From http://www.jwz.org/xscreensaver/xscreensaver-5.37.tar.gz

[xscreensaver] / hacks / glx / antinspect.c

diff --git a/hacks/glx/antinspect.c b/hacks/glx/antinspect.c
index 8beaa2a10912db438eadc8b8301ccf9152ef66f7..bb6927d1902cd1b0433ba2cd512c0044d0019178 100644 (file)
--- a/hacks/glx/antinspect.c
+++ b/hacks/glx/antinspect.c
@@ -20,11 +20,25 @@
                            "*showFPS: False   \n"
 
 # define refresh_antinspect 0
+# define release_antinspect 0
 #include "xlockmore.h"
 #else
 #include "xlock.h"
 #endif
 
+#ifdef HAVE_JWXYZ
+# include "jwxyz.h"
+#else
+# include <X11/Xlib.h>
+# include <GL/gl.h>
+# include <GL/glu.h>
+#endif
+
+#ifdef HAVE_JWZGLES
+# include "jwzgles.h"
+#endif /* HAVE_JWZGLES */
+
+#include "sphere.h"
 #include "gltrackball.h"
 
 #define DEF_SHADOWS  "True"
@@ -52,7 +66,7 @@ ENTRYPOINT ModeSpecOpt antinspect_opts = {sizeof opts / sizeof opts[0],
 
 #ifdef USE_MODULES
 ModStruct   antinspect_description =
-  {"antinspect", "init_antinspect", "draw_antinspect", "release_antinspect",
+  {"antinspect", "init_antinspect", "draw_antinspect", (char *) NULL,
    "draw_antinspect", "change_antinspect", (char *) NULL, &antinspect_opts,
    1000, 1, 1, 1, 4, 1.0, "",
    "draws some ants", 0, NULL};
@@ -148,6 +162,7 @@ static const GLfloat ground[4] = {0.0, 1.0, 0.0, -0.00001};
 /* simple filled sphere */
 static Bool mySphere(float radius) 
 {
+#if 0
   GLUquadricObj *quadObj;
 
   if((quadObj = gluNewQuadric()) == 0)
@@ -155,13 +170,20 @@ static Bool mySphere(float radius)
   gluQuadricDrawStyle(quadObj, (GLenum) GLU_FILL);
   gluSphere(quadObj, radius, 16, 16);
   gluDeleteQuadric(quadObj);
-
+#else
+    glPushMatrix();
+    glScalef (radius, radius, radius);
+    glRotatef (90, 1, 0, 0);
+    unit_sphere (16, 16, False);
+    glPopMatrix();
+#endif
   return True;
 }
 
 /* caged sphere */
 static Bool mySphere2(float radius) 
 {
+#if 0
   GLUquadricObj *quadObj;
 
   if((quadObj = gluNewQuadric()) == 0)
@@ -169,6 +191,13 @@ static Bool mySphere2(float radius)
   gluQuadricDrawStyle(quadObj, (GLenum) GLU_LINE);/*GLU_SILHOUETTE);*/
   gluSphere(quadObj, radius, 16, 8);
   gluDeleteQuadric(quadObj);
+#else
+    glPushMatrix();
+    glScalef (radius, radius, radius);
+    glRotatef (90, 1, 0, 0);
+    unit_sphere (16, 8, True);
+    glPopMatrix();
+#endif
 
   return True;
 }
@@ -560,47 +589,14 @@ static void pinit(void)
   glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, front_specular);
 }
 
-ENTRYPOINT void release_antinspect(ModeInfo * mi) 
-{
-  if(antinspect) {
-       free((void *) antinspect);
-       antinspect = (antinspectstruct *) NULL;
-  }
-  FreeAllGL(mi);
-}
-
 ENTRYPOINT Bool antinspect_handle_event (ModeInfo *mi, XEvent *event) 
 {
   antinspectstruct *mp = &antinspect[MI_SCREEN(mi)];
   
-  if(event->xany.type == ButtonPress && event->xbutton.button == Button1) {
-       mp->button_down_p = True;
-       gltrackball_start(mp->trackball,
-                                         event->xbutton.x, event->xbutton.y,
-                                         MI_WIDTH (mi), MI_HEIGHT (mi));
-       return True;
-  }
-  else if(event->xany.type == ButtonRelease && 
-                 event->xbutton.button == Button1) {
-       mp->button_down_p = False;
-       return True;
-  }
-  else if (event->xany.type == ButtonPress &&
-           (event->xbutton.button == Button4 ||
-            event->xbutton.button == Button5 ||
-            event->xbutton.button == Button6 ||
-            event->xbutton.button == Button7))
-    {
-      gltrackball_mousewheel (mp->trackball, event->xbutton.button, 5,
-                              !event->xbutton.state);
-      return True;
-    }
-  else if(event->xany.type == MotionNotify && mp->button_down_p) {
-       gltrackball_track (mp->trackball,
-                                          event->xmotion.x, event->xmotion.y,
-                                          MI_WIDTH (mi), MI_HEIGHT (mi));
-       return True;
-  }
+  if (gltrackball_event_handler (event, mp->trackball,
+                                 MI_WIDTH (mi), MI_HEIGHT (mi),
+                                 &mp->button_down_p))
+    return True;
   
   return False;
 }
@@ -609,15 +605,11 @@ ENTRYPOINT void init_antinspect(ModeInfo * mi)
 {
   antinspectstruct *mp;
   
-  if(antinspect == NULL) {
-    if((antinspect = (antinspectstruct *) calloc(MI_NUM_SCREENS(mi),
-                                                sizeof (antinspectstruct))) == NULL)
-      return;
-  }
+  MI_INIT(mi, antinspect, NULL);
   mp = &antinspect[MI_SCREEN(mi)];
   mp->step = NRAND(90);
   mp->ant_position = NRAND(90);
-  mp->trackball = gltrackball_init ();
+  mp->trackball = gltrackball_init (False);
   
   if ((mp->glx_context = init_GL(mi)) != NULL) {
     reshape_antinspect(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
@@ -657,13 +649,24 @@ ENTRYPOINT void draw_antinspect(ModeInfo * mi)
   /* position camera --- this works well, we can peer inside 
      the antbubble */
   glTranslatef(0.0, 0.0, -10.0);
+
+# ifdef HAVE_MOBILE    /* Keep it the same relative size when rotated. */
+  {
+    GLfloat h = MI_HEIGHT(mi) / (GLfloat) MI_WIDTH(mi);
+    int o = (int) current_device_rotation();
+    if (o != 0 && o != 180 && o != -180)
+      glScalef (1/h, 1/h, 1/h);
+    glRotatef(o, 0, 0, 1);
+  }
+# endif
+
   gltrackball_rotate(mp->trackball);
   glRotatef((15.0/2.0 + 15.0*sin(mp->ant_step/100.0)), 1.0, 0.0, 0.0);
   glRotatef(30.0, 1.0, 0.0, 0.0);
   glRotatef(180.0, 0.0, 1.0, 0.0);
   
   if (!draw_antinspect_strip(mi)) {
-       release_antinspect(mi);
+       MI_ABORT(mi);
        return;
   }