489 lines
16 KiB
C++
489 lines
16 KiB
C++
#include "room.h"
|
|
|
|
#include <dungeon.h>
|
|
|
|
#include <cstdint>
|
|
#include <vector>
|
|
|
|
#include "absl/strings/str_cat.h"
|
|
#include "app/rom.h"
|
|
#include "app/zelda3/dungeon/room_object.h"
|
|
#include "app/zelda3/dungeon/room_tag.h"
|
|
#include "app/zelda3/sprite/sprite.h"
|
|
#include "util/macro.h"
|
|
|
|
namespace yaze {
|
|
namespace zelda3 {
|
|
|
|
void Room::LoadHeader() {
|
|
int header_pointer = (rom()->data()[kRoomHeaderPointer + 2] << 16) +
|
|
(rom()->data()[kRoomHeaderPointer + 1] << 8) +
|
|
(rom()->data()[kRoomHeaderPointer]);
|
|
header_pointer = SnesToPc(header_pointer);
|
|
|
|
int address = (rom()->data()[kRoomHeaderPointerBank] << 16) +
|
|
(rom()->data()[(header_pointer + 1) + (room_id_ * 2)] << 8) +
|
|
rom()->data()[(header_pointer) + (room_id_ * 2)];
|
|
|
|
auto header_location = SnesToPc(address);
|
|
|
|
bg2_ = (background2)((rom()->data()[header_location] >> 5) & 0x07);
|
|
collision_ = (CollisionKey)((rom()->data()[header_location] >> 2) & 0x07);
|
|
is_light_ = ((rom()->data()[header_location]) & 0x01) == 1;
|
|
|
|
if (is_light_) {
|
|
bg2_ = background2::DarkRoom;
|
|
}
|
|
|
|
palette = ((rom()->data()[header_location + 1] & 0x3F));
|
|
blockset = (rom()->data()[header_location + 2]);
|
|
spriteset = (rom()->data()[header_location + 3]);
|
|
effect_ = (EffectKey)((rom()->data()[header_location + 4]));
|
|
tag1_ = (TagKey)((rom()->data()[header_location + 5]));
|
|
tag2_ = (TagKey)((rom()->data()[header_location + 6]));
|
|
|
|
staircase_plane_[0] = ((rom()->data()[header_location + 7] >> 2) & 0x03);
|
|
staircase_plane_[1] = ((rom()->data()[header_location + 7] >> 4) & 0x03);
|
|
staircase_plane_[2] = ((rom()->data()[header_location + 7] >> 6) & 0x03);
|
|
staircase_plane_[3] = ((rom()->data()[header_location + 8]) & 0x03);
|
|
|
|
holewarp = (rom()->data()[header_location + 9]);
|
|
staircase_rooms_[0] = (rom()->data()[header_location + 10]);
|
|
staircase_rooms_[1] = (rom()->data()[header_location + 11]);
|
|
staircase_rooms_[2] = (rom()->data()[header_location + 12]);
|
|
staircase_rooms_[3] = (rom()->data()[header_location + 13]);
|
|
|
|
CalculateRoomSize();
|
|
}
|
|
|
|
void Room::CalculateRoomSize() {
|
|
// Calculate the size of the room based on how many objects are used per room
|
|
// Some notes from hacker Zarby89
|
|
// vanilla rooms are using in average ~0x80 bytes
|
|
// a "normal" person who wants more details than vanilla will use around 0x100
|
|
// bytes per rooms you could fit 128 rooms like that in 1 bank
|
|
// F8000 I don't remember if that's PC or snes tho
|
|
// Check last rooms
|
|
// F8000+(roomid*3)
|
|
// So we want to search the rom() object at this addressed based on the room
|
|
// ID since it's the roomid * 3 we will by pulling 3 bytes at a time We can do
|
|
// this with the rom()->ReadByteVector(addr, size)
|
|
try {
|
|
// Existing room size address calculation...
