2322 lines
46 KiB
C
2322 lines
46 KiB
C
/*
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OSGLUSDL.c
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Copyright (C) 2012 Paul C. Pratt
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You can redistribute this file and/or modify it under the terms
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of version 2 of the GNU General Public License as published by
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the Free Software Foundation. You should have received a copy
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of the license along with this file; see the file COPYING.
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This file 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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license for more details.
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*/
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/*
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Operating System GLUe for SDL library
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All operating system dependent code for the
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SDL Library should go here.
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*/
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#include "CNFGRAPI.h"
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#include "SYSDEPNS.h"
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#include "ENDIANAC.h"
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#include "UI/MYOSGLUE.h"
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#include "STRCONST.h"
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/* --- some simple utilities --- */
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GLOBALOSGLUPROC MoveBytes(anyp srcPtr, anyp destPtr, int32_t byteCount)
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{
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(void) memcpy((char *)destPtr, (char *)srcPtr, byteCount);
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}
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/* --- control mode and internationalization --- */
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#define NeedCell2PlainAsciiMap 1
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#include "INTLCHAR.h"
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/* --- sending debugging info to file --- */
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#if dbglog_HAVE
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#define dbglog_ToStdErr 0
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#if ! dbglog_ToStdErr
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LOCALVAR FILE *dbglog_File = NULL;
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#endif
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LOCALFUNC bool dbglog_open0(void)
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{
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#if dbglog_ToStdErr
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return true;
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#else
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dbglog_File = fopen("dbglog.txt", "w");
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return (NULL != dbglog_File);
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#endif
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}
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LOCALPROC dbglog_write0(char *s, uimr L)
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{
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#if dbglog_ToStdErr
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(void) fwrite(s, 1, L, stderr);
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#else
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if (dbglog_File != NULL) {
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(void) fwrite(s, 1, L, dbglog_File);
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}
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#endif
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}
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LOCALPROC dbglog_close0(void)
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{
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#if ! dbglog_ToStdErr
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if (dbglog_File != NULL) {
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fclose(dbglog_File);
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dbglog_File = NULL;
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}
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#endif
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}
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#endif
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/* --- information about the environment --- */
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#define WantColorTransValid 0
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#include "COMOSGLU.h"
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#include "PBUFSTDC.h"
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#include "CONTROLM.h"
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/* --- text translation --- */
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LOCALPROC NativeStrFromCStr(char *r, char *s)
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{
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uint8_t ps[ClStrMaxLength];
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int i;
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int L;
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ClStrFromSubstCStr(&L, ps, s);
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for (i = 0; i < L; ++i) {
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r[i] = Cell2PlainAsciiMap[ps[i]];
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}
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r[L] = 0;
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}
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/* --- drives --- */
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#define NotAfileRef NULL
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LOCALVAR FILE *Drives[NumDrives]; /* open disk image files */
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LOCALPROC InitDrives(void)
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{
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/*
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This isn't really needed, Drives[i] and DriveNames[i]
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need not have valid values when not vSonyIsInserted[i].
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*/
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tDrive i;
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for (i = 0; i < NumDrives; ++i) {
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Drives[i] = NotAfileRef;
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}
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}
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GLOBALOSGLUFUNC tMacErr vSonyTransfer(bool IsWrite, uint8_t * Buffer,
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tDrive Drive_No, uint32_t Sony_Start, uint32_t Sony_Count,
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uint32_t *Sony_ActCount)
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{
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tMacErr err = mnvm_miscErr;
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FILE *refnum = Drives[Drive_No];
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uint32_t NewSony_Count = 0;
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if (0 == fseek(refnum, Sony_Start, SEEK_SET)) {
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if (IsWrite) {
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NewSony_Count = fwrite(Buffer, 1, Sony_Count, refnum);
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} else {
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NewSony_Count = fread(Buffer, 1, Sony_Count, refnum);
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}
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if (NewSony_Count == Sony_Count) {
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err = mnvm_noErr;
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}
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}
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if (nullpr != Sony_ActCount) {
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*Sony_ActCount = NewSony_Count;
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}
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return err; /*& figure out what really to return &*/
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}
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GLOBALOSGLUFUNC tMacErr vSonyGetSize(tDrive Drive_No, uint32_t *Sony_Count)
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{
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tMacErr err = mnvm_miscErr;
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FILE *refnum = Drives[Drive_No];
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long v;
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if (0 == fseek(refnum, 0, SEEK_END)) {
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v = ftell(refnum);
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if (v >= 0) {
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*Sony_Count = v;
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err = mnvm_noErr;
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}
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}
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return err; /*& figure out what really to return &*/
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}
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LOCALFUNC tMacErr vSonyEject0(tDrive Drive_No, bool deleteit)
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{
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FILE *refnum = Drives[Drive_No];
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DiskEjectedNotify(Drive_No);
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fclose(refnum);
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Drives[Drive_No] = NotAfileRef; /* not really needed */
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return mnvm_noErr;
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}
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GLOBALOSGLUFUNC tMacErr vSonyEject(tDrive Drive_No)
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{
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return vSonyEject0(Drive_No, false);
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}
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LOCALPROC UnInitDrives(void)
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{
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tDrive i;
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for (i = 0; i < NumDrives; ++i) {
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if (vSonyIsInserted(i)) {
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(void) vSonyEject(i);
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}
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}
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}
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LOCALFUNC bool Sony_Insert0(FILE *refnum, bool locked,
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char *drivepath)
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{
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tDrive Drive_No;
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bool IsOk = false;
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if (! FirstFreeDisk(&Drive_No)) {
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MacMsg(kStrTooManyImagesTitle, kStrTooManyImagesMessage,
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false);
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} else {
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/* printf("Sony_Insert0 %d\n", (int)Drive_No); */
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{
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Drives[Drive_No] = refnum;
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DiskInsertNotify(Drive_No, locked);
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IsOk = true;
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}
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}
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if (! IsOk) {
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fclose(refnum);
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}
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return IsOk;
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}
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LOCALFUNC bool Sony_Insert1(char *drivepath, bool silentfail)
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{
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bool locked = false;
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/* printf("Sony_Insert1 %s\n", drivepath); */
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FILE *refnum = fopen(drivepath, "rb+");
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if (NULL == refnum) {
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locked = true;
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refnum = fopen(drivepath, "rb");
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}
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if (NULL == refnum) {
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if (! silentfail) {
