DirectionalLight Class Reference

#include <dynamicshadows.h>

Collaboration diagram for DirectionalLight:

Public Member Functions
	DirectionalLight (const u32 shadowMapResolution, const v3f &position, video::SColorf lightColor=video::SColor(0xffffffff), f32 farValue=100.0f)
	~DirectionalLight ()=default
void	updateCameraOffset (const Camera *cam)
void	updateFrustum (const Camera *cam, Client *client)
void	setDirection (v3f dir)
v3f	getDirection () const
v3f	getPosition () const
v3f	getPlayerPos () const
v3f	getFuturePlayerPos () const
const core::matrix4 &	getViewMatrix () const
	Gets the light's matrices.
const core::matrix4 &	getProjectionMatrix () const
const core::matrix4 &	getFutureViewMatrix () const
const core::matrix4 &	getFutureProjectionMatrix () const
core::matrix4	getViewProjMatrix ()
f32	getMaxFarValue () const
	Gets the light's maximum far value, i.e. the shadow boundary.
f32	getFarValue () const
	Gets the current far value of the light.
const video::SColorf &	getLightColor () const
	Gets the light's color.
void	setLightColor (const video::SColorf &lightColor)
	Sets the light's color.
u32	getMapResolution () const
	Gets the shadow map resolution for this light.
void	commitFrustum ()

Public Attributes
bool	should_update_map_shadow {true}
	If true, shadow map needs to be invalidated due to frustum change.

Private Member Functions
void	createSplitMatrices (const Camera *cam)

Private Attributes
video::SColorf	diffuseColor
f32	farPlane
u32	mapRes
v3f	pos
v3f	direction {0}
v3f	last_cam_pos_world {0,0,0}
v3f	last_look {0,1,0}
shadowFrustum	shadow_frustum
shadowFrustum	future_frustum
bool	dirty {false}

Constructor & Destructor Documentation

DirectionalLight()

DirectionalLight::DirectionalLight	(	const u32	shadowMapResolution,
		const v3f &	position,
		video::SColorf	lightColor = video::SColor(0xffffffff),
		f32	farValue = 100.0f )

References diffuseColor, farPlane, mapRes, and pos.

~DirectionalLight()

DirectionalLight::~DirectionalLight ( )

default

References dir().

Here is the call graph for this function:

Member Function Documentation

commitFrustum()

void DirectionalLight::commitFrustum

(

)

References dirty, future_frustum, and shadow_frustum.

createSplitMatrices()

void DirectionalLight::createSplitMatrices ( const Camera * cam )

private

References adjustDist(), BS, direction, future_frustum, Camera::getCameraNode(), Camera::getDirection(), Camera::getFovX(), Camera::getFovY(), Camera::getOffset(), Camera::getPosition(), last_cam_pos_world, and last_look.

Referenced by updateCameraOffset(), and updateFrustum().

Here is the call graph for this function:

Here is the caller graph for this function:

getDirection()

v3f DirectionalLight::getDirection ( ) const

inline

References direction.

Referenced by updateFrustum().

Here is the caller graph for this function:

getFarValue()

f32 DirectionalLight::getFarValue ( ) const

inline

Gets the current far value of the light.

References shadow_frustum.

getFuturePlayerPos()

v3f DirectionalLight::getFuturePlayerPos

(

)

const

References future_frustum.

getFutureProjectionMatrix()

const m4f & DirectionalLight::getFutureProjectionMatrix

(

)

const

References future_frustum.

Referenced by ShadowRenderer::renderShadowMap().

Here is the caller graph for this function:

getFutureViewMatrix()

const m4f & DirectionalLight::getFutureViewMatrix

(

)

const

References future_frustum.

Referenced by ShadowRenderer::renderShadowMap().

Here is the caller graph for this function:

getLightColor()

const video::SColorf & DirectionalLight::getLightColor ( ) const

inline

Gets the light's color.

References diffuseColor.

getMapResolution()

u32 DirectionalLight::getMapResolution ( ) const

inline

Gets the shadow map resolution for this light.

