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Support jumping off pretty much anything.

Browse source 
See http://forums.inside3d.com/viewtopic.php?t=1675 for inspiration.

As this might break the gameplay of certain maps, the new sv_jump_any
cvar can be used to disable this feature (bringing back the old behavior).
This commit is contained in:
Bill Currie 2011-06-11 13:19:31 +09:00
parent 628bd1367e
commit 3061270d3a
4 changed files with 19 additions and 2 deletions
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2
nq/include/server.h
View file

@ -212,6 +212,7 @@ extern struct cvar_s *timelimit;
extern struct cvar_s *sv_maxvelocity;
extern struct cvar_s *sv_gravity;
extern struct cvar_s *sv_jump_any;
extern struct cvar_s *sv_nostep;
extern struct cvar_s *sv_friction;
extern struct cvar_s *sv_edgefriction;
@ -264,6 +265,7 @@ void SV_ClientPrintf (const char *fmt, ...) __attribute__((format(printf,1,2)));
void SV_BroadcastPrintf (const char *fmt, ...) __attribute__((format(printf,1,2)));
struct trace_s SV_PushEntity (edict_t *ent, vec3_t push);
int SV_EntCanSupportJump (edict_t *ent);
int SV_FlyMove (edict_t *ent, float time, struct trace_s *steptrace);
void SV_CheckVelocity (edict_t *ent);
qboolean SV_RunThink (edict_t *ent);

2
nq/source/sv_cl_phys.c
View file

@ -291,7 +291,7 @@ SV_WalkMove (edict_t *ent)
downtrace = SV_PushEntity (ent, downmove); // FIXME: don't link?
if (downtrace.plane.normal[2] > 0.7) {
if (SVfloat (ent, solid) == SOLID_BSP) {
if (SV_EntCanSupportJump (ent)) {
SVfloat (ent, flags) = (int) SVfloat (ent, flags) | FL_ONGROUND;
SVfloat (ent, groundentity) = EDICT_TO_PROG (&sv_pr_state,
downtrace.ent);

1
nq/source/sv_main.c
View file

@ -87,6 +87,7 @@ SV_Init (void)
"None");
sv_gravity = Cvar_Get ("sv_gravity", "800", CVAR_SERVERINFO, Cvar_Info,
"None");
sv_jump_any = Cvar_Get ("sv_jump_any", "1", CVAR_NONE, NULL, "None");
sv_friction = Cvar_Get ("sv_friction", "4", CVAR_SERVERINFO, Cvar_Info,
"None");
sv_edgefriction = Cvar_Get ("edgefriction", "2", CVAR_NONE, NULL, "None");

16
nq/source/sv_phys.c
View file

@ -61,6 +61,7 @@ static __attribute__ ((used)) const char rcsid[] =
cvar_t *sv_friction;
cvar_t *sv_gravity;
cvar_t *sv_jump_any;
cvar_t *sv_stopspeed;
cvar_t *sv_maxvelocity;
cvar_t *sv_nostep;
@ -224,6 +225,19 @@ ClipVelocity (vec3_t in, vec3_t normal, vec3_t out, float overbounce)
return blocked;
}
int
SV_EntCanSupportJump (edict_t *ent)
{
int solid = SVfloat (ent, solid);
if (solid == SOLID_BSP)
return 1;
if (!sv_jump_any->int_val)
return 0;
if (solid == SOLID_NOT || solid == SOLID_SLIDEBOX)
return 0;
return 1;
}
#define MAX_CLIP_PLANES 5
/*
@ -284,7 +298,7 @@ SV_FlyMove (edict_t *ent, float time, trace_t *steptrace)
if (trace.plane.normal[2] > 0.7) {
blocked |= 1; // floor
if (SVfloat (trace.ent, solid) == SOLID_BSP) {
if (SV_EntCanSupportJump (trace.ent)) {
SVfloat (ent, flags) = (int) SVfloat (ent, flags) |
FL_ONGROUND;
SVentity (ent, groundentity) = EDICT_TO_PROG (&sv_pr_state,