mirror of
https://github.com/OpenDriver2/REDRIVER2.git
synced 2024-11-23 19:02:35 +01:00
990 lines
17 KiB
C
990 lines
17 KiB
C
#include "DRIVER2.H"
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#ifndef PSX
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#include <stdint.h>
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#include <SDL.h>
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#endif // !PSX
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#include "LIBETC.H"
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#include "SYSTEM.H"
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#include "PLATFORM.H"
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#include "XAPLAY.H"
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#include "LOADVIEW.H"
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#include "MISSION.H"
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#include "GLAUNCH.H"
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#include "MAIN.H"
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#include "PAD.H"
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#include "DRAW.H"
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#include "PAUSE.H"
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#include "STRINGS.H"
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#include "PLATFORM.H"
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// Initialized in redriver2_main
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char* _overlay_buffer = NULL; // 0x1C0000
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char* _frontend_buffer = NULL; // 0xFB400
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char* _other_buffer = NULL; // 0xF3000
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char* _other_buffer2 = NULL; // 0xE7000
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OTTYPE* _OT1 = NULL; // 0xF3000
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OTTYPE* _OT2 = NULL; // 0xF7200
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char* _primTab1 = NULL; // 0xFB400
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char* _primTab2 = NULL; // 0x119400
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char* _replay_buffer = NULL; // 0x1FABBC
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char gDataFolder[32] = "DRIVER2\\";
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#ifdef USE_CRT_MALLOC
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char* mallocptr = NULL;
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const char* mallocptr_start = NULL;
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void* g_dynamicAllocs[1024] = { 0 };
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int g_numDynamicAllocs = 0;
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char* sys_malloc(int size, char* funcname, int line)
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{
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if (g_numDynamicAllocs & 0x10000)
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sys_tempfree();
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#ifdef _DEBUG
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printWarning("CRT malloc(%d) in %s, line %d\n", size, funcname, __LINE__);
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#endif // _DEBUG
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void* ptr = malloc(size);
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g_dynamicAllocs[g_numDynamicAllocs++] = ptr;
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return (char*)ptr;
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}
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void sys_freeall()
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{
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int numAlloc = g_numDynamicAllocs & 0xfff;
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for (int i = 0; i < numAlloc; i++)
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{
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free(g_dynamicAllocs[i]);
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g_dynamicAllocs[i] = NULL;
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}
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g_numDynamicAllocs = 0;
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}
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char* sys_tempalloc(int size)
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{
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if (g_numDynamicAllocs & 0x10000)
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{
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printError("sys_tempalloc: another alloc in use!\n");
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trap(1000);
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return NULL;
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}
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char* tmp_ptr = (char*)malloc(size);
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g_dynamicAllocs[g_numDynamicAllocs] = tmp_ptr;
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g_numDynamicAllocs |= 0x10000;
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return tmp_ptr;
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}
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void sys_tempfree()
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{
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g_numDynamicAllocs &= ~0x10000;
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free(g_dynamicAllocs[g_numDynamicAllocs]);
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g_dynamicAllocs[g_numDynamicAllocs] = NULL;
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}
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#else
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char g_allocatedMem[0x200000]; // 0x137400 (_ramsize). TODO: use real malloc size: 870332
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char* mallocptr = g_allocatedMem;