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MacMsg(kStrOpenFailTitle, kStrOpenFailMessage, false);
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}
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} else {
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return Sony_Insert0(refnum, locked, drivepath);
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}
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return false;
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}
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LOCALFUNC tMacErr LoadMacRomFrom(char *path)
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{
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tMacErr err;
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FILE *ROM_File;
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int File_Size;
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ROM_File = fopen(path, "rb");
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if (NULL == ROM_File) {
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err = mnvm_fnfErr;
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} else {
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File_Size = fread(ROM, 1, kROM_Size, ROM_File);
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if (File_Size != kROM_Size) {
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if (feof(ROM_File)) {
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MacMsgOverride(kStrShortROMTitle,
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kStrShortROMMessage);
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err = mnvm_eofErr;
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} else {
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MacMsgOverride(kStrNoReadROMTitle,
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kStrNoReadROMMessage);
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err = mnvm_miscErr;
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}
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} else {
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err = ROM_IsValid();
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}
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fclose(ROM_File);
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}
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return err;
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}
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#if 0 /* no drag and drop to make use of this */
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LOCALFUNC bool Sony_Insert1a(char *drivepath, bool silentfail)
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{
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bool v;
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if (! ROM_loaded) {
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v = (mnvm_noErr == LoadMacRomFrom(drivepath));
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} else {
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v = Sony_Insert1(drivepath, silentfail);
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}
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return v;
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}
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#endif
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LOCALFUNC bool Sony_Insert2(char *s)
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{
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return Sony_Insert1(s, true);
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}
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LOCALFUNC bool Sony_InsertIth(int i)
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{
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bool v;
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if ((i > 9) || ! FirstFreeDisk(nullpr)) {
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v = false;
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} else {
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char s[] = "disk?.dsk";
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s[4] = '0' + i;
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v = Sony_Insert2(s);
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}
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return v;
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}
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LOCALFUNC bool LoadInitialImages(void)
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{
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if (! AnyDiskInserted()) {
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int i;
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for (i = 1; Sony_InsertIth(i); ++i) {
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/* stop on first error (including file not found) */
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}
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}
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return true;
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}
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/* --- ROM --- */
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LOCALVAR char *rom_path = NULL;
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LOCALFUNC bool LoadMacRom(void)
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{
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tMacErr err;
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if ((NULL == rom_path)
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|| (mnvm_fnfErr == (err = LoadMacRomFrom(rom_path))))
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if (mnvm_fnfErr == (err = LoadMacRomFrom(RomFileName)))
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{
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}
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return true; /* keep launching Mini vMac, regardless */
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}
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/* --- video out --- */
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#if VarFullScreen
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LOCALVAR bool UseFullScreen = (WantInitFullScreen != 0);
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#endif
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#if EnableMagnify
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LOCALVAR bool UseMagnify = (WantInitMagnify != 0);
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#endif
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LOCALVAR bool gBackgroundFlag = false;
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LOCALVAR bool gTrueBackgroundFlag = false;
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LOCALVAR bool CurSpeedStopped = true;
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#if EnableMagnify
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#define MaxScale WindowScale
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#else
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#define MaxScale 1
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#endif
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LOCALVAR SDL_Surface *surface = nullpr;
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LOCALVAR uint8_t * ScalingBuff = nullpr;
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LOCALVAR uint8_t * CLUT_final;
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#define CLUT_finalsz (256 * 8 * 4 * MaxScale)
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/*
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256 possible values of one byte
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8 pixels per byte maximum (when black and white)
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4 bytes per destination pixel maximum
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multiplied by WindowScale if EnableMagnify
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*/
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#define ScrnMapr_DoMap UpdateBWDepth3Copy
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#define ScrnMapr_Src GetCurDrawBuff()
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#define ScrnMapr_Dst ScalingBuff
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#define ScrnMapr_SrcDepth 0
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#define ScrnMapr_DstDepth 3
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#define ScrnMapr_Map CLUT_final
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#include "SCRNMAPR.h"
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#define ScrnMapr_DoMap UpdateBWDepth4Copy
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#define ScrnMapr_Src GetCurDrawBuff()
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#define ScrnMapr_Dst ScalingBuff
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#define ScrnMapr_SrcDepth 0
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#define ScrnMapr_DstDepth 4
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#define ScrnMapr_Map CLUT_final
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#include "SCRNMAPR.h"
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#define ScrnMapr_DoMap UpdateBWDepth5Copy
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#define ScrnMapr_Src GetCurDrawBuff()
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#define ScrnMapr_Dst ScalingBuff
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#define ScrnMapr_SrcDepth 0
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#define ScrnMapr_DstDepth 5
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#define ScrnMapr_Map CLUT_final
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#include "SCRNMAPR.h"
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#define ScrnMapr_DoMap UpdateBWDepth3ScaledCopy
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#define ScrnMapr_Src GetCurDrawBuff()
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#define ScrnMapr_Dst ScalingBuff
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#define ScrnMapr_SrcDepth 0
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#define ScrnMapr_DstDepth 3
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#define ScrnMapr_Map CLUT_final
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#define ScrnMapr_Scale WindowScale
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#include "SCRNMAPR.h"
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#define ScrnMapr_DoMap UpdateBWDepth4ScaledCopy
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#define ScrnMapr_Src GetCurDrawBuff()
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#define ScrnMapr_Dst ScalingBuff
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#define ScrnMapr_SrcDepth 0
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#define ScrnMapr_DstDepth 4
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#define ScrnMapr_Map CLUT_final
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#define ScrnMapr_Scale WindowScale
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#include "SCRNMAPR.h"
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#define ScrnMapr_DoMap UpdateBWDepth5ScaledCopy
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#define ScrnMapr_Src GetCurDrawBuff()
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#define ScrnMapr_Dst ScalingBuff
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#define ScrnMapr_SrcDepth 0
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#define ScrnMapr_DstDepth 5
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#define ScrnMapr_Map CLUT_final
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#define ScrnMapr_Scale WindowScale
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#include "SCRNMAPR.h"
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#if (0 != vMacScreenDepth) && (vMacScreenDepth < 4)
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#define ScrnMapr_DoMap UpdateColorDepth3Copy
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#define ScrnMapr_Src GetCurDrawBuff()
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#define ScrnMapr_Dst ScalingBuff
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#define ScrnMapr_SrcDepth vMacScreenDepth
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#define ScrnMapr_DstDepth 3
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#define ScrnMapr_Map CLUT_final
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#include "SCRNMAPR.h"
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#define ScrnMapr_DoMap UpdateColorDepth4Copy
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#define ScrnMapr_Src GetCurDrawBuff()
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#define ScrnMapr_Dst ScalingBuff
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#define ScrnMapr_SrcDepth vMacScreenDepth
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#define ScrnMapr_DstDepth 4
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#define ScrnMapr_Map CLUT_final
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#include "SCRNMAPR.h"
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#define ScrnMapr_DoMap UpdateColorDepth5Copy
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#define ScrnMapr_Src GetCurDrawBuff()
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#define ScrnMapr_Dst ScalingBuff
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#define ScrnMapr_SrcDepth vMacScreenDepth
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#define ScrnMapr_DstDepth 5
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#define ScrnMapr_Map CLUT_final
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#include "SCRNMAPR.h"