References mapRes.

getMaxFarValue()

f32 DirectionalLight::getMaxFarValue ( ) const

inline

Gets the light's maximum far value, i.e. the shadow boundary.

References BS, and farPlane.

Referenced by updateFrustum().

Here is the caller graph for this function:

getPlayerPos()

v3f DirectionalLight::getPlayerPos

(

)

const

References shadow_frustum.

getPosition()

v3f DirectionalLight::getPosition

(

)

const

References shadow_frustum.

Referenced by updateFrustum().

Here is the caller graph for this function:

getProjectionMatrix()

const m4f & DirectionalLight::getProjectionMatrix

(

)

const

References shadow_frustum.

Referenced by ShadowRenderer::renderShadowObjects().

Here is the caller graph for this function:

getViewMatrix()

const m4f & DirectionalLight::getViewMatrix

(

)

const

Gets the light's matrices.

References shadow_frustum.

Referenced by ShadowRenderer::renderShadowObjects().

Here is the caller graph for this function:

getViewProjMatrix()

m4f DirectionalLight::getViewProjMatrix

(

)

References shadow_frustum.

setDirection()

void DirectionalLight::setDirection

(

v3f

dir

)

References dir(), and direction.

Referenced by Game::updateShadows().

Here is the call graph for this function:

Here is the caller graph for this function:

setLightColor()

void DirectionalLight::setLightColor ( const video::SColorf & lightColor )

inline

Sets the light's color.

References diffuseColor.

updateCameraOffset()

void DirectionalLight::updateCameraOffset

(

const Camera *

cam

)

References createSplitMatrices(), dirty, future_frustum, and should_update_map_shadow.

Here is the call graph for this function:

updateFrustum()

void DirectionalLight::updateFrustum	(	const Camera *	cam,
		Client *	client )

References BS, createSplitMatrices(), dirty, future_frustum, Camera::getCameraNode(), getDirection(), getMaxFarValue(), getPosition(), MYMIN, and should_update_map_shadow.

Referenced by Game::updateShadows().

Here is the call graph for this function:

Here is the caller graph for this function:

Member Data Documentation

diffuseColor

video::SColorf DirectionalLight::diffuseColor

private

Referenced by DirectionalLight(), getLightColor(), and setLightColor().

direction

v3f DirectionalLight::direction {0}

private

Referenced by createSplitMatrices(), getDirection(), and setDirection().

dirty

bool DirectionalLight::dirty {false}

private

Referenced by commitFrustum(), updateCameraOffset(), and updateFrustum().

farPlane

f32 DirectionalLight::farPlane

private

Referenced by DirectionalLight(), and getMaxFarValue().

future_frustum

shadowFrustum DirectionalLight::future_frustum

private

Referenced by commitFrustum(), createSplitMatrices(), getFuturePlayerPos(), getFutureProjectionMatrix(), getFutureViewMatrix(), updateCameraOffset(), and updateFrustum().

last_cam_pos_world

v3f DirectionalLight::last_cam_pos_world {0,0,0}

private

Referenced by createSplitMatrices().

last_look

v3f DirectionalLight::last_look {0,1,0}

private

Referenced by createSplitMatrices().

mapRes

u32 DirectionalLight::mapRes

private

Referenced by DirectionalLight(), and getMapResolution().

pos

v3f DirectionalLight::pos

private

Referenced by DirectionalLight().

shadow_frustum

shadowFrustum DirectionalLight::shadow_frustum

private

Referenced by commitFrustum(), getFarValue(), getPlayerPos(), getPosition(), getProjectionMatrix(), getViewMatrix(), and getViewProjMatrix().

should_update_map_shadow

bool DirectionalLight::should_update_map_shadow {true}

If true, shadow map needs to be invalidated due to frustum change.

Referenced by updateCameraOffset(), and updateFrustum().

---

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

• client/shadows/dynamicshadows.h
• client/shadows/dynamicshadows.cpp