Remove duplicated tiles and maps which are shared between several BG …

…images

include/bg.h

@@ -1,162 +1,132 @@
 extern unsigned char bg_0_tiles[];
-extern unsigned short bg_0_map[];
-extern unsigned short bg_0_palette[];
+extern unsigned char bg_0_map[];
+extern unsigned char bg_0_palette[];
 extern unsigned char bg_1_tiles[];
-extern unsigned short bg_1_map[];
-extern unsigned short bg_1_palette[];
+extern unsigned char bg_1_map[];
+extern unsigned char bg_1_palette[];
 extern unsigned char bg_2_tiles[];
-extern unsigned short bg_2_map[];
-extern unsigned short bg_2_palette[];
+extern unsigned char bg_2_map[];
+extern unsigned char bg_2_palette[];
 extern unsigned char bg_3_tiles[];
-extern unsigned short bg_3_map[];
-extern unsigned short bg_3_palette[];
-extern unsigned char bg_4_tiles[];
-extern unsigned short bg_4_map[];
-extern unsigned short bg_4_palette[];
+extern unsigned char bg_3_map[];
+extern unsigned char bg_3_palette[];
+extern unsigned char bg_4_palette[];
 extern unsigned char bg_5_tiles[];
-extern unsigned short bg_5_map[];
-extern unsigned short bg_5_palette[];
-extern unsigned char bg_6_tiles[];
-extern unsigned short bg_6_map[];
-extern unsigned short bg_6_palette[];
+extern unsigned char bg_5_map[];
+extern unsigned char bg_5_palette[];
+extern unsigned char bg_6_palette[];
 extern unsigned char bg_7_tiles[];
-extern unsigned short bg_7_map[];
-extern unsigned short bg_7_palette[];
+extern unsigned char bg_7_map[];
+extern unsigned char bg_7_palette[];
 extern unsigned char bg_8_tiles[];
-extern unsigned short bg_8_map[];
-extern unsigned short bg_8_palette[];
+extern unsigned char bg_8_map[];
+extern unsigned char bg_8_palette[];
 extern unsigned char bg_9_tiles[];
-extern unsigned short bg_9_map[];
-extern unsigned short bg_9_palette[];
+extern unsigned char bg_9_map[];
+extern unsigned char bg_9_palette[];
 extern unsigned char bg_10_tiles[];
-extern unsigned short bg_10_map[];
-extern unsigned short bg_10_palette[];
-extern unsigned char bg_11_tiles[];
-extern unsigned short bg_11_map[];
-extern unsigned short bg_11_palette[];
+extern unsigned char bg_10_map[];
+extern unsigned char bg_10_palette[];
+extern unsigned char bg_11_palette[];
 extern unsigned char bg_12_tiles[];
-extern unsigned short bg_12_map[];
-extern unsigned short bg_12_palette[];
-extern unsigned char bg_13_tiles[];
-extern unsigned short bg_13_map[];
-extern unsigned short bg_13_palette[];
+extern unsigned char bg_12_map[];
+extern unsigned char bg_12_palette[];
+extern unsigned char bg_13_palette[];
 extern unsigned char bg_14_tiles[];
-extern unsigned short bg_14_map[];
-extern unsigned short bg_14_palette[];
-extern unsigned char bg_15_tiles[];
-extern unsigned short bg_15_map[];
-extern unsigned short bg_15_palette[];
+extern unsigned char bg_14_map[];
+extern unsigned char bg_14_palette[];
+extern unsigned char bg_15_palette[];
 extern unsigned char bg_16_tiles[];
-extern unsigned short bg_16_map[];
-extern unsigned short bg_16_palette[];
-extern unsigned char bg_17_tiles[];
-extern unsigned short bg_17_map[];
-extern unsigned short bg_17_palette[];
+extern unsigned char bg_16_map[];
+extern unsigned char bg_16_palette[];
+extern unsigned char bg_17_palette[];
 extern unsigned char bg_18_tiles[];
-extern unsigned short bg_18_map[];
-extern unsigned short bg_18_palette[];
+extern unsigned char bg_18_map[];
+extern unsigned char bg_18_palette[];
