omni::input::TestImage Class Reference

Abstract class for test images that are generated with a shader. More...

#include <TestImage.h>

Inheritance diagram for omni::input::TestImage:

Collaboration diagram for omni::input::TestImage:

Public Member Functions
	TestImage (Interface const *_parent=nullptr)
virtual	~TestImage ()
virtual void	update ()
	Update framebuffer image. More...
virtual void	destroy ()
QPointF	rulerPos () const
	Return ruler position. More...
void	setRulerPos (QPointF const &)
	Set ruler position. More...
virtual void	toPropertyMap (PropertyMap &) const
	Serialize to stream. More...
virtual void	fromPropertyMap (PropertyMap const &)
	Deserialize from stream. More...
virtual categoryset_type	categories () const
	Input can have a fixed set of categories. More...
Public Member Functions inherited from omni::input::Framebuffer
	Framebuffer (input::Interface const *=nullptr)
virtual	~Framebuffer ()
virtual QSize	size () const
	An input must return width and height information. More...
virtual void	setSize (QSize const &)
GLuint	textureId () const
	An input must return an OpenGL texture ID. More...
Public Member Functions inherited from omni::input::Interface
	Interface (Interface const *_parent=nullptr)
virtual	~Interface ()
	Virtual destructor. More...
size_t	numberOfChildren () const
int	width () const
	Return width from size. More...
int	height () const
	Return height from size. More...
QString	infoText () const
	Optional info text. More...
virtual QWidget *	widget ()
	Make new parameter widget. More...
virtual QWidget *	controlWidget ()
	Make new large control widget for live mode. More...
virtual bool	canAdd ()
	Returns true if this input can be added E.g., an input can be added after an initial settings dialog was approved or it has valid settings. More...
virtual bool	canHaveChildren () const
int	setUpdateCallback (callback_type _updatedCallback)
	Insert a new callback when input has updated and returns its unique id. More...
callback_type	updatedCallback (int _id)
void	triggerUpdateCallbacks () const
void	removeUpdateCallback (int _id)
Interface *	addInput (QString const &_id, Id const &_typeId)
	Add new input with given type id. Returns nullptr if input with typeid does not exist. More...
Interface *	addInput (QString const &_id, Interface *_i)
	Input with id and return pointer to input when successfully added. More...
QString	getId (Interface const *) const
	Get id of child interface. More...
virtual void	removeInput (QString const &_id)
	Remove input with id. More...
Interface *	getInput (QString const &_id)
	Return pointer of input with id, nullptr if input does not exist. More...
Interface const *	getInput (QString const &_id) const
	Return pointer of input with id, nullptr if input does not exist. More...
container_type const &	children () const
	Return children. More...
Interface const *	parent () const
	Return parent interface (const version) More...
QString	path () const
	Return absolute path of interface. More...
void	setParent (Interface *)
	Set new parent. More...
inputlist_type	getAllInputs () const
	Returns a list of input maintained by controller, except this one. More...
Public Member Functions inherited from omni::TypeIdInterface
virtual	~TypeIdInterface ()
virtual Id	getTypeId () const =0
	Returns type id of object. More...
virtual void	registerInFactory () const =0
	Register the inherited class in factory. More...

Protected Member Functions
virtual void	shaderUniformHandler ()
	Virtual method to handle additional shader uniforms in derived classes. More...
Protected Member Functions inherited from omni::input::Framebuffer
QOpenGLFramebufferObject *	framebuffer ()
QOpenGLFramebufferObject const *	framebuffer () const
void	setupFramebuffer (QSize const &_size)
void	setupFramebuffer ()

Protected Attributes
ContextBoundPtr < QOpenGLShaderProgram >	shader_

Private Member Functions
virtual QString	fragmentShaderSource () const =0
	String representing the fragment shader source. More...
virtual QString	vertexShaderSource () const =0
	String representing the vertex shader source. More...

