mirror of https://github.com/nmlgc/ReC98.git
36 lines
537 B
PHP
36 lines
537 B
PHP
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; clip.inc
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; 92/6/19
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; A.Koizuka
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; アウトコード
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LEFT_OUT EQU 0001b
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RIGHT_OUT EQU 0010b
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YOKO_OUT EQU 0011b
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BOTTOM_OUT EQU 0100b
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TOP_OUT EQU 1000b
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TATE_OUT EQU 1100b
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.xlist
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; IN: x,y
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; OUT: ans
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; BREAK: ans, flag
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GETOUTCODE macro ans,x,y,xl,xr,yh
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local OUT1,OUTEND
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; mov ans,LEFT_OUT or BOTTOM_OUT
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cmp xl,x
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jg short OUT1
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xor ans,YOKO_OUT
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cmp x,xr
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jg short OUT1
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xor ans,RIGHT_OUT
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OUT1:
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cmp y,yh
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jg short OUTEND
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xor ans,TATE_OUT
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or y,y
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js short OUTEND
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xor ans,TOP_OUT
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OUTEND:
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ENDM
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