public check_wsparcie()
{
	new Players[32], playerCount, a
	get_players(Players, playerCount, "ah")
	
	for (new i=0; i<playerCount; i++)
	{
		a = Players[i]
		if (wsparcie[n_g[a]][0]!=1)
			continue
		
		Predator_Goggles(a)
	}
}
new tablica[33][33]
stock zwroc_kogo(id)
{
	new Players[32], playerCount, s
	get_players(Players, playerCount, "a") 
	new id2
	for (new f=0; f<playerCount; f++) 
	{
		s = Players[f] 
		if(s == id) continue;
		if(n_g[id] != n_g[s]) continue;
		if(!is_user_alive(s))continue;
		if(get_user_team(id) != get_user_team(s)) continue;
		
		new id2 = s
		for (new f=0; f<playerCount; f++) 
		{
			s = Players[f] 
			
			if(s == id) continue;
			if(n_g[id] == n_g[s]) continue;
			if(player_class[s]==Ninja)continue;
			if(get_user_team(id) == get_user_team(s)) continue;
			if(fm_is_ent_visible(id2,s)){
				tablica[id][s]=1
			}
		}
	}
}
public Predator_Goggles(id)
{
	zwroc_kogo(id)
	
	new Float:my_origin[3] 
	entity_get_vector(id, EV_VEC_origin, my_origin)
	new s
	
	for (new i=0; i<32; i++) 
	{
		if(!tablica[id][i])continue;
		
		s = i 
		
		if(fm_is_ent_visible(id,i))
			continue;
		
		new Float:target_origin[3]
		// get origin of target
		entity_get_vector(s,EV_VEC_origin,target_origin)
		
		new Float:distance=vector_distance(my_origin,target_origin)
		
		// get vector from me to target
		new Float:v_middle[3]
		subVec(target_origin,my_origin,v_middle)
		
		// trace from me to target, getting hitpoint
		new Float:v_hitpoint[3]
		trace_line (-1,my_origin,target_origin,v_hitpoint)
		
		// get distance from me to hitpoint (nearest wall)
		new Float:distance_to_hitpoint=vector_distance(my_origin,v_hitpoint)
		
		// scale
		new Float:scaled_bone_len
		
		scaled_bone_len=distance_to_hitpoint/distance*50.0
		
		new Float:scaled_bone_width=distance_to_hitpoint/distance*150.0
		
		new Float:v_bone_start[3],Float:v_bone_end[3]
		new Float:offset_vector[3]
		
		// get the point 10.0 units away from wall
		normalize(v_middle,offset_vector,distance_to_hitpoint-10.0) // offset from wall
		
		// set to eye level
		new Float:eye_level[3]
		copyVec(my_origin,eye_level)
		
		eye_level[2]+=17.5
		
		addVec(offset_vector,eye_level)
		
		// start and end of green box
		copyVec(offset_vector,v_bone_start)
		copyVec(offset_vector,v_bone_end)
		v_bone_end[2]-=scaled_bone_len
		
		new Float:distance_target_hitpoint=distance-distance_to_hitpoint
		
		new actual_bright=255
		
		if (distance_target_hitpoint<640.0){
			actual_bright=(255-floatround(distance_target_hitpoint/12.0))
			
			}else{
			actual_bright=85
		}
		
		make_TE_BEAMPOINTS(id,v_bone_start,v_bone_end,floatround(scaled_bone_width),actual_bright)
		
		tablica[id][s] = 0
		
	}
	return PLUGIN_CONTINUE
	
}

public make_TE_BEAMPOINTS(id,Float:Vec1[3],Float:Vec2[3],width,brightness){
	message_begin(MSG_ONE_UNRELIABLE ,SVC_TEMPENTITY,{0,0,0},id) //message begin
	write_byte(0)
	write_coord(floatround(Vec1[0])) // start position
	write_coord(floatround(Vec1[1]))
	write_coord(floatround(Vec1[2]))
	write_coord(floatround(Vec2[0])) // end position
	write_coord(floatround(Vec2[1]))
	write_coord(floatround(Vec2[2]))
	write_short(laser) // sprite index
	write_byte(3) // starting frame
	write_byte(0) // frame rate in 0.1's
	write_byte(floatround(0.2*10)) // life in 0.1's
	write_byte(width) // line width in 0.1's
	write_byte(0) // noise amplitude in 0.01's
	write_byte(0)
	write_byte(255)
	write_byte(0)
	write_byte(brightness) // brightness)
	write_byte(0) // scroll speed in 0.1's
	message_end()
}
public copyVec(Float:Vec[3],Float:Ret[3]){
	Ret[0]=Vec[0]
	Ret[1]=Vec[1]
	Ret[2]=Vec[2]
}

public subVec(Float:Vec1[3],Float:Vec2[3],Float:Ret[3]){
	Ret[0]=Vec1[0]-Vec2[0]
	Ret[1]=Vec1[1]-Vec2[1]
	Ret[2]=Vec1[2]-Vec2[2]
}

public addVec(Float:Vec1[3],Float:Vec2[3]){
	Vec1[0]+=Vec2[0]
	Vec1[1]+=Vec2[1]
	Vec1[2]+=Vec2[2]
}
stock normalize(Float:fIn[3], Float:fOut[3], Float:fMul)
{
	new Float:fLen = xs_vec_len(fIn)
	xs_vec_copy(fIn, fOut)
	
	fOut[0] /= fLen, fOut[1] /= fLen, fOut[2] /= fLen
	fOut[0] *= fMul, fOut[1] *= fMul, fOut[2] *= fMul
}