makVrv::DtShaderEffectSnow Class Reference

DtShaderEffectSnow injects custom shaders into the scene, Handles snow on the ground causing the ground to look covered by snow. More...

Inheritance diagram for makVrv::DtShaderEffectSnow:

Classes
class	SnowEffectGeneration

Public Member Functions
virtual	~DtShaderEffectSnow ()
	DTOR. More...
virtual void	initializeEffect (const std::vector< osg::StateSet * > &statesets, DtIndirectTextureProcessor *textureProcessor, DtOsgRenderer &osgRenderer)
	initializes or reinitializes the effects. More...
virtual void	releaseGLObjects (osg::State *state)
	handle destruction of graphics objects when the context is destroyed More...
virtual void	registerWeatherEffectsObject (DtOsgWeatherEffectsObject *weatherEffectsObject)
	called by the DtOsgWeatherEffectsObject constructor to register itself when it is created. More...
virtual void	reloadShader ()
	mark the effect as dirty so the shaders are reloaded. More...
virtual void	updateImGui ()
	update the imgui widgets and readback any changes from them More...
virtual void	updateUniforms ()
	update the uniforms that may need to be changed based on the imgui or regular gui inputs. More...
Public Member Functions inherited from makVrv::DtShaderEffect
virtual	~DtShaderEffect ()
	DTOR. More...
virtual void	updateTextureUniforms (unsigned int contextId)
	update the texture uniforms for this shader effect More...
virtual void	setEffectDirty (bool dirty)
	set this effect dirty so that it will be reinitialized before the next time it is run More...
virtual bool	effectDirty ()
	get if this effect is dirty More...
Public Member Functions inherited from makVrv::DtVirtualBaseClass
	DtVirtualBaseClass ()
	Do nothing constructor. More...
virtual	~DtVirtualBaseClass ()
	Virtual do nothing destructor. More...

Static Public Member Functions
static DtShaderEffectSnow &	instance (DtDe &de)
	Get/create instance of sky object manager. More...
static const std::string &	theClassName ()
	Get the name this class is registered by. More...

Protected Member Functions
	DtShaderEffectSnow (DtDe &de)
	constructor More...
virtual void	slot_snowAccumulationChanged (double depth)
	listen to the snow accumulation changes from the environment More...
virtual void	slot_snowRoadAccumulationChanged (double depth)
	listen to the snow road accumulation changes from the environment More...
virtual void	slot_snowMinimumElevationChanged (double elevation)
	listen to the snow minimum elevation changes from the environment More...
virtual void	slot_snowElevationTransitionChagned (double elevation)
	listen to the snow elevation transition changes from the environment More...
virtual SnowEffectGeneration *	createSnowEffectJob ()
	wrapper around the job creation to make it easy to override later. More...
Protected Member Functions inherited from makVrv::DtShaderEffect
	DtShaderEffect (DtDe &de)
	constructor More...
virtual int	loadShaderEffectTexture (const std::string &filename, const std::string &uniformName)
	load a texture from a file and set it up as a bindless texture with the address in the specified uniform name More...
virtual int	addShaderEffectTexture (osg::Texture *shaderEffectTexture, const std::string &uniformName)
	add a texture and set it up as a bindless texture with the address in the specified uniform name More...

Protected Attributes
DtSignalConnectionManager	myConnections
osg::ref_ptr< osg::Uniform >	myEnableSnowUniform
osg::ref_ptr< osg::Uniform >	mySnowUpThresholdUniform
osg::ref_ptr< osg::Uniform >	mySnowColorUniform
osg::ref_ptr< osg::Uniform >	mySnowMaskedRoadUniform
GLuint	mySnowEffectTextureId
GLuint64	mySnowEffectImageHandle
osg::ref_ptr< osg::Texture2D >	mySnowEffectTexture
bool	mySnowEnabled
float	mySnowUpThresholdRange
float	mySnowUpThresholdMin
float	mySnowElevationMin
float	mySnowElevationRange
float	mySnowMaskedRoadMax
float	mySnowMaskedRoadRange
bool	myEnableBlowingSnow
osg::Vec4	mySnowColor
DtOsgWeatherEffectsObject *	myWeatherEffectsObject
SnowEffectGeneration *	mySnowEffectGenerationJob
DtOsgRenderer &	myOsgRenderer
Protected Attributes inherited from makVrv::DtShaderEffect
DtDe &	myDe
TextureDataPtrVector	myShaderEffectTextures
bool	myEffectDirty

Private Member Functions
	DtShaderEffectSnow ()
	unimplemented private default constructor More...
	DtShaderEffectSnow (const DtShaderEffectSnow &)
	Copy Constructor not implemented – Copy not allowed. More...
DtShaderEffectSnow &	operator= (const DtShaderEffectSnow &)
	Assignment Operator not implemented – Copy not allowed. More...

Additional Inherited Members
Public Types inherited from makVrv::DtShaderEffect
typedef std::vector < DtShaderEffectTextureData >	TextureDataPtrVector

Detailed Description

DtShaderEffectSnow injects custom shaders into the scene, Handles snow on the ground causing the ground to look covered by snow.

