halflife-photomode/utils/qlumpy/qlumpy.cpp

436 lines
8 KiB
C++

/***
*
* Copyright (c) 1996-2002, Valve LLC. All rights reserved.
*
* This product contains software technology licensed from Id
* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
* All Rights Reserved.
*
****/
#define VERSION "2.2"
#include "qlumpy.h"
#define MAXLUMP 0x50000 // biggest possible lump
extern char qproject[];
int grabbed;
byte *byteimage, *lbmpalette;
int byteimagewidth, byteimageheight;
char basepath[1024];
char lumpname[16];
char destfile[1024];
byte *lumpbuffer, *lump_p;
qboolean savesingle;
qboolean outputcreated;
qboolean do16bit;
qboolean fTransparent255;
/*
=============================================================================
MAIN
=============================================================================
*/
void GrabRaw(void);
void GrabPalette(void);
void GrabPic(void);
void GrabMip(void);
void GrabColormap(void);
void GrabColormap2(void);
void GrabFont(void);
typedef struct
{
char* name;
void (*function)(void);
} command_t;
command_t commands[] =
{
{"palette", GrabPalette},
{"colormap", GrabColormap},
{"qpic", GrabPic},
{"miptex", GrabMip},
{"raw", GrabRaw},
{"colormap2", GrabColormap2},
{"font", GrabFont},
{NULL, NULL} // list terminator
};
#define TRANSPARENT_R 0x0
#define TRANSPARENT_G 0x0
#define TRANSPARENT_B 0xFF
#define IS_TRANSPARENT(p) (p[0] == TRANSPARENT_R && p[1] == TRANSPARENT_G && p[2] == TRANSPARENT_B)
/*
==============
TransparentByteImage
==============
*/
void TransparentByteImage(void)
{
// Remap all pixels of color 0,0,255 to index 255 and remap index 255 to something else
byte transtable[256], *image;
int i, j, firsttrans;
firsttrans = -1;
for (i = 0; i < 256; i++)
{
if (IS_TRANSPARENT((lbmpalette + (i * 3))))
{
transtable[i] = 255;
if (firsttrans < 0)
firsttrans = i;
}
else
transtable[i] = i;
}
// If there is some transparency, translate it
if (firsttrans >= 0)
{
if (!IS_TRANSPARENT((lbmpalette + (255 * 3))))
transtable[255] = firsttrans;
image = byteimage;
for (j = 0; j < byteimageheight; j++)
{
for (i = 0; i < byteimagewidth; i++)
{
*image = transtable[*image];
image++;
}
}
// Move palette entry for pixels previously mapped to entry 255
lbmpalette[firsttrans * 3 + 0] = lbmpalette[255 * 3 + 0];
lbmpalette[firsttrans * 3 + 1] = lbmpalette[255 * 3 + 1];
lbmpalette[firsttrans * 3 + 2] = lbmpalette[255 * 3 + 2];
lbmpalette[255 * 3 + 0] = TRANSPARENT_R;
lbmpalette[255 * 3 + 1] = TRANSPARENT_G;
lbmpalette[255 * 3 + 2] = TRANSPARENT_B;
}
}
/*
==============
LoadScreen
==============
*/
void LoadScreen(char* name)
{
char* expanded;
expanded = ExpandPathAndArchive(name);
printf("grabbing from %s...\n", expanded);
LoadLBM(expanded, &byteimage, &lbmpalette);
byteimagewidth = bmhd.w;
byteimageheight = bmhd.h;
}
/*
==============
LoadScreenBMP
==============
*/
void LoadScreenBMP(char* pszName)
{
char* pszExpanded;
char basename[64];
pszExpanded = ExpandPathAndArchive(pszName);
printf("grabbing from %s...\n", pszExpanded);
if (LoadBMP(pszExpanded, &byteimage, &lbmpalette))
Error("Failed to load!", pszExpanded);
if (byteimage == NULL || lbmpalette == NULL)
Error("FAIL!", pszExpanded);
byteimagewidth = bmhd.w;
byteimageheight = bmhd.h;
ExtractFileBase(token, basename); // Files that start with '$' have color (0,0,255) transparent,
if (basename[0] == '{')
{ // move to last palette entry.
