X-Git-Url: http://4ch.mooo.com/gitweb/?a=blobdiff_plain;f=src%2Flib%2F16_ca.c;h=61838010e59eee4de606050e7d5df7b6ef7f431a;hb=25753e20d43e1ebedfc22ec9e94e6c88b4324c7b;hp=bb65c4a25b98fc957b3b17aa2a9053ee5ca61f8b;hpb=17998320acbe20dc2bbca909922109fc65e82e9f;p=16.git diff --git a/src/lib/16_ca.c b/src/lib/16_ca.c old mode 100644 new mode 100755 index bb65c4a2..61838010 --- a/src/lib/16_ca.c +++ b/src/lib/16_ca.c @@ -29,12 +29,15 @@ loaded into the data segment ============================================================================= */ - + #include "src/lib/16_ca.h" -//#include "ID_STRS.H" +#pragma hdrstop -//#define THREEBYTEGRSTARTS +#pragma warn -pro +#pragma warn -use +//#define THREEBYTEGRSTARTS +//https://github.com/open-watcom/open-watcom-v2/issues/279#issuecomment-244587566 for _seg /* ============================================================================= @@ -43,10 +46,10 @@ loaded into the data segment ============================================================================= */ -typedef struct +/*typedef struct { - unsigned bit0,bit1; // 0-255 is a character, > is a pointer to a node -} huffnode; + word bit0,bit1; // 0-255 is a character, > is a pointer to a node +} huffnode;*/ /*typedef struct @@ -73,10 +76,7 @@ maptype _seg *mapheaderseg[NUMMAPS]; byte _seg *audiosegs[NUMSNDCHUNKS]; void _seg *grsegs[NUMCHUNKS]; -byte far grneeded[NUMCHUNKS]; -byte ca_levelbit,ca_levelnum; - -int profilehandle,debughandle;*/ +byte far grneeded[NUMCHUNKS];*/ void (*drawcachebox) (char *title, unsigned numcache); void (*updatecachebox) (void); @@ -173,17 +173,22 @@ long GRFILEPOS(int c) = ============================ */ -/*++++ -void CA_OpenDebug(void) +void CA_OpenDebug(global_game_variables_t *gvar) { - unlink("DEBUG.TXT"); - debughandle = open("DEBUG.TXT", O_CREAT | O_WRONLY | O_TEXT); +#ifdef __BORLANDC__ + unlink("debug.16b"); + gvar->handle.debughandle = open("debug.16b", O_CREAT | O_WRONLY | O_TEXT); +#endif +#ifdef __WATCOMC__ + unlink("debug.16w"); + gvar->handle.debughandle = open("debug.16w", O_CREAT | O_WRONLY | O_TEXT); +#endif } -void CA_CloseDebug(void) +void CA_CloseDebug(global_game_variables_t *gvar) { - close debughandle); -}*/ + close(gvar->handle.debughandle); +} @@ -216,14 +221,25 @@ void CAL_GetGrChunkLength (int chunk) ========================== */ -boolean CA_FarRead (int handle, byte far *dest, dword length) -{ - boolean flag; - if (length>0xffffl) - printf("CA_FarRead doesn't support 64K reads yet!\n"); - - __asm +boolean CA_FarRead(int handle, byte huge *dest, dword length, global_game_variables_t *gvar) +{ + boolean flag=0; + //dword fat=0; + //word segm=0; + if(gvar->pm.emm.EMSVer<0x40) + if(length>0xfffflu) { + printf("File is a fat bakapee\n"); + //segm=(length%0xfffflu)-1; + //fat=segm*0xfffflu; + //length-=fat; + printf("CA_FarRead doesn't support 64K reads yet!\n"); + return 0;//TODO: EXPAND!!! + } + + //if(!fat&&!segm) + //{ + __asm { push ds mov bx,[handle] mov cx,[WORD PTR length] @@ -232,20 +248,37 @@ boolean CA_FarRead (int handle, byte far *dest, dword length) mov ah,0x3f // READ w/handle int 21h pop ds - jnc good - mov errno,ax - mov flag,0 - jmp End + jnc good + mov errno,ax + mov flag,0 + jmp End +#ifdef __BORLANDC__ + } +#endif good: +#ifdef __BORLANDC__ + __asm { +#endif cmp ax,[WORD PTR length] je done // errno = EINVFMT; // user manager knows this is bad read - mov flag,0 - jmp End -done: - mov flag,1 -End: + mov flag,0 + jmp End +#ifdef __BORLANDC__ + } +#endif +done: +#ifdef __BORLANDC__ + __asm { +#endif + mov flag,1 +#ifdef __BORLANDC__ + } +#endif +End: +#ifdef __WATCOMC__ } +#endif return flag; } @@ -260,14 +293,25 @@ End: ========================== */ -boolean CA_FarWrite (int handle, byte far *source, dword length) -{ - boolean flag; - if (length>0xffffl) - printf("CA_FarWrite doesn't support 64K reads yet!