http://www.jwz.org/xscreensaver/xscreensaver-5.13.tar.gz
[xscreensaver] / hacks / glx / rubik.c
index fdc4313be1ed4d577cfe48e273dc6cb9f78a709d..0f40347c998cfeefaaf8eea539cf54c9ea6d0dd9 100644 (file)
@@ -105,10 +105,10 @@ static const char sccsid[] = "@(#)rubik.c 5.01 2001/03/01 xlockmore";
 
 #ifdef STANDALONE
 # define MODE_rubik
-# define DEFAULTS      "*delay: 40000 \n"              \
+# define DEFAULTS      "*delay: 20000 \n"              \
                                        "*count: -30 \n"                \
                                        "*showFPS: False \n"    \
-                                       "*cycles: 5 \n"                 \
+                                       "*cycles: 20 \n"                \
                                        "*size:  -6 \n"
 # define refresh_rubik 0
 # define rubik_handle_event 0
@@ -510,7 +510,7 @@ sizeRow(rubikstruct * rp, int face)
 }
 
 static Bool
-draw_stickerless_cubit(rubikstruct *rp)
+draw_stickerless_cubit(rubikstruct *rp, unsigned long *polysP)
 {
        glBegin(GL_QUADS);
        glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, MaterialGray);
@@ -520,31 +520,37 @@ draw_stickerless_cubit(rubikstruct *rp)
        glVertex3f(CUBEROUND, -CUBEROUND, CUBELEN);
        glVertex3f(CUBEROUND, CUBEROUND, CUBELEN);
        glVertex3f(-CUBEROUND, CUBEROUND, CUBELEN);
+    (*polysP)++;
        glNormal3f(0.00, 0.00, -1.00);
        glVertex3f(-CUBEROUND, CUBEROUND, -CUBELEN);
        glVertex3f(CUBEROUND, CUBEROUND, -CUBELEN);
        glVertex3f(CUBEROUND, -CUBEROUND, -CUBELEN);
        glVertex3f(-CUBEROUND, -CUBEROUND, -CUBELEN);
+    (*polysP)++;
        glNormal3f(-1.00, 0.00, 0.00);
        glVertex3f(-CUBELEN, -CUBEROUND, CUBEROUND);
        glVertex3f(-CUBELEN, CUBEROUND, CUBEROUND);
        glVertex3f(-CUBELEN, CUBEROUND, -CUBEROUND);
        glVertex3f(-CUBELEN, -CUBEROUND, -CUBEROUND);
+    (*polysP)++;
        glNormal3f(1.00, 0.00, 0.00);
        glVertex3f(CUBELEN, -CUBEROUND, -CUBEROUND);
        glVertex3f(CUBELEN, CUBEROUND, -CUBEROUND);
        glVertex3f(CUBELEN, CUBEROUND, CUBEROUND);
        glVertex3f(CUBELEN, -CUBEROUND, CUBEROUND);
+    (*polysP)++;
        glNormal3f(0.00, -1.00, 0.00);
        glVertex3f(CUBEROUND, -CUBELEN, -CUBEROUND);
        glVertex3f(CUBEROUND, -CUBELEN, CUBEROUND);
        glVertex3f(-CUBEROUND, -CUBELEN, CUBEROUND);
        glVertex3f(-CUBEROUND, -CUBELEN, -CUBEROUND);
+    (*polysP)++;
        glNormal3f(0.00, 1.00, 0.00);
        glVertex3f(-CUBEROUND, CUBELEN, -CUBEROUND);
        glVertex3f(-CUBEROUND, CUBELEN, CUBEROUND);
        glVertex3f(CUBEROUND, CUBELEN, CUBEROUND);
        glVertex3f(CUBEROUND, CUBELEN, -CUBEROUND);
+    (*polysP)++;
 
