void Item::setTransform(const MatrixF& mat)
{
Point3F pos;
mat.getColumn(3,&pos);
MatrixF tmat;
if (!mRotate) {
// Forces all rotation to be around the z axis
VectorF vec;
mat.getColumn(1,&vec);
tmat.set(EulerF(0,0,-mAtan2(-vec.x,vec.y)));
}
else
tmat.identity();
tmat.setColumn(3,pos);
Parent::setTransform(tmat);
if (!mStatic)
{
mAtRest = false;
mAtRestCounter = 0;
}
if ( mPhysicsRep )
mPhysicsRep->setTransform( getTransform() );
setMaskBits(RotationMask | PositionMask | NoWarpMask);
}
EulerF MatrixF::toEuler() const
{
const F32 * mat = m;
EulerF r;
r.x = mAsin(mat[MatrixF::idx(2,1)]);
if(mCos(r.x) != 0.f)
{
r.y = mAtan2(-mat[MatrixF::idx(2,0)], mat[MatrixF::idx(2,2)]);
r.z = mAtan2(-mat[MatrixF::idx(0,1)], mat[MatrixF::idx(1,1)]);
}
else
{
r.y = 0.f;
r.z = mAtan2(mat[MatrixF::idx(1,0)], mat[MatrixF::idx(0,0)]);
}
return r;
}
void Frustum::scaleFromCenter( F32 scale )
{
// Extract the fov and aspect ratio.
F32 fovInRadians = mAtan2( (mNearTop - mNearBottom)*mNumTiles/2.0f, mNearDist ) * 2.0f;
F32 aspectRatio = (mNearRight - mNearLeft)/(mNearTop - mNearBottom);
// Now move the near and far planes out.
F32 halfDist = ( mFarDist - mNearDist ) / 2.0f;
mNearDist -= halfDist * ( scale - 1.0f );
mFarDist += halfDist * ( scale - 1.0f );
// Setup the new scaled frustum.
set( mIsOrtho, fovInRadians, aspectRatio, mNearDist, mFarDist, mTransform );
}
F32 TimeOfDay::_calcAzimuth( F32 lat, F32 dec, F32 mer )
{
// Add PI to normalize this from the range of -PI/2 to PI/2 to 0 to 2 * PI;
return mAtan2( mSin(mer), mCos(mer) * mSin(lat) - mTan(dec) * mCos(lat) ) + M_PI_F;
}
/**
* This method calculates the moves for the AI player
*
* @param movePtr Pointer to move the move list into
*/
bool AIPlayer::getAIMove(Move *movePtr)
{
*movePtr = NullMove;
// Use the eye as the current position.
MatrixF eye;
getEyeTransform(&eye);
Point3F location = eye.getPosition();
Point3F rotation = getRotation();
// Orient towards the aim point, aim object, or towards
// our destination.
if (mAimObject || mAimLocationSet || mMoveState != ModeStop)
{
// Update the aim position if we're aiming for an object
if (mAimObject)
mAimLocation = mAimObject->getPosition() + mAimOffset;
else
if (!mAimLocationSet)
mAimLocation = mMoveDestination;
F32 xDiff = mAimLocation.x - location.x;
F32 yDiff = mAimLocation.y - location.y;
if (!mIsZero(xDiff) || !mIsZero(yDiff))
{
// First do Yaw
// use the cur yaw between -Pi and Pi
F32 curYaw = rotation.z;
while (curYaw > M_2PI_F)
curYaw -= M_2PI_F;
while (curYaw < -M_2PI_F)
curYaw += M_2PI_F;
// find the yaw offset
F32 newYaw = mAtan2( xDiff, yDiff );
F32 yawDiff = newYaw - curYaw;
// make it between 0 and 2PI
if( yawDiff < 0.0f )
yawDiff += M_2PI_F;
else if( yawDiff >= M_2PI_F )
yawDiff -= M_2PI_F;
// now make sure we take the short way around the circle
if( yawDiff > M_PI_F )
yawDiff -= M_2PI_F;
else if( yawDiff < -M_PI_F )
yawDiff += M_2PI_F;
movePtr->yaw = yawDiff;
// Next do pitch.
if (!mAimObject && !mAimLocationSet)
{
// Level out if were just looking at our next way point.
Point3F headRotation = getHeadRotation();
movePtr->pitch = -headRotation.x;
}
else
{
// This should be adjusted to run from the
// eye point to the object's center position. Though this
// works well enough for now.
