qf/quakeforge
0
0
Fork 0
mirror of https://git.code.sf.net/p/quake/quakeforge synced 2024-11-23 04:42:32 +00:00
Code Issues Projects Releases Packages Wiki Activity

Speed up most of the MSG_Write* functions by reducing the number of times SZ_GetSpace gets called.

Browse source
This commit is contained in:
Ragnvald Maartmann-Moe IV 2002-06-28 04:48:07 +00:00
parent 1555324e0d
commit a6d999dfa4
1 changed files with 34 additions and 22 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

56
libs/util/msg.c
View file

@ -54,41 +54,41 @@ static const char rcsid[] =
void
MSG_WriteChar (sizebuf_t *sb, unsigned int c)
{
byte *buf;
byte *buf;
buf = SZ_GetSpace (sb, 1);
buf[0] = c;
*buf = c;
}
void
MSG_WriteByte (sizebuf_t *sb, unsigned int c)
{
byte *buf;
byte *buf;
buf = SZ_GetSpace (sb, 1);
buf[0] = c;
*buf = c;
}
void
MSG_WriteShort (sizebuf_t *sb, unsigned int c)
{
byte *buf;
byte *buf;
buf = SZ_GetSpace (sb, 2);
buf[0] = c & 0xff;
buf[1] = c >> 8;
*buf++ = c & 0xff;
*buf = c >> 8;
}
void
MSG_WriteLong (sizebuf_t *sb, unsigned int c)
{
byte *buf;
byte *buf;
buf = SZ_GetSpace (sb, 4);
buf[0] = c & 0xff;
buf[1] = (c >> 8) & 0xff;
buf[2] = (c >> 16) & 0xff;
buf[3] = c >> 24;
*buf++ = c & 0xff;
*buf++ = (c >> 8) & 0xff;
*buf++ = (c >> 16) & 0xff;
*buf = c >> 24;
}
void
@ -123,42 +123,54 @@ MSG_WriteCoord (sizebuf_t *sb, float coord)
void
MSG_WriteCoordV (sizebuf_t *sb, const vec3_t coord)
{
int i;
byte *buf;
int i, j;
for (i = 0; i < 3; i++)
MSG_WriteShort (sb, (unsigned int) (coord[i] * 8.0));
buf = SZ_GetSpace (sb, 6);
for (i = 0; i < 3; i++) {
j = (unsigned int) (coord[i] * 8.0);
*buf++ = j & 0xff;
*buf++ = j >> 8;
}
}
void
MSG_WriteCoordAngleV (sizebuf_t *sb, const vec3_t coord, const vec3_t angles)
{
int i;
byte *buf;
int i, j;
buf = SZ_GetSpace (sb, 9);
for (i = 0; i < 3; i++) {
MSG_WriteShort (sb, (unsigned int) (coord[i] * 8.0));
MSG_WriteByte (sb, (unsigned int) (angles[i] * 256 / 360) & 255);
j = (unsigned int) (coord[i] * 8.0);
*buf++ = j & 0xff;
*buf++ = j >> 8;
*buf++ = ((unsigned int) (angles[i] * (256.0 / 360.0)) & 255);
}
}
void
MSG_WriteAngle (sizebuf_t *sb, float angle)
{
MSG_WriteByte (sb, (unsigned int) (angle * 256 / 360) & 255);
MSG_WriteByte (sb, (unsigned int) (angle * (256.0 / 360.0)) & 255);
}
void
MSG_WriteAngleV (sizebuf_t *sb, const vec3_t angles)
{
byte *buf;
int i;
for (i = 0; i < 3; i++)
MSG_WriteByte (sb, (unsigned int) (angles[i] * 256 / 360) & 255);
buf = SZ_GetSpace (sb, 3);
for (i = 0; i < 3; i++) {
*buf++ = ((unsigned int) (angles[i] * (256.0 / 360.0)) & 255);
}
}
void
MSG_WriteAngle16 (sizebuf_t *sb, float angle16)
{
MSG_WriteShort (sb, (unsigned int) (angle16 * 65536 / 360) & 65535);
MSG_WriteShort (sb, (unsigned int) (angle16 * (65536.0 / 360.0)) & 65535);
}