Loch Help

Basic control
Off screen rendering
Known bugs

Basic control

Function	Mouse action	Key

Zoom & Rotate	Left click + drag
Zoom only	Left click + drag up/down, then hold left and click right	Ctrl + Up/Down
Rotate only	Left click + drag left/right, then hold left and click right	Left/Right
Pan	Right click + drag	Shift + Arrows
Tilt	Middle (wheel) click + drag or wheel rotate	Up/Down

Full screen	Left double click	F11
Context menu	Right click

If continuous rotation is turned on, then rotation mouse movements change the speed or direction of rotation. If rotation is locked, then rotation mouse movements have no effect.

Off screen rendering

Loch is able to render large bitmaps that can be afterwards post processed and printed. Bitmaps can be exported in PDF, PNG or BMP formats. Configuration of export is dove via Rendering setup dialog. You can set following features:

Size and scaling

Screen shot	Screen copy will be saved into file with no other changes.
Image width	Contents of the screen will have given with.
Image height	Contents of the screen will have given height.
Scale	Contents of the screen will be exported in given scale.

Image options

Rendering resolution	Resolution of the image file used when image size or scale are specified.
Image size	Image size in pixels and uncompressed bytes calculated from previous settings.
White background	Force white background in exported image.

Known bugs

Sometimes empty rectangles appear in off screen rendered file. Changing window size usually helps.

Windows specific

Texture gets strange color pattern. Reloading model seems to help.
Passage coloring gets random. Restarting the program/computer helps.

Linux specific

Stereo mode does not work correctly on some graphic adapters.
This help does not work.