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model tiny,stdcall |
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p486 |
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locals |
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jumps |
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codeseg |
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option procalign:byte |
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include "..\include\mem.h" |
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include "..\include\graphic.h" |
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org 0h |
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header exe <"CE",1,0,0,offset exports,offset imports,,> |
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exporting |
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declare setvideomode |
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declare getvideomode |
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declare clearscreen |
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declare setfont |
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declare loadfont |
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declare getfont |
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declare addline |
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declare showchars |
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declare showpixel |
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declare getpixel |
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declare setstyle |
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declare getstyle |
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declare enablecursor |
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declare disablecursor |
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declare setcolor |
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declare getcolor |
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declare scrolldown |
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declare getxy |
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declare setxy |
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declare savescreen |
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declare restorescreen |
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declare page2to1 |
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declare page1to2 |
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declare xchgpages |
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declare waithretrace |
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declare waitretrace |
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declare getvideoinfos |
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declare savedac |
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declare restoredac |
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declare savestate |
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declare restorestate |
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declare enablescroll |
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declare disablescroll |
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declare getchars |
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declare savescreen |
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declare savescreento |
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declare saveparamto |
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declare restoreparamfrom |
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declare restorescreen |
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declare restorescreenfrom |
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declare page2to1 |
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declare page1to2 |
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declare xchgpages |
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declare savestate |
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declare restorestate |
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declare savestate |
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declare restoredacfrom |
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declare restoredac |
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declare savedacto |
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ende |
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importing |
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use SYSTEME,mbcreate |
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use SYSTEME,mbfindsb |
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use SYSTEME,mbfree |
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use SYSTEME,mbchown |
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endi |
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;================================Table des modes videos (64 BYTES) ============================================ |
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;40*25 16 couleurs |
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mode0 DB 67H,00H, 03H,08H,03H,00H,02H |
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DB 2DH,27H,28H,90H,2BH,0A0H,0BFH,01FH,00H,4FH,0DH,0EH,00H,00H,00H,00H |
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DB 9CH,8EH,8FH,14H,1FH,96H,0B9H,0A3H,0FFH |
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DB 00H,00H,00H,00H,00H,10H,0EH,00H,0FFH |
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DB 00H,01H,02H,03H,04H,05H,14H,07H,38H,39H,3AH,3BH,3CH,3DH,3EH,3FH |
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DB 0CH,00H,0FH,08H,00H |
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DB 40,25 |
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;80*25 16 couleurs |
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mode1 DB 67H,00H, 03H,00H,03H,00H,02H |
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DB 5FH,4FH,50H,82H,55H,81H,0BFH,1FH,00H,4FH,0DH,0EH,00H,00H,00H,00H |
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DB 9CH,0EH,8FH,28H,1FH,96H,0B9H,0A3h,0FFH |
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DB 00H,00H,00H,00H,00H,10H,0EH,00H,0FFH |
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DB 00H,01H,02H,03H,04H,05H,14H,07H,38H,39H,3AH,3BH,3CH,3DH,3EH,3FH |