|
|
auto room_size_address = 0xF8000 + (room_id_ * 3);
|
|
|
|
std::cout << "Room #" << room_id_ << " Address: " << std::hex
|
|
<< room_size_address << std::endl;
|
|
|
|
// Reading bytes for long address construction
|
|
uint8_t low = rom()->data()[room_size_address];
|
|
uint8_t high = rom()->data()[room_size_address + 1];
|
|
uint8_t bank = rom()->data()[room_size_address + 2];
|
|
|
|
// Constructing the long address
|
|
int long_address = (bank << 16) | (high << 8) | low;
|
|
std::cout << std::hex << std::setfill('0') << std::setw(6) << long_address
|
|
<< std::endl;
|
|
room_size_pointer_ = long_address;
|
|
|
|
if (long_address == 0x0A8000) {
|
|
// Blank room disregard in size calculation
|
|
std::cout << "Size of Room #" << room_id_ << ": 0 bytes" << std::endl;
|
|
room_size_ = 0;
|
|
} else {
|
|
// use the long address to calculate the size of the room
|
|
// we will use the room_id_ to calculate the next room's address
|
|
// and subtract the two to get the size of the room
|
|
|
|
int next_room_address = 0xF8000 + ((room_id_ + 1) * 3);
|
|
|
|
std::cout << "Next Room Address: " << std::hex << next_room_address
|
|
<< std::endl;
|
|
|
|
// Reading bytes for long address construction
|
|
uint8_t next_low = rom()->data()[next_room_address];
|
|
uint8_t next_high = rom()->data()[next_room_address + 1];
|
|
uint8_t next_bank = rom()->data()[next_room_address + 2];
|
|
|
|
// Constructing the long address
|
|
int next_long_address = (next_bank << 16) | (next_high << 8) | next_low;
|
|
|
|
std::cout << std::hex << std::setfill('0') << std::setw(6)
|
|
<< next_long_address << std::endl;
|
|
|
|
// Calculate the size of the room
|
|
int room_size = next_long_address - long_address;
|
|
room_size_ = room_size;
|
|
std::cout << "Size of Room #" << room_id_ << ": " << std::dec << room_size
|
|
<< " bytes" << std::endl;
|
|
}
|
|
} catch (const std::exception &e) {
|
|
std::cout << "Error: " << e.what() << std::endl;
|
|
}
|
|
}
|
|
|
|
void Room::LoadRoomFromROM() {
|
|
auto rom_data = rom()->vector();
|
|
int header_pointer = SnesToPc(kRoomHeaderPointer);
|
|
|
|
message_id_ = messages_id_dungeon + (room_id_ * 2);
|
|
|
|
int address = (rom()->data()[kRoomHeaderPointerBank] << 16) +
|
|
(rom()->data()[(header_pointer + 1) + (room_id_ * 2)] << 8) +
|
|
rom()->data()[(header_pointer) + (room_id_ * 2)];
|
|
|
|
int hpos = SnesToPc(address);
|
|
hpos++;
|
|
uint8_t b = rom_data[hpos];
|
|
|
|
layer2_mode_ = (b >> 5);
|
|
layer_merging_ = kLayerMergeTypeList[(b & 0x0C) >> 2];
|
|
|
|
is_dark_ = (b & 0x01) == 0x01;
|
|
hpos++;
|
|
|
|
palette_ = rom_data[hpos];
|
|
hpos++;
|
|
|
|
background_tileset_ = rom_data[hpos];
|
|
hpos++;
|
|
|
|
sprite_tileset_ = rom_data[hpos];
|
|
hpos++;
|
|
|
|
layer2_behavior_ = rom_data[hpos];
|
|
hpos++;
|
|
|
|
tag1_ = (TagKey)rom_data[hpos];
|
|
hpos++;
|
|
|
|
tag2_ = (TagKey)rom_data[hpos];
|
|
hpos++;
|
|
|
|
b = rom_data[hpos];
|
|
|
|
pits_.target_layer = (uint8_t)(b & 0x03);
|
|
stair1_.target_layer = (uint8_t)((b >> 2) & 0x03);
|
|
stair2_.target_layer = (uint8_t)((b >> 4) & 0x03);
|
|
stair3_.target_layer = (uint8_t)((b >> 6) & 0x03);
|
|
hpos++;
|
|
stair4_.target_layer = (uint8_t)(rom_data[hpos] & 0x03);
|
|
hpos++;
|
|
|
|
pits_.target = rom_data[hpos];
|
|
hpos++;
|
|
stair1_.target = rom_data[hpos];
|
|
hpos++;
|
|
stair2_.target = rom_data[hpos];
|
|
hpos++;
|
|
stair3_.target = rom_data[hpos];
|
|
hpos++;
|
|
stair4_.target = rom_data[hpos];
|
|
hpos++;
|
|
|
|
// Load room objects
|
|
int object_pointer = SnesToPc(room_object_pointer);
|
|
int room_address = object_pointer + (room_id_ * 3);
|
|
int objects_location = SnesToPc(room_address);
|
|
|
|
// Load sprites
|
|
// int spr_ptr = 0x040000 | rooms_sprite_pointer;
|
|
// int sprite_address =
|
|
// SnesToPc(dungeon_spr_ptrs | spr_ptr + (room_id_ * 2));
|
|
}
|
|
|
|
void Room::LoadRoomGraphics(uint8_t entrance_blockset) {
|
|
const auto &main_gfx = rom()->main_blockset_ids;
|
|
const auto &room_gfx = rom()->room_blockset_ids;
|
|
const auto &sprite_gfx = rom()->spriteset_ids;
|
|
current_gfx16_.reserve(0x4000);
|
|
|
|
for (int i = 0; i < 8; i++) {
|
|
blocks_[i] = main_gfx[blockset][i];
|
|
if (i >= 6 && i <= 6) {
|
|
// 3-6
|
|
if (entrance_blockset != 0xFF) {
|
|
if (room_gfx[entrance_blockset][i - 3] != 0) {
|
|
blocks_[i] = room_gfx[entrance_blockset][i - 3];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
blocks_[8] = 115 + 0; // Static Sprites Blocksets (fairy,pot,ect...)
