X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=hacks%2Fglx%2Fhypnowheel.c;h=0602e6e4e423970125bb7a3afa06255f9ca6f29d;hb=39809ded547bdbb08207d3e514950425215b4410;hp=3131a9fce80331144088d5fbb522b18d167c2b11;hpb=7b34ef992563d7bcbb64cc5597dc45fa24470b05;p=xscreensaver

diff --git a/hacks/glx/hypnowheel.c b/hacks/glx/hypnowheel.c
index 3131a9fc..0602e6e4 100644
--- a/hacks/glx/hypnowheel.c
+++ b/hacks/glx/hypnowheel.c
@@ -22,10 +22,10 @@
 			"*showFPS:      False       \n" \
 			"*fpsSolid:     True        \n" \
 			"*wireframe:    False       \n" \
+			"*suppressRotationAnimation: True\n" \
 
-# define refresh_hypnowheel 0
+# define free_hypnowheel 0
 # define release_hypnowheel 0
-# define hypnowheel_handle_event 0
 #undef countof
 #define countof(x) (sizeof((x))/sizeof((*x)))
 
@@ -137,8 +137,15 @@ ENTRYPOINT void
 reshape_hypnowheel (ModeInfo *mi, int width, int height)
 {
   GLfloat h = (GLfloat) height / (GLfloat) width;
+  int y = 0;
 
-  glViewport (0, 0, (GLint) width, (GLint) height);
+  if (width > height * 3) {   /* tiny window: show middle */
+    height = width;
+    y = -height/2;
+    h = height / (GLfloat) width;
+  }
+
+  glViewport (0, y, (GLint) width, (GLint) height);
 
   glMatrixMode(GL_PROJECTION);
   glLoadIdentity();
@@ -150,6 +157,14 @@ reshape_hypnowheel (ModeInfo *mi, int width, int height)
              0.0, 0.0, 0.0,
              0.0, 1.0, 0.0);
 
+# ifdef HAVE_MOBILE	/* Keep it the same relative size when rotated. */
+  {
+    int o = (int) current_device_rotation();
+    if (o != 0 && o != 180 && o != -180)
+      glScalef (1/h, 1/h, 1/h);
+  }
+# endif
+
   glClear(GL_COLOR_BUFFER_BIT);
 }
 
@@ -161,14 +176,7 @@ init_hypnowheel (ModeInfo *mi)
   int wire = MI_IS_WIREFRAME(mi);
   int i;
 
-  if (!bps) {
-    bps = (hypnowheel_configuration *)
-      calloc (MI_NUM_SCREENS(mi), sizeof (hypnowheel_configuration));
-    if (!bps) {
-      fprintf(stderr, "%s: out of memory\n", progname);
-      exit(1);
-    }
-  }
+  MI_INIT (mi, bps);
 
   bp = &bps[MI_SCREEN(mi)];
 
@@ -176,17 +184,20 @@ init_hypnowheel (ModeInfo *mi)
 
   reshape_hypnowheel (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
 
-  bp->rot = make_rotator (0, 0, 0, 0, speed * 0.0025, False);
+  if (! bp->rot)
+    bp->rot = make_rotator (0, 0, 0, 0, speed * 0.0025, False);
 
   bp->ncolors = 1024;
-  bp->colors = (XColor *) calloc(bp->ncolors, sizeof(XColor));
+  if (!bp->colors)
+    bp->colors = (XColor *) calloc(bp->ncolors, sizeof(XColor));
   make_smooth_colormap (0, 0, 0,
                         bp->colors, &bp->ncolors,
                         False, 0, False);
 
   if (MI_COUNT(mi) < 2) MI_COUNT(mi) = 2;
   if (nlayers < 1) nlayers = 1;
-  bp->discs = (disc *) calloc (nlayers, sizeof (disc));
+  if (!bp->discs)
+    bp->discs = (disc *) calloc (nlayers, sizeof (disc));
 
   for (i = 0; i < nlayers; i++)
     {
@@ -201,6 +212,7 @@ init_hypnowheel (ModeInfo *mi)
       spin_speed   += frand (spin_speed   / 5);
       wander_speed += frand (wander_speed * 3);
 
+      if (!bp->discs[i].rot)
       bp->discs[i].rot = make_rotator (spin_speed, spin_speed, spin_speed,
                                        spin_accel,
                                        (do_wander ? wander_speed : 0),
@@ -293,6 +305,18 @@ draw_hypnowheel (ModeInfo *mi)
   glXSwapBuffers(dpy, window);
 }
 
+ENTRYPOINT Bool
+hypnowheel_handle_event (ModeInfo *mi, XEvent *event)
+{
+  if (screenhack_event_helper (MI_DISPLAY(mi), MI_WINDOW(mi), event))
+    {
+      init_hypnowheel (mi);
+      return True;
+    }
+  return False;
+}
+
+
 XSCREENSAVER_MODULE ("Hypnowheel", hypnowheel)
 
 #endif /* USE_GL */