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DB 0CH,00H,0FH,08H,00H |
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DB 80,25 |
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;80*50 16 couleurs |
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mode2 DB 63H, 00H, 03H,01H,03H,01H,02H |
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DB 5FH,4FH,50H,82H,55H,81H,0BFH,1FH,00H,47H,06H,07H,00H,00H,00H |
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DB 00H,9CH,8EH,8FH,28H,1FH,96H,0B9H,0A3H,0FFH |
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DB 00H,00H,00H,00H,00H,10H,0EH,00H,0FFH |
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DB 00H,01H,02H,03H,04H,05H,14H,07H,10H,11H,3AH,3BH,3CH,3DH,3EH,3FH |
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DB 0CH,00H,0FH,00H,00H |
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DB 80,50 |
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;100*50 16 couleurs |
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mode3 DB 067H,00H,03H,01H,03H,01H,02H |
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DB 70H,63H,64H,85H,68H,84H,0BFH,1FH,00H,47H,06H,07H,00H,00H,00H |
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DB 00H,9Ch,08EH,8FH,32H,1FH,96H,0B9H,0A3H,0FFH |
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DB 00H,00H,00H,00H,00H,10H,0EH,00H,0FFH |
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DB 00H,01H,02H,03H,04H,05H,14H,07H,10H,11H,3AH,3BH,3CH,3DH,3EH,3FH |
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DB 0CH,00H,0FH,00H,00H |
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DB 100,50 |
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;100*60 16 couleurs |
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mode4 DB 0A7H,00H,03H,01H,03H,01H,02H |
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DB 70H,63H,64H,85H,68H,84H,0FFH,1FH,00H,47H,06H,07H,00H,00H,00H |
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DB 00H,0E7H,8EH,0DFH,32H,1FH,0DFH,0E5H,0A3H,0FFH |
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DB 00H,00H,00H,00H,00H,10H,0EH,00H,0FFH |
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DB 00H,01H,02H,03H,04H,05H,14H,07H,10H,11H,3AH,3BH,3CH,3DH,3EH,3FH |
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DB 0CH,00H,0FH,00H,00H |
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DB 100,60 |
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;320*200 256 couleurs |
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mode5 DB 63H, 00H, 03H,01H,0FH,00H,06H |
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DB 5FH,4FH,50H,82H,54H,80H,0BFH,1FH,00H,41H,00H,00H,00H,00H,00H,00H |
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DB 9CH,0EH,8FH,28H,00H,96H,0B9H,0E3H,0FFH |
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DB 00H,00H,00H,00H,00H,40H,05H,0FH,0FFH |
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DB 00H,01H,02H,03H,04H,05H,06H,07H,08H,09H,0AH,0BH,0CH,0DH,0EH,0FH |
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DB 41H,00H,0FH,00H,00H |
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DB 40,25 |
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;320*400 256 couleurs |
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mode6 DB 063H, 00H, 03H,01H,0FH,00H,06H |
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DB 5FH,4FH,50H,82H,54H,80H,0BFH,1FH,00H,40H,00H,00H,00H,00H,00H,00H |
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DB 9CH,8EH,8FH,28H,00H,96H,0B9H,0E3H,0FFH |
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DB 00H,00H,00H,00H,00H,40H,05H,0FH,0FFH |
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DB 00H,01H,02H,03H,04H,05H,06H,07H,08H,09H,0AH,0BH,0CH,0DH,0EH,0FH |
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DB 41H,00H,0FH,00H,00H |
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DB 40,50 |
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;320*480 256 couleurs |
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mode7 DB 0E3H, 00H, 03H,01H,0FH,00H,06H |
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DB 5FH,4FH,50H,82H,54H,80H,0BH,3EH,00H,40H,00H,00H,00H,00H,00H,00H |
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DB 0EAH,0ACH,0DFH,28H,00H,0E7H,06H,0E3H,0FFH |
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DB 00H,00H,00H,00H,00H,40H,05H,0FH,0FFH |
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DB 00H,01H,02H,03H,04h,05H,06H,07H,08H,09H,0AH,0BH,0CH,0DH,0EH,0FH |
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DB 41H,00H,0FH,00H,00H |
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DB 40,60 |
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;360*480 256 couleurs |
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mode8 DB 0E7H, 00H, 03H,01H,0FH,00H,06H |
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DB 6BH,59H,5AH,8EH,5EH,8AH,0DH,3EH,00H,40H,00H,00H,00H,00H,00H,00H |
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DB 0EAH,0ACH,0DFH,2DH,00H,0E7H,06H,0E3H,0FFH |
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DB 00H,00H,00H,00H,00H,40H,05H,0FH,0FFH |
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DB 00H,01H,02H,03H,04h,05H,06H,07H,08H,09H,0AH,0BH,0CH,0DH,0EH,0FH |
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DB 41H,00H,0FH,00H,00H |
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DB 45,60 |
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;400*600 256 couleurs |
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mode9 DB 0E7H, 00H, 03H,01H,0FH,00H,06H |
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DB 74h,63h,64h,97h,68h,95h,86h,0F0h,00h,60h,00h,00h,00h,00h,00h,00h |
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DB 5Bh,8Dh,57h,32h,00h,60h,80h,0E3h,0FFh |
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DB 00H,00H,00H,00H,00H,40H,05H,0FH,0FFH |
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DB 00H,01H,02H,03H,04h,05H,06H,07H,08H,09H,0AH,0BH,0CH,0DH,0EH,0FH |
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DB 41H,00H,0FH,00H,00H |
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DB 50,75 |
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;640*480 16 couleurs |
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mode10 DB 0E3H |
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DB 00H |
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DB 03H,01H,0FH,00H,06H |