|
|
blocks_[9] = 115 + 10;
|
|
blocks_[10] = 115 + 6;
|
|
blocks_[11] = 115 + 7;
|
|
for (int i = 0; i < 4; i++) {
|
|
blocks_[12 + i] = (uint8_t)(sprite_gfx[spriteset + 64][i] + 115);
|
|
} // 12-16 sprites
|
|
}
|
|
|
|
constexpr int kGfxBufferOffset = 92 * 2048;
|
|
constexpr int kGfxBufferStride = 512;
|
|
constexpr int kGfxBufferAnimatedFrameOffset = 7 * 2048;
|
|
constexpr int kGfxBufferAnimatedFrameStride = 512;
|
|
constexpr int kGfxBufferRoomOffset = 2048;
|
|
constexpr int kGfxBufferRoomSpriteOffset = 512;
|
|
constexpr int kGfxBufferRoomSpriteStride = 2048;
|
|
constexpr int kGfxBufferRoomSpriteLastLineOffset = 0x88;
|
|
|
|
void Room::CopyRoomGraphicsToBuffer() {
|
|
auto gfx_buffer_data = rom()->graphics_buffer();
|
|
|
|
// Copy room graphics to buffer
|
|
int sheet_pos = 0;
|
|
for (int i = 0; i < 16; i++) {
|
|
int data = 0;
|
|
int block_offset = blocks_[i] * kGfxBufferRoomOffset;
|
|
while (data < kGfxBufferRoomOffset) {
|
|
uint8_t map_byte = gfx_buffer_data[data + block_offset];
|
|
if (i < 4) {
|
|
map_byte += kGfxBufferRoomSpriteLastLineOffset;
|
|
}
|
|
|
|
current_gfx16_[data + sheet_pos] = map_byte;
|
|
data++;
|
|
}
|
|
|
|
sheet_pos += kGfxBufferRoomOffset;
|
|
}
|
|
|
|
LoadAnimatedGraphics();
|
|
}
|
|
|
|
void Room::LoadAnimatedGraphics() {
|
|
int gfx_ptr = SnesToPc(rom()->version_constants().kGfxAnimatedPointer);
|
|
|
|
auto gfx_buffer_data = rom()->graphics_buffer();
|
|
auto rom_data = rom()->vector();
|
|
int data = 0;
|
|
while (data < 512) {
|
|
uint8_t map_byte =
|
|
gfx_buffer_data[data + (92 * 2048) + (512 * animated_frame_)];
|
|
current_gfx16_[data + (7 * 2048)] = map_byte;
|
|
|
|
map_byte =
|
|
gfx_buffer_data[data +
|
|
(rom_data[gfx_ptr + background_tileset_] * 2048) +
|
|
(512 * animated_frame_)];
|
|
current_gfx16_[data + (7 * 2048) - 512] = map_byte;
|
|
data++;
|
|
}
|
|
}
|
|
|
|
void Room::LoadObjects() {
|
|
auto rom_data = rom()->vector();
|
|
int object_pointer = (rom_data[room_object_pointer + 2] << 16) +
|
|
(rom_data[room_object_pointer + 1] << 8) +
|
|
(rom_data[room_object_pointer]);
|
|
object_pointer = SnesToPc(object_pointer);
|
|
int room_address = object_pointer + (room_id_ * 3);
|
|
|
|
int tile_address = (rom_data[room_address + 2] << 16) +
|
|
(rom_data[room_address + 1] << 8) + rom_data[room_address];
|
|
|
|
int objects_location = SnesToPc(tile_address);
|
|
|
|
if (objects_location == 0x52CA2) {
|
|
std::cout << "Room ID : " << room_id_ << std::endl;
|
|
}
|
|
|
|
if (is_floor_) {
|
|
floor1_graphics_ = static_cast<uint8_t>(rom_data[objects_location] & 0x0F);
|
|
floor2_graphics_ =
|
|
static_cast<uint8_t>((rom_data[objects_location] >> 4) & 0x0F);
|
|
}
|
|
|
|