\n"); - - __asm +boolean CA_FarWrite(int handle, byte huge *source, dword length, global_game_variables_t *gvar) +{ + boolean flag=0; + //dword fat=0; + //word segm=0; + if(gvar->pm.emm.EMSVer<0x40) + if(length>0xfffflu) { + printf("File is a fat bakapee\n"); + //segm=(length%0xfffflu)-1; + //fat=segm*0xfffflu; + //length-=fat; + printf("CA_FarRead doesn't support 64K reads yet!\n"); + return 0; + } + + //if(!fat&&!segm) + //{ + __asm { push ds mov bx,[handle] mov cx,[WORD PTR length] @@ -276,20 +320,37 @@ boolean CA_FarWrite (int handle, byte far *source, dword length) mov ah,0x40 // WRITE w/handle int 21h pop ds - jnc good + jnc good mov errno,ax - mov flag,0 + mov flag,0 jmp End +#ifdef __BORLANDC__ + } +#endif good: +#ifdef __BORLANDC__ + __asm { +#endif cmp ax,[WORD PTR length] je done - //errno = ENOMEM; // user manager knows this is bad write - mov flag,0 +// errno = ENOMEM; // user manager knows this is bad write + mov flag,0 jmp End -done: - mov flag,1 +#ifdef __BORLANDC__ + } +#endif +done: +#ifdef __BORLANDC__ + __asm { +#endif + mov flag,1 +#ifdef __BORLANDC__ + } +#endif End: - } +#ifdef __WATCOMC__ + } +#endif return flag; } @@ -304,16 +365,49 @@ End: ========================== */ -boolean CA_ReadFile(char *filename, memptr *ptr) +boolean CA_ReadFile(char *filename, memptr *ptr, global_game_variables_t *gvar) { int handle; - dword size; + sdword size; + //long size; if((handle = open(filename,O_RDONLY | O_BINARY, S_IREAD)) == -1) return false; size = filelength(handle); - if(!CA_FarRead(handle,*ptr,size)) + if(!CA_FarRead(handle,*ptr,size, gvar)) + { + close (handle); + return false; + } + close (handle); + return true; +} + + +/* +========================== += += CA_WriteFile += += Writes a file from a memory buffer += +========================== +*/ + +boolean CA_WriteFile (char *filename, void far *ptr, long length, global_game_variables_t *gvar) +{ + int handle; + //sdword size; + //long size; + + handle = open(filename,O_CREAT | O_BINARY | O_WRONLY, + S_IREAD | S_IWRITE | S_IFREG); + + if (handle == -1) + return false; + + if (!CA_FarWrite (handle,ptr,length, gvar)) { close(handle); return false; @@ -334,19 +428,20 @@ boolean CA_ReadFile(char *filename, memptr *ptr) ========================== */ -boolean CA_LoadFile(char *filename, memptr *ptr) +boolean CA_LoadFile(char *filename, memptr *ptr, global_game_variables_t *gvar) { int handle; - long size; + sdword size; + //long size; if((handle = open(filename,O_RDONLY | O_BINARY, S_IREAD)) == -1) return false; - size = filelength (handle); - MM_GetPtr (ptr,size); - if(!CA_FarRead (handle,*ptr,size)) + size = filelength(handle); + MM_GetPtr(ptr,size, gvar); + if(!CA_FarRead(handle,*ptr,size, gvar)) { - close (handle); + close(handle); return false; } close(handle); @@ -403,15 +498,15 @@ void CAL_OptimizeNodes(huffnode *table) ====================== */ -/*++++void CAL_HuffExpand (byte huge *source, byte