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DB 5FH,4FH,50H,82H,53H,9FH,0BH,3EH,00H,40H,00H,00H,00H,00H,00H,00H,0E9H,8BH,0DFH,28H,00H,0E7H,04H,0E3H,0FFH |
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DB 00H,00H,00H,00H,00H,00H,05H,0FH,0FFH |
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DB 00H,01H,02H,03H,04H,05H,06H,07H,10H,11H,3AH,3BH,3CH,3DH,3EH,3FH,01H,00H,0FH,00H,00H |
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DB 80,60 |
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;800*600 16 couleurs |
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mode11 DB 0E7H |
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DB 00H |
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DB 03H,01H,0FH,00H,06H |
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DB 70H,63H,64H,92H,65H,82H,70H,0F0H,00H,60H,00H,00H,00H,00H,00H,00H,5BH,8CH,57H,32H,00H,58H,70H,0E3H,0FFH |
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DB 00H,00H,00H,00H,00H,00H,05H,0FH,0FFH |
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DB 00H,01H,02H,03H,04H,05H,06H,07H,10H,11H,3AH,3BH,3CH,3DH,3EH,3FH,01H,00H,0FH,00H,00H |
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DB 100,75 |
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;============================================DATABLOCK========================================================= |
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datablock vgainf <0,0,0,0,0,7,0FFh,0,0,0,0,0,0,0,0,0,0,0,1> |
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;=======================================Equivalence pour la clart<EFBFBD> du code======================================== |
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sequencer equ 03C4h |
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misc equ 03C2h |
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ccrt equ 03D4h |
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attribs equ 03C0h |
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graphics equ 03CEh |
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statut equ 03DAh |
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maxmode equ 11 |
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planesize equ 65000 |
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;============================================Fonctions de l'int VIDEO=========================================== |
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;=============ENABLESCROLLING========= |
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;Autorise le d<EFBFBD>filement |
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;-> |
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;<- |
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;===================================== |
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PROC enablescroll FAR |
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mov [cs:datablock.scrolling],1 |
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ret |
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endp enablescroll |
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;=============DISABLESCROLLING========= |
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;D<EFBFBD>sactive le d<EFBFBD>filement |
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;-> |
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;<- |
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;====================================== |
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PROC disablescroll FAR |
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mov [cs:datablock.scrolling],0 |
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ret |
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endp disablescroll |
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;=============ENABLECURSOR============= |
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;Autorise le d<EFBFBD>filement |
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;-> |
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;<- |
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;====================================== |
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PROC enablecursor FAR |
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USES ax,dx |
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mov [cs:datablock.cursor],1 |
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mov dx,ccrt |
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mov al,0Ah |
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out dx,al |
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inc dx |
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in al,dx |
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and al,11011111b |
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mov ah,al |
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dec dx |
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mov al,0Ah |
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out dx,ax |
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mov al,[cs:datablock.x] |
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xor ah,ah |
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mov dl,[cs:datablock.y] |
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xor dh,dh |
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call setxy,ax,dx |
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ret |
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endp enablecursor |
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;=============DISABLECURSOR============= |
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;D<EFBFBD>sactive le d<EFBFBD>filement |
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;-> |
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;<- |
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;======================================= |
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PROC disablecursor FAR |
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USES ax,dx |
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mov [cs:datablock.cursor],0 |
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mov dx,ccrt |
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mov al,0Ah |
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out dx,al |
