ENTRYPOINT void init_hypertorus(ModeInfo *mi)
{
hypertorusstruct *hp;
if (hyper == NULL)
{
hyper = (hypertorusstruct *)calloc(MI_NUM_SCREENS(mi),
sizeof(hypertorusstruct));
if (hyper == NULL)
return;
}
hp = &hyper[MI_SCREEN(mi)];
hp->trackballs[0] = gltrackball_init();
hp->trackballs[1] = gltrackball_init();
hp->current_trackball = 0;
hp->button_pressed = False;
/* make multiple screens rotate at slightly different rates. */
hp->speed_scale = 0.9 + frand(0.3);
if ((hp->glx_context = init_GL(mi)) != NULL)
{
reshape_hypertorus(mi,MI_WIDTH(mi),MI_HEIGHT(mi));
glDrawBuffer(GL_BACK);
init(mi);
}
else
{
MI_CLEARWINDOW(mi);
}
}
ENTRYPOINT void
init_stonerview (ModeInfo *mi)
{
stonerview_configuration *bp;
if (!bps) {
bps = (stonerview_configuration *)
calloc (MI_NUM_SCREENS(mi), sizeof (stonerview_configuration));
if (!bps) {
fprintf(stderr, "%s: out of memory\n", progname);
exit(1);
}
bp = &bps[MI_SCREEN(mi)];
}
bp = &bps[MI_SCREEN(mi)];
bp->glx_context = init_GL(mi);
bp->trackball = gltrackball_init ();
bp->st = init_view(MI_IS_WIREFRAME(mi));
init_move(bp->st);
reshape_stonerview (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
}
ENTRYPOINT void init_antspotlight(ModeInfo *mi)
{
double rot_speed = 0.3;
antspotlightstruct *mp;
if(!antspotlight) {
if((antspotlight = (antspotlightstruct *)
calloc(MI_NUM_SCREENS(mi), sizeof (antspotlightstruct))) == NULL)
return;
}
mp = &antspotlight[MI_SCREEN(mi)];
mp->rot = make_rotator (rot_speed, rot_speed, rot_speed, 1, 0, True);
mp->trackball = gltrackball_init ();
if((mp->glx_context = init_GL(mi)) != NULL) {
reshape_antspotlight(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
glDrawBuffer(GL_BACK);
pinit();
}
else
MI_CLEARWINDOW(mi);
glGenTextures(1, &mp->screentexture);
glBindTexture(GL_TEXTURE_2D, mp->screentexture);
get_snapshot(mi);
build_ant(mp);
mp->mono = MI_IS_MONO(mi);
mp->wire = MI_IS_WIREFRAME(mi);
mp->boardsize = 8.0;
mp->mag = 1;
}
ENTRYPOINT void
init_stonerview (ModeInfo *mi)
{
stonerview_configuration *bp;
if (!bps) {
bps = (stonerview_configuration *)
calloc (MI_NUM_SCREENS(mi), sizeof (stonerview_configuration));
if (!bps) {
fprintf(stderr, "%s: out of memory\n", progname);
exit(1);
}
}
bp = &bps[MI_SCREEN(mi)];
bp->glx_context = init_GL(mi);
bp->trackball = gltrackball_init ();
bp->st = stonerview_init_view(MI_IS_WIREFRAME(mi), transparent_p);
stonerview_init_move(bp->st);
reshape_stonerview (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
clear_gl_error(); /* WTF? sometimes "invalid op" from glViewport! */
}
ENTRYPOINT void init_providence(ModeInfo *mi)
{
providencestruct *mp;
MI_INIT(mi, providence);
mp = &providence[MI_SCREEN(mi)];
mp->trackball = gltrackball_init (False);
mp->position0[0] = 1;
mp->position0[1] = 5;
mp->position0[2] = 1;
mp->position0[3] = 1;
mp->camera_velocity = -8.0;
mp->mono = MI_IS_MONO(mi);
mp->wire = MI_IS_WIREFRAME(mi);
# ifdef HAVE_JWZGLES /* #### glPolygonMode other than GL_FILL unimplemented */
mp->wire = 0;
# endif
/* make multiple screens rotate at slightly different rates. */
mp->theta_scale = 0.7 + frand(0.6);
if((mp->glx_context = init_GL(mi)) != NULL) {
reshape_providence(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
/* glDrawBuffer(GL_BACK); */