layout = static_cast<uint8_t>((rom_data[objects_location + 1] >> 2) & 0x07);
|
|
|
|
LoadChests();
|
|
|
|
z3_staircases_.clear();
|
|
int nbr_of_staircase = 0;
|
|
|
|
int pos = objects_location + 2;
|
|
uint8_t b1 = 0;
|
|
uint8_t b2 = 0;
|
|
uint8_t b3 = 0;
|
|
uint8_t posX = 0;
|
|
uint8_t posY = 0;
|
|
uint8_t sizeX = 0;
|
|
uint8_t sizeY = 0;
|
|
uint8_t sizeXY = 0;
|
|
short oid = 0;
|
|
int layer = 0;
|
|
bool door = false;
|
|
bool end_read = false;
|
|
while (!end_read) {
|
|
b1 = rom_data[pos];
|
|
b2 = rom_data[pos + 1];
|
|
|
|
if (b1 == 0xFF && b2 == 0xFF) {
|
|
pos += 2; // We jump to layer2
|
|
layer++;
|
|
door = false;
|
|
if (layer == 3) {
|
|
break;
|
|
}
|
|
continue;
|
|
}
|
|
|
|
if (b1 == 0xF0 && b2 == 0xFF) {
|
|
pos += 2; // We jump to layer2
|
|
door = true;
|
|
continue;
|
|
}
|
|
|
|
b3 = rom_data[pos + 2];
|
|
if (door) {
|
|
pos += 2;
|
|
} else {
|
|
pos += 3;
|
|
}
|
|
|
|
if (!door) {
|
|
if (b3 >= 0xF8) {
|
|
oid = static_cast<short>((b3 << 4) |
|
|
0x80 + (((b2 & 0x03) << 2) + ((b1 & 0x03))));
|
|
posX = static_cast<uint8_t>((b1 & 0xFC) >> 2);
|
|
posY = static_cast<uint8_t>((b2 & 0xFC) >> 2);
|
|
sizeXY = static_cast<uint8_t>((((b1 & 0x03) << 2) + (b2 & 0x03)));
|
|
} else {
|
|
oid = b3;
|
|
posX = static_cast<uint8_t>((b1 & 0xFC) >> 2);
|
|
posY = static_cast<uint8_t>((b2 & 0xFC) >> 2);
|
|
sizeX = static_cast<uint8_t>((b1 & 0x03));
|
|
sizeY = static_cast<uint8_t>((b2 & 0x03));
|
|
sizeXY = static_cast<uint8_t>(((sizeX << 2) + sizeY));
|
|
}
|
|
|
|
if (b1 >= 0xFC) {
|
|
oid = static_cast<short>((b3 & 0x3F) + 0x100);
|
|
posX = static_cast<uint8_t>(((b2 & 0xF0) >> 4) + ((b1 & 0x3) << 4));
|
|
posY = static_cast<uint8_t>(((b2 & 0x0F) << 2) + ((b3 & 0xC0) >> 6));
|
|
sizeXY = 0;
|
|
}
|
|
|
|
RoomObject r(oid, posX, posY, sizeXY, static_cast<uint8_t>(layer));
|
|
tile_objects_.push_back(r);
|
|
|
|
for (short stair : stairsObjects) {
|
|
if (stair == oid) {
|
|
if (nbr_of_staircase < 4) {
|
|
tile_objects_.back().set_options(ObjectOption::Stairs |
|
|
tile_objects_.back().options());
|
|
z3_staircases_.push_back(staircase(
|
|
posX, posY,
|
|
absl::StrCat("To ", staircase_rooms_[nbr_of_staircase])
|
|
.data()));
|
|
nbr_of_staircase++;
|
|
} else {
|
|
tile_objects_.back().set_options(ObjectOption::Stairs |
|
|
tile_objects_.back().options());
|
|
z3_staircases_.push_back(staircase(posX, posY, "To ???"));
|
|
}
|
|
}
|
|
}
|
|
|
|
if (oid == 0xF99) {
|
|
if (chests_in_room_.size() > 0) {
|
|
tile_objects_.back().set_options(ObjectOption::Chest |
|
|
tile_objects_.back().options());
|
|
// chest_list_.push_back(
|
|
// z3_chest(posX, posY, chests_in_room_.front().itemIn, false));
|
|
chests_in_room_.erase(chests_in_room_.begin());
|
|
}