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#define ScrnMapr_DoMap UpdateColorDepth3ScaledCopy
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#define ScrnMapr_Src GetCurDrawBuff()
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#define ScrnMapr_Dst ScalingBuff
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#define ScrnMapr_SrcDepth vMacScreenDepth
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#define ScrnMapr_DstDepth 3
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#define ScrnMapr_Map CLUT_final
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#define ScrnMapr_Scale WindowScale
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#include "SCRNMAPR.h"
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#define ScrnMapr_DoMap UpdateColorDepth4ScaledCopy
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#define ScrnMapr_Src GetCurDrawBuff()
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#define ScrnMapr_Dst ScalingBuff
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#define ScrnMapr_SrcDepth vMacScreenDepth
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#define ScrnMapr_DstDepth 4
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#define ScrnMapr_Map CLUT_final
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#define ScrnMapr_Scale WindowScale
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#include "SCRNMAPR.h"
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#define ScrnMapr_DoMap UpdateColorDepth5ScaledCopy
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#define ScrnMapr_Src GetCurDrawBuff()
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#define ScrnMapr_Dst ScalingBuff
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#define ScrnMapr_SrcDepth vMacScreenDepth
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#define ScrnMapr_DstDepth 5
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#define ScrnMapr_Map CLUT_final
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#define ScrnMapr_Scale WindowScale
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#include "SCRNMAPR.h"
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#endif
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LOCALPROC HaveChangedScreenBuff(uint16_t top, uint16_t left,
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uint16_t bottom, uint16_t right)
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{
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int i;
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int j;
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uint8_t *p;
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Uint32 pixel;
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#if (0 != vMacScreenDepth) && (vMacScreenDepth < 4)
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Uint32 CLUT_pixel[CLUT_size];
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#endif
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Uint32 BWLUT_pixel[2];
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uint32_t top2 = top;
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uint32_t left2 = left;
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uint32_t bottom2 = bottom;
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uint32_t right2 = right;
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#if EnableMagnify
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if (UseMagnify) {
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top2 *= WindowScale;
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left2 *= WindowScale;
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bottom2 *= WindowScale;
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right2 *= WindowScale;
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}
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#endif
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if (SDL_MUSTLOCK(surface)) {
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if (SDL_LockSurface(surface) < 0) {
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return;
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}
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}
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{
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int bpp = surface->format->BytesPerPixel;
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uint32_t ExpectedPitch = vMacScreenWidth * bpp;
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#if EnableMagnify
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if (UseMagnify) {
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ExpectedPitch *= WindowScale;
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}
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#endif
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#if 0 != vMacScreenDepth
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if (UseColorMode) {
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#if vMacScreenDepth < 4
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for (i = 0; i < CLUT_size; ++i) {
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CLUT_pixel[i] = SDL_MapRGB(surface->format,
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CLUT_reds[i] >> 8,
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CLUT_greens[i] >> 8,
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CLUT_blues[i] >> 8);
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}
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#endif
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} else
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#endif
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{
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BWLUT_pixel[1] = SDL_MapRGB(surface->format, 0, 0, 0);
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/* black */
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BWLUT_pixel[0] = SDL_MapRGB(surface->format, 255, 255, 255);
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/* white */
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}
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if ((0 == ((bpp - 1) & bpp)) /* a power of 2 */
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&& (surface->pitch == ExpectedPitch)
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#if (vMacScreenDepth > 3)
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&& ! UseColorMode
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#endif
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)
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{
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int k;
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Uint32 v;
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#if EnableMagnify
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int a;
|
|
#endif
|
|
int PixPerByte =
|
|
#if (0 != vMacScreenDepth) && (vMacScreenDepth < 4)
|
|
UseColorMode ? (1 << (3 - vMacScreenDepth)) :
|
|
#endif
|
|
8;
|
|
Uint8 *p4 = (Uint8 *)CLUT_final;
|
|
|
|
for (i = 0; i < 256; ++i) {
|
|
for (k = PixPerByte; --k >= 0; ) {
|
|
|
|
#if (0 != vMacScreenDepth) && (vMacScreenDepth < 4)
|
|
if (UseColorMode) {
|
|
v = CLUT_pixel[
|
|
#if 3 == vMacScreenDepth
|
|
i
|
|
#else
|
|
(i >> (k << vMacScreenDepth))
|
|
& (CLUT_size - 1)
|
|
#endif
|
|
];
|
|
} else
|
|
#endif
|
|
{
|
|
v = BWLUT_pixel[(i >> k) & 1];
|
|
}
|
|
|
|
#if EnableMagnify
|
|
for (a = UseMagnify ? WindowScale : 1; --a >= 0; )
|
|
#endif
|
|
{
|
|
switch (bpp) {
|
|
case 1: /* Assuming 8-bpp */
|
|
*p4++ = v;
|
|
break;
|
|
case 2: /* Probably 15-bpp or 16-bpp */
|
|
*(Uint16 *)p4 = v;
|
|
p4 += 2;
|
|
break;
|
|
case 4: /* Probably 32-bpp */
|
|
*(Uint32 *)p4 = v;
|
|
p4 += 4;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
ScalingBuff = (uint8_t *)surface->pixels;
|
|
|
|
#if (0 != vMacScreenDepth) && (vMacScreenDepth < 4)
|
|
if (UseColorMode) {
|
|
#if EnableMagnify
|
|
if (UseMagnify) {
|
|
switch (bpp) {
|
|
case 1:
|
|
UpdateColorDepth3ScaledCopy(
|
|
top, left, bottom, right);
|
|
break;
|
|
case 2:
|
|
UpdateColorDepth4ScaledCopy(
|
|
top, left, bottom, right);
|
|
break;
|
|
case 4:
|
|
UpdateColorDepth5ScaledCopy(
|
|
top, left, bottom, right);
|
|
break;
|
|
}
|
|
} else
|
|
#endif
|
|
{
|
|
switch (bpp) {
|
|
case 1:
|
|
UpdateColorDepth3Copy(top, left, bottom, right);
|
|
break;
|
|
case 2:
|
|
UpdateColorDepth4Copy(top, left, bottom, right);
|
|
break;
|
|
case 4:
|
|
UpdateColorDepth5Copy(top, left, bottom, right);
|
|
break;
|
|
}
|
|
}
|
|
} else
|
|
#endif
|
|
{
|
|
#if EnableMagnify
|
|
if (UseMagnify) {
|
|
switch (bpp) {
|
|
case 1:
|
|
UpdateBWDepth3ScaledCopy(
|
|
top, left, bottom, right);
|
|
break;
|
|
case 2:
|
|
UpdateBWDepth4ScaledCopy(
|
|
top, left, bottom, right);
|
|
break;
|
|
case 4:
|
|
UpdateBWDepth5ScaledCopy(
|
|
top, left, bottom, right);
|
|
break;
|
|
}
|
|
} else
|
|
#endif
|
|
{
|
|
switch (bpp) {
|
|
case 1:
|
|
UpdateBWDepth3Copy(top, left, bottom, right);
|
|
break;
|
|
case 2:
|
|
UpdateBWDepth4Copy(top, left, bottom, right);
|
|
break;
|
|
case 4:
|
|
UpdateBWDepth5Copy(top, left, bottom, right);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
} else {
|
|
uint8_t *the_data = (uint8_t *)GetCurDrawBuff();
|
|
|
|
/* adapted from putpixel in SDL documentation */
|
|
|
|
for (i = top2; i < bottom2; ++i) {
|
|
for (j = left2; j < right2; ++j) {
|
|
int i0 = i;
|
|
int j0 = j;
|
|
Uint8 *bufp = (Uint8 *)surface->pixels
|
|
+ i * surface->pitch + j * bpp;
|
|
|
|
#if EnableMagnify
|
|
if (UseMagnify) {
|
|
i0 /= WindowScale;
|
|
j0 /= WindowScale;
|
|
}
|
|
#endif
|
|
|
|
#if 0 != vMacScreenDepth
|
|
if (UseColorMode) {
|
|
#if vMacScreenDepth < 4
|
|
p = the_data + ((i0 * vMacScreenWidth + j0)
|
|
>> (3 - vMacScreenDepth));
|
|
{
|
|
uint8_t k = (*p >> (((~ j0)
|
|
& ((1 << (3 - vMacScreenDepth)) - 1))
|
|
<< vMacScreenDepth))
|
|
& (CLUT_size - 1);
|
|
pixel = CLUT_pixel[k];
|
|
}
|
|
#elif 4 == vMacScreenDepth
|
|
p = the_data + ((i0 * vMacScreenWidth + j0) << 1);
|
|
{
|
|
uint16_t t0 = do_get_mem_word(p);
|
|
pixel = SDL_MapRGB(surface->format,
|
|
((t0 & 0x7C00) >> 7)
|
|
| ((t0 & 0x7000) >> 12),
|
|
((t0 & 0x03E0) >> 2)
|
|
| ((t0 & 0x0380) >> 7),
|
|
((t0 & 0x001F) << 3)
|
|
| ((t0 & 0x001C) >> 2));
|
|
}
|
|
#elif 5 == vMacScreenDepth
|
|
p = the_data + ((i0 * vMacScreenWidth + j0) << 2);
|
|
pixel = SDL_MapRGB(surface->format,
|
|
p[1],
|
|
p[2],
|
|
p[3]);
|
|
#endif
|
|
} else
|
|
#endif
|
|
{
|
|
p = the_data + ((i0 * vMacScreenWidth + j0) / 8);
|
|
pixel = BWLUT_pixel[(*p >> ((~ j0) & 0x7)) & 1];
|
|
}
|
|
|
|
switch (bpp) {
|
|
case 1: /* Assuming 8-bpp */
|
|
*bufp = pixel;
|
|
break;
|
|
case 2: /* Probably 15-bpp or 16-bpp */
|
|
*(Uint16 *)bufp = pixel;
|
|
break;
|
|
case 3:
|
|
/* Slow 24-bpp mode, usually not used */
|
|
if (SDL_BYTEORDER == SDL_BIG_ENDIAN) {
|
|
bufp[0] = (pixel >> 16) & 0xff;
|
|
bufp[1] = (pixel >> 8) & 0xff;
|
|
bufp[2] = pixel & 0xff;
|
|
} else {
|
|
bufp[0] = pixel & 0xff;
|
|
bufp[1] = (pixel >> 8) & 0xff;
|
|
bufp[2] = (pixel >> 16) & 0xff;
|
|
}
|
|
break;
|
|
case 4: /* Probably 32-bpp */
|
|
*(Uint32 *)bufp = pixel;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
if (SDL_MUSTLOCK(surface)) {
|
|
SDL_UnlockSurface(surface);
|
|
}
|
|
|
|
SDL_UpdateRect(surface, left2, top2,
|
|
right2 - left2, bottom2 - top2);
|
|
}
|
|
|
|
LOCALPROC DrawChangesAndClear(void)
|
|
{
|
|
if (ScreenChangedBottom > ScreenChangedTop) {
|
|
HaveChangedScreenBuff(ScreenChangedTop, ScreenChangedLeft,
|
|
ScreenChangedBottom, ScreenChangedRight);
|
|
ScreenClearChanges();
|
|
}
|
|
}
|
|
|
|
GLOBALOSGLUPROC DoneWithDrawingForTick(void)
|
|
{
|
|
#if EnableFSMouseMotion
|
|
if (HaveMouseMotion) {
|
|
AutoScrollScreen();
|
|
}
|
|
#endif
|
|
DrawChangesAndClear();
|
|
}
|
|
|
|
/* --- mouse --- */
|
|
|
|
/* cursor hiding */
|
|
|
|
LOCALVAR bool HaveCursorHidden = false;
|
|
LOCALVAR bool WantCursorHidden = false;
|
|
|
|
LOCALPROC ForceShowCursor(void)
|
|
{
|
|
if (HaveCursorHidden) {
|
|
HaveCursorHidden = false;
|
|
(void) SDL_ShowCursor(SDL_ENABLE);
|
|
}
|
|
}
|
|
|
|
/* cursor moving */
|
|
|
|
LOCALFUNC bool MoveMouse(int16_t h, int16_t v)
|
|
{
|
|
#if EnableMagnify
|
|
if (UseMagnify) {
|
|
h *= WindowScale;
|
|
v *= WindowScale;
|
|
}
|
|
#endif
|
|
|
|
SDL_WarpMouse(h, v);
|
|
|
|
return true;
|
|
}
|
|
|
|
/* cursor state */
|
|
|
|
LOCALPROC MousePositionNotify(int NewMousePosh, int NewMousePosv)
|
|
{
|
|
bool ShouldHaveCursorHidden = true;
|
|
|
|
#if EnableMagnify
|
|
if (UseMagnify) {
|
|
NewMousePosh /= WindowScale;
|
|
NewMousePosv /= WindowScale;
|
|
}
|
|
#endif
|
|
|
|
#if EnableFSMouseMotion
|
|
if (HaveMouseMotion) {
|
|
MousePositionSetDelta(NewMousePosh - SavedMouseH,
|
|
NewMousePosv - SavedMouseV);
|
|
SavedMouseH = NewMousePosh;
|
|
SavedMouseV = NewMousePosv;
|
|
} else
|
|
#endif
|
|
{
|
|
if (NewMousePosh < 0) {
|
|
NewMousePosh = 0;
|
|
ShouldHaveCursorHidden = false;
|
|
} else if (NewMousePosh >= vMacScreenWidth) {
|
|
NewMousePosh = vMacScreenWidth - 1;
|
|
ShouldHaveCursorHidden = false;
|
|
}
|
|
if (NewMousePosv < 0) {
|
|
NewMousePosv = 0;
|
|
ShouldHaveCursorHidden = false;
|
|
} else if (NewMousePosv >= vMacScreenHeight) {
|
|
NewMousePosv = vMacScreenHeight - 1;
|
|
ShouldHaveCursorHidden = false;
|
|
}
|
|
|
|
#if VarFullScreen
|
|
if (UseFullScreen)
|
|
#endif
|
|
#if MayFullScreen
|
|
{
|
|
ShouldHaveCursorHidden = true;
|
|
}
|
|
#endif
|
|
|
|
/* if (ShouldHaveCursorHidden || CurMouseButton) */
|
|
/*
|
|
for a game like arkanoid, would like mouse to still
|
|
move even when outside window in one direction
|
|
*/
|
|
MousePositionSet(NewMousePosh, NewMousePosv);
|
|
}
|
|
|
|
WantCursorHidden = ShouldHaveCursorHidden;
|
|
}
|
|
|
|
LOCALPROC CheckMouseState(void)
|
|
{
|
|
/*
|
|
this doesn't work as desired, doesn't get mouse movements
|
|
when outside of our window.