pinit(mp);
}
else
MI_CLEARWINDOW(mi);
}
ENTRYPOINT void init_providence(ModeInfo *mi)
{
providencestruct *mp;
if(!providence) {
if((providence = (providencestruct *)
calloc(MI_NUM_SCREENS(mi), sizeof (providencestruct))) == NULL)
return;
}
mp = &providence[MI_SCREEN(mi)];
mp->trackball = gltrackball_init ();
mp->position0[0] = 1;
mp->position0[1] = 5;
mp->position0[2] = 1;
mp->position0[3] = 1;
mp->camera_velocity = -8.0;
mp->mono = MI_IS_MONO(mi);
mp->wire = MI_IS_WIREFRAME(mi);
/* make multiple screens rotate at slightly different rates. */
mp->theta_scale = 0.7 + frand(0.6);
if((mp->glx_context = init_GL(mi)) != NULL) {
reshape_providence(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
glDrawBuffer(GL_BACK);
pinit(mp);
}
else
MI_CLEARWINDOW(mi);
}
ENTRYPOINT void init_cubicgrid(ModeInfo *mi)
{
cubicgrid_conf *cp;
if(!cubicgrid) {
cubicgrid = (cubicgrid_conf *)calloc(MI_NUM_SCREENS(mi), sizeof(cubicgrid_conf));
if(!cubicgrid) return;
}
cp = &cubicgrid[MI_SCREEN(mi)];
if ((cp->glx_context = init_GL(mi)) != NULL) {
init_gl(mi);
reshape_cubicgrid(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
} else {
MI_CLEARWINDOW(mi);
}
{
double spin_speed = 0.045 * speed;
double spin_accel = 0.005 * speed;
cp->rot = make_rotator (spin_speed, spin_speed, spin_speed,
spin_accel, 0, True);
cp->trackball = gltrackball_init ();
}
}
static void
init_cp(rubikblocks_conf *cp)
{
int i, j, k, m;
cp->pause = True;
cp->t = 0.0;
cp->tmax = twait;
for(i = -1, m = 0; i <= 1; i++)
for(j = -1; j <= 1; j++)
for(k = -1; k <= 1; k++)
{
cp->pieces[m].pos[0] = k;
cp->pieces[m].pos[1] = j;
cp->pieces[m].pos[2] = i;
cp->pieces[m].qr[0] = 1;
cp->pieces[m].qr[1] = 0;
cp->pieces[m].qr[2] = 0;
cp->pieces[m].qr[3] = 0;
m++;
}
cp->rot = make_rotator(spin?spinspeed:0, spin?spinspeed:0, spin?spinspeed:0,
0.1, wander?wspeed:0, True);
cp->trackball = gltrackball_init(True);
if(rndstart) randomize(cp);
}
ENTRYPOINT void init_cube21(ModeInfo *mi)
{
cube21_conf *cp;
MI_INIT(mi, cube21);
cp = &cube21[MI_SCREEN(mi)];
cp->trackball = gltrackball_init (False);
if(!cp->texp) {
init_posc(cp);
make_texture(cp);
}
#ifdef HAVE_MOBILE
size *= 2;
#endif
if ((cp->glx_context = init_GL(mi)) != NULL) {
init_gl(mi);
init_cp(cp);
reshape_cube21(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
} else {
MI_CLEARWINDOW(mi);
}
}
ENTRYPOINT void init_queens(ModeInfo *mi)
{
int screen = MI_SCREEN(mi);
Queenscreen *qs;
int poly_counts[PIECES];
wire = MI_IS_WIREFRAME(mi);
# ifdef HAVE_JWZGLES /* #### glPolygonMode other than GL_FILL unimplemented */
wire = 0;
# endif
if(!qss &&
!(qss = (Queenscreen *) calloc(MI_NUM_SCREENS(mi), sizeof(Queenscreen))))
return;
qs = &qss[screen];
qs->window = MI_WINDOW(mi);
if((qs->glx_context = init_GL(mi)))
reshape_queens(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
else
MI_CLEARWINDOW(mi);
qs->trackball = gltrackball_init ();
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
init_stairs (ModeInfo * mi)
{
int screen = MI_SCREEN(mi);
stairsstruct *sp;
if (stairs == NULL) {
if ((stairs = (stairsstruct *) calloc(MI_NUM_SCREENS(mi),
sizeof (stairsstruct))) == NULL)
return;
}
sp = &stairs[screen];
sp->step = 0.0;
sp->rotating = 0;
sp->sphere_position = NRAND(NPOSITIONS);
