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ericw-tools/qbsp/util.c

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/*
Copyright (C) 1996-1997 Id Software, Inc.
Copyright (C) 1997 Greg Lewis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
See file, 'COPYING', for details.
*/
#include <stddef.h>
#include <stdarg.h>
#include <stdlib.h>
#include "qbsp.h"
static int rgMemTotal[GLOBAL + 1];
static int rgMemActive[GLOBAL + 1];
static int rgMemPeak[GLOBAL + 1];
static int rgMemActiveBytes[GLOBAL + 1];
static int rgMemPeakBytes[GLOBAL + 1];
/*
==========
AllocMem
==========
*/
void *
AllocMem(int Type, int cElements, bool fZero)
{
void *pTemp;
int cSize;
if (Type < 0 || Type > OTHER)
Error(errInvalidMemType, Type);
// For windings, cElements == number of points on winding
if (Type == WINDING) {
if (cElements > MAX_POINTS_ON_WINDING)
Error(errTooManyPoints, cElements);
cSize = offsetof(winding_t, points[cElements]) + sizeof(int);
// Set cElements to 1 so bookkeeping works OK
cElements = 1;
} else
cSize = cElements * rgcMemSize[Type];
pTemp = malloc(cSize);
if (!pTemp)
Error(errOutOfMemory);
if (fZero)
memset(pTemp, 0, cSize);
// Special stuff for face_t
if (Type == FACE && cElements == 1)
((face_t *)pTemp)->planenum = -1;
if (Type == WINDING) {
*(int *)pTemp = cSize;
pTemp = (char *)pTemp + sizeof(int);
}
rgMemTotal[Type] += cElements;
rgMemActive[Type] += cElements;
rgMemActiveBytes[Type] += cSize;
if (rgMemActive[Type] > rgMemPeak[Type])
rgMemPeak[Type] = rgMemActive[Type];
if (rgMemActiveBytes[Type] > rgMemPeakBytes[Type])
rgMemPeakBytes[Type] = rgMemActiveBytes[Type];
// Also keep global statistics
rgMemTotal[GLOBAL] += cSize;
rgMemActive[GLOBAL] += cSize;
if (rgMemActive[GLOBAL] > rgMemPeak[GLOBAL])
rgMemPeak[GLOBAL] = rgMemActive[GLOBAL];
return pTemp;
}
/*
==========
FreeMem
==========
*/
void
FreeMem(void *pMem, int Type, int cElements)
{
rgMemActive[Type] -= cElements;
if (Type == WINDING) {
pMem = (char *)pMem - sizeof(int);
rgMemActiveBytes[Type] -= *(int *)pMem;
rgMemActive[GLOBAL] -= *(int *)pMem;
} else {
rgMemActiveBytes[Type] -= cElements * rgcMemSize[Type];
rgMemActive[GLOBAL] -= cElements * rgcMemSize[Type];
}
free(pMem);
}
static const char *
MemString(int bytes)
{
static char buf[20];
if (bytes > 1024 * 1024 * 1024 / 2)
snprintf(buf, 20, "%0.1fG", (float)bytes / (1024 * 1024 * 1024));
else if (bytes > 1024 * 1024 / 2)
snprintf(buf, 20, "%0.1fM", (float)bytes / (1024 * 1024));
else if (bytes > 1024 / 2)
snprintf(buf, 20, "%0.1fk", (float)bytes / 1024);
else
buf[0] = 0;
return buf;
}
/*
==========
PrintMem
==========
*/
void
PrintMem(void)
{
const char *rgszMemTypes[] = {
"BSPEntity", "BSPPlane", "BSPTex", "BSPVertex", "BSPVis", "BSPNode",
"BSPTexinfo", "BSPFace", "BSPLight", "BSPClipnode", "BSPLeaf",
"BSPMarksurface", "BSPEdge", "BSPSurfedge", "BSPModel", "Mapface",
"Mapbrush", "Mapentity", "Winding", "Face", "Plane", "Portal",
"Surface", "Node", "Brush", "Miptex", "World verts", "World edges",
"Hash verts", "Other", "Total"
};
int i;
if (options.fVerbose) {
Message(msgLiteral,
"\nData type CurrentNum PeakNum PeakMem\n");
for (i = 0; i <= OTHER; i++)
Message(msgLiteral, "%-16s %9d %9d %12d %8s\n",
rgszMemTypes[i], rgMemActive[i], rgMemPeak[i],
rgMemPeakBytes[i], MemString(rgMemPeakBytes[i]));
Message(msgLiteral, "%-16s %12d %8s\n",
rgszMemTypes[GLOBAL], rgMemPeak[GLOBAL],
MemString(rgMemPeak[GLOBAL]));
} else
Message(msgLiteral, "Peak memory usage: %d (%s)\n", rgMemPeak[GLOBAL],
MemString(rgMemPeak[GLOBAL]));
}
#if 0
/*
============
FreeAllMem
============
*/
void
FreeAllMem(void)
{
int i, j;
epair_t *ep, *next;
struct lumpdata *lump;
mapentity_t *entity;
for (i = 0, entity = map.entities; i < map.numentities; i++, entity++) {
for (ep = entity->epairs; ep; ep = next) {
next = ep->next;
if (ep->key)
FreeMem(ep->key, OTHER, strlen(ep->key) + 1);
if (ep->value)
FreeMem(ep->value, OTHER, strlen(ep->value) + 1);
FreeMem(ep, OTHER, sizeof(epair_t));
}
lump = entity->lumps;
for (j = 0; j < BSP_LUMPS; j++)
if (lump[j].data)
FreeMem(lump[j].data, j, lump[j].count);
}
FreeMem(map.planes, PLANE, map.maxplanes);
FreeMem(map.faces, MAPFACE, map.maxfaces);
FreeMem(map.brushes, MAPBRUSH, map.maxbrushes);
FreeMem(map.entities, MAPENTITY, map.maxentities);
}
#endif
/* Keep track of output state */
static bool fInPercent = false;
void
Error(int ErrType, ...)
