From 53e83375e988cf637ef5ae7fc146231be575b04f Mon Sep 17 00:00:00 2001
From: David Phillips <dbphillipsnz@gmail.com>
Date: Mon, 4 Apr 2016 18:33:56 +1200
Subject: Update usage/syntax

---
 README.md | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'README.md')

diff --git a/README.md b/README.md
index 29337bc..2cf16e7 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,9 @@ This is a tiny program which will output a binary [PGM](https://wikipedia.org/wi
 Syntax
 ------
 
-    ./mandelbrot-gen <size> <max_iterations> <power> [threads] > output.pgm
+    ./mandelbrot-gen -c size -i max_iterations -e exponent \
+                     [-c cores] [-t thread_multiplier]
+                     [-N cluster-id -T cluster-total] > output.pgm
 
 Also check out the other algorithms like `tricorn-gen` and `burning-ship-gen`.
 You might then want to consider using a tool such as ImageMagick to then convert the (large) output file into something more sane like a PNG.
-- 
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