sp->sphere_tick = 0;
if ((sp->glx_context = init_GL(mi)) != NULL) {
reshape_stairs(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
glDrawBuffer(GL_BACK);
if (!glIsList(sp->objects))
sp->objects = glGenLists(1);
pinit(mi);
} else {
MI_CLEARWINDOW(mi);
}
sp->trackball = gltrackball_init (False);
}
ENTRYPOINT void
init_moebius (ModeInfo * mi)
{
moebiusstruct *mp;
if (moebius == NULL) {
if ((moebius = (moebiusstruct *) calloc(MI_NUM_SCREENS(mi),
sizeof (moebiusstruct))) == NULL)
return;
}
mp = &moebius[MI_SCREEN(mi)];
mp->step = NRAND(90);
mp->ant_position = NRAND(90);
{
double rot_speed = 0.3;
mp->rot = make_rotator (rot_speed, rot_speed, rot_speed, 1, 0, True);
mp->trackball = gltrackball_init ();
}
if ((mp->glx_context = init_GL(mi)) != NULL) {
reshape_moebius(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
glDrawBuffer(GL_BACK);
pinit(mi);
} else {
MI_CLEARWINDOW(mi);
}
}
ENTRYPOINT void
init_fire(ModeInfo * mi)
{
firestruct *fs;
/* allocate the main fire table if needed */
if (fire == NULL) {
if ((fire = (firestruct *) calloc(MI_NUM_SCREENS(mi),
sizeof(firestruct))) == NULL)
return;
}
/* initialise the per screen fire structure */
fs = &fire[MI_SCREEN(mi)];
fs->np = MI_COUNT(mi);
fs->fog = do_fog;
fs->shadows = do_shadows;
/* initialise fire particles if any */
if ((fs->np)&&(fs->p == NULL)) {
if ((fs->p = (part *) calloc(fs->np, sizeof(part))) == NULL) {
free_fire(fs);
return;
}
}
else if (fs->r == NULL) {
/* initialise rain particles if no fire particles */
if ((fs->r = (rain *) calloc(NUMPART, sizeof(part))) == NULL) {
free_fire(fs);
return;
}
}
/* check tree number */
if (do_texture)
fs->num_trees = (num_trees<MAX_TREES)?num_trees:MAX_TREES;
else
fs->num_trees = 0;
fs->trackball = gltrackball_init ();
/* xlock GL stuff */
if ((fs->glx_context = init_GL(mi)) != NULL) {
#ifndef STANDALONE
Reshape(mi); /* xlock mode */
#else
reshape_fire(mi,MI_WIDTH(mi),MI_HEIGHT(mi)); /* xscreensaver mode */
#endif
glDrawBuffer(GL_BACK);
if (!Init(mi)) {
free_fire(fs);
return;
}
} else {
MI_CLEARWINDOW(mi);
}
}
ENTRYPOINT void
init_cube (ModeInfo *mi)
{
int i;
cube_configuration *cc;
MI_INIT (mi, ccs);
cc = &ccs[MI_SCREEN(mi)];
if ((cc->glx_context = init_GL(mi)) != NULL) {
reshape_cube (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
}
cc->trackball = gltrackball_init (False);
cc->ncolors = 256;
cc->colors = (XColor *) calloc(cc->ncolors, sizeof(XColor));
reset_colors (mi);
init_wave (mi);
cc->ncubes = MI_COUNT (mi);
if (cc->ncubes < 1) cc->ncubes = 1;
cc->cubes = (cube *) calloc (sizeof(cube), cc->ncubes);
for (i = 0; i < cc->ncubes; i++)
{
/* Set the size to roughly cover a 2x2 square on average. */
GLfloat scale = 1.8 / sqrt (cc->ncubes);
cube *cube = &cc->cubes[i];
double th = -(skew ? frand(skew) : 0) * M_PI / 180;
cube->x = (frand(1)-0.5);
cube->y = (frand(1)-0.5);
cube->z = frand(0.12);
cube->cth = cos(th);
cube->sth = sin(th);
cube->w = scale * (frand(1) + 0.2);
cube->d = scale * (frand(1) + 0.2);
if (cube->x < cc->min_x) cc->min_x = cube->x;
if (cube->y < cc->min_y) cc->min_y = cube->y;
if (cube->x > cc->max_x) cc->max_x = cube->x;
if (cube->y > cc->max_y) cc->max_y = cube->y;
}
/* Sorting by depth improves frame rate slightly. With 6000 polygons we get:
