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BouncingParticlesStage Class Reference
Inheritance diagram for BouncingParticlesStage:
Stage BouncingTaggedImagesStage

Public Member Functions

 BouncingParticlesStage (SkSize size)
 
bool animate (double nanos) override
 
- Public Member Functions inherited from Stage
 Stage (SkSize size, int startingObjectCount, int objectIncrement)
 
virtual ~Stage ()=default
 
virtual void draw (SkCanvas *canvas)
 
virtual bool animate (double nanos)
 
virtual bool onChar (SkUnichar uni)
 

Protected Attributes

SkSize fParticleSize
 
float fMaxVelocity
 
double fLastTime = -1
 
- Protected Attributes inherited from Stage
SkSize fSize
 
int fStartingObjectCount
 
int fObjectIncrement
 
std::vector< std::unique_ptr< MMObject > > fObjects
 
SkRandom fRandom
 

Additional Inherited Members

- Protected Member Functions inherited from Stage
virtual std::unique_ptr< MMObject > createObject ()=0
 
void initializeObjects ()
 

Detailed Description

Definition at line 735 of file MotionMarkSlide.cpp.

Constructor & Destructor Documentation

◆ BouncingParticlesStage()

BouncingParticlesStage::BouncingParticlesStage ( SkSize  size)
inline

Definition at line 737 of file MotionMarkSlide.cpp.

738 : Stage(size, /*startingObjectCount=*/3000, /*objectIncrement=*/500)
739 , fParticleSize({150, 150})
740 , fMaxVelocity(10){
741 }
Stage::Stage
Stage(SkSize size, int startingObjectCount, int objectIncrement)
Definition: MotionMarkSlide.cpp:35
flutter::size
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Definition: switches.h:259

Member Function Documentation

◆ animate()

bool BouncingParticlesStage::animate ( double  nanos)
inlineoverridevirtual

Reimplemented from Stage.

Definition at line 743 of file MotionMarkSlide.cpp.

743 {
744 // The particles take delta time
745 if (fLastTime < 0) {
746 fLastTime = nanos;
747 }
748 for (size_t i = 0; i < fObjects.size(); ++i) {
749 fObjects[i]->animate(nanos - fLastTime);
750 }
751 fLastTime = nanos;
752 return true;
753 }
Stage::fObjects
std::vector< std::unique_ptr< MMObject > > fObjects
Definition: MotionMarkSlide.cpp:95
i
int i
Definition: fl_socket_accessible.cc:18

Member Data Documentation

◆ fLastTime

double BouncingParticlesStage::fLastTime = -1
protected

Definition at line 758 of file MotionMarkSlide.cpp.

◆ fMaxVelocity

float BouncingParticlesStage::fMaxVelocity
protected

Definition at line 757 of file MotionMarkSlide.cpp.

◆ fParticleSize

SkSize BouncingParticlesStage::fParticleSize
protected

Definition at line 756 of file MotionMarkSlide.cpp.

The documentation for this class was generated from the following file:
Generated on Sun Jun 23 2024 21:57:52 for Flutter Engine by doxygen 1.9.4