+ EL_DF_STEEL_GRID_FIXED_1,
+ EL_DF_STEEL_GRID_FIXED_8,
+ EL_DF_STEEL_GRID_FIXED_7,
+ EL_DF_STEEL_GRID_FIXED_6,
+ EL_DF_STEEL_GRID_FIXED_5,
+ EL_DF_STEEL_GRID_FIXED_4,
+ EL_DF_STEEL_GRID_FIXED_3,
+ EL_DF_STEEL_GRID_FIXED_2
+ },
+ {
+ EL_DF_WOODEN_GRID_FIXED_1,
+ EL_DF_WOODEN_GRID_FIXED_8,
+ EL_DF_WOODEN_GRID_FIXED_7,
+ EL_DF_WOODEN_GRID_FIXED_6,
+ EL_DF_WOODEN_GRID_FIXED_5,
+ EL_DF_WOODEN_GRID_FIXED_4,
+ EL_DF_WOODEN_GRID_FIXED_3,
+ EL_DF_WOODEN_GRID_FIXED_2
+ },
+ {
+ EL_DF_STEEL_GRID_ROTATING_1,
+ EL_DF_STEEL_GRID_ROTATING_8,
+ EL_DF_STEEL_GRID_ROTATING_7,
+ EL_DF_STEEL_GRID_ROTATING_6,
+ EL_DF_STEEL_GRID_ROTATING_5,
+ EL_DF_STEEL_GRID_ROTATING_4,
+ EL_DF_STEEL_GRID_ROTATING_3,
+ EL_DF_STEEL_GRID_ROTATING_2
+ },
+ {
+ EL_DF_WOODEN_GRID_ROTATING_1,
+ EL_DF_WOODEN_GRID_ROTATING_8,
+ EL_DF_WOODEN_GRID_ROTATING_7,
+ EL_DF_WOODEN_GRID_ROTATING_6,
+ EL_DF_WOODEN_GRID_ROTATING_5,
+ EL_DF_WOODEN_GRID_ROTATING_4,
+ EL_DF_WOODEN_GRID_ROTATING_3,
+ EL_DF_WOODEN_GRID_ROTATING_2
+ },
+
+ {
+ -1,
+ },
+ };
+ static int rotatable_elements_16[][16] =
+ {
+ {
+ EL_MM_MIRROR_1,
+ EL_MM_MIRROR_16,
+ EL_MM_MIRROR_15,
+ EL_MM_MIRROR_14,
+ EL_MM_MIRROR_13,
+ EL_MM_MIRROR_12,
+ EL_MM_MIRROR_11,
+ EL_MM_MIRROR_10,
+ EL_MM_MIRROR_9,
+ EL_MM_MIRROR_8,
+ EL_MM_MIRROR_7,
+ EL_MM_MIRROR_6,
+ EL_MM_MIRROR_5,
+ EL_MM_MIRROR_4,
+ EL_MM_MIRROR_3,
+ EL_MM_MIRROR_2
+ },
+ {
+ EL_MM_TELEPORTER_5,
+ EL_MM_TELEPORTER_4,
+ EL_MM_TELEPORTER_3,
+ EL_MM_TELEPORTER_2,
+ EL_MM_TELEPORTER_1,
+ EL_MM_TELEPORTER_16,
+ EL_MM_TELEPORTER_15,
+ EL_MM_TELEPORTER_14,
+ EL_MM_TELEPORTER_13,
+ EL_MM_TELEPORTER_12,
+ EL_MM_TELEPORTER_11,
+ EL_MM_TELEPORTER_10,
+ EL_MM_TELEPORTER_9,
+ EL_MM_TELEPORTER_8,
+ EL_MM_TELEPORTER_7,
+ EL_MM_TELEPORTER_6
+ },
+ {
+ EL_MM_TELEPORTER_RED_5,
+ EL_MM_TELEPORTER_RED_4,
+ EL_MM_TELEPORTER_RED_3,
+ EL_MM_TELEPORTER_RED_2,
+ EL_MM_TELEPORTER_RED_1,
+ EL_MM_TELEPORTER_RED_16,
+ EL_MM_TELEPORTER_RED_15,
+ EL_MM_TELEPORTER_RED_14,
