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- ┌──────────────────────────────────────────┐
- │████████████ VGACAD v2.50 ██████████████│
- └──────────────────────────────────────────┘
- Copyright (c) 1987-91 Lawrence Gozum & Marvin Gozum, MD.
-
-
-
- ==========================================================================
- NOTE: The following programs are designed to integrate DIRECTLY with
- VGACAD. These programs can immediately be found at CompuServe's
- PICS and IBMAPP forums. It may take longer for these versions
- to reach other online services (eg., BIX), your favorite BBSs or
- Shareware distributors.
-
- MVGAVU v4.4
- SQZGIF v3.0
- GIFPUB v4.1
- GIFHEX v1.1
-
- The following utilities indirectly interact with the VGACAD.
- These programs can also be found at the PICS and/or IBMAPP
- forums of CompuServe, other online services, local BBSs and
- Shareware distributors.
-
- GIFBIT v1.0
- MAC2GIF v3.0
- VGA2CGA v2.1
-
- REGISTERED USERS ARE PROVIDED THE "LATEST OF EVERYTHING". IN YOUR
- REGISTERED PACKAGE, ALL ABOVEMENTIONED PROGRAMS OR LATER VERSIONS
- CAN BE FOUND ON YOUR DISK(s) OR IN VCADUTLS.ZIP !
- ==========================================================================
-
-
- VGACAD SYSTEM v2.5 UPDATE
- ***************************
- VGACAD (Main)
- Update v2.5 * Ahead-B SVGA support added.
-
- * BUGFIX: Color matching algorithm performed erratically
- with similar palettes; restored original algorithm at
- VDISK, IMGPRO and MAIN program modules.
-
- * BUGFIX: SVGA Tseng 4000 bank switching routines did not
- reset extensions resulting in unpredictable effects on
- some Tseng 4000 cards (weird!); anyway, corrected.
-
- * BUGFIX: Somehow ALL the Everex VRAM video setting
- routines were totally deleted (!?!); corrected.
-
- * BUGFIX: SVGA C&T 451,452,453,455,456 routines were
- flawed; corrected.
-
- * BUGFIX: Some Everex 678 with Trident modes, and Everex
- VRAM with Tseng 4000 modes got mixed up; corrected.
-
- * BUGFIX: When selecting SVGA sections for cutting/copying,
- the last line on the bottom and all pixels to the right of
- the rectangle were not XORed which created the illusion
- of not saving those pixel when they actually were anyway;
- corrected.
-
- VGACAP v7.5-7.3 * BUGFIX: Trident SVGA bank routines were still flawed
- (we tried to accomodate the rare BR version of the
- TVGA chip), resulting in erroneous bank switching;
- corrected by restoring the standard 64KB TVGA 8800/8900
- banking code. <damn those BRs!>
-
- * Added a new 'Trident' SVGA bank switching mode labelled
- 'Zymos'; this is essentially similar to Trident 8800/8900
- chipset BUT with similar WRITE/READ bank switching
- routines.
-
- * BUGFIX: Video7 1024x768x16 grabs required a different
- bank switching routine; added 16-color bank switching code.
-
- * BUGFIX: C&T 452/453 1024x768x16 grabs required a different
- bank switching routine; added 16-color bank switching code.
-
- * Added FAST SVGA 1024x768x256 capture funtionality.
-
- * Added FAST SVGA 1024x768x16 capture funtionality.
-
- * Added FAST SVGA 800x600x16 capture funtionality.
-
- * BUGFIX: SVGA C&T 452 and 453 bank routines were flawed;
- corrected.
-
- * BUGFIX: When VGACAP is loaded and one or more files are
- saved, subsequent reloading of VGACAP would be accepted
- (ie., two or more VGACAP resident files would be
- permitted); corrected.
-
- * Added Ahead-B chipset support (VGA Wizard).
-
- VGAFIL v2.5-2.3 * MAJOR BUGFIX: Some combinations of DOS and environment
- variables resulted in "0" lenght PCX, BMP and TGA files
- (something to do with too many or conflicting DOS file
- handles); corrected!
-
- * FASTER PCX encoding.
-
- * Avoids sign-on screen if REGISTER.OVL is detected and
- verified; saves you a keystroke.
-
- * Customization menu updated to accomodate 'Zymos' setting.
