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Merge pull request #1674 from zsilencer/decompiling

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implement map_can_construct_with_clear_at
This commit is contained in:
Ted John
2015-07-25 11:12:29 +01:00
parent 94b04c011c bb46510def
commit 4e8593be8c
2 changed files with 99 additions and 2 deletions
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2
src/localisation/string_ids.h
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@@ -270,7 +270,7 @@ enum {
STR_CAN_ONLY_BUILD_THIS_ON_WATER = 1032,
STR_CAN_ONLY_BUILD_THIS_ABOVE_GROUND = 1033,
STR_CAN_ONLY_BUILD_THIS_ON_LAND = 1034,
STR_LOCAL_AUTHORITY_WONT_ALLOW_CONSTRUCTION_ABOVE_TREE_HEIGHT = 1035,
STR_LOAD_GAME_DIALOG_TITLE = 1036,
STR_LOAD_LANDSCAPE_DIALOG_TITLE = 1037,
STR_CONVERT_SAVED_GAME_TO_SCENARIO_1038 = 1038,

99
src/world/map.c
View File

@@ -2981,7 +2981,104 @@ rct_map_element *map_element_insert(int x, int y, int z, int flags)
*/
int map_can_construct_with_clear_at(int x, int y, int zLow, int zHigh, void *clearFunc, uint8 bl)
{
return (RCT2_CALLPROC_X(0x0068B932, x, bl, y, (zHigh << 8) | zLow, 0, 0, (int)clearFunc) & 0x100) == 0;
//return (RCT2_CALLPROC_X(0x0068B932, x, bl, y, (zHigh << 8) | zLow, 0, 0, (int)clearFunc) & 0x100) == 0;
RCT2_GLOBAL(0x00F1AD40, void*) = clearFunc;
RCT2_GLOBAL(0x00F1AD60, uint8) = 1;
if (x >= RCT2_GLOBAL(RCT2_ADDRESS_MAP_SIZE_UNITS, sint16) || y >= RCT2_GLOBAL(RCT2_ADDRESS_MAP_SIZE_UNITS, sint16) || x < 32 || y < 32) {
RCT2_GLOBAL(RCT2_ADDRESS_GAME_COMMAND_ERROR_TEXT, rct_string_id) = STR_OFF_EDGE_OF_MAP;
return false;
}
rct_map_element* map_element = map_get_first_element_at(x / 32, y / 32);
do {
if (map_element_get_type(map_element) != MAP_ELEMENT_TYPE_SURFACE) {
if (zLow < map_element->clearance_height && zHigh > map_element->base_height && !(map_element->flags & MAP_ELEMENT_FLAG_GHOST)) {
if (map_element->flags & (bl & 0x0F)) {
goto loc_68BABC;
}
}
continue;
}
int water_height = ((map_element->properties.surface.terrain & MAP_ELEMENT_WATER_HEIGHT_MASK) * 2);
if (water_height && water_height >= zLow && map_element->base_height < zHigh) {
RCT2_GLOBAL(0x00F1AD60, uint8) |= 4;
if (water_height > zHigh) {
goto loc_68BAE6;
}
}
loc_68B9B7:
if (RCT2_GLOBAL(RCT2_ADDRESS_PARK_FLAGS, uint32) & PARK_FLAGS_FORBID_HIGH_CONSTRUCTION) {
int al = zHigh - map_element->base_height;
if (al >= 0) {
if (al > 18) {
RCT2_GLOBAL(RCT2_ADDRESS_GAME_COMMAND_ERROR_TEXT, rct_string_id) = STR_LOCAL_AUTHORITY_WONT_ALLOW_CONSTRUCTION_ABOVE_TREE_HEIGHT;
return false;
}
}
}
if ((bl & 0xF0) != 0xF0) {
if (map_element->base_height >= zHigh) {
// loc_68BA81
RCT2_GLOBAL(0x00F1AD60, uint8) |= 2;
RCT2_GLOBAL(0x00F1AD60, uint8) &= 0xFE;
} else {
int al = map_element->base_height;
int ah = al;
int cl = al;
int ch = al;
uint8 slope = map_element->properties.surface.slope & MAP_ELEMENT_SLOPE_MASK; //F
if (slope & 1) {
al += 2;
if (slope == 0x1B)
al += 2;
}
if (slope & 2) {
ah += 2;
if (slope == 0x17)
ah += 2;
}
if (slope & 4) {
cl += 2;
if (slope == 0x1E)
cl += 2;
}
if (slope & 8) {
ch += 2;
if (slope == 0x1D)
ch += 2;
}
int bh = zLow + 4;
if ((!(bl & 1) || (bl & 0x10 || zLow >= al) && bh >= al) &&
(!(bl & 2) || (bl & 0x20 || zLow >= ah) && bh >= ah) &&
(!(bl & 4) || (bl & 0x40 || zLow >= cl) && bh >= cl) &&
(!(bl & 8) || (bl & 0x80 || zLow >= ch) && bh >= ch)) {
continue;
}
loc_68BABC:
if (RCT2_GLOBAL(0x00F1AD40, void*) != (void*)0xFFFFFFFF) {
int zero = 0;
if (!(RCT2_CALLFUNC_X((int)RCT2_GLOBAL(0x00F1AD40, void*), &zero, &zero, &zero, &zero, (int*)&map_element, &zero, &zero) & 0x100)) {
continue;
}
}
if (map_element != (rct_map_element*)0xFFFFFFF) {
RCT2_CALLPROC_X(0x0068BB18, 0, 0, 0, 0, (int)map_element, 0, 0);
}
return false;
loc_68BAE6:
if (RCT2_GLOBAL(0x00F1AD40, void*) != (void*)0xFFFFFFFF) {
int zero = 0;
if (!(RCT2_CALLFUNC_X((int)RCT2_GLOBAL(0x00F1AD40, void*), &zero, &zero, &zero, &zero, (int*)&map_element, &zero, &zero) & 0x100)) {
goto loc_68B9B7;
}
}
if (map_element != (rct_map_element*)0xFFFFFFF) {
RCT2_GLOBAL(RCT2_ADDRESS_GAME_COMMAND_ERROR_TEXT, rct_string_id) = STR_CANNOT_BUILD_PARTLY_ABOVE_AND_PARTLY_BELOW_WATER;
}
return false;
}
}
} while (!map_element_is_last_for_tile(map_element++));
return true;
}
/**