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inc dx |
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in al,dx |
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or al,00100000b |
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mov ah,al |
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dec dx |
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mov al,0Ah |
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out dx,ax |
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ret |
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endp disablecursor |
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;==========SETSTYLE========= |
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;Change le style du texte a %0 |
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;-> %0 style |
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;<- |
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;============================ |
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PROC setstyle FAR |
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ARG @style:word |
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USES cx |
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mov ax,[@style] |
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mov [cs:datablock.style],al |
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ret |
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endp setstyle |
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;==========GETSTYLE========= |
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;R<EFBFBD>cup<EFBFBD>re le style du texte dans AX |
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;-> |
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;<- AX style |
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;=========================== |
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PROC getstyle FAR |
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mov al,[cs:datablock.style] |
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xor ah,ah |
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ret |
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endp getstyle |
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;=============SetVideoMode========= |
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;Fixe le mode vid<EFBFBD>o courant a %0 |
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;-> %0 mode d'<EFBFBD>cran |
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;<- Carry if error |
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;================================== |
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PROC setvideomode FAR |
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ARG @mode:word |
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USES ax,cx,dx,di |
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mov ax,[@mode] |
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xor ah,ah |
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cmp al,maxmode |
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ja @@errorsetvideomode |
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cmp [cs:datablock.mode],5h |
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jb @@nographic |
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cmp al,5h |
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jae @@nographic |
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call initfont |
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@@nographic: |
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cmp [cs:datablock.mode],0FFh |
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jne @@noinit |
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call initfont |
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@@noinit: |
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mov [cs:datablock.mode],al |
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xor ah,ah |
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mov di,ax |
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shl di,6 |
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add di,offset mode0 |
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mov dx,misc |
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mov al,[cs:di] |
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out dx,al |
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inc di |
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mov dx,statut |
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mov al,[cs:di] |
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out dx,al |
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inc di |
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mov dx,sequencer |
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xor ax,ax |
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@@initsequencer: |
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mov ah,[cs:di] |
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out dx,ax |
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inc al |
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inc di |
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cmp al,4 |
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jbe @@initsequencer |
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mov ax,0E11h |
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mov dx,ccrt |
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out dx,ax |
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xor ax,ax |
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@@initcrt: |
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mov ah,[cs:di] |
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out dx,ax |
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inc al |
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inc di |
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cmp al,24 |
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jbe @@initcrt |
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mov dx,graphics |
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xor ax,ax |
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@@initgraphic: |
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mov ah,[cs:di] |
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out dx,ax |
