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_hypertorus(ModeInfo *mi)
{
hypertorusstruct *hp;
MI_INIT(mi, hyper, NULL);
hp = &hyper[MI_SCREEN(mi)];
hp->trackballs[0] = gltrackball_init(True);
hp->trackballs[1] = gltrackball_init(True);
hp->current_trackball = 0;
hp->button_pressed = False;
/* Set the display mode. */
if (!strcasecmp(mode,"wireframe") || !strcasecmp(mode,"0"))
{
display_mode = DISP_WIREFRAME;
}
else if (!strcasecmp(mode,"surface") || !strcasecmp(mode,"1"))
{
display_mode = DISP_SURFACE;
}
else if (!strcasecmp(mode,"transparent") || !strcasecmp(mode,"2"))
{
display_mode = DISP_TRANSPARENT;
}
else
{
display_mode = DISP_SURFACE;
}
/* Set the appearance. */
if (!strcasecmp(appear,"solid") || !strcasecmp(appear,"0"))
{
appearance = APPEARANCE_SOLID;
}
else if (!strcasecmp(appear,"bands") || !strcasecmp(appear,"1"))
{
appearance = APPEARANCE_BANDS;
num_spirals = 0;
}
else if (!strcasecmp(appear,"spirals-1") || !strcasecmp(appear,"3"))
{
appearance = APPEARANCE_SPIRALS;
num_spirals = 1;
}
else if (!strcasecmp(appear,"spirals-2") || !strcasecmp(appear,"4"))
{
appearance = APPEARANCE_SPIRALS;
num_spirals = 2;
}
else if (!strcasecmp(appear,"spirals-4") || !strcasecmp(appear,"5"))
{
appearance = APPEARANCE_SPIRALS;
num_spirals = 4;
}
else if (!strcasecmp(appear,"spirals-8") || !strcasecmp(appear,"6"))
{
appearance = APPEARANCE_SPIRALS;
num_spirals = 8;
}
else if (!strcasecmp(appear,"spirals-16") || !strcasecmp(appear,"7"))
{
appearance = APPEARANCE_SPIRALS;
num_spirals = 16;
}
else
{
appearance = APPEARANCE_BANDS;
num_spirals = 0;
}
/* Set the color mode. */
if (!strcasecmp(color_mode,"twosided"))
{
colors = COLORS_TWOSIDED;
}
else if (!strcasecmp(color_mode,"colorwheel"))
{
colors = COLORS_COLORWHEEL;
}
else
{
colors = COLORS_COLORWHEEL;
}
/* Set the 3d projection mode. */
if (!strcasecmp(proj_3d,"perspective") || !strcasecmp(proj_3d,"0"))
{
projection_3d = DISP_3D_PERSPECTIVE;
}
else if (!strcasecmp(proj_3d,"orthographic") || !strcasecmp(proj_3d,"1"))
{
projection_3d = DISP_3D_ORTHOGRAPHIC;
}
else
{
projection_3d = DISP_3D_PERSPECTIVE;
}
/* Set the 4d projection mode. */
if (!strcasecmp(proj_4d,"perspective") || !strcasecmp(proj_4d,"0"))
{
projection_4d = DISP_4D_PERSPECTIVE;
}
else if (!strcasecmp(proj_4d,"orthographic") || !strcasecmp(proj_4d,"1"))
{
projection_4d = DISP_4D_ORTHOGRAPHIC;
}
else
{
projection_4d = DISP_4D_PERSPECTIVE;
}
/* 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);
}
}