 extern unsigned char bg_19_tiles[];
-extern unsigned short bg_19_map[];
-extern unsigned short bg_19_palette[];
-extern unsigned char bg_20_tiles[];
-extern unsigned short bg_20_map[];
-extern unsigned short bg_20_palette[];
+extern unsigned char bg_19_map[];
+extern unsigned char bg_19_palette[];
+extern unsigned char bg_20_palette[];
 extern unsigned char bg_21_tiles[];
-extern unsigned short bg_21_map[];
-extern unsigned short bg_21_palette[];
-extern unsigned char bg_22_tiles[];
-extern unsigned short bg_22_map[];
-extern unsigned short bg_22_palette[];
+extern unsigned char bg_21_map[];
+extern unsigned char bg_21_palette[];
+extern unsigned char bg_22_palette[];
 extern unsigned char bg_23_tiles[];
-extern unsigned short bg_23_map[];
-extern unsigned short bg_23_palette[];
+extern unsigned char bg_23_map[];
+extern unsigned char bg_23_palette[];
 extern unsigned char bg_24_tiles[];
-extern unsigned short bg_24_map[];
-extern unsigned short bg_24_palette[];
-extern unsigned char bg_25_tiles[];
-extern unsigned short bg_25_map[];
-extern unsigned short bg_25_palette[];
-extern unsigned char bg_26_tiles[];
-extern unsigned short bg_26_map[];
-extern unsigned short bg_26_palette[];
+extern unsigned char bg_24_map[];
+extern unsigned char bg_24_palette[];
+extern unsigned char bg_25_palette[];
+extern unsigned char bg_26_palette[];
 extern unsigned char bg_27_tiles[];
-extern unsigned short bg_27_map[];
-extern unsigned short bg_27_palette[];
+extern unsigned char bg_27_map[];
+extern unsigned char bg_27_palette[];
 extern unsigned char bg_28_tiles[];
-extern unsigned short bg_28_map[];
-extern unsigned short bg_28_palette[];
+extern unsigned char bg_28_map[];
+extern unsigned char bg_28_palette[];
 extern unsigned char bg_29_tiles[];
-extern unsigned short bg_29_map[];
-extern unsigned short bg_29_palette[];
-extern unsigned char bg_30_tiles[];
-extern unsigned short bg_30_map[];
-extern unsigned short bg_30_palette[];
-extern unsigned char bg_31_tiles[];
-extern unsigned short bg_31_map[];
-extern unsigned short bg_31_palette[];
-extern unsigned char bg_32_tiles[];
-extern unsigned short bg_32_map[];
-extern unsigned short bg_32_palette[];
+extern unsigned char bg_29_map[];
+extern unsigned char bg_29_palette[];
+extern unsigned char bg_30_palette[];
+extern unsigned char bg_31_palette[];
+extern unsigned char bg_32_palette[];
 extern unsigned char bg_33_tiles[];
-extern unsigned short bg_33_map[];
-extern unsigned short bg_33_palette[];
+extern unsigned char bg_33_map[];
+extern unsigned char bg_33_palette[];
 extern unsigned char bg_34_tiles[];
-extern unsigned short bg_34_map[];
-extern unsigned short bg_34_palette[];
+extern unsigned char bg_34_map[];
+extern unsigned char bg_34_palette[];
 extern unsigned char bg_35_tiles[];
-extern unsigned short bg_35_map[];
-extern unsigned short bg_35_palette[];
+extern unsigned char bg_35_map[];
+extern unsigned char bg_35_palette[];
 extern unsigned char bg_36_tiles[];
-extern unsigned short bg_36_map[];
-extern unsigned short bg_36_palette[];
+extern unsigned char bg_36_map[];
+extern unsigned char bg_36_palette[];
 extern unsigned char bg_37_tiles[];
-extern unsigned short bg_37_map[];
-extern unsigned short bg_37_palette[];
+extern unsigned char bg_37_map[];
+extern unsigned char bg_37_palette[];
 extern unsigned char bg_38_tiles[];
-extern unsigned short bg_38_map[];
-extern unsigned short bg_38_palette[];