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inc al |
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inc di |
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cmp al,8 |
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jbe @@initgraphic |
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mov dx,statut |
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in al,dx |
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mov dx,attribs |
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xor ax,ax |
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@@initattribs: |
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mov ah,[cs:di] |
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push ax |
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in ax,dx |
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pop ax |
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out dx,al |
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xchg ah,al |
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out dx,al |
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xchg ah,al |
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inc al |
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inc di |
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cmp al,20 |
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jbe @@initattribs |
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mov al,20h |
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out dx,al |
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mov al,[cs:di] |
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mov [cs:datablock.columns],al |
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mov ah,[cs:di+1] |
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mov [cs:datablock.lines],ah |
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mul ah |
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mov cl,[cs:di-5] |
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and cl,01000000b |
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cmp cl,0 |
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je @@colors16 |
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mov [cs:datablock.color],8 |
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mov cl,4 |
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jmp @@colors256 |
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@@colors16: |
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mov [cs:datablock.color],4 |
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mov cl,3 |
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@@colors256: |
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cmp [cs:datablock.mode],5 |
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setae [cs:datablock.graphic] |
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jb @@istext |
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shl ax,cl |
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mov [cs:datablock.segments],0A000h |
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jmp @@wasgraph |
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@@istext: |
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mov [cs:datablock.segments],0B800h |
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shl ax,1 |
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@@wasgraph: |
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mov [cs:datablock.pagesize],ax |
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mov ax,planesize |
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xor dx,dx |
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div [cs:datablock.pagesize] |
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mov [cs:datablock.nbpage],al |
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mov al,[cs:di-36] |
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xor ah,ah |
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shl ax,2 |
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mov cl,[cs:datablock.graphic] |
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shr ax,cl |
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mov [cs:datablock.linesize],ax |
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mov ax,[cs:di-43] |
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mov [cs:datablock.adress],ax |
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mov [cs:datablock.base],ax |
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mov [cs:datablock.cursor],1 |
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mov [cs:datablock.style],0 |
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ret |
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@@errorsetvideomode: |
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ret |
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endp setvideomode |
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initfont: |
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push ds |
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call clearscreen |
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push cs |
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pop ds |
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call loadfont,offset font8x8,8,1 |
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call loadfont,offset font8x16,16,0 |
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pop ds |
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ret |
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;=============GetVideoMode========= |
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;Renvoie le mode vid<EFBFBD>o courant dans AX |
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;-> |
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;<- AX |
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;================================== |
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PROC getvideomode FAR |
|
|
mov al,[cs:datablock.mode] |
|
|
xor ah,ah |
|
|
ret |
|
|
endp getvideomode |
|
|
|
|
|
;=============CLEARSCREEN========= |
|
|
;Efface l'ecran graphique ou texte |
|
|
;-> |
|
|
;<- |
|
|
;================================= |
|
|
PROC clearscreen FAR |
|
|
USES eax,cx,dx,di,es |
|
|
mov cx,planesize |
|
|
mov di,[cs:datablock.adress] |
|
|
shr cx,2 |
|
|
cmp [cs:datablock.graphic],1 |
|
|
jne @@erasetext |