F32 vertDist = mAimLocation.z - location.z;
F32 horzDist = mSqrt(xDiff * xDiff + yDiff * yDiff);
F32 newPitch = mAtan2( horzDist, vertDist ) - ( M_PI_F / 2.0f );
if (mFabs(newPitch) > 0.01f)
{
Point3F headRotation = getHeadRotation();
movePtr->pitch = newPitch - headRotation.x;
}
}
}
}
else
{
// Level out if we're not doing anything else
Point3F headRotation = getHeadRotation();
movePtr->pitch = -headRotation.x;
}
// Move towards the destination
if (mMoveState != ModeStop)
{
F32 xDiff = mMoveDestination.x - location.x;
F32 yDiff = mMoveDestination.y - location.y;
// Check if we should mMove, or if we are 'close enough'
if (mFabs(xDiff) < mMoveTolerance && mFabs(yDiff) < mMoveTolerance)
{
mMoveState = ModeStop;
throwCallback("onReachDestination");
}
else
{
// Build move direction in world space
if (mIsZero(xDiff))
movePtr->y = (location.y > mMoveDestination.y) ? -1.0f : 1.0f;
else
if (mIsZero(yDiff))
movePtr->x = (location.x > mMoveDestination.x) ? -1.0f : 1.0f;
else
if (mFabs(xDiff) > mFabs(yDiff))
{
F32 value = mFabs(yDiff / xDiff);
movePtr->y = (location.y > mMoveDestination.y) ? -value : value;
movePtr->x = (location.x > mMoveDestination.x) ? -1.0f : 1.0f;
}
else
{
F32 value = mFabs(xDiff / yDiff);
movePtr->x = (location.x > mMoveDestination.x) ? -value : value;
movePtr->y = (location.y > mMoveDestination.y) ? -1.0f : 1.0f;
}
// Rotate the move into object space (this really only needs
// a 2D matrix)
Point3F newMove;
MatrixF moveMatrix;
moveMatrix.set(EulerF(0.0f, 0.0f, -(rotation.z + movePtr->yaw)));
moveMatrix.mulV( Point3F( movePtr->x, movePtr->y, 0.0f ), &newMove );
movePtr->x = newMove.x;
movePtr->y = newMove.y;
// Set movement speed. We'll slow down once we get close
// to try and stop on the spot...
if (mMoveSlowdown)
{
F32 speed = mMoveSpeed;
F32 dist = mSqrt(xDiff*xDiff + yDiff*yDiff);
F32 maxDist = 5.0f;
if (dist < maxDist)
speed *= dist / maxDist;
movePtr->x *= speed;
movePtr->y *= speed;
mMoveState = ModeSlowing;
}
else
{
movePtr->x *= mMoveSpeed;
movePtr->y *= mMoveSpeed;
mMoveState = ModeMove;
}
if (mMoveStuckTestCountdown > 0)
--mMoveStuckTestCountdown;
else
{
// We should check to see if we are stuck...
F32 locationDelta = (location - mLastLocation).len();
if (locationDelta < mMoveStuckTolerance && mDamageState == Enabled)
{
// If we are slowing down, then it's likely that our location delta will be less than
// our move stuck tolerance. Because we can be both slowing and stuck
// we should TRY to check if we've moved. This could use better detection.
if ( mMoveState != ModeSlowing || locationDelta == 0 )
{
mMoveState = ModeStuck;
throwCallback("onMoveStuck");
}
}
}
}
}
// 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) {
throwCallback( "onTargetEnterLOS" );
mTargetInLOS = true;
}
}
// Replicate the trigger state into the move so that
// triggers can be controlled from scripts.
for( int i = 0; i < MaxTriggerKeys; i++ )
movePtr->trigger[i] = getImageTriggerState(i);
mLastLocation = location;
return true;
}
/**
* This method calculates the moves for the AI player
*
* @param movePtr Pointer to move the move list into
*/
bool AIPlayer::getAIMove(Move *movePtr)
{
*movePtr = NullMove;
// Use the eye as the current position.
MatrixF eye;
getEyeTransform(&eye);
Point3F location = eye.getPosition();
Point3F rotation = getRotation();
#ifdef TORQUE_NAVIGATION_ENABLED
if(mDamageState == Enabled)
{
if(mMoveState != ModeStop)
updateNavMesh();
if(!mFollowData.object.isNull())
{
if(mPathData.path.isNull())
{
if((getPosition() - mFollowData.object->getPosition()).len() > mFollowData.radius)
followObject(mFollowData.object, mFollowData.radius);
}
else
{
if((mPathData.path->mTo - mFollowData.object->getPosition()).len() > mFollowData.radius)
repath();
else if((getPosition() - mFollowData.object->getPosition()).len() < mFollowData.radius)
{
clearPath();
mMoveState = ModeStop;
throwCallback("onTargetInRange");
}
else if((getPosition() - mFollowData.object->getPosition()).len() < mAttackRadius)
{
throwCallback("onTargetInFiringRange");
}
}
}
}
#endif // TORQUE_NAVIGATION_ENABLED
// Orient towards the aim point, aim object, or towards
// our destination.
