From b843c8a0ea40b0089e522f11b40eee9cb0801232 Mon Sep 17 00:00:00 2001
From: Alexander Ewering <blender@instinctive.de>
Date: Sat, 27 Sep 2003 11:10:49 +0000
Subject: [PATCH] "Set Camera to View3d": SHIFT-NUMPAD0 selects the camera like
 NUMPAD0, and in addition aligns and positions it so that it exactly "sees"
 the former View3d.

---
 source/blender/src/toets.c |  4 +++-
 source/blender/src/view.c  | 20 ++++++++++++++++++++
 2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/source/blender/src/toets.c b/source/blender/src/toets.c
index 6394959dd0c..edc328dd6ee 100644
--- a/source/blender/src/toets.c
+++ b/source/blender/src/toets.c
@@ -391,8 +391,10 @@ void persptoetsen(unsigned short event)
 			if(G.vd->camera) {
 				G.vd->persp= 2;
 				G.vd->view= 0;
+				if(G.qual & LR_SHIFTKEY) {
+					setcameratoview3d();
+				}				
 			}
-			
 		}
 		else if(event==PAD9) {
 			countall();
diff --git a/source/blender/src/view.c b/source/blender/src/view.c
index 30eb5acbb9b..b1d0c367cec 100644
--- a/source/blender/src/view.c
+++ b/source/blender/src/view.c
@@ -711,6 +711,26 @@ void setviewmatrixview3d()
 	}
 }
 
+void setcameratoview3d()
+{
+	Object *ob;
+	float dvec[3];
+
+	ob= G.vd->camera;
+	dvec[0]= G.vd->dist*G.vd->viewinv[2][0];
+	dvec[1]= G.vd->dist*G.vd->viewinv[2][1];
+	dvec[2]= G.vd->dist*G.vd->viewinv[2][2];					
+	VECCOPY(ob->loc, dvec);
+	VecSubf(ob->loc, ob->loc, G.vd->ofs);
+	G.vd->viewquat[0]= -G.vd->viewquat[0];
+	if (ob->transflag & OB_QUAT) {
+		QUATCOPY(ob->quat, G.vd->viewquat);
+	} else {
+		QuatToEul(G.vd->viewquat, ob->rot);
+	}
+	G.vd->viewquat[0]= -G.vd->viewquat[0];
+}
+
 /* IGLuint-> GLuint*/
 short selectprojektie(unsigned int *buffer, short x1, short y1, short x2, short y2)
 {