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paper_mario:dialog_system

Paper Mario Dialog System

Paper Mario uses a mix of bytecode and encoded text for its written dialog.

Dialog Banks

The US and Japanese NTSC ROMs each use a single dialog bank while the PAL ROM uses four banks for English, German, French, and Spanish. Each bank is roughly 1MB in size.

Bank Locations

NTSC US

Address Size Language
01B83000 00101D30 English

NTSC J

Address Size Language
01D40000 (TODO) Japanese

PAL

Address Size Language
02030000 (TODO) English
021B0000 (TODO) German
02330000 (TODO) French
024B0000 (TODO) Spanish

Bank Structure

1. Header
2. Sections
  2a. Sequences
  2b. Sequence Offsets

The header is a zero-terminated list of 32-bit offsets pointing to each section's Sequence Offsets (2b). All offsets are relative to the start of the dialog bank.

2. Sections

Each section contains dialog data for a given area of the game. They are aligned to 16-byte boundaries in the original ROMs.

2a. Sequences

Sequences consist of text with a custom encoding mixed in with some basic bytecode that controls attributes such as style, color, and timing. In the original ROMs, each sequence is aligned to a 4 byte boundary.

2b. Sequence Offsets

This is a list of start and end offset pairs that reference each sequence within the section. Start and end offsets are overlapped. The list is terminated when an end offset points to the beginning of the list.

US & PAL Sequence Encoding

The NTSC-US and PAL ROMs share the same encoding for their dialog sequences. (Note: Names like “CHR_MUSIC_NOTE” are derived from this document or made up for documentation purposes).

Character(s) Value Params Description
CHR_MUSIC_NOTE 0x00 -
(! to /) 0x01 to 0x0F -
(0 to 9) 0x10 to 0x19 -
: 0x1A -
; 0x1B -
< 0x1C -
= 0x1D -
> 0x1E -
? 0x1F -
@ 0x20 -
(A to Z) 0x21 to 0x3A -
( 0x3B -
¥ 0x3C -
) 0x3D -
^ 0x3E -
_ 0x3F -
` 0x40 -
(a to z) 0x41 to 0x5A -
{ 0x5B -
| 0x5C -
} 0x5D -
~ 0x5E -
° 0x5F -
À 0x60 -
Á 0x61 -
 0x62 -
Ä 0x63 -
Ç 0x64 -
È 0x65 -
É 0x66 -
Ê 0x67 -
Ë 0x68 -
Ì 0x69 -
Í 0x6A -
Î 0x6B -
Ï 0x6C -
Ñ 0x6D -
Ò 0x6E -
Ó 0x6F -
Ô 0x70 -
Ö 0x71 -
Ù 0x72 -
Ú 0x73 -
Û 0x74 -
Ü 0x75 -
ß 0x76 -
à 0x77 -
á 0x78 -
â 0x79 -
ä 0x7A -
ç 0x7B -
è 0x7C -
é 0x7D -
ê 0x7E -
ë 0x7F -
ì 0x80 -
í 0x81 -
î 0x82 -
ï 0x83 -
ñ 0x84 -
ò 0x85 -
ó 0x86 -
ô 0x87 -
ö 0x88 -
ù 0x89 -
ú 0x8A -
û 0x8B -
ü 0x8C -
¡ 0x8D -
¿ 0x8E -
ª 0x8F -
CHR_HEART 0x90 -
CHR_STAR 0x91 -
CHR_UP_ARROW 0x92 -
CHR_DN_ARROW 0x93 -
CHR_LT_ARROW 0x94 -
CHR_RT_ARROW 0x95 -
CHR_O_NOUGHT 0x96 -
CHR_X_CROSS 0x97 -
CHR_A_BUTTON 0x98 -
CHR_B_BUTTON 0x99 -
CHR_L_BUTTON 0x9A -
CHR_R_BUTTON 0x9B -
CHR_Z_BUTTON 0x9C -
CHR_C_UP_BUTTON 0x9D -
CHR_C_DN_BUTTON 0x9E -
CHR_C_LT_BUTTON 0x9F -
CHR_C_RT_BUTTON 0xA0 -
CHR_START_BUTTON 0xA1 -
CHR_NULL_0 0xA2 -
CHR_NULL_1 0xA3 -
CHR_NULL_2 0xA4 -
CHR_NULL_3 0xA5 -
CHR_NULL_4 0xA6 -
CHR_TAB_16 0xA8 -
CHR_TAB_6 0xA9 -
CHR_LINE_BREAK 0xF0 -
CHR_BELL 0xF1 - Makes a bell sound and waits for player input
CHR_DELAY 0xF2 yes Pauses the dialog sequence for specified number of frames
(Space) 0xF7 -
CHR_NEXT_BUBBLE 0xFB - Advances to the next bubble in the dialog sequence
CHR_STYLE 0xFC yes Sets the style of the dialog box
CHR_END 0xFD - Ends the dialog sequence
CHR_CMD 0xFF yes Executes an advanced command

Japanese Sequence Encoding

TODO: desu desu

CHR_DELAY (F2)

Pauses the dialog sequence for a specified number of frames.

