From e76a63635bfb320ddf47a12d06c9250b36dd830f Mon Sep 17 00:00:00 2001
From: Ton Roosendaal <ton@blender.org>
Date: Sun, 13 Mar 2005 19:48:17 +0000
Subject: [PATCH] Transform:

Camera grab from camera mode works, but not the middlemouse-toggle, that
has to become a new "Dolly" constraint coded by Martin P! :)
---
 source/blender/src/transform.c          |  7 ++++++-
 source/blender/src/transform_generics.c | 14 ++++++++++++++
 2 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/source/blender/src/transform.c b/source/blender/src/transform.c
index df20f7458e2..0664a534dff 100755
--- a/source/blender/src/transform.c
+++ b/source/blender/src/transform.c
@@ -1305,7 +1305,12 @@ void Transform(int mode)
 					break;
 					
 				case MIDDLEMOUSE:
-					initSelectConstraint(&Trans);
+					/* exception for switching to dolly, in camera view */
+					if( (Trans.flag & T_OBJECT) && G.vd->camera==OBACT && G.vd->persp>1) {
+					//	setLocalConstraint(&Trans, (CON_AXIS2), "along local Z");
+					}
+					else 
+						initSelectConstraint(&Trans);
 					Trans.redraw = 1;
 					break;
 				case ESCKEY:
diff --git a/source/blender/src/transform_generics.c b/source/blender/src/transform_generics.c
index d6c211d122d..66a25a88a44 100755
--- a/source/blender/src/transform_generics.c
+++ b/source/blender/src/transform_generics.c
@@ -611,6 +611,20 @@ void calculateCenter(TransInfo *t)
 		printf("local\n");
 		break;
 	}
+
+	/* voor panning from cameraview */
+	if(t->flag & T_OBJECT) {
+		if( G.vd->camera==OBACT && G.vd->persp>1) {
+			float axis[3];
+			VECCOPY(axis, G.vd->persinv[2]);
+			Normalise(axis);
+			
+			/* 6.0 = 6 grid units */
+			t->center[0]+= -6.0*axis[0];
+			t->center[1]+= -6.0*axis[1];
+			t->center[2]+= -6.0*axis[2];
+		}
+	}	
 	initgrabz(t->center[0], t->center[1], t->center[2]);
 }