/**
*
* rct2: 0x00678998
*/
void gfx_load_g1()
{
HANDLE hFile;
DWORD bytesRead;
DWORD header[2];
int i;
int g1BufferSize;
void* g1Buffer;
rct_g1_element *g1Elements = RCT2_ADDRESS(RCT2_ADDRESS_G1_ELEMENTS, rct_g1_element);
hFile = CreateFile(get_file_path(PATH_ID_G1), GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING,
FILE_FLAG_RANDOM_ACCESS | FILE_ATTRIBUTE_NORMAL, NULL);
if (hFile != INVALID_HANDLE_VALUE) {
ReadFile(hFile, header, 8, &bytesRead, NULL);
if (bytesRead == 8) {
g1BufferSize = header[1];
g1Buffer = rct2_malloc(g1BufferSize);
ReadFile(hFile, g1Elements, 29294 * sizeof(rct_g1_element), &bytesRead, NULL);
ReadFile(hFile, g1Buffer, g1BufferSize, &bytesRead, NULL);
CloseHandle(hFile);
for (i = 0; i < 29294; i++)
g1Elements[i].offset += (int)g1Buffer;
return;
}
}
// exit with error
fprintf(stderr, "Unable to load g1.dat");
assert(0);
}
/**
*
* rct2: 0x0068C88A
*/
void window_map_open()
{
rct_window* w;
int* var;
// Check if window is already open
w = window_bring_to_front_by_id(WC_MAP, 0);
if (w != NULL) {
w->selected_tab = 0;
w->var_490 = 0;
return;
}
var = (int*)rct2_malloc(0x40000);
if (var == NULL)
return;
RCT2_GLOBAL(0x00F1AD68, uint32) = (uint32)var;
w = window_create_auto_pos(245, 259, (uint32*)window_map_events, WC_MAP, 0x0400);
w->widgets = window_map_widgets;
w->enabled_widgets =
(1 << 2) |
(1 << 4) |
(1 << 5) |
(1 << 8) |
(1 << 9) |
(1 << 14) |
(1 << 15) |
(1 << 10) |
(1 << 16) |
(1 << 17) |
(1 << 18) |
(1 << 19) |
(1 << 11) |
(1 << 20) |
(1 << 12);
//TODO: .text:0068C943 or dword ptr [esi+20h], 300h
window_init_scroll_widgets(w);
w->var_480 = RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_ROTATION, uint16);
RCT2_CALLPROC_EBPSAFE(0x0068CA6C);
RCT2_GLOBAL(0x00F64F05, uint8) = 0;
RCT2_CALLPROC_EBPSAFE(0x0068C990);
w->colours[0] = 12;
w->colours[1] = 24;
}
/**
*
* rct2: 0x006A8B40
*/
void object_list_load()
{
HANDLE hFindFile;
WIN32_FIND_DATAA findFileData;
int totalFiles = 0, totalFileSize = 0, fileDateModifiedChecksum = 0;
char pluginPath[MAX_PATH];
get_plugin_path(pluginPath);
// Enumerate through each object in the directory
hFindFile = FindFirstFile(RCT2_ADDRESS(RCT2_ADDRESS_OBJECT_DATA_PATH, char), &findFileData);
if (hFindFile != INVALID_HANDLE_VALUE) {
do {
totalFiles++;
totalFileSize += findFileData.nFileSizeLow;
fileDateModifiedChecksum ^=
findFileData.ftLastWriteTime.dwLowDateTime ^
findFileData.ftLastWriteTime.dwHighDateTime;
fileDateModifiedChecksum = ror32(fileDateModifiedChecksum, 5);
} while (FindNextFile(hFindFile, &findFileData));
FindClose(hFindFile);
}
totalFiles = ror32(totalFiles, 24);
totalFiles = (totalFiles & ~0xFF) | 1;
totalFiles = rol32(totalFiles, 24);
// Read plugin header
rct_plugin_header pluginHeader;
FILE *file = fopen(pluginPath, "rb");
if (file != NULL) {
if (fread(&pluginHeader, sizeof(pluginHeader), 1, file) == 1) {
// Check if object repository has changed in anyway
if (
totalFiles == pluginHeader.total_files &&
totalFileSize == pluginHeader.total_file_size &&
fileDateModifiedChecksum == pluginHeader.date_modified_checksum
) {
// Dispose installed object list
if (RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, sint32) != -1) {
rct2_free(RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, void*));
RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, sint32) = -1;
}
// Read installed object list
RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, void*) = rct2_malloc(pluginHeader.object_list_size);
if (fread(RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, void*), pluginHeader.object_list_size, 1, file) == 1) {
