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add information about Ep3 camera and AI data in map files

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This commit is contained in:
Martin Michelsen
2023-09-18 00:20:49 -07:00
parent 8952a4d56b
commit 83ecbf77ab
3 changed files with 127 additions and 84 deletions
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src/Episode3/DataIndexes.hh
+76 -32
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@@ -864,7 +864,7 @@ struct CompressedMapHeader { // .mnm file format
} __attribute__((packed));
struct MapDefinition { // .mnmd format; also the format of (decompressed) quests
/* 0000 */ be_uint32_t unknown_a1;
/* 0000 */ be_uint32_t unknown_a1; // Should be 0x00000100
/* 0004 */ be_uint32_t map_number; // Must be unique across all maps
/* 0008 */ uint8_t width;
/* 0009 */ uint8_t height;
@@ -909,10 +909,8 @@ struct MapDefinition { // .mnmd format; also the format of (decompressed) quests
// TCard00_Select is accessible on newserv with the $ep3battledebug command.
/* 000A */ uint8_t environment_number;
// All alt_maps fields (including the floats) past num_alt_maps are filled in
// with FF. For example, if num_alt_maps == 8, the last two fields in each
// alt_maps array are filled with FF.
/* 000B */ uint8_t num_alt_maps; // TODO: What are the alt maps for?
// This field specifies how many of the camera_zone_maps are used.
/* 000B */ uint8_t num_camera_zones;
// In the map_tiles array, the values are usually:
// 00 = not a valid tile (blocked)
@@ -936,9 +934,44 @@ struct MapDefinition { // .mnmd format; also the format of (decompressed) quests
// - If the team has 3 players, bytes [3] through [5] are used.
/* 010C */ parray<parray<uint8_t, 6>, 2> start_tile_definitions;
/* 0118 */ parray<parray<parray<parray<uint8_t, 0x10>, 0x10>, 0x0A>, 2> alt_maps1;
/* 1518 */ parray<parray<parray<be_float, 0x12>, 0x0A>, 2> alt_maps_unknown_a3;
/* 1AB8 */ parray<parray<be_float, 0x24>, 3> unknown_a4;
struct CameraSpec {
parray<be_float, 9> unknown_a1;
be_float camera_x;
be_float camera_y;
be_float camera_z;
// It appears that the camera always aligns its +Y raster axis with +Y in
// the virtual world. If the focus point is directly beneath the camera
// point, the logic for deciding which direction should be "up" from the
// camera's perspective can get confused and jitter back and forth as the
// camera moves into position.
be_float focus_x;
be_float focus_y;
be_float focus_z;
parray<be_float, 3> unknown_a2;
std::string str() const;
} __attribute__((packed));
// This array specifies the camera zone maps. A camera zone map is a subset of
// the main map (specified in map_tiles). Tiles that are part of each camera
// zone are 1 in these arrays; all other tiles are 0. The game evaluates each
// camera zone in order; if all SCs and FCs are within a particular camera
// zone, then the corresponding camera location is used as the default camera
// location. If the player doesn't move the camera with the C stick, then the
// camera zones are evaluated continuously during the battle, and the camera
// will move to focus on the part of the field where the SCs/FCs are. (Or,
// more accurately, where the corresponding entry in camera_zone_specs says
// to focus.) camera_zone_maps is indexed as [team_id][camera_zone_num][x][y];
// camera_zone_specs is indexed as [team_id][camera_zone_num]. Unused entries
// (beyond num_camera_zones) in both arrays should be filled with FF bytes.
/* 0118 */ parray<parray<parray<parray<uint8_t, 0x10>, 0x10>, 10>, 2> camera_zone_maps;
/* 1518 */ parray<parray<CameraSpec, 10>, 2> camera_zone_specs;
// These camera specs are used in the Move phase, when the player has chosen
// an SC or FC to move, or when the player presses Start/Z. Normally these are
// defined such that the camera is placed high above the map, giving an
// overhead view of the entire playfield. This is indexed as [???][team_id]
// (it is not yet known what the major index represents).
/* 1AB8 */ parray<parray<CameraSpec, 2>, 3> overview_specs;
// In the modification_tiles array, the values are:
// 10 = blocked by rock (as if the corresponding map_tiles value was 00)
@@ -971,17 +1004,26 @@ struct MapDefinition { // .mnmd format; also the format of (decompressed) quests
} __attribute__((packed));
/* 1FE8 */ parray<NPCDeck, 3> npc_decks; // Unused if name[0] == 0
struct NPCCharacter {
// These are almost (but not quite) the same format as the entries in
// aiprm.dat. Unlike in that file, the name field is relevant here (and is
// shown to the player).
struct AIParams {
/* 0000 */ parray<be_uint16_t, 2> unknown_a1;
/* 0004 */ parray<uint8_t, 4> unknown_a2;
/* 0004 */ uint8_t is_arkz;
/* 0005 */ parray<uint8_t, 3> unknown_a2;
/* 0008 */ ptext<char, 0x10> name;
/* 0018 */ parray<be_uint16_t, 0x7E> unknown_a3;
// TODO: Figure out exactly how these are used and document here.
