From ca61ed257db25e10b9604526fee0523b3fd10007 Mon Sep 17 00:00:00 2001
From: Dan Paulat <dpaulat@gmail.com>
Date: Fri, 9 Jun 2023 21:51:30 -0500
Subject: [PATCH] Calculate coordinates for one past the number of level 2 data
 moment gates

Fixes the "lightsaber" effect toward (0, 0), tweak to #53
---
 scwx-qt/source/scwx/qt/view/level2_product_view.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/scwx-qt/source/scwx/qt/view/level2_product_view.cpp b/scwx-qt/source/scwx/qt/view/level2_product_view.cpp
index 06c912bc..f55c2fb2 100644
--- a/scwx-qt/source/scwx/qt/view/level2_product_view.cpp
+++ b/scwx-qt/source/scwx/qt/view/level2_product_view.cpp
@@ -725,7 +725,8 @@ void Level2ProductViewImpl::ComputeCoordinates(
    const std::uint16_t numRadials =
       static_cast<std::uint16_t>(radarData->size());
    const std::uint16_t numRangeBins =
-      momentData0->number_of_data_moment_gates();
+      std::max(momentData0->number_of_data_moment_gates() + 1u,
+               common::MAX_DATA_MOMENT_GATES);
 
    auto radials = boost::irange<std::uint32_t>(0u, numRadials);
    auto gates   = boost::irange<std::uint32_t>(0u, numRangeBins);