if (mAimObject || mAimLocationSet || mMoveState != ModeStop)
{
// Update the aim position if we're aiming for an object
if (mAimObject)
mAimLocation = mAimObject->getPosition() + mAimOffset;
else
if (!mAimLocationSet)
mAimLocation = mMoveDestination;
F32 xDiff = mAimLocation.x - location.x;
F32 yDiff = mAimLocation.y - location.y;
if (!mIsZero(xDiff) || !mIsZero(yDiff))
{
// First do Yaw
// use the cur yaw between -Pi and Pi
F32 curYaw = rotation.z;
while (curYaw > M_2PI_F)
curYaw -= M_2PI_F;
while (curYaw < -M_2PI_F)
curYaw += M_2PI_F;
// find the yaw offset
F32 newYaw = mAtan2( xDiff, yDiff );
F32 yawDiff = newYaw - curYaw;
// make it between 0 and 2PI
if( yawDiff < 0.0f )
yawDiff += M_2PI_F;
else if( yawDiff >= M_2PI_F )
yawDiff -= M_2PI_F;
// now make sure we take the short way around the circle
if( yawDiff > M_PI_F )
yawDiff -= M_2PI_F;
else if( yawDiff < -M_PI_F )
yawDiff += M_2PI_F;
movePtr->yaw = yawDiff;
// Next do pitch.
if (!mAimObject && !mAimLocationSet)
{
// Level out if were just looking at our next way point.
Point3F headRotation = getHeadRotation();
movePtr->pitch = -headRotation.x;
}
else
{
// This should be adjusted to run from the
// eye point to the object's center position. Though this
// works well enough for now.
F32 vertDist = mAimLocation.z - location.z;
F32 horzDist = mSqrt(xDiff * xDiff + yDiff * yDiff);
F32 newPitch = mAtan2( horzDist, vertDist ) - ( M_PI_F / 2.0f );
if (mFabs(newPitch) > 0.01f)
{
Point3F headRotation = getHeadRotation();
movePtr->pitch = newPitch - headRotation.x;
}
}
}
}
else
{
// Level out if we're not doing anything else
Point3F headRotation = getHeadRotation();
movePtr->pitch = -headRotation.x;
}
// Move towards the destination
if (mMoveState != ModeStop)
{
F32 xDiff = mMoveDestination.x - location.x;
F32 yDiff = mMoveDestination.y - location.y;
// Check if we should mMove, or if we are 'close enough'
if (mFabs(xDiff) < mMoveTolerance && mFabs(yDiff) < mMoveTolerance)
{
mMoveState = ModeStop;
onReachDestination();
}
else
{
// Build move direction in world space
if (mIsZero(xDiff))
movePtr->y = (location.y > mMoveDestination.y) ? -1.0f : 1.0f;
else
if (mIsZero(yDiff))
movePtr->x = (location.x > mMoveDestination.x) ? -1.0f : 1.0f;
else
if (mFabs(xDiff) > mFabs(yDiff))
{
F32 value = mFabs(yDiff / xDiff);
movePtr->y = (location.y > mMoveDestination.y) ? -value : value;
movePtr->x = (location.x > mMoveDestination.x) ? -1.0f : 1.0f;
}
else
{
F32 value = mFabs(xDiff / yDiff);
movePtr->x = (location.x > mMoveDestination.x) ? -value : value;
movePtr->y = (location.y > mMoveDestination.y) ? -1.0f : 1.0f;
}
// Rotate the move into object space (this really only needs
// a 2D matrix)
Point3F newMove;
MatrixF moveMatrix;
moveMatrix.set(EulerF(0.0f, 0.0f, -(rotation.z + movePtr->yaw)));
moveMatrix.mulV( Point3F( movePtr->x, movePtr->y, 0.0f ), &newMove );
movePtr->x = newMove.x;
movePtr->y = newMove.y;
// Set movement speed. We'll slow down once we get close
// to try and stop on the spot...
if (mMoveSlowdown)
{
F32 speed = mMoveSpeed;
F32 dist = mSqrt(xDiff*xDiff + yDiff*yDiff);
F32 maxDist = mMoveTolerance*2;
if (dist < maxDist)
speed *= dist / maxDist;
movePtr->x *= speed;
movePtr->y *= speed;
mMoveState = ModeSlowing;
}
else
{
movePtr->x *= mMoveSpeed;
movePtr->y *= mMoveSpeed;
mMoveState = ModeMove;
}
if (mMoveStuckTestCountdown > 0)
--mMoveStuckTestCountdown;
else
{
// We should check to see if we are stuck...