3.9 FPS unsorted;
3.1 FPS back to front;
4.3 FPS front to back.
*/
qsort (cc->cubes, cc->ncubes, sizeof(*cc->cubes), cmp_cubes);
}
ENTRYPOINT void init_commander(ModeInfo *mi)
{
commander_conf *cp;
int i;
int do_which = -1;
if(!commander) {
commander = (commander_conf *)calloc(MI_NUM_SCREENS(mi), sizeof(commander_conf));
if(!commander) return;
}
cp = &commander[MI_SCREEN(mi)];
if ((cp->glx_context = init_GL(mi)) != NULL) {
init_gl(mi);
cp->which = -1;
reshape_commander(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
} else {
MI_CLEARWINDOW(mi);
}
{
double spin_speed = 0.7 * speed;
double spin_accel = 0.1 * speed;
cp->rot = make_rotator (spin_speed, spin_speed, spin_speed,
spin_accel, 0, True);
cp->trackball = gltrackball_init (True);
}
/* figure out which ship to display */
/* do_which=-1 for "random" mode */
if(!strcasecmp (do_which_str, "random"))
;
else {
for(i=0;i<NUM_ELEM(ship_names);i++) {
if(!strcasecmp(do_which_str, ship_names[i])) {
do_which=i;
cp->which=i;
}
}
if(do_which<0) {
fprintf(stderr, "%s: no such ship: \"%s\"\n",
progname, do_which_str);
exit(1);
}
}
/* FIXME (what?) */
if(do_which==-1) {
cp->which=random() % NUM_ELEM(ship_names);
}
new_ship(mi);
}
ENTRYPOINT void init_screenflip(ModeInfo *mi)
{
int screen = MI_SCREEN(mi);
Screenflip *c;
if (screenflip == NULL) {
if ((screenflip = (Screenflip *) calloc(MI_NUM_SCREENS(mi),
sizeof(Screenflip))) == NULL)
return;
}
c = &screenflip[screen];
c->window = MI_WINDOW(mi);
c->trackball = gltrackball_init ();
if ((c->glx_context = init_GL(mi)) != NULL) {
reshape_screenflip(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
} else {
MI_CLEARWINDOW(mi);
}
c->winh = MI_WIN_HEIGHT(mi);
c->winw = MI_WIN_WIDTH(mi);
c->qw = QW;
c->qh = QH;
c->qx = -6;
c->qy = 6;
c->rx = c->ry = 1;
c->odrot = 1;
c->show_colors[0] = c->show_colors[1] =
c->show_colors[2] = c->show_colors[3] = 1;
if (! MI_IS_WIREFRAME(mi))
{
glShadeModel(GL_SMOOTH);
glPolygonMode(GL_FRONT_AND_BACK,GL_FILL);
glEnable(GL_DEPTH_TEST);
glEnable(GL_CULL_FACE);
glCullFace(GL_BACK);
glDisable(GL_LIGHTING);
}
if (strstr ((char *) glGetString(GL_EXTENSIONS),
"GL_EXT_texture_filter_anisotropic"))
glGetFloatv (GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &c->anisotropic);
else
c->anisotropic = 0.0;
glGenTextures(1, &c->texid);
c->first_image_p = True;
getSnapshot(mi);
}
ENTRYPOINT void
init_pinion (ModeInfo *mi)
{
pinion_configuration *pp;
int wire = MI_IS_WIREFRAME(mi);
if (!pps) {
pps = (pinion_configuration *)
calloc (MI_NUM_SCREENS(mi), sizeof (pinion_configuration));
if (!pps) {
fprintf(stderr, "%s: out of memory\n", progname);
exit(1);
}
pp = &pps[MI_SCREEN(mi)];
}
pp = &pps[MI_SCREEN(mi)];
pp->glx_context = init_GL(mi);
load_fonts (mi);
reshape_pinion (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
pp->title_list = glGenLists (1);
pp->ngears = 0;
pp->gears_size = 0;
pp->gears = 0;
pp->plane_displacement = gear_size * 0.1;
if (!wire)
{
GLfloat pos[4] = {-3.0, 1.0, 1.0, 0.0};
GLfloat amb[4] = { 0.0, 0.0, 0.0, 1.0};
GLfloat dif[4] = { 1.0, 1.0, 1.0, 1.0};
GLfloat spc[4] = { 1.0, 1.0, 1.0, 1.0};
glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
glEnable(GL_DEPTH_TEST);
glEnable(GL_CULL_FACE);
glLightfv(GL_LIGHT0, GL_POSITION, pos);
glLightfv(GL_LIGHT0, GL_AMBIENT, amb);
glLightfv(GL_LIGHT0, GL_DIFFUSE, dif);
glLightfv(GL_LIGHT0, GL_SPECULAR, spc);
}
pp->trackball = gltrackball_init ();
ffwd (mi);
}
ENTRYPOINT void
