From 8746804c399a01706b7064d47bf02b428cfab748 Mon Sep 17 00:00:00 2001
From: slevy <slevy>
Date: Sat, 25 May 2002 04:32:32 +0000
Subject: [PATCH] Make picking work in crosseyed stereo mode.
---
src/Gview.cc | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/src/Gview.cc b/src/Gview.cc
index f68aa8a..addcb2f 100644
--- a/src/Gview.cc
+++ b/src/Gview.cc
@@ -241,6 +241,12 @@ void Fl_Gview::glprojection( float nearclip, float farclip, const Matrix *postpr
glLoadIdentity();
if(inpick()) {
GLint vp[4] = {0, 0, w(), h()};
+ if(stereo_ == GV_CROSSEYED) {
+ /* Jigger viewport -- choose whichever half this pick came from */
+ int myw = (w() - stereooff_)/2;
+ vp[2] = myw;
+ if(pickx_ > myw) vp[0] = w() - myw;
+ }
gluPickMatrix( pickx_, picky_, pickwidth_, pickheight_, vp );
}
if(use_subc_) {
--
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