RCT2_GLOBAL(RCT2_ADDRESS_OBJECT_LIST_NO_ITEMS, uint32) = pluginHeader.object_list_no_items;
fclose(file);
sub_6A9FC0();
object_list_examine();
return;
}
}
}
fclose(file);
}
// Reload object list
RCT2_GLOBAL(0x00F42B94, uint32) = totalFiles;
RCT2_GLOBAL(0x00F42B98, uint32) = totalFileSize;
RCT2_GLOBAL(0x00F42B9C, uint32) = fileDateModifiedChecksum;
//RCT2_CALLPROC_EBPSAFE(0x006A8D8F);
int eax = 3161;
if (RCT2_GLOBAL(0x9AA00D, uint8) != 0){
eax = 3160;
RCT2_GLOBAL(0x9AA00D, uint8) = 0;
}
// File count removed and replaced by variable
// RCT2_GLOBAL(0xF42BA8, uint32) = 0;
uint32 file_count = 0;
// Progress bar related.
RCT2_GLOBAL(0xF42BD8, uint8) = 0;
sub_6A9FC0();
// Dispose installed object list
if (RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, sint32) != -1) {
rct2_free(RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, void*));
RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, sint32) = -1;
}
RCT2_GLOBAL(RCT2_ADDRESS_OBJECT_LIST_NO_ITEMS, uint32) = 0;
RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, void*) = rct2_malloc(4096);
if (RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, int) == -1){
RCT2_CALLPROC_X(0x006E3838, 0x343, 0xC5A, 0, 0, 0, 0, 0);
return;
}
uint32 installed_buffer_size = 0x1000;
uint32 current_item_offset = 0;
hFindFile = FindFirstFile(RCT2_ADDRESS(RCT2_ADDRESS_OBJECT_DATA_PATH, char), &findFileData);
if (hFindFile == INVALID_HANDLE_VALUE){
//6a92ea This hasn't been implemented but there isn't much point.
// It would make a empty object file if no files found.
return;
}
for (uint8 first_time = 1; first_time || FindNextFile(hFindFile, &findFileData);){
first_time = 0;
RCT2_GLOBAL(0x9ABD98, HANDLE) = hFindFile;
file_count++;
// update progress bar.
eax = (file_count << 8) / ((RCT2_GLOBAL(0xF42B94, uint32) & 0xFFFFFF) + 1);
if ((eax & 0xFF) != RCT2_GLOBAL(0xF42BD8, uint8)){
RCT2_GLOBAL(0xF42BD8, uint8) = eax & 0xFF;
// update progress bar
}
if ((installed_buffer_size - current_item_offset) <= 2842){
installed_buffer_size += 0x1000;
RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, void*) = rct2_realloc(RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, void*), installed_buffer_size);
if (RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, int) == -1){
RCT2_CALLPROC_X(0x006E3838, 0x343, 0xC5A, 0, 0, 0, 0, 0);
return;
}
}
char path[260];
subsitute_path(path, RCT2_ADDRESS(RCT2_ADDRESS_OBJECT_DATA_PATH, char), findFileData.cFileName);
FILE *obj_file = fopen(path, "rb");
if (obj_file == NULL){
continue;
}
rct_object_entry* entry = RCT2_ADDRESS(0xF42B74, rct_object_entry);
if (fread(entry, sizeof(rct_object_entry), 1, obj_file) != 1){
fclose(obj_file);
continue;
}
fclose(obj_file);
RCT2_GLOBAL(0xF42BC4, uint32) = current_item_offset;
uint8* installed_entry_pointer = RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, uint8*) + current_item_offset;
memcpy(installed_entry_pointer, entry, sizeof(rct_object_entry));
installed_entry_pointer += sizeof(rct_object_entry);
strcpy(installed_entry_pointer, findFileData.cFileName);
while (*installed_entry_pointer++);
*((sint32*)installed_entry_pointer) = -1;
*(installed_entry_pointer + 4) = 0;
*((sint32*)(installed_entry_pointer + 5)) = 0;
*((uint16*)(installed_entry_pointer + 9)) = 0;
*((uint32*)(installed_entry_pointer + 11)) = 0;
RCT2_GLOBAL(0x9ADAF0, uint32) = 0xF26E;
RCT2_GLOBAL(RCT2_ADDRESS_OBJECT_LIST_NO_ITEMS, uint32)++;
// This is a variable used by object_load to decide if it should
// use object_paint on the entry.