init_stream (ModeInfo *mi)
{
stream_configuration *es;
streamtime current_time;
MI_INIT (mi, ess);
es = &ess[MI_SCREEN(mi)];
es->glx_context = init_GL (mi);
reshape_stream (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
gettime (¤t_time);
es->start_time = GETSECS(current_time) * 1000 + GETMSECS(current_time);
es->num_streams = num_streams;
es->streams = (flare_stream *) calloc (es->num_streams, sizeof(flare_stream));
init_flare_stream (&es->streams[0], 150, 0, 50, 0, 300);
init_flare_stream (&es->streams[1], 150, 0, 0, 0, 150);
init_flare_stream (&es->streams[2], 150, 0, 90, 60, 250);
init_flare_stream (&es->streams[3], 150, 0, -100, 30, 160);
init_flare_stream (&es->streams[4], 150, 0, 50, -100, 340);
init_flare_stream (&es->streams[5], 150, 0, -50, 50, 270 );
init_flare_stream (&es->streams[6], 150, 0, 100, 50, 180);
init_flare_stream (&es->streams[7], 150, 0, -30, 90, 130);
init_flare_stream (&es->streams[8], 150, 0, 150, 10, 200);
init_flare_stream (&es->streams[9], 150, 0, 100, -100, 210);
init_flare_stream (&es->streams[10], 150, 0, 190, 160, 220);
init_flare_stream (&es->streams[11], 150, 0, -200, 130, 230);
init_flare_stream (&es->streams[12], 150, 0, 150, -200, 240);
init_flare_stream (&es->streams[13], 150, 0, -150, 250, 160);
init_flare_stream (&es->streams[14], 150, 0, 200, 150, 230);
init_flare_stream (&es->streams[15], 150, 0, -130, 190, 250);
{
double spin_speed = 0.5 * global_speed;
double wander_speed = 0.02 * global_speed;
double spin_accel = 1.1;
es->rot = make_rotator (do_spin ? spin_speed : 0,
do_spin ? spin_speed : 0,
do_spin ? spin_speed : 0,
spin_accel,
do_wander ? wander_speed : 0,
True);
es->trackball = gltrackball_init (True);
}
}
static void
init_rotation (ModeInfo *mi)
{
extrusionstruct *gp = &Extrusion[MI_SCREEN(mi)];
double spin_speed = 0.5;
gp->rot = make_rotator (spin_speed, spin_speed, spin_speed,
0.2,
0.005,
True);
gp->trackball = gltrackball_init ();
lastx = (random() % (int) (max_lastx - min_lastx)) + min_lastx;
lasty = (random() % (int) (max_lasty - min_lasty)) + min_lasty;
}
ENTRYPOINT void
init_gasket(ModeInfo *mi)
{
int screen = MI_SCREEN(mi);
gasketstruct *gp;
if (gasket == NULL)
{
if ((gasket = (gasketstruct *) calloc(MI_NUM_SCREENS(mi),
sizeof (gasketstruct))) == NULL)
return;
}
gp = &gasket[screen];
gp->window = MI_WINDOW(mi);
{
double spin_speed = 1.0;
double wander_speed = 0.03;
gp->rot = make_rotator (do_spin ? spin_speed : 0,
do_spin ? spin_speed : 0,
do_spin ? spin_speed : 0,
1.0,
do_wander ? wander_speed : 0,
True);
gp->trackball = gltrackball_init ();
}
gp->ncolors = 255;
gp->colors = (XColor *) calloc(gp->ncolors, sizeof(XColor));
make_smooth_colormap (0, 0, 0,
gp->colors, &gp->ncolors,
False, 0, False);
gp->ccolor0 = 0;
gp->ccolor1 = gp->ncolors * 0.25;
gp->ccolor2 = gp->ncolors * 0.5;
gp->ccolor3 = gp->ncolors * 0.75;
gp->tick = 999999;
if ((gp->glx_context = init_GL(mi)) != NULL)
{
reshape_gasket(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
pinit(mi);
}
else
{
MI_CLEARWINDOW(mi);
}
}
ENTRYPOINT void
init_bit (ModeInfo *mi)
{
bit_configuration *bp;
int i;
if (!bps) {
bps = (bit_configuration *)
calloc (MI_NUM_SCREENS(mi), sizeof (bit_configuration));
if (!bps) {
fprintf(stderr, "%s: out of memory\n", progname);
exit(1);
}
}
bp = &bps[MI_SCREEN(mi)];
bp->glx_context = init_GL(mi);
reshape_bit (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
{
double spin_speed = 3.0;
