//-*****************************************************************************
void IObjectDrw::draw( const DrawContext &iCtx )
{
if ( !m_object ) { return; }
// Skip objects with "visible" property set to 0
if ( iCtx.getVisibleOnly() ) {
Abc::ICompoundProperty props = m_object.getProperties();
const Abc::PropertyHeader* header = props.getPropertyHeader( "visible" );
if ( header != NULL ) {
Abc::IScalarProperty visible( props, "visible" );
Abc::ISampleSelector iss( m_currentTime );
int8_t val = 1;
visible.get( reinterpret_cast<void*>( &val ), iss );
if ( val == 0 )
return;
}
}
for ( DrawablePtrVec::iterator iter = m_children.begin();
iter != m_children.end(); ++iter )
{
DrawablePtr dptr = (*iter);
if ( dptr )
{
dptr->draw( iCtx );
}
}
}
void AccelerateAction::apply(const DrawablePtr& target, const DateTime& thisFrameStartTime, const TimeDuration& deltaTime)
{
// basic physics
// v = a t
// d = v t
// d = 1/2 a t^2
// delta_d = 1/2 a t^2 - 1/2 a (t-delta_t)^2 : 6 *, 2 -
// alternate forms (thanks to wolfram alpha)
// delta_d = -1/2 a delta_t (delta_t - 2 t) : 4 *, 1 - (using this one)
// delta_d = a delta_t t - (a delta_t^2)/2 : 4 *, 1 /, 1 -
// delta_d = 1/2 a delta_t (2 t - delta_t) : 4 *, 1 -
elapsedTime += deltaTime;
double delta_t = deltaTime.realSeconds();
double t = elapsedTime.realSeconds();
Point position = target->position();
currentSpeed = t * yPixelsPerSecondSquared;
if( (useMaxSpeed && (currentSpeed <= maxSpd)) || (!useMaxSpeed))
{
position.y() += -.5 * yPixelsPerSecondSquared * delta_t * (delta_t - 2 * t);
}
else
{
position.y() += maxSpd *delta_t;
}
position.x() += -.5 * xPixelsPerSecondSquared * delta_t * (delta_t - 2 * t);
target->setPosition(position);
}
//-*****************************************************************************
void IObjectDrw::draw( const DrawContext &iCtx )
{
if ( !m_object ) { return; }
// Skip objects with "visible" property set to 0
if ( iCtx.visibleOnly() ) {
Abc::ICompoundProperty props = m_object.getProperties();
const Abc::PropertyHeader* header = props.getPropertyHeader( "visible" );
if ( header != NULL ) {
Abc::IScalarProperty visible( props, "visible" );
Abc::ISampleSelector iss( m_currentTime );
int8_t val = 1;
visible.get( reinterpret_cast<void*>( &val ), iss );
if ( val == 0 )
return;
}
}
// GL picking, add to global selection index
int i = 0;
for ( DrawablePtrVec::iterator iter = m_children.begin();
iter != m_children.end(); ++iter, i++ )
{
Abc::IObject iChild = m_object.getChild( i );
int index = pushName( iChild );
DrawablePtr dptr = (*iter);
if ( dptr )
{
dptr->draw( iCtx );
}
if ( index >= 0 )
popName( m_object );
}
}
// Called when the gem should setup.
void ExpandingDropsGem::OnSetup(IDrawablePtr mainLayer)
{
// Create a layer so we can dim this a little
DrawablePtr dimmedLayer = std::make_shared<Drawable>();
dimmedLayer->SetIntensity(0.3);
m_mainLayer = dimmedLayer;
// Add the layer
mainLayer->AddDrawable(dimmedLayer, 50);
}
//-*****************************************************************************
void IObjectDrw::draw( const DrawContext &iCtx )
{
if ( !m_object ) { return; }
for ( DrawablePtrVec::iterator iter = m_children.begin();
iter != m_children.end(); ++iter )
{
DrawablePtr dptr = (*iter);
if ( dptr )
{
dptr->draw( iCtx );
}
}
}
//-*****************************************************************************
void IObjectDrw::setTime( chrono_t iTime )
{
if ( !m_object ) { return; }
// Object itself has no properties to worry about.