{
va_list argptr;
char szBuffer[512];
va_start(argptr, ErrType);
if (fInPercent) {
printf("\r");
fInPercent = false;
}
if (ErrType >= cErrors) {
printf("Program error: unknown ErrType in Message!\n");
exit(1);
}
sprintf(szBuffer, "*** ERROR %02d: ", ErrType);
vsprintf(szBuffer + strlen(szBuffer), rgszErrors[ErrType], argptr);
puts(szBuffer);
if (logfile) {
fprintf(logfile, "%s\n", szBuffer);
fclose(logfile);
}
exit(1);
}
/*
=================
Message
Generic output of warnings, stats, etc
=================
*/
void
Message(int msgType, ...)
{
va_list argptr;
char szBuffer[512];
char *szFmt;
int WarnType;
int Cur, Total;
va_start(argptr, msgType);
// Exit if necessary
if ((msgType == msgStat || msgType == msgProgress)
&& (!options.fVerbose || options.fNoverbose))
return;
else if (msgType == msgPercent
&& (options.fNopercent || options.fNoverbose))
return;
if (fInPercent && msgType != msgPercent) {
printf("\r");
fInPercent = false;
}
switch (msgType) {
case msgWarning:
WarnType = va_arg(argptr, int);
if (WarnType >= cWarnings)
printf("Internal error: unknown WarnType in Message!\n");
sprintf(szBuffer, "*** WARNING %02d: ", WarnType);
vsprintf(szBuffer + strlen(szBuffer), rgszWarnings[WarnType], argptr);
strcat(szBuffer, "\n");
break;
case msgLiteral:
// Output as-is to screen and log file
szFmt = va_arg(argptr, char *);
vsprintf(szBuffer, szFmt, argptr);
break;
case msgStat:
// Output as-is to screen and log file
szFmt = va_arg(argptr, char *);
strcpy(szBuffer, "\t");
vsprintf(szBuffer + strlen(szBuffer), szFmt, argptr); // Concatenate
strcat(szBuffer, "\n");
break;
case msgProgress:
// Output as-is to screen and log file
szFmt = va_arg(argptr, char *);
strcpy(szBuffer, "---- ");
vsprintf(szBuffer + strlen(szBuffer), szFmt, argptr); // Concatenate
strcat(szBuffer, " ----\n");
break;
case msgPercent:
// Calculate the percent complete. Only output if it changes.
Cur = va_arg(argptr, int);
Total = va_arg(argptr, int);
if (((Cur + 1) * 100) / Total == (Cur * 100) / Total)
return;
sprintf(szBuffer, "\r%3d%%", ((Cur + 1) * 100) / Total);
// Handle output formatting properly
fInPercent = true;
msgType = msgScreen;
break;
case msgFile:
// Output only to the file
szFmt = va_arg(argptr, char *);
vsprintf(szBuffer, szFmt, argptr);
break;
case msgScreen:
// Output only to the screen
szFmt = va_arg(argptr, char *);
vsprintf(szBuffer, szFmt, argptr);
break;
default:
printf("Unhandled msgType in message!\n");
return;
}
if (msgType != msgFile)
printf("%s", szBuffer);
if (msgType != msgScreen && logfile)
fprintf(logfile, "%s", szBuffer);
va_end(argptr);
fflush(stdout);
}
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