|
|
mov ax,0A000h |
|
|
mov es,ax |
|
|
@@erasegraph: |
|
|
mov ax,0F02h |
|
|
mov dx,sequencer |
|
|
out dx,ax |
|
|
mov ax,0205h |
|
|
mov dx,graphics |
|
|
out dx,ax |
|
|
mov ax,0003h |
|
|
out dx,ax |
|
|
mov ax,0FF08h |
|
|
out dx,ax |
|
|
mov eax,00000000h |
|
|
cld |
|
|
rep stosd |
|
|
mov ax,0005h |
|
|
cmp [cs:datablock.color],4 |
|
|
je @@not256 |
|
|
mov ax,4005h |
|
|
@@not256: |
|
|
mov dx,graphics |
|
|
out dx,ax |
|
|
mov ax,0003h |
|
|
out dx,ax |
|
|
jmp @@endoferase |
|
|
@@erasetext: |
|
|
mov ax,0B800h |
|
|
mov es,ax |
|
|
mov eax,07200720h |
|
|
cld |
|
|
rep stosd |
|
|
@@endoferase: |
|
|
call setxy,0,0 |
|
|
ret |
|
|
endp clearscreen |
|
|
|
|
|
|
|
|
;=============SetFont========= |
|
|
;Active la font %0 parmi les 8 |
|
|
;-> %0 n<EFBFBD> font |
|
|
;<- Carry if error |
|
|
;============================= |
|
|
PROC setfont FAR |
|
|
ARG @font:word |
|
|
USES ax,cx,dx |
|
|
mov cx,[@font] |
|
|
xor ch,ch |
|
|
cmp cl,7 |
|
|
ja @@errorsetfont |
|
|
mov [cs:datablock.font],cl |
|
|
mov ah,cl |
|
|
and cl,11b |
|
|
and ah,0100b |
|
|
shl ah,2 |
|
|
add ah,cl |
|
|
mov dx,sequencer |
|
|
mov al,3 |
|
|
out dx,ax |
|
|
ret |
|
|
@@errorsetfont: |
|
|
ret |
|
|
endp setfont |
|
|
|
|
|
;=============GetFont========= |
|
|
;R<EFBFBD>cup<EFBFBD>re le n<EFBFBD> de la font active AX |
|
|
;-> |
|
|
;<- CL n<EFBFBD> font, Carry if error |
|
|
;============================= |
|
|
PROC getfont FAR |
|
|
mov al,[cs:datablock.font] |
|
|
xor ah,ah |
|
|
endp getfont |
|
|
|
|
|
;!!!!!!!!!!!!!!!!!!!! a remettre les anciens params de timing depuis origine |
|
|
;=============LoadFont======== |
|
|
;Charge une police point<EFBFBD>e par %0 dans la carte vid<EFBFBD>o sous n<EFBFBD>font %1, taille police dans %2 |
|
|
;-> %0 n<EFBFBD>font, %1 pointeur vers Font, %2 taille police |
|
|
;<- Carry if error |
|
|
;============================= |
|
|
PROC loadfont FAR |
|
|
ARG @pointer:word,@size:word,@font:word |
|
|
USES ax,bx,cx,dx,si,di,es |
|
|
mov si,[@pointer] |
|
|
mov cx,[@size] |
|
|
mov bx,[@font] |
|
|
cmp bl,7 |
|
|
ja @@errorloadfont |
|
|
xor di,di |
|
|
cli |
|
|
mov dx,sequencer |
|
|
@@doseq: |
|
|
mov ax,[cs:di+offset reg1] |
|
|
out dx,ax |
|
|
inc di |
|
|
inc di |
|
|
cmp di,6 |
|
|
jbe @@doseq |
|
|
mov dx,graphics |
|
|
@@doseq2: |
|
|
mov ax,[cs:di+offset reg1] |
|
|
out dx,ax |
|
|
inc di |
|
|
inc di |
|
|
cmp di,6+6 |
|
|
jbe @@doseq2 |
|
|
sti |
|
|
mov ax,0A000h |
|
|
mov es,ax |
|
|
mov dx,256 |
|
|
mov al,0 |
|
|
xor bh,bh |
|
|
cmp bl,4 |
|
|
jb @@isless |
|
|
sub bl,4 |
|
|
shl bl,1 |
|
|
inc bl |
|
|
jmp @@okmake |
|
|
@@isless: |
|
|
shl bl,1 |
|
|
@@okmake: |
|
|
mov di,bx |
|
|
shl di,13 |
|
|
mov bh,cl |
|
|
mov bl,cl |
|
|
sub bl,32 |
|
|
neg bl |
|
|
xor cx,cx |
|
|
cld |
|
|
@@popz: |
|
|
mov cl,bh |
|
|
rep movsb |
|
|
mov cl,bl |
|
|
rep stosb |
|
|
dec dx |
|
|
jnz @@popz |
|
|
xor di,di |
|
|
mov dx,sequencer |
|
|
@@doseqs: |
|
|
mov ax,[cs:di+offset reg2] |
|
|
out dx,ax |
|
|
inc di |
|
|
inc di |
|
|
cmp di,6 |
|
|
jbe @@doseqs |
|
|
mov dx,graphics |
|
|
@@doseqs2: |
|
|
mov ax,[cs:di+offset reg2] |
|
|
out dx,ax |
|
|
inc di |
|
|
inc di |
|
|
cmp di,6+6 |
|
|
jbe @@doseqs2 |
|
|
ret |
|
|
@@errorloadfont: |
|
|
stc |
|
|
ret |
|
|
|
|
|
reg2 dw 0100h, 0302h, 0304h, 0300h |
|
|
dw 0004h, 1005h, 0E06h |
|
|
reg1 dw 0100h, 0402h, 0704h, 0300h |
|
|
dw 0204h, 0005h, 0406h |
|
|
endp loadfont |
|
|
|
|
|
;==========SHOWLINE=============== |
|
|
;remet le curseur text a la ligne avec un retour chariot |
|
|
;-> |
|
|
;<- |
|
|
;================================= |
|
|
PROC addline FAR |
|
|
USES bx,cx |
|
|
mov bl,[cs:datablock.y] |
|
|
xor bh,bh |
|
|
mov cl,[cs:datablock.lines] |
|
|
sub cl,2 |
|
|
cmp bl,cl |
|
|
jne @@scro |
|
|
dec bl |
|
|
mov cx,1 |
|
|
cmp [cs:datablock.graphic],0 |
|
|
je @@okscro |
|
|
mov cx,8 |
|
|
@@okscro: |
|
|
call scrolldown,cx |
|
|
@@scro: |
|
|
inc bl |
|
|
call setxy,0,bx |
|
|
ret |
|
|
endp addline |
|
|
|
|
|
;==========SETCOLOR========= |
|
|
;Change les attributs du texte a CL |
|
|
;-> %0 couleur |
|
|
;<- |
|
|
;=========================== |
|
|
PROC setcolor FAR |
|
|
ARG @color:word |
|
|
USES cx |
|
|
mov cx,[@color] |
|
|
mov [cs:datablock.colors],cl |
|
|
ret |
|
|
endp setcolor |
|
|
|
|
|
;==========GETCOLOR========= |
|
|
;R<EFBFBD>cup<EFBFBD>re les attributs du texte dans AX |
|
|
;-> |
|
|
;<- AX couleur |
|
|
;=========================== |
|
|
PROC getcolor FAR |
|
|
mov al,[cs:datablock.colors] |
|
|
xor ah,ah |
|
|
ret |
|
|
endp getcolor |
|
|
|
|
|
;==========SCROLLDOWN========= |
|
|
;defile de %0 lines vers le bas |
|
|
;-> %0 lines <EFBFBD> d<EFBFBD>filer vers le bas |
|
|
;<- |
|
|
;============================= |
|
|
PROC scrolldown FAR |
|
|
ARG @line:word |
|
|
USES ax,cx,dx,si,di,ds,es |
|
|
cmp [cs:datablock.scrolling],0 |
|
|
je @@graphp |
|
|
mov ax,[@line] |
|
|
mul [cs:datablock.linesize] |
|
|
mov si,ax |
|
|
mov cx,[cs:datablock.pagesize] |
|
|
sub cx,si |
|
|
mov di,[cs:datablock.adress] |
|
|
cld |
|
|
cmp [cs:datablock.graphic],1 |
|
|
jne @@textp |
|
|
mov ax,0A000h |
|
|
mov es,ax |
|
|
mov ds,ax |
|
|
mov ax,0F02h |
|
|
mov dx,sequencer |
|
|
out dx,ax |
|
|
mov ax,0105h |
|
|
mov dx,graphics |
|
|
out dx,ax |
|
|
cld |
|
|
rep movsb |
|
|
mov ax,0005h |
|
|
cmp [cs:datablock.color],4 |
|
|
je @@not256ok |
|
|
mov ax,4005h |
|
|
@@not256ok: |
|
|
mov dx,graphics |
|
|
out dx,ax |
|
|
mov ax,0003h |
|
|
out dx,ax |
|
|
jmp @@graphp |
|
|
|
|
|
@@textp: |
|
|
mov ax,0B800h |
|
|
mov es,ax |
|
|
mov ds,ax |
|
|
rep movsb |
|
|
@@graphp: |
|
|
ret |
|
|
endp scrolldown |
|
|
|
|
|
;==========GETXY========= |
|
|
;Met les coordonn<EFBFBD>es du curseur dans ah,al au format point |
|
|
;-> |
|
|
;<- ah coordonn<EFBFBD>es x, al coordonn<EFBFBD>es y |
|
|
;======================== |
|
|
PROC getxy FAR |
|
|
USES bx |
|
|
mov ah,[cs:datablock.x] |
|
|
mov al,[cs:datablock.y] |
|
|
ret |
|
|
endp getxy |
|
|
|
|
|
;==========SETXY========= |
|
|
;Change les coordonn<EFBFBD>es du curseur a X:%0,Y:%1 |
|
|
;-> %0 coordonn<EFBFBD>es x, %1 coordonn<EFBFBD>es y |
|
|
;<- |
|
|
;======================== |
|
|
PROC setxy FAR |
|
|
ARG @x:word,@y:word |
|
|
USES ax,bx,dx,di |
|
|
mov ax,[@y] |
|
|
mov bx,[@x] |
|
|
mov [cs:datablock.x],bl |
|
|
mov [cs:datablock.y],al |
|
|
mov di,[cs:datablock.adress] |
|
|
add di,bx |
|
|
mul [cs:datablock.columns] |
|
|
add di,ax |
|
|
