32 lines
1,022 B
PHP
32 lines
1,022 B
PHP
;;; -*- Mode: asm; indent-tabs-mode: t; tab-width: 8 -*-
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.include "../pixel/pixel.inc"
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;; public args
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radius = ARGVEC + 2
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;; and others from pixel.inc
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;; private args
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t1 = $E0
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t2 = $E1
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X_math = radius
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Y_math = $E2
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;; E9 - EA is used by pixel.inc
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byte_to_paint_qaa = $E8
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byte_to_paint_qcb = $E3
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byte_to_paint_qca = $E4
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byte_to_paint_qdb = $E5
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btp_mem_pos_qaa = btp_mem_pos
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btp_mem_pos_qcb = $E6 ; 16bit value (uses E7)
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btp_mem_pos_qdb = $EB ; 16bit value (uses EC)
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btp_mem_pos_qda = $ED ; 16bit value (uses EE)
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btp_mem_pos_qab = $D0 ; 16bit value (uses D1)
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btp_mem_pos_qca = $D2 ; 16bit value (uses D3)
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btp_mem_pos_qba = $D4 ; 16bit value (uses D5)
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btp_mem_pos_qbb = $D6 ; 16bit value (uses D7)
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Y_qda = $EF
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Y_qdb = $D8
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Y_qbb = $D9
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Y_qaa = $DA
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;;Reuse addresses, be carful here!
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temp__ = Y_qaa
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temp_ = Y_qda
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