|
|
*/
|
|
int x;
|
|
int y;
|
|
|
|
(void) SDL_GetMouseState(&x, &y);
|
|
MousePositionNotify(x, y);
|
|
}
|
|
|
|
/* --- keyboard input --- */
|
|
|
|
LOCALFUNC uint8_t SDLKey2MacKeyCode(SDLKey i)
|
|
{
|
|
uint8_t v = MKC_None;
|
|
|
|
switch (i) {
|
|
case SDLK_BACKSPACE: v = MKC_BackSpace; break;
|
|
case SDLK_TAB: v = MKC_Tab; break;
|
|
case SDLK_CLEAR: v = MKC_Clear; break;
|
|
case SDLK_RETURN: v = MKC_Return; break;
|
|
case SDLK_PAUSE: v = MKC_Pause; break;
|
|
case SDLK_ESCAPE: v = MKC_formac_Escape; break;
|
|
case SDLK_SPACE: v = MKC_Space; break;
|
|
case SDLK_EXCLAIM: /* ? */ break;
|
|
case SDLK_QUOTEDBL: /* ? */ break;
|
|
case SDLK_HASH: /* ? */ break;
|
|
case SDLK_DOLLAR: /* ? */ break;
|
|
case SDLK_AMPERSAND: /* ? */ break;
|
|
case SDLK_QUOTE: v = MKC_SingleQuote; break;
|
|
case SDLK_LEFTPAREN: /* ? */ break;
|
|
case SDLK_RIGHTPAREN: /* ? */ break;
|
|
case SDLK_ASTERISK: /* ? */ break;
|
|
case SDLK_PLUS: /* ? */ break;
|
|
case SDLK_COMMA: v = MKC_Comma; break;
|
|
case SDLK_MINUS: v = MKC_Minus; break;
|
|
case SDLK_PERIOD: v = MKC_Period; break;
|
|
case SDLK_SLASH: v = MKC_formac_Slash; break;
|
|
case SDLK_0: v = MKC_0; break;
|
|
case SDLK_1: v = MKC_1; break;
|
|
case SDLK_2: v = MKC_2; break;
|
|
case SDLK_3: v = MKC_3; break;
|
|
case SDLK_4: v = MKC_4; break;
|
|
case SDLK_5: v = MKC_5; break;
|
|
case SDLK_6: v = MKC_6; break;
|
|
case SDLK_7: v = MKC_7; break;
|
|
case SDLK_8: v = MKC_8; break;
|
|
case SDLK_9: v = MKC_9; break;
|
|
case SDLK_COLON: /* ? */ break;
|
|
case SDLK_SEMICOLON: v = MKC_SemiColon; break;
|
|
case SDLK_LESS: /* ? */ break;
|
|
case SDLK_EQUALS: v = MKC_Equal; break;
|
|
case SDLK_GREATER: /* ? */ break;
|
|
case SDLK_QUESTION: /* ? */ break;
|
|
case SDLK_AT: /* ? */ break;
|
|
|
|
case SDLK_LEFTBRACKET: v = MKC_LeftBracket; break;
|
|
case SDLK_BACKSLASH: v = MKC_formac_BackSlash; break;
|
|
case SDLK_RIGHTBRACKET: v = MKC_RightBracket; break;
|
|
case SDLK_CARET: /* ? */ break;
|
|
case SDLK_UNDERSCORE: /* ? */ break;
|
|
case SDLK_BACKQUOTE: v = MKC_formac_Grave; break;
|
|
|
|
case SDLK_a: v = MKC_A; break;
|
|
case SDLK_b: v = MKC_B; break;
|
|
case SDLK_c: v = MKC_C; break;
|
|
case SDLK_d: v = MKC_D; break;
|
|
case SDLK_e: v = MKC_E; break;
|
|
case SDLK_f: v = MKC_F; break;
|
|
case SDLK_g: v = MKC_G; break;
|
|
case SDLK_h: v = MKC_H; break;
|
|
case SDLK_i: v = MKC_I; break;
|
|
case SDLK_j: v = MKC_J; break;
|
|
case SDLK_k: v = MKC_K; break;
|
|
case SDLK_l: v = MKC_L; break;
|
|
case SDLK_m: v = MKC_M; break;
|
|
case SDLK_n: v = MKC_N; break;
|
|
case SDLK_o: v = MKC_O; break;
|
|
case SDLK_p: v = MKC_P; break;
|
|
case SDLK_q: v = MKC_Q; break;
|
|
case SDLK_r: v = MKC_R; break;
|
|
case SDLK_s: v = MKC_S; break;
|
|
case SDLK_t: v = MKC_T; break;
|
|
case SDLK_u: v = MKC_U; break;
|
|
case SDLK_v: v = MKC_V; break;
|
|
case SDLK_w: v = MKC_W; break;
|
|
case SDLK_x: v = MKC_X; break;
|
|
case SDLK_y: v = MKC_Y; break;
|
|
case SDLK_z: v = MKC_Z; break;
|
|
|
|
case SDLK_KP0: v = MKC_KP0; break;
|
|
case SDLK_KP1: v = MKC_KP1; break;
|
|
case SDLK_KP2: v = MKC_KP2; break;
|
|
case SDLK_KP3: v = MKC_KP3; break;
|
|
case SDLK_KP4: v = MKC_KP4; break;
|
|
case SDLK_KP5: v = MKC_KP5; break;
|
|
case SDLK_KP6: v = MKC_KP6; break;
|
|
case SDLK_KP7: v = MKC_KP7; break;
|
|
case SDLK_KP8: v = MKC_KP8; break;
|
|
case SDLK_KP9: v = MKC_KP9; break;
|
|
|
|
case SDLK_KP_PERIOD: v = MKC_Decimal; break;
|
|
case SDLK_KP_DIVIDE: v = MKC_KPDevide; break;
|
|
case SDLK_KP_MULTIPLY: v = MKC_KPMultiply; break;
|
|
case SDLK_KP_MINUS: v = MKC_KPSubtract; break;
|
|
case SDLK_KP_PLUS: v = MKC_KPAdd; break;
|
|
case SDLK_KP_ENTER: v = MKC_formac_Enter; break;
|
|
case SDLK_KP_EQUALS: v = MKC_KPEqual; break;
|
|
|
|
case SDLK_UP: v = MKC_Up; break;
|
|
case SDLK_DOWN: v = MKC_Down; break;
|
|
case SDLK_RIGHT: v = MKC_Right; break;
|
|
case SDLK_LEFT: v = MKC_Left; break;
|
|
case SDLK_INSERT: v = MKC_formac_Help; break;
|
|
case SDLK_HOME: v = MKC_formac_Home; break;
|
|
case SDLK_END: v = MKC_formac_End; break;
|
|
case SDLK_PAGEUP: v = MKC_formac_PageUp; break;
|
|
case SDLK_PAGEDOWN: v = MKC_formac_PageDown; break;
|
|
|
|
case SDLK_F1: v = MKC_formac_F1; break;
|
|
case SDLK_F2: v = MKC_formac_F2; break;
|
|
case SDLK_F3: v = MKC_formac_F3; break;
|
|
case SDLK_F4: v = MKC_formac_F4; break;
|
|
case SDLK_F5: v = MKC_formac_F5; break;
|
|
case SDLK_F6: v = MKC_F6; break;
|
|
case SDLK_F7: v = MKC_F7; break;
|
|
case SDLK_F8: v = MKC_F8; break;
|
|
case SDLK_F9: v = MKC_F9; break;
|
|
case SDLK_F10: v = MKC_F10; break;
|
|
case SDLK_F11: v = MKC_F11; break;
|
|
case SDLK_F12: v = MKC_F12; break;
|
|
|
|
case SDLK_F13: /* ? */ break;
|
|
case SDLK_F14: /* ? */ break;
|
|
case SDLK_F15: /* ? */ break;
|
|
|
|
case SDLK_NUMLOCK: v = MKC_formac_ForwardDel; break;
|
|
case SDLK_CAPSLOCK: v = MKC_formac_CapsLock; break;
|
|
case SDLK_SCROLLOCK: v = MKC_ScrollLock; break;
|
|
case SDLK_RSHIFT: v = MKC_formac_RShift; break;
|
|
case SDLK_LSHIFT: v = MKC_formac_Shift; break;
|
|
case SDLK_RCTRL: v = MKC_formac_RControl; break;
|
|
case SDLK_LCTRL: v = MKC_formac_Control; break;
|
|
case SDLK_RALT: v = MKC_formac_RCommand; break;
|
|
case SDLK_LALT: v = MKC_formac_Command; break;
|
|
case SDLK_RMETA: v = MKC_formac_RCommand; break;
|
|
case SDLK_LMETA: v = MKC_formac_Command; break;
|
|
case SDLK_LSUPER: v = MKC_formac_Option; break;
|
|
case SDLK_RSUPER: v = MKC_formac_ROption; break;
|
|
|
|
case SDLK_MODE: /* ? */ break;
|
|
case SDLK_COMPOSE: /* ? */ break;
|
|
|
|
case SDLK_HELP: v = MKC_formac_Help; break;
|
|
case SDLK_PRINT: v = MKC_Print; break;
|
|
|
|
case SDLK_SYSREQ: /* ? */ break;
|
|
case SDLK_BREAK: /* ? */ break;
|
|
case SDLK_MENU: /* ? */ break;
|
|
case SDLK_POWER: /* ? */ break;
|
|
case SDLK_EURO: /* ? */ break;
|
|
case SDLK_UNDO: /* ? */ break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return v;
|
|
}
|
|
|
|
LOCALPROC DoKeyCode(SDL_keysym *r, bool down)
|
|
{
|
|
uint8_t v = SDLKey2MacKeyCode(r->sym);
|
|
if (MKC_None != v) {
|
|
Keyboard_UpdateKeyMap2(v, down);
|
|
}
|
|
}
|
|
|
|
LOCALPROC DisableKeyRepeat(void)
|
|
{
|
|
}
|
|
|
|
LOCALPROC RestoreKeyRepeat(void)
|
|
{
|
|
}
|
|
|
|
LOCALPROC ReconnectKeyCodes3(void)
|
|
{
|
|
}
|
|
|
|
LOCALPROC DisconnectKeyCodes3(void)
|
|
{
|
|
DisconnectKeyCodes2();
|
|
MouseButtonSet(false);
|
|
}
|
|
|
|
/* --- time, date, location --- */
|
|
|
|
#define dbglog_TimeStuff (0 && dbglog_HAVE)
|
|
|
|
LOCALVAR uint32_t TrueEmulatedTime = 0;
|
|
|
|
#define InvTimeDivPow 16
|
|
#define InvTimeDiv (1 << InvTimeDivPow)
|
|
#define InvTimeDivMask (InvTimeDiv - 1)
|
|
#define InvTimeStep 1089590 /* 1000 / 60.14742 * InvTimeDiv */
|
|
|
|
LOCALVAR Uint32 LastTime;
|
|
|
|
LOCALVAR Uint32 NextIntTime;
|
|
LOCALVAR uint32_t NextFracTime;
|
|
|
|
LOCALPROC IncrNextTime(void)
|
|
{
|
|
NextFracTime += InvTimeStep;
|
|
NextIntTime += (NextFracTime >> InvTimeDivPow);
|
|
NextFracTime &= InvTimeDivMask;
|
|
}
|
|
|
|
LOCALPROC InitNextTime(void)
|
|
{
|
|
NextIntTime = LastTime;
|
|
NextFracTime = 0;
|
|
IncrNextTime();
|
|
}
|
|
|
|
LOCALVAR uint32_t NewMacDateInSeconds;
|
|
|
|
LOCALFUNC bool UpdateTrueEmulatedTime(void)
|
|
{
|
|
Uint32 LatestTime;
|
|
int32_t TimeDiff;
|
|
|
|
LatestTime = SDL_GetTicks();
|
|
if (LatestTime != LastTime) {
|
|
|
|
NewMacDateInSeconds = LatestTime / 1000;
|
|
/* no date and time api in SDL */
|
|
|
|
LastTime = LatestTime;
|
|
TimeDiff = (LatestTime - NextIntTime);
|
|
/* this should work even when time wraps */
|
|
if (TimeDiff >= 0) {
|
|
if (TimeDiff > 256) {
|
|
/* emulation interrupted, forget it */
|
|
++TrueEmulatedTime;
|
|
InitNextTime();
|
|
|
|
#if dbglog_TimeStuff
|
|
dbglog_writelnNum("emulation interrupted",
|
|
TrueEmulatedTime);
|
|
#endif
|
|
} else {
|
|
do {
|
|
++TrueEmulatedTime;
|
|
IncrNextTime();
|
|
TimeDiff = (LatestTime - NextIntTime);
|
|
} while (TimeDiff >= 0);
|
|
}
|
|
return true;
|
|
} else {
|
|
if (TimeDiff < -256) {
|
|
#if dbglog_TimeStuff
|
|
dbglog_writeln("clock set back");
|
|
#endif
|
|
/* clock goofed if ever get here, reset */
|
|
InitNextTime();
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
LOCALFUNC bool CheckDateTime(void)
|
|
{
|
|
if (CurMacDateInSeconds != NewMacDateInSeconds) {
|
|
CurMacDateInSeconds = NewMacDateInSeconds;
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
LOCALPROC StartUpTimeAdjust(void)
|
|
{
|
|
LastTime = SDL_GetTicks();
|
|
InitNextTime();
|
|
}
|
|
|
|
LOCALFUNC bool InitLocationDat(void)
|
|
{
|
|
LastTime = SDL_GetTicks();
|
|
InitNextTime();
|
|
NewMacDateInSeconds = LastTime / 1000;
|
|
CurMacDateInSeconds = NewMacDateInSeconds;
|
|
|
|
return true;
|
|
}
|
|
|
|
/* --- sound --- */
|
|
|
|
#if SoundEnabled
|
|
|
|
#define kLn2SoundBuffers 4 /* kSoundBuffers must be a power of two */
|
|
#define kSoundBuffers (1 << kLn2SoundBuffers)
|
|
#define kSoundBuffMask (kSoundBuffers - 1)
|
|
|
|
#define DesiredMinFilledSoundBuffs 3
|
|
/*
|
|
if too big then sound lags behind emulation.