m_bounds.makeEmpty();
for ( DrawablePtrVec::iterator iter = m_children.begin();
iter != m_children.end(); ++iter )
{
DrawablePtr dptr = (*iter);
if ( dptr )
{
dptr->setTime( iTime );
m_bounds.extendBy( dptr->getBounds() );
}
}
}
void add_yoshi( std::vector<std::shared_ptr<Object> > &objects, int x, int y)
{
DrawablePtr yoshi (new Drawable());
yoshi->SetTexture(1);
yoshi->SetWidth(64.0);
yoshi->SetHeight(64.0);
yoshi->SetMaxFrame(8);
yoshi->SetFrameRate(4);
yoshi->SetLayer(Render::LayerBg);
std::shared_ptr<RenderComponent> render_comp (new RenderComponent());
render_comp->AddDrawable(yoshi);
render->AddComponent(render_comp);
std::shared_ptr<AIComponent> ai_comp(new AIComponent());
ai_comp->SetMaxSpeed(3.5);
ai_world->AddComponent(ai_comp);
std::shared_ptr<PhysicsComponent> phy_comp(new PhysicsComponent());
std::shared_ptr<Object> yoshi_obj(new Object());
yoshi_obj->SetPosition(Vector(x, y));
yoshi_obj->SetComponent(AIComponentId, ai_comp);
yoshi_obj->SetComponent(RenderComponentId, render_comp);
yoshi_obj->SetComponent(PhysicsComponentId, phy_comp);
objects.emplace_back(yoshi_obj);
}
void drawScene(ScnNodePtr sceneRoot)
{
glPushMatrix();
glMultMatrixf(transpose(sceneRoot->transform.mat()).data);
// post-order traversal
const auto &children = sceneRoot->getChildren();
for(const ScnNodePtr &node : children)
{
drawScene(node);
}
DrawablePtr drawable =
std::dynamic_pointer_cast<Drawable>(sceneRoot);
if(drawable)
drawable->draw();
glPopMatrix();
}
//-*****************************************************************************
IObjectDrw::IObjectDrw( IObject &iObj, bool iResetIfNoChildren )
: m_object( iObj )
, m_minTime( ( chrono_t )FLT_MAX )
, m_maxTime( ( chrono_t )-FLT_MAX )
{
// If not valid, just bail.
if ( !m_object ) { return; }
// IObject has no explicit time sampling, but its children may.
size_t numChildren = m_object.getNumChildren();
for ( size_t i = 0; i < numChildren; ++i )
{
const ObjectHeader &ohead = m_object.getChildHeader( i );
// Decide what to make.
DrawablePtr dptr;
if ( IPolyMesh::matches( ohead ) )
{
IPolyMesh pmesh( m_object, ohead.getName() );
if ( pmesh )
{
dptr.reset( new IPolyMeshDrw( pmesh ) );
}
}
else if ( IPoints::matches( ohead ) )
{
IPoints points( m_object, ohead.getName() );
if ( points )
{
dptr.reset( new IPointsDrw( points ) );
}
}
else if ( ICurves::matches( ohead ) )
{
ICurves curves( m_object, ohead.getName() );
if ( curves )
{
dptr.reset( new ICurvesDrw( curves ) );
}
}
else if ( INuPatch::matches( ohead ) )
{
INuPatch nuPatch( m_object, ohead.getName() );
if ( nuPatch )
{
dptr.reset( new INuPatchDrw( nuPatch ) );
}
}
else if ( IXform::matches( ohead ) )
{
IXform xform( m_object, ohead.getName() );
if ( xform )
{
dptr.reset( new IXformDrw( xform ) );
}
}
else if ( ISubD::matches( ohead ) )
{
ISubD subd( m_object, ohead.getName() );
if ( subd )
{
dptr.reset( new ISubDDrw( subd ) );
}
}
else
{
IObject object( m_object, ohead.getName() );
if ( object )
{
dptr.reset( new IObjectDrw( object, true ) );
}
}
if ( dptr && dptr->valid() )
{
m_children.push_back( dptr );
m_minTime = std::min( m_minTime, dptr->getMinTime() );
m_maxTime = std::max( m_maxTime, dptr->getMaxTime() );
}
}
// Make the bounds empty to start
m_bounds.makeEmpty();
// If we have no children, just leave.
