Initial commit

rerelease/rogue/g_rogue_utils.cpp

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+// Copyright (c) ZeniMax Media Inc.
+// Licensed under the GNU General Public License 2.0.
+
+#include "../g_local.h"
+
+/*
+=================
+findradius2
+
+Returns entities that have origins within a spherical area
+
+ROGUE - tweaks for performance for tesla specific code
+only returns entities that can be damaged
+only returns entities that are FL_DAMAGEABLE
+
+findradius2 (origin, radius)
+=================
+*/
+edict_t *findradius2(edict_t *from, const vec3_t &org, float rad)
+{
+	// rad must be positive
+	vec3_t eorg;
+	int	   j;
+
+	if (!from)
+		from = g_edicts;
+	else
+		from++;
+	for (; from < &g_edicts[globals.num_edicts]; from++)
+	{
+		if (!from->inuse)
+			continue;
+		if (from->solid == SOLID_NOT)
+			continue;
+		if (!from->takedamage)
+			continue;
+		if (!(from->flags & FL_DAMAGEABLE))
+			continue;
+		for (j = 0; j < 3; j++)
+			eorg[j] = org[j] - (from->s.origin[j] + (from->mins[j] + from->maxs[j]) * 0.5f);
+		if (eorg.length() > rad)
+			continue;
+		return from;
+	}
+
+	return nullptr;
+}