From 568ce660bb3e84b84f9f4fbb15b37d4108b4bd72 Mon Sep 17 00:00:00 2001
From: Christophe Geuzaine <cgeuzaine@ulg.ac.be>
Date: Wed, 9 Mar 2005 08:07:35 +0000
Subject: [PATCH] added arrows to show the orientation of the cut plane
---
Graphics/Entity.cpp | 14 ++++++++++++--
1 file changed, 12 insertions(+), 2 deletions(-)
diff --git a/Graphics/Entity.cpp b/Graphics/Entity.cpp
index ca4ce8725f..9af59771f2 100644
--- a/Graphics/Entity.cpp
+++ b/Graphics/Entity.cpp
@@ -1,4 +1,4 @@
-// $Id: Entity.cpp,v 1.54 2005-03-09 02:18:40 geuzaine Exp $
+// $Id: Entity.cpp,v 1.55 2005-03-09 08:07:35 geuzaine Exp $
//
// Copyright (C) 1997-2005 C. Geuzaine, J.-F. Remacle
//
@@ -102,6 +102,12 @@ void Draw_PlaneInBoundingBox(double xmin, double ymin, double zmin,
{8, 9, 10, 11}
};
+ double n[3] = {a,b,c};
+ norme(n);
+ n[0] *= 50 * CTX.pixel_equiv_x / CTX.s[0];
+ n[1] *= 50 * CTX.pixel_equiv_x / CTX.s[1];
+ n[2] *= 50 * CTX.pixel_equiv_x / CTX.s[2];
+
for(int i = 0; i < 6; i++){
int nb = 0;
point p[4];
@@ -112,8 +118,12 @@ void Draw_PlaneInBoundingBox(double xmin, double ymin, double zmin,
if(nb > 1){
glBegin(GL_LINE_STRIP);
for(int j = 0; j < nb; j++)
- glVertex3d(p[j].x, p[j].y, p[j].z);
+ glVertex3d(p[j].x, p[j].y, p[j].z);
glEnd();
+ for(int j = 0; j < nb; j++)
+ Draw_Vector(CTX.vector_type, 0, CTX.arrow_rel_head_radius,
+ CTX.arrow_rel_stem_length, CTX.arrow_rel_stem_radius,
+ p[j].x, p[j].y, p[j].z, n[0], n[1], n[2], 1);
}
}
}
--
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