bool IsValidGridPos() { foreach (Transform child in transform) { Vector2 v = GridBehavior.RoundVec2(child.position); //not inside border ? if (!GridBehavior.InsideBorder(v)) { return(false); } //Block in grid cell (and not part of the same group) ? if (GridBehavior.grid[(int)v.x, (int)v.y] != null && GridBehavior.grid[(int)v.x, (int)v.y].parent != transform) { return(false); } } return(true); }
void updateGrid() { // Remove old children from grid for (int y = 0; y < GridBehavior.h; ++y) { for (int x = 0; x < GridBehavior.w; ++x) { if (GridBehavior.grid[x, y] != null) { if (GridBehavior.grid[x, y].parent == transform) { GridBehavior.grid[x, y] = null; } } } } // Add new children to grid foreach (Transform child in transform) { Vector2 v = GridBehavior.RoundVec2(child.position); GridBehavior.grid[(int)v.x, (int)v.y] = child; } }