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const char* mallocptr_start = g_allocatedMem;
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#endif
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int leadAIRequired = 0;
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int leadAILoaded = 0;
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int pathAILoaded = 0;
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char* LevelNames[] = {
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"CHICAGO",
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"HAVANA",
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"VEGAS",
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"RIO",
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};
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char* LevelFiles[] = {
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"LEVELS\\CHICAGO.LEV",
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"LEVELS\\HAVANA.LEV",
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"LEVELS\\VEGAS.LEV",
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"LEVELS\\RIO.LEV",
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};
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char* LoadingScreenNames[] = {
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"GFX\\LOADCHIC.TIM",
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"GFX\\LOADHAVA.TIM",
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"GFX\\LOADVEGA.TIM",
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"GFX\\LOADRIO.TIM",
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};
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CdlFILE currentfileinfo;
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char currentfilename[128] = { 0 };
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DRAW_MODE draw_mode_pal =
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{ 0, 0, 0, 0, 512, 256, 0, 16 };
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DRAW_MODE draw_mode_ntsc =
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{ 0, 0, 0, 8, 512, 240, 0, 0 };
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DB MPBuff[2][2];
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DB* last;
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DB* current;
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static CITYTYPE lasttype = (CITYTYPE)-1;
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static int lastcity = -1;
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int citystart[8];
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XYPAIR citylumps[8][4];
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#ifndef PSX
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char g_CurrentLevelFileName[64];
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#endif // !PSX
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// TODO: to game vars
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// [D] [T]
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void ClearMem(char* mem, int size)
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{
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// 16 bit aligned clear
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#ifndef PSX
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memset(mem, 0, size);
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#else
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char* end;
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end = mem + size;
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while ((((uint)mem & 3) != 0 && (mem < end))) {
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*mem = 0;
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mem = (char*)((int)mem + 1);
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}
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while (mem <= end + -0x10) {
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*(uint*)mem = 0;
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((uint*)mem)[1] = 0;
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((uint*)mem)[2] = 0;
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((uint*)mem)[3] = 0;
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mem = (char*)((uint*)mem + 4);
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}
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while (mem <= end + -4) {
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*(uint*)mem = 0;
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mem = (char*)((uint*)mem + 1);
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}
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while (mem < end) {
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*mem = 0;
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mem = (char*)((int)mem + 1);
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}
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#endif // !PSX
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}
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// [D] [T]
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void setMem8(unsigned char* mem, unsigned char val, int size)
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{
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while (--size > 0)
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*mem++ = val;
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// TODO: check alignment/bounds?
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}
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// [D] [T]
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void setMem16(ushort* mem, ushort val, int size)
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{
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while (--size > 0)
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*mem++ = val;
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// TODO: check alignment/bounds?
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}