huge *dest, +void CAL_HuffExpand (byte huge *source, byte huge *dest, long length,huffnode *hufftable) { // unsigned bit,byte,node,code; unsigned sourceseg,sourceoff,destseg,destoff,endoff; - huffnode *headptr; + huffnode *headptr; // huffnode *nodeon; - headptr = hufftable+254; // head node is allways node 254 + headptr = hufftable+254; // head node is allways node 254 source++; // normalize source--; @@ -436,10 +531,9 @@ void CAL_OptimizeNodes(huffnode *table) //-------------------------- // expand less than 64k of data //-------------------------- - - __asm - { - mov bx,[headptr] + + __asm { + mov bx,[word ptr headptr] mov si,[sourceoff] mov di,[destoff] @@ -450,38 +544,63 @@ void CAL_OptimizeNodes(huffnode *table) mov ch,[si] // load first byte inc si mov cl,1 - +#ifdef __BORLANDC__ + } +#endif expandshort: +#ifdef __BORLANDC__ + __asm { +#endif test ch,cl // bit set? jnz bit1short mov dx,[ss:bx] // take bit0 path from node shl cl,1 // advance to next bit position jc newbyteshort jnc sourceupshort - +#ifdef __BORLANDC__ + } +#endif bit1short: -asm mov dx,[ss:bx+2] // take bit1 path -asm shl cl,1 // advance to next bit position -asm jnc sourceupshort - +#ifdef __BORLANDC__ + __asm { +#endif + mov dx,[ss:bx+2] // take bit1 path + shl cl,1 // advance to next bit position + jnc sourceupshort +#ifdef __BORLANDC__ + } +#endif newbyteshort: -asm mov ch,[si] // load next byte -asm inc si -asm mov cl,1 // back to first bit - +#ifdef __BORLANDC__ + __asm { +#endif + mov ch,[si] // load next byte + inc si + mov cl,1 // back to first bit +#ifdef __BORLANDC__ + } +#endif sourceupshort: -asm or dh,dh // if dx<256 its a byte, else move node -asm jz storebyteshort -asm mov bx,dx // next node = (huffnode *)code -asm jmp expandshort - +#ifdef __BORLANDC__ + __asm { +#endif + or dh,dh // if dx<256 its a byte, else move node + jz storebyteshort + mov bx,dx // next node = (huffnode *)code + jmp expandshort +#ifdef __BORLANDC__ + } +#endif storebyteshort: -asm mov [es:di],dl -asm inc di // write a decopmpressed byte out -asm mov bx,[headptr] // back to the head node for next bit +#ifdef __BORLANDC__ + __asm { +#endif + mov [es:di],dl + inc di // write a decopmpressed byte out + mov bx,[word ptr headptr] // back to the head node for next bit -asm cmp di,ax // done? -asm jne expandshort + cmp di,ax // done? + jne expandshort } } else @@ -492,73 +611,108 @@ asm jne expandshort //-------------------------- length--; - - __asm - { -asm mov bx,[headptr] -asm mov cl,1 -asm mov si,[sourceoff] -asm mov di,[destoff] -asm mov es,[destseg] -asm mov ds,[sourceseg] + __asm { + mov bx,[word ptr headptr] + mov cl,1 -asm lodsb // load first byte + mov si,[sourceoff] + mov di,[destoff] + mov es,[destseg] + mov ds,[sourceseg] + lodsb // load first byte +#ifdef __BORLANDC__ + } +#endif expand: -asm test al,cl // bit set? -asm jnz bit1 -asm mov dx,[ss:bx] // take bit0 path from node -asm jmp gotcode +#ifdef __BORLANDC__ + __asm { +#endif + test al,cl // bit set? + jnz bit1 + mov dx,[ss:bx] // take bit0 path from node + jmp gotcode +#ifdef __BORLANDC__ + } +#endif bit1: -asm mov dx,[ss:bx+2] // take bit1 path - +#ifdef __BORLANDC__ + __asm { +#endif + mov dx,[ss:bx+2] // take bit1 path +#ifdef __BORLANDC__ + } +#endif gotcode: -asm shl cl,1 // advance to next bit position -asm jnc sourceup -asm lodsb -asm cmp si,0x10 // normalize ds:si -asm jb sinorm -asm