        /* Edges of cubit */
        glNormal3f(-1.00, -1.00, 0.00);
@@ -552,61 +558,73 @@ draw_stickerless_cubit(rubikstruct *rp)
        glVertex3f(-CUBEROUND, -CUBELEN, CUBEROUND);
        glVertex3f(-CUBELEN, -CUBEROUND, CUBEROUND);
        glVertex3f(-CUBELEN, -CUBEROUND, -CUBEROUND);
+    (*polysP)++;
        glNormal3f(1.00, 1.00, 0.00);
        glVertex3f(CUBEROUND, CUBELEN, -CUBEROUND);
        glVertex3f(CUBEROUND, CUBELEN, CUBEROUND);
        glVertex3f(CUBELEN, CUBEROUND, CUBEROUND);
        glVertex3f(CUBELEN, CUBEROUND, -CUBEROUND);
+    (*polysP)++;
        glNormal3f(-1.00, 1.00, 0.00);
        glVertex3f(-CUBELEN, CUBEROUND, -CUBEROUND);
        glVertex3f(-CUBELEN, CUBEROUND, CUBEROUND);
        glVertex3f(-CUBEROUND, CUBELEN, CUBEROUND);
        glVertex3f(-CUBEROUND, CUBELEN, -CUBEROUND);
+    (*polysP)++;
        glNormal3f(1.00, -1.00, 0.00);
        glVertex3f(CUBELEN, -CUBEROUND, -CUBEROUND);
        glVertex3f(CUBELEN, -CUBEROUND, CUBEROUND);
        glVertex3f(CUBEROUND, -CUBELEN, CUBEROUND);
        glVertex3f(CUBEROUND, -CUBELEN, -CUBEROUND);
+    (*polysP)++;
        glNormal3f(0.00, -1.00, -1.00);
        glVertex3f(-CUBEROUND, -CUBEROUND, -CUBELEN);
        glVertex3f(CUBEROUND, -CUBEROUND, -CUBELEN);
        glVertex3f(CUBEROUND, -CUBELEN, -CUBEROUND);
        glVertex3f(-CUBEROUND, -CUBELEN, -CUBEROUND);
+    (*polysP)++;
        glNormal3f(0.00, 1.00, 1.00);
        glVertex3f(-CUBEROUND, CUBEROUND, CUBELEN);
        glVertex3f(CUBEROUND, CUBEROUND, CUBELEN);
        glVertex3f(CUBEROUND, CUBELEN, CUBEROUND);
        glVertex3f(-CUBEROUND, CUBELEN, CUBEROUND);
+    (*polysP)++;
        glNormal3f(0.00, -1.00, 1.00);
        glVertex3f(-CUBEROUND, -CUBELEN, CUBEROUND);
        glVertex3f(CUBEROUND, -CUBELEN, CUBEROUND);
        glVertex3f(CUBEROUND, -CUBEROUND, CUBELEN);
        glVertex3f(-CUBEROUND, -CUBEROUND, CUBELEN);
+    (*polysP)++;
        glNormal3f(0.00, 1.00, -1.00);
        glVertex3f(-CUBEROUND, CUBELEN, -CUBEROUND);
        glVertex3f(CUBEROUND, CUBELEN, -CUBEROUND);
        glVertex3f(CUBEROUND, CUBEROUND, -CUBELEN);
        glVertex3f(-CUBEROUND, CUBEROUND, -CUBELEN);
+    (*polysP)++;
        glNormal3f(-1.00, 0.00, -1.00);
        glVertex3f(-CUBELEN, -CUBEROUND, -CUBEROUND);
        glVertex3f(-CUBELEN, CUBEROUND, -CUBEROUND);
        glVertex3f(-CUBEROUND, CUBEROUND, -CUBELEN);
        glVertex3f(-CUBEROUND, -CUBEROUND, -CUBELEN);
+    (*polysP)++;
        glNormal3f(1.00, 0.00, 1.00);
        glVertex3f(CUBELEN, -CUBEROUND, CUBEROUND);
        glVertex3f(CUBELEN, CUBEROUND, CUBEROUND);
