From 27e302f126a09f28847e2553d936ac7c7981683d Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop+hg@gmail.com>
Date: Fri, 26 Nov 2010 23:02:10 -0500
Subject: [PATCH] Spin: spin a logo on each monitor

---
 modes/Spin.cc | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/modes/Spin.cc b/modes/Spin.cc
index def37f1..f3c08cf 100644
--- a/modes/Spin.cc
+++ b/modes/Spin.cc
@@ -6,22 +6,27 @@
 
 bool Spin::expose (GnomeScreensaver & gs)
 {
+    int n_monitors = gs.getNumMonitors();
+    int width = gs.getWidth() / n_monitors;
     glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 
-    glPushMatrix();
+    for (int i = 0; i < n_monitors; i++)
+    {
+        glViewport(width * i, 0, width, gs.getHeight());
 
-    glRotatef(gs.getTicks() / 1000.0 * 360.0 / 4.0, 0, 1, 0);
-    m_logobox.draw();
+        glPushMatrix();
 
-    glPopMatrix();
+        glRotatef(gs.getTicks() / 1000.0 * 360.0 / 4.0, 0, 1, 0);
+        m_logobox.draw();
+
+        glPopMatrix();
+    }
 
     return true;
 }
 
 bool Spin::configure (GnomeScreensaver & gs)
 {
-    glViewport(0, 0, gs.getWidth(), gs.getHeight());
-
     glMatrixMode(GL_PROJECTION);
     glLoadIdentity();
     gluPerspective(60.0, gs.getAspectRatio(), 0.01, 1000.0);