|
|
if too small then sound will have pauses.
|
|
*/
|
|
|
|
#define kLnOneBuffLen 9
|
|
#define kLnAllBuffLen (kLn2SoundBuffers + kLnOneBuffLen)
|
|
#define kOneBuffLen (1UL << kLnOneBuffLen)
|
|
#define kAllBuffLen (1UL << kLnAllBuffLen)
|
|
#define kLnOneBuffSz (kLnOneBuffLen + kLn2SoundSampSz - 3)
|
|
#define kLnAllBuffSz (kLnAllBuffLen + kLn2SoundSampSz - 3)
|
|
#define kOneBuffSz (1UL << kLnOneBuffSz)
|
|
#define kAllBuffSz (1UL << kLnAllBuffSz)
|
|
#define kOneBuffMask (kOneBuffLen - 1)
|
|
#define kAllBuffMask (kAllBuffLen - 1)
|
|
#define dbhBufferSize (kAllBuffSz + kOneBuffSz)
|
|
|
|
#define dbglog_SoundStuff (0 && dbglog_HAVE)
|
|
#define dbglog_SoundBuffStats (0 && dbglog_HAVE)
|
|
|
|
LOCALVAR tpSoundSamp TheSoundBuffer = nullpr;
|
|
volatile static uint16_t ThePlayOffset;
|
|
volatile static uint16_t TheFillOffset;
|
|
volatile static uint16_t MinFilledSoundBuffs;
|
|
#if dbglog_SoundBuffStats
|
|
LOCALVAR uint16_t MaxFilledSoundBuffs;
|
|
#endif
|
|
LOCALVAR uint16_t TheWriteOffset;
|
|
|
|
LOCALPROC Sound_Init0(void)
|
|
{
|
|
ThePlayOffset = 0;
|
|
TheFillOffset = 0;
|
|
TheWriteOffset = 0;
|
|
}
|
|
|
|
LOCALPROC Sound_Start0(void)
|
|
{
|
|
/* Reset variables */
|
|
MinFilledSoundBuffs = kSoundBuffers + 1;
|
|
#if dbglog_SoundBuffStats
|
|
MaxFilledSoundBuffs = 0;
|
|
#endif
|
|
}
|
|
|
|
GLOBALOSGLUFUNC tpSoundSamp Sound_BeginWrite(uint16_t n, uint16_t *actL)
|
|
{
|
|
uint16_t ToFillLen = kAllBuffLen - (TheWriteOffset - ThePlayOffset);
|
|
uint16_t WriteBuffContig =
|
|
kOneBuffLen - (TheWriteOffset & kOneBuffMask);
|
|
|
|
if (WriteBuffContig < n) {
|
|
n = WriteBuffContig;
|
|
}
|
|
if (ToFillLen < n) {
|
|
/* overwrite previous buffer */
|
|
#if dbglog_SoundStuff
|
|
dbglog_writeln("sound buffer over flow");
|
|
#endif
|
|
TheWriteOffset -= kOneBuffLen;
|
|
}
|
|
|
|
*actL = n;
|
|
return TheSoundBuffer + (TheWriteOffset & kAllBuffMask);
|
|
}
|
|
|
|
#if 4 == kLn2SoundSampSz
|
|
LOCALPROC ConvertSoundBlockToNative(tpSoundSamp p)
|
|
{
|
|
int i;
|
|
|
|
for (i = kOneBuffLen; --i >= 0; ) {
|
|
*p++ -= 0x8000;
|
|
}
|
|
}
|
|
#else
|
|
#define ConvertSoundBlockToNative(p)
|
|
#endif
|
|
|
|
LOCALPROC Sound_WroteABlock(void)
|
|
{
|
|
#if (4 == kLn2SoundSampSz)
|
|
uint16_t PrevWriteOffset = TheWriteOffset - kOneBuffLen;
|
|
tpSoundSamp p = TheSoundBuffer + (PrevWriteOffset & kAllBuffMask);
|
|
#endif
|
|
|
|
#if dbglog_SoundStuff
|
|
dbglog_writeln("enter Sound_WroteABlock");
|
|
#endif
|
|
|
|
ConvertSoundBlockToNative(p);
|
|
|
|
TheFillOffset = TheWriteOffset;
|
|
|
|
#if dbglog_SoundBuffStats
|
|
{
|
|
uint16_t ToPlayLen = TheFillOffset
|
|
- ThePlayOffset;
|
|
uint16_t ToPlayBuffs = ToPlayLen >> kLnOneBuffLen;
|
|
|
|
if (ToPlayBuffs > MaxFilledSoundBuffs) {
|
|
MaxFilledSoundBuffs = ToPlayBuffs;
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
LOCALFUNC bool Sound_EndWrite0(uint16_t actL)
|
|
{
|
|
bool v;
|
|
|
|
TheWriteOffset += actL;
|
|
|
|
if (0 != (TheWriteOffset & kOneBuffMask)) {
|
|
v = false;
|
|
} else {
|
|
/* just finished a block */
|
|
|
|
Sound_WroteABlock();
|
|
|
|
v = true;
|
|
}
|
|
|
|
return v;
|
|
}
|
|
|
|
LOCALPROC Sound_SecondNotify0(void)
|
|
{
|
|
if (MinFilledSoundBuffs <= kSoundBuffers) {
|
|
if (MinFilledSoundBuffs > DesiredMinFilledSoundBuffs) {
|
|
#if dbglog_SoundStuff
|
|
dbglog_writeln("MinFilledSoundBuffs too high");
|
|
#endif
|
|
IncrNextTime();
|
|
} else if (MinFilledSoundBuffs < DesiredMinFilledSoundBuffs) {
|
|
#if dbglog_SoundStuff
|
|
dbglog_writeln("MinFilledSoundBuffs too low");
|
|
#endif
|
|
++TrueEmulatedTime;
|
|
}
|
|
#if dbglog_SoundBuffStats
|
|
dbglog_writelnNum("MinFilledSoundBuffs",
|
|
MinFilledSoundBuffs);
|
|
dbglog_writelnNum("MaxFilledSoundBuffs",
|
|
MaxFilledSoundBuffs);
|
|
MaxFilledSoundBuffs = 0;
|
|
#endif
|
|
MinFilledSoundBuffs = kSoundBuffers + 1;
|
|
}
|
|
}
|
|
|
|
typedef uint16_t trSoundTemp;
|
|
|
|
#define kCenterTempSound 0x8000
|
|
|
|
#define AudioStepVal 0x0040
|
|
|
|
#if 3 == kLn2SoundSampSz
|
|
#define ConvertTempSoundSampleFromNative(v) ((v) << 8)
|
|
#elif 4 == kLn2SoundSampSz
|
|
#define ConvertTempSoundSampleFromNative(v) ((v) + kCenterSound)
|
|
#else
|
|
#error "unsupported kLn2SoundSampSz"
|
|
#endif
|
|
|
|
#if 3 == kLn2SoundSampSz
|
|
#define ConvertTempSoundSampleToNative(v) ((v) >> 8)
|
|
#elif 4 == kLn2SoundSampSz
|
|
#define ConvertTempSoundSampleToNative(v) ((v) - kCenterSound)
|
|
#else
|
|
#error "unsupported kLn2SoundSampSz"
|
|
#endif
|
|
|
|
LOCALPROC SoundRampTo(trSoundTemp *last_val, trSoundTemp dst_val,
|
|
tpSoundSamp *stream, int *len)
|
|
{
|
|
trSoundTemp diff;
|
|
tpSoundSamp p = *stream;
|
|
int n = *len;
|
|
trSoundTemp v1 = *last_val;
|
|
|
|
while ((v1 != dst_val) && (0 != n)) {
|
|
if (v1 > dst_val) {
|
|
diff = v1 - dst_val;
|
|
if (diff > AudioStepVal) {
|
|
v1 -= AudioStepVal;
|
|
} else {
|
|
v1 = dst_val;
|
|
}
|
|
} else {
|
|
diff = dst_val - v1;
|
|
if (diff > AudioStepVal) {
|
|
v1 += AudioStepVal;
|
|
} else {
|
|
v1 = dst_val;
|
|
}
|
|
}
|
|
|
|
--n;
|
|
*p++ = ConvertTempSoundSampleToNative(v1);
|
|
}
|
|
|
|
*stream = p;
|
|
*len = n;
|
|
*last_val = v1;
|
|
}
|
|
|
|
struct SoundR {
|
|
tpSoundSamp fTheSoundBuffer;
|
|
volatile uint16_t (*fPlayOffset);
|
|
volatile uint16_t (*fFillOffset);