        glVertex3f(CUBEROUND, CUBEROUND, CUBELEN);
        glVertex3f(CUBEROUND, -CUBEROUND, CUBELEN);
+    (*polysP)++;
        glNormal3f(1.00, 0.00, -1.00);
        glVertex3f(CUBEROUND, -CUBEROUND, -CUBELEN);
        glVertex3f(CUBEROUND, CUBEROUND, -CUBELEN);
        glVertex3f(CUBELEN, CUBEROUND, -CUBEROUND);
        glVertex3f(CUBELEN, -CUBEROUND, -CUBEROUND);
+    (*polysP)++;
        glNormal3f(-1.00, 0.00, 1.00);
        glVertex3f(-CUBEROUND, -CUBEROUND, CUBELEN);
        glVertex3f(-CUBEROUND, CUBEROUND, CUBELEN);
        glVertex3f(-CUBELEN, CUBEROUND, CUBEROUND);
        glVertex3f(-CUBELEN, -CUBEROUND, CUBEROUND);
+    (*polysP)++;
        glEnd();
        glBegin(GL_TRIANGLES);
        glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, MaterialGray);
@@ -615,46 +633,55 @@ draw_stickerless_cubit(rubikstruct *rp)
        glVertex3f(CUBEROUND, CUBEROUND, CUBELEN);
        glVertex3f(CUBELEN, CUBEROUND, CUBEROUND);
        glVertex3f(CUBEROUND, CUBELEN, CUBEROUND);
+    (*polysP)++;
        glNormal3f(-1.00, -1.00, -1.00);
        glVertex3f(-CUBEROUND, -CUBELEN, -CUBEROUND);
        glVertex3f(-CUBELEN, -CUBEROUND, -CUBEROUND);
        glVertex3f(-CUBEROUND, -CUBEROUND, -CUBELEN);
+    (*polysP)++;
        glNormal3f(-1.00, 1.00, 1.00);
        glVertex3f(-CUBEROUND, CUBEROUND, CUBELEN);
        glVertex3f(-CUBEROUND, CUBELEN, CUBEROUND);
+    (*polysP)++;
        glVertex3f(-CUBELEN, CUBEROUND, CUBEROUND);
        glNormal3f(1.00, -1.00, -1.00);
        glVertex3f(CUBELEN, -CUBEROUND, -CUBEROUND);
        glVertex3f(CUBEROUND, -CUBELEN, -CUBEROUND);
        glVertex3f(CUBEROUND, -CUBEROUND, -CUBELEN);
+    (*polysP)++;
        glNormal3f(1.00, -1.00, 1.00);
        glVertex3f(CUBEROUND, -CUBEROUND, CUBELEN);
        glVertex3f(CUBEROUND, -CUBELEN, CUBEROUND);
        glVertex3f(CUBELEN, -CUBEROUND, CUBEROUND);
+    (*polysP)++;
        glNormal3f(-1.00, 1.00, -1.00);
        glVertex3f(-CUBELEN, CUBEROUND, -CUBEROUND);
        glVertex3f(-CUBEROUND, CUBELEN, -CUBEROUND);
        glVertex3f(-CUBEROUND, CUBEROUND, -CUBELEN);
+    (*polysP)++;
        glNormal3f(-1.00, -1.00, 1.00);
        glVertex3f(-CUBEROUND, -CUBEROUND, CUBELEN);
        glVertex3f(-CUBELEN, -CUBEROUND, CUBEROUND);
        glVertex3f(-CUBEROUND, -CUBELEN, CUBEROUND);
+    (*polysP)++;
        glNormal3f(1.00, 1.00, -1.00);
        glVertex3f(CUBELEN, CUBEROUND, -CUBEROUND);
        glVertex3f(CUBEROUND, CUBEROUND, -CUBELEN);
        glVertex3f(CUBEROUND, CUBELEN, -CUBEROUND);
+    (*polysP)++;
        glEnd();
        return True;
 }
 
