From a9ee92fa1f5d72cf5fa178fbf6a6a547c95f7cc8 Mon Sep 17 00:00:00 2001
From: Willem Jan Palenstijn <Willem.Jan.Palenstijn@cwi.nl>
Date: Thu, 30 Nov 2017 17:54:15 +0100
Subject: Fix shortscan (FBP/FDK) scaling factor
---
cuda/3d/fdk.cu | 2 ++
1 file changed, 2 insertions(+)
(limited to 'cuda/3d')
diff --git a/cuda/3d/fdk.cu b/cuda/3d/fdk.cu
index 11c68e1..08e1ebf 100644
--- a/cuda/3d/fdk.cu
+++ b/cuda/3d/fdk.cu
@@ -150,6 +150,8 @@ __global__ void devFDK_ParkerWeight(void* D_projData, unsigned int projPitch, un
fWeight = 0.0f;
}
+ fWeight *= 2; // adjust to effectively halved angular range
+
for (int detectorV = startDetectorV; detectorV < endDetectorV; ++detectorV)
{
--
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