F32 locationDelta = (location - mLastLocation).len();
if (locationDelta < mMoveStuckTolerance && mDamageState == Enabled)
{
// If we are slowing down, then it's likely that our location delta will be less than
// our move stuck tolerance. Because we can be both slowing and stuck
// we should TRY to check if we've moved. This could use better detection.
if ( mMoveState != ModeSlowing || locationDelta == 0 )
{
mMoveState = ModeStuck;
onStuck();
}
}
}
}
}
// 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)
{
if (checkInLos(mAimObject.getPointer()))
{
if (!mTargetInLOS)
{
throwCallback( "onTargetEnterLOS" );
mTargetInLOS = true;
}
}
else if (mTargetInLOS)
{
throwCallback( "onTargetExitLOS" );
mTargetInLOS = false;
}
}
Pose desiredPose = mPose;
if ( mSwimming )
desiredPose = SwimPose;
else if ( mAiPose == 1 && canCrouch() )
desiredPose = CrouchPose;
else if ( mAiPose == 2 && canProne() )
desiredPose = PronePose;
else if ( mAiPose == 3 && canSprint() )
desiredPose = SprintPose;
else if ( canStand() )
desiredPose = StandPose;
setPose( desiredPose );
// Replicate the trigger state into the move so that
// triggers can be controlled from scripts.
for( U32 i = 0; i < MaxTriggerKeys; i++ )
movePtr->trigger[ i ] = getImageTriggerState( i );
#ifdef TORQUE_NAVIGATION_ENABLED
if(mJump == Now)
{
movePtr->trigger[2] = true;
mJump = None;
}
else if(mJump == Ledge)
{
// If we're not touching the ground, jump!
RayInfo info;
if(!getContainer()->castRay(getPosition(), getPosition() - Point3F(0, 0, 0.4f), StaticShapeObjectType, &info))
{
movePtr->trigger[2] = true;
mJump = None;
}
}
#endif // TORQUE_NAVIGATION_ENABLED
mLastLocation = location;
return true;
}
void DecalManager::_generateWindingOrder( const Point3F &cornerPoint, Vector<Point3F> *sortPoints )
{
// This block of code is used to find
// the winding order for the points in our quad.
// First, choose an arbitrary corner point.
// We'll use the "lowerRight" point.
Point3F relPoint( 0, 0, 0 );
// See comment below about radius.
//F32 radius = 0;
F32 theta = 0;
Vector<Point4F> tmpPoints;
for ( U32 i = 0; i < (*sortPoints).size(); i++ )
{
const Point3F &pnt = (*sortPoints)[i];
relPoint = cornerPoint - pnt;
// Get the radius (r^2 = x^2 + y^2).
// This is commented because for a quad
// you typically can't have the same values
// for theta, which is the caveat which would
// require sorting by the radius.
//radius = mSqrt( (relPoint.x * relPoint.x) + (relPoint.y * relPoint.y) );
// Get the theta value for the
// interval -PI, PI.
// This algorithm for determining the
// theta value is defined by
// | arctan( y / x ) if x > 0
// | arctan( y / x ) if x < 0 and y >= 0
// theta = | arctan( y / x ) if x < 0 and y < 0
// | PI / 2 if x = 0 and y > 0
// | -( PI / 2 ) if x = 0 and y < 0
if ( relPoint.x > 0.0f )
theta = mAtan2( relPoint.y, relPoint.x );
else if ( relPoint.x < 0.0f )
{
if ( relPoint.y >= 0.0f )
theta = mAtan2( relPoint.y, relPoint.x ) + M_PI_F;
else if ( relPoint.y < 0.0f )
theta = mAtan2( relPoint.y, relPoint.x ) - M_PI_F;
}
else if ( relPoint.x == 0.0f )
{
if ( relPoint.y > 0.0f )
theta = M_PI_F / 2.0f;
else if ( relPoint.y < 0.0f )
theta = -(M_PI_F / 2.0f);
}
tmpPoints.push_back( Point4F( pnt.x, pnt.y, pnt.z, theta ) );
}
dQsort( tmpPoints.address(), tmpPoints.size(), sizeof( Point4F ), cmpQuadPointTheta );
for ( U32 i = 0; i < tmpPoints.size(); i++ )
{
const Point4F &tmpPoint = tmpPoints[i];
(*sortPoints)[i].set( tmpPoint.x, tmpPoint.y, tmpPoint.z );
}
}
void WaterObject::setShaderParams( SceneRenderState *state, BaseMatInstance *mat, const WaterMatParams ¶mHandles )
{
MaterialParameters* matParams = mat->getMaterialParameters();
matParams->setSafe( paramHandles.mElapsedTimeSC, (F32)Sim::getCurrentTime() / 1000.0f );
// set vertex shader constants
//-----------------------------------
Point2F reflectTexSize( mPlaneReflector.reflectTex.getWidth(), mPlaneReflector.reflectTex.getHeight() );
matParams->setSafe( paramHandles.mReflectTexSizeSC, reflectTexSize );
static AlignedArray<Point2F> mConstArray( MAX_WAVES, sizeof( Point4F ) );
// Ripples...