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// [T]
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void Init_FileSystem(void)
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{
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CdInit();
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VSync(3);
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// Driver 1 were looking up level files on CD...
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}
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int gNumCDRetries = 0;
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// [D] [T]
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void DoCDRetry(void)
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{
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if (gNumCDRetries++ > 9)
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{
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CdInit();
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VSync(3);
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gNumCDRetries = 0;
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}
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}
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// loads whole file into buffer
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// [D] [T]
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int Loadfile(char* name, char* addr)
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{
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char namebuffer[64];
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#ifndef PSX
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int fileSize;
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sprintf(namebuffer, "%s%s", gDataFolder, name);
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FixPathSlashes(namebuffer);
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FILE* fptr = fopen(namebuffer, "rb");
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if (!fptr)
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{
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char errPrint[1024];
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sprintf(errPrint, "Cannot open '%s'\n", namebuffer);
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SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "ERROR", errPrint, NULL);
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return 0;
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}
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fseek(fptr, 0, SEEK_END);
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fileSize = ftell(fptr);
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fseek(fptr, 0, SEEK_SET);
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int numRead = fread(addr, 1, fileSize, fptr);
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fclose(fptr);
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//SDL_Delay(200); // [A] PSX-like CD delay
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return numRead;
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#else // PSX
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int nread;
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unsigned char res[8];
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sprintf(namebuffer, "\\%s%s;1", gDataFolder, name);
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do {
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nread = CdReadFile(namebuffer, (u_long*)addr, 0);
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if (nread != 0)
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{
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if (CdReadSync(0, res) == 0)
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return nread;
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}
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if (CdDiskReady(0) != 2)
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DoCDRetry();
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} while (true);
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return 0;
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#endif // PSX
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}
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// loads file partially into buffer
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// [D] [T]
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int LoadfileSeg(char* name, char* addr, int offset, int loadsize)
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{
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char namebuffer[64];
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#ifndef PSX
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int fileSize;
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sprintf(namebuffer, "%s%s", gDataFolder, name);
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FixPathSlashes(namebuffer);
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FILE* fptr = fopen(namebuffer, "rb");
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if (!fptr)
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{
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char errPrint[1024];
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sprintf(errPrint, "Cannot open '%s'\n", namebuffer);
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SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "ERROR", errPrint, NULL);
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return 0;
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}
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fseek(fptr, 0, SEEK_END);
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fileSize = ftell(fptr);
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if (loadsize > fileSize)
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loadsize = fileSize;
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fseek(fptr, offset, SEEK_SET);
