mirror of https://github.com/nmlgc/ReC98.git
174 lines
4.0 KiB
PHP
174 lines
4.0 KiB
PHP
; ReC98
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; ASM equivalents of relevant #defines from master.h
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; These directly translate to the C OUTB, OUTW and OUTW2 macros.
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outb macro port:req, value:rest
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mov dx, port
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ifdifi <value>, <al>
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mov al, value
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endif
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out dx, al
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endm
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outw macro port:req, value:rest
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mov dx, port
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mov ax, value
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out dx, ax
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endm
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outw2 macro port:req, value:rest
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mov ax, value
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mov dx, port
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out dx, ax
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endm
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Point struc
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x dw ?
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y dw ?
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Point ends
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GRAM_400 = 0A800h
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; テキスト画面関係 --------------------------------------------------------
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TX_BLACK equ 001h ; テキスト属性
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TX_BLUE equ 021h
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TX_RED equ 041h
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TX_MAGENTA equ 061h
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TX_GREEN equ 081h
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TX_CYAN equ 0a1h
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TX_YELLOW equ 0c1h
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TX_WHITE equ 0e1h
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TX_BLINK equ 2
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TX_REVERSE equ 4
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TX_UNDERLINE equ 8
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; グラフィック画面関係 ----------------------------------------------------
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graph_showpage macro page:rest
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outb 0A4h, page
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endm
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graph_accesspage macro page:rest
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outb 0A6h, page
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endm
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; スーパーインポーズ処理 --------------------------------------------------*
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; 出典: super.lib(c)Kazumi supersfx.lib(c)iR
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; $Id: super.h 0.36 93/02/19 20:23:11 Kazumi Rel $
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PLANE_ERASE = 00c0h
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; グラフィック画面への多角形描画処理 --------------------------------------
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; 出典: gc_poly.h 0.16
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; grcg_setcolor()や vgc_setcolor()に指定するアクセスプレーン指定
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GC_B equ 00eh ; 青プレーンをアクセスする
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GC_R equ 00dh
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GC_BR equ 00ch ; :
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GC_G equ 00bh ; :
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GC_BG equ 00ah ; :
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GC_RG equ 009h
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GC_BRG equ 008h ; :
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GC_I equ 007h
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GC_BI equ 006h
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GC_RI equ 005h
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GC_BRI equ 004h
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GC_GI equ 003h
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GC_BGI equ 002h
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GC_RGI equ 001h ; :
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GC_BRGI equ 000h ;
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; grcg_setcolor()の modeに設定する値
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GC_OFF equ 0
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GC_TDW equ 080h ; 書き込みﾃﾞｰﾀは無視して、ﾀｲﾙﾚｼﾞｽﾀの内容を書く
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GC_TCR equ 080h ; ﾀｲﾙﾚｼﾞｽﾀと同じ色のﾋﾞｯﾄが立って読み込まれる
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GC_RMW equ 0c0h ; 書き込みﾋﾞｯﾄが立っているﾄﾞｯﾄにﾀｲﾙﾚｼﾞｽﾀから書く
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; GRCG mode setting macros
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; ------------------------
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GRCG_SETMODE_CLOBBERING macro port_reg:req, mode:req
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mov port_reg, 7Ch
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mov al, mode
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out port_reg, al
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endm
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GRCG_SETMODE_VIA_MOV macro value_reg:req, mode:req
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mov value_reg, mode
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out 7Ch, value_reg
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endm
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GRCG_NOINT_SETMODE_VIA_MOV macro value_reg:req, mode:req
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mov value_reg, mode
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pushf
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cli
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out 7Ch, al
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popf
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endm
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GRCG_OFF_CLOBBERING macro port_reg:req
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GRCG_SETMODE_CLOBBERING dx, GC_OFF
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endm
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GRCG_OFF_VIA_MOV macro value_reg:req
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GRCG_SETMODE_VIA_MOV value_reg, GC_OFF
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endm
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GRCG_OFF_VIA_XOR macro value_reg:req
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xor value_reg, value_reg
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out 7Ch, value_reg
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endm
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; ------------------------
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; GRCG color setting macros
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; -------------------------
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; In contrast to master.lib's own grcg_setcolor(), these keep the current
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; GRCG mode.
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GRCG_SETCOLOR_DIRECT_CLOBBERING macro port_reg:req, col_reg:req
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mov port_reg, 7Eh
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rept 4
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shr ah, 1
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sbb al, al
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out dx, al
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endm
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endm
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; Yup, regular GRCG_SETCOLOR_DIRECT is an exported function, so...
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GRCG_SETCOLOR_DIRECT_INLINED macro col_reg:req
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rept 4
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shr col_reg, 1
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sbb al, al
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out 7Eh, al
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endm
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endm
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; -------------------------
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; EGC
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; ---
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EGC_ACTIVEPLANEREG equ 04a0h
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EGC_READPLANEREG equ 04a2h
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EGC_MODE_ROP_REG equ 04a4h
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EGC_FGCOLORREG equ 04a6h
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EGC_MASKREG equ 04a8h
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EGC_BGCOLORREG equ 04aah
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EGC_ADDRRESSREG equ 04ach
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EGC_BITLENGTHREG equ 04aeh
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EGC_COMPAREREAD equ 02000h
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EGC_WS_PATREG equ 01000h ; WS = write source
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EGC_WS_ROP equ 00800h ; parren reg, ans of rop, cpu data
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EGC_WS_CPU equ 00000h
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EGC_SHIFT_CPU equ 00400h ; input to shifter
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EGC_SHIFT_VRAM equ 00000h ; cpu write, vram read
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EGC_RL_MEMWRITE equ 00200h ; RL = pattern Register Load
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EGC_RL_MEMREAD equ 00100h ; ^at mem write, <-at mem read
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EGC_RL_NONE equ 00000h ; no touch
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egc_selectpat macro
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outw2 EGC_READPLANEREG, 000FFh
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endm
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egc_setrop macro mode_rop:rest
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outw2 EGC_MODE_ROP_REG, mode_rop
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endm
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; ---
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