fTransparent255 = true;
TransparentByteImage();
}
}
/*
================
CreateOutput
================
*/
void CreateOutput(void)
{
outputcreated = true;
//
// create the output wadfile file
//
NewWad(destfile, false); // create a new wadfile
}
/*
===============
WriteLump
===============
*/
void WriteLump(int type, int compression)
{
int size;
if (!outputcreated)
CreateOutput();
//
// dword align the size
//
while ((int)lump_p & 3)
*lump_p++ = 0;
size = lump_p - lumpbuffer;
if (size > MAXLUMP)
Error("Lump size exceeded %d, memory corrupted!", MAXLUMP);
//
// write the grabbed lump to the wadfile
//
AddLump(lumpname, lumpbuffer, size, type, compression);
}
/*
===========
WriteFile
Save as a seperate file instead of as a wadfile lump
===========
*/
void WriteFile(void)
{
char filename[1024];
char* exp;
sprintf(filename, "%s/%s.lmp", destfile, lumpname);
exp = ExpandPath(filename);
printf("saved %s\n", exp);
SaveFile(exp, lumpbuffer, lump_p - lumpbuffer);
}
/*
================
ParseScript
================
*/
void ParseScript(void)
{
int cmd;
int size;
fTransparent255 = false;
do
{
//
// get a command / lump name
//
GetToken(true);
if (endofscript)
break;
if (!Q_strcasecmp(token, "$LOAD"))
{
GetToken(false);
LoadScreen(token);
continue;
}
if (!Q_strcasecmp(token, "$DEST"))
{
GetToken(false);
strcpy(destfile, token);
continue;
}
if (!Q_strcasecmp(token, "$SINGLEDEST"))
{
GetToken(false);
strcpy(destfile, token);
savesingle = true;
continue;
}
if (!Q_strcasecmp(token, "$LOADBMP"))
{
GetToken(false);
fTransparent255 = false;
LoadScreenBMP(token);
continue;
}
//
// new lump
//
if (strlen(token) >= sizeof(lumpname))
Error("\"%s\" is too long to be a lump name", token);
memset(lumpname, 0, sizeof(lumpname));
strcpy(lumpname, token);
for (size = 0; size < sizeof(lumpname); size++)
lumpname[size] = tolower(lumpname[size]);
//
// get the grab command
//
lump_p = lumpbuffer;
GetToken(false);
//
// call a routine to grab some data and put it in lumpbuffer
// with lump_p pointing after the last byte to be saved
//
for (cmd = 0; commands[cmd].name; cmd++)
if (!Q_strcasecmp(token, commands[cmd].name))
{
commands[cmd].function();
break;
}
if (!commands[cmd].name)
Error("Unrecognized token '%s' at line %i", token, scriptline);
grabbed++;
if (savesingle)
WriteFile();
else
WriteLump(TYP_LUMPY + cmd, 0);
} while (!endofscript);
}
/*
=================
ProcessLumpyScript
Loads a script file, then grabs everything from it
=================
*/
void ProcessLumpyScript(char* basename)
{
char script[256];
printf("qlumpy script: %s\n", basename);
//
// create default destination directory
//
strcpy(destfile, ExpandPath(basename));
StripExtension(destfile);
strcat(destfile, ".wad"); // unless the script overrides, save in cwd
//
// save in a wadfile by default
//
savesingle = false;
grabbed = 0;
outputcreated = false;
//
// read in the script file
//
strcpy(script, basename);
DefaultExtension(script, ".ls");
LoadScriptFile(script);
strcpy(basepath, basename);
ParseScript(); // execute load / grab commands
if (!savesingle)
{
WriteWad(do16bit); // write out the wad directory
printf("%i lumps grabbed in a wad file\n", grabbed);
}
else
printf("%i lumps written seperately\n", grabbed);
}
/*
==============================
main
==============================
*/
int main(int argc, char** argv)
{
int i;
printf("\nqlumpy " VERSION " by John Carmack, copyright (c) 1994 Id Software.\n");
printf("Portions copyright (c) 1998 Valve LLC (%s)\n", __DATE__);
if (argc == 1)
Error("qlumpy [-archive directory] [-8bit] [-proj <project>] scriptfile [scriptfile ...]");
lumpbuffer = reinterpret_cast<byte*>(malloc(MAXLUMP));
do16bit = true;
for (i = 1; i < argc; i++)
{
if (*argv[i] == '-')
{
if (!strcmp(argv[i], "-archive"))
{
archive = true;
strcpy(archivedir, argv[2]);
printf("Archiving source to: %s\n", archivedir);
}
else if (!strcmp(argv[i], "-proj"))
{
strcpy(qproject, argv[i + 1]);
i++;
}
else if (!strcmp(argv[i], "-8bit"))
do16bit = false;
}
else
break;
}
// rest of arguments are script files
for (; i < argc; i++)
{
char szTemp[1024];
char* pszPath = argv[i];
// Fully qualify the path names before using them
if (!(pszPath[0] == '/' || pszPath[0] == '\\' || pszPath[1] == ':'))
{ // path is partial
Q_getwd(szTemp);
strcat(szTemp, pszPath);
pszPath = szTemp;
}
SetQdirFromPath();
ProcessLumpyScript(pszPath);
}
return 0;
}