mov cx,ds -asm inc cx -asm mov ds,cx -asm xor si,si +#ifdef __BORLANDC__ + __asm { +#endif + shl cl,1 // advance to next bit position + jnc sourceup + lodsb + cmp si,0x10 // normalize ds:si + jb sinorm + mov cx,ds + inc cx + mov ds,cx + xor si,si +#ifdef __BORLANDC__ + } +#endif sinorm: -asm mov cl,1 // back to first bit - +#ifdef __BORLANDC__ + __asm { +#endif + mov cl,1 // back to first bit +#ifdef __BORLANDC__ + } +#endif sourceup: -asm or dh,dh // if dx<256 its a byte, else move node -asm jz storebyte -asm mov bx,dx // next node = (huffnode *)code -asm jmp expand - +#ifdef __BORLANDC__ + __asm { +#endif + or dh,dh // if dx<256 its a byte, else move node + jz storebyte + mov bx,dx // next node = (huffnode *)code + jmp expand +#ifdef __BORLANDC__ + } +#endif storebyte: -asm mov [es:di],dl -asm inc di // write a decopmpressed byte out -asm mov bx,[headptr] // back to the head node for next bit - -asm cmp di,0x10 // normalize es:di -asm jb dinorm -asm mov dx,es -asm inc dx -asm mov es,dx -asm xor di,di +#ifdef __BORLANDC__ + __asm { +#endif + mov [es:di],dl + inc di // write a decopmpressed byte out + mov bx,[word ptr headptr] // back to the head node for next bit + + cmp di,0x10 // normalize es:di + jb dinorm + mov dx,es + inc dx + mov es,dx + xor di,di +#ifdef __BORLANDC__ + } +#endif dinorm: - -asm sub [WORD PTR ss:length],1 -asm jnc expand -asm dec [WORD PTR ss:length+2] -asm jns expand // when length = ffff ffff, done +#ifdef __BORLANDC__ + __asm { +#endif + sub [WORD PTR ss:length],1 + jnc expand + dec [WORD PTR ss:length+2] + jns expand // when length = ffff ffff, done } } - - __asm - { + + __asm { mov ax,ss - mov ds,ax + mov ds,ax } -}*/ +} /* @@ -570,7 +724,7 @@ asm jns expand // when length = ffff ffff, done = ====================== */ -/*++++ + #define NEARTAG 0xa7 #define FARTAG 0xa8 @@ -593,13 +747,13 @@ void CAL_CarmackExpand (unsigned far *source, unsigned far *dest, unsigned lengt count = ch&0xff; if (!count) { // have to insert a word containing the tag byte - ch |= *((unsigned char far *)inptr)++; + ch |= *(/*(unsigned char far *)*/inptr)++; *outptr++ = ch; length--; } else { - offset = *((unsigned char far *)inptr)++; + offset = *(/*(unsigned char far *)*/inptr)++; copyptr = outptr - offset; length -= count; while (count--) @@ -611,7 +765,7 @@ void CAL_CarmackExpand (unsigned far *source, unsigned far *dest, unsigned lengt count = ch&0xff; if (!count) { // have to insert a word containing the tag byte - ch |= *((unsigned char far *)inptr)++; + ch |= *(/*(unsigned char far *)*/inptr)++; *outptr++ = ch; length --; } @@ -631,7 +785,6 @@ void CAL_CarmackExpand (unsigned far *source, unsigned far *dest, unsigned lengt } } } -*/ /* @@ -641,7 +794,7 @@ void CAL_CarmackExpand (unsigned far *source, unsigned far *dest, unsigned lengt = ====================== */ -/*++++ + long CA_RLEWCompress (unsigned huge *source, long length, unsigned huge *dest, unsigned rlewtag) { @@ -688,7 +841,7 @@ long CA_RLEWCompress (unsigned huge *source, long length, unsigned huge *dest, complength = 2*(dest-start); return complength; } -*/ + /* ====================== @@ -698,7 +851,7 @@ long CA_RLEWCompress (unsigned huge *source, long length, unsigned huge *dest, = ====================== */ -/*++++ + void CA_RLEWexpand (unsigned huge *source, unsigned huge *dest,long length, unsigned rlewtag) { @@ -749,64 +902,88 @@ void