for ( U32 i = 0; i < MAX_WAVES; i++ )
mConstArray[i].set( -mRippleDir[i].x, -mRippleDir[i].y );
matParams->setSafe( paramHandles.mRippleDirSC, mConstArray );
Point3F rippleSpeed( mRippleSpeed[0], mRippleSpeed[1], mRippleSpeed[2] );
matParams->setSafe( paramHandles.mRippleSpeedSC, rippleSpeed );
Point4F rippleMagnitude( mRippleMagnitude[0],
mRippleMagnitude[1],
mRippleMagnitude[2],
mOverallRippleMagnitude );
matParams->setSafe( paramHandles.mRippleMagnitudeSC, rippleMagnitude );
for ( U32 i = 0; i < MAX_WAVES; i++ )
{
Point2F texScale = mRippleTexScale[i];
if ( texScale.x > 0.0 )
texScale.x = 1.0 / texScale.x;
if ( texScale.y > 0.0 )
texScale.y = 1.0 / texScale.y;
mConstArray[i].set( texScale.x, texScale.y );
}
matParams->setSafe(paramHandles.mRippleTexScaleSC, mConstArray);
static AlignedArray<Point4F> mConstArray4F( 3, sizeof( Point4F ) );
F32 angle, cosine, sine;
for ( U32 i = 0; i < MAX_WAVES; i++ )
{
angle = mAtan2( mRippleDir[i].x, -mRippleDir[i].y );
cosine = mCos( angle );
sine = mSin( angle );
mConstArray4F[i].set( cosine, sine, -sine, cosine );
matParams->setSafe( paramHandles.mRippleMatSC, mConstArray4F );
}
// Waves...
for ( U32 i = 0; i < MAX_WAVES; i++ )
mConstArray[i].set( -mWaveDir[i].x, -mWaveDir[i].y );
matParams->setSafe( paramHandles.mWaveDirSC, mConstArray );
for ( U32 i = 0; i < MAX_WAVES; i++ )
mConstArray[i].set( mWaveSpeed[i], mWaveMagnitude[i] * mOverallWaveMagnitude );
matParams->setSafe( paramHandles.mWaveDataSC, mConstArray );
// Foam...
Point4F foamDir( mFoamDir[0].x, mFoamDir[0].y, mFoamDir[1].x, mFoamDir[1].y );
matParams->setSafe( paramHandles.mFoamDirSC, foamDir );
Point2F foamSpeed( mFoamSpeed[0], mFoamSpeed[1] );
matParams->setSafe( paramHandles.mFoamSpeedSC, foamSpeed );
//Point3F rippleMagnitude( mRippleMagnitude[0] * mOverallRippleMagnitude,
// mRippleMagnitude[1] * mOverallRippleMagnitude,
// mRippleMagnitude[2] * mOverallRippleMagnitude );
//matParams->setSafe( paramHandles.mRippleMagnitudeSC, rippleMagnitude );
Point4F foamTexScale( mFoamTexScale[0].x, mFoamTexScale[0].y, mFoamTexScale[1].x, mFoamTexScale[1].y );
for ( U32 i = 0; i < 4; i++ )
{
if ( foamTexScale[i] > 0.0f )
foamTexScale[i] = 1.0 / foamTexScale[i];
}
matParams->setSafe(paramHandles.mFoamTexScaleSC, foamTexScale);
// Other vert params...