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int numRead = fread(addr, 1, loadsize, fptr);
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fclose(fptr);
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//SDL_Delay(200); // [A] PSX-like CD delay
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return numRead;
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#else // PSX
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char* pcVar2;
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int first;
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int i;
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int sector;
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int toload;
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int nsectors;
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char namebuffer[64];
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u_char result[8];
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char sectorbuffer[2048];
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CdlLOC pos;
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sprintf(namebuffer, "\\%s%s;1", gDataFolder, name);
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if (strcmp(currentfilename, namebuffer) != 0)
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{
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strcpy(currentfilename, namebuffer);
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while (CdSearchFile(¤tfileinfo, namebuffer) == NULL)
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{
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DoCDRetry();
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}
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}
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sector = offset / 2048 + CdPosToInt((CdlLOC*)¤tfileinfo);
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nsectors = offset & 0x7ff;
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toload = loadsize;
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if (nsectors != 0)
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{
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CdIntToPos(sector, &pos);
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do
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{
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if (CdDiskReady(0) != 2)
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DoCDRetry();
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} while (CdControlB(CdlSetloc, (u_char*)&pos, 0) == 0 ||
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CdRead(1, (u_long*)sectorbuffer, CdlModeSpeed) == 0 ||
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CdReadSync(0, result) != 0);
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if (loadsize <= 2048 - nsectors)
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{
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while (nsectors < nsectors + loadsize)
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{
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*addr++ = sectorbuffer[nsectors++];
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}
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return loadsize;
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}
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toload = loadsize - (2048 - nsectors);
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sector++;
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while (nsectors < 2048)
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{
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*addr++ = sectorbuffer[nsectors++];
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}
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}
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first = toload / 2048;
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if (first != 0)
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{
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CdIntToPos(sector, &pos);
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sector = sector + first;
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do
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{
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if (CdDiskReady(0) != 2)
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DoCDRetry();
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} while (CdControlB(CdlSetloc, (u_char*)&pos, 0) == 0 ||
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CdRead(first, (u_long*)addr, CdlModeSpeed) == 0 ||
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CdReadSync(0, result) != 0);
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addr += first * 2048;
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toload -= first * 2048;
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}
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if (toload > 0)
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{
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CdIntToPos(sector, &pos);
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do
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{
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if (CdDiskReady(0) != 2)
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DoCDRetry();
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} while (CdControlB(2, (u_char*)&pos, 0) == 0 ||
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CdRead(1, (u_long*)sectorbuffer, 0x80) == 0 ||
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CdReadSync(0, result) != 0);
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i = 0;
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while (i < toload)
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{
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*addr++ = sectorbuffer[i++];
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}
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}
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return loadsize;
