SAIFloat3 ConstructionUnitGroup::FindGoodBuildSite(SAIFloat3 builderPos, UnitDef* building, float radius)
{
SAIFloat3 bestBuildSpot=builderPos;
float bestDistance = radius*radius+1;
bool foundBuildSite = false;
Map *map = ai->callback->GetMap();
vector<Unit*> nearByBuildings = ai->knowledge->selfInfo->baseInfo->GetUnitsInRange(builderPos, radius);
vector<Unit*>::iterator it;
for(it = nearByBuildings.begin(); it != nearByBuildings.end(); it++)
{
UnitDef* ud = (*it)->GetDef();
if(!ud->IsBuilder())
{
SAIFloat3 unitPos = (*it)->GetPos();
float muls[][2] = {{-1,0},{1,0},{0,-1},{0,1}};//left, right, up, down
for(int i=0; i<4;i++)
{
SAIFloat3 newPos = unitPos;
newPos.x += muls[i][0]*((ud->GetXSize()*8/2)+(building->GetXSize()*8/2));
newPos.z += muls[i][1]*((ud->GetZSize()*8/2)+(building->GetZSize()*8/2));
float newDist = ai->utility->EuclideanDistance(builderPos,newPos);
if(newDist < bestDistance
&& map->IsPossibleToBuildAt(*building, newPos, 0)
&& !IsMetalExtracitonSite(building, newPos)
&& !BuildBlocksSelf(building, newPos, 0) )
{
//TODO: test if it is blocking a contruction yard
bestBuildSpot = newPos;
bestDistance = newDist;
foundBuildSite = true;
}
}
}
delete (*it);
delete ud;
}
delete map;
if (!foundBuildSite)
{
//We didn't find a good BuildSite (e.g. no non-builder buildings)
bestBuildSpot = FindClosestNonConflictingBuildSite(building, builderPos, radius, 0, 0);
}
return bestBuildSpot;
}
bool ConstructionUnitGroup::InersectsWithMex(UnitDef *unitDef, SAIFloat3 pos, SAIFloat3 mexPos)
{
if (ai->utility->IsMetalMap())
{
return false;//Since metal can be extracted from all spots, there are no limited metal extraction sites
}
UnitDef *mexDef = ai->utility->GetMexDef();
bool retVal = ai->math->BoxIntersect( pos,
unitDef->GetXSize()*8,
unitDef->GetZSize()*8,
mexPos,
mexDef->GetXSize()*8,
mexDef->GetZSize()*8);
ai->utility->Log(ALL, MISC, "Mex intersect box 1 at (%f,%f,%f): %ix%i", pos.x, pos.y, pos.z, unitDef->GetXSize()*8, unitDef->GetZSize()*8);
ai->utility->Log(ALL, MISC, "Mex intersect box 2 at (%f,%f,%f): %ix%i", mexPos.x, mexPos.y, mexPos.z, mexDef->GetXSize()*8, mexDef->GetZSize()*8);
ai->utility->Log(ALL, MISC, "Checking InersectsWithMex: %i", retVal);
return retVal;
}
