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Some clean up.

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This commit is contained in:
Joris 2012-06-14 12:44:40 +02:00
parent ce71bb34f2
commit d38ec2893e
2 changed files with 44 additions and 57 deletions

99
src/ai/ai_building.cpp
View file

@ -67,29 +67,22 @@
**
** @note Can be faster written.
*/
static int AiCheckSurrounding(const CUnit &worker,
const CUnitType &type, int x, int y, bool &backupok)
static bool AiCheckSurrounding(const CUnit &worker, const CUnitType &type, int x, int y, bool &backupok)
{
static int dirs[4][3] = {{1, 0, 0}, {0, 1, Map.Info.MapWidth},
{ -1, 0, 0}, {0, -1, -Map.Info.MapWidth}
};
int surrounding[1024]; // Max circonference for building
int surroundingnb;
int lastval;
int dir;
int obstacle;
int y_offset;
int x0 = x - 1;
int y0 = y - 1;
int x1 = x0 + type.TileWidth + 1;
int y1 = y0 + type.TileWidth + 1;
int surroundingnb = 0;
const int x0 = x - 1;
const int y0 = y - 1;
const int x1 = x0 + type.TileWidth + 1;
const int y1 = y0 + type.TileWidth + 1;
x = x0;
y = y0;
y_offset = y * Map.Info.MapWidth;
dir = -1;
surroundingnb = 0;
int y_offset = y * Map.Info.MapWidth;
int dir = -1;
while (dir < 4) {
if (Map.Info.IsPointOnMap(x, y)) {
if (x == worker.tilePos.x && y == worker.tilePos.y) {
@ -109,14 +102,13 @@ static int AiCheckSurrounding(const CUnit &worker,
if ((x == x0 || x == x1) && (y == y0 || y == y1)) {
dir++;
}
x += dirs[dir][0];
y += dirs[dir][1];
y_offset += dirs[dir][2];
}
lastval = surrounding[surroundingnb - 1];
obstacle = 0;
int lastval = surrounding[surroundingnb - 1];
int obstacle = 0;
for (int i = 0 ; i < surroundingnb; ++i) {
if (lastval && !surrounding[i]) {
++obstacle;
@ -188,12 +180,12 @@ VisitResult BuildingPlaceFinder::Visit(TerrainTraversal &terrainTraversal, const
** @param worker Worker to build building.
** @param type Type of building.
** @param startPos Original position to try building
** @param dpos OUT: Pointer for position returned.
** @param checkSurround
** @param checkSurround Check if the perimeter of the building is free
** @param resultPos OUT: Pointer for position returned.
**
** @return True if place found, false if no found.
** @return True if place found, false if no found.
*/
static int AiFindBuildingPlace2(const CUnit &worker, const CUnitType &type, const Vec2i &startPos, const CUnit *startUnit, Vec2i *dpos, bool checkSurround)
static bool AiFindBuildingPlace2(const CUnit &worker, const CUnitType &type, const Vec2i &startPos, const CUnit *startUnit, bool checkSurround, Vec2i *resultPos)
{
TerrainTraversal terrainTraversal;
@ -211,16 +203,15 @@ static int AiFindBuildingPlace2(const CUnit &worker, const CUnitType &type, cons
terrainTraversal.PushPos(it);
}
}
} else if (Map.Info.IsPointOnMap(startPos)) {
terrainTraversal.PushPos(startPos);
} else {
terrainTraversal.PushPos(worker.tilePos);
Assert(Map.Info.IsPointOnMap(startPos));
terrainTraversal.PushPos(startPos);
}
BuildingPlaceFinder buildingPlaceFinder(worker, type, checkSurround, dpos);
BuildingPlaceFinder buildingPlaceFinder(worker, type, checkSurround, resultPos);
terrainTraversal.Run(buildingPlaceFinder);
return Map.Info.IsPointOnMap(*dpos);
return Map.Info.IsPointOnMap(*resultPos);
}
class HallPlaceFinder
@ -288,7 +279,7 @@ VisitResult HallPlaceFinder::Visit(TerrainTraversal &terrainTraversal, const Vec
#endif
CUnit *mine = ResourceOnMap(pos, resource);
if (mine && IsAUsableMine(*mine)) {
if (AiFindBuildingPlace2(worker, type, pos, mine, resultPos, true)) {
if (AiFindBuildingPlace2(worker, type, pos, mine, true, resultPos)) {
return VisitResult_Finished;
}
}
@ -303,7 +294,7 @@ VisitResult HallPlaceFinder::Visit(TerrainTraversal &terrainTraversal, const Vec
** Find building place for hall. (flood fill version)
**
** The best place:
** 1) near to goldmine.
** 1) near to resource.
** !2) near to wood.
** !3) near to worker and must be reachable.
** 4) no enemy near it.
@ -313,6 +304,7 @@ VisitResult HallPlaceFinder::Visit(TerrainTraversal &terrainTraversal, const Vec
** @param worker Worker to build building.
** @param type Type of building.
** @param startPos Start search position (if == -1 then unit X pos used).
** @param resource resource to be near.
** @param resultPos OUT: Pointer for position returned.
**
** @return True if place found, false if not found.
@ -323,19 +315,16 @@ VisitResult HallPlaceFinder::Visit(TerrainTraversal &terrainTraversal, const Vec
