mirror of
https://github.com/dborth/fceugx.git
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97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
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/* FCE Ultra - NES/Famicom Emulator
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*
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* Copyright notice for this file:
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* Copyright (C) 2002 Xodnizel
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <string.h>
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#include "share.h"
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#include "suborkb.h"
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#define AK(x) FKB_ ## x
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static uint8 bufit[0x66];
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static uint8 kspos, kstrobe;
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static uint8 ksindex;
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//TODO: check all keys, some of the are wrong
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static uint16 matrix[13][8] =
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{
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{ AK(ESCAPE),AK(SPACE),AK(LMENU),AK(LCONTROL),AK(LSHIFT),AK(GRAVE),AK(TAB),AK(CAPITAL) },
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{ AK(F6),AK(F7),AK(F5),AK(F4),AK(F8),AK(F2),AK(F1),AK(F3) },
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{ AK(EQUALS), AK(NUMPAD0),AK(PERIOD),AK(A),AK(RETURN),AK(1),AK(Q),AK(Z) },
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{ 0, AK(NUMPAD3),AK(NUMPAD6),AK(S),AK(NUMPAD9),AK(2),AK(W),AK(X) },
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{ AK(SLASH), AK(NUMPAD2),AK(NUMPAD5),AK(D),AK(NUMPAD8),AK(3),AK(E),AK(C) },
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{ AK(BREAK), AK(NUMPAD1),AK(NUMPAD4),AK(F),AK(NUMPAD7),AK(4),AK(R),AK(V) },
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{ AK(BACK),AK(BACKSLASH),AK(GRETURN),AK(G),AK(RBRACKET),AK(5),AK(T),AK(B) },
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{ AK(9),AK(PERIOD),AK(L),AK(K),AK(O),AK(8),AK(I),AK(COMMA) },
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{ AK(0),AK(SLASH),AK(SEMICOLON),AK(J),AK(P),AK(7),AK(U),AK(M) },
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{ AK(MINUS),AK(MINUS),AK(APOSTROPHE),AK(H),AK(LBRACKET),AK(6),AK(Y),AK(N) },
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{ AK(F11),AK(F12),AK(F10),0,AK(MINUS),AK(F9),0,0 },
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{ AK(UP),AK(RIGHT),AK(DOWN),AK(DIVIDE),AK(LEFT),AK(MULTIPLY),AK(SUBTRACT),AK(ADD) },
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{ AK(INSERT),AK(NUMPAD1),AK(HOME),AK(PRIOR),AK(DELETE),AK(END),AK(NEXT),AK(NUMLOCK) },
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};
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static void PEC586KB_Write(uint8 v) {
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if (!(kstrobe & 2) && (v & 2)) {
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kspos = 0;
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}
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if ((kstrobe & 1) && !(v & 1)) {
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ksindex = 0;
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}
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if ((kstrobe & 4) && !(v & 4)) {
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kspos++;
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kspos %= 13;
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}
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kstrobe = v;
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}
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static uint8 PEC586KB_Read(int w, uint8 ret) {
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#ifdef FCEUDEF_DEBUGGER
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if (!fceuindbg) {
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#endif
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if (w) {
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ret &= ~2;
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if(bufit[matrix[kspos][7-ksindex]])
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ret |= 2;
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ksindex++;
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ksindex&=7;
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}
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#ifdef FCEUDEF_DEBUGGER
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}
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#endif
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return(ret);
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}
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static void PEC586KB_Strobe(void) {
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// kstrobe = 0;
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// ksindex = 0;
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}
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static void PEC586KB_Update(void *data, int arg) {
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memcpy(bufit + 1, data, sizeof(bufit) - 1);
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}
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static INPUTCFC PEC586KB = { PEC586KB_Read, PEC586KB_Write, PEC586KB_Strobe, PEC586KB_Update, 0, 0 };
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INPUTCFC *FCEU_InitPEC586KB(void) {
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memset(bufit, 0, sizeof(bufit));
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kspos = ksindex = kstrobe = 0;
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return(&PEC586KB);
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}
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