CA_RLEWexpand (unsigned huge *source, unsigned huge *dest,long length, // // NOTE: A repeat count that produces 0xfff0 bytes can blow this! // - -asm mov bx,rlewtag -asm mov si,sourceoff -asm mov di,destoff -asm mov es,destseg -asm mov ds,sourceseg - + __asm { + mov bx,rlewtag + mov si,sourceoff + mov di,destoff + mov es,destseg + mov ds,sourceseg +#ifdef __BORLANDC__ + } +#endif expand: -asm lodsw -asm cmp ax,bx -asm je repeat -asm stosw -asm jmp next - +#ifdef __BORLANDC__ + __asm { +#endif + lodsw + cmp ax,bx + je repeat + stosw + jmp next +#ifdef __BORLANDC__ + } +#endif repeat: -asm lodsw -asm mov cx,ax // repeat count -asm lodsw // repeat value -asm rep stosw - +#ifdef __BORLANDC__ + __asm { +#endif + lodsw + mov cx,ax // repeat count + lodsw // repeat value + rep stosw +#ifdef __BORLANDC__ + } +#endif next: - -asm cmp si,0x10 // normalize ds:si -asm jb sinorm -asm mov ax,si -asm shr ax,1 -asm shr ax,1 -asm shr ax,1 -asm shr ax,1 -asm mov dx,ds -asm add dx,ax -asm mov ds,dx -asm and si,0xf +#ifdef __BORLANDC__ + __asm { +#endif + cmp si,0x10 // normalize ds:si + jb sinorm + mov ax,si + shr ax,1 + shr ax,1 + shr ax,1 + shr ax,1 + mov dx,ds + add dx,ax + mov ds,dx + and si,0xf +#ifdef __BORLANDC__ + } +#endif sinorm: -asm cmp di,0x10 // normalize es:di -asm jb dinorm -asm mov ax,di -asm shr ax,1 -asm shr ax,1 -asm shr ax,1 -asm shr ax,1 -asm mov dx,es -asm add dx,ax -asm mov es,dx -asm and di,0xf +#ifdef __BORLANDC__ + __asm { +#endif + cmp di,0x10 // normalize es:di + jb dinorm + mov ax,di + shr ax,1 + shr ax,1 + shr ax,1 + shr ax,1 + mov dx,es + add dx,ax + mov es,dx + and di,0xf +#ifdef __BORLANDC__ + } +#endif dinorm: +#ifdef __BORLANDC__ + __asm { +#endif + cmp di,ss:endoff + jne expand + mov ax,es + cmp ax,ss:endseg + jb expand -asm cmp di,ss:endoff -asm jne expand -asm mov ax,es -asm cmp ax,ss:endseg -asm jb expand - -asm mov ax,ss -asm mov ds,ax - + mov ax,ss + mov ds,ax + } } -*/ /* @@ -824,7 +1001,7 @@ asm mov ds,ax = ====================== */ - +////++++ enable! /*void CAL_SetupGrFile (void) { int handle; @@ -851,7 +1028,7 @@ asm mov ds,ax if ((handle = open(GREXT"DICT."EXT, O_RDONLY | O_BINARY, S_IREAD)) == -1) - Quit ("Can't open "GREXT"DICT."EXT"!"); + Quit (gvar, "Can't open "GREXT"DICT."EXT"!"); read(handle, &grhuffman, sizeof(grhuffman)); close(handle); @@ -863,7 +1040,7 @@ asm mov ds,ax if ((handle = open(GREXT"HEAD."EXT, O_RDONLY | O_BINARY, S_IREAD)) == -1) - Quit ("Can't open "GREXT"HEAD."EXT"!"); + Quit (gvar, "Can't open "GREXT"HEAD."EXT"!"); CA_FarRead(handle, (memptr)grstarts, (NUMCHUNKS+1)*FILEPOSSIZE); @@ -877,7 +1054,7 @@ asm mov ds,ax // grhandle = open(GREXT"GRAPH."EXT, O_RDONLY | O_BINARY); if (grhandle == -1) - Quit ("Cannot open "GREXT"GRAPH."EXT"!"); + Quit (gvar, "Cannot open "GREXT"GRAPH."EXT"!"); // @@ -923,41 +1100,47 @@ asm mov ds,ax ====================== */ -/*void CAL_SetupMapFile (void) +void CAL_SetupMapFile (global_game_variables_t *gvar) { - int handle; - long length; +// int handle; +// long length; // // load maphead.ext (offsets and tileinfo for map file) // -#ifndef MAPHEADERLINKED - if ((handle = open("MAPHEAD."EXT, - O_RDONLY | O_BINARY, S_IREAD)) == -1) - Quit ("Can't open MAPHEAD."EXT"!"); - length = filelength(handle); - MM_GetPtr (&(memptr)tinf,length); - CA_FarRead(handle, tinf, length); - close(handle); -#else - - tinf = (byte _seg *)FP_SEG(&maphead); - -#endif +// #ifndef MAPHEADERLINKED +// if ((handle = open("MAPHEAD."EXT, +// O_RDONLY | O_BINARY, S_IREAD)) == -1) +// printf("Can't open MAPHEAD."EXT"!"); +// length = filelength(handle); +// MM_GetPtr (&(memptr)tinf,length); +// CA_FarRead(handle, tinf, length); +// close(handle); +// //#else +// +// tinf = (byte _seg *)FP_SEG(&maphead); +// +// #endif // // open the data file // -#ifdef MAPHEADERLINKED - if ((maphandle = open("GAMEMAPS."EXT, - O_RDONLY | O_BINARY, S_IREAD)) == -1) - Quit ("Can't open GAMEMAPS."EXT"!"); -#else - if ((maphandle = open("MAPTEMP."EXT, +//TODO: multiple files + if ((gvar->ca.file.maphandle[0] = open("data/test.map", O_RDONLY | O_BINARY, S_IREAD)) == -1) - Quit ("Can't open MAPTEMP."EXT"!"); -#endif -}*/ + { + printf("Can't open data/test.map!"); + } +// #ifdef MAPHEADERLINKED +// if ((maphandle = open("GAMEMAPS."EXT, +// O_RDONLY | O_BINARY, S_IREAD)) == -1) +// Quit (gvar, "Can't open GAMEMAPS."EXT"!"); +// //#else +// if ((maphandle = open("MAPTEMP."EXT, +// O_RDONLY | O_BINARY, S_IREAD)) == -1) +// Quit (gvar, "Can't open MAPTEMP."EXT"!"); +// #endif +} //========================================================================== @@ -981,7 +1164,7 @@ asm mov ds,ax #ifndef AUDIOHEADERLINKED if ((handle = open("AUDIOHED."EXT, O_RDONLY | O_BINARY, S_IREAD)) == -1) - Quit ("Can't open AUDIOHED."EXT"!"); + Quit (gvar, "Can't open AUDIOHED."EXT"!"); length = filelength(handle); MM_GetPtr (&(memptr)audiostarts,length); CA_FarRead(handle, (byte far *)audiostarts, length); @@ -998,11 +1181,11 @@ asm mov ds,ax #ifndef AUDIOHEADERLINKED if ((audiohandle = open("AUDIOT."EXT, O_RDONLY | O_BINARY, S_IREAD)) == -1) - Quit ("Can't open AUDIOT."EXT"!"); + Quit (gvar, "Can't open AUDIOT."EXT"!"); #else if ((audiohandle = open("AUDIO."EXT, O_RDONLY | O_BINARY, S_IREAD)) == -1) - Quit ("Can't open AUDIO."EXT"!"); + Quit (gvar, "Can't open AUDIO."EXT"!"); #endif }*/ @@ -1019,51 +1202,37 @@ asm mov ds,ax ====================== */ -void CA_Startup(void) +void CA_Startup(global_game_variables_t *gvar) { #ifdef PROFILE - unlink("PROFILE.TXT"); - profilehandle = open("PROFILE.TXT", O_CREAT | O_WRONLY | O_TEXT); +#ifdef __BORLANDC__ + unlink("profile.16b"); + gvar->handle.profilehandle = open("profile.16b", O_CREAT | O_WRONLY | O_TEXT); #endif -/*++++ -// MDM begin - (GAMERS EDGE) -// - if(!FindFile("AUDIO."EXT,NULL,2)) - Quit("CA_Startup(): Can't find audio files."); -// -// MDM end - -#ifndef NOAUDIO - CAL_SetupAudioFile(); +#ifdef __WATCOMC__ + unlink("profile.16w"); + gvar->handle.profilehandle = open("profile.16w", O_CREAT | O_WRONLY | O_TEXT); #endif +#endif//profile -// MDM begin - (GAMERS EDGE) -// - if (!FindFile("GAMEMAPS."EXT,NULL,1)) - Quit("CA_Startup(): Can't find level files."); -// -// MDM end - -#ifndef NOMAPS - CAL_SetupMapFile (); +#ifdef __BORLANDC__ + unlink("meminfo.16b"); + gvar->handle.showmemhandle = open("meminfo.16b", O_CREAT | O_WRONLY | O_TEXT); #endif - -// MDM begin - (GAMERS EDGE) -// - if (!FindFile("EGAGRAPH."EXT,NULL,2)) - Quit("CA_Startup(): Can't find graphics files."); -// -// MDM end - -#ifndef NOGRAPHICS - CAL_SetupGrFile (); +#ifdef __WATCOMC__ + unlink("meminfo.16w"); + gvar->handle.showmemhandle = open("meminfo.16w", O_CREAT | O_WRONLY | O_TEXT); #endif +/* + CAL_SetupGrFile (); + CAL_SetupAudioFile ();*/ + CAL_SetupMapFile (gvar); - mapon = -1; - ca_levelbit = 1; - ca_levelnum = 0; + gvar->ca.camap.mapon = -1; + gvar->ca.ca_levelbit = 1; + gvar->ca.ca_levelnum = 0; - drawcachebox = CAL_DialogDraw; +/* drawcachebox = CAL_DialogDraw; updatecachebox = CAL_DialogUpdate; finishcachebox = CAL_DialogFinish;*/ } @@ -1081,13 +1250,15 @@ void CA_Startup(void) ====================== */ -void CA_Shutdown(void) +void CA_Shutdown(global_game_variables_t *gvar) { #ifdef PROFILE - close(profilehandle); + close(gvar->handle.profilehandle); #endif + close(gvar->handle.showmemhandle); + + close(*(gvar->ca.file.maphandle)); /*++++ - close(maphandle); close(grhandle); close(audiohandle);*/ } @@ -1101,7 +1272,7 @@ void CA_Shutdown(void) = ====================== */ -/*++++ +/*++++ void CA_CacheAudioChunk (int chunk) { long pos,compressed; @@ -1120,7 +1291,7 @@ void CA_CacheAudioChunk (int chunk) // MDM begin - (GAMERS EDGE) // if (!FindFile("AUDIO."EXT,NULL,2)) - Quit("CA_CacheAudioChunk(): Can't find audio files."); + Quit (gvar, "CA_CacheAudioChunk(): Can't find audio files."); // // MDM end @@ -1182,7 +1353,7 @@ done: = ====================== */ -/*++++ +/*++++ void CA_LoadAllSounds (void) { unsigned start,i; @@ -1459,7 +1630,7 @@ void CAL_CacheSprite (int chunk, byte far *compressed) break; default: - Quit ("CAL_CacheSprite: Bad shifts number!"); + Quit (gvar, "CAL_CacheSprite: Bad shifts number!"); } #endif @@ -1608,7 +1779,7 @@ void CA_CacheGrChunk (int chunk) byte far *source; int next; - grneeded[chunk] |= ca_levelbit; // make sure it doesn't get removed + gvar->video.grneeded[chunk] |= ca_levelbit; // make sure it doesn't get removed if (grsegs[chunk]) { MM_SetPurge (&grsegs[chunk],0); @@ -1618,7 +1789,7 @@ void CA_CacheGrChunk (int chunk) // MDM begin - (GAMERS EDGE) // if (!FindFile("EGAGRAPH."EXT,NULL,2)) - Quit("CA_CacheGrChunk(): Can't find graphics files."); + Quit (gvar, "CA_CacheGrChunk(): Can't find graphics files."); // // MDM end @@ -1668,8 +1839,8 @@ void CA_CacheGrChunk (int chunk) = ====================== */ -/*++++ -void CA_CacheMap (int mapnum) +/*++++ segments! +void CA_CacheMap (global_game_variables_t *gvar) { long pos,compressed; int plane; @@ -1682,42 +1853,35 @@ void CA_CacheMap (int mapnum) #endif -// MDM begin - (GAMERS EDGE) -// - if (!FindFile("GAMEMAPS."EXT,NULL,1)) - Quit("CA_CacheMap(): Can't find level files."); -// -// MDM end - - // // free up memory from last map // - if (mapon>-1 && mapheaderseg[mapon]) - MM_SetPurge (&(memptr)mapheaderseg[mapon],3); + if (gvar->ca.map.mapon>-1 && gvar->ca.map.mapheaderseg[gvar->ca.map.mapon]) + MM_SetPurge (&((memptr)gvar->ca.map.mapheaderseg[(gvar->ca.map.mapon)]), 3, &(gvar->mm)); for (plane=0;planeca.map.mapsegs[plane]) + MM_FreePtr (&(memptr)gvar->ca.map.mapsegs[plane], &(gvar->mm)); - mapon = mapnum; + gvar->ca.map.mapon = gvar->ca.map.mapnum; // // load map header // The header will be cached if it is still around // - if (!mapheaderseg[mapnum]) + if (!gvar->ca.map.mapheaderseg[gvar->ca.map.mapnum]) { - pos = ((mapfiletype _seg *)tinf)->headeroffsets[mapnum]; + //pos = ((mapfiletype _seg *)tinf)->headeroffsets[mapnum]; + pos = ((_seg *)gvar->ca.map.tinf)->headeroffsets[gvar->ca.map.mapnum]; if (pos<0) // $FFFFFFFF start is a sparse map - Quit ("CA_CacheMap: Tried to load a non existent map!"); + printf("CA_CacheMap: Tried to load a non existent