MultiFinder v6.1b.

finally, the about box in this version no longer bombs

DepthMenu wouldn’t let you set a 16-bit pixel-depth. And

a multiple monitor setup. Also fixed bug whereby the

location on the screen, and should work for any monitor in

V2.1.1ß (12/28/90) DepthMenu will now pop up at any

'vers' numbering error.

resource numbering problem (a cosmetic fix) and fixed

V2.0.2 (11/29/90) New help system, fixed 'ICN#'

Mike Landis for designing and coloring the new icons.

pixel depth at any time. And of course, special thanks to

V2.0.1 (11/20/90) Includes DepthMenu to let you switch

current pixel-depth of the main device.

V1.0.2 (10/29/90) Startup ICON arrow indicates the

work and it doesn't crash.

V1.0.1 (10/25/90) First official release. All features






• Change History •









Los Angeles, 12/28/90.

Thomas A. Johnson

Daniel A. Segel





advantage of his good work.

others to use in their projects – we have taken full

made a portion of the Disinfectant code available for

of the terrific anti-viral utility Disinfectant. He has kindly

by John Norstad of Northwestern University, the author

Portions of this Help system are based upon code written



"@internet#" after ".edu" for AppleLink access).

currently available at internet address tj@cs.ucla.edu (add

at “D.SEGEL”, and America OnLine at “Dan Segel”. Tom is

If you have any comments, I can be reached through GEnie



V4.0.2.

DepthGauge was written almost exclusively using THINK C



these rules on later versions.

3) Tom and I reserve the right to change our minds about

2) You may not distribute modified copies of DepthGauge.

money from it.

1) You may not sell DepthGauge or in any way make any



regarding DepthGauge:

$1 shareware fee, and to keep in mind the following rules

not in the public domain. Tom and I want you to send us the

Although DepthGauge is shareware, it is copyrighted and



contributed various portions.

us have subsequently worked on this project and

and implemented by Thomas A. Johnson as an INIT. Both of

DepthGauge was originally conceived by Daniel A. Segel






• Legal and Other Info •









number to be drawn in.

Picker and lets you choose what color you want the

menu title color. Custom brings up the standard Color

for example), and sets the number color to the default

colorized menus (as created by the Kolor cdev from Apple,

popup menu. Black is black. The 'mctb' item is used for

Select the color the number is drawn in from the Color



À

À

À

À


À






• Color Setup •









available pixel depths are REALLY slow.

the mouse button, and the system calls to determine

calculates the correct menu to pop up at the time you click

so before the DepthMenu pops up. This is because it

may have to hold the mouse button down for 1/3 second or

screen, or it may not fully appear. Please note that you

try to pop up the DepthMenu too close to the bottom of a

the pixel-depth settings allowed for that monitor. Don’t

any monitor in a multiple monitor system, and will show

to disable the DepthMenu. The DepthMenu will pop up on

DepthMenu when you click the mouse. Turn all the keys off

Sets which keys need to be pressed to pop up the



 

 

 

 

 


 






• DepthMenu Setup •









the cdev.

will appear in by clicking on the appropriate radio button in

You can choose which corner of the menubar the number



…

…

…

…


…






• Location Setup •









pixel-depths listed above.)

the operating system (which will always be one of the

channel, and reports the current pixel-depth returned by

any presumptions about the implementation of an alpha

using 24 bits of data for color. DepthGauge doesn't make

using 15 bits of data for color, and "32-bit color" is only

commonly referred to as "16-bit color" is really only

alpha channel have no part in displaying color. What is

such as transparency or overlays. The bits used in the

structure that are sometimes utilized for special effects

Alpha channels are extra bits in a video card’s color data



32 bits = Millions of colors (24 bits color + 8 bit alpha)

16 bits = 32768 colors (15 bits color + 1 bit alpha)

8  bits = 256 colors

4 bits = 16 colors

2 bits = 4 colors

1 bit = Black & White






• bits-per-pixel -> Colors table •









monitor…

isn't much use for it if you don't have an external color

DepthGauge will work just fine on an SE/30, but there



System 6.0.5 or later.

DepthGauge requires the presence of Color QuickDraw and



was set via the "Monitors" cdev in the control panel.

when you reboot the depth will be reset to whatever mode

does NOT change the default mode set for your video card;

cdev in the control panel. Please note that the DepthMenu

any screen in your system without going to the "Monitors"

menu (DepthMenu) that lets you switch the pixel depth of

your main video device. DepthGauge also includes a popup

menubar representing the current bits-per-pixel setting of

DepthGauge is an INIT/cdev that puts a number on your



about box for:

Tom. With that aside, here’s what you came to this little

to me at 1208 Pine Ln, Davis, CA 95616. I’ll send 50¢ to

asking for $1 if you use DepthGauge. Just a buck. Send it

in the fee, so we’ve decided to make it simple and are only

.01% of those who use shareware products actually send

over to a shareware product. We fully realize that maybe

result, Tom and I have decided to finally make the switch

something more useful than originally expected. As a

work these days, as well as actually turning into

DepthGauge is growing up and turning into quite a lot of



This is the fifth official release of DepthGauge.






• Description of DepthGauge •





»

»

»

»


»





December 28, 1990






V2.1.1ß




DepthGauge