From 9dfc7801a0f44fbcdae96a31bac04271bf477f5b Mon Sep 17 00:00:00 2001
From: matlabbe <matlabbe@gmail.com>
Date: Mon, 4 Jul 2016 13:39:33 -0400
Subject: [PATCH] Fixed fatal error in #91

---
 corelib/src/DBDriverSqlite3.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/corelib/src/DBDriverSqlite3.cpp b/corelib/src/DBDriverSqlite3.cpp
index a8a0a7e5..cec2f8b7 100644
--- a/corelib/src/DBDriverSqlite3.cpp
+++ b/corelib/src/DBDriverSqlite3.cpp
@@ -3180,11 +3180,12 @@ void DBDriverSqlite3::stepSensorData(sqlite3_stmt * ppStmt,
 	std::vector<float> calibration;
 	// multi-cameras [fx,fy,cx,cy,width,height,local_transform, ... ,fx,fy,cx,cy,width,height,local_transform] (6+12)*float * numCameras
 	// stereo [fx, fy, cx, cy, baseline, local_transform] (5+12)*float
-	if(sensorData.cameraModels().size())
+	if(sensorData.cameraModels().size() && sensorData.cameraModels()[0].isValidForProjection())
 	{
 		calibration.resize(sensorData.cameraModels().size() * (6+Transform().size()));
 		for(unsigned int i=0; i<sensorData.cameraModels().size(); ++i)
 		{
+			UASSERT(sensorData.cameraModels()[i].isValidForProjection());
 			const Transform & localTransform = sensorData.cameraModels()[i].localTransform();
 			calibration[i*(6+localTransform.size())] = sensorData.cameraModels()[i].fx();
 			calibration[i*(6+localTransform.size())+1] = sensorData.cameraModels()[i].fy();