-
-
-
- VGACAD SYSTEM v2.4 UPDATE
- **************************
- VGACAD (Main)
- Update v2.4 * BUGFIX: VDISK module did not accept changed palette from
- MVGAVU; corrected.
-
- * BUGFIX: Users with minimal "low" RAM (eg, 32KB free RAM
- after runnign VGACAD) "hung" when chaining to GIFHEX or
- GIFPUB at the VDISK Module. Corrected; most RAM buffers
- used by VDISK are now deallocated prior to chaining to
- any "chainable utility" via VDISK.
-
- * BUGFIX: LARGE hard disks users (>32Meg) or users with
- hardware 'hard disk caching devices' experienced SEVERE
- problems with IMGPRO functions involving the saving or
- loading of image data. This caused the infamamous
- "ERROR 5 at VDISK" or "blank"/"trashed" screens saved
- to TEMP files.
-
- The "/SL:" option now triggers direct disk/video RAM to
- go through slower but safer LOW memory buffers to avoid
- "mix-ups" with hardware caching techniques.
-
- To trigger "cache-compatible" routines, ALWAYS use the
- "/SL:" option:
-
- eg.; VGACAD /SL:1
-
- * BUGFIX: Trace/Fill function would 'hang' if the "seed"
- point had less than x 2x2 pixel clearance; corrected.
-
- * BUGFIX: EXTCHAIN did not detect and verify REGISTER.OVL
- file; corrected.
-
- VGAFIL v2.2 * Adds "-H" option for "hex" (ie., 16-color GIF encoding.
- No need to rename files to NYBLSCRN.* anymore; now you
- encode as many as you want in one sitting without getting
- out of VGAFIL.
-
- VGACAP v7.2 * FAST VGA 640x480x16 grabs
-
- - Automatically detects VGA 640x480x16 mode and
- jumps to appropriate routine.
-
- - Works in BIOS or ANY SVGA hardcoded setting.
-
- * BUGFIX: Trident 8800/8900 and Zymos routines for fast
- SVGA grabs were flawed; corrected.
-
-
- VGACAD SYSTEM v2.30 UPDATE
- **************************
- VGACAD (Main)
- Update v2.30 * Total overhaul of IMGPRO module. Mode selection now
- follows MVGAVU (v3.0 and up) user interface. Summary of
- SVGA chipset support of IMGPRO module.
-
- ATI 18800/28800 --- VGA Wonder, Tatung, Altec, Gateway,
- TeleMart, TriStar...
- Tseng 4000 -------- STB 4000, Orchid Pro II,
- Boca, Everex VRAM...
- Tseng 3000 -------- STB, Sigma, Orchid, Willow,
- Genoa 5x00, Tecmar VGA/AD,...
- Paradise ---------- AST, ARC, AT&T, CompuAdd, Compaq,
- old Dell, DEC, Epson, NCR, Olivetti,
- Tandy, Toshiba...
- Video7 v1-4 ------- new Dell, Video7 FW, Video7 VRAM ...
- Video7/Headlands -- Video7 1024i
- Genoa GVGA -------- Genoa 6100,6200,6300,6400,6600
- C&T 452/453 ------- Cardinal, Data General...
- C&T 451/455/456 --- Cardinal, (various laptops)...
- Oak --------------- (no examples)
-
- * New Chips & Technologies support for 452/453 versions.
-
- * Chips & Technologies 1024x768x256 mode added.
-
- * New Chips & Technologies support for 451/455/456 versions.
-
- * Genoa GVGA 6100, 6200, 6300, 6400, 6600 chipset support.
- These cards are radically different from the 5x00 series.
-
- * Headlands/V7VGA4 (Video7 Version 5 chipset) support added
- for those with Video7 1024i SVGA cards (or clones, if any).
-
- * Video7/V7VGA (Version 1 to 4) chipset support modified for
- increased compatibility, read/write operations and speed.
-
- * BUGFIX: Tseng 4000 was in write bank only; this has been
- modified for READ and WRITE bank operations.
-
-
- VGAFIL v2.10 * BUGFIX: When VGAFIL was used in COMMAND LINE mode and the
- RAW files were not located in the default directory or
- drive, "0 x 0" images were encoded and subsequent system
- "hang" resulted. This has been corrected <whew!>.
-
- * Adds "-C" to configuration option to maintain common
- interface with MVGAVU and other utils we will release.
