From 3042b1369a96eef4798ea4280dd7aa1a8be2fcca Mon Sep 17 00:00:00 2001
From: Willem Jan Palenstijn <Willem.Jan.Palenstijn@cwi.nl>
Date: Mon, 30 Mar 2015 17:17:54 +0200
Subject: Initialize variables to avoid warning

These variables are never used when uninitialized, but Visual Studio complains
about them.
---
 cuda/2d/par_fp.cu   | 2 +-
 cuda/3d/cone_fp.cu  | 2 +-
 cuda/3d/par3d_fp.cu | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/cuda/2d/par_fp.cu b/cuda/2d/par_fp.cu
index d0ca7ff..bb8b909 100644
--- a/cuda/2d/par_fp.cu
+++ b/cuda/2d/par_fp.cu
@@ -487,7 +487,7 @@ bool FP_simple_internal(float* D_volumeData, unsigned int volumePitch,
 	unsigned int blockEnd = 0;
 	bool blockVertical = false;
 	for (unsigned int a = 0; a <= dims.iProjAngles; ++a) {
-		bool vertical;
+		bool vertical = false;
 		// TODO: Having <= instead of < below causes a 5% speedup.
 		// Maybe we should detect corner cases and put them in the optimal
 		// group of angles.
diff --git a/cuda/3d/cone_fp.cu b/cuda/3d/cone_fp.cu
index bda71ba..b36d2bc 100644
--- a/cuda/3d/cone_fp.cu
+++ b/cuda/3d/cone_fp.cu
@@ -340,7 +340,7 @@ bool ConeFP_Array_internal(cudaPitchedPtr D_projData,
 	// tic(t);
 
 	for (unsigned int a = 0; a <= angleCount; ++a) {
-		int dir;
+		int dir = -1;
 		if (a != angleCount) {
 			float dX = fabsf(angles[a].fSrcX - (angles[a].fDetSX + dims.iProjU*angles[a].fDetUX*0.5f + dims.iProjV*angles[a].fDetVX*0.5f));
 			float dY = fabsf(angles[a].fSrcY - (angles[a].fDetSY + dims.iProjU*angles[a].fDetUY*0.5f + dims.iProjV*angles[a].fDetVY*0.5f));
diff --git a/cuda/3d/par3d_fp.cu b/cuda/3d/par3d_fp.cu
index 8d44540..b14c494 100644
--- a/cuda/3d/par3d_fp.cu
+++ b/cuda/3d/par3d_fp.cu
@@ -440,7 +440,7 @@ bool Par3DFP_Array_internal(cudaPitchedPtr D_projData,
 	// tic(t);
 
 	for (unsigned int a = 0; a <= angleCount; ++a) {
-		int dir;
+		int dir = -1;
 		if (a != dims.iProjAngles) {
 			float dX = fabsf(angles[a].fRayX);
 			float dY = fabsf(angles[a].fRayY);
-- 
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