From http://www.jwz.org/xscreensaver/xscreensaver-5.16.tar.gz

[xscreensaver] / hacks / glx / flipflop.c

diff --git a/hacks/glx/flipflop.c b/hacks/glx/flipflop.c
index ace3b88b1a239a76863b5722a0df5deaeb0dda5e..0d534e53785b81fc5bb92cf48fb35acdcc3fbaa9 100644 (file)
--- a/hacks/glx/flipflop.c
+++ b/hacks/glx/flipflop.c
@@ -265,10 +265,14 @@ display(Flipflopcreen *c)
     glLightfv(GL_LIGHT0, GL_AMBIENT, amb);
 
 
+    glRotatef(current_device_rotation(), 0, 0, 1);
+
     /** setup perspectif */
     glTranslatef(0.0, 0.0, -c->reldist*board_avg_size);
     glRotatef(22.5, 1.0, 0.0, 0.0);  
+    glRotatef(-current_device_rotation(), 0, 0, 1);
     gltrackball_rotate (c->trackball);
+    glRotatef(current_device_rotation(), 0, 0, 1);
     glRotatef(c->theta*100, 0.0, 1.0, 0.0);
     glTranslatef(-0.5*board_x_size, 0.0, -0.5*board_y_size); /* Center the board */
 
@@ -419,8 +423,6 @@ init_flipflop(ModeInfo *mi)
     c->sheet = (randsheet*) malloc(sizeof(randsheet)); 
     randsheet_create( c->sheet ); 
 
-    glClearColor(0.0, 0.0, 0.0, 0.0);
-
     clearbits = GL_COLOR_BUFFER_BIT;
 
     glColorMaterial(GL_FRONT, GL_AMBIENT_AND_DIFFUSE);
@@ -729,12 +731,10 @@ randsheet_new_move( randsheet* rs )
 static void
 randsheet_move( randsheet *rs, float rot )
 {
-    int i, j, index;
+    int index;
     float tmp;
     for( index = 0 ; index < numsquares; index++ )
         {
-            i = rs->xpos[ index ];
-            j = rs->ypos[ index ];
             switch( rs->direction[ index ] )
                 {
                 case 0: