From 13390ca75860ca5ae7ff04ec4f67e2e2ee22b473 Mon Sep 17 00:00:00 2001
From: Scott Allen <scotta_ym@yahoo.ca>
Date: Mon, 15 Sep 2014 19:19:15 -0400
Subject: [PATCH] Fix compiler warning: signed/unsigned comparison

---
 MicroView.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/MicroView.cpp b/MicroView.cpp
index 53f0ca3..afa5eff 100644
--- a/MicroView.cpp
+++ b/MicroView.cpp
@@ -631,11 +631,11 @@ void MicroView::circleFill(uint8_t x0, uint8_t y0, uint8_t radius, uint8_t color
 		bool intersected = false;
 
 		// Optimization: relative x squared only changes with the outer loop/the horizontal scan.
-		int16_t rx2 = (x-x0) * (x-x0);
+		uint16_t rx2 = (x-x0) * (x-x0);
 
 		// Scan vertically...
 		for (uint16_t y = yStart; y <= yEnd; ++y) {
-			int16_t ry2 = (y-y0) * (y-y0);
+			uint16_t ry2 = (y-y0) * (y-y0);
 			if (rx2 + ry2 <= radiusSq) {
 				pixel(x, y, color, mode);
 				intersected = true;