Sha256: 6037b7d957b2c832cb886f96ac8735da7319e472edbd0ab0323be2331244d8d6
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Size: 776 Bytes
Versions: 6
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Stored size: 776 Bytes
Contents
# GLSL version of Conway's game of life, ported from GLSL sandbox:
# http://glsl.heroku.com/e/207.3
# Exemplifies the use of the ppixels uniform in the shader, that gives
# access to the pixels of the previous frame.
attr_accessor :pg, :conway
def setup
size(400, 400, P3D)
@pg = createGraphics(400, 400, P2D)
pg.no_smooth
@conway = load_shader('data/conway.glsl')
conway.set('resolution', width.to_f, height.to_f)
end
def draw
conway.set('time', millis / 1000.0)
xm = map(mouse_x, 0, width, 0, 1) # NB: processings map function
ym = map(mouse_y, 0, height, 1, 0)
conway.set('mouse', xm, ym)
pg.begin_draw
pg.background(0)
pg.shader(conway)
pg.rect(0, 0, pg.width, pg.height)
pg.end_draw
image(pg, 0, 0, width, height)
end
Version data entries
6 entries across 6 versions & 1 rubygems