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Smart tree top hiding: code optimization.

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git-svn-id: https://ja2svn.mooo.com/source/ja2/trunk/GameSource/ja2_v1.13/Build@8940 3b4a5df2-a311-0410-b5c6-a8a6f20db521
This commit is contained in:
Sevenfm
2021-02-17 15:24:00 +00:00
parent 4471b8ef97
commit 27d681905d
1 changed files with 53 additions and 60 deletions
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TileEngine/worldman.cpp
+53 -60
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@@ -4086,85 +4086,78 @@ void UpdateTreeVisibility()
//Get the gridno the cursor is at
GetMouseMapPos(&usMouseSpot);
// first show all trees
// show all trees except trees near visible soldiers
for (cnt = 0; cnt < WORLD_MAX; cnt++)
{
pNode = gpWorldLevelData[cnt].pStructHead;
while (pNode != NULL)
{
GetTileFlags(pNode->usIndex, &fTileFlags);
if (fTileFlags & FULL3D_TILE)
{
if ((pNode->uiFlags & LEVELNODE_REVEALTREES))
pStructureData = pNode->pStructureData;
if (pStructureData)
sSpot = pNode->pStructureData->sGridNo;
//sSpot = pNode->pStructureData->sBaseGridNo;
else
sSpot = NOWHERE;
if (!TileIsOutOfBounds(sSpot))
{
pNode->uiFlags &= ~(LEVELNODE_REVEALTREES);
fRerender = TRUE;
}
}
pNode = pNode->pNext;
}
}
fHideTree = FALSE;
// now show all trees except trees near visible soldiers
for (cnt = 0; cnt < WORLD_MAX; cnt++)
{
pNode = gpWorldLevelData[cnt].pStructHead;
while (pNode != NULL)
{
pStructureData = pNode->pStructureData;
if (pStructureData)
sSpot = pNode->pStructureData->sGridNo;
//sSpot = pNode->pStructureData->sBaseGridNo;
else
sSpot = NOWHERE;
fHideTree = FALSE;
// check trees near cursor position
if (!TileIsOutOfBounds(usMouseSpot) &&
(PythSpacesAway(sSpot, usMouseSpot) <= 2 && AIDirection(sSpot, usMouseSpot) == 0 ||
PythSpacesAway(sSpot, usMouseSpot) <= 5 && AIDirection(sSpot, usMouseSpot) == 7 ||
PythSpacesAway(sSpot, usMouseSpot) <= 2 && AIDirection(sSpot, usMouseSpot) == 6))
{
fHideTree = TRUE;
}
// find visible soldier near spot
if (!TileIsOutOfBounds(sSpot) && !fHideTree)
{
for (UINT8 uiLoop = 0; uiLoop < guiNumMercSlots; uiLoop++)
{
pOpponent = MercSlots[uiLoop];
if (pOpponent &&
pOpponent->bVisible != -1 &&
!TileIsOutOfBounds(pOpponent->sGridNo) &&
(PythSpacesAway(sSpot, pOpponent->sGridNo) <= 2 && AIDirection(sSpot, pOpponent->sGridNo) == 0 ||
PythSpacesAway(sSpot, pOpponent->sGridNo) <= 5 && AIDirection(sSpot, pOpponent->sGridNo) == 7 ||
PythSpacesAway(sSpot, pOpponent->sGridNo) <= 2 && AIDirection(sSpot, pOpponent->sGridNo) == 6))
// check trees near cursor position
if (!TileIsOutOfBounds(usMouseSpot) &&
(PythSpacesAway(sSpot, usMouseSpot) <= 2 && AIDirection(sSpot, usMouseSpot) == 0 ||
PythSpacesAway(sSpot, usMouseSpot) <= 5 && AIDirection(sSpot, usMouseSpot) == 7 ||
PythSpacesAway(sSpot, usMouseSpot) <= 2 && AIDirection(sSpot, usMouseSpot) == 6))
{
fHideTree = TRUE;
break;
}
}
}
if (fHideTree)
{
GetTileFlags(pNode->usIndex, &fTileFlags);
if (fTileFlags & FULL3D_TILE)
{
if (!(pNode->uiFlags & LEVELNODE_REVEALTREES))
// find visible soldier near spot
if (!TileIsOutOfBounds(sSpot) && !fHideTree)
{
pNode->uiFlags |= (LEVELNODE_REVEALTREES);
fRerender = TRUE;
fHidden = TRUE;
for (UINT8 uiLoop = 0; uiLoop < guiNumMercSlots; uiLoop++)
{
pOpponent = MercSlots[uiLoop];
if (pOpponent &&
pOpponent->bVisible != -1 &&
!TileIsOutOfBounds(pOpponent->sGridNo) &&
(PythSpacesAway(sSpot, pOpponent->sGridNo) <= 2 && AIDirection(sSpot, pOpponent->sGridNo) == 0 ||
PythSpacesAway(sSpot, pOpponent->sGridNo) <= 5 && AIDirection(sSpot, pOpponent->sGridNo) == 7 ||
PythSpacesAway(sSpot, pOpponent->sGridNo) <= 2 && AIDirection(sSpot, pOpponent->sGridNo) == 6))
{
fHideTree = TRUE;
break;
}
}
}
if (fHideTree)
{
if (!(pNode->uiFlags & LEVELNODE_REVEALTREES))
{
pNode->uiFlags |= (LEVELNODE_REVEALTREES);
fRerender = TRUE;
fHidden = TRUE;
}
}
else
{
if ((pNode->uiFlags & LEVELNODE_REVEALTREES))
{
pNode->uiFlags &= ~(LEVELNODE_REVEALTREES);
fRerender = TRUE;
}
}
}
}
pNode = pNode->pNext;
}
}