simplified version of clearBuffers function

clearBuffers.cl

__kernel void clearBuffers(
  					   __global float2 * neighborMap,
						   int PARTICLE_COUNT
						   )
{
	int id = get_global_id( 0 );
	if( id >= PARTICLE_COUNT )return;
	
	float2 initVector = (float2)( -1, -1);
	
	neighborMap[id] = initVector;
}