# 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 */
+
#ifdef USE_GL
#include "gltrackball.h"
+#include "chessmodels.h"
#undef countof
#define countof(x) (sizeof((x))/sizeof((*x)))
#ifdef USE_MODULES
ModStruct queens_description =
-{"queens", "init_queens", "draw_queens", "release_queens",
+{"queens", "init_queens", "draw_queens", NULL,
"draw_queens", "init_queens", NULL, &queens_opts,
1000, 1, 2, 1, 4, 1.0, "",
"Queens", 0, NULL};
#endif
#define NONE 0
-#define QUEEN 1
#define MINBOARD 5
#define MAXBOARD 10
#define COLORSETS 5
trackball_state *trackball;
Bool button_down_p;
GLfloat position[4];
+ int queen_list;
int board[MAXBOARD][MAXBOARD];
int steps, colorset, BOARDSIZE;
{
Queenscreen *qs = &qss[MI_SCREEN(mi)];
- if (event->xany.type == ButtonPress &&
- event->xbutton.button == Button1)
- {
- qs->button_down_p = True;
- gltrackball_start (qs->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)
- {
- qs->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 (qs->trackball, event->xbutton.button, 5,
- !event->xbutton.state);
- return True;
- }
- else if (event->xany.type == MotionNotify &&
- qs->button_down_p)
+ if (gltrackball_event_handler (event, qs->trackball,
+ MI_WIDTH (mi), MI_HEIGHT (mi),
+ &qs->button_down_p))
+ return True;
+ else if (screenhack_event_helper (MI_DISPLAY(mi), MI_WINDOW(mi), event))
{
- gltrackball_track (qs->trackball,
- event->xmotion.x, event->xmotion.y,
- MI_WIDTH (mi), MI_HEIGHT (mi));
+ qs->steps = 1024 - 1;
return True;
}
for(j = 0; j < qs->BOARDSIZE; ++j) {
if(qs->board[i][j]) {
glColor3fv(colors[qs->colorset][i%2]);
- glCallList(QUEEN);
+ glCallList(qs->queen_list);
polys += qs->queen_polys;
}
}
glEnd();
+
+ {
+ GLfloat off = 0.01;
+ GLfloat w = qs->BOARDSIZE;
+ GLfloat h = 0.1;
+
+ /* Give the board a slight lip. */
+ /* #### oops, normals are wrong here, but you can't tell */
+
+ glColor3f(0.3, 0.3, 0.3);
+ glBegin (GL_QUADS);
+ glVertex3f (0, 0, 0);
+ glVertex3f (0, -h, 0);
+ glVertex3f (0, -h, w);
+ glVertex3f (0, 0, w);
+
+ glVertex3f (0, 0, w);
+ glVertex3f (0, -h, w);
+ glVertex3f (w, -h, w);
+ glVertex3f (w, 0, w);
+
+ glVertex3f (w, 0, w);
+ glVertex3f (w, -h, w);
+ glVertex3f (w, -h, 0);
+ glVertex3f (w, 0, 0);
+
+ glVertex3f (w, 0, 0);
+ glVertex3f (w, -h, 0);
+ glVertex3f (0, -h, 0);
+ glVertex3f (0, 0, 0);
+
+ glVertex3f (0, -h, 0);
+ glVertex3f (w, -h, 0);
+ glVertex3f (w, -h, w);
+ glVertex3f (0, -h, w);
+ glEnd();
+ polys += 4;
+
+ /* Fill in the underside of the board with an invisible black box
+ to hide the reflections that are not on tiles. Probably there's
+ a way to do this with stencils instead.
+ */
+ w -= off*2;
+ h = 5;
+
+ glPushMatrix();
+ glTranslatef (off, 0, off);
+ glDisable(GL_LIGHTING);
+ glColor3f(0,0,0);
+ glBegin (GL_QUADS);
+ glVertex3f (0, 0, 0);
+ glVertex3f (0, -h, 0);
+ glVertex3f (0, -h, w);
+ glVertex3f (0, 0, w);
+
+ glVertex3f (0, 0, w);
+ glVertex3f (0, -h, w);
+ glVertex3f (w, -h, w);
+ glVertex3f (w, 0, w);
+
+ glVertex3f (w, 0, w);
+ glVertex3f (w, -h, w);
+ glVertex3f (w, -h, 0);
+ glVertex3f (w, 0, 0);
+
+ glVertex3f (w, 0, 0);
+ glVertex3f (w, -h, 0);
+ glVertex3f (0, -h, 0);
+ glVertex3f (0, 0, 0);
+
+ glVertex3f (0, -h, 0);
+ glVertex3f (w, -h, 0);
+ glVertex3f (w, -h, w);
+ glVertex3f (0, -h, w);
+ glEnd();
+ polys += 4;
+ glPopMatrix();
+ if (!wire)
+ glEnable(GL_LIGHTING);
+ }
+
return polys;
}
-static int display(Queenscreen *qs)
+static int display(ModeInfo *mi, Queenscreen *qs)
{
+ int max = 1024;
int polys = 0;
glClear(clearbits);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
+ glRotatef(current_device_rotation(), 0, 0, 1);
+
/* setup light attenuation */
+ /* #### apparently this does nothing */
glEnable(GL_COLOR_MATERIAL);
glLightf(GL_LIGHT0, GL_CONSTANT_ATTENUATION, 0.8/(0.01+findAlpha(qs)));