double wander_speed = 0.03 * speed;
double spin_accel = 4.0;
bp->rot = make_rotator (do_spin ? spin_speed : 0,
do_spin ? spin_speed : 0,
do_spin ? spin_speed : 0,
spin_accel,
do_wander ? wander_speed : 0,
False);
bp->trackball = gltrackball_init ();
}
for (i = 0; i < countof(bp->dlists); i++)
{
bp->dlists[i] = glGenLists (1);
glNewList (bp->dlists[i], GL_COMPILE);
bp->polys [i] = make_bit (mi, i);
glEndList ();
}
bp->frequency = 0.30 / speed; /* parity around 3x/second */
bp->confidence = 0.06; /* provide answer 1/15 or so */
for (i = 0; i < countof(bp->histogram); i++)
bp->histogram[i] = 128 + (random() % 16) - 8;
}
ENTRYPOINT void init_queens(ModeInfo *mi)
{
int screen = MI_SCREEN(mi);
Queenscreen *qs;
wire = MI_IS_WIREFRAME(mi);
if(!qss &&
!(qss = (Queenscreen *) calloc(MI_NUM_SCREENS(mi), sizeof(Queenscreen))))
return;
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);
glClearColor(0.0, 0.0, 0.0, 0.0);
glNewList(QUEEN, GL_COMPILE);
qs->queen_polys = draw_model(countof(spidermodel), spidermodel, 24);
glEndList();
if(flat)
glShadeModel(GL_FLAT);
clearbits = GL_COLOR_BUFFER_BIT;
glColorMaterial(GL_FRONT, GL_DIFFUSE);
glEnable(GL_COLOR_MATERIAL);
if(!wire) {
setup_lights(qs);
glEnable(GL_DEPTH_TEST);
clearbits |= GL_DEPTH_BUFFER_BIT;
clearbits |= GL_STENCIL_BUFFER_BIT;
glEnable(GL_CULL_FACE);
glCullFace(GL_BACK);
}
else
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
/* find a solution */
go(qs);
}
ENTRYPOINT void
init_hexstrut (ModeInfo *mi)
{
hexstrut_configuration *bp;
MI_INIT (mi, bps, free_hexstrut);
bp = &bps[MI_SCREEN(mi)];
bp->glx_context = init_GL(mi);
reshape_hexstrut (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
{
double spin_speed = 0.002;
double wander_speed = 0.003;
double spin_accel = 1.0;
bp->rot = make_rotator (do_spin ? spin_speed : 0,
do_spin ? spin_speed : 0,
do_spin ? spin_speed : 0,
spin_accel,
do_wander ? wander_speed : 0,
False);
bp->trackball = gltrackball_init (True);
}
/* Let's tilt the scene a little. */
gltrackball_reset (bp->trackball,
-0.4 + frand(0.8),
-0.4 + frand(0.8));
if (thickness < 0.05) thickness = 0.05;
if (thickness < 0.05) MI_IS_WIREFRAME(mi) = True;
if (thickness > 1.7) thickness = 1.7;
if (speed > 2) speed = 2;
bp->ncolors = 64;
bp->colors = (XColor *) calloc(bp->ncolors, sizeof(XColor));
make_smooth_colormap (0, 0, 0,
bp->colors, &bp->ncolors,
False, 0, False);
make_plane (mi);
}
/* xgflux initialization routine */
ENTRYPOINT void init_gflux(ModeInfo * mi)
{
int screen = MI_SCREEN(mi);
gfluxstruct *gp;
if (gfluxes == NULL) {
if ((gfluxes = (gfluxstruct *)
calloc(MI_NUM_SCREENS(mi), sizeof (gfluxstruct))) == NULL)
return;
}
gp = &gfluxes[screen];
gp->trackball = gltrackball_init ();
gp->time = frand(1000.0); /* don't run two screens in lockstep */
{
//char *s = get_string_resource (mi->dpy, "mode", "Mode");
char *s = _strdup(mode);
if (!s || !*s) _draw = wire;
else if (!strcasecmp (s, "wire")) _draw = wire;
else if (!strcasecmp (s, "solid")) _draw = solid;
else if (!strcasecmp (s, "light")) _draw = light;
else if (!strcasecmp (s, "checker")) _draw = checker;
else if (!strcasecmp (s, "grab")) _draw = grab;
else
{
fprintf (stderr,
"%s: mode must be one of: wire, solid, "
"light, checker, or grab; not \"%s\"\n",
progname, s);
exit (1);
}
}
gp->modeinfo = mi;
gp->window = MI_WINDOW(mi);
if ((gp->glx_context = init_GL(mi)) != NULL) {
reshape_gflux(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