matParams->setSafe( paramHandles.mUndulateMaxDistSC, mUndulateMaxDist );
// set pixel shader constants
//-----------------------------------
Point2F fogParams( mWaterFogData.density, mWaterFogData.densityOffset );
matParams->setSafe(paramHandles.mFogParamsSC, fogParams );
matParams->setSafe(paramHandles.mFarPlaneDistSC, (F32)state->getFarPlane() );
Point2F wetnessParams( mWaterFogData.wetDepth, mWaterFogData.wetDarkening );
matParams->setSafe(paramHandles.mWetnessParamsSC, wetnessParams );
Point3F distortionParams( mDistortStartDist, mDistortEndDist, mDistortFullDepth );
matParams->setSafe(paramHandles.mDistortionParamsSC, distortionParams );
LightInfo *sun = LIGHTMGR->getSpecialLight(LightManager::slSunLightType);
const ColorF &sunlight = state->getAmbientLightColor();
Point3F ambientColor = mEmissive ? Point3F::One : sunlight;
matParams->setSafe(paramHandles.mAmbientColorSC, ambientColor );
matParams->setSafe(paramHandles.mLightDirSC, sun->getDirection() );
Point4F foamParams( mOverallFoamOpacity, mFoamMaxDepth, mFoamAmbientLerp, mFoamRippleInfluence );
matParams->setSafe(paramHandles.mFoamParamsSC, foamParams );
Point4F miscParams( mFresnelBias, mFresnelPower, mClarity, mMiscParamW );
matParams->setSafe( paramHandles.mMiscParamsSC, miscParams );
Point4F specularParams( mSpecularColor.red, mSpecularColor.green, mSpecularColor.blue, mSpecularPower );
if ( !mEmissive )
{
const ColorF &sunColor = sun->getColor();
F32 brightness = sun->getBrightness();
specularParams.x *= sunColor.red * brightness;
specularParams.y *= sunColor.green * brightness;
specularParams.z *= sunColor.blue * brightness;
}
matParams->setSafe( paramHandles.mSpecularParamsSC, specularParams );
matParams->setSafe( paramHandles.mDepthGradMaxSC, mDepthGradientMax );
matParams->setSafe( paramHandles.mReflectivitySC, mReflectivity );
}
//-----------------------------------------------------------------------------
//
// VActorPhysicsController::postTickUpdate( pDelta );
//
// ...
//
//-----------------------------------------------------------------------------
void VActorPhysicsController::postTickUpdate( const F32 &pDelta )
{
switch( mControlState )
{
case k_PathControlState :
{
AssertFatal( isPathing(), "VActorPhysicsController::postTickUpdate() - Invalid Path State." );
// Fetch Mount Transform.
MatrixF transform;
mMountedPath->getMountTransform( mObject->getMountNode(), getTransform(), &transform );
// Fetch Mount Position.
const Point3F &mountPosition = transform.getPosition();
// Update X & Y Position.
Point3F position = getPosition();
position.x = mountPosition.x;
position.y = mountPosition.y;
// In Water?
bool underWater = false;
if ( isInWater() )
{
// Fetch Body of Water.
WaterObject *waterBody = getWaterObject();
// Fetch Surface Position.
const F32 &waterSurfacePosition = waterBody->getSurfaceHeight( Point2F( position.x, position.y ) );
// Fetch Submersion Position.
const F32 sumbersionPosition = waterSurfacePosition - ( mObject->getWorldBox().len_z() * mObject->getDataBlock()->getSumbergeCoverage() );
// Choose a Z Value.
// Note: This is done so that the Actor will either path under the
// water, or it will swim along the water's surface.
position.z = getMin( mountPosition.z, sumbersionPosition );
// Under Water?
underWater = ( position.z < sumbersionPosition );
}
// Under Water?
if ( !underWater )
{
// Fetch Y Column.
VectorF forwardVector;
transform.getColumn( 1, &forwardVector );
// Determine Angle.
const F32 &angle = -mAtan2( -forwardVector.x, forwardVector.y );
// Reset Transform.
transform.set( EulerF( 0.f, 0.f, angle ) );
// In the air?
if ( !isOnGround() )
{
// Apply z-axis force.
position.z += ( getVelocity().z * pDelta );
}
}
// Update Transform.
transform.setPosition( position );
// Apply Update.
setTransform( transform );
} break;
default :
{
// Fetch Transform.
MatrixF transform = getTransform();
// Determine the Post-Tick Position.
Point3F postTickPosition = getPosition() + ( getVelocity() * pDelta );
// Set the Post Tick Position.
transform.setPosition( postTickPosition );
// Apply the Transform.
setTransform( transform );
} break;
}
// Push Delta.
mInterpController.pushDelta( getTransform() );
}
/**
* This method gets the move list for an object, in the case
* of the AI, it actually calculates the moves, and then
* sends them down the pipe.
*
* @param movePtr Pointer to move the move list into
* @param numMoves Number of moves in the move list
*/
U32 AIClient::getMoveList( Move **movePtr,U32 *numMoves ) {
//initialize the move structure and return pointers
mMove = NullMove;
*movePtr = &mMove;
*numMoves = 1;
// Check if we got a player
mPlayer = NULL;
mPlayer = dynamic_cast<Player *>( getControlObject() );
// We got a something controling us?
if( !mPlayer )
return 1;
// What is The Matrix?
