http://slackware.bholcomb.com/slackware/slackware-11.0/source/xap/xscreensaver/xscree...

[xscreensaver] / hacks / glx / boing.c

diff --git a/hacks/glx/boing.c b/hacks/glx/boing.c
index 2f86b42da0269c2575d759d346e74e14e590e3bd..828c754718a66a351983b0871d313d3d5dabca58 100644 (file)
--- a/hacks/glx/boing.c
+++ b/hacks/glx/boing.c
@@ -21,22 +21,26 @@
  * does not, obviously.
  */
 
-#include <X11/Intrinsic.h>
+#define DEFAULTS       "*delay:        30000            \n" \
+                       "*showFPS:      False            \n" \
+                       "*wireframe:    False            \n" \
+
+# define refresh_boing 0
+# define release_boing 0
+#undef countof
+#define countof(x) (sizeof((x))/sizeof((*x)))
+
+#include "xlockmore.h"
+#include "gltrackball.h"
+#include <ctype.h>
 
-extern XtAppContext app;
+#ifdef USE_GL /* whole file */
 
-#define PROGCLASS      "Boing"
-#define HACK_INIT      init_boing
-#define HACK_DRAW      draw_boing
-#define HACK_RESHAPE   reshape_boing
-#define HACK_HANDLE_EVENT boing_handle_event
-#define EVENT_MASK      PointerMotionMask
-#define sws_opts       xlockmore_opts
 
 #define DEF_SPIN        "True"
 #define DEF_LIGHTING    "False"
 #define DEF_SMOOTH      "False"
-#define DEF_SCANLINES   "False"
+#define DEF_SCANLINES   "True"
 #define DEF_SPEED       "1.0"
 #define DEF_SIZE        "0.5"
 #define DEF_ANGLE       "15"
@@ -51,21 +55,6 @@ extern XtAppContext app;
 #define DEF_SHADOW_COLOR "#303030"
 #define DEF_BACKGROUND   "#8C8C8C"
 
-#define DEFAULTS       "*delay:        30000            \n" \
-                       "*showFPS:      False            \n" \
-                       "*wireframe:    False            \n" \
-
-#undef countof
-#define countof(x) (sizeof((x))/sizeof((*x)))
-
-#include "xlockmore.h"
-#include "gltrackball.h"
-#include <ctype.h>
-
-#ifdef USE_GL /* whole file */
-
-#include <GL/glu.h>
-
 typedef struct { GLfloat x, y, z; } XYZ;
 
 typedef struct {
@@ -142,7 +131,7 @@ static argtype vars[] = {
   {&bg_str,        "boingBackground", "Background", DEF_BACKGROUND, t_String},
 };
 
-ModeSpecOpt sws_opts = {countof(opts), opts, countof(vars), vars, NULL};
+ENTRYPOINT ModeSpecOpt boing_opts = {countof(opts), opts, countof(vars), vars, NULL};
 
 static void
 parse_color (ModeInfo *mi, const char *name, const char *s, GLfloat *a)
@@ -205,14 +194,14 @@ draw_box (ModeInfo *mi)
   /* boing_configuration *bp = &bps[MI_SCREEN(mi)]; */
   glPushMatrix();
   glTranslatef (0, 0, -0.5);
-  glFrontFace (GL_CCW);
+/*  glFrontFace (GL_CCW);*/
   draw_grid (mi);
   glPopMatrix();
 
   glPushMatrix();
   glRotatef (90, 1, 0, 0);
   glTranslatef (0, 0, 0.5);
-  glFrontFace (GL_CW);
+/*  glFrontFace (GL_CW);*/
   draw_grid (mi);
   glPopMatrix();
 }
@@ -458,7 +447,7 @@ tick_physics (ModeInfo *mi)
 
 /* Window management, etc
  */
-void
+ENTRYPOINT void
 reshape_boing (ModeInfo *mi, int width, int height)
 {
   GLfloat h = (GLfloat) height / (GLfloat) width;
@@ -482,7 +471,7 @@ reshape_boing (ModeInfo *mi, int width, int height)
 }
 
 
-Bool
+ENTRYPOINT Bool
 boing_handle_event (ModeInfo *mi, XEvent *event)
 {
   boing_configuration *bp = &bps[MI_SCREEN(mi)];
@@ -523,7 +512,7 @@ boing_handle_event (ModeInfo *mi, XEvent *event)
 }
 
 
-void 
+ENTRYPOINT void 
 init_boing (ModeInfo *mi)
 {
   boing_configuration *bp;
@@ -614,7 +603,7 @@ init_boing (ModeInfo *mi)
 }
 
 
-void
+ENTRYPOINT void
 draw_boing (ModeInfo *mi)
 {
   boing_configuration *bp = &bps[MI_SCREEN(mi)];
@@ -624,13 +613,13 @@ draw_boing (ModeInfo *mi)
   if (!bp->glx_context)
     return;
 
+  glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), *(bp->glx_context));
+
   mi->polygon_count = 0;
 
   glShadeModel(GL_SMOOTH);
 
   glEnable(GL_NORMALIZE);
-  glEnable(GL_CULL_FACE);
-  glEnable (GL_DEPTH_TEST);
 
   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 
@@ -642,8 +631,20 @@ draw_boing (ModeInfo *mi)
 
   glLightfv (GL_LIGHT0, GL_POSITION, bp->lightpos);
 
+  glDisable (GL_CULL_FACE);
+  glDisable (GL_DEPTH_TEST);
+
+  glEnable (GL_LINE_SMOOTH);
+  glHint (GL_LINE_SMOOTH_HINT, GL_NICEST);
+  glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+  glEnable (GL_BLEND);
+
   draw_box (mi);
   draw_shadow (mi);
+
+  glEnable (GL_CULL_FACE);
+  glEnable (GL_DEPTH_TEST);
+
   draw_ball (mi);
   if (scanlines_p)
     draw_scanlines (mi);
@@ -656,4 +657,6 @@ draw_boing (ModeInfo *mi)
   glXSwapBuffers(dpy, window);
 }
 
+XSCREENSAVER_MODULE ("Boing", boing)
+
 #endif /* USE_GL */