2 file

The night texture map to wrap around the planet's surface. The two will be blended together at the dusk terminator.

--mode globe

All is right with the world.

--mode equirectangular

Wat.

--mode mercator

Good day, Sir. I said GOOD DAY.

--resolution

The resolution of the planetary mesh. Default: 128.

--wireframe

Render in wireframe instead of solid.

--fps

Display the current frame rate, CPU load, and polygon count.

Environment

DISPLAY

to get the default host and display number.

XENVIRONMENT

to get the name of a resource file that overrides the global resources stored in the RESOURCE_MANAGER property.

XSCREENSAVER_WINDOW

The window ID to use with --root.