From b4b83f2f296d1befd526ded88552f7a62f02955b Mon Sep 17 00:00:00 2001
From: Bleach <nosferatu@ipm.lviv.ua>
Date: Sat, 20 Aug 2016 16:29:15 +0300
Subject: [PATCH] casting to fix vs2010 compile error

---
 apps/interactive-calibration/frameProcessor.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/apps/interactive-calibration/frameProcessor.cpp b/apps/interactive-calibration/frameProcessor.cpp
index bef130ef3b..57e1d97d81 100644
--- a/apps/interactive-calibration/frameProcessor.cpp
+++ b/apps/interactive-calibration/frameProcessor.cpp
@@ -253,8 +253,8 @@ CalibProcessor::CalibProcessor(cv::Ptr<calibrationData> data, captureParameters
     mCapuredFrames = 0;
     mNeededFramesNum = capParams.calibrationStep;
     mDelayBetweenCaptures = static_cast<int>(capParams.captureDelay * capParams.fps);
-    mMaxTemplateOffset = std::sqrt(std::pow(mCalibData->imageSize.height, 2) +
-                                   std::pow(mCalibData->imageSize.width, 2)) / 20.0;
+    mMaxTemplateOffset = std::sqrt(static_cast<float>(mCalibData->imageSize.height * mCalibData->imageSize.height) +
+                                   static_cast<float>(mCalibData->imageSize.width * mCalibData->imageSize.width)) / 20.0;
     mSquareSize = capParams.squareSize;
     mTemplDist = capParams.templDst;