MatrixF moveMatrix;
moveMatrix.set( EulerF( 0, 0, 0 ) );
moveMatrix.setColumn( 3, Point3F( 0, 0, 0 ) );
moveMatrix.transpose();
// Position / rotation variables
F32 curYaw, curPitch;
F32 newYaw, newPitch;
F32 xDiff, yDiff;
F32 moveSpeed = mMoveSpeed;
switch( mMoveMode ) {
case ModeStop:
return 1; // Stop means no action
break;
case ModeStuck:
// Fall through, so we still try to move
case ModeMove:
// Get my location
MatrixF const& myTransform = mPlayer->getTransform();
myTransform.getColumn( 3, &mLocation );
// Set rotation variables
Point3F rotation = mPlayer->getRotation();
Point3F headRotation = mPlayer->getHeadRotation();
curYaw = rotation.z;
curPitch = headRotation.x;
xDiff = mAimLocation.x - mLocation.x;
yDiff = mAimLocation.y - mLocation.y;
// first do Yaw
if( !mIsZero( xDiff ) || !mIsZero( yDiff ) ) {
// use the cur yaw between -Pi and Pi
while( curYaw > M_2PI_F )
curYaw -= M_2PI_F;
while( curYaw < -M_2PI_F )
curYaw += M_2PI_F;
// find the new yaw
newYaw = mAtan2( xDiff, yDiff );
// find the yaw diff
F32 yawDiff = newYaw - curYaw;
// make it between 0 and 2PI
if( yawDiff < 0.0f )
yawDiff += M_2PI_F;
else if( yawDiff >= M_2PI_F )
yawDiff -= M_2PI_F;
// now make sure we take the short way around the circle
if( yawDiff > M_2PI_F )
yawDiff -= M_2PI_F;
else if( yawDiff < -M_2PI_F )
yawDiff += M_2PI_F;
mMove.yaw = yawDiff;
// set up the movement matrix
moveMatrix.set( EulerF( 0.0f, 0.0f, newYaw ) );
}
else
moveMatrix.set( EulerF( 0.0f, 0.0f, curYaw ) );
// next do pitch
F32 horzDist = Point2F( mAimLocation.x, mAimLocation.y ).len();
if( !mIsZero( horzDist ) ) {
//we shoot from the gun, not the eye...
F32 vertDist = mAimLocation.z;
newPitch = mAtan2( horzDist, vertDist ) - ( M_2PI_F / 2.0f );
F32 pitchDiff = newPitch - curPitch;
mMove.pitch = pitchDiff;
}
// finally, mMove towards mMoveDestination
xDiff = mMoveDestination.x - mLocation.x;
yDiff = mMoveDestination.y - mLocation.y;
// Check if we should mMove, or if we are 'close enough'
if( ( ( mFabs( xDiff ) > mMoveTolerance ) ||
( mFabs( yDiff ) > mMoveTolerance ) ) && ( !mIsZero( mMoveSpeed ) ) )
{
if( mIsZero( xDiff ) )
mMove.y = ( mLocation.y > mMoveDestination.y ? -moveSpeed : moveSpeed );
else if( mIsZero( yDiff ) )
mMove.x = ( mLocation.x > mMoveDestination.x ? -moveSpeed : moveSpeed );
else if( mFabs( xDiff ) > mFabs( yDiff ) ) {
F32 value = mFabs( yDiff / xDiff ) * mMoveSpeed;
mMove.y = ( mLocation.y > mMoveDestination.y ? -value : value );
mMove.x = ( mLocation.x > mMoveDestination.x ? -moveSpeed : moveSpeed );
}
else {
F32 value = mFabs( xDiff / yDiff ) * mMoveSpeed;
mMove.x = ( mLocation.x > mMoveDestination.x ? -value : value );
mMove.y = ( mLocation.y > mMoveDestination.y ? -moveSpeed : moveSpeed );
}
//now multiply the mMove vector by the transpose of the object rotation matrix
moveMatrix.transpose();
Point3F newMove;
moveMatrix.mulP( Point3F( mMove.x, mMove.y, 0.0f ), &newMove );
//and sub the result back in the mMove structure
mMove.x = newMove.x;
mMove.y = newMove.y;
// We should check to see if we are stuck...
