CameraSlide Class Reference

Inheritance diagram for CameraSlide:

Public Member Functions
SkM44	get44 (const SkRect &r) const
bool	onChar (SkUnichar uni) override
Public Member Functions inherited from Slide
virtual SkISize	getDimensions () const
virtual void	gpuTeardown ()
virtual void	draw (SkCanvas *canvas)=0
virtual bool	animate (double nanos)
virtual void	load (SkScalar winWidth, SkScalar winHeight)
virtual void	resize (SkScalar winWidth, SkScalar winHeight)
virtual void	unload ()
virtual bool	onGetControls (SkMetaData *)
virtual void	onSetControls (const SkMetaData &)
const SkString &	getName ()
Public Member Functions inherited from SkRefCntBase
	SkRefCntBase ()
virtual	~SkRefCntBase ()
bool	unique () const
void	ref () const
void	unref () const
Public Member Functions inherited from ClickHandlerSlide
bool	onMouse (SkScalar x, SkScalar y, skui::InputState clickState, skui::ModifierKey modifierKeys) final

Additional Inherited Members
Protected Member Functions inherited from ClickHandlerSlide
virtual Click *	onFindClickHandler (SkScalar x, SkScalar y, skui::ModifierKey modi)=0
virtual bool	onClick (Click *)=0
Protected Attributes inherited from Slide
SkString	fName

Detailed Description

Definition at line 437 of file ClipSlide.cpp.

Member Function Documentation

get44()

SkM44 CameraSlide::get44 ( const SkRect &  r ) const

inline

Definition at line 462 of file ClipSlide.cpp.

                                       {
        SkScalar w = r.width();
        SkScalar h = r.height();
 
        SkM44 camera = SkM44::LookAt(fEye, fCOA, fUp),
              perspective = SkM44::Perspective(fNear, fFar, fAngle),
              translate = SkM44::Translate(fTrans.x, fTrans.y, fTrans.z),
              viewport = SkM44::Translate(r.centerX(), r.centerY(), 0) *
                         SkM44::Scale(w*0.5f, h*0.5f, 1);
 
        return viewport * perspective * camera * translate * fRot * inv(viewport);
    }

onChar()

bool CameraSlide::onChar ( SkUnichar  uni )

inlineoverridevirtual

Reimplemented from Slide.

Reimplemented in HalfPlaneSlide3, and HalfPlaneCoonsSlide.

Definition at line 475 of file ClipSlide.cpp.

                                        {
        float delta = SK_ScalarPI / 30;
        switch (uni) {
            case '8': this->rotate( delta, 0, 0); return true;
            case '2': this->rotate(-delta, 0, 0); return true;
            case '4': this->rotate(0,  delta, 0); return true;
            case '6': this->rotate(0, -delta, 0); return true;
            case '-': this->rotate(0, 0,  delta); return true;
            case '+': this->rotate(0, 0, -delta); return true;
 
            case 'i': fTrans.z += 0.1f; SkDebugf("z %g\n", fTrans.z); return true;
            case 'k': fTrans.z -= 0.1f; SkDebugf("z %g\n", fTrans.z); return true;
 
            case 'n': fNear += 0.1f; SkDebugf("near %g\n", fNear); return true;
            case 'N': fNear -= 0.1f; SkDebugf("near %g\n", fNear); return true;
            case 'f': fFar  += 0.1f; SkDebugf("far  %g\n", fFar); return true;
            case 'F': fFar  -= 0.1f; SkDebugf("far  %g\n", fFar); return true;
            default: break;
        }
        return false;
    }

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The documentation for this class was generated from the following file:

• third_party/skia/tools/viewer/ClipSlide.cpp