mirror of https://github.com/nmlgc/ReC98.git
26 lines
442 B
NASM
26 lines
442 B
NASM
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; int pascal near vector2_near(int r, unsigned char angle, Point near *ret)
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vector2_near proc near
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@@r = word ptr 4
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@@angle = byte ptr 6
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@@_ret = word ptr 8
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push bp
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mov bp, sp
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movsx edx, [bp+@@r]
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mov bl, [bp+@@angle]
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mov bh, 0
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add bx, bx
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movsx eax, _CosTable8[bx]
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movsx ecx, _SinTable8[bx]
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imul eax, edx
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sar eax, 8
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imul edx, ecx
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sar edx, 8
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mov bx, [bp+@@_ret]
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mov [bx], ax
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mov [bx+2], dx
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pop bp
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retn 6
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vector2_near endp
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