static int AiFindHallPlace(const CUnit &worker,
const CUnitType &type,
const Vec2i &startPos,
Vec2i *resultPos,
int resource = GoldCost)
int resource,
Vec2i *resultPos)
{
TerrainTraversal terrainTraversal;
terrainTraversal.SetSize(Map.Info.MapWidth, Map.Info.MapHeight);
terrainTraversal.Init(-1);
if (Map.Info.IsPointOnMap(startPos)) {
terrainTraversal.PushPos(startPos);
} else {
terrainTraversal.PushPos(worker.tilePos);
}
Assert(Map.Info.IsPointOnMap(startPos));
terrainTraversal.PushPos(startPos);
HallPlaceFinder hallPlaceFinder(worker, type, resource, resultPos);
@ -366,7 +355,7 @@ VisitResult LumberMillPlaceFinder::Visit(TerrainTraversal &terrainTraversal, con
}
#endif
if (Map.ForestOnMap(pos)) {
if (AiFindBuildingPlace2(worker, type, pos, NULL, resultPos, true)) {
if (AiFindBuildingPlace2(worker, type, pos, NULL, true, resultPos)) {
return VisitResult_Finished;
}
}
@ -396,11 +385,8 @@ static bool AiFindLumberMillPlace(const CUnit &worker, const CUnitType &type, co
terrainTraversal.SetSize(Map.Info.MapWidth, Map.Info.MapHeight);
terrainTraversal.Init(-1);
if (Map.Info.IsPointOnMap(startPos)) {
terrainTraversal.PushPos(startPos);
} else {
terrainTraversal.PushPos(worker.tilePos);
}
Assert(Map.Info.IsPointOnMap(startPos));
terrainTraversal.PushPos(startPos);
LumberMillPlaceFinder lumberMillPlaceFinder(worker, type, resultPos);
@ -414,53 +400,54 @@ static int AiFindMiningPlace(const CUnit &worker,
Vec2i *resultPos)
{
// look near (mine = ResourceOnMap(pos, resource, false) ?
return AiFindBuildingPlace2(worker, type, startPos, NULL, resultPos, false);
return AiFindBuildingPlace2(worker, type, startPos, NULL, false, resultPos);
}
/**
** Find free building place.
**
** @param worker Worker to build building.
** @param type Type of building.
** @param nearPos Start search near nearPos position (or worker->X if nearPos is invalid).
** @param dpos Pointer for position returned.
** @param worker Worker to build building.
** @param type Type of building.
** @param nearPos Start search near nearPos position (or worker->X if nearPos is invalid).
** @param resultPos Pointer for position returned.
**
** @return True if place found, false if no found.
**
** @todo Better and faster way to find building place of oil
** platforms Special routines for special buildings.
*/
int AiFindBuildingPlace(const CUnit &worker, const CUnitType &type, const Vec2i &nearPos, Vec2i *dpos)
bool AiFindBuildingPlace(const CUnit &worker, const CUnitType &type, const Vec2i &nearPos, Vec2i *resultPos)
{
// Find a good place for a new hall
DebugPrint("%d: Want to build a %s(%s)\n" _C_ AiPlayer->Player->Index
_C_ type.Ident.c_str() _C_ type.Name.c_str());
const Vec2i &startPos = Map.Info.IsPointOnMap(nearPos) ? nearPos : worker.tilePos;
//Mines and Depots
for (int i = 1; i < MaxCosts; ++i) {
ResourceInfo *resinfo = worker.Type->ResInfo[i];
//Depots
if (type.CanStore[i]) {
if (resinfo && resinfo->TerrainHarvester) {
return AiFindLumberMillPlace(worker, type, nearPos, dpos);
return AiFindLumberMillPlace(worker, type, startPos, resultPos);
} else {
return AiFindHallPlace(worker, type, nearPos, dpos, i);
return AiFindHallPlace(worker, type, startPos, i, resultPos);
}
} else
} else {
//mines
if (type.GivesResource == i) {
if (resinfo && resinfo->RefineryHarvester) {
//Mine have to be build ONTOP resources
return AiFindMiningPlace(worker, type, nearPos, i, dpos);
return AiFindMiningPlace(worker, type, startPos, i, resultPos);
} else {
//Mine can be build without resource restrictions: solar panels, etc
const Vec2i &startPos = Map.Info.IsPointOnMap(nearPos) ? nearPos : worker.tilePos;
return AiFindBuildingPlace2(worker, type, startPos, NULL, dpos, true);
return AiFindBuildingPlace2(worker, type, startPos, NULL, true, resultPos);
}
}
}
}
const Vec2i &startPos = Map.Info.IsPointOnMap(nearPos) ? nearPos : worker.tilePos;
return AiFindBuildingPlace2(worker, type, startPos, NULL, dpos, true);
return AiFindBuildingPlace2(worker, type, startPos, NULL, true, resultPos);
}
//@}

2
src/ai/ai_local.h
View file

@ -406,7 +406,7 @@ extern void AiNewDepotRequest(CUnit &worker);
// Buildings
//
/// Find nice building place
extern int AiFindBuildingPlace(const CUnit &worker, const CUnitType &type, const Vec2i &nearPos, Vec2i *dpos);
extern bool AiFindBuildingPlace(const CUnit &worker, const CUnitType &type, const Vec2i &nearPos, Vec2i *resultPos);
//
// Forces