From 385e4df10cb4f5069c1198636527eadf5ed7f719 Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Mon, 16 Nov 2020 14:45:55 +0100
Subject: [PATCH] PartDesign: [skip ci] fixes #0004494: Error "Result is empty"
 for Pads and Pockets with non zero Offset

---
 src/Mod/PartDesign/App/FeaturePad.cpp    | 6 ++++--
 src/Mod/PartDesign/App/FeaturePocket.cpp | 2 +-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/Mod/PartDesign/App/FeaturePad.cpp b/src/Mod/PartDesign/App/FeaturePad.cpp
index c7a4576f51..2d260ca7ec 100644
--- a/src/Mod/PartDesign/App/FeaturePad.cpp
+++ b/src/Mod/PartDesign/App/FeaturePad.cpp
@@ -273,7 +273,8 @@ App::DocumentObjectExecReturn *Pad::execute(void)
                     return new App::DocumentObjectExecReturn("Pad: Up to face: Could not extrude the sketch!");
                 prism = PrismMaker.Shape();
 #else
-                generatePrism(prism, method, base, sketchshape, supportface, upToFace, dir, 2, 1);
+                Standard_Integer fuse = fabs(Offset.getValue()) > Precision::Confusion() ? 1 : 2;
+                generatePrism(prism, method, base, sketchshape, supportface, upToFace, dir, fuse, Standard_True);
 #endif
                 base.Nullify();
             } else {
@@ -298,7 +299,8 @@ App::DocumentObjectExecReturn *Pad::execute(void)
                     return new App::DocumentObjectExecReturn("Pad: Up to face: Could not extrude the sketch!");
                 prism = PrismMaker.Shape();
 #else
-                generatePrism(prism, method, base, sketchshape, supportface, upToFace, dir, 2, 1);
+                Standard_Integer fuse = fabs(Offset.getValue()) > Precision::Confusion() ? 1 : 2;
+                generatePrism(prism, method, base, sketchshape, supportface, upToFace, dir, fuse, Standard_True);
 #endif
             }
         } else {
diff --git a/src/Mod/PartDesign/App/FeaturePocket.cpp b/src/Mod/PartDesign/App/FeaturePocket.cpp
index 4e1ddfa6fd..d1080019ae 100644
--- a/src/Mod/PartDesign/App/FeaturePocket.cpp
+++ b/src/Mod/PartDesign/App/FeaturePocket.cpp
@@ -188,7 +188,7 @@ App::DocumentObjectExecReturn *Pocket::execute(void)
             TopoDS_Shape prism = PrismMaker.Shape();
 #else
             TopoDS_Shape prism;
-            generatePrism(prism, method, base, profileshape, supportface, upToFace, dir, 0, 1);
+            generatePrism(prism, method, base, profileshape, supportface, upToFace, dir, 0, Standard_True);
 #endif
 
             // And the really expensive way to get the SubShape...