RCT2_GLOBAL(0x9ADAFD, uint8) = 1;
// Probably used by object paint.
RCT2_GLOBAL(0x9ADAF4, uint32) = 0xF42BDB;
int chunk_size;
if (!object_load(-1, entry, &chunk_size)){
RCT2_GLOBAL(0x9ADAF4, sint32) = -1;
RCT2_GLOBAL(0x9ADAFD, uint8) = 0;
RCT2_GLOBAL(RCT2_ADDRESS_OBJECT_LIST_NO_ITEMS, uint32)--;
continue;
}
// See above note
RCT2_GLOBAL(0x9ADAF4, sint32) = -1;
RCT2_GLOBAL(0x9ADAFD, uint8) = 0;
if ((entry->flags & 0xF0) == 0x80){
RCT2_GLOBAL(0xF42B70, uint32)++;
if (RCT2_GLOBAL(0xF42B70, uint32) > 772){
RCT2_GLOBAL(0xF42B70, uint32)--;
RCT2_GLOBAL(RCT2_ADDRESS_OBJECT_LIST_NO_ITEMS, uint32)--;
continue;
}
}
*((sint32*)installed_entry_pointer) = chunk_size;
installed_entry_pointer += 4;
uint8* chunk = RCT2_GLOBAL(RCT2_ADDRESS_CURR_OBJECT_CHUNK_POINTER, uint8*); // Loaded in object_load
// When made of two parts i.e Wooden Roller Coaster (Dream Woodie Cars);
if ((entry->flags & 0xF) == 0 && !(*((uint32*)(chunk + 8)) & 0x1000)){
rct_string_id obj_string = chunk[12];
if (obj_string == 0xFF){
obj_string = chunk[13];
if (obj_string == 0xFF){
obj_string = chunk[14];
}
}
obj_string += 2;
format_string(installed_entry_pointer, obj_string, 0);
strcat(installed_entry_pointer, "\t (");
strcat(installed_entry_pointer, language_get_string(RCT2_GLOBAL(0xF42BBC, uint32)));
strcat(installed_entry_pointer, ")");
while (*installed_entry_pointer++);
}
else{
strcpy(installed_entry_pointer, language_get_string(RCT2_GLOBAL(0xF42BBC, uint32)));
while (*installed_entry_pointer++);
}
*((uint32*)installed_entry_pointer) = RCT2_GLOBAL(0x9ADAF0, uint32) - 0xF26E;
installed_entry_pointer += 4;
uint8* esi = RCT2_ADDRESS(0xF42BDB, uint8);
int cl = *esi++;
*installed_entry_pointer++ = cl;
if (cl){
memcpy(installed_entry_pointer, esi, cl*sizeof(rct_object_entry));
installed_entry_pointer += cl*sizeof(rct_object_entry);
}
cl = *esi++;
*installed_entry_pointer++ = cl;
if (cl){
memcpy(installed_entry_pointer, esi, cl*sizeof(rct_object_entry));
installed_entry_pointer += cl*sizeof(rct_object_entry);
}
*((uint32*)installed_entry_pointer) = RCT2_GLOBAL(0xF433DD, uint32);
installed_entry_pointer += 4;
int size_of_object = installed_entry_pointer - RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, uint8*) - current_item_offset;
object_unload(entry->flags & 0xF, (rct_object_entry_extended*)entry);
// Return pointer to start of entry
installed_entry_pointer -= size_of_object;
uint8* copied_entry = RCT2_ADDRESS(0x140E9AC, uint8);
size_of_object = object_copy(copied_entry, installed_entry_pointer);
RCT2_GLOBAL(RCT2_ADDRESS_OBJECT_LIST_NO_ITEMS, uint32)--;
copied_entry += sizeof(rct_object_entry);
// Skip filename
while (*copied_entry++);
// Skip
copied_entry += 4;
installed_entry_pointer = RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, uint8*);
for (uint32 i = 0; i < RCT2_GLOBAL(RCT2_ADDRESS_OBJECT_LIST_NO_ITEMS, uint32); ++i){
uint8* temp_installed_entry = installed_entry_pointer;
