18 lines
669 B
PHP
18 lines
669 B
PHP
;;; -*- Mode: asm; indent-tabs-mode: t; tab-width: 8 -*-
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;;Not values but register position in memory
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;; F4 - EB
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X_end = $EF
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Y_end = $F0
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dx = $F3
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dy = $F1
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dy_2 = $F1 ; 16-bit value (uses F2)
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dx_2 = $F3 ; 16-bit value (uses F4)
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V = $ED ; 16-bit value (uses EE)
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D = $EB ; 16-bit value (uses EC)
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;; These come from mem.inc
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;; Takes up FF - F5
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X_pos = $FC
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Y_pos = $FB
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byte_to_paint = $FE ; Byte with one 1 that corisponds to a pixel.
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btp_mem_pos =$F9 ; 16-bit value (uses FA), byte to paint memory position
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