|
|
} else if (oid == 0xFB1) {
|
|
if (chests_in_room_.size() > 0) {
|
|
tile_objects_.back().set_options(ObjectOption::Chest |
|
|
tile_objects_.back().options());
|
|
// chest_list_.push_back(
|
|
// z3_chest(posX + 1, posY, chests_in_room_.front().item_in,
|
|
// true));
|
|
chests_in_room_.erase(chests_in_room_.begin());
|
|
}
|
|
}
|
|
} else {
|
|
// tile_objects_.push_back(z3_object_door(static_cast<short>((b2 << 8) +
|
|
// b1),
|
|
// 0, 0, 0,
|
|
// static_cast<uint8_t>(layer)));
|
|
}
|
|
}
|
|
}
|
|
|
|
void Room::LoadSprites() {
|
|
auto rom_data = rom()->vector();
|
|
int sprite_pointer = (0x04 << 16) +
|
|
(rom_data[rooms_sprite_pointer + 1] << 8) +
|
|
(rom_data[rooms_sprite_pointer]);
|
|
int sprite_address_snes =
|
|
(0x09 << 16) + (rom_data[sprite_pointer + (room_id_ * 2) + 1] << 8) +
|
|
rom_data[sprite_pointer + (room_id_ * 2)];
|
|
|
|
int sprite_address = SnesToPc(sprite_address_snes);
|
|
bool sortsprites = rom_data[sprite_address] == 1;
|
|
sprite_address += 1;
|
|
|
|
while (true) {
|
|
uint8_t b1 = rom_data[sprite_address];
|
|
uint8_t b2 = rom_data[sprite_address + 1];
|
|
uint8_t b3 = rom_data[sprite_address + 2];
|
|
|
|
if (b1 == 0xFF) {
|
|
break;
|
|
}
|
|
|
|
sprites_.emplace_back(b3, (b2 & 0x1F), (b1 & 0x1F),
|
|
((b2 & 0xE0) >> 5) + ((b1 & 0x60) >> 2),
|
|
(b1 & 0x80) >> 7);
|
|
|
|
if (sprites_.size() > 1) {
|
|
Sprite &spr = sprites_.back();
|
|
Sprite &prevSprite = sprites_[sprites_.size() - 2];
|
|
|
|
if (spr.id() == 0xE4 && spr.x() == 0x00 && spr.y() == 0x1E &&
|
|
spr.layer() == 1 && spr.subtype() == 0x18) {
|
|
prevSprite.set_key_drop(1);
|
|
sprites_.pop_back();
|
|
}
|
|
|
|
if (spr.id() == 0xE4 && spr.x() == 0x00 && spr.y() == 0x1D &&
|
|
spr.layer() == 1 && spr.subtype() == 0x18) {
|
|
prevSprite.set_key_drop(2);
|
|
sprites_.pop_back();
|
|
}
|
|
}
|
|
|
|
sprite_address += 3;
|
|
}
|
|
}
|
|
|
|
void Room::LoadChests() {
|
|
auto rom_data = rom()->vector();
|
|
uint32_t cpos = SnesToPc((rom_data[chests_data_pointer1 + 2] << 16) +
|
|
(rom_data[chests_data_pointer1 + 1] << 8) +
|
|
(rom_data[chests_data_pointer1]));
|
|
size_t clength = (rom_data[chests_length_pointer + 1] << 8) +
|
|
(rom_data[chests_length_pointer]);
|
|
|
|
for (int i = 0; i < clength; i++) {
|
|
if ((((rom_data[cpos + (i * 3) + 1] << 8) + (rom_data[cpos + (i * 3)])) &
|
|
0x7FFF) == room_id_) {
|
|
// There's a chest in that room !
|
|
bool big = false;
|
|
if ((((rom_data[cpos + (i * 3) + 1] << 8) + (rom_data[cpos + (i * 3)])) &
|
|
0x8000) == 0x8000) {
|
|
big = true;
|
|
}
|
|
|
|
chests_in_room_.emplace_back(
|
|
chest_data(rom_data[cpos + (i * 3) + 2], big));
|
|
}
|
|
}
|
|
}
|
|
|
|
} // namespace zelda3
|
|
} // namespace yaze
|