Sha256: 32bfe724d258609068adde85e49294e67eb5aa29dcc26f48c5d55bf24bc4ecf8
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Versions: 10
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Contents
# Cubic Grid
# by Ira Greenberg.
#
# 3D translucent colored grid uses nested pushMatrix()
# and popMatrix() functions.
# see topics preformance for enhanced version
def setup
size 640, 360, P3D
no_stroke
@box_size = 40
@margin = @box_size * 2
@depth = 400
end
def draw
background 255
translate width/2, height/2, -@depth
rotate_x frame_count * 0.01
rotate_y frame_count * 0.01
((-@depth/2 + @margin)..(@depth/2 - @margin)).step( @box_size ) { |i|
push_matrix
((-height + @margin)..(height - @margin)).step( @box_size ) { |j|
push_matrix
((-width + @margin)..(width - @margin)).step( @box_size ) { |k|
box_fill = color i.abs, j.abs, k.abs, 50
push_matrix
translate k, j, i
fill box_fill
box @box_size
pop_matrix
}
pop_matrix
}
pop_matrix
}
end
Version data entries
10 entries across 10 versions & 1 rubygems