[vitorrossi]

Spoiler

Originally Posted by Emp` This might be a helpful alternative: stock get_distance_to_line(Float:pos_start[3], Float:pos_end[3], Float:pos_object[3])   {  //credits to KoST     new Float:vec_start_end[3], Float:vec_start_object[3], Float:vec_end_object[3], Float:vec_end_start[3]     xs_vec_sub(pos_end, pos_start, vec_start_end)     // vector from start to end     xs_vec_sub(pos_object, pos_start, vec_start_object)     // vector from end to object     xs_vec_sub(pos_start, pos_end, vec_end_start)     // vector from end to start     xs_vec_sub(pos_end, pos_object, vec_end_object)         // vector object to end     new Float:len_start_object = getVecLen(vec_start_object)     new Float:angle_start = floatacos(xs_vec_dot(vec_start_end, vec_start_object) / (getVecLen(vec_start_end) * len_start_object), degrees)      new Float:angle_end = floatacos(xs_vec_dot(vec_end_start, vec_end_object) / (getVecLen(vec_end_start) * getVecLen(vec_end_object)), degrees)      if(angle_start <= 90.0 && angle_end <= 90.0)         return floatround(len_start_object * floatsin(angle_start, degrees))     return -1   } SourcePawn version stock Float get_distance_to_line( Float vStart[3], Float vEnd[3], Float vObject[3] ) {     Float vStartEnd[3], vStartObject[3];     SubtractVectors( vEnd, vStart, vStartEnd );     SubtractVectors( vObject, vStart, vStartObject );     Float fStartObject = GetVectorLength( vStartObject );     Float fAngleStart = RadiansToDegrees( ArcCosine( GetVectorDotProduct( vStartEnd, vStartObject ) / ( GetVectorLength( vStartEnd ) * fStartObject ) ) );     if ( fAngleStart > 90.0 )         return fStartObject;     Float vEndObject[3], vEndStart[3];     SubtractVectors( vStart, vEnd, vEndStart );     SubtractVectors( vEnd, vObject, vEndObject );     Float fEndObject = GetVectorLength( vEndObject );     Float fAngleEnd = RadiansToDegrees( ArcCosine( GetVectorDotProduct( vEndStart, vEndObject ) / ( GetVectorLength( vEndStart ) * fEndObject ) ) );     if ( fAngleEnd > 90.0 )         return fEndObject;     return fStartObject * Sine( DegreesToRadians( fAngleStart ) ); } Instead of using touch, use a loop to check if players are within distance.

This is a great alternative, especially when only using one beam.
However you need to be careful if using this with multiple beams, i.e. if you have 10 beams and 10 players, you'd have to call this stock 100 times.