ParticleEmitter class. More...

#include <particles.hpp>

Data Structures
class	builder
	Builder pattern for ParticleEmitter. More...

struct	config

Public Member Functions
	particle_emitter (config conf)

void	update_particles (float deltaTime)
	Update the particles.

void	render_particles ()

Data Fields
glm::vec3	starting_position

glm::vec3	starting_velocity

glm::vec3	starting_spread

float	starting_time_to_live

int	num_particles

float	spawn_rate

float	scale

types::buffer	fbo [2]
	Feddback buffer objects.

int	current
	Current fbo index.

int	atlas
	Atlas texture.

int	atlas_width

int	atlas_height

int	atlas_index

types::vao	vao
	Vertex array object.

Static Public Attributes
static const config	default_config

Detailed Description

ParticleEmitter class.

This class is used to define a particle emitter, update and render its particles. This class provides a builder pattern to create a ParticleEmitter object. The particles ban be updated and rendered using the updateParticles and renderParticles methods.

Definition at line 30 of file particles.hpp.

Constructor & Destructor Documentation

◆ particle_emitter()

particle_emitter::particle_emitter ( config conf )

Definition at line 33 of file particles.cpp.

◆ ~particle_emitter()

particle_emitter::~particle_emitter ( )

Definition at line 90 of file particles.cpp.

Member Function Documentation

◆ render_particles()

void particle_emitter::render_particles ( )

Definition at line 147 of file particles.cpp.

◆ update_particles()

void particle_emitter::update_particles ( float deltaTime )

Update the particles.

Parameters

deltaTime Time passed since last frame

Definition at line 98 of file particles.cpp.

Field Documentation

◆ atlas

int brenta::particle_emitter::atlas

Atlas texture.

Definition at line 55 of file particles.hpp.

◆ atlas_height

int brenta::particle_emitter::atlas_height

Definition at line 57 of file particles.hpp.

◆ atlas_index

int brenta::particle_emitter::atlas_index

Definition at line 58 of file particles.hpp.

◆ atlas_width

int brenta::particle_emitter::atlas_width

Definition at line 56 of file particles.hpp.

◆ current

int brenta::particle_emitter::current

Current fbo index.

Definition at line 51 of file particles.hpp.

◆ default_config

const particle_emitter::config particle_emitter::default_config

static

Initial value:

= {
  glm::vec3(0.0f, 0.0f, 0.0f),
  glm::vec3(0.0f, 0.0f, 0.0f),
  glm::vec3(0.0f, 0.0f, 0.0f),
  1.0f,
  MAX_PARTICLES,
  0.01f,
  1.0f,
  "",
  8,
  8,
  0,
  nullptr,
}

Definition at line 67 of file particles.hpp.

◆ fbo

types::buffer brenta::particle_emitter::fbo[2]

Feddback buffer objects.

These are used to save the new state of updated particles in the updateParticles method.

Definition at line 47 of file particles.hpp.

◆ num_particles

int brenta::particle_emitter::num_particles

Definition at line 38 of file particles.hpp.

◆ scale

float brenta::particle_emitter::scale

Definition at line 40 of file particles.hpp.

◆ spawn_rate

float brenta::particle_emitter::spawn_rate

Definition at line 39 of file particles.hpp.

◆ starting_position

glm::vec3 brenta::particle_emitter::starting_position

Definition at line 34 of file particles.hpp.

◆ starting_spread

glm::vec3 brenta::particle_emitter::starting_spread

Definition at line 36 of file particles.hpp.

◆ starting_time_to_live

float brenta::particle_emitter::starting_time_to_live

Definition at line 37 of file particles.hpp.

◆ starting_velocity

glm::vec3 brenta::particle_emitter::starting_velocity

Definition at line 35 of file particles.hpp.

◆ vao

types::vao brenta::particle_emitter::vao

Vertex array object.

Definition at line 62 of file particles.hpp.

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

include/brenta/particles.hpp
src/particles.cpp

Data Structures

Public Member Functions

Data Fields

Static Public Attributes