|
|
volatile uint16_t (*fMinFilledSoundBuffs);
|
|
|
|
volatile trSoundTemp lastv;
|
|
|
|
bool wantplaying;
|
|
bool HaveStartedPlaying;
|
|
};
|
|
typedef struct SoundR SoundR;
|
|
|
|
static void audio_callback(void *udata, Uint8 *stream, int len)
|
|
{
|
|
uint16_t ToPlayLen;
|
|
uint16_t FilledSoundBuffs;
|
|
int i;
|
|
SoundR *datp = (SoundR *)udata;
|
|
tpSoundSamp CurSoundBuffer = datp->fTheSoundBuffer;
|
|
uint16_t CurPlayOffset = *datp->fPlayOffset;
|
|
trSoundTemp v0 = datp->lastv;
|
|
trSoundTemp v1 = v0;
|
|
tpSoundSamp dst = (tpSoundSamp)stream;
|
|
|
|
#if kLn2SoundSampSz > 3
|
|
len >>= (kLn2SoundSampSz - 3);
|
|
#endif
|
|
|
|
#if dbglog_SoundStuff
|
|
dbglog_writeln("Enter audio_callback");
|
|
dbglog_writelnNum("len", len);
|
|
#endif
|
|
|
|
label_retry:
|
|
ToPlayLen = *datp->fFillOffset - CurPlayOffset;
|
|
FilledSoundBuffs = ToPlayLen >> kLnOneBuffLen;
|
|
|
|
if (! datp->wantplaying) {
|
|
#if dbglog_SoundStuff
|
|
dbglog_writeln("playing end transistion");
|
|
#endif
|
|
|
|
SoundRampTo(&v1, kCenterTempSound, &dst, &len);
|
|
|
|
ToPlayLen = 0;
|
|
} else if (! datp->HaveStartedPlaying) {
|
|
#if dbglog_SoundStuff
|
|
dbglog_writeln("playing start block");
|
|
#endif
|
|
|
|
if ((ToPlayLen >> kLnOneBuffLen) < 8) {
|
|
ToPlayLen = 0;
|
|
} else {
|
|
tpSoundSamp p = datp->fTheSoundBuffer
|
|
+ (CurPlayOffset & kAllBuffMask);
|
|
trSoundTemp v2 = ConvertTempSoundSampleFromNative(*p);
|
|
|
|
#if dbglog_SoundStuff
|
|
dbglog_writeln("have enough samples to start");
|
|
#endif
|
|
|
|
SoundRampTo(&v1, v2, &dst, &len);
|
|
|
|
if (v1 == v2) {
|
|
#if dbglog_SoundStuff
|
|
dbglog_writeln("finished start transition");
|
|
#endif
|
|
|
|
datp->HaveStartedPlaying = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (0 == len) {
|
|
/* done */
|
|
|
|
if (FilledSoundBuffs < *datp->fMinFilledSoundBuffs) {
|
|
*datp->fMinFilledSoundBuffs = FilledSoundBuffs;
|
|
}
|
|
} else if (0 == ToPlayLen) {
|
|
|
|
#if dbglog_SoundStuff
|
|
dbglog_writeln("under run");
|
|
#endif
|
|
|
|
for (i = 0; i < len; ++i) {
|
|
*dst++ = ConvertTempSoundSampleToNative(v1);
|
|
}
|
|
*datp->fMinFilledSoundBuffs = 0;
|
|
} else {
|
|
uint16_t PlayBuffContig = kAllBuffLen
|
|
- (CurPlayOffset & kAllBuffMask);
|
|
tpSoundSamp p = CurSoundBuffer
|
|
+ (CurPlayOffset & kAllBuffMask);
|
|
|
|
if (ToPlayLen > PlayBuffContig) {
|
|
ToPlayLen = PlayBuffContig;
|
|
}
|
|
if (ToPlayLen > len) {
|
|
ToPlayLen = len;
|
|
}
|
|
|
|
for (i = 0; i < ToPlayLen; ++i) {
|
|
*dst++ = *p++;
|
|
}
|
|
v1 = ConvertTempSoundSampleFromNative(p[-1]);
|
|
|
|
CurPlayOffset += ToPlayLen;
|
|
len -= ToPlayLen;
|
|
|
|
*datp->fPlayOffset = CurPlayOffset;
|
|
|
|
goto label_retry;
|
|
}
|
|
|
|
datp->lastv = v1;
|
|
}
|
|
|
|
LOCALVAR SoundR cur_audio;
|
|
|
|
LOCALVAR bool HaveSoundOut = false;
|
|
|
|
LOCALPROC Sound_Stop(void)
|
|
{
|
|
#if dbglog_SoundStuff
|
|
dbglog_writeln("enter Sound_Stop");
|
|
#endif
|
|
|
|
if (cur_audio.wantplaying && HaveSoundOut) {
|
|
uint16_t retry_limit = 50; /* half of a second */
|
|
|
|
cur_audio.wantplaying = false;
|
|
|
|
label_retry:
|
|
if (kCenterTempSound == cur_audio.lastv) {
|
|
#if dbglog_SoundStuff
|
|
dbglog_writeln("reached kCenterTempSound");
|
|
#endif
|
|
|
|
/* done */
|
|
} else if (0 == --retry_limit) {
|
|
#if dbglog_SoundStuff
|
|
dbglog_writeln("retry limit reached");
|
|
#endif
|
|
/* done */
|
|
} else
|
|
{
|
|
/*
|
|
give time back, particularly important
|
|
if got here on a suspend event.
|
|
*/
|
|
|
|
#if dbglog_SoundStuff
|
|
dbglog_writeln("busy, so sleep");
|
|
#endif
|
|
|
|
(void) SDL_Delay(10);
|
|
|
|
goto label_retry;
|
|
}
|
|
|
|
SDL_PauseAudio(1);
|
|
}
|
|
|
|
#if dbglog_SoundStuff
|
|
dbglog_writeln("leave Sound_Stop");
|
|
#endif
|
|
}
|
|
|
|
LOCALPROC Sound_Start(void)
|
|
{
|
|
if ((! cur_audio.wantplaying) && HaveSoundOut) {
|
|
Sound_Start0();
|
|
cur_audio.lastv = kCenterTempSound;
|
|
cur_audio.HaveStartedPlaying = false;
|
|
cur_audio.wantplaying = true;
|
|
|
|
SDL_PauseAudio(0);
|
|
}
|
|
}
|
|
|
|
LOCALPROC Sound_UnInit(void)
|
|
{
|
|
if (HaveSoundOut) {
|
|
SDL_CloseAudio();
|
|
}
|
|
}
|
|
|
|
#define SOUND_SAMPLERATE 22255 /* = round(7833600 * 2 / 704) */
|
|
|
|
LOCALFUNC bool Sound_Init(void)
|
|
{
|
|
SDL_AudioSpec desired;
|
|
|
|
Sound_Init0();
|
|
|
|
cur_audio.fTheSoundBuffer = TheSoundBuffer;
|
|
cur_audio.fPlayOffset = &ThePlayOffset;
|
|
cur_audio.fFillOffset = &TheFillOffset;
|
|
cur_audio.fMinFilledSoundBuffs = &MinFilledSoundBuffs;
|
|
cur_audio.wantplaying = false;
|
|
|
|
desired.freq = SOUND_SAMPLERATE;
|
|
|
|
#if 3 == kLn2SoundSampSz
|
|
desired.format = AUDIO_U8;
|
|
#elif 4 == kLn2SoundSampSz
|
|
desired.format = AUDIO_S16SYS;
|
|
#else
|
|
#error "unsupported audio format"
|
|
#endif
|
|
|
|
desired.channels = 1;
|
|
desired.samples = 1024;
|
|
desired.callback = audio_callback;
|
|
desired.userdata = (void *)&cur_audio;
|
|
|
|
/* Open the audio device */
|
|
if (SDL_OpenAudio(&desired, NULL) < 0) {
|
|
fprintf(stderr, "Couldn't open audio: %s\n", SDL_GetError());
|
|
} else {
|
|
HaveSoundOut = true;
|
|
|
|
Sound_Start();
|
|
/*
|
|
This should be taken care of by LeaveSpeedStopped,
|
|
but since takes a while to get going properly,
|
|
start early.
|
|
*/
|
|
}
|
|
|
|
return true; /* keep going, even if no sound */
|
|
}
|
|
|
|
GLOBALOSGLUPROC Sound_EndWrite(uint16_t actL)
|
|
{
|
|
if (Sound_EndWrite0(actL)) {
|
|
}
|
|
}
|
|
|
|
LOCALPROC Sound_SecondNotify(void)
|
|
{
|
|
if (HaveSoundOut) {
|
|
Sound_SecondNotify0();
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|
|
/* --- basic dialogs --- */
|
|
|
|
LOCALPROC CheckSavedMacMsg(void)
|
|
{
|
|
/* called only on quit, if error saved but not yet reported */
|
|
|
|
if (nullpr != SavedBriefMsg) {
|
|
char briefMsg0[ClStrMaxLength + 1];
|
|
char longMsg0[ClStrMaxLength + 1];
|
|
|
|
NativeStrFromCStr(briefMsg0, SavedBriefMsg);
|
|
NativeStrFromCStr(longMsg0, SavedLongMsg);
|
|
|
|
fprintf(stderr, "%s\n", briefMsg0);
|
|
fprintf(stderr, "%s\n", longMsg0);
|
|
|
|
SavedBriefMsg = nullpr;
|
|
}
|
|
}
|
|
|
|
/* --- clipboard --- */
|
|
|
|
#define UseMotionEvents 1
|
|
|
|
#if UseMotionEvents
|
|
LOCALVAR bool CaughtMouse = false;
|
|
#endif
|
|
|
|
/* --- event handling for main window --- */
|
|
|
|
LOCALPROC HandleTheEvent(SDL_Event *event)
|
|
{
|
|
switch (event->type) {
|
|
case SDL_QUIT:
|
|
RequestMacOff = true;
|
|
break;
|
|
case SDL_ACTIVEEVENT:
|
|
switch (event->active.state) {
|
|
case SDL_APPINPUTFOCUS:
|
|
gTrueBackgroundFlag = (0 == event->active.gain);
|
|
#if 0 && UseMotionEvents
|
|
if (! gTrueBackgroundFlag) {
|
|
CheckMouseState();
|
|
}
|
|
#endif
|
|
break;
|
|
case SDL_APPMOUSEFOCUS:
|
|
CaughtMouse = (0 != event->active.gain);
|
|
break;
|
|
}
|
|
break;
|
|
case SDL_MOUSEMOTION:
|
|
MousePositionNotify(
|
|
event->motion.x, event->motion.y);
|
|
break;
|
|
case SDL_MOUSEBUTTONDOWN:
|
|
/* any mouse button, we don't care which */
|
|
MousePositionNotify(
|
|
event->button.x, event->button.y);
|
|
MouseButtonSet(true);
|
|
break;
|
|
case SDL_MOUSEBUTTONUP:
|
|
MousePositionNotify(
|
|
event->button.x, event->button.y);
|
|
MouseButtonSet(false);
|
|
break;
|
|
case SDL_KEYDOWN:
|
|
DoKeyCode(&event->key.keysym, true);
|
|
break;
|
|
case SDL_KEYUP:
|
|
DoKeyCode(&event->key.keysym, false);
|
|
break;
|
|
#if 0
|
|
case Expose: /* SDL doesn't have an expose event */
|
|
int x0 = event->expose.x;
|
|
int y0 = event->expose.y;
|
|
int x1 = x0 + event->expose.width;
|
|
int y1 = y0 + event->expose.height;
|
|
|
|
if (x0 < 0) {
|
|
x0 = 0;
|
|
}
|
|
if (x1 > vMacScreenWidth) {
|
|
x1 = vMacScreenWidth;
|
|
}
|
|
if (y0 < 0) {
|
|
y0 = 0;
|
|
}
|
|
if (y1 > vMacScreenHeight) {
|
|
y1 = vMacScreenHeight;
|
|
}
|
|
if ((x0 < x1) && (y0 < y1)) {
|
|
HaveChangedScreenBuff(y0, x0, y1, x1);
|
|
}
|
|
break;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
/* --- main window creation and disposal --- */
|
|
|
|
LOCALVAR int argc;
|
|
LOCALVAR char **argv;
|
|
|
|
LOCALFUNC bool Screen_Init(void)
|
|
{
|
|
bool v = false;
|
|
|
|
InitKeyCodes();
|
|
|
|
if (SDL_Init(SDL_INIT_AUDIO | SDL_INIT_VIDEO | SDL_INIT_TIMER) < 0)
|
|
{
|
|
fprintf(stderr, "Unable to init SDL: %s\n", SDL_GetError());
|
|
} else {
|
|
SDL_WM_SetCaption(kStrAppName, NULL);
|
|
v = true;
|
|
}
|
|
|
|
return v;
|
|
}
|
|
|
|
#if MayFullScreen
|
|
LOCALVAR bool GrabMachine = false;
|
|
#endif
|
|
|
|
#if MayFullScreen
|
|
LOCALPROC GrabTheMachine(void)
|
|
{
|
|
#if GrabKeysFullScreen
|
|
(void) SDL_WM_GrabInput(SDL_GRAB_ON);
|
|
#endif
|
|
|
|
#if EnableFSMouseMotion
|
|
/*
|
|
if magnification changes, need to reset,
|
|
even if HaveMouseMotion already true
|
|
*/
|
|
if (MoveMouse(ViewHStart + (ViewHSize / 2),
|
|
ViewVStart + (ViewVSize / 2)))
|
|
{
|
|
SavedMouseH = ViewHStart + (ViewHSize / 2);
|
|
SavedMouseV = ViewVStart + (ViewVSize / 2);
|
|
HaveMouseMotion = true;
|
|
}
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
#if MayFullScreen
|
|
LOCALPROC UngrabMachine(void)
|
|
{
|
|
#if EnableFSMouseMotion
|
|
if (HaveMouseMotion) {
|
|
(void) MoveMouse(CurMouseH, CurMouseV);
|
|
HaveMouseMotion = false;
|
|
}
|
|
#endif
|
|
|
|
#if GrabKeysFullScreen
|
|
(void) SDL_WM_GrabInput(SDL_GRAB_OFF);
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
#if EnableFSMouseMotion
|
|
LOCALPROC MouseConstrain(void)
|
|
{
|
|
int16_t shiftdh;
|
|
int16_t shiftdv;
|
|
|
|
if (SavedMouseH < ViewHStart + (ViewHSize / 4)) {
|
|
shiftdh = ViewHSize / 2;
|
|
} else if (SavedMouseH > ViewHStart + ViewHSize - (ViewHSize / 4)) {
|
|
shiftdh = - ViewHSize / 2;
|
|
} else {
|
|
shiftdh = 0;
|
|
}
|
|
if (SavedMouseV < ViewVStart + (ViewVSize / 4)) {
|
|
shiftdv = ViewVSize / 2;
|
|
} else if (SavedMouseV > ViewVStart + ViewVSize - (ViewVSize / 4)) {
|
|
shiftdv = - ViewVSize / 2;
|
|
} else {
|
|
shiftdv = 0;
|
|
}
|
|
if ((shiftdh != 0) || (shiftdv != 0)) {
|
|
SavedMouseH += shiftdh;
|
|
SavedMouseV += shiftdv;
|
|
if (! MoveMouse(SavedMouseH, SavedMouseV)) {
|
|
HaveMouseMotion = false;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
LOCALFUNC bool CreateMainWindow(void)
|
|
{
|
|
int NewWindowHeight = vMacScreenHeight;
|
|
int NewWindowWidth = vMacScreenWidth;
|
|
Uint32 flags = SDL_SWSURFACE;
|
|
bool v = false;
|
|
|
|
#if EnableMagnify && 1
|
|
if (UseMagnify) {
|
|
NewWindowHeight *= WindowScale;
|
|
NewWindowWidth *= WindowScale;
|
|
}
|
|
#endif
|
|
|
|
#if VarFullScreen
|
|
if (UseFullScreen)
|
|
#endif
|
|
#if MayFullScreen
|
|
{
|
|
flags |= SDL_FULLSCREEN;
|
|
}
|
|
#endif
|
|
|
|
ViewHStart = 0;
|
|
ViewVStart = 0;
|
|
ViewHSize = vMacScreenWidth;
|
|
ViewVSize = vMacScreenHeight;
|
|
|
|
surface = SDL_SetVideoMode(NewWindowWidth, NewWindowHeight,
|
|
#if 0 != vMacScreenDepth
|
|
32,
|
|
#else
|
|
/* 32 */ /* 24 */ /* 16 */ 8,
|
|
#endif
|
|
flags);
|
|
if (NULL == surface) {
|
|
fprintf(stderr, "SDL_SetVideoMode fails: %s\n",
|
|
SDL_GetError());
|
|
} else {
|
|
#if 0 != vMacScreenDepth
|
|
ColorModeWorks = true;
|
|
#endif
|
|
v = true;
|
|
}
|
|
|
|
return v;
|
|
}
|
|
|
|
#if EnableRecreateW
|
|
LOCALFUNC bool ReCreateMainWindow(void)
|
|
{
|
|
ForceShowCursor(); /* hide/show cursor api is per window */
|
|
|
|
#if MayFullScreen
|
|
if (GrabMachine) {
|
|
GrabMachine = false;
|
|
UngrabMachine();
|
|
}
|
|
#endif
|
|
|
|
#if EnableMagnify
|
|
UseMagnify = WantMagnify;
|
|
#endif
|
|
#if VarFullScreen
|
|
UseFullScreen = WantFullScreen;
|
|
#endif
|
|
|
|
(void) CreateMainWindow();
|
|
|
|
if (HaveCursorHidden) {
|
|
(void) MoveMouse(CurMouseH, CurMouseV);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
#endif
|
|
|
|
LOCALPROC ZapWinStateVars(void)
|
|
{
|
|
}
|
|
|
|
#if VarFullScreen
|
|
LOCALPROC ToggleWantFullScreen(void)
|
|
{
|
|
WantFullScreen = ! WantFullScreen;
|
|
}
|
|
#endif
|
|
|
|
/* --- SavedTasks --- */
|
|
|
|
LOCALPROC LeaveBackground(void)
|
|
{
|
|
ReconnectKeyCodes3();
|
|
DisableKeyRepeat();
|
|
}
|
|
|
|
LOCALPROC EnterBackground(void)
|
|
{
|
|
RestoreKeyRepeat();
|
|
DisconnectKeyCodes3();
|
|
|
|
ForceShowCursor();
|
|
}
|
|
|
|