 static Bool
 draw_cubit(ModeInfo * mi,
-          int back, int front, int left, int right, int bottom, int top)
+          int back, int front, int left, int right, int bottom, int top,
+       unsigned long *polysP)
 {
        rubikstruct *rp = &rubik[MI_SCREEN(mi)];
        int         mono = MI_IS_MONO(mi);
 
-       if (!draw_stickerless_cubit(rp))
+       if (!draw_stickerless_cubit(rp, polysP))
                return False;
        if (back != NO_FACE) {
                glBegin(GL_POLYGON);
@@ -668,6 +695,7 @@ draw_cubit(ModeInfo * mi,
                glVertex3f(-STICKERSHORT, -STICKERLONG, -STICKERDEPTH);
                glVertex3f(-STICKERLONG, -STICKERSHORT, -STICKERDEPTH);
                glVertex3f(-STICKERLONG, STICKERSHORT, -STICKERDEPTH);
+        (*polysP)++;
                glEnd();
        }
        if (front != NO_FACE) {
@@ -682,6 +710,7 @@ draw_cubit(ModeInfo * mi,
                glVertex3f(-STICKERSHORT, STICKERLONG, STICKERDEPTH);
                glVertex3f(-STICKERLONG, STICKERSHORT, STICKERDEPTH);
                glVertex3f(-STICKERLONG, -STICKERSHORT, STICKERDEPTH);
+        (*polysP)++;
                glEnd();
        }
        if (left != NO_FACE) {
@@ -696,6 +725,7 @@ draw_cubit(ModeInfo * mi,
                glVertex3f(-STICKERDEPTH, -STICKERSHORT, -STICKERLONG);
                glVertex3f(-STICKERDEPTH, -STICKERLONG, -STICKERSHORT);
                glVertex3f(-STICKERDEPTH, -STICKERLONG, STICKERSHORT);
+        (*polysP)++;
                glEnd();
        }
        if (right != NO_FACE) {
@@ -710,6 +740,7 @@ draw_cubit(ModeInfo * mi,
                glVertex3f(STICKERDEPTH, -STICKERSHORT, STICKERLONG);
                glVertex3f(STICKERDEPTH, -STICKERLONG, STICKERSHORT);
                glVertex3f(STICKERDEPTH, -STICKERLONG, -STICKERSHORT);
+        (*polysP)++;
                glEnd();
        }
        if (bottom != NO_FACE) {
@@ -724,6 +755,7 @@ draw_cubit(ModeInfo * mi,
                glVertex3f(-STICKERLONG, -STICKERDEPTH, -STICKERSHORT);
                glVertex3f(-STICKERSHORT, -STICKERDEPTH, -STICKERLONG);
                glVertex3f(STICKERSHORT, -STICKERDEPTH, -STICKERLONG);
+        (*polysP)++;
                glEnd();
        }
        if (top != NO_FACE) {
@@ -738,6 +770,7 @@ draw_cubit(ModeInfo * mi,
                glVertex3f(STICKERLONG, STICKERDEPTH, -STICKERSHORT);
                glVertex3f(STICKERSHORT, STICKERDEPTH, -STICKERLONG);
                glVertex3f(-STICKERSHORT, STICKERDEPTH, -STICKERLONG);
+        (*polysP)++;
                glEnd();
        }
        return True;
@@ -789,7 +822,7 @@ draw_cube(ModeInfo * mi)
 #define MIDX(a) (((GLfloat)(2*a-MAXSIZEX+1))/2.0)
 #define MIDY(a) (((GLfloat)(2*a-MAXSIZEY+1))/2.0)
 #define MIDZ(a) (((GLfloat)(2*a-MAXSIZEZ+1))/2.0)
-#define DRAW_CUBIT(mi,b,f,l,r,bm,t) if (!draw_cubit(mi,b,f,l,r,bm,t)) return False
+#define DRAW_CUBIT(mi,b,f,l,r,bm,t) if (!draw_cubit(mi,b,f,l,r,bm,t,&mi->polygon_count)) return False
        rubikstruct *rp = &rubik[MI_SCREEN(mi)];
        RubikSlice  slice;
        GLfloat     rotatestep;
@@ -1756,10 +1789,10 @@ shuffle(ModeInfo * mi)
                                return False;
                rp->moves[i] = move;
        }
-       rp->VX = 0.05;
+       rp->VX = 0.005;
        if (NRAND(100) < 50)
                rp->VX *= -1;
-       rp->VY = 0.05;
+       rp->VY = 0.005;
        if (NRAND(100) < 50)
                rp->VY *= -1;
        rp->movement.face = NO_FACE;
@@ -1787,7 +1820,6 @@ static Bool
 pinit(ModeInfo * mi)
 {
        glClearDepth(1.0);
-       glClearColor(0.0, 0.0, 0.0, 1.0);
        glColor3f(1.0, 1.0, 1.0);
 
        glLightfv(GL_LIGHT0, GL_AMBIENT, ambient);
@@ -1900,6 +1932,7 @@ draw_rubik(ModeInfo * mi)
        if (!rp->glx_context)
                return;
 
+    mi->polygon_count = 0;
        glXMakeCurrent(display, window, *(rp->glx_context));
 
        glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
@@ -1932,16 +1965,16 @@ draw_rubik(ModeInfo * mi)
                bounced = True;
        }
        if (bounced) {
-               rp->VX += ((float) LRAND() / (float) MAXRAND) * 0.02 - 0.01;
-               rp->VX += ((float) LRAND() / (float) MAXRAND) * 0.02 - 0.01;
-               if (rp->VX > 0.06)
-                       rp->VX = 0.06;
-               if (rp->VY > 0.06)
-                       rp->VY = 0.06;
-               if (rp->VX < -0.06)
-                       rp->VX = -0.06;
-               if (rp->VY < -0.06)
-                       rp->VY = -0.06;
+               rp->VX += ((float) LRAND() / (float) MAXRAND) * 0.002 - 0.001;
+               rp->VY += ((float) LRAND() / (float) MAXRAND) * 0.002 - 0.001;
+               if (rp->VX > 0.006)
+                       rp->VX = 0.006;
+               if (rp->VY > 0.006)
+                       rp->VY = 0.006;
+               if (rp->VX < -0.006)
+                       rp->VX = -0.006;
+               if (rp->VY < -0.006)
+                       rp->VY = -0.006;
        }
        if (!MI_IS_ICONIC(mi)) {
                glTranslatef(rp->PX, rp->PY, 0);
@@ -2050,7 +2083,7 @@ draw_rubik(ModeInfo * mi)
 
        glFlush();
 
-       rp->step += 0.05;
+       rp->step += 0.002;
 }
 
 #ifndef STANDALONE