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#endif // PSX
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}
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// [D] [T]
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void ReportMode(int on)
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{
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static unsigned char param[8];
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if (XAPrepared() == 0)
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{
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if (on != 0)
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param[0] = CdlModeSpeed | CdlModeRept;
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else
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param[0] = CdlModeSpeed;
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CdControlB(CdlSetmode, param, 0);
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}
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}
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static unsigned char endread = 0;
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static unsigned char load_complete = 0;
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// [D] [T]
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void data_ready(void)
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{
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if (endread != 0)
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{
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CdDataCallback(0);
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load_complete = 1;
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}
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}
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static int current_sector = 0; // offset 0xAB27C
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static char* current_address = NULL; // offset 0xAB288
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static int sectors_left = 0; // offset 0xAB280
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static int sectors_read = 0; // offset 0xAB284
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static int sectors_this_chunk = 0; // offset 0xAB174
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static int sectors_to_read = 0; // offset 0xAB170
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// [D] [T]
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void sector_ready(unsigned char intr, unsigned char* result)
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{
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CdlLOC p;
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if (intr == 1)
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{
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CdGetSector(current_address, 512); // and then it's multiplied by 4
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current_address = current_address + 2048;
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current_sector = current_sector + 1;
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sectors_left = sectors_left + -1;
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if (sectors_left == 0)
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{
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endread = 1;
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CdReadyCallback(0);
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CdControlF(CdlPause, 0);
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}
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}
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else
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{
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if ((*result & CdlStatShellOpen) != 0)
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{
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CdReadyCallback(0);
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do {
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} while (CdDiskReady(1) != 2);
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CdReadyCallback(sector_ready);
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}
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CdIntToPos(current_sector, &p);
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CdControlF(CdlReadS, (unsigned char*)&p);
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}
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}
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#ifdef PSX
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// [D] [T]
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void loadsectors(char* addr, int sector, int nsectors)
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{
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CdlLOC pos;
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load_complete = 0;
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endread = 0;
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current_sector = sector;
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sectors_left = nsectors;
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current_address = addr;
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CdIntToPos(sector, &pos);
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CdControlF(CdlReadS, (unsigned char*)&pos);
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CdDataCallback(data_ready);
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CdReadyCallback(sector_ready);
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do {
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} while (load_complete == 0);
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ShowLoading();
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}
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#else
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// It has to be this way
