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	update_frustum (const Camera *cam, Client *client, bool force=false)
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}

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 )

~DirectionalLight()

DirectionalLight::~DirectionalLight ( )

default

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, shadowFrustum::camera_offset, direction, future_frustum, Camera::getCameraNode(), Camera::getDirection(), Camera::getFovX(), Camera::getFovY(), Camera::getOffset(), Camera::getPosition(), last_cam_pos_world, last_look, shadowFrustum::length, shadowFrustum::player, shadowFrustum::position, shadowFrustum::ProjOrthMat, quantizeDirection(), shadowFrustum::radius, shadowFrustum::ViewMat, shadowFrustum::zFar, and shadowFrustum::zNear.

Referenced by update_frustum().

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 update_frustum().

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, and shadowFrustum::zFar.

getFuturePlayerPos()

v3f DirectionalLight::getFuturePlayerPos

(

)

const

References future_frustum, and shadowFrustum::player.

getFutureProjectionMatrix()

const m4f & DirectionalLight::getFutureProjectionMatrix

(

)

const

References future_frustum, and shadowFrustum::ProjOrthMat.

Referenced by ShadowRenderer::renderShadowMap().

Here is the caller graph for this function:

getFutureViewMatrix()

const m4f & DirectionalLight::getFutureViewMatrix

(

)

const

References future_frustum, and shadowFrustum::ViewMat.

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 update_frustum().

Here is the caller graph for this function:

getPlayerPos()

v3f DirectionalLight::getPlayerPos

(

)

const

References shadowFrustum::player, and shadow_frustum.

getPosition()

v3f DirectionalLight::getPosition

(

)

const

References shadowFrustum::position, and shadow_frustum.

Referenced by update_frustum().

Here is the caller graph for this function:

getProjectionMatrix()

const m4f & DirectionalLight::getProjectionMatrix

(

)

const

References shadowFrustum::ProjOrthMat, and 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, and shadowFrustum::ViewMat.

Referenced by ShadowRenderer::renderShadowObjects().

Here is the caller graph for this function:

getViewProjMatrix()

m4f DirectionalLight::getViewProjMatrix

(

)

References shadowFrustum::ProjOrthMat, shadow_frustum, and shadowFrustum::ViewMat.

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.

update_frustum()

void DirectionalLight::update_frustum	(	const Camera *	cam,
		Client *	client,
		bool	force = false )

References BS, shadowFrustum::camera_offset, createSplitMatrices(), dirty, future_frustum, Camera::getCameraNode(), getDirection(), getMaxFarValue(), Camera::getOffset(), getPosition(), intToFloat(), shadowFrustum::length, MYMIN, shadowFrustum::player, shadowFrustum::radius, shadow_frustum, should_update_map_shadow, shadowFrustum::ViewMat, shadowFrustum::zFar, and shadowFrustum::zNear.

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 getLightColor(), and setLightColor().

direction

v3f DirectionalLight::direction {0}

private

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

dirty

bool DirectionalLight::dirty {false}

private

Referenced by commitFrustum(), and update_frustum().

farPlane

f32 DirectionalLight::farPlane

private

Referenced by getMaxFarValue().

future_frustum

shadowFrustum DirectionalLight::future_frustum

private

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

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 getMapResolution().

pos

v3f DirectionalLight::pos

private

shadow_frustum

shadowFrustum DirectionalLight::shadow_frustum

private

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

should_update_map_shadow

bool DirectionalLight::should_update_map_shadow {true}

Referenced by update_frustum().

---

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

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