Private Attributes
QPointF	rulerPos_

Additional Inherited Members
Public Types inherited from omni::input::Interface
typedef Interface	interface_type
typedef std::vector< Interface const * >	inputlist_type
typedef std::map< QString, std::unique_ptr< Interface > >	container_type
typedef std::function< void()>	callback_type
typedef std::set< QString >	categoryset_type

Detailed Description

Abstract class for test images that are generated with a shader.

Constructor & Destructor Documentation

omni::input::TestImage::TestImage

(

Interface const *

_parent = nullptr

)

                                                 :
      Framebuffer(_parent),
      rulerPos_(-1.0,-1.0)
    {
    }

virtual omni::input::TestImage::~TestImage ( )

inlinevirtual

{}

Member Function Documentation

virtual categoryset_type omni::input::TestImage::categories ( ) const

inlinevirtual

Input can have a fixed set of categories.

Reimplemented from omni::input::Interface.

                                                           {
          return categoryset_type({"Test images"});
        }

void omni::input::TestImage::destroy ( )

virtual

Reimplemented from omni::input::Framebuffer.

    {
      Framebuffer::destroy();
      shader_.reset();
    }

virtual QString omni::input::TestImage::fragmentShaderSource ( ) const

privatepure virtual

String representing the fragment shader source.

void omni::input::TestImage::fromPropertyMap ( PropertyMap const &  _map )

virtual

Deserialize from stream.

Reimplemented from omni::input::Framebuffer.

    {
      Framebuffer::fromPropertyMap(_map);
      _map.get("rulerPos",rulerPos_);
      update();
    }

QPointF omni::input::TestImage::rulerPos

(

)

const

Return ruler position.

    {
      return rulerPos_;
    }

void omni::input::TestImage::setRulerPos

(

QPointF const &

_rulerPos

)

Set ruler position.

    {
      rulerPos_ = _rulerPos;
    }

void omni::input::TestImage::shaderUniformHandler ( )

protectedvirtual

Virtual method to handle additional shader uniforms in derived classes.

    {
      shader_->setUniformValue("ruler_pos",rulerPos_ - QPointF(0.5,0.5));
    }

void omni::input::TestImage::toPropertyMap ( PropertyMap &  _map ) const

virtual

Serialize to stream.

Reimplemented from omni::input::Framebuffer.

    {
      _map("rulerPos",rulerPos_);
      Framebuffer::toPropertyMap(_map);
    }

void omni::input::TestImage::update ( )

virtual

Update framebuffer image.

Reimplemented from omni::input::Interface.

    {
      if (!shader_)
      {
        primaryContextSwitch([&](QOpenGLFunctions& _) {
          QString _vertSrc = this->vertexShaderSource();
          QString _fragmentSrc = this->fragmentShaderSource();
          if (!shader_.reset(new QOpenGLShaderProgram())) return;
          shader_->addShaderFromSourceCode(QOpenGLShader::Vertex,_vertSrc);
          shader_->addShaderFromSourceCode(QOpenGLShader::Fragment,_fragmentSrc);
          shader_->link();
        });
      }

      setupFramebuffer(size());

      visual::draw_on_framebuffer(framebuffer(),
      [&](QOpenGLFunctions& _) // Projection Operation
      {
        QMatrix4x4 _m;
        _m.ortho(-0.5,0.5,-0.5,0.5,-1.0,1.0);
        glMultMatrixf(_m.constData());
      },
      [&](QOpenGLFunctions& _) // Model View Operation
      {
        _.glDisable(GL_BLEND);
        shader_->bind();
        {
          shaderUniformHandler();
          visual::Rectangle::drawFlipped();
        }
        shader_->release();
      });
    }

virtual QString omni::input::TestImage::vertexShaderSource ( ) const

privatepure virtual

String representing the vertex shader source.

Field Documentation

QPointF omni::input::TestImage::rulerPos_

private

ContextBoundPtr<QOpenGLShaderProgram> omni::input::TestImage::shader_

protected

---

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

• include/omni/input/TestImage.h
• src/lib/input/TestImage.cpp