map!"); - MM_GetPtr(&(memptr)mapheaderseg[mapnum],sizeof(maptype)); + MM_GetPtr(&(memptr)gvar->ca.mapheaderseg[mapnum],sizeof(maptype)); lseek(maphandle,pos,SEEK_SET); CA_FarRead (maphandle,(memptr)mapheaderseg[mapnum],sizeof(maptype)); } else - MM_SetPurge (&(memptr)mapheaderseg[mapnum],0); + MM_SetPurge (&(memptr)mapheaderseg[mapnum], 0, &(gvar->mm)); // // load the planes in @@ -1775,7 +1939,7 @@ void CA_CacheMap (int mapnum) if (compressed>BUFFERSIZE) MM_FreePtr(&bigbufferseg); } -}*/ +}//*/ //=========================================================================== @@ -1789,15 +1953,15 @@ void CA_CacheMap (int mapnum) = ====================== */ -/*++++ -void CA_UpLevel (void) + +void CA_UpLevel (global_game_variables_t *gvar) { - if (ca_levelnum==7) - Quit ("CA_UpLevel: Up past level 7!"); + if (gvar->ca.ca_levelnum==7) + printf("CA_UpLevel: Up past level 7!"); - ca_levelbit<<=1; - ca_levelnum++; -}*/ + gvar->ca.ca_levelbit<<=1; + gvar->ca.ca_levelnum++; +} //=========================================================================== @@ -1811,15 +1975,15 @@ void CA_UpLevel (void) = ====================== */ -/*++ -void CA_DownLevel (void) + +void CA_DownLevel (global_game_variables_t *gvar) { - if (!ca_levelnum) - Quit ("CA_DownLevel: Down past level 0!"); - ca_levelbit>>=1; - ca_levelnum--; - CA_CacheMarks(NULL); -}*/ + if (!gvar->ca.ca_levelnum) + printf("CA_DownLevel: Down past level 0!"); + gvar->ca.ca_levelbit>>=1; + gvar->ca.ca_levelnum--; + ////++++++++++++++++++++++++++++++++++++++++++CA_CacheMarks(NULL); +} //=========================================================================== @@ -1832,15 +1996,14 @@ void CA_DownLevel (void) = ====================== */ -/* -void CA_ClearMarks (void) + +void CA_ClearMarks (global_game_variables_t *gvar) { int i; for (i=0;ivideo.grneeded[i]&=~gvar->ca.ca_levelbit; } -*/ //=========================================================================== @@ -1853,14 +2016,13 @@ void CA_ClearMarks (void) = ====================== */ -/* -void CA_ClearAllMarks (void) + +void CA_ClearAllMarks (global_game_variables_t *gvar) { - _fmemset (grneeded,0,sizeof(grneeded)); - ca_levelbit = 1; - ca_levelnum = 0; + _fmemset (gvar->video.grneeded,0,sizeof(gvar->video.grneeded)); + gvar->ca.ca_levelbit = 1; + gvar->ca.ca_levelnum = 0; } -*/ //=========================================================================== @@ -1872,9 +2034,14 @@ void CA_ClearAllMarks (void) ====================== */ /*++++ -void CA_FreeGraphics (void) +void CA_SetGrPurge (void) { - int i; + int i; + +// +// free graphics +// + CA_ClearMarks (); for (i=0;ivideo.grneeded[i]&ca_levelbit) { if (grsegs[i]) // its allready in memory, make MM_SetPurge(&grsegs[i],0); // sure it stays there! @@ -2101,7 +2255,7 @@ void CA_CacheMarks (char *title) // MDM begin - (GAMERS EDGE) // if (!FindFile("EGAGRAPH."EXT,NULL,2)) - Quit("CA_CacheMarks(): Can't find graphics files."); + Quit (gvar, "CA_CacheMarks(): Can't find graphics files."); // // MDM end @@ -2121,7 +2275,7 @@ void CA_CacheMarks (char *title) bufferstart = bufferend = 0; // nothing good in buffer now for (i=0;ivideo.grneeded[i]&ca_levelbit) && !grsegs[i]) { // // update thermometer @@ -2155,7 +2309,7 @@ void CA_CacheMarks (char *title) while ( next < NUMCHUNKS ) { while (next < NUMCHUNKS && - !(grneeded[next]&ca_levelbit && !grsegs[next])) + !(gvar->video.grneeded[next]&ca_levelbit && !grsegs[next])) next++; if (next == NUMCHUNKS) continue;