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Lines Matching refs:tx

120 	int tx, ty;
128 	tx = ty = 0;
139 			tx = x;
143 			tx = x;
147 			tx = x + 2;
151 			tx = x - 2;
155 		if (tx < 0 || ty < 0 || tx >= WIDTH || ty >= HEIGHT)
157 		if (Maze[ty][tx] == SPACE)
159 		Maze[(y + ty) / 2][(x + tx) / 2] = SPACE;
160 		dig_maze(tx, ty);