delete unused variable
cnt is unused
@@ -252,7 +252,6 @@ class Scene
end
def render(w, h, nsubsamples)
- cnt = 0
nsf = nsubsamples.to_f
h.times do |y|
w.times do |x|
@@ -261,7 +260,6 @@ class Scene
# Subsampling
nsubsamples.times do |v|
nsubsamples.times do |u|
- cnt = cnt + 1
wf = w.to_f
hf = h.to_f
xf = x.to_f
