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40 lines
782 B
ArmAsm
40 lines
782 B
ArmAsm
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.export PLOT
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.include "pce.inc"
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.include "extzp.inc"
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PLOT:
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bcs @getpos
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tya
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;clc ; already cleared
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adc _plotlo,x
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sta SCREEN_PTR
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lda _plothi,x
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adc #0
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sta SCREEN_PTR+1
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@getpos:
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ldx CURS_Y
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ldy CURS_X
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rts
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.rodata
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_plotlo:
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.repeat screenrows,line
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.byte <($0000+(line*$80))
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.endrepeat
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_plothi:
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.repeat screenrows,line
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.byte >($0000+(line*$80))
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.endrepeat
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;-------------------------------------------------------------------------------
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; force the init constructor to be imported
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.import initconio
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conio_init = initconio
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