WIP, minor changes

Author: nzeemin

README.md

@@ -3,10 +3,18 @@ Porting **Desolate** game from TI-83 Plus calculator to soviet computer [Vector-
 
 Thanks a lot to [zx-pk.ru forum](https://zx-pk.ru/forums/55-vektor.html) members for all the help and support!
 
-Porting status: work in progress, almost done.
+Porting status: released.
 
 ![](screenshot/port-room1.png) ![](screenshot/port-inventory.png) ![](screenshot/port-doorlock.png)
 
+Controls to use in the game:
+ - Movement: arrows
+ - Look/shoot: <kbd>УС</kbd>, <kbd>Space</kbd>
+ - Look/Shoot switch: <kbd>ТАБ</kbd>, <kbd>РУС/ЛАТ</kbd>
+ - Inventory: <kbd>I</kbd>, <kbd>M</kbd>
+ - Close all pop-ups (Escape): <kbd>АР2</kbd>, <kbd>ЗБ</kbd>, <kbd>ПС</kbd>
+ - Exit to Menu: <kbd>P</kbd>, <kbd>R</kbd>
+
 
 ## The original game
 
@@ -44,4 +52,5 @@ To run the game on Wabbitemu emulator:
 
  - [Discussion on zx-pk.ru (in Russian)](https://zx-pk.ru/threads/32499-sovremennaya-razrabotka-pod-vektor.html)
  - [Desolate port on ZX Spectrum](https://github.com/nzeemin/spectrum-desolate)
+ - [Desolate port on UKNC](https://github.com/nzeemin/uknc-desolate)
 

desolcoda.asm

@@ -13,12 +13,11 @@ CHEAT_HEALTH_999        EQU 0
 
   ORG $0280
 Start:
-  ld sp,$B300
+  ld sp,$B2E0
 ;
 ; Draw DESOLATE title sign on top of the screen
-  ld hl,LF4B5             ; Decode from - Main menu screen
-  ld bc,12*3              ; need only 3 tile lines
-  call LADF5              ; Decode screen to LDBF5
+; LDBF5 buffer already pre-filled with 3 lines of the title screen with the big DESOLATE sign
+  LD HL,LDBF5
   call LB177              ; Display screen from tiles with Tileset2
   call CopyTitleSign
   call ClearShadowScreen
@@ -650,9 +649,9 @@ GetRandom11_1:
 ;----------------------------------------------------------------------------
 DesolateCodeEnd:
 
-; Shadow screen, 192 x 138 pixels
-;   12*2*(64*2+10) = 3312 bytes
-ShadowScreen EQU $B300
+; Shadow screen, 192 x 140 pixels
+;   12*2*(64*2+12) = 3360 bytes
+ShadowScreen EQU $B2E0
 
   IF DesolateCodeEnd > ShadowScreen
   .ERROR DesolateCodeEnd overlaps ShadowScreen

desolcodb.asm

@@ -3082,9 +3082,7 @@ MenuFromGame:
 LBA3D:
   LD A,(LDC55)            ; get Menu background phase
   INC A
-  CP $08
-;TODO: Just AND $07
-  CALL Z,LBC2F
+  AND $07
   LD (LDC55),A            ; set Menu background phase
 ;  DI
   LD HL,LF515             ; Main menu screen moving background, 96 tiles
@@ -3110,6 +3108,8 @@ LBA3D:
   JP Z,LBBCC
   CP $01                  ; Down key
   JP Z,LBBDC
+  LD HL,Random16_seed1
+  INC (HL)                ; Change random seed
   jp LBA3D                ; Return to main Menu
 ;
 ;NOTE: LBA81 routine moved close to LBC34
@@ -3336,11 +3336,6 @@ LBC29:
   LD L,A
   RET
 ;
-LBC2F:
-  XOR A
-  LD (LDC55),A            ; clear Menu background phase
-  RET
-;
 ; Delay x40
 LBA81:
   CALL LBC34              ; Delay x20

desoldata.asm

@@ -705,18 +705,18 @@ LDBF4:  DEFB $00          ; Counter of achievements on the Stats screen
 ;
 ; Screen/room buffer, 12 * 8 = 96 bytes
 LDBF5:
-  DEFB $00,$00,$00,$00,$00,$00,$00,$00
-  DEFB $00,$00,$00,$00,$00,$00,$00,$00
-  DEFB $00,$00,$00,$00,$00,$00,$00,$00
-  DEFB $00,$00,$00,$00,$00,$00,$00,$00
-  DEFB $00,$00,$00,$00,$00,$00,$00,$00
-  DEFB $00,$00,$00,$00,$00,$00,$00,$00
-  DEFB $00,$00,$00,$00,$00,$00,$00,$00
-  DEFB $00,$00,$00,$00,$00,$00,$00,$00
-  DEFB $00,$00,$00,$00,$00,$00,$00,$00
-  DEFB $00,$00,$00,$00,$00,$00,$00,$00
-  DEFB $00,$00,$00,$00,$00,$00,$00,$00
-  DEFB $00,$00,$00,$00,$00,$00,$00,$00
+  DEFB $2E,$2F,$30,$31,$32,$33,$34,$35    ; Pre-filled with big DESOLATE sign
+  DEFB $35,$36,$37,$38,$39,$3A,$3B,$3C
+  DEFB $3D,$3E,$3F,$40,$41,$42,$43,$44
+  DEFB $5F,$60,$61,$62,$63,$64,$46,$46
+  DEFB $47,$48,$49,$4A,$01,$01,$01,$01
+  DEFB $01,$01,$01,$01,$01,$01,$01,$01
+  DEFB $01,$01,$01,$01,$01,$01,$01,$01
+  DEFB $01,$01,$01,$01,$01,$01,$01,$01
+  DEFB $01,$01,$01,$01,$01,$01,$01,$01
+  DEFB $01,$01,$01,$01,$01,$01,$01,$01
+  DEFB $01,$01,$01,$01,$01,$01,$01,$01
+  DEFB $01,$01,$01,$01,$01,$01,$01,$01
 LDC55:  DEFB $03          ; Menu background phase: $00..$07
 LDC56:  DEFB $00          ; Offset in the room, in tiles ??
 LDC57:  DEFB $00          ; Door Lock pos ?? $06 DEC