temp_installed_entry += sizeof(rct_object_entry);
// Skip filename
while (*temp_installed_entry++);
// Skip
temp_installed_entry += 4;
if (strcmp(temp_installed_entry, copied_entry) <= 0)break;
installed_entry_pointer = (uint8*)(object_get_next((rct_object_entry*)installed_entry_pointer));
}
// Difference to new location
int no_bytes_to_move = RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, uint8*) + current_item_offset - installed_entry_pointer;
uint8* curr_location = installed_entry_pointer;
uint8* move_location = installed_entry_pointer + size_of_object;
if (no_bytes_to_move){
memmove(move_location, curr_location, no_bytes_to_move);
}
copied_entry = RCT2_ADDRESS(0x140E9AC, uint8);
memcpy(installed_entry_pointer, copied_entry, size_of_object);
current_item_offset += size_of_object;
RCT2_GLOBAL(RCT2_ADDRESS_OBJECT_LIST_NO_ITEMS, uint32)++;
}
/**
*
* rct2: 0x006A8B40
*/
void object_list_load()
{
HANDLE hFindFile;
WIN32_FIND_DATAA findFileData;
int totalFiles = 0, totalFileSize = 0, fileDateModifiedChecksum = 0;
// Enumerate through each object in the directory
hFindFile = FindFirstFile(RCT2_ADDRESS(RCT2_ADDRESS_OBJECT_DATA_PATH, char), &findFileData);
if (hFindFile != INVALID_HANDLE_VALUE) {
do {
totalFiles++;
totalFileSize += findFileData.nFileSizeLow;
fileDateModifiedChecksum ^=
findFileData.ftLastWriteTime.dwLowDateTime ^
findFileData.ftLastWriteTime.dwHighDateTime;
fileDateModifiedChecksum = ror32(fileDateModifiedChecksum, 5);
} while (FindNextFile(hFindFile, &findFileData));
FindClose(hFindFile);
}
totalFiles = ror32(totalFiles, 24);
totalFiles = (totalFiles & ~0xFF) | 1;
totalFiles = rol32(totalFiles, 24);
// Read plugin header
rct_plugin_header pluginHeader;
FILE *file = fopen(get_file_path(PATH_ID_PLUGIN), "rb");
if (file != NULL) {
if (fread(&pluginHeader, sizeof(pluginHeader), 1, file) == 1) {
// Check if object repository has changed in anyway
if (
totalFiles == pluginHeader.total_files &&
totalFileSize == pluginHeader.total_file_size &&
fileDateModifiedChecksum == pluginHeader.date_modified_checksum
) {
// Dispose installed object list
if (RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, sint32) != -1) {
rct2_free(RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, void*));
RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, sint32) = -1;
}
// Read installed object list
RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, void*) = rct2_malloc(pluginHeader.object_list_size);
if (fread(RCT2_GLOBAL(RCT2_ADDRESS_INSTALLED_OBJECT_LIST, void*), pluginHeader.object_list_size, 1, file) == 1) {
RCT2_GLOBAL(0x00F42B6C, uint32) = pluginHeader.var_10;
fclose(file);
RCT2_CALLPROC_EBPSAFE(0x006A9FC0);
object_list_examine();
return;
}
}
}
fclose(file);
}
// Reload object list
RCT2_GLOBAL(0x00F42B94, uint32) = totalFiles;
RCT2_GLOBAL(0x00F42B98, uint32) = totalFileSize;
RCT2_GLOBAL(0x00F42B9C, uint32) = fileDateModifiedChecksum;
RCT2_CALLPROC_EBPSAFE(0x006A8D8F);
}