From 806c3d8cdeea8439fb3ca3ba45d2396e03d3ac77 Mon Sep 17 00:00:00 2001
From: Jonathan Westhues <jwesthues@cq.cx>
Date: Sat, 25 Jul 2009 15:46:01 -0800
Subject: [PATCH] Decrease Z gain while transforming an imported part with the
 six-DOF mouse. That's normal to the screen, so it's otherwise easy to get a
 big movement without realizing (especially with a parallel projection of the
 part).

[git-p4: depot-paths = "//depot/solvespace/": change = 2021]
---
 draw.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/draw.cpp b/draw.cpp
index ba8b930..19c7a85 100644
--- a/draw.cpp
+++ b/draw.cpp
@@ -291,10 +291,12 @@ void GraphicsWindow::SpaceNavigatorMoved(double tx, double ty, double tz,
     if(gs.entities == 1 && gs.n == 1) e = SK.GetEntity(gs.entity[0]);
     if(e) g = SK.GetGroup(e->group);
     if(g && g->type == Group::IMPORTED && !shiftDown) {
-        // Apply the transformation to an imported part.
+        // Apply the transformation to an imported part. Gain down the Z
+        // axis, since it's hard to see what you're doing on that one since
+        // it's normal to the screen.
         Vector t = projRight.ScaledBy(tx).Plus(
                    projUp   .ScaledBy(ty).Plus(
-                   out      .ScaledBy(tz)));
+                   out      .ScaledBy(0.1*tz)));
         Quaternion q = Quaternion::From(aa, aam);
 
         // If we go five seconds without SpaceNavigator input, or if we've