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[Decompilation] [th04/th05] Dialog: Script loading functions
Part of P0186, funded by [Anonymous] and Blue Bolt.
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1 @@ | ||
| #include "th04/formats/dialog.cpp" |
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| @@ -0,0 +1,43 @@ | ||
| #pragma option -zCmain_TEXT | ||
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| #include <stddef.h> | ||
| #include "platform.h" | ||
| #include "master.hpp" | ||
| #include "th04/score.h" | ||
| #include "th04/resident.hpp" | ||
| #include "th04/formats/dialog.hpp" | ||
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| void pascal near dialog_load(const char *fn) | ||
| { | ||
| size_t size; | ||
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| // While hmem_free() isn't specified to perform a NULL check, it does in | ||
| // practice. So while this is *technically* fine, it's not the cleanest | ||
| // solution. Fixed in TH05. | ||
| hmem_free(reinterpret_cast<void __seg *>(dialog_p)); | ||
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| file_ropen(fn); | ||
| size = file_size(); | ||
| dialog_p = reinterpret_cast<unsigned char far *>(hmem_allocbyte(size)); | ||
| file_read(dialog_p, size); | ||
| file_close(); | ||
| } | ||
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| void near dialog_load(void) | ||
| { | ||
| #define fn dialog_fn | ||
| extern char *fn; | ||
| dialog_fn[3] = resident->playchar_ascii; | ||
| dialog_fn[4] = resident->stage_ascii; | ||
| dialog_load(dialog_fn); | ||
| #undef fn | ||
| } | ||
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| void dialog_load_yuuka5_defeat_bad(void) | ||
| { | ||
| #define fn dialog_fn_yuuka5_defeat_bad | ||
| extern char *fn; | ||
| fn[3] = resident->playchar_ascii; | ||
| dialog_load(fn); | ||
| #undef fn | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,2 +1,13 @@ | ||
| // Script buffer pointer | ||
| extern unsigned char far *dialog_p; | ||
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| // Loads a dialog script from the file with the given name. `near` in this | ||
| // game, as it's only used internally. | ||
| void pascal near dialog_load(const char *fn); | ||
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| // Loads the dialog script after defeating Stage 5 Yuuka with continues or on | ||
| // Easy mode, shown before the Bad Ending. | ||
| void dialog_load_yuuka5_defeat_bad(void); | ||
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| // Loads the dialog script for the current player character and stage. | ||
| void near dialog_load(void); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| #include "th05/formats/dialog.cpp" |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| #pragma option -zCmain_TEXT | ||
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| #include <stddef.h> | ||
| #include "platform.h" | ||
| #include "master.hpp" | ||
| #include "th04/common.h" | ||
| #include "th04/score.h" | ||
| #include "th04/main/stage/stage.hpp" | ||
| #include "th05/playchar.h" | ||
| #include "th05/resident.hpp" | ||
| #include "th05/formats/dialog.hpp" | ||
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| void pascal dialog_load(const char *fn) | ||
| { | ||
| size_t size; | ||
| tx2_header_t header; | ||
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| if(dialog_p) { | ||
| hmem_free(reinterpret_cast<void __seg *>(dialog_p)); | ||
| } | ||
| file_ropen(fn); | ||
| file_read(&header, sizeof(header)); | ||
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| // A sanity check here would have been particularly helpful for | ||
| // translators, who tend to start out by just blindly editing a .TX2 file. | ||
| size = (header.offset_for[playchar + 1] - header.offset_for[playchar]); | ||
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| dialog_p = reinterpret_cast<unsigned char far *>(hmem_allocbyte(size)); | ||
| file_seek(header.offset_for[playchar], SEEK_SET); | ||
| file_read(dialog_p, size); | ||
| file_close(); | ||
| } | ||
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| void near dialog_load(void) | ||
| { | ||
| #define fn dialog_fn | ||
| extern char *fn; | ||
| fn[4] = ('0' + stage_id); | ||
| dialog_load(fn); | ||
| #undef fn | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,8 +1,26 @@ | ||
| /// TH05 in-game dialog script format | ||
| /// --------------------------------- | ||
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| struct tx2_header_t { | ||
| // The dialog script for player character N is stored between | ||
| // `offset_for[N]` and `offset_for[N + 1]`. | ||
| uint16_t offset_for[PLAYCHAR_COUNT + 1]; | ||
| }; | ||
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| const uint8_t FACE_NONE = 0xFF; | ||
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| // Script buffer pointer | ||
| extern unsigned char far *dialog_p; | ||
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| // Loading and freeing | ||
| // ------------------- | ||
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| // Loads the dialog script for the current player character from the .TX2 file | ||
| // with the given name. `far` in this game, as it's also called from outside | ||
| // its segment. | ||
| void pascal dialog_load(const char *fn); | ||
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| // Loads the dialog script for the current player character and stage. | ||
| void near dialog_load(void); | ||
| // ------------------- | ||
| /// --------------------------------- |
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