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An indication as to my motives... floating point coords.

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git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@411 fc73d0e0-1445-4013-8a0c-d673dee63da5
This commit is contained in:
Spoike 2004-11-13 17:23:03 +00:00
parent 6e4d99572a
commit f26eb67d2b
1 changed files with 78 additions and 8 deletions
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86
engine/common/common.c
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@ -680,15 +680,49 @@ void MSG_WriteString (sizebuf_t *sb, char *s)
SZ_Write (sb, s, Q_strlen(s)+1);
}
typedef union {
char b[4];
short b2;
int b4;
float f;
} coorddata;
int sizeofcoord=2;
float MSG_FromCoord(coorddata c, int bytes)
{
switch(bytes)
{
case 2: //encode 1/8th precision, giving -4096 to 4096 map sizes
return c.b2/8.0f;
case 4:
return c.f;
default:
Sys_Error("MSG_ToCoord: not a sane coordsize");
return 0;
}
}
coorddata MSG_ToCoord(float f, int bytes) //return value should be treated as (char*)&ret;
{
coorddata r;
switch(bytes)
{
case 2:
r.b2 = f*8;
break;
case 4:
r.f = f;
break;
default:
Sys_Error("MSG_ToCoord: not a sane coordsize");
r.b4 = 0;
}
return r;
}
void MSG_WriteCoord (sizebuf_t *sb, float f)
{
MSG_WriteShort (sb, (int)(f*8));
}
void MSG_WriteBigCoord (sizebuf_t *sb, float f)
{
int o = f*8;
MSG_WriteShort (sb, o&0xffff);
MSG_WriteByte (sb, (o&0xff0000)>>16);
coorddata i = MSG_ToCoord(f, sizeofcoord);
SZ_Write (sb, (void*)&i, sizeofcoord);
}
void MSG_WriteAngle (sizebuf_t *sb, float f)
@ -955,7 +989,9 @@ char *MSG_ReadStringLine (void)
float MSG_ReadCoord (void)
{
return MSG_ReadShort() * (1.0/8);
coorddata c;
MSG_ReadData(&c, sizeofcoord);
return MSG_FromCoord(c, sizeofcoord);
}
void MSG_ReadPos (vec3_t pos)
@ -3854,6 +3890,40 @@ char *COM_NextPath (char *prevpath)
return NULL;
}
#ifndef CLIENTONLY
char *COM_GetPathInfo (int i, int *crc)
{
#ifdef WEBSERVER
extern cvar_t httpserver;
#endif
searchpath_t *s;
static char name[MAX_OSPATH];
char *protocol;
for (s=com_searchpaths ; s ; s=s->next)
{
i--;
if (!i)
break;
}
if (i) //too high.
return NULL;
#ifdef WEBSERVER
if (httpserver.value)
protocol = va("http://%s/", NET_AdrToString (net_local_ipadr));
else
#endif
protocol = "qw://";
*crc = 0;//s->crc;
Q_strncpyz(name, va("%s%s", protocol, COM_SkipPath(s->filename)), sizeof(name));
return name;
}
#endif
/*
================
COM_Gamedir