initializeGL(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
} else {
MI_CLEARWINDOW(mi);
}
}
ENTRYPOINT void init_antinspect(ModeInfo * mi)
{
antinspectstruct *mp;
MI_INIT(mi, antinspect);
mp = &antinspect[MI_SCREEN(mi)];
mp->step = NRAND(90);
mp->ant_position = NRAND(90);
mp->trackball = gltrackball_init (False);
if ((mp->glx_context = init_GL(mi)) != NULL) {
reshape_antinspect(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
glDrawBuffer(GL_BACK);
pinit();
}
else
MI_CLEARWINDOW(mi);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
}
ENTRYPOINT void init_sballs(ModeInfo * mi)
{
sballsstruct *sb;
MI_INIT(mi, sballs, free_sballs);
sb = &sballs[MI_SCREEN(mi)];
sb->trackball = gltrackball_init (True);
if ((sb->glx_context = init_GL(mi)) != NULL) {
#ifndef STANDALONE
Reshape(mi); /* xlock mode */
#else
reshape_sballs(mi,MI_WIDTH(mi),MI_HEIGHT(mi)); /* xscreensaver mode */
#endif
glDrawBuffer(GL_BACK);
Init(mi);
} else {
MI_CLEARWINDOW(mi);
}
}
ENTRYPOINT void init_cube21(ModeInfo *mi)
{
cube21_conf *cp;
if(!cube21) {
cube21 = (cube21_conf *)calloc(MI_NUM_SCREENS(mi), sizeof(cube21_conf));
if(!cube21) return;
}
cp = &cube21[MI_SCREEN(mi)];
cp->trackball = gltrackball_init (False);
if(!cp->texp) {
init_posc(cp);
make_texture(cp);
}
if ((cp->glx_context = init_GL(mi)) != NULL) {
init_gl(mi);
init_cp(cp);
reshape_cube21(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
} else {
MI_CLEARWINDOW(mi);
}
}
ENTRYPOINT void
init_ball (ModeInfo *mi)
{
ball_configuration *bp;
int wire = MI_IS_WIREFRAME(mi);
MI_INIT (mi, bps);
bp = &bps[MI_SCREEN(mi)];
bp->glx_context = init_GL(mi);
if (! wire)
build_texture (mi);
reshape_ball (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
bp->th = 180 - frand(360);
if (MI_COUNT(mi) < 10)
MI_COUNT(mi) = 10;
if (MI_COUNT(mi) > 200)
MI_COUNT(mi) = 200;
{
double spin_speed = 0.1;
double wander_speed = 0.003;
double spin_accel = 1;
bp->rot = make_rotator (do_spin ? spin_speed : 0,
do_spin ? spin_speed : 0,
do_spin ? spin_speed : 0,
spin_accel,
do_wander ? wander_speed : 0,
False);
bp->trackball = gltrackball_init (True);
}
build_ball (mi);
if (!wire)
{
GLfloat color[4] = {0.5, 0.5, 0.5, 1};
GLfloat cspec[4] = {1, 1, 1, 1};
static const GLfloat shiny = 10;
static GLfloat pos0[4] = { 0.5, -1, -0.5, 0};
static GLfloat pos1[4] = {-0.75, -1, 0, 0};
static GLfloat amb[4] = {0, 0, 0, 1};
static GLfloat dif[4] = {1, 1, 1, 1};
static GLfloat spc[4] = {1, 1, 1, 1};
glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
glEnable(GL_LIGHT1);
glEnable(GL_DEPTH_TEST);
glEnable(GL_CULL_FACE);
color[0] += frand(0.2);
color[1] += frand(0.2);
color[2] += frand(0.2);
cspec[0] -= frand(0.2);
cspec[1] -= frand(0.2);
cspec[2] -= frand(0.2);
glLightfv(GL_LIGHT0, GL_POSITION, pos0);
glLightfv(GL_LIGHT0, GL_AMBIENT, amb);
glLightfv(GL_LIGHT0, GL_DIFFUSE, dif);
glLightfv(GL_LIGHT0, GL_SPECULAR, spc);
glLightfv(GL_LIGHT1, GL_POSITION, pos1);
glLightfv(GL_LIGHT1, GL_AMBIENT, amb);
glLightfv(GL_LIGHT1, GL_DIFFUSE, dif);
glLightfv(GL_LIGHT1, GL_SPECULAR, spc);
glMaterialfv (GL_FRONT, GL_AMBIENT_AND_DIFFUSE, color);
glMaterialfv (GL_FRONT, GL_SPECULAR, cspec);
glMateriali (GL_FRONT, GL_SHININESS, shiny);
}
}
ENTRYPOINT void
init_planet (ModeInfo * mi)
{
planetstruct *gp;
int screen = MI_SCREEN(mi);
Bool wire = MI_IS_WIREFRAME(mi);
if (planets == NULL) {
if ((planets = (planetstruct *) calloc(MI_NUM_SCREENS(mi),
sizeof (planetstruct))) == NULL)
