+++ /dev/null
-;;=======================================================================;;\r
-;; ;;\r
-;; Scrolling Routines -- main program ;;\r
-;; ;;\r
-;; All other INC files are included here. The main routines for the ;;\r
-;; frame-by-frame execution loop are also here. Finally I tried to keep ;;\r
-;; global variables stored in this file as well. ;;\r
-;; ;;\r
-;;=======================================================================;;\r
- dosseg\r
- .model small\r
- .386\r
-\r
- .code\r
- extrn ZTimerOn:far, ZTimerOff:far, ZTimerReport:far\r
-\r
-INCLUDE constant.inc\r
-\r
-\r
-DW_TABLE MACRO inc,num\r
- count = 0\r
- number = 0\r
- WHILE (count LT num)\r
- DW number\r
- count = count + 1\r
- number = number + inc\r
- ENDM\r
- ENDM\r
-\r
-DOSPRINT MACRO st\r
- mov ah,9\r
- mov dx,st\r
- int 21h\r
- ENDM\r
-\r
-EVEN\r
-Mult320 label WORD\r
-MultBufWidth label WORD\r
- DW_TABLE 320,200\r
-MultVirtWidth label WORD\r
- DW_TABLE (VIRTUAL_WIDTH/4),200\r
-\r
-INCLUDE palette.inc\r
-INCLUDE keyb.inc\r
-INCLUDE modex.inc\r
-INCLUDE page.inc\r
-INCLUDE init.inc\r
-INCLUDE map.inc\r
-;INCLUDE sprite.inc NOT FOR NOW\r
-INCLUDE scroll.inc\r
-\r
-;; Various segments that need to be filled in later...\r
-EVEN\r
-segVideo dw 0A000h ; videoram segment\r
-segText dw 0B800h ; text segment\r
-segMap dw -1 ; Map info segment\r
-segTiles dw -1 ; Tile bitmap segment\r
-segBuffer dw -1 ; Local 320x200 buffer segment\r
-segCode dw -1 ; Code segment\r
-segPSP dw -1 ; PSP segment\r
-segPalette dw -1 ; Palette segment\r
-segTextPal dw -1 ; Saved text palette\r
-\r
-EVEN\r
-bDoTransition db 0\r
-\r
-;; This routine is called for each frame.\r
-;; Right now it just scrolls, but later all sprite animation would\r
-;; occur here too.\r
-EVEN\r
-OneFrame PROC near\r
- call Scroll ; Scrolls the screen\r
-; call AnimateSprites ; prepares sprites on drawpage\r
- jmp FlipPage ; shows drawpage...\r
- ; no RET necessary\r
-OneFrame ENDP\r
-\r
-;; Each frame -- call the frame motion code, then check for keyhit.\r
-EVEN\r
-MainLoop PROC NEAR\r
-next_frame: call OneFrame\r
- JNKEY next_frame\r
- JKEYP kESC,all_done ; ESC -> quit, always\r
- call kprocCur\r
- mov al,bDoTransition\r
- cmp al,0\r
- je next_frame\r
-transition: FLASH_OFF 16,segPalette\r
- mov bDoTransition,0\r
- mov ax,1\r
- sub ax,nMap\r
- mov nMap,ax ; Flip maps\r
-\r
- call LoadData\r
- call update_full ;<<<<\r
- call OneFrame\r
- FLASH_ON 16,segPalette\r
- jmp next_frame\r
-all_done: ret\r
-MainLoop ENDP\r
-\r
-;; Beginning code -- Leaves text mode (saving the text screen) via\r
-;; a fade. It loads the map data and draws one\r
-;; frame before it fades on.\r
-Beginning PROC near\r
- NEW_PAL segTextPal\r
- PAL_SAVE segTextPal\r
- FADE_OFF 1,segTextPal\r
- call SaveVideo\r
- MODEX_START ; 320x200 Mode X graphics mode\r
- PAL_BLACK\r
-\r
- call LoadData ; This call will change...\r
-\r
- call update_full ;<<<<\r
- call OneFrame\r
- FADE_ON 1,segPalette\r
- ret\r
-Beginning ENDP\r
-\r
-;; Ending code -- restore to text mode via a flash\r
-Ending PROC near\r
- FLASH_OFF 8,segPalette\r
- call RestoreVideo\r
- FLASH_ON 8,segTextPal\r
- ret\r
-Ending ENDP\r
-\r
- .data\r
-\r
- .stack 2048\r
-\r
- END Initialize\r
-\1a
\ No newline at end of file
projects / 16.git / blobdiff