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return_of_samus:technical_information:level_data_banks [2016/07/18 12:53] – [Screen Transitions Indexes] zero_one | return_of_samus:technical_information:level_data_banks [2022/04/28 05:22] (current) – [Screen Transitions Indexes] rt-55j | ||
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The next 0x200 (dec: 512) bytes form another 16x16 array of little-endian two-byte values. They serve two functions: | The next 0x200 (dec: 512) bytes form another 16x16 array of little-endian two-byte values. They serve two functions: | ||
- | - One of the bits of the value (bin: | + | - The twelfth bit of the value (set/ |
- The value itself specifies the screen transition number that the screen uses. The data that governs what each screen transition does is located in bank 5. | - The value itself specifies the screen transition number that the screen uses. The data that governs what each screen transition does is located in bank 5. | ||
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===== Level Data Chunks ===== | ===== Level Data Chunks ===== | ||
- | I know how this works, but I gotta write it down first. | + | the next 0x5900 (dec: 15104) bytes are the 59 level data chunks. each chunk is 16x16 bytes. each byte is one tile, and they are orginized 100% linearly. take the final chunk for example (which is, ironically, the first screen you ever see): |
+ | < | ||
+ | 7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f | ||
+ | 7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f | ||
+ | 7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f | ||
+ | 7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f | ||
+ | 7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f | ||
+ | 7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f | ||
+ | 7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f | ||
+ | 7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f | ||
+ | 7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f | ||
+ | 3c|0c|0d|0e|0f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f | ||
+ | 15|16|17|12|18|19|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f | ||
+ | 20|21|22|23|24|25|26|7f|7f|7f|7f|7f|7f|7f|7f|7f | ||
+ | 2d|2e|2f|30|31|32|33|7f|7f|7f|7f|7f|7f|7f|7f|7f | ||
+ | 37|05|06|07|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f|7f | ||
+ | 7f|7f|7f|7f|7f|7f|7f|76|7f|71|70|74|73|76|70|7f | ||
+ | 39|39|39|39|39|39|39|39|39|39|39|39|39|39|39|39 | ||
+ | </ | ||
+ | all you really need to know to understand what I mean is that 7f is air tiles, and 39 is ground tiles. if you DO want to have a breakdown of tiles hex values, see [[return_of_samus: |