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/ Almathera Ten Pack 4: Demo 1 / almathera_demo1.bin / sourcecode / dexion / cop1.s < prev    next >
Text File  |  1995-03-17  |  1KB  |  92 lines
  1. ; copper exempel til amiga mc
  2. org   $7f000
  3. load  $7f000
  4. run:
  5. bsr getbas 
  6.  
  7. move.l gfxbase,a0
  8. add.l #$32,a0
  9. move.w #$0080,$dff096
  10. move.l #copper,(a0)
  11. move.w #$8080,$dff096
  12. loop:
  13. move.b $dff006,d0
  14. cmp.b #$ff,d0
  15. bne loop
  16. move.w poke+2,d0
  17. swap d0
  18. move.w poke+6,d0
  19. add.l #40,d0
  20. move.w d0,poke+6
  21. swap d0
  22. move.w d0,poke+2
  23. addq.w #1,pike+2
  24. addq.w #1,pike1+2
  25. addq.w #1,pike2+2
  26. addq.w #1,pike3+2
  27. addq.w #1,pike4+2
  28. addq.w #1,pike5+2
  29. andi.b #64,$bfe001
  30. bne loop
  31. jmp $fc0000
  32.  
  33. copper:
  34. dc.w $0100,$1200
  35. dc.w $008e,$1f81
  36. dc.w $0090,$2ec1
  37. dc.w $0092,$38
  38. dc.w $0094,$d0
  39. dc.w $0108,$0000
  40. dc.w $010a,$0000
  41. poke:
  42. dc.w $00e0,$0000
  43. dc.w $00e2,$0000
  44. dc.w $0182,$000f
  45. dc.w $0180,$0000
  46. dc.w $a851,$fffe
  47. pike:
  48. dc.w $0180,$0fff
  49. dc.w $a8c5,$fffe
  50. dc.w $0180,$0000
  51. dc.w $a951,$fffe
  52. pike1:
  53. dc.w $0180,$0fff
  54. dc.w $a9c5,$fffe
  55. dc.w $0180,$0000
  56. dc.w $aa51,$fffe
  57. pike2:
  58. dc.w $0180,$0fff
  59. dc.w $aac5,$fffe
  60. dc.w $0180,$0000
  61. dc.w $ab51,$fffe
  62. pike3:
  63. dc.w $0180,$0fff
  64. dc.w $abc5,$fffe
  65. dc.w $0180,$0000
  66. dc.w $ac51,$fffe
  67. pike4:
  68. dc.w $0180,$0fff
  69. dc.w $acc5,$fffe
  70. dc.w $0180,$0000
  71. dc.w $ad51,$fffe
  72. pike5:
  73. dc.w $0180,$0fff
  74. dc.w $adc5,$fffe
  75. dc.w $0180,$0000
  76. dc.w $ffff,$fffe
  77.  
  78. execbase         = 4
  79. oldopenlibrary   = -30-378
  80. even
  81. gfxname:  dc.b "graphics.library",0
  82. even
  83. gfxbase:  dc.l 0
  84.  
  85. getbas:
  86. move.l execbase,a6
  87. lea gfxname,a1
  88. jsr oldopenlibrary(a6)
  89. move.l d0,gfxbase
  90. rts
  91.  
  92.