-
- * Supports Targa 16 (uncompressed TGA) format for those who
- want to edit/modify SVGA screen grabs with XGA, Hercules
- Graphics Station, Targa and other cards that support 32KB,
- 64KB, or 1.6MB colors !
-
-
- VGACAP v7.10 * SVGA 640x480x256 and 800x600x256 hard-coded for DIRECT
- memory/bank access; captures in about 2-3 seconds (based
- on SX with 28 ms. hard disk). The following SVGA chipsets
- are supported and can be configured with VGAFIL.
-
- ATI 18800/28800 --- VGA Wonder, Tatung, Altec, Gateway,
- TeleMart, TriStar...
- Tseng 4000 -------- STB 4000, Orchid Pro II,
- Boca, Everex VRAM...
- Tseng 3000 -------- STB, Sigma, Orchid, Willow,
- Genoa 5x00, Tecmar VGA/AD,...
- Paradise ---------- AST, ARC, AT&T, CompuAdd, Compaq,
- old Dell, DEC, Epson, NCR, Olivetti,
- Tandy, Toshiba...
- Video7 v1-4 ------- new Dell, Video7 FW, Video7 VRAM ...
- Video7/Headlands -- Video7 1024i
- Genoa GVGA -------- Genoa 6100,6200,6300,6400,6600
- C&T 452/453 ------- Cardinal, Data General...
- Trident 8800/8900 - Imtec, Logix, Maxon, Prism, HiRes...
- Zymos TVGA 88/8900- Imtec, Logix, Maxon, Prism, HiRes...
- Everex EV678 ------ Everex Viewpoint
- Oak --------------- (no examples)
- BIOS -------------- (100% BIOS pixel read & palette usage)
-
- * Custom Western Digital PVGA (Paradise) support for WD90C01,
- WD90C10 and WD90C11 chipsets; forces single bank select
- just in case you capture while viewing with a program that
- uses the dual bank switching mode or new 800x600x256 mode
- supported by WD90C11 chip.
-
- * Genoa GVGA 6100, 6200, 6300, 6400, 6600 chipset support.
- These cards are radically different from the 5x00 series.
-
- * Headlands/V7VGA4 (Video7 Version 5 chipset) support added
- for those with Video7 1024i SVGA cards (or clones, if any).
-
- * Video7/V7VGA (Version 1 to 4) chipset support modified for
- increased compatibility, read/write operations and speed.
-
- * New Trident TVGA 8800/8900 chipset support. Forces 64KB
- bank switching mode and adjusts for the weird bank
- numbering scheme. Customized for read bank operations.
-
- * Optional Zymos/Trident TVGA 8900 chipset support using a
- linear/normalized 64KB bank switching scheme (just in case
- some chipsets fix/normalize the weird bank numbering
- scheme). Customized for read bank operations.
-
- * New Chips & Technologies support for 452/453 versions.
-
- * BUGFIX: Tseng 4000 was in write bank only; this has been
- modified for READ and WRITE bank operations.
-
-
-
- VGACAD SYSTEM v2.20 UPDATE
- **************************
-
- VGACAD (Main)
- Update v2.20 * BUGFIX: Some 386 DXs were having problems saving and
- loading BLoaD screens directly to or from video RAM
- (probably some memory cache method ?); all routines in
- VGACAD using this approach have been changed.
-
- * BUGFIX: Some OEM SVGA/VGA cards were having PALETTE read
- and write problems (despite register-compatibility claims);
- this is now avoided by BIOS routines being the DEFAULT.
- Users opting to use FAST direct hardware palette read/write
- can do so using the "/P" option.
-
- * BUGFIX: After viewing a virtual screen section and
- subsequently decoding a new image the virtual screen
- section was "matched" with the worng palette; this
- has been corrected.
-
- * BUGFIX: Saving ANY virtual image smaller than 640x400
- resulted in a corrupted image; this has been corrected.
-
- * "/R" command line option is now the default. If you
- specify the "/R" option, VGACAD will reserve an additional
- 64KB of RAM to speed-up certain functions.
-
- VGAFIL v1.3 * BUGFIX: Some OEM SVGA/VGA cards were having PALETTE read
- and write problems (despite register-compatibility claims);
- Palette read/write functions now follow whatever setting
- (Slow BIOS or FAST hardware access) has been triggered
- with VGACAD.
