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#include "StdAfx.h"
#include <assert.h>
#include "mmgr.h"
#include "GroundBlockingObjectMap.h"
#include "GlobalSynced.h"
#include "GlobalConstants.h"
#include "Sim/Objects/SolidObject.h"
#include "Sim/Path/PathManager.h"
#include "creg/STL_Map.h"
CGroundBlockingObjectMap* groundBlockingObjectMap;
CR_BIND(CGroundBlockingObjectMap, (1))
CR_REG_METADATA(CGroundBlockingObjectMap, (
CR_MEMBER(groundBlockingMap)
));
inline static const int GetObjectID(CSolidObject* obj)
{
const int id = obj->GetBlockingMapID();
// object should always be a derived type
assert(id != -1);
return id;
}
void CGroundBlockingObjectMap::AddGroundBlockingObject(CSolidObject* object)
{
const int objID = GetObjectID(object);
object->isMarkedOnBlockingMap = true;
object->mapPos = object->GetMapPos();
if (object->immobile) {
object->mapPos.x &= 0xfffffe;
object->mapPos.y &= 0xfffffe;
}
const int bx = object->mapPos.x;
const int bz = object->mapPos.y;
const int minXSqr = bx;
const int minZSqr = bz;
const int maxXSqr = bx + object->xsize;
const int maxZSqr = bz + object->zsize;
for (int zSqr = minZSqr; zSqr < maxZSqr; zSqr++) {
for (int xSqr = minXSqr; xSqr < maxXSqr; xSqr++) {
const int idx = xSqr + zSqr * gs->mapx;
BlockingMapCell& cell = groundBlockingMap[idx];
BlockingMapCellIt it = cell.find(objID);
if (it == cell.end()) {
cell[objID] = object;
}
}
}
// FIXME: needs dependency injection (observer pattern?)
if (!object->mobility && pathManager) {
pathManager->TerrainChange(minXSqr, minZSqr, maxXSqr, maxZSqr);
}
}
void CGroundBlockingObjectMap::AddGroundBlockingObject(CSolidObject* object, unsigned char* yardMap, unsigned char mask)
{
const int objID = GetObjectID(object);
object->isMarkedOnBlockingMap = true;
object->mapPos = object->GetMapPos();
if (object->immobile) {
object->mapPos.x &= 0xfffffe;
object->mapPos.y &= 0xfffffe;
}
const int bx = object->mapPos.x;
const int bz = object->mapPos.y;
const int minXSqr = bx;
const int minZSqr = bz;
const int maxXSqr = bx + object->xsize;
const int maxZSqr = bz + object->zsize;
for (int z = 0; minZSqr + z < maxZSqr; z++) {
for (int x = 0; minXSqr + x < maxXSqr; x++) {
const int idx = minXSqr + x + (minZSqr + z) * gs->mapx;
const int off = x + z * object->xsize;
BlockingMapCell& cell = groundBlockingMap[idx];
BlockingMapCellIt it = cell.find(objID);
if ((it == cell.end()) && (yardMap[off] & mask)) {
cell[objID] = object;
}
}
}
// FIXME: needs dependency injection (observer pattern?)
if (!object->mobility && pathManager) {
pathManager->TerrainChange(minXSqr, minZSqr, maxXSqr, maxZSqr);
}
}
void CGroundBlockingObjectMap::RemoveGroundBlockingObject(CSolidObject* object)
{
const int objID = GetObjectID(object);
object->isMarkedOnBlockingMap = false;
const int bx = object->mapPos.x;
const int bz = object->mapPos.y;
const int sx = object->xsize;
const int sz = object->zsize;
for (int z = bz; z < bz + sz; ++z) {
for (int x = bx; x < bx + sx; ++x) {
int idx = x + z * gs->mapx;
BlockingMapCell& cell = groundBlockingMap[idx];
BlockingMapCellIt it = cell.find(objID);
if (it != cell.end()) {
cell.erase(objID);
}
}
}
// FIXME: needs dependency injection (observer pattern?)
if (!object->mobility) {
pathManager->TerrainChange(bx, bz, bx + sx, bz + sz);
}
}
/**
* Moves a ground blocking object from old position to the current on map.
* No longer used, functionality is handled by CSolidObject::{Un}Block()
*/
/*
void CGroundBlockingObjectMap::MoveGroundBlockingObject(CSolidObject* object, float3 oldPos) {
RemoveGroundBlockingObject(object);
AddGroundBlockingObject(object);
}
*/
/**
* Checks if a ground-square is blocked.
* If it's not blocked (empty), then NULL is returned. Otherwise, a
* pointer to the top-most / bottom-most blocking object is returned.
*/
CSolidObject* CGroundBlockingObjectMap::GroundBlockedUnsafe(int mapSquare, bool topMost) {
if (groundBlockingMap[mapSquare].empty()) {
return NULL;
}
const BlockingMapCell& cell = groundBlockingMap[mapSquare];
BlockingMapCellIt it = cell.begin();
CSolidObject* p = it->second;
CSolidObject* q = it->second;
it++;
for (; it != cell.end(); it++) {
CSolidObject* obj = it->second;
if (obj->pos.y > p->pos.y) { p = obj; }
if (obj->pos.y < q->pos.y) { q = obj; }
}
return ((topMost)? p: q);
}
CSolidObject* CGroundBlockingObjectMap::GroundBlocked(int mapSquare, bool topMost) {
if (mapSquare < 0 || mapSquare >= gs->mapSquares) {
return NULL;
}
return GroundBlockedUnsafe(mapSquare);
}
CSolidObject* CGroundBlockingObjectMap::GroundBlocked(const float3& pos, bool topMost) {
if (!pos.IsInBounds()) {
return NULL;
}
const int xSqr = int(pos.x / SQUARE_SIZE);
const int zSqr = int(pos.z / SQUARE_SIZE);
return GroundBlocked(xSqr + zSqr * gs->mapx, topMost);
}
/**
* Opens up a yard in a blocked area.
* When a factory opens up, for example.
*/
void CGroundBlockingObjectMap::OpenBlockingYard(CSolidObject* yard, unsigned char* yardMap) {
RemoveGroundBlockingObject(yard);
AddGroundBlockingObject(yard, yardMap, 2);
}
/**
* Closes a yard, blocking the area.
* When a factory closes, for example.
*/
void CGroundBlockingObjectMap::CloseBlockingYard(CSolidObject* yard, unsigned char* yardMap) {
RemoveGroundBlockingObject(yard);
AddGroundBlockingObject(yard, yardMap, 1);
}
bool CGroundBlockingObjectMap::CanCloseYard(CSolidObject* yard)
{
const int objID = GetObjectID(yard);
for (int z = yard->mapPos.y; z < yard->mapPos.y + yard->zsize; ++z) {
for (int x = yard->mapPos.x; x < yard->mapPos.x + yard->xsize; ++x) {
const int idx = z * gs->mapx + x;
BlockingMapCell& cell = groundBlockingMap[idx];
BlockingMapCellIt it = cell.find(objID);
if (it == cell.end()) {
// we are non-blocking in this part of
// our yardmap footprint, but something
// might be inside us
if (cell.size() >= 1) {
return false;
}
} else {
// this part of our yardmap is blocking, we
// can't close if something else present on
// it besides us
if (cell.size() >= 2) {
return false;
}
}
}
}
return true;
}
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