TorqueGameEngines/Torque3D
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Extacted AI tweaks:

Browse source 
attackradius - seperate value/callbacks to allow AI to be coded to move and shoot.

slowdown triggered by 2x movetolerance rather than a fixed 5 untis.

void AIPlayer::updateMove(const Move* move)  - 'lag' correction.

getTargetDistance - c side distance calculation with enabled option.
This commit is contained in:
Azaezel 2015-12-04 11:24:20 -06:00
parent 272e3138a0
commit ee83c8b66c
2 changed files with 79 additions and 27 deletions
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91
Engine/source/T3D/aiPlayer.cpp
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@ -145,6 +145,9 @@ void AIPlayer::initPersistFields()
"to accelerate to full speed without its initial slow start being considered as stuck.\n"
"@note Set to zero to have the stuck test start immediately.\n");
addField( "AttackRadius", TypeF32, Offset( mAttackRadius, AIPlayer ),
"@brief Distance considered in firing range for callback purposes.");
endGroup( "AI" );
#ifdef TORQUE_NAVIGATION_ENABLED
@ -372,6 +375,11 @@ bool AIPlayer::getAIMove(Move *movePtr)
{
clearPath();
mMoveState = ModeStop;
throwCallback("onTargetInRange");
}
else if((getPosition() - mFollowData.object->getPosition()).len() < mAttackRadius)
{
throwCallback("onTargetInFiringRange");
}
}
}
@ -499,7 +507,7 @@ bool AIPlayer::getAIMove(Move *movePtr)
{
F32 speed = mMoveSpeed;
F32 dist = mSqrt(xDiff*xDiff + yDiff*yDiff);
F32 maxDist = 5.0f;
F32 maxDist = mMoveTolerance*2;
if (dist < maxDist)
speed *= dist / maxDist;
movePtr->x *= speed;
@ -539,29 +547,22 @@ bool AIPlayer::getAIMove(Move *movePtr)
// Test for target location in sight if it's an object. The LOS is
// run from the eye position to the center of the object's bounding,
// which is not very accurate.
if (mAimObject) {
MatrixF eyeMat;
getEyeTransform(&eyeMat);
eyeMat.getColumn(3,&location);
Point3F targetLoc = mAimObject->getBoxCenter();
// This ray ignores non-static shapes. Cast Ray returns true
// if it hit something.
RayInfo dummy;
if (getContainer()->castRay( location, targetLoc,
StaticShapeObjectType | StaticObjectType |
TerrainObjectType, &dummy)) {
if (mTargetInLOS) {
throwCallback( "onTargetExitLOS" );
mTargetInLOS = false;
}
}
else
if (!mTargetInLOS) {
if (mAimObject)
{
if (checkInLos(mAimObject.getPointer()))
{
if (!mTargetInLOS)
{
throwCallback( "onTargetEnterLOS" );
mTargetInLOS = true;
}
}
else if (mTargetInLOS)
{
throwCallback( "onTargetExitLOS" );
mTargetInLOS = false;
}
}
// Replicate the trigger state into the move so that
// triggers can be controlled from scripts.
@ -591,6 +592,14 @@ bool AIPlayer::getAIMove(Move *movePtr)
return true;
}
void AIPlayer::updateMove(const Move* move)
{
if (!getControllingClient() && isGhost())
return;
Parent::updateMove(move);
}
/**
* Utility function to throw callbacks. Callbacks always occure
* on the datablock class.
@ -720,6 +729,7 @@ bool AIPlayer::setPathDestination(const Point3F &pos)
if(!getNavMesh())
{
//setMoveDestination(pos);
throwCallback("onPathFailed");
return false;
}
@ -751,6 +761,7 @@ bool AIPlayer::setPathDestination(const Point3F &pos)
mPathData.owned = true;
// Skip node 0, which we are currently standing on.
moveToNode(1);
throwCallback("onPathSuccess");
return true;
}
else
@ -758,7 +769,7 @@ bool AIPlayer::setPathDestination(const Point3F &pos)
// Just move normally if we can't path.
//setMoveDestination(pos, true);
//return;
//throwCallback("onPathFailed");
throwCallback("onPathFailed");
path->deleteObject();
return false;
}
@ -846,6 +857,10 @@ DefineEngineMethod(AIPlayer, followObject, void, (SimObjectId obj, F32 radius),,
"@param radius Maximum distance we let the target escape to.")
{
SceneObject *follow;
object->clearPath();
object->clearCover();
object->clearFollow();
if(Sim::findObject(obj, follow))
object->followObject(follow, radius);
}
@ -1348,3 +1363,37 @@ DefineEngineMethod( AIPlayer, clearMoveTriggers, void, ( ),,
{
object->clearMoveTriggers();
}
F32 AIPlayer::getTargetDistance(GameBase* target, bool _checkEnabled)
{
if (!isServerObject()) return false;
if (!target)
{
target = mAimObject.getPointer();
if (!target)
return F32_MAX;
}
if (_checkEnabled)
{
if (target->getTypeMask() & ShapeBaseObjectType)
{
ShapeBase *shapeBaseCheck = static_cast<ShapeBase *>(target);
if (shapeBaseCheck)
if (shapeBaseCheck->getDamageState() != Enabled) return false;
}
else
return F32_MAX;
}
return (getPosition() - target->getPosition()).len();
}
DefineEngineMethod(AIPlayer, getTargetDistance, bool, (ShapeBase* obj, bool checkEnabled), (NULL, false),
"@brief Check whether an object is within a specified veiw cone.\n"
"@obj Object to check. (If blank, it will check the current target).\n"
"@fov view angle in degrees.(Defaults to 45)\n"
"@checkEnabled check whether the object can take damage and if so is still alive.(Defaults to false)\n")
{
return object->getTargetDistance(obj, checkEnabled);
}