-extern unsigned char bg_39_tiles[];
-extern unsigned short bg_39_map[];
-extern unsigned short bg_39_palette[];
+extern unsigned char bg_38_map[];
+extern unsigned char bg_38_palette[];
+extern unsigned char bg_39_palette[];
 extern unsigned char bg_40_tiles[];
-extern unsigned short bg_40_map[];
-extern unsigned short bg_40_palette[];
+extern unsigned char bg_40_map[];
+extern unsigned char bg_40_palette[];
 extern unsigned char bg_41_tiles[];
-extern unsigned short bg_41_map[];
-extern unsigned short bg_41_palette[];
+extern unsigned char bg_41_map[];
+extern unsigned char bg_41_palette[];
 extern unsigned char bg_42_tiles[];
-extern unsigned short bg_42_map[];
-extern unsigned short bg_42_palette[];
+extern unsigned char bg_42_map[];
+extern unsigned char bg_42_palette[];
 extern unsigned char bg_43_tiles[];
-extern unsigned short bg_43_map[];
-extern unsigned short bg_43_palette[];
+extern unsigned char bg_43_map[];
+extern unsigned char bg_43_palette[];
 extern unsigned char bg_44_tiles[];
-extern unsigned short bg_44_map[];
-extern unsigned short bg_44_palette[];
-extern unsigned char bg_45_tiles[];
-extern unsigned short bg_45_map[];
-extern unsigned short bg_45_palette[];
+extern unsigned char bg_44_map[];
+extern unsigned char bg_44_palette[];
+extern unsigned char bg_45_palette[];
 extern unsigned char bg_46_tiles[];
-extern unsigned short bg_46_map[];
-extern unsigned short bg_46_palette[];
+extern unsigned char bg_46_map[];
+extern unsigned char bg_46_palette[];
 extern unsigned char bg_47_tiles[];
-extern unsigned short bg_47_map[];
-extern unsigned short bg_47_palette[];
+extern unsigned char bg_47_map[];
+extern unsigned char bg_47_palette[];
 extern unsigned char bg_48_tiles[];
-extern unsigned short bg_48_map[];
-extern unsigned short bg_48_palette[];
+extern unsigned char bg_48_map[];
+extern unsigned char bg_48_palette[];
 extern unsigned char bg_49_tiles[];
-extern unsigned short bg_49_map[];
-extern unsigned short bg_49_palette[];
+extern unsigned char bg_49_map[];
+extern unsigned char bg_49_palette[];
 extern unsigned char bg_50_tiles[];
-extern unsigned short bg_50_map[];
-extern unsigned short bg_50_palette[];
+extern unsigned char bg_50_map[];
+extern unsigned char bg_50_palette[];
 extern unsigned char bg_51_tiles[];
-extern unsigned short bg_51_map[];
-extern unsigned short bg_51_palette[];
+extern unsigned char bg_51_map[];
+extern unsigned char bg_51_palette[];
 extern unsigned char bg_52_tiles[];
-extern unsigned short bg_52_map[];
-extern unsigned short bg_52_palette[];
+extern unsigned char bg_52_map[];
+extern unsigned char bg_52_palette[];
 extern unsigned char bg_53_tiles[];
-extern unsigned short bg_53_map[];
-extern unsigned short bg_53_palette[];
+extern unsigned char bg_53_map[];
+extern unsigned char bg_53_palette[];

scripts/dump_bgs.py

@@ -47,10 +47,8 @@
                         f'\t.incbin "graphics/bg/{filename}"\n',])
 
 with open('../include/bg.h', 'w') as f:
-    for i in range(table_entries):
-        f.writelines([f'extern unsigned char bg_{i}_tiles[];\n',
-                        f'extern unsigned short bg_{i}_map[];\n',
-                        f'extern unsigned short bg_{i}_palette[];\n'])
+    for ptr in sorted(ptrs.keys()):
+        f.write(f'extern unsigned char {ptrs[ptr]}[];\n')
 
 with open('../src/ectscr_.c', 'a') as f:
     f.write('\nstruct CONST_DATA gfx_set gConvoBackgroundData[] = {\n')