shl di,1 |
|
|
mov [cs:datablock.xy],di |
|
|
call setcursor |
|
|
ret |
|
|
endp setxy |
|
|
|
|
|
;==========SHOWPIXEL========= |
|
|
;Affiche un pixel de couleur AL en X:%0,Y:%1 |
|
|
;-> %0 coordonn<EFBFBD>es x, %1 coordonn<EFBFBD>es y, %2 couleur |
|
|
;<- |
|
|
;============================ |
|
|
PROC showpixel FAR |
|
|
ARG @x:word,@y:word,@color:word |
|
|
USES ax,bx,cx,dx,si,di,es |
|
|
mov bx,[@x] |
|
|
mov cx,[@y] |
|
|
mov ax,[@color] |
|
|
cmp [cs:datablock.color],4 |
|
|
je @@showpixel4 |
|
|
mov si,ax |
|
|
mov ax,cx |
|
|
mov cl,bl |
|
|
mul [cs:datablock.linesize] |
|
|
shr bx,2 |
|
|
add ax,bx |
|
|
mov di,ax |
|
|
add di,[cs:datablock.adress] |
|
|
and cl,3 |
|
|
mov ah,1 |
|
|
shl ah,cl |
|
|
mov al,2 |
|
|
mov dx,sequencer |
|
|
out dx,ax |
|
|
mov bx,0A000h |
|
|
mov es,bx |
|
|
mov ax,si |
|
|
mov [es:di],al |
|
|
jmp @@endofshow |
|
|
|
|
|
@@showpixel4: |
|
|
mov dx,ax |
|
|
mov ax,cx |
|
|
mov ch,dl |
|
|
mov cl,bl |
|
|
mul [cs:datablock.linesize] |
|
|
shr bx,3 |
|
|
add ax,bx |
|
|
mov di,ax |
|
|
add di,[cs:datablock.adress] |
|
|
and cl,111b |
|
|
xor cl,111b |
|
|
mov ah,1 |
|
|
shl ah,cl |
|
|
mov al,8 |
|
|
mov dx,graphics ;masque |
|
|
out dx,ax |
|
|
mov ax,0205h |
|
|
out dx,ax |
|
|
mov ax,0003h |
|
|
out dx,ax |
|
|
mov bx,0A000h |
|
|
mov es,bx |
|
|
mov al,[es:di] |
|
|
mov [es:di],ch |
|
|
@@endofshow: |
|
|
ret |
|
|
endp showpixel |
|
|
|
|
|
;!!!!!!!!!!!!!! gerer le mode chain 4 |
|
|
;==========GETPIXEL========= |
|
|
;R<EFBFBD>cup<EFBFBD>re en ax la couleur du pixel de coordonn<EFBFBD>es X:%0,Y:%1 |
|
|
;-> %0 coordonn<EFBFBD>es x, %1 coordonn<EFBFBD>es y |
|
|
;<- AX couleur |
|
|
;========================================= |
|
|
PROC getpixel FAR |
|
|
ARG @x:word,@y:word |
|
|
USES ax,bx,cx,dx,di,es |
|
|
mov bx,[@x] |
|
|
mov cx,[@y] |
|
|
mov ax,cx |
|
|
mov cl,bl |
|
|
mul [cs:datablock.linesize] |
|
|
shr bx,2 |
|
|
add ax,bx |
|
|
mov di,ax |
|
|
add di,[cs:datablock.adress] |
|
|
and cl,3 |
|
|
mov ah,cl |
|
|
mov al,4 |
|
|
mov dx,graphics |
|
|
out dx,ax |
|
|
mov bx,0A000h |
|
|
mov es,bx |
|
|
mov al,[es:di] |
|
|
ret |
|
|
endp getpixel |
|
|
|
|
|
;==========GETVGAINFO========= |
|
|
;Renvoie un bloc de donn<EFBFBD>e en ES:DI sur l'<EFBFBD>tat de la carte graphique |
|
|
;<- ES:%0 pointeur |
|
|
;-> |
|
|
;============================================= |
|
|
PROC getvideoinfos FAR |
|
|
ARG @pointer:word |
|
|
USES cx,si,di,ds |
|
|
push cs |
|
|
pop ds |
|
|
mov cx,size datablock |
|
|
mov si,offset datablock |
|
|
mov di,[@pointer] |
|
|
cld |
|
|
rep movsb |
|
|
ret |
|
|
endp getvideoinfos |
|
|
|
|
|
;==========WAITRETRACE========= |
|
|
;Synchronisation avec la retrace verticale |
|
|
;<- |
|
|
;-> |
|
|
;============================== |
|
|
PROC waitretrace FAR |
|
|
USES ax,dx |
|
|
mov dx,3DAh |
|
|
@@waitr: |
|
|
in al,dx |
|
|
test al,8 |
|
|
jz @@waitr |
|
|
ret |
|
|
endp waitretrace |
|
|
|
|
|
;==========WAITHRETRACE========= |
|
|
;Synchronisation avec la retrace horizontale |
|
|
;<- |
|
|
;-> |
|
|
;=============================== |
|
|
PROC waithretrace FAR |
|
|
USES ax,dx |
|
|
mov dx,3DAh |
|
|
@@waitr: |
|
|
in al,dx |
|
|
test al,1 |
|
|
jz @@waitr |
|
|
ret |
|
|
endp waithretrace |
|
|
|
|
|
;==========GETCHAR========= |
|
|
;Renvoie en AX le caract<EFBFBD>re sur le curseur |
|
|
;<- |
|
|
;-> |
|
|
;========================== |
|
|
PROC getchars FAR |
|
|
USES di,es |
|
|
mov ax,0B800h |
|
|
mov es,ax |
|
|
mov di,[cs:datablock.xy] |
|
|
mov al,[es:di] |
|
|
xor ah,ah |
|
|
ret |
|
|
endp getchars |
|
|
|
|
|
;==========SHOWCHAR========= |
|
|
;Ecrit le caract<EFBFBD>re ASCII %0 attribut %1 apr<EFBFBD>s le curseur, en le mettant <EFBFBD> jours |
|
|
;<- |
|
|
;-> |
|
|
;=========================== |
|
|
PROC showchars FAR |
|
|
ARG @char:word,@attr:word |
|
|
USES ax,bx,cx,dx,di,es |
|
|
mov cl,[byte ptr @char] |
|
|
mov ch,[byte ptr @attr] |
|
|
cmp [@attr],0FFFFh |
|
|
jne @@notlastattr |
|
|
mov ch,[cs:datablock.colors] |
|
|
@@notlastattr: |
|
|
cmp [cs:datablock.graphic],1 |
|
|
jne @@textaccess |
|
|
call emulatechar |
|
|
jmp @@adjusttext |
|
|
@@textaccess: |
|
|
mov ax,0B800h |
|
|
mov es,ax |
|
|
mov di,[cs:datablock.xy] |
|
|
mov [es:di],cx |
|
|
add [cs:datablock.xy],2 |
|
|
@@adjusttext: |
|
|
inc [cs:datablock.x] |
|
|
mov cl,[cs:datablock.columns] |
|
|
cmp [cs:datablock.x],cl |
|
|
jb @@noadjusted |
|
|
call addline |
|
|
@@noadjusted: |
|
|
call setcursor |
|
|
ret |
|
|
endp showchars |
|
|
|
|
|
setcursor: |
|
|
push ax cx dx |
|
|
cmp [cs:datablock.cursor],1 |
|
|
jne notshow |
|
|
mov dx,ccrt |
|
|
mov al,0Eh |
|
|
mov cx,[cs:datablock.xy] |
|
|
shr cx,1 |
|
|
mov ah,ch |
|
|
out dx,ax |
|
|
mov ah,cl |
|
|
inc al |
|
|
out dx,ax |
|
|
notshow: |
|
|
pop dx cx ax |
|
|
ret |
|
|
|
|
|
|
|
|
;Ecrit le caract<EFBFBD>re ASCII CL attribut CH apr<EFBFBD>s le curseur graphique, en le mettant <EFBFBD> jours en mode graphique |
|
|
emulatechar: |
|
|
push ax bx cx dx di |
|
|
mov al,ch |
|
|
mov di,cx |
|
|
and di,11111111b |
|
|
shl di,3 |
|
|
add di,offset font8x8 |
|
|
mov bl,[cs:datablock.x] |
|
|
mov cl,[cs:datablock.y] |
|
|
xor bh,bh |
|
|
xor ch,ch |
|
|
shl bx,3 |
|
|
shl cx,3 |
|
|
mov ah,[cs:di] |
|
|
xor dx,dx |
|
|
bouclet: |
|
|
rol ah,1 |
|
|
push ax |
|
|
jc colored |
|
|
shr al,4 |
|
|
cmp [cs:datablock.style],0 |
|
|
jnz transparent |
|
|
colored: |
|
|
and ax,1111b |
|
|
call showpixel,bx,cx,ax |
|
|
transparent: |
|
|
pop ax |
|
|
inc bx |
|
|
inc dl |
|
|
cmp dl,8 |
|
|
jb bouclet |
|
|
inc di |
|
|
mov ah,[cs:di] |
|
|
xor dl,dl |
|
|
sub bx,8 |
|
|
inc cx |
|
|
inc dh |
|
|
cmp dh,8 |
|
|
jb bouclet |
|
|
ended: |
|
|
pop di dx cx bx ax |
|
|
ret |
|
|
|
|
|
;sauve l'ecran dans un bloc de m<EFBFBD>moire |
|
|
PROC savescreen FAR |
|
|
USES ax,ds,bp |
|
|
mov bp,sp |
|
|
push cs |
|
|
pop ds |
|
|
call [cs:mbcreate],offset data3,[cs:datablock.pagesize] |
|
|
jc @@error |
|
|
call [cs:mbchown],ax,[word ptr ss:bp+8] |
|
|
jc @@error |
|
|
push ax |
|
|
pop ds |
|
|
call savescreento,0 |
|
|
clc |
|
|
ret |
|
|
@@error: |
|
|
stc |
|
|
ret |
|
|
endp savescreen |
|
|
data3 db '/vgascreen',0 |
|
|
|
|
|
|
|
|
;===================================sauve l'ecran rapidement en ds:%1================ |
|
|
PROC savescreento FAR |
|
|
ARG @offset:word |
|
|
USES ecx,si,di,ds,es |
|
|
push ds |
|
|
pop es |
|
|
mov cx,0B800h |
|
|
mov ds,cx |
|
|
xor ecx,ecx |
|
|
mov cx,[cs:datablock.pagesize] |
