terminus::LightManager Class Reference

The LightManager class manages slots that can be filled with Light instances and is able to set those lights as a uniform array on a shader program. More...

#include <lightmanager.h>

Public Types
using	ID = unsigned int

Public Member Functions
int	freeSlots () const
ID	add (const Light &light)
	Inserts a light in the next free slot. More...
Light &	get (ID slot)
void	remove (ID slot)
	mark the given slot as free and store the Light::nullLight in it More...
void	setUniforms (Program &program) const
	sets the lights managed by this class as a uniform array More...

Static Public Attributes
static constexpr int	slotCount = 8
	number of slots managed by this class More...

Protected Member Functions
ID	getFreeSlot ()

Protected Attributes
Light	m_lights [slotCount]
std::set< ID >	m_usedSlots

Detailed Description

The LightManager class manages slots that can be filled with Light instances and is able to set those lights as a uniform array on a shader program.

See also

Light

Member Typedef Documentation

using terminus::LightManager::ID = unsigned int

Member Function Documentation

LightManager::ID terminus::LightManager::add

(

const Light &

light

)

Inserts a light in the next free slot.

Parameters

light

Returns

the number of the slot that the light was inserted in

It is an invalid operation to call this method if freeSlots() == 0

int terminus::LightManager::freeSlots

(

)

const

Returns

the number of yet unoccupied light slots

Light & terminus::LightManager::get

(

LightManager::ID

id

)

Parameters

slot

Returns

get a reference to the Light instance contained in a particular slot

LightManager::ID terminus::LightManager::getFreeSlot ( )

protected

void terminus::LightManager::remove

(

LightManager::ID

slot

)

mark the given slot as free and store the Light::nullLight in it

Parameters

slot

void terminus::LightManager::setUniforms

(

Program &

program

)

const

sets the lights managed by this class as a uniform array

Parameters

program

Member Data Documentation

Light terminus::LightManager::m_lights[slotCount]

protected

std::set<ID> terminus::LightManager::m_usedSlots

protected

constexpr int terminus::LightManager::slotCount = 8

static

number of slots managed by this class

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

• source/world/lightmanager.h
• source/world/lightmanager.cpp