/* 0018 */ parray<be_uint16_t, 0x7E> params;
/* 0114 */
} __attribute__((packed));
/* 20F0 */ parray<NPCCharacter, 3> npc_chars; // Unused if name[0] == 0
/* 20F0 */ parray<AIParams, 3> npc_ai_params; // Unused if name[0] == 0
/* 242C */ parray<uint8_t, 8> unknown_a7_a; // Always FF?
/* 2434 */ parray<be_uint32_t, 3> unknown_a7_b; // Always FF?
/* 242C */ parray<uint8_t, 8> unknown_a7; // Always FF?
// This array specifies which set of AI parameters to use from aiprm.dat. If
// it's -1, then the corresponding NPC's AI parameters are defined in the
// NPCCharacter structure above.
/* 2434 */ parray<be_int32_t, 3> npc_ai_params_entry_index;
// In story mode, before_message appears before the battle if it's not blank;
// in free battle and online mode, before_message is ignored. after_message
@@ -1010,14 +1052,16 @@ struct MapDefinition { // .mnmd format; also the format of (decompressed) quests
/* 59D0 */ be_int32_t win_level_override;
/* 59D4 */ be_int32_t loss_level_override;
/* 59D8 */ be_uint16_t unknown_a9_c;
/* 59DA */ be_uint16_t unknown_a9_d;
// These fields specify where the battlefield should appear relative to the
// center of the environment. THe size of one tile on the field is 25 units
// in these fields.
/* 59D8 */ be_int16_t field_offset_x;
/* 59DA */ be_int16_t field_offset_y;
// map_category specifies where in the menu the map should appear in the maps
// menu. If this is FF, the map appears in the Free Battle section; if it's a
// small number (usually 0 or 2), the map appears in the Quest section
// instead. It's not known if this controls anything else; the values 0, 1,
// and 2 appear to all do the same thing here.
// map_category specifies where the map should appear in the maps menu. If
// this is 0, 1, or 2, the map appears in the Quest section; otherwise, it
// appears in the Free Battle section instead. It's not known if this controls
// anything else.
/* 59DC */ uint8_t map_category;
// This field determines block graphics to be used in the Cyber environment.
@@ -1087,12 +1131,12 @@ struct MapDefinitionTrial {
/* 0008 */ uint8_t width;
/* 0009 */ uint8_t height;
/* 000A */ uint8_t environment_number;
/* 000B */ uint8_t num_alt_maps;
/* 000B */ uint8_t num_camera_zones;
/* 000C */ parray<parray<uint8_t, 0x10>, 0x10> map_tiles;
/* 010C */ parray<parray<uint8_t, 6>, 2> start_tile_definitions;
/* 0118 */ parray<parray<parray<parray<uint8_t, 0x10>, 0x10>, 0x0A>, 2> alt_maps1;
/* 1518 */ parray<parray<parray<be_float, 0x12>, 0x0A>, 2> alt_maps_unknown_a3;
/* 1AB8 */ parray<parray<be_float, 0x24>, 3> unknown_a4;
/* 0118 */ parray<parray<parray<parray<uint8_t, 0x10>, 0x10>, 10>, 2> camera_zone_maps;
/* 1518 */ parray<parray<MapDefinition::CameraSpec, 10>, 2> camera_zone_specs;
/* 1AB8 */ parray<parray<MapDefinition::CameraSpec, 2>, 3> overview_specs;
/* 1C68 */ parray<parray<uint8_t, 0x10>, 0x10> modification_tiles;
/* 1D68 */ parray<uint8_t, 0x6C> unknown_a5;
/* 1DD4 */ Rules default_rules;
@@ -1104,18 +1148,18 @@ struct MapDefinitionTrial {
/* 1FDC */ be_uint16_t map_x;
/* 1FDE */ be_uint16_t map_y;
/* 1FE0 */ parray<MapDefinition::NPCDeck, 3> npc_decks;
/* 20E8 */ parray<MapDefinition::NPCCharacter, 3> npc_chars;
/* 2424 */ parray<uint8_t, 8> unknown_a7_a;
/* 242C */ parray<be_uint32_t, 3> unknown_a7_b;
/* 20E8 */ parray<MapDefinition::AIParams, 3> npc_ai_params;
/* 2424 */ parray<uint8_t, 8> unknown_a7;
/* 242C */ parray<be_int32_t, 3> npc_ai_params_entry_index;
/* 2438 */ ptext<char, 0x190> before_message;
/* 25C8 */ ptext<char, 0x190> after_message;
/* 2758 */ ptext<char, 0x190> dispatch_message;
/* 28E8 */ parray<parray<MapDefinition::DialogueSet, 8>, 3> dialogue_sets;
/* 4148 */ parray<be_uint16_t, 0x10> reward_card_ids;
/* 4168 */ be_uint32_t win_level_override;
/* 416C */ be_uint32_t loss_level_override;
/* 4170 */ be_uint16_t unknown_a9_c;
/* 4172 */ be_uint16_t unknown_a9_d;
/* 4168 */ be_int32_t win_level_override;
/* 416C */ be_int32_t loss_level_override;
/* 4170 */ be_int16_t field_offset_x;
/* 4172 */ be_int16_t field_offset_y;
/* 4174 */ uint8_t map_category;
/* 4175 */ uint8_t cyber_block_type;
/* 4176 */ parray<uint8_t, 2> unknown_a11;