if( mLocation.x == mLastLocation.x &&
mLocation.y == mLastLocation.y &&
mLocation.z == mLastLocation.z ) {
// We're stuck...probably
setMoveMode( ModeStuck );
}
else
setMoveMode( ModeMove );
}
else {
// Ok, we are close enough, lets stop
// setMoveMode( ModeStop ); // DON'T use this, it'll throw the wrong callback
mMoveMode = ModeStop;
throwCallback( "onReachDestination" ); // Callback
}
break;
}
// Test for target location in sight
RayInfo dummy;
Point3F targetLoc = mMoveDestination; // Change this
if( mPlayer ) {
if( !mPlayer->getContainer()->castRay( mLocation, targetLoc,
StaticShapeObjectType | StaticObjectType |
TerrainObjectType, &dummy ) ) {
if( !mTargetInLOS )
throwCallback( "onTargetEnterLOS" );
}
else {
if( mTargetInLOS )
throwCallback( "onTargetExitLOS" );
}
}
// Copy over the trigger status
for( int i = 0; i < MaxTriggerKeys; i++ ) {
mMove.trigger[i] = mTriggers[i];
mTriggers[i] = false;
}
return 1;
}
bool afxEA_ZodiacPlane::ea_update(F32 dt)
{
if (!pzode)
{
// create and register effect
pzode = new afxZodiacPlane();
pzode->onNewDataBlock(zode_data, false);
if (!pzode->registerObject())
{
delete pzode;
pzode = 0;
Con::errorf("afxEA_ZodiacPlane::ea_update() -- effect failed to register.");
return false;
}
deleteNotify(pzode);
///pzode->setSequenceRateFactor(datablock->rate_factor/prop_time_factor);
///pzode->setSortPriority(datablock->sort_priority);
}
if (pzode)
{
//ColorF zode_color = zode_data->color;
ColorF zode_color = updated_color;
if (live_color_factor > 0.0)
zode_color.interpolate(zode_color, live_color, live_color_factor);
if (do_fades)
{
if (zode_data->blend_flags == afxZodiacDefs::BLEND_SUBTRACTIVE)
zode_color *= fade_value*live_fade_factor;
else
zode_color.alpha *= fade_value*live_fade_factor;
}
// scale and grow zode
//F32 zode_radius = zode_data->radius_xy*updated_scale.x + life_elapsed*zode_data->growth_rate;
F32 zode_radius = zode_data->radius_xy + life_elapsed*zode_data->growth_rate;
// zode is growing
if (life_elapsed < zode_data->grow_in_time)
{
F32 t = life_elapsed/zode_data->grow_in_time;
zode_radius = afxEase::eq(t, 0.001f, zode_radius, 0.2f, 0.8f);
}
// zode is shrinking
else if (full_lifetime - life_elapsed < zode_data->shrink_out_time)
{
F32 t = (full_lifetime - life_elapsed)/zode_data->shrink_out_time;
zode_radius = afxEase::eq(t, 0.001f, zode_radius, 0.0f, 0.9f);
}
zode_radius *= live_scale_factor;
if (zode_data->respect_ori_cons && !zode_data->use_full_xfm)
{
VectorF shape_vec;
updated_xfm.getColumn(1, &shape_vec);
shape_vec.normalize();
F32 ang;
switch (zode_data->face_dir)
{
case afxZodiacPlaneData::FACES_FORWARD:
case afxZodiacPlaneData::FACES_BACK:
ang = mAtan2(shape_vec.x, shape_vec.z);
break;
case afxZodiacPlaneData::FACES_RIGHT:
case afxZodiacPlaneData::FACES_LEFT:
ang = mAtan2(shape_vec.y, shape_vec.z);
break;
case afxZodiacPlaneData::FACES_UP:
case afxZodiacPlaneData::FACES_DOWN:
default:
ang = mAtan2(shape_vec.x, shape_vec.y);
break;
}
if (ang < 0.0f)
ang += M_2PI_F;
switch (zode_data->face_dir)
{
case afxZodiacPlaneData::FACES_DOWN:
case afxZodiacPlaneData::FACES_BACK:
case afxZodiacPlaneData::FACES_LEFT:
ang = -ang;
break;
}
zode_angle_offset = mRadToDeg(ang);
}
F32 zode_angle = zode_data->calcRotationAngle(life_elapsed, datablock->rate_factor/prop_time_factor);
zode_angle = mFmod(zode_angle + zode_angle_offset, 360.0f);
aa_rot.angle = mDegToRad(zode_angle);
MatrixF spin_xfm;
aa_rot.setMatrix(&spin_xfm);
// set color, radius
pzode->setColor(zode_color);
pzode->setRadius(zode_radius);
if (zode_data->use_full_xfm)
{
updated_xfm.mul(spin_xfm);
pzode->setTransform(updated_xfm);
}
else
pzode->setTransform(spin_xfm);
pzode->setPosition(updated_pos);
pzode->setScale(updated_scale);
}
return true;
}