F1 [NN]
NN = Number of frames

CHR_STYLE (FC)

Sets the visual style of the dialog specified by a Style ID. Additional arguments may be required depending the style.

FC [SS]
SS = Style ID

CHR_CMD (FF)

Runs an advanced command specified by a Command ID. Additional arguments may be required depending on the command.

FF [CC]
CC = Command ID

Styles

The following IDs are used with the CHR_STYLE special character.

Style Value Params
STYLE_INVALID 0x00 -
STYLE_BUBBLE_RIGHT 0x01 -
STYLE_BUBBLE_LEFT 0x02 -
STYLE_BUBBLE_A 0x03 -
STYLE_BUBBLE_B 0x04 -
STYLE_WHITE_BORDER 0x05 4
STYLE_NARRATION_A 0x06 -
STYLE_SIGN_POST 0x07 -
STYLE_BLUE_MESSAGE 0x08 1
STYLE_INVALID_2 0x09 -
STYLE_WHITE_BUBBLE_A 0x0A -
STYLE_WHITE_BUBBLE_B 0x0B -
STYLE_NO_DISPLAY 0x0C -
STYLE_NARRATION_SILENT 0x0D -
STYLE_NO_DISPLAY_V_CENTER 0x0E -
STYLE_NARRATION_B 0x0F -

STYLE_WHITE_BORDER (05)

FC 05 [XX] [YY] [WW] [HH]
XX = X position from left
YY = Y position from top
WW = Width
HH = Height

STYLE_BLUE_MESSAGE (08)

FC 08 [HH]
HH = Height (0x40 = Normal height)

Commands

The following IDs are used with the CHR_CMD special character.

Command Value Params
CMD_UNK_00 0x00 ?
CMD_UNK_04 0x04 -
CMD_TEXT_COLOR 0x05 1
CMD_UNK_07 0x07 -
CMD_UNK_08 0x08 -
CMD_PRINT_INSTANT 0x09 -
CMD_CANCEL_WRITING 0x0A -
CMD_FONT_KERNING 0x0B 1
CMD_AUTO_SCROLL 0x0C 1
CMD_FONT_SIZE 0x0D 2
CMD_FONT_SIZE_RESET 0x0E -
CMD_PRINT_SPEED 0x0F 2
CMD_MARGIN 0x10 2
CMD_UNK_11 0x11 1
CMD_UNK_12 0x12 1
CMD_UNK_13 0x13 1
CMD_UNK_14 0x14 1
CMD_GRAPHIC_A 0x15 1
CMD_ICON 0x17 2
CMD_GRAPHIC_B 0x18 7
CMD_UNK_1A 0x1A 8
CMD_UNK_1B 0x1B 7
CMD_UNK_1E 0x1E 1
CMD_UNK_1F 0x1F 1
CMD_UNK_20 0x20 1
CMD_UNK_21 0x21 1
CMD_UNK_22 0x21 -
CMD_UNK_23 0x23 -
CMD_SAVE_TEXT_COLOR 0x24 -
CMD_LOAD_TEXT_COLOR 0x25 -
CMD_START_EFFECT 0x26 1
CMD_CANCEL_EFFECT 0x27 1
CMD_UNK_28 0x28 1
CMD_UNK_29 0x29 1
CMD_UNK_2B 0x2B -
CMD_VOLUME 0x2E 1
CMD_VOICE 0x2F 1

TODO params

TODO asm checks needed:

  • 1e through 21 selection related
  • 01, 02, 03 unused ?
  • 06 unused ?
  • 16 possibly unused
  • 19 unused?
  • 1c possibly unused
  • 2a unused?
  • 2C, 2d unused ?

Effects

The following IDs are used with the CMD_START_EFFECT and CMD_CANCEL_EFFECT commands.

Effect Value Params
EFFECT_JITTER 0x00 -
EFFECT_WAVE 0x01 -
EFFECT_DARK_STATIC 0x02 -
EFFECT_LIGHT_STATIC 0x03 1
EFFECT_UNKNOWN 0x04 -
EFFECT_GHOST_JITTER 0x05 1
EFFECT_CHASING_RAINBOW_A 0x06 -
EFFECT_GRAYED_OUT 0x07 1
EFFECT_WAVE_B 0x08 -
EFFECT_CHASING_RAINBOW_B 0x09 -
EFFECT_SHRINK_PLACEMENT 0x0A -
EFFECT_GROWTH_PLACEMENT 0x0B -
EFFECT_SIZE_JITTER 0x0C -
EFFECT_SIZE_WAVE 0x0D -
EFFECT_DROP_SHADOW 0x0E -

Colors

TODO color IDs and an image or two

References

paper_mario/dialog_system.txt · Last modified: 2018/04/15 19:55 by trenavix