shithub: qk1

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physics: make grenades bounce af on downward slopes (thanks LH, Baker, r00k)

--- a/sv_phys.c

+++ b/sv_phys.c

@@ -1000,8 +1000,7 @@

 	SV_CheckVelocity (ent);

 	// add gravity

-	if (ent->v.movetype != MOVETYPE_FLY

-	&& ent->v.movetype != MOVETYPE_FLYMISSILE)

+	if (ent->v.movetype != MOVETYPE_FLY && ent->v.movetype != MOVETYPE_FLYMISSILE)

 		SV_AddGravity (ent);

 	// move angles

@@ -1010,28 +1009,23 @@

 	// move origin

 	VectorScale (ent->v.velocity, host_frametime, move);

 	trace = SV_PushEntity (ent, move);

-	if (trace.fraction == 1)

+	if(ent->free || trace.fraction == 1)

 		return;

-	if (ent->free)

-		return;

-	if (ent->v.movetype == MOVETYPE_BOUNCE)

+	if(ent->v.movetype == MOVETYPE_BOUNCE)

 		backoff = 1.5;

 	else

 		backoff = 1;

-	ClipVelocity (ent->v.velocity, trace.plane.normal, ent->v.velocity, backoff);

+	ClipVelocity(ent->v.velocity, trace.plane.normal, ent->v.velocity, backoff);

 	// stop if on ground

-	if (trace.plane.normal[2] > 0.7)

-	{

-		if (ent->v.velocity[2] < 60 || ent->v.movetype != MOVETYPE_BOUNCE)

-		{

-			ent->v.flags = (int)ent->v.flags | FL_ONGROUND;

-			ent->v.groundentity = EDICT_TO_PROG(trace.ent);

-			VectorCopy (vec3_origin, ent->v.velocity);

-			VectorCopy (vec3_origin, ent->v.avelocity);

-		}

+	if(trace.plane.normal[2] > 0.5 && DotProduct(trace.plane.normal, ent->v.velocity) < 15){

+		ent->v.flags = (int)ent->v.flags | FL_ONGROUND;

+		ent->v.groundentity = EDICT_TO_PROG(trace.ent);

+		ClipVelocity(ent->v.velocity, trace.plane.normal, ent->v.velocity, backoff + trace.plane.normal[2]);

+	}else{

+		ent->v.flags = (int)ent->v.flags & ~FL_ONGROUND;

 	}

 	// check for in water