|
|
mov di,[@offset] |
|
|
shr cx,2 |
|
|
xor si,si |
|
|
cld |
|
|
rep movsd |
|
|
ret |
|
|
endp savescreento |
|
|
|
|
|
;===================================sauve les parametres en ds:%0================ |
|
|
PROC saveparamto FAR |
|
|
ARG @offset:word |
|
|
USES ecx,si,di,ds,es |
|
|
push ds |
|
|
pop es |
|
|
push cs |
|
|
pop ds |
|
|
xor ecx,ecx |
|
|
mov cx,size datablock |
|
|
mov di,[@offset] |
|
|
mov si,offset datablock |
|
|
cld |
|
|
rep movsb |
|
|
ret |
|
|
endp saveparamto |
|
|
|
|
|
;===================================restore les parametres depuis en ds:%0================ |
|
|
PROC restoreparamfrom FAR |
|
|
ARG @offset:word |
|
|
USES ecx,si,di,es |
|
|
push cs |
|
|
pop es |
|
|
xor ecx,ecx |
|
|
mov cx,size datablock |
|
|
mov si,[@offset] |
|
|
call setvideomode,[word ptr (vgainf si).mode] |
|
|
mov di,offset datablock |
|
|
cld |
|
|
rep movsb |
|
|
ret |
|
|
endp restoreparamfrom |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;restaure l'ecran dans un bloc de m<EFBFBD>moire |
|
|
PROC restorescreen FAR |
|
|
USES ax,ds,bp |
|
|
mov bp,sp |
|
|
push cs |
|
|
pop ds |
|
|
call [cs:mbfindsb],offset data3,[word ptr ss:bp+8] |
|
|
jc @@error |
|
|
push ax |
|
|
pop ds |
|
|
call restorescreenfrom,0 |
|
|
clc |
|
|
ret |
|
|
@@error: |
|
|
stc |
|
|
ret |
|
|
endp restorescreen |
|
|
|
|
|
|
|
|
;===================================restaure l'ecran rapidement en %1================ |
|
|
PROC restorescreenfrom FAR |
|
|
ARG @offset:word |
|
|
USES ecx,si,di,es |
|
|
mov cx,0B800h |
|
|
mov es,cx |
|
|
xor ecx,ecx |
|
|
mov cx,[cs:datablock.pagesize] |
|
|
mov si,[@offset] |
|
|
shr cx,2 |
|
|
xor di,di |
|
|
cld |
|
|
rep movsd |
|
|
ret |
|
|
endp restorescreenfrom |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;===============================Page2to1============================ |
|
|
|
|
|
PROC page2to1 FAR |
|
|
USES ecx,si,di,ds,es |
|
|
mov cx,0B800H |
|
|
mov es,cx |
|
|
mov ds,cx |
|
|
xor ecx,ecx |
|
|
mov cx,[cs:datablock.pagesize] |
|
|
shr cx,2 |
|
|
mov si,[cs:datablock.pagesize] |
|
|
xor di,di |
|
|
cld |
|
|
rep movsd |
|
|
ret |
|
|
endp page2to1 |
|
|
|
|
|
;===============================Page1to2============================ |
|
|
PROC page1to2 FAR |
|
|
USES ecx,si,di,ds,es |
|
|
mov cx,0B800H |
|
|
mov es,cx |
|
|
mov ds,cx |
|
|
xor ecx,ecx |
|
|
mov cx,[cs:datablock.pagesize] |
|
|
shr cx,2 |
|
|
mov di,[cs:datablock.pagesize] |
|
|
xor si,si |
|
|
cld |
|
|
rep movsd |
|
|
ret |
|
|
endp page1to2 |
|
|
;===============================xchgPages============================ |
|
|
PROC xchgpages FAR |
|
|
USES ax,ecx,si,di,ds,es,bp |
|
|
mov bp,sp |
|
|
push cs |
|
|
pop ds |
|
|
call [cs:mbcreate],offset data4,[cs:datablock.pagesize] |
|
|
jc @@error |
|
|
call [cs:mbchown],ax,[word ptr ss:bp+18] |
|
|
jc @@error |
|
|
push ax |
|
|
pop ds |
|
|
call savescreento,0 |
|
|
call page2to1 |
|
|
xor si,si |
|
|
mov cx,0B800H |
|
|
mov es,cx |
|
|
mov di,[cs:datablock.pagesize] |
|
|
xor ecx,ecx |
|
|
mov cx,[cs:datablock.pagesize] |
|
|
shr cx,2 |
|
|
cld |
|
|
rep movsd |
|
|
call [cs:mbfree],ax |
|
|
clc |
|
|
ret |
|
|
@@error: |
|
|
stc |
|
|
ret |
|
|
endp xchgpages |
|
|
|
|
|
data4 db '/vgatemp',0 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;Sauve l'<EFBFBD>tat de la carte dans un bloc m<EFBFBD>moire |
|
|
PROC savestate FAR |
|
|
USES ax,cx,di,ds,bp |
|
|
mov bp,sp |
|
|
mov cx,size datablock |
|
|
add cx,[cs:datablock.pagesize] |
|
|
add cx,3*256 |
|
|
push cs |
|
|
pop ds |
|
|
call [cs:mbcreate],offset data,cx |
|
|
jc @@error |
|
|
call [cs:mbchown],ax,[word ptr ss:bp+12] |
|
|
jc @@error |
|
|
push ax |
|
|
pop ds |
|
|
xor di,di |
|
|
call saveparamto,di |
|
|
add di,size datablock |
|
|
call savescreento,di |
|
|
add di,[cs:datablock.pagesize] |
|
|
call savedacto,di |
|
|
clc |
|
|
ret |
|
|
@@error: |
|
|
stc |
|
|
ret |
|
|
endp savestate |
|
|
|
|
|
data db '/vga',0 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;R<EFBFBD>cup<EFBFBD>re l'<EFBFBD>tat de la carte depuis son bloc m<EFBFBD>moire |
|
|
PROC restorestate FAR |
|
|
USES ax,cx,di,ds,bp |
|
|
mov bp,sp |
|
|
push cs |
|
|
pop ds |
|
|
call [cs:mbfindsb],offset data,[word ptr ss:bp+12] |
|
|
jc @@error |
|
|
push ax |
|
|
pop ds |
|
|
xor di,di |
|
|
call restoreparamfrom,di |
|
|
add di,size datablock |
|
|
call restorescreenfrom,di |
|
|
add di,[cs:datablock.pagesize] |
|
|
call restoredacfrom,di |
|
|
clc |
|
|
ret |
|
|
@@error: |
|
|
stc |
|
|
ret |
|
|
endp restorestate |
|
|
|
|
|
|
|
|
;sauve le DAC dans un bloc de m<EFBFBD>moire |
|
|
PROC savedac FAR |
|
|
USES ax,ds,bp |
|
|
mov bp,sp |
|
|
push cs |
|
|
pop ds |
|
|
call [cs:mbcreate],offset data3,3*256 |
|
|
jc @@error |
|
|
call [cs:mbchown],ax,[word ptr ss:bp+8] |
|
|
jc @@error |
|
|
push ax |
|
|
pop ds |
|
|
call savedacto,0 |
|
|
clc |
|
|
ret |
|
|
@@error: |
|
|
stc |
|
|
ret |
|
|
endp savedac |
|
|
|
|
|
data2 db '/vgadac',0 |
|
|
|
|
|
|
|
|
|
|
|
;R<EFBFBD>cup<EFBFBD>re le dac depuis son bloc m<EFBFBD>moire |
|
|
PROC restoredac FAR |
|
|
USES ax,ds,bp |
|
|
mov bp,sp |
|
|
call [cs:mbfindsb],offset data2,[word ptr ss:bp+8] |
|
|
jc @@error |
|
|
push ax |
|
|
pop ds |
|
|
call restoredacfrom,0 |
|
|
clc |
|
|
ret |
|
|
@@error: |
|
|
stc |
|
|
ret |
|
|
endp restoredac |
|
|
|
|
|
|
|
|
|
|
|
;sauve le DAC en ds:%0 |
|
|
PROC savedacto FAR |
|
|
ARG @offset:word |
|
|
USES ax,cx,dx,di |
|
|
mov di,[@offset] |
|
|
mov dx,3C7h |
|
|
mov cx,256 |
|
|
@@save: |
|
|
mov al,cl |
|
|
dec al |
|
|
out dx,al |
|
|
inc dx |
|
|
inc dx |
|
|
in al,dx |
|
|
mov [ds:di],al |
|
|
inc di |
|
|
in al,dx |
|
|
mov [ds:di],al |
|
|
inc di |
|
|
in al,dx |
|
|
mov [ds:di],al |
|
|
inc di |
|
|
dec dx |
|
|
dec dx |
|
|
dec cx |
|
|
jne @@save |
|
|
ret |
|
|
endp savedacto |
|
|
|
|
|
;restore le DAC depuis ds:si |
|
|
PROC restoredacfrom FAR |
|
|
ARG @offset:word |
|
|
USES ax,cx,dx,si |
|
|
mov si,[@offset] |
|
|
xor ax,ax |
|
|
mov dx,3C8h |
|
|
mov cx,256 |
|
|
@@save2: |
|
|
mov al,cl |
|
|
dec al |
|
|
out dx,al |
|
|
inc dx |
|
|
mov al,[ds:si] |
|
|
inc si |
|
|
out dx,al |
|
|
mov al,[ds:si] |
|
|
inc si |
|
|
out dx,al |
|
|
mov al,[ds:si] |
|
|
inc si |
|
|
out dx,al |
|
|
dec dx |
|
|
dec cx |
|
|
jne @@save2 |
|
|
ret |
|
|
endp restoredacfrom |
|
|
|
|
|
|
|
|
|
|
|
font8x8: |
|
|
include "..\include\pol8x8.inc" |
|
|
font8x16: |
|
|
include "..\include\pol8x16.inc" |
|
|
|
|
|
|
|
|
|