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void loadsectorsPC(char* filename, char* addr, int sector, int nsectors)
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{
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char namebuffer[64];
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strcpy(namebuffer, filename);
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FixPathSlashes(namebuffer);
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FILE* fp = fopen(namebuffer, "rb");
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if (!fp)
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{
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char errPrint[512];
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sprintf(errPrint, "loadsectorsPC: failed to open '%s'\n", namebuffer);
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SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "ERROR", errPrint, NULL);
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return;
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}
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fseek(fp, sector * CDSECTOR_SIZE, SEEK_SET);
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fread(addr, CDSECTOR_SIZE, nsectors, fp);
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fclose(fp);
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ShowLoading();
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}
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#endif // PSX
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// [D] [T]
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void EnableDisplay(void)
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{
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int i;
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for (i = 0; i < NumPlayers; i++) // [A]
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{
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ClearOTagR((u_long*)MPBuff[i][0].ot, OTSIZE);
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ClearOTagR((u_long*)MPBuff[i][1].ot, OTSIZE);
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}
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}
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// [D] [T]
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void DisableDisplay(void)
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{
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SetDispMask(0);
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}
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int DoNotSwap = 0;
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DB* MPlast[2];
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DB* MPcurrent[2];
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// [A]
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void ClearCurrentDrawBuffers()
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{
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ClearOTagR((u_long*)current->ot, OTSIZE);
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current->primptr = current->primtab;
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}
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// [D] [T]
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void SwapDrawBuffers(void)
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{
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DrawSync(0);
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if (DoNotSwap == 0)
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{
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PutDispEnv(¤t->disp);
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}
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DoNotSwap = 0;
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PutDrawEnv(¤t->draw);
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DrawOTag((u_long*)(current->ot + 0x107f));
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if ((FrameCnt & 1U) == 0)
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{
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current = &MPBuff[0][1];
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last = &MPBuff[0][0];
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}
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else
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{
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current = &MPBuff[0][0];
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last = &MPBuff[0][1];
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}
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ClearCurrentDrawBuffers();
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}
|
|
|
|
// [D] [T]
|
|
void SwapDrawBuffers2(int player)
|
|
{
|
|
int toggle;
|
|
|
|
DrawSync(0);
|
|
|
|
if (player == 0)
|
|
{
|
|
PutDispEnv(¤t->disp);
|
|
}
|
|
|
|
PutDrawEnv(¤t->draw);
|
|
DrawOTag((u_long*)(current->ot + 0x107f));
|
|
|
|
if (player == 1)
|
|
{
|
|
toggle = FrameCnt & 1;
|
|
|
|
// [A] i guess it should work as intended
|
|
MPcurrent[0] = &MPBuff[0][-toggle + 1];
|
|
MPlast[0] = &MPBuff[0][toggle];
|
|
|
|
MPcurrent[1] = &MPBuff[1][-toggle + 1];
|
|
MPlast[1] = &MPBuff[1][toggle];
|
|
}
|
|
|
|
current = MPcurrent[1 - player];
|
|
last = MPlast[1 - player];
|
|
|
|
ClearOTagR((u_long*)current->ot, OTSIZE);
|
|
current->primptr = current->primtab;
|
|
}
|
|
|
|
short paddp;
|
|
short padd;
|
|
|
|
// [D] [T]
|
|
void UpdatePadData(void)
|
|
{
|
|
ReadControllers();
|
|
|
|
paddp = Pads[0].mapnew;
|
|
padd = Pads[0].mapped;
|
|
|
|
#ifndef PSX
|
|
extern void SwitchMappings(int menu);
|
|
SwitchMappings(pauseflag || CurrentGameMode == GAMEMODE_DIRECTOR);
|
|
#endif
|
|
}
|
|
|
|
// [D] [T]
|
|
void SetupDrawBuffers(void)
|
|
{
|
|
int i;
|
|
RECT16 rect;
|
|
|
|
SetDefDispEnv(&MPBuff[0][0].disp, 0, 256, 320, 256);
|
|
SetDefDispEnv(&MPBuff[0][1].disp, 0, 0, 320, 256);
|
|
|
|
MPBuff[0][0].disp.screen.h = 256;
|
|
MPBuff[0][1].disp.screen.h = 256;
|
|
MPBuff[0][0].disp.screen.x = draw_mode.framex;
|
|
