#define A -1,-1,-1, #define B -1,-1, 1, #define C -1, 1,-1, #define D -1, 1, 1, #define E 1,-1,-1, #define F 1,-1, 1, #define G 1, 1,-1, #define H 1, 1, 1, float d_cube[] = { 3*3*2*6, A C E G E C E G F H F G F H B D B H B D A C A D C D G H G D E B A B E F };