LOCALPROC LeaveSpeedStopped(void)
|
|
{
|
|
#if SoundEnabled
|
|
Sound_Start();
|
|
#endif
|
|
|
|
StartUpTimeAdjust();
|
|
}
|
|
|
|
LOCALPROC EnterSpeedStopped(void)
|
|
{
|
|
#if SoundEnabled
|
|
Sound_Stop();
|
|
#endif
|
|
}
|
|
|
|
LOCALPROC CheckForSavedTasks(void)
|
|
{
|
|
if (EvtQNeedRecover) {
|
|
EvtQNeedRecover = false;
|
|
|
|
/* attempt cleanup, EvtQNeedRecover may get set again */
|
|
EvtQTryRecoverFromFull();
|
|
}
|
|
|
|
#if EnableFSMouseMotion
|
|
if (HaveMouseMotion) {
|
|
MouseConstrain();
|
|
}
|
|
#endif
|
|
|
|
if (RequestMacOff) {
|
|
RequestMacOff = false;
|
|
if (AnyDiskInserted()) {
|
|
MacMsgOverride(kStrQuitWarningTitle,
|
|
kStrQuitWarningMessage);
|
|
} else {
|
|
ForceMacOff = true;
|
|
}
|
|
}
|
|
|
|
if (ForceMacOff) {
|
|
return;
|
|
}
|
|
|
|
if (gTrueBackgroundFlag != gBackgroundFlag) {
|
|
gBackgroundFlag = gTrueBackgroundFlag;
|
|
if (gTrueBackgroundFlag) {
|
|
EnterBackground();
|
|
} else {
|
|
LeaveBackground();
|
|
}
|
|
}
|
|
|
|
if (CurSpeedStopped != (SpeedStopped ||
|
|
(gBackgroundFlag && ! RunInBackground
|
|
#if EnableAutoSlow && 0
|
|
&& (QuietSubTicks >= 4092)
|
|
#endif
|
|
)))
|
|
{
|
|
CurSpeedStopped = ! CurSpeedStopped;
|
|
if (CurSpeedStopped) {
|
|
EnterSpeedStopped();
|
|
} else {
|
|
LeaveSpeedStopped();
|
|
}
|
|
}
|
|
|
|
if ((nullpr != SavedBriefMsg) & ! MacMsgDisplayed) {
|
|
MacMsgDisplayOn();
|
|
}
|
|
|
|
#if EnableRecreateW
|
|
if (0
|
|
#if EnableMagnify
|
|
|| (UseMagnify != WantMagnify)
|
|
#endif
|
|
#if VarFullScreen
|
|
|| (UseFullScreen != WantFullScreen)
|
|
#endif
|
|
)
|
|
{
|
|
(void) ReCreateMainWindow();
|
|
}
|
|
#endif
|
|
|
|
#if MayFullScreen
|
|
if (GrabMachine != (
|
|
#if VarFullScreen
|
|
UseFullScreen &&
|
|
#endif
|
|
! (gTrueBackgroundFlag || CurSpeedStopped)))
|
|
{
|
|
GrabMachine = ! GrabMachine;
|
|
if (GrabMachine) {
|
|
GrabTheMachine();
|
|
} else {
|
|
UngrabMachine();
|
|
}
|
|
}
|
|
#endif
|
|
|
|
if (NeedWholeScreenDraw) {
|
|
NeedWholeScreenDraw = false;
|
|
ScreenChangedAll();
|
|
}
|
|
|
|
#if NeedRequestIthDisk
|
|
if (0 != RequestIthDisk) {
|
|
Sony_InsertIth(RequestIthDisk);
|
|
RequestIthDisk = 0;
|
|
}
|
|
#endif
|
|
|
|
if (HaveCursorHidden != (WantCursorHidden
|
|
&& ! (gTrueBackgroundFlag || CurSpeedStopped)))
|
|
{
|
|
HaveCursorHidden = ! HaveCursorHidden;
|
|
(void) SDL_ShowCursor(
|
|
HaveCursorHidden ? SDL_DISABLE : SDL_ENABLE);
|
|
}
|
|
}
|
|
|
|
/* --- command line parsing --- */
|
|
|
|
LOCALFUNC bool ScanCommandLine(void)
|
|
{
|
|
char *pa;
|
|
int i = 1;
|
|
|
|
label_retry:
|
|
if (i < argc) {
|
|
pa = argv[i++];
|
|
if ('-' == pa[0]) {
|
|
if ((0 == strcmp(pa, "--rom"))
|
|
|| (0 == strcmp(pa, "-r")))
|
|
{
|
|
if (i < argc) {
|
|
rom_path = argv[i++];
|
|
goto label_retry;
|
|
}
|
|
} else
|
|
{
|
|
MacMsg(kStrBadArgTitle, kStrBadArgMessage, false);
|
|
}
|
|
} else {
|
|
(void) Sony_Insert1(pa, false);
|
|
goto label_retry;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/* --- main program flow --- */
|
|
|
|
GLOBALOSGLUFUNC bool ExtraTimeNotOver(void)
|
|
{
|
|
UpdateTrueEmulatedTime();
|
|
return TrueEmulatedTime == OnTrueTime;
|
|
}
|
|
|
|
LOCALPROC WaitForTheNextEvent(void)
|
|
{
|
|
SDL_Event event;
|
|
|
|
if (SDL_WaitEvent(&event)) {
|
|
HandleTheEvent(&event);
|
|
}
|
|
}
|
|
|
|
LOCALPROC CheckForSystemEvents(void)
|
|
{
|
|
SDL_Event event;
|
|
int i = 10;
|
|
|
|
while ((--i >= 0) && SDL_PollEvent(&event)) {
|
|
HandleTheEvent(&event);
|
|
}
|
|
}
|
|
|
|
GLOBALOSGLUPROC WaitForNextTick(void)
|
|
{
|
|
label_retry:
|
|
CheckForSystemEvents();
|
|
CheckForSavedTasks();
|
|
|
|
if (ForceMacOff) {
|
|
return;
|
|
}
|
|
|
|
if (CurSpeedStopped) {
|
|
DoneWithDrawingForTick();
|
|
WaitForTheNextEvent();
|
|
goto label_retry;
|
|
}
|
|
|
|
if (ExtraTimeNotOver()) {
|
|
(void) SDL_Delay(NextIntTime - LastTime);
|
|
goto label_retry;
|
|
}
|
|
|
|
if (CheckDateTime()) {
|
|
#if SoundEnabled
|
|
Sound_SecondNotify();
|
|
#endif
|
|
}
|
|
|
|
if ((! gBackgroundFlag)
|
|
#if UseMotionEvents
|
|
&& (! CaughtMouse)
|
|
#endif
|
|
)
|
|
{
|
|
CheckMouseState();
|
|
}
|
|
|
|
OnTrueTime = TrueEmulatedTime;
|
|
|
|
#if dbglog_TimeStuff
|
|
dbglog_writelnNum("WaitForNextTick, OnTrueTime", OnTrueTime);
|
|
#endif
|
|
}
|
|
|
|
/* --- platform independent code can be thought of as going here --- */
|
|
|
|
#include "PROGMAIN.h"
|
|
|
|
LOCALPROC ZapOSGLUVars(void)
|
|
{
|
|
InitDrives();
|
|
ZapWinStateVars();
|
|
}
|
|
|
|
LOCALPROC ReserveAllocAll(void)
|
|
{
|
|
#if dbglog_HAVE
|
|
dbglog_ReserveAlloc();
|
|
#endif
|
|
ReserveAllocOneBlock(&ROM, kROM_Size, 5, false);
|
|
|
|
ReserveAllocOneBlock(&screencomparebuff,
|
|
vMacScreenNumBytes, 5, true);
|
|
#if UseControlKeys
|
|
ReserveAllocOneBlock(&CntrlDisplayBuff,
|
|
vMacScreenNumBytes, 5, false);
|
|
#endif
|
|
|
|
ReserveAllocOneBlock(&CLUT_final, CLUT_finalsz, 5, false);
|
|
#if SoundEnabled
|
|
ReserveAllocOneBlock((uint8_t * *)&TheSoundBuffer,
|
|
dbhBufferSize, 5, false);
|
|
#endif
|
|
|
|
EmulationReserveAlloc();
|
|
}
|
|
|
|
LOCALFUNC bool AllocMemory(void)
|
|
{
|
|
uimr n;
|
|
bool IsOk = false;
|
|
|
|
ReserveAllocOffset = 0;
|
|
ReserveAllocBigBlock = nullpr;
|
|
ReserveAllocAll();
|
|
n = ReserveAllocOffset;
|
|
ReserveAllocBigBlock = (uint8_t *)calloc(1, n);
|
|
if (NULL == ReserveAllocBigBlock) {
|
|
MacMsg(kStrOutOfMemTitle, kStrOutOfMemMessage, true);
|
|
} else {
|
|
ReserveAllocOffset = 0;
|
|
ReserveAllocAll();
|
|
if (n != ReserveAllocOffset) {
|
|
/* oops, program error */
|
|
} else {
|
|
IsOk = true;
|
|
}
|
|
}
|
|
|
|
return IsOk;
|
|
}
|
|
|
|
LOCALPROC UnallocMemory(void)
|
|
{
|
|
if (nullpr != ReserveAllocBigBlock) {
|
|
free((char *)ReserveAllocBigBlock);
|
|
}
|
|
}
|
|
|
|
LOCALFUNC bool InitOSGLU(void)
|
|
{
|
|
if (AllocMemory())
|
|
#if dbglog_HAVE
|
|
if (dbglog_open())
|
|
#endif
|
|
if (ScanCommandLine())
|
|
if (LoadMacRom())
|
|
if (LoadInitialImages())
|
|
if (InitLocationDat())
|
|
#if SoundEnabled
|
|
if (Sound_Init())
|
|
#endif
|
|
if (Screen_Init())
|
|
if (CreateMainWindow())
|
|
if (WaitForRom())
|
|
{
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
LOCALPROC UnInitOSGLU(void)
|
|
{
|
|
if (MacMsgDisplayed) {
|
|
MacMsgDisplayOff();
|
|
}
|
|
|
|
RestoreKeyRepeat();
|
|
#if MayFullScreen
|
|
UngrabMachine();
|
|
#endif
|
|
#if SoundEnabled
|
|
Sound_Stop();
|
|
#endif
|
|
#if SoundEnabled
|
|
Sound_UnInit();
|
|
#endif
|
|
#if IncludePbufs
|
|
UnInitPbufs();
|
|
#endif
|
|
UnInitDrives();
|
|
|
|
ForceShowCursor();
|
|
|
|
#if dbglog_HAVE
|
|
dbglog_close();
|
|
#endif
|
|
|
|
UnallocMemory();
|
|
|
|
CheckSavedMacMsg();
|
|
|
|
SDL_Quit();
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
argc = argc;
|
|
argv = argv;
|
|
|
|
ZapOSGLUVars();
|
|
if (InitOSGLU()) {
|
|
ProgramMain();
|
|
}
|
|
UnInitOSGLU();
|
|
|
|
return 0;
|
|
}
|