void
draw_spikes_floor (ALLEGRO_BITMAP *bitmap, struct pos *p,
enum em em, enum vm vm)
{
struct spikes_floor *s = spikes_floor_at_pos (p);
if (! s) return;
draw_spikes_floor_floor (bitmap, p, em, vm);
draw_spikes (bitmap, p, s, em, vm);
}
ENTRYPOINT void
draw_ball (ModeInfo *mi)
{
ball_configuration *bp = &bps[MI_SCREEN(mi)];
Display *dpy = MI_DISPLAY(mi);
Window window = MI_WINDOW(mi);
int c2;
static const GLfloat bspec[4] = {1.0, 1.0, 1.0, 1.0};
static const GLfloat sspec[4] = {0.0, 0.0, 0.0, 1.0};
static const GLfloat bshiny = 128.0;
static const GLfloat sshiny = 0.0;
GLfloat bcolor[4] = {0.0, 0.0, 0.0, 1.0};
GLfloat scolor[4] = {0.0, 0.0, 0.0, 1.0};
if (!bp->glx_context)
return;
glXMakeCurrent(MI_DISPLAY(mi), MI_WINDOW(mi), *(bp->glx_context));
glShadeModel(GL_SMOOTH);
glEnable(GL_DEPTH_TEST);
glEnable(GL_NORMALIZE);
glEnable(GL_CULL_FACE);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix ();
glScalef(1.1, 1.1, 1.1);
{
double x, y, z;
get_position (bp->rot, &x, &y, &z, !bp->button_down_p);
glTranslatef((x - 0.5) * 8,
(y - 0.5) * 8,
(z - 0.5) * 15);
gltrackball_rotate (bp->trackball);
get_rotation (bp->rot, &x, &y, &z, !bp->button_down_p);
glRotatef (x * 360, 1.0, 0.0, 0.0);
glRotatef (y * 360, 0.0, 1.0, 0.0);
glRotatef (z * 360, 0.0, 0.0, 1.0);
}
bcolor[0] = bp->colors[bp->ccolor].red / 65536.0;
bcolor[1] = bp->colors[bp->ccolor].green / 65536.0;
bcolor[2] = bp->colors[bp->ccolor].blue / 65536.0;
c2 = (bp->ccolor + bp->color_shift) % bp->ncolors;
scolor[0] = bp->colors[c2].red / 65536.0;
scolor[1] = bp->colors[c2].green / 65536.0;
scolor[2] = bp->colors[c2].blue / 65536.0;
bp->ccolor++;
if (bp->ccolor >= bp->ncolors) bp->ccolor = 0;
mi->polygon_count = 0;
glScalef (2.0, 2.0, 2.0);
move_spikes (mi);
glMaterialfv (GL_FRONT, GL_SPECULAR, bspec);
glMateriali (GL_FRONT, GL_SHININESS, bshiny);
glMaterialfv (GL_FRONT, GL_AMBIENT_AND_DIFFUSE, bcolor);
glCallList (bp->ball_list);
mi->polygon_count += (SPHERE_SLICES * SPHERE_STACKS);
glMaterialfv (GL_FRONT, GL_SPECULAR, sspec);
glMaterialf (GL_FRONT, GL_SHININESS, sshiny);
glMaterialfv (GL_FRONT, GL_AMBIENT_AND_DIFFUSE, scolor);
draw_spikes (mi);
glPopMatrix ();
if (mi->fps_p) do_fps (mi);
glFinish();
glXSwapBuffers(dpy, window);
}