glLightf(GL_LIGHT0, GL_LINEAR_ATTENUATION, 0.06);
glEnable(GL_LIGHT0);
}
+ /* Since the lighting attenuation trick up there doesn't seem to be working,
+ let's drop the old board down and drop the new board in. */
+ if (qs->steps < (max/8.0)) {
+ GLfloat y = qs->steps / (max/8.0);
+ y = sin (M_PI/2 * y);
+ glTranslatef (0, 10 - (y * 10), 0);
+ } else if (qs->steps > max-(max/8.0)) {
+ GLfloat y = (qs->steps - (max-(max/8.0))) / (GLfloat) (max/8.0);
+ y = 1 - sin (M_PI/2 * (1-y));
+ glTranslatef (0, -y * 15, 0);
+ }
+
/* draw reflections */
if(!wire) {
polys += draw_reflections(qs);
qs->theta += .002;
/* zero out board, find new solution of size MINBOARD <= i <= MAXBOARD */
- if(++qs->steps == 1024) {
+ if(++qs->steps == max) {
qs->steps = 0;
blank(qs);
qs->BOARDSIZE = MINBOARD + (random() % (MAXBOARD - MINBOARD + 1));
return polys;
}
-static const GLfloat spidermodel[][3] =
- {
- {0.48, 0.48, 0.22},
- {0.48, 0.34, 0.18},
- {0.34, 0.34, 0.10},
- {0.34, 0.18, 0.30},
- {0.18, 0.14, 0.38},
- {0.14, 0.29, 0.01},
- {0.29, 0.18, 0.18},
- {0.18, 0.18, 0.16},
- {0.18, 0.20, 0.26},
- {0.20, 0.27, 0.14},
- {0.27, 0.24, 0.08},
- {0.24, 0.17, 0.00},
- {0.17, 0.095, 0.08},
- {0.095, 0.07, 0.00},
- {0.07, 0.00, 0.12},
- };
-
-
#define EPSILON 0.001
+#if 0
/** draws cylindermodel */
static int draw_model(int chunks, const GLfloat model[][3], int r)
{
int i = 0;
int polys = 0;
- GLUquadricObj *quadric = gluNewQuadric();
glPushMatrix();
glRotatef(-90.0, 1.0, 0.0, 0.0);
for(i = 0; i < chunks; ++i) {
if(model[i][0] > EPSILON || model[i][1] > EPSILON) {
- gluCylinder(quadric, model[i][0], model[i][1], model[i][2], r, 1);
- polys += r;
+ polys += tube (0, 0, 0,
+ 0, 0, model[i][1],
+ model[i][0], 0,
+ r, False, False, False);
+/* gluCylinder(quadric, model[i][0], model[i][1], model[i][2], r, 1);
+ polys += r;*/
}
glTranslatef(0.0, 0.0, model[i][2]);
}
glPopMatrix();
return polys;
}
+#endif
ENTRYPOINT void reshape_queens(ModeInfo *mi, int width, int height)
{
{
int screen = MI_SCREEN(mi);
Queenscreen *qs;
+ int poly_counts[PIECES];
wire = MI_IS_WIREFRAME(mi);
- if(!qss &&
- !(qss = (Queenscreen *) calloc(MI_NUM_SCREENS(mi), sizeof(Queenscreen))))
- return;
+# ifdef HAVE_JWZGLES /* #### glPolygonMode other than GL_FILL unimplemented */
+ wire = 0;
+# endif
+
+ MI_INIT (mi, qss, NULL);
qs = &qss[screen];
qs->window = MI_WINDOW(mi);
- qs->trackball = gltrackball_init ();
-
- qs->BOARDSIZE = 8; /* 8 cuz its classic */
if((qs->glx_context = init_GL(mi)))
reshape_queens(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
else
MI_CLEARWINDOW(mi);
- glNewList(QUEEN, GL_COMPILE);
- qs->queen_polys = draw_model(countof(spidermodel), spidermodel, 24);
- glEndList();
+ qs->trackball = gltrackball_init (False);
+
+ qs->BOARDSIZE = 8; /* 8 cuz its classic */
+
+ chessmodels_gen_lists(-1, poly_counts);
+ qs->queen_list = QUEEN;
+ qs->queen_polys = poly_counts[QUEEN];
+
+ /* find a solution */
+ go(qs);
+}
+
+ENTRYPOINT void draw_queens(ModeInfo *mi)
+{
+ Queenscreen *qs = &qss[MI_SCREEN(mi)];
+ Window w = MI_WINDOW(mi);
+ Display *disp = MI_DISPLAY(mi);
+
+ if(!qs->glx_context)
+ return;
+
+ glXMakeCurrent(disp, w, *(qs->glx_context));
if(flat)
glShadeModel(GL_FLAT);
else
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
- /* find a solution */
- go(qs);
-}
-
-ENTRYPOINT void draw_queens(ModeInfo *mi)
-{
- Queenscreen *qs = &qss[MI_SCREEN(mi)];
- Window w = MI_WINDOW(mi);
- Display *disp = MI_DISPLAY(mi);
-
- if(!qs->glx_context)
- return;
-
- glXMakeCurrent(disp, w, *(qs->glx_context));
-
- mi->polygon_count = display(qs);
+ mi->polygon_count = display(mi, qs);
+ mi->recursion_depth = qs->BOARDSIZE;
if(mi->fps_p) do_fps(mi);
glFinish();
projects / xscreensaver / blobdiff