return;
}
gp = &planets[screen];
if ((gp->glx_context = init_GL(mi)) != NULL) {
reshape_planet(mi, MI_WIDTH(mi), MI_HEIGHT(mi));
}
{
//char *f = get_string_resource(mi->dpy, "imageForeground", "Foreground");
//char *b = get_string_resource(mi->dpy, "imageBackground", "Background");
char *f = _strdup(imageForeground);
char *b = _strdup(imageBackground);
char *s;
if (!f) f = _strdup("white");
if (!b) b = _strdup("black");
for (s = f + strlen(f)-1; s > f; s--)
if (*s == ' ' || *s == '\t')
*s = 0;
for (s = b + strlen(b)-1; s > b; s--)
if (*s == ' ' || *s == '\t')
*s = 0;
if (!XParseColor(mi->dpy, mi->xgwa.colormap, f, &gp->fg))
{
fprintf(stderr, "%s: unparsable color: \"%s\"\n", progname, f);
exit(1);
}
if (!XParseColor(mi->dpy, mi->xgwa.colormap, b, &gp->bg))
{
fprintf(stderr, "%s: unparsable color: \"%s\"\n", progname, f);
exit(1);
}
free (f);
free (b);
}
{
double spin_speed = 0.5;
double wander_speed = 0.02;
gp->rot = make_rotator (do_roll ? spin_speed : 0,
do_roll ? spin_speed : 0,
0, 1,
do_wander ? wander_speed : 0,
True);
gp->z = frand (1.0);
gp->trackball = gltrackball_init ();
}
if (wire)
{
do_texture = False;
do_light = False;
}
if (do_texture)
setup_texture (mi);
if (do_light)
init_sun (mi);
if (do_stars)
init_stars (mi);
if (random() & 1)
star_spin = -star_spin;
/* construct the polygons of the planet
*/
gp->platelist = glGenLists(1);
glNewList (gp->platelist, GL_COMPILE);
glColor3f (1,1,1);
glPushMatrix ();
glScalef (RADIUS, RADIUS, RADIUS);
glRotatef (90, 1, 0, 0);
glFrontFace(GL_CCW);
unit_sphere (resolution, resolution, wire);
glPopMatrix ();
glEndList();
/* construct the polygons of the latitude/longitude/axis lines.
*/
gp->latlonglist = glGenLists(1);
glNewList (gp->latlonglist, GL_COMPILE);
glPushMatrix ();
glDisable (GL_TEXTURE_2D);
glDisable (GL_LIGHTING);
glDisable (GL_LINE_SMOOTH);
glColor3f (0.1, 0.3, 0.1);
glScalef (RADIUS, RADIUS, RADIUS);
glScalef (1.01, 1.01, 1.01);
glRotatef (90, 1, 0, 0);
unit_sphere (12, 24, 1);
glBegin(GL_LINES);
glVertex3f(0, -2, 0);
glVertex3f(0, 2, 0);
glEnd();
glPopMatrix ();
glEndList();
}
ENTRYPOINT void
init_spheremonics (ModeInfo *mi)
{
spheremonics_configuration *cc;
MI_INIT (mi, ccs);
cc = &ccs[MI_SCREEN(mi)];
if ((cc->glx_context = init_GL(mi)) != NULL) {
gl_init(mi);
reshape_spheremonics (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
}
{
Bool spinx=False, spiny=False, spinz=False;
double spin_speed = 1.0;
double wander_speed = 0.03;
char *s = do_spin;
while (*s)
{
if (*s == 'x' || *s == 'X') spinx = True;
else if (*s == 'y' || *s == 'Y') spiny = True;
else if (*s == 'z' || *s == 'Z') spinz = True;
else if (*s == '0') ;
else
{
fprintf (stderr,
"%s: spin must contain only the characters X, Y, or Z (not \"%s\")\n",
progname, do_spin);
exit (1);
}
s++;
}
cc->rot = make_rotator (spinx ? spin_speed : 0,
spinz ? spin_speed : 0,
spiny ? spin_speed : 0,
1.0,
do_wander ? wander_speed : 0,
(spinx && spiny && spinz));
cc->trackball = gltrackball_init (True);
}
cc->tracer = -1;
cc->mesher = -1;
cc->resolution = res;
cc->font_data = load_texture_font (mi->dpy, "labelfont");
cc->dlist = glGenLists(1);
cc->dlist2 = glGenLists(1);
cc->m_max = 4; /* 9? */
{
unsigned int i;
for (i = 0; i < countof(cc->dm); i++)
cc->dm[i] = 1; /* going up! */
/* Generate a few more times so we don't always start off with a sphere */
for (i = 0; i < 5; i++)
tweak_parameters (mi);
}
generate_spheremonics(mi);
}