Also adds an effect to road areas which show snow blowing over the road

Constructor & Destructor Documentation

virtual makVrv::DtShaderEffectSnow::~DtShaderEffectSnow ( )

virtual

DTOR.

makVrv::DtShaderEffectSnow::DtShaderEffectSnow ( DtDe &  de )

protected

constructor

makVrv::DtShaderEffectSnow::DtShaderEffectSnow ( )

private

unimplemented private default constructor

makVrv::DtShaderEffectSnow::DtShaderEffectSnow ( const DtShaderEffectSnow &  )

private

Copy Constructor not implemented – Copy not allowed.

Member Function Documentation

DtShaderEffectSnow& makVrv::DtShaderEffectSnow::operator= ( const DtShaderEffectSnow &  )

private

Assignment Operator not implemented – Copy not allowed.

virtual void makVrv::DtShaderEffectSnow::initializeEffect ( const std::vector< osg::StateSet * > &  statesets, DtIndirectTextureProcessor *  textureProcessor, DtOsgRenderer &  osgRenderer  )

virtual

initializes or reinitializes the effects.

Called by DtOsgRenderer at startup and whenever reload shaders is triggered reloads the shader changes if triggered from reload shaders but the texture is not reloaded off disk due to osgFileCache

Reimplemented from makVrv::DtShaderEffect.

virtual void makVrv::DtShaderEffectSnow::releaseGLObjects ( osg::State *  state )

virtual

handle destruction of graphics objects when the context is destroyed

Implements makVrv::DtShaderEffect.

virtual void makVrv::DtShaderEffectSnow::registerWeatherEffectsObject ( DtOsgWeatherEffectsObject *  weatherEffectsObject )

virtual

called by the DtOsgWeatherEffectsObject constructor to register itself when it is created.

Implements makVrv::DtShaderEffect.

virtual void makVrv::DtShaderEffectSnow::reloadShader ( )

virtual

mark the effect as dirty so the shaders are reloaded.

virtual void makVrv::DtShaderEffectSnow::updateImGui ( )

virtual

update the imgui widgets and readback any changes from them

Implements makVrv::DtShaderEffect.

virtual void makVrv::DtShaderEffectSnow::updateUniforms ( )

virtual

update the uniforms that may need to be changed based on the imgui or regular gui inputs.

Implements makVrv::DtShaderEffect.

static DtShaderEffectSnow& makVrv::DtShaderEffectSnow::instance ( DtDe &  de )

static

Get/create instance of sky object manager.

static const std::string& makVrv::DtShaderEffectSnow::theClassName ( )

static

Get the name this class is registered by.

virtual void makVrv::DtShaderEffectSnow::slot_snowAccumulationChanged ( double  depth )

protectedvirtual

listen to the snow accumulation changes from the environment

virtual void makVrv::DtShaderEffectSnow::slot_snowRoadAccumulationChanged ( double  depth )

protectedvirtual

listen to the snow road accumulation changes from the environment

virtual void makVrv::DtShaderEffectSnow::slot_snowMinimumElevationChanged ( double  elevation )

protectedvirtual

listen to the snow minimum elevation changes from the environment

virtual void makVrv::DtShaderEffectSnow::slot_snowElevationTransitionChagned ( double  elevation )

protectedvirtual

listen to the snow elevation transition changes from the environment

virtual SnowEffectGeneration* makVrv::DtShaderEffectSnow::createSnowEffectJob ( )

protectedvirtual

wrapper around the job creation to make it easy to override later.

Member Data Documentation

DtSignalConnectionManager makVrv::DtShaderEffectSnow::myConnections

protected

osg::ref_ptr<osg::Uniform> makVrv::DtShaderEffectSnow::myEnableSnowUniform

protected

osg::ref_ptr<osg::Uniform> makVrv::DtShaderEffectSnow::mySnowUpThresholdUniform

protected

osg::ref_ptr<osg::Uniform> makVrv::DtShaderEffectSnow::mySnowColorUniform

protected

osg::ref_ptr<osg::Uniform> makVrv::DtShaderEffectSnow::mySnowMaskedRoadUniform

protected

GLuint makVrv::DtShaderEffectSnow::mySnowEffectTextureId

protected

GLuint64 makVrv::DtShaderEffectSnow::mySnowEffectImageHandle

protected

osg::ref_ptr<osg::Texture2D> makVrv::DtShaderEffectSnow::mySnowEffectTexture

protected

bool makVrv::DtShaderEffectSnow::mySnowEnabled

protected

float makVrv::DtShaderEffectSnow::mySnowUpThresholdRange

protected

float makVrv::DtShaderEffectSnow::mySnowUpThresholdMin

protected

float makVrv::DtShaderEffectSnow::mySnowElevationMin

protected

float makVrv::DtShaderEffectSnow::mySnowElevationRange

protected

float makVrv::DtShaderEffectSnow::mySnowMaskedRoadMax

protected

float makVrv::DtShaderEffectSnow::mySnowMaskedRoadRange

protected

bool makVrv::DtShaderEffectSnow::myEnableBlowingSnow

protected

osg::Vec4 makVrv::DtShaderEffectSnow::mySnowColor

protected

DtOsgWeatherEffectsObject* makVrv::DtShaderEffectSnow::myWeatherEffectsObject

protected

SnowEffectGeneration* makVrv::DtShaderEffectSnow::mySnowEffectGenerationJob

protected

DtOsgRenderer& makVrv::DtShaderEffectSnow::myOsgRenderer

protected

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

• /data/exports/nrhent7-1/nightly/docs/vrForces.vrf4-8-branch/include/vrvOsg/DtShaderEffectSnow.h