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unlimited efrags :) 

This is an imperfect revision of history.
This commit is contained in:
Bill Currie 2004-11-02 07:42:00 +00:00 committed by Jeff Teunissen
parent 9a5cce7c14
commit b95dce5deb
1 changed files with 42 additions and 20 deletions
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62
libs/video/renderer/r_efrag.c
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@ -31,6 +31,8 @@
static __attribute__ ((unused)) const char rcsid[] =
"$Id$";
#include <stdlib.h>
#include "QF/console.h"
#include "QF/render.h"
#include "QF/sys.h"
@ -38,18 +40,47 @@ static __attribute__ ((unused)) const char rcsid[] =
#include "r_local.h"
mnode_t *r_pefragtopnode;
efrag_t *r_free_efrags;
// FIXME: put this on hunk?
efrag_t r_efrags[MAX_EFRAGS];
vec3_t r_emins, r_emaxs;
typedef struct s_efrag_list {
struct s_efrag_list *next;
efrag_t efrags[MAX_EFRAGS];
} t_efrag_list;
static efrag_t *r_free_efrags;
static t_efrag_list *efrag_list;
/* ENTITY FRAGMENT FUNCTIONS */
efrag_t **lastlink;
static efrag_t **lastlink;
static entity_t *r_addent;
vec3_t r_emins, r_emaxs;
entity_t *r_addent;
static inline void
init_efrag_list (t_efrag_list *efl)
{
int i;
for (i = 0; i < MAX_EFRAGS - 1; i++)
efl->efrags[i].entnext = &efl->efrags[i + 1];
efl->efrags[i].entnext = NULL;
}
void
R_ClearEfrags (void)
{
t_efrag_list *efl;
if (!efrag_list)
efrag_list = calloc (1, sizeof (t_efrag_list));
r_free_efrags = efrag_list->efrags;;
for (efl = efrag_list; efl; efl = efl->next) {
init_efrag_list (efl);
if (efl->next)
efl->efrags[MAX_EFRAGS - 1].entnext = &efl->next->efrags[0];
}
}
/*
R_RemoveEfrags
@ -112,8 +143,11 @@ R_SplitEntityOnNode (mnode_t *node)
// grab an efrag off the free list
ef = r_free_efrags;
if (__builtin_expect (!ef, 0)) {
Con_Printf ("Too many efrags!\n");
return; // no free fragments...
t_efrag_list *efl = calloc (1, sizeof (t_efrag_list));
SYS_CHECKMEM (efl);
efl->next = efrag_list;
efrag_list = efl;
ef = r_free_efrags = &efl->efrags[0];
}
r_free_efrags = r_free_efrags->entnext;
@ -259,15 +293,3 @@ R_StoreEfrags (efrag_t **ppefrag)
}
}
}
void
R_ClearEfrags (void)
{
// allocate the efrags and chain together into a free list
int i;
r_free_efrags = r_efrags;
for (i = 0; i < MAX_EFRAGS - 1; i++)
r_free_efrags[i].entnext = &r_free_efrags[i + 1];
r_free_efrags[i].entnext = NULL;
}