void initClouds(Clouds *cs) {
for (int i = 0; i < CLOUD_DIM_X; i++) {
for (int j = 0; j < CLOUD_DIM_Y; j++) {
for (int k = 0; k < CLOUD_DIM_Z; k++) {
cs->act[i][j][k] = randf() < 0.01;
cs->cld[i][j][k] = false;
void initClouds(Clouds *cs) {
for (int i = 0; i < CLOUD_DIM_X; i++) {
for (int j = 0; j < CLOUD_DIM_Y; j++) {
for (int k = 0; k < CLOUD_DIM_Z; k++) {
cs->act[i][j][k] = randf() < 0.01;
cs->cld[i][j][k] = false;