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Turnbull China Bikeride
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Turnbull China Bikeride - Disc 1.iso
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GRAPHICS
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IMAGE_1-.SPK
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!Image
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P14
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1995-02-19
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Configuration
-------------
The Configuration window allows you to specify several aspects of
Image's behaviour. It primarily allows you to specify how many colours
the sprite Image used for displaying should have.
Configuration is split into three sections, each with its own window. By
selecting the configuation option on the control a window is opened which
shows the three sections: Display, Loading and Misc. Select the relevant icon
on the main configuration window and the window to configure the selected
options will also be opened (if you use ADJUST to make the selection the main
configuration window will also be closed).
At the bottom of the main configuration window are icons to save and load
the configuration, and a cancel icon (selecting this closes all configuration
windows, using ADJUST only closes the main configuration window).
Display Configuration
---------------------
At the top of the window are options for defining the sprite. To the
left are six options which state how many colours the sprite should
have (2, 4, 16, 256, 32k or 16M). On the right are options for whether the
sprite should be high resolution or low resolution (default high), full
colour or grey scale (default colour), whether the sprite should have a mask
(default yes) and whether the sprite should use the user palette.
The options for 32k and 16M colours are only available on machines which
support their display (ie. Risc PC machines or those with a Colour Card (or
similar)).
NOTE: Currently the Mask and Grey options are ignored for 32k and 16M colour
display.
If you are running low on memory, you can reduce the specification of the
sprite used. Removing the mask is a primary candidate for saving memory,
followed by reducing the number of colours. Remember none of these options
affect the handling of the pictures within Image, only the display of them on
the screen, and the saving as a plain 'Sprite' (see 'LoadSave'). If need be
you can go down to an unmasked 16 colour sprite during processing and then go
up to a masked 256 colour sprite just before saving.
When you have set the options you require, select the 'Set' icon.
There will be a short pause whilst Image reloads the current image
into the new sprite and displays it, but this should only be a few
seconds.
When a user palette is available (ie. has been loaded) you can get Image to
use this by setting the 'User Pal' option. This option also lists how many
colours the user palette contains (2, 4, 16 or 256) - for Image to be able to
use this palette the sprite mode (set above) must contain the same number of
colours, and the 'Grey' option (above) must not be set.
Below the display sprite options are two options concerning the border around
a picture in the display window. The two options are the size (number of
pixels on each side) and an option to state whether the boarder should be
filled with the mask colour (set) or left clear (grey) (unset). Use the 'Set'
icon to the right of the border size icon to make changes take effect.
Loading
-------
The 'Loading' configuration window contains options concering the automatic
loading of files into Image. Primarily this window controls the loading of
the files known by Image when they are double clicked (as opposed to being
dragged to Image).
By default Image does not attempt to automatically load files which are
double clicked, not even files of its own file type. You can use the options
in this window to select which file types Image should load when they are
double clicked.
There are seven options relating to the seven file types known by Image
(ImagePic, Sprite, Clear file, PPM, TIFF, JPEG and GIF). Select the types you
wish Image to load automatically.
Below these options is an option marked 'Empty Bank'. When this option is
selected Image will attempt to locate an empty bank to load the file into,
thus avoiding overwriting another bank.
The writable ison marked 'Bank:' is for the specification of a memory bank.
This memory bank is treated as the bank to use for loading files which are
double clicked (if the 'Empty Bank' option is set then this bank is the first
tested to see if it is empty).
The 'Save' icon allows you to set and save the loading options for the file
types. These options are saved seperately from the main configuration options
as these options have to be saved in the application's '!Boot' file (so the
system can be set up to load Image if it is not already running when a
selected file type is double clicked).
A final option in this configuration window refers to the automatic loading
of a sprite's palette into the user palette area when a sprite is loaded.
(see 'Loading and Saving' for more details).
Misc
----
The first options concern ChangeFSI (see 'Loading and Saving Files' for
details), and below these are two icons marked 'Thumb Nail'. These define the
maximum X and Y sizes for thumb nail pictures (see 'Resizing Images' for
details).
Below all of this is the configuration for the preview mode (See
'PreDither'). This mode should be either a 256 colour mode or a 16 bpp
mode (not available on standard hardware). Simply enter the mode you
require and press the 'Set' icon.
External Configuration
----------------------
Image now stores its internal files within !Scrap which should be local to the
machine Image is being run on. This you should not need to alter Image to
get it to work on a network.
On a network, under the new system, each machine can have its own Image
working directory, configuration and kernel definitions, but with Image
being installed only once on the network.
You can change where Image stores its internal files by altering the value
of Image$Working in Image's !Run file. Note you do not need to ensure that the
directory pointed to by this variable exists, as Image will create the
directory, if necessary, when it starts.
Note that Image will not actually allow itself to be run twice on
one machine, an attempt will cause the first running copy to kill off
the new version and display an error message.
32k colours on pre-Risc PC machines
-----------------------------------
On machines with extended hardware which allows the display of 32k colour
sprites on screen can access the 'Sprite 32k' save type which saves an 'old
style' 32k colour sprite.
Users of Computer Concepts' colour card should be able to access the extended
options directly. Owners of other types of similar hardware will need to
edit Image's !Run file to make Image think that the hardware is available.
To do this delete the line:
RmEnsure ColourCard 0 Unset Image$ColCard