+ EL_MM_TELEPORTER_RED_13,
+ EL_MM_TELEPORTER_RED_12,
+ EL_MM_TELEPORTER_RED_11,
+ EL_MM_TELEPORTER_RED_10,
+ EL_MM_TELEPORTER_RED_9,
+ EL_MM_TELEPORTER_RED_8,
+ EL_MM_TELEPORTER_RED_7,
+ EL_MM_TELEPORTER_RED_6
+ },
+ {
+ EL_MM_TELEPORTER_YELLOW_5,
+ EL_MM_TELEPORTER_YELLOW_4,
+ EL_MM_TELEPORTER_YELLOW_3,
+ EL_MM_TELEPORTER_YELLOW_2,
+ EL_MM_TELEPORTER_YELLOW_1,
+ EL_MM_TELEPORTER_YELLOW_16,
+ EL_MM_TELEPORTER_YELLOW_15,
+ EL_MM_TELEPORTER_YELLOW_14,
+ EL_MM_TELEPORTER_YELLOW_13,
+ EL_MM_TELEPORTER_YELLOW_12,
+ EL_MM_TELEPORTER_YELLOW_11,
+ EL_MM_TELEPORTER_YELLOW_10,
+ EL_MM_TELEPORTER_YELLOW_9,
+ EL_MM_TELEPORTER_YELLOW_8,
+ EL_MM_TELEPORTER_YELLOW_7,
+ EL_MM_TELEPORTER_YELLOW_6
+ },
+ {
+ EL_MM_TELEPORTER_GREEN_5,
+ EL_MM_TELEPORTER_GREEN_4,
+ EL_MM_TELEPORTER_GREEN_3,
+ EL_MM_TELEPORTER_GREEN_2,
+ EL_MM_TELEPORTER_GREEN_1,
+ EL_MM_TELEPORTER_GREEN_16,
+ EL_MM_TELEPORTER_GREEN_15,
+ EL_MM_TELEPORTER_GREEN_14,
+ EL_MM_TELEPORTER_GREEN_13,
+ EL_MM_TELEPORTER_GREEN_12,
+ EL_MM_TELEPORTER_GREEN_11,
+ EL_MM_TELEPORTER_GREEN_10,
+ EL_MM_TELEPORTER_GREEN_9,
+ EL_MM_TELEPORTER_GREEN_8,
+ EL_MM_TELEPORTER_GREEN_7,
+ EL_MM_TELEPORTER_GREEN_6
+ },
+ {
+ EL_MM_TELEPORTER_BLUE_5,
+ EL_MM_TELEPORTER_BLUE_4,
+ EL_MM_TELEPORTER_BLUE_3,
+ EL_MM_TELEPORTER_BLUE_2,
+ EL_MM_TELEPORTER_BLUE_1,
+ EL_MM_TELEPORTER_BLUE_16,
+ EL_MM_TELEPORTER_BLUE_15,
+ EL_MM_TELEPORTER_BLUE_14,
+ EL_MM_TELEPORTER_BLUE_13,
+ EL_MM_TELEPORTER_BLUE_12,
+ EL_MM_TELEPORTER_BLUE_11,
+ EL_MM_TELEPORTER_BLUE_10,
+ EL_MM_TELEPORTER_BLUE_9,
+ EL_MM_TELEPORTER_BLUE_8,
+ EL_MM_TELEPORTER_BLUE_7,
+ EL_MM_TELEPORTER_BLUE_6
+ },
+ {
+ EL_MM_POLARIZER_1,
+ EL_MM_POLARIZER_16,
+ EL_MM_POLARIZER_15,
+ EL_MM_POLARIZER_14,
+ EL_MM_POLARIZER_13,
+ EL_MM_POLARIZER_12,
+ EL_MM_POLARIZER_11,
+ EL_MM_POLARIZER_10,
+ EL_MM_POLARIZER_9,
+ EL_MM_POLARIZER_8,
+ EL_MM_POLARIZER_7,
+ EL_MM_POLARIZER_6,
+ EL_MM_POLARIZER_5,
+ EL_MM_POLARIZER_4,
+ EL_MM_POLARIZER_3,