MPBuff[0][1].disp.screen.x = draw_mode.framex;
|
|
MPBuff[0][0].disp.screen.y = draw_mode.framey;
|
|
MPBuff[0][1].disp.screen.y = draw_mode.framey;
|
|
|
|
if (NoPlayerControl == 0)
|
|
SetupDrawBufferData(NumPlayers);
|
|
else
|
|
SetupDrawBufferData(1);
|
|
|
|
for (i = 0; i < 2; i++)
|
|
{
|
|
MPlast[i] = &MPBuff[i][1];
|
|
MPcurrent[i] = &MPBuff[i][0];
|
|
}
|
|
|
|
rect.w = 320;
|
|
rect.h = 512;
|
|
rect.x = 0;
|
|
rect.y = 0;
|
|
|
|
current = MPcurrent[0];
|
|
last = MPlast[0];
|
|
|
|
ClearImage(&rect, 0, 0, 0);
|
|
DrawSync(0);
|
|
}
|
|
|
|
// [D] [T]
|
|
void SetupDrawBufferData(int num_players)
|
|
{
|
|
int i;
|
|
int j;
|
|
int x[2];
|
|
int y[2];
|
|
int height;
|
|
int toggle;
|
|
|
|
if (num_players == 1)
|
|
{
|
|
height = 256;
|
|
x[0] = 0;
|
|
y[0] = 0;
|
|
x[1] = 0;
|
|
y[1] = 0;
|
|
}
|
|
else if (num_players == 2)
|
|
{
|
|
x[0] = 0;
|
|
y[0] = 0;
|
|
x[1] = 0;
|
|
y[1] = 128;
|
|
height = 127;
|
|
}
|
|
else
|
|
{
|
|
do {
|
|
trap(0x400);
|
|
} while (FrameCnt != 0x78654321);
|
|
}
|
|
|
|
SetGeomOffset(160, height / 2);
|
|
|
|
toggle = 0;
|
|
|
|
for (i = 0; i < 2; i++)
|
|
{
|
|
for (j = 0; j < num_players; j++)
|
|
{
|
|
u_long* otpt;
|
|
u_char* primpt;
|
|
u_char* PRIMpt;
|
|
|
|
if (toggle)
|
|
{
|
|
otpt = (u_long*)_OT2;
|
|
primpt = PRIMpt = (u_char*)_primTab2;
|
|
}
|
|
else
|
|
{
|
|
otpt = (u_long*)_OT1;
|
|
primpt = PRIMpt = (u_char*)_primTab1;
|
|
}
|
|
|
|
toggle ^= 1;
|
|
InitaliseDrawEnv(MPBuff[j], x[j], y[j], 320, height);
|
|
MPBuff[j][i].primtab = (char*)primpt;
|
|
MPBuff[j][i].primptr = (char*)PRIMpt;
|
|
MPBuff[j][i].ot = (OTTYPE*)otpt;
|
|
}
|
|
};
|
|
|
|
aspect.m[0][0] = 4096;
|
|
aspect.m[0][1] = 0;
|
|
aspect.m[0][2] = 0;
|
|
|
|
aspect.m[1][0] = 0;
|
|
aspect.m[1][1] = 4710;
|
|
aspect.m[1][2] = 0;
|
|
|
|
aspect.m[2][0] = 0;
|
|
aspect.m[2][1] = 0;
|
|
aspect.m[2][2] = 4096;
|
|
}
|
|
|
|
// [D] [T]
|
|
void InitaliseDrawEnv(DB* pBuff, int x, int y, int w, int h)
|
|
{
|
|
RECT16 clipRect;
|
|
|
|
SetDefDrawEnv(&pBuff[0].draw, x, y + 256, w, h);
|
|
SetDefDrawEnv(&pBuff[1].draw, x, y, w, h);
|
|
|
|
pBuff[0].id = 0;
|
|
pBuff[0].draw.dfe = 1;
|
|
|
|
pBuff[1].id = 1;
|
|
pBuff[1].draw.dfe = 1;
|
|
}
|
|
|
|
// [D] [T]
|
|
void ResetCityType(void)
|
|
{
|
|
lasttype = (CITYTYPE)-1;
|
|
lastcity = -1;
|
|
}
|
|
|
|
// [A]
|
|
CITYTYPE GetCityType()
|
|
{
|
|
return lasttype;
|
|
}
|
|
|
|
// [D] [T]
|
|
void SetCityType(CITYTYPE type)
|
|
{
|
|
char* format;
|
|
char filename[64];
|
|
unsigned char result[8];
|
|
|
|
if (type == lasttype && GameLevel == lastcity)
|
|
return;
|
|
|
|
lastcity = GameLevel;
|
|
lasttype = type;
|
|
|
|
#ifndef PSX
|
|
// PC code
|
|
|
|
switch (type)
|
|
{
|
|
case CITYTYPE_NIGHT:
|
|
format = "%sN%s";
|
|
break;
|
|
case CITYTYPE_MULTI_DAY:
|
|
format = "%sM%s";
|
|
break;
|
|
case CITYTYPE_MULTI_NIGHT:
|
|
format = "%sMN%s";
|
|
break;
|
|
default:
|
|
format = "%s%s";
|
|
break;
|
|
}
|
|
|
|
sprintf(filename, format, gDataFolder, LevelFiles[GameLevel]);
|
|
FixPathSlashes(filename);
|
|
|
|
FILE* levFp = fopen(filename, "rb");
|
|
|
|
if (!levFp)
|
|
{
|
|
char errPrint[1024];
|
|
sprintf(errPrint, "SetCityType: cannot open level '%s'\n", filename);
|
|
|
|
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "ERROR", errPrint, NULL);
|
|
return;
|
|
}
|
|
|
|
// store level name as it's required by loadsectorsPC
|
|
strcpy(g_CurrentLevelFileName, filename);
|
|
|
|
citystart[GameLevel] = 0;
|
|
|
|
// skip LUMP type (37) and size, it's already hardcoded
|
|
fseek(levFp, 8, SEEK_CUR);
|
|
|
|
fread(citylumps[GameLevel], 1, sizeof(citylumps[GameLevel]), levFp);
|
|
|
|
fclose(levFp);
|
|
#else
|
|
CdlFILE cdfile;
|
|
XYPAIR* info;
|
|
int i;
|
|
int sector;
|
|
int* data;
|
|
|
|
switch (type)
|
|
{
|
|
case CITYTYPE_NIGHT:
|
|
format = "\\%sN%s;1";
|
|
break;
|
|
case CITYTYPE_MULTI_DAY:
|
|
format = "\\%sM%s;1";
|
|
break;
|
|
case CITYTYPE_MULTI_NIGHT:
|
|
format = "\\%sMN%s;1";
|
|
break;
|
|
default:
|
|
format = "\\%s%s;1";
|
|
break;
|
|
}
|
|
|
|
sprintf(filename, format, gDataFolder, LevelFiles[GameLevel]);
|
|
|
|
while (CdSearchFile(&cdfile, filename) == NULL)
|
|
{
|
|
DoCDRetry();
|
|
}
|
|
|
|
sector = CdPosToInt((CdlLOC*)&cdfile);
|
|
citystart[GameLevel] = sector;
|
|
|
|
do {
|
|
do {
|
|
|
|
if (CdDiskReady(0) != 2)
|
|
DoCDRetry();
|
|
|
|
} while (CdControlB(2, (u_char*)&cdfile, 0) == 0 ||
|
|
CdRead(1, (u_long*)_OT1, 0x80) == 0);
|
|
|
|
} while (CdReadSync(0, result) != 0);
|
|
|
|
data = (int*)_OT1 + 2;
|
|
|
|
for (i = 0; i < 4; i++)
|
|
{
|
|
citylumps[GameLevel][i].x = data[0] + sector * 2048;
|
|
citylumps[GameLevel][i].y = data[1];
|
|
|
|
data += 2;
|
|
}
|
|
#endif // PSX
|
|
}
|
|
|
|
// [D] [T]
|
|
int FileExists(char* filename)
|
|
{
|
|
#ifdef PSX
|
|
int retries;
|
|
CdlFILE cdfile;
|
|
char namebuffer[128];
|
|
|
|
sprintf(namebuffer, "\\%s%s;1", gDataFolder, filename);
|
|
|
|
retries = 9;
|
|
do {
|
|
|
|
if (CdSearchFile(&cdfile, namebuffer) != NULL)
|
|
return 1;
|
|
|
|
retries--;
|
|
DoCDRetry();
|
|
} while (retries >= 0);
|
|
|
|
return 0;
|
|
#else
|
|
char namebuffer[128];
|
|
|
|
sprintf(namebuffer, "%s%s", gDataFolder, filename);
|
|
FixPathSlashes(namebuffer);
|
|
|
|
FILE* fp = fopen(namebuffer, "rb");
|
|
if (fp)
|
|
{
|
|
fclose(fp);
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
#endif // PSX
|
|
}
|
|
|
|
// [D] [T]
|
|
CDTYPE DiscSwapped(char* filename)
|
|
{
|
|
#ifndef PSX
|
|
return CDTYPE_CORRECTDISC;
|
|
#else
|
|
CDTYPE ret;
|
|
CdlFILE cdfile;
|
|
|
|
switch(CdDiskReady(1))
|
|
{
|
|
case CdlStatStandby:
|
|
{
|
|
switch(CdGetDiskType())
|
|
{
|
|
case CdlStatNoDisk:
|
|
ret = CDTYPE_NODISC;
|
|
break;
|
|
case CdlOtherFormat:
|
|
ret = CDTYPE_WRONGDISC;
|
|
break;
|
|
case CdlCdromFormat:
|
|
{
|
|
if (CdSearchFile(&cdfile, filename) != NULL)
|
|
ret = CDTYPE_CORRECTDISC;
|
|
else
|
|
ret = CDTYPE_DISCERROR;
|
|
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case CdlStatShellOpen:
|
|
ret = CDTYPE_SHELLOPEN;
|
|
break;
|
|
default:
|
|
ret = CDTYPE_DISCERROR;
|
|
}
|
|
|
|
return ret;
|
|
#endif
|
|
}
|