if ( m_children.size() == 0 && iResetIfNoChildren )
{
m_object.reset();
}
}
//-*****************************************************************************
IObjectDrw::IObjectDrw( IObject &iObj, bool iResetIfNoChildren, std::vector<std::string> path )
: m_object( iObj )
, m_minTime( ( chrono_t )FLT_MAX )
, m_maxTime( ( chrono_t )-FLT_MAX )
, m_currentTime( ( chrono_t )-FLT_MAX )
{
// If not valid, just bail.
if ( !m_object ) { return; }
if (path.size()) {
// std::cout << "IObjectDraw path: " << path[0] << std::endl;
const ObjectHeader *ohead = m_object.getChildHeader( path[0] );
if ( ohead!=NULL ) {
path.erase(path.begin());
DrawablePtr dptr;
if ( IXform::matches( *ohead ) ) {
IXform xform( m_object, ohead->getName() );
if ( xform ) {
dptr.reset( new IXformDrw( xform, path ) );
}
}
if ( dptr && dptr->valid() ) {
m_children.push_back( dptr );
m_minTime = std::min( m_minTime, dptr->getMinTime() );
m_maxTime = std::max( m_maxTime, dptr->getMaxTime() );
}
}
}
else
{
// IObject has no explicit time sampling, but its children may.
size_t numChildren = m_object.getNumChildren();
for ( size_t i = 0; i < numChildren; ++i )
{
const ObjectHeader &ohead = m_object.getChildHeader( i );
std::cout << "IObjectDraw path: " << ohead.getName() << std::endl;
// Decide what to make.
DrawablePtr dptr;
if ( IPolyMesh::matches( ohead ) )
{
// std::cout << "IPolyMesh path: " << ohead.getName() << std::endl;
IPolyMesh pmesh( m_object, ohead.getName() );
if ( pmesh )
{
dptr.reset( new IPolyMeshDrw( pmesh, path ) );
}
}
/* else if ( IPoints::matches( ohead ) )
{
IPoints points( m_object, ohead.getName() );
if ( points )
{
dptr.reset( new IPointsDrw( points ) );
}
}
else if ( IXform::matches( ohead ) )
{
IXform xform( m_object, ohead.getName() );
if ( xform )
{
dptr.reset( new ISimpleXformDrw( xform ) );
}
}
*/ else if ( IXform::matches( ohead ) )
{
// std::cout << "IXform path: " << ohead.getName() << std::endl;
IXform xform( m_object, ohead.getName() );
if ( xform )
{
dptr.reset( new IXformDrw( xform, path ) );
}
}
// else if ( ISubD::matches( ohead ) )
// {
// // std::cout << "ISubD path: " << ohead.getName() << std::endl;
// ISubD subd( m_object, ohead.getName() );
// if ( subd )
// {
// dptr.reset( new ISubDDrw( subd, path ) );
// }
// }
else
{
// std::cout << "IObject path: " << ohead.getName() << std::endl;
IObject object( m_object, ohead.getName() );
if ( object )
{
dptr.reset( new IObjectDrw( object, true, path ) );
}
}
if ( dptr && dptr->valid() )
{
m_children.push_back( dptr );
m_minTime = std::min( m_minTime, dptr->getMinTime() );
m_maxTime = std::max( m_maxTime, dptr->getMaxTime() );
}
}
}
// Make the bounds empty to start
m_bounds.makeEmpty();
// If we have no children, just leave.
if ( m_children.size() == 0 && iResetIfNoChildren )
{
m_object.reset();
}
}
void Node::addDrawable(DrawablePtr drawable)
{
drawables.push_back(drawable);
drawable->setParentNode(std::static_pointer_cast<Node>(shared_from_this()));
}