+ EL_MM_POLARIZER_2
+ },
+ {
+ EL_DF_MIRROR_1,
+ EL_DF_MIRROR_16,
+ EL_DF_MIRROR_15,
+ EL_DF_MIRROR_14,
+ EL_DF_MIRROR_13,
+ EL_DF_MIRROR_12,
+ EL_DF_MIRROR_11,
+ EL_DF_MIRROR_10,
+ EL_DF_MIRROR_9,
+ EL_DF_MIRROR_8,
+ EL_DF_MIRROR_7,
+ EL_DF_MIRROR_6,
+ EL_DF_MIRROR_5,
+ EL_DF_MIRROR_4,
+ EL_DF_MIRROR_3,
+ EL_DF_MIRROR_2
+ },
+ {
+ EL_DF_MIRROR_ROTATING_1,
+ EL_DF_MIRROR_ROTATING_16,
+ EL_DF_MIRROR_ROTATING_15,
+ EL_DF_MIRROR_ROTATING_14,
+ EL_DF_MIRROR_ROTATING_13,
+ EL_DF_MIRROR_ROTATING_12,
+ EL_DF_MIRROR_ROTATING_11,
+ EL_DF_MIRROR_ROTATING_10,
+ EL_DF_MIRROR_ROTATING_9,
+ EL_DF_MIRROR_ROTATING_8,
+ EL_DF_MIRROR_ROTATING_7,
+ EL_DF_MIRROR_ROTATING_6,
+ EL_DF_MIRROR_ROTATING_5,
+ EL_DF_MIRROR_ROTATING_4,
+ EL_DF_MIRROR_ROTATING_3,
+ EL_DF_MIRROR_ROTATING_2
+ },
+
+ {
+ -1,
+ },
+ };
+ int i, j;
+
+ for (i = 0; swappable_elements[i][0] != -1; i++)
+ {
+ int element1 = swappable_elements[i][0];
+ int element2 = swappable_elements[i][1];
+
+ if (old_element == element1 || old_element == element2)
+ new_element = (old_element == element1 ? element2 : element1);
+ }
+
+ for (i = 0; rotatable_elements_4[i][0] != -1; i++)
+ {
+ for (j = 0; j < 4; j++)
+ {
+ int element = rotatable_elements_4[i][j];
+
+ if (old_element == element)
+ new_element = (button == 1 ? rotatable_elements_4[i][(j + 3) % 4] :
+ button == 2 ? rotatable_elements_4[i][0] :
+ button == 3 ? rotatable_elements_4[i][(j + 1) % 4] :
+ old_element);
+ }
+ }
+
+ for (i = 0; rotatable_elements_8[i][0] != -1; i++)
+ {
+ for (j = 0; j < 8; j++)
+ {
+ int element = rotatable_elements_8[i][j];
+
+ if (old_element == element)
+ new_element = (button == 1 ? rotatable_elements_8[i][(j + 7) % 8] :
+ button == 2 ? rotatable_elements_8[i][0] :
+ button == 3 ? rotatable_elements_8[i][(j + 1) % 8] :
+ old_element);
+ }
+ }
+
+ for (i = 0; rotatable_elements_16[i][0] != -1; i++)
+ {
+ for (j = 0; j < 16; j++)
+ {
+ int element = rotatable_elements_16[i][j];
+