-
-
- VGACAD SYSTEM v2.10 UPDATE
- **************************
-
- VGACAD (Main)
- Update v2.10 * BMP (Windows 3.0 file format) 256-color support
-
- - BMP virtual screen loading/importing (to 32KBx32KBx256).
- - BMP conversion/encoding/exporting (to 2048x2048x256).
- - Automatic 1:1 aspect ratio correction.
-
- * Transparent cut & paste ("lasso" effect) added to full-
- screen SVGA/MVGA image processing.
-
- When using the SVGA/MVGA iPut ("paste") function, pressing
- BOTH mouse buttons instead of simply pressing the LEFT
- mouse button will paste the image with a transparent
- background. THIS NEW FUNCTION DOES NOT MATCH COLOR
- PALETTES. USE ONLY "CLIPS" THAT HAVE BEEN COLOR MATCHED.
-
- * ZOOM ERASE MODE - Selecting COLOR 0 in Zoom Mode is
- now allowed. It can be selected from the colorbars
- or from the color map. This is particularly important in
- maximizing use of the SVGA/MVGA transparent cut & paste
- function.
-
- * Enhanced SVGA/MVGA rectangle definition routine.
-
- * Fast SVGA full-screen update/save/load/undo when SVGA
- video mode matches the virtual screen dimensions in the
- following "standard" SVGA modes.
-
- - 640x400x256
- - 640x480x256
- - 800x600x256
-
- * BUGFIX: When decompressing PCX SVGA images, the
- destination virtual disk was not checked for adequate
- disk space. This has been corrected.
-
- VGAFIL
- Update v1.2 * BMP (Windows 3.0 file format) 256-color support
-
-
- VGACAP
- Update v6.1 * 100% BIOS-compatible function for palette access has
- been restored (ie., same as VGACAP v5.0 or v4.0) when
- slower but safer BIOS configuration is selected.
-
-
-
- VGACAD24.ZIP MUST CONTAIN THE FOLLOWING FILES.
- ****
-
- README 1ST This document
- README 2ND Important information on hardware/software compatibility
- REGISTER DOC VGACAD registration form
- CONTENTS DOC Table of Contents (User Manual & Tutorial)
- VGACAD DOC VGACAD User Manual
- VGACAP DOC VGACAP User Manual
- TUTORIAL DOC Tutorial
- CHIPSETS DOC Notes on determining your SVGA (SuperVGA) card's chipset
-
- *VGACAD EXE \
- *VGACAD OVL \
- *VDISK EXE \
- *IMGPRO EXE \
- *ZOOM EXE \
- *EXTCHAIN EXE \
- *VGAFIL EXE \ VGACAD will NOT RUN if any of
- *SHAPES EXE > these files are missing !!!
- *GIF2BLD EXE /
- *BRUN41 EXE /
- *COLORS OVL /
- *DEFAULT FNT /
- *DEFAULT PLT /
- *KBD HLP /
- *PATTERN BLD /
-
- GRAY256 PLT \
- GRAY64 PLT > Included GRAY PALETTE files
- GRAY32 PLT /
-
- VGAFIX COM TSR to fix old Orchid DVGA BIOS palette problems
- KEYME COM TSR program for keyboard input
- VGACAP COM TSR capture (camera) utility to grab MCGA/VGA/SVGA
- 256-color images (320x200x256 to 800x600x256)
- CGA2VGA COM TSR utility to capture and convert 4-color CGA pics
-
- VIEWBLD BAS QuickBASIC source code for a BLD/PLT viewer
-
- EVERX512 CFG 512x512x256 user mode for Everex (see user comment)
- CHIPS768 CFG 720x540x256 user mode for C&T 452/453
- CHIPS1KB CFG 1KBx768x256 user mode for C&T 453
- GENOA512 CFG 512x512x256 user mode for Genoa 5x00 series
- GENOA720 CFG 720x512x256 user mode for Genoa 5x00 series
- GVGA-512 CFG 512x512x256 user mode for Genoa 6x00 series
- GVGA-720 CFG 720x512x256 user mode for Genoa 6x00 series
- WD90C11 CFG 800x600x256 user mode for WD90C11 (Paradise) chip
- STBAUTO CFG 528x480x256 user mode for STB Auto (w/ Tseng3000 chip ?)
- STBEM960 CFG 960x720x16 user mode for STB EM
- V7-720 CFG 720x540x256 user mode for Video7 (see user comment)
-
-
-