void ForestWindEmitter::_renderEmitterInfo( ObjectRenderInst *ri, SceneRenderState *state, BaseMatInstance *overrideMat )
{
if ( overrideMat )
return;
GFXTransformSaver saver;
GFXDrawUtil *drawer = GFX->getDrawUtil();
AssertFatal( drawer, "Got NULL GFXDrawUtil!" );
const Point3F &pos = getPosition();
const VectorF &windVec = mWind->getDirection();
GFXStateBlockDesc desc;
desc.setBlend( true );
desc.setZReadWrite( true, false );
// Draw an arrow pointing
// in the wind direction.
drawer->drawArrow( desc, pos, pos + (windVec * mWindStrength), ColorI( 0, 0, 255, 255 ) );//Point3F( -235.214, 219.589, 34.0991 ), Point3F( -218.814, 244.731, 37.5587 ), ColorI( 255, 255, 0, 255 ) );//
drawer->drawArrow( desc, pos, pos + (mWind->getTarget() * mWindStrength ), ColorI( 255, 0, 0, 85 ) );
S32 useRadius = mWindRadius;
// Draw a 2D circle for the wind radius.
if ( isRadialEmitter() )
{
//WLE - Vince
//So the problem is that when your inside the sphere it won't render so it might make someone
//think that it's not working right. So what I did was determine if the camera is inside the sphere.
//If the camera is inside the sphere, then I find the distance from the center of the sphere to the camera
//Round down and use that as the radius to draw the sphere.
//That way if someone zooms in or out, their screen is still showing the sphere.
GameConnection * gc = GameConnection::getConnectionToServer();
GameBase* gb = gc->getCameraObject();
if (gb)
{
Point3F camPos = gb->getPosition();
if ( getPosition().isInsideSphere( camPos, mWindRadius ) )
useRadius = getPosition().distanceTo(camPos);
}
drawer->drawSphere( desc, useRadius, pos, ColorI( 255, 0, 0, 80 ) );
}
}
void ForestWindEmitter::_renderEmitterInfo( ObjectRenderInst *ri, SceneRenderState *state, BaseMatInstance *overrideMat )
{
if ( overrideMat )
return;
GFXTransformSaver saver;
GFXDrawUtil *drawer = GFX->getDrawUtil();
AssertFatal( drawer, "Got NULL GFXDrawUtil!" );
const Point3F &pos = getPosition();
const VectorF &windVec = mWind->getDirection();
GFXStateBlockDesc desc;
desc.setBlend( true );
desc.setZReadWrite( true, false );
// Draw an arrow pointing
// in the wind direction.
drawer->drawArrow( desc, pos, pos + (windVec * mWindStrength), ColorI( 0, 0, 255, 255 ) );//Point3F( -235.214, 219.589, 34.0991 ), Point3F( -218.814, 244.731, 37.5587 ), ColorI( 255, 255, 0, 255 ) );//
drawer->drawArrow( desc, pos, pos + (mWind->getTarget() * mWindStrength ), ColorI( 255, 0, 0, 85 ) );
S32 useRadius = mWindRadius;
// Draw a 2D circle for the wind radius.
if ( isRadialEmitter() )
{
// If the camera is close to the sphere, shrink the sphere so it remains visible.
GameConnection* gc = GameConnection::getConnectionToServer();
GameBase* gb;
if ( gc && (gb = gc->getCameraObject()) )
{
F32 camDist = (gb->getPosition() - getPosition()).len();
if ( camDist < mWindRadius )
useRadius = camDist;
}
drawer->drawSphere( desc, useRadius, pos, ColorI( 255, 0, 0, 80 ) );
}
}
void ForestWindMgr::processTick()
{
const F32 timeDelta = 0.032f;
if ( mEmitters.empty() )
return;
PROFILE_SCOPE(ForestWindMgr_AdvanceTime);
// Advance all ForestWinds.
{
PROFILE_SCOPE(ForestWindMgr_AdvanceTime_ForestWind_ProcessTick);
ForestWindEmitterList::iterator iter = mEmitters.begin();
for ( ; iter != mEmitters.end(); iter++ )
{
if ( (*iter)->getWind() &&
(*iter)->isEnabled() )
{
(*iter)->updateMountPosition();
ForestWind *wind = (*iter)->getWind();
if ( wind )
wind->processTick();
}
}
}
// Assign the new global wind value used by the particle system.
{
ForestWindEmitter *pWindEmitter = getGlobalWind();
if ( pWindEmitter == NULL )
ParticleEmitter::setWindVelocity( Point3F::Zero );
else
{
ForestWind *pWind = pWindEmitter->getWind();
ParticleEmitter::setWindVelocity( pWind->getDirection() * pWind->getStrength() );
}
}
// Get the game connection and camera object
// in order to retrieve the camera position.
GameConnection *conn = GameConnection::getConnectionToServer();
if ( !conn )
return;
GameBase *cam = conn->getCameraObject();
if ( !cam )
return;
const Point3F &camPos = cam->getPosition();
// Gather TreePlacementInfo for trees near the camera.
{
PROFILE_SCOPE( ForestWindMgr_AdvanceTime_GatherTreePlacementInfo );
smAdvanceSignal.trigger( camPos, smWindEffectRadius, &mPlacementInfo );
}
// Prepare to build a new local source map.
{
PROFILE_SCOPE( ForestWindMgr_AdvanceTime_SwapSources );
AssertFatal( mPrevSources->isEmpty(), "prev sources not empty!" );
swap( mSources, mPrevSources );
AssertFatal( mSources->isEmpty(), "swap failed!" );
}
// Update wind for each TreePlacementInfo
{
PROFILE_SCOPE( ForestWindMgr_AdvanceTime_UpdateWind );
for( S32 i = 0; i < mPlacementInfo.size(); i++ )
{
const TreePlacementInfo &info = mPlacementInfo[i];
updateWind( camPos, info, timeDelta );
}
mPlacementInfo.clear();
}
// Clean up any accumulators in the
// previous local source map.
{
PROFILE_SCOPE( ForestWindMgr_AdvanceTime_Cleanup );
IdToWindMap::Iterator sourceIter = mPrevSources->begin();
for( ; sourceIter != mPrevSources->end(); sourceIter++ )
{
ForestWindAccumulator *accum = (*sourceIter).value;
AssertFatal( accum, "Got null accumulator!" );
delete accum;
}
mPrevSources->clear();
}
}