ParticleSystem:emit
Available since LÖVE 0.9.0 |
This function is not supported in earlier versions. |
Emits a burst of particles from the particle emitter.
Function
Synopsis
ParticleSystem:emit( numparticles )
Arguments
-
number numparticles
- The amount of particles to emit. The number of emitted particles will be truncated if the particle system's max buffer size is reached.
Returns
Nothing.
Examples
Spawn a bunch of particles
This example will create a burst of particles when the spacebar is pressed. You can use the löve logo as an example image.
function love.load() local img = love.graphics.newImage('logo.png'); psystem = love.graphics.newParticleSystem(img, 32); psystem:setParticleLifetime(2, 5); -- Particles live at least 2s and at most 5s. psystem:setLinearAcceleration(-5, -5, 50, 100); -- Randomized movement towards the bottom of the screen. psystem:setColors(255, 255, 255, 255, 255, 255, 255, 0); -- Fade to black. end function love.draw() -- Draw the particle system at the center of the game window. love.graphics.draw(psystem, love.graphics.getWidth() * 0.5, love.graphics.getHeight() * 0.5); end function love.update(dt) psystem:update(dt); end function love.keypressed(key) if key == ' ' then psystem:emit(32) end end
See Also
Category: