void callbacks_t::display_cb(void)
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
test->set_text_line(30);
b2Vec2 old_center = settings.view_center;
settings.hz = settings_hz;
test->step(&settings);
if (old_center.x != settings.view_center.x || old_center.y != settings.view_center.y)
{
resize_cb(width, height);
}
test->draw_title(5, 15, entry->name);
glutSwapBuffers();
if (test_selection != test_index)
{
test_index = test_selection;
delete test;
entry = cs251::sim;
test = entry->create_fcn();
view_zoom = 1.0f;
settings.view_center.Set(0.0f, 20.0f);
resize_cb(width, height);
}
}
void callbacks_t::restart_cb(int)
{
delete test;
entry = cs251::sim;
test = entry->create_fcn();
resize_cb(width, height);
}
void callbacks_t::restart_cb(int)
{
delete test;
entry = cs251::sim;
test = entry->create_fcn();
test->m_world->SetContactListener(test);
resize_cb(width, height);
}
void callbacks_t::restart_cb(int)
{
//! Creates a new test pointer after deleting the previous one.
//! Resizes the window frame to original size.
delete test;
entry = cs296::sim;
test = entry->create_fcn();
resize_cb(width, height);
}
void callbacks_t::keyboard_cb(unsigned char key, int x, int y)
{
//! What are these?
B2_NOT_USED(x);
B2_NOT_USED(y);
switch (key)
{
case 27:
exit(0);
break;
//! Press 'z' to zoom out.
case 'z':
view_zoom = b2Min(1.1f * view_zoom, 20.0f);
resize_cb(width, height);
break;
//! Press 'x' to zoom in.
case 'x':
view_zoom = b2Max(0.9f * view_zoom, 0.02f);
resize_cb(width, height);
break;
//! Press 'r' to reset.
case 'r':
delete test;
test = entry->create_fcn();
break;
//! Press 'p' to pause.
case 'p':
settings.pause = !settings.pause;
break;
//! The default case. Why is this needed?
default:
if (test)
{
test->keyboard(key);
}
}
}
void callbacks_t::keyboard_special_cb(int key, int x, int y)
{
//! This is function which pan window in desired way using arrow keys.
B2_NOT_USED(x);
B2_NOT_USED(y);
switch (key)
{
case GLUT_ACTIVE_SHIFT:
//! Press left to pan left.
case GLUT_KEY_LEFT:
settings.view_center.x -= 0.5f;
resize_cb(width, height);
break;
//! Press right to pan right.
case GLUT_KEY_RIGHT:
settings.view_center.x += 0.5f;
resize_cb(width, height);
break;
//! Press down to pan down.
case GLUT_KEY_DOWN:
settings.view_center.y -= 0.5f;
resize_cb(width, height);
break;
//! Press up to pan up.
case GLUT_KEY_UP:
settings.view_center.y += 0.5f;
resize_cb(width, height);
break;
//! Press home to reset the view.
case GLUT_KEY_HOME:
view_zoom = 1.0f;
settings.view_center.Set(0.0f, 20.0f);
callbacks_t::resize_cb(width, height);
break;
}
}
void callbacks_t::mouse_motion_cb(int32 x, int32 y)
{
b2Vec2 p = convert_screen_to_world(x, y);
test->mouse_move(p);
if (r_mouse_down)
{
b2Vec2 diff = p - lastp;
settings.view_center.x -= diff.x;
settings.view_center.y -= diff.y;
resize_cb(width, height);
lastp = convert_screen_to_world(x, y);
}
}
void callbacks_t::keyboard_cb(unsigned char key, int x, int y)
{
//! What are these?
B2_NOT_USED(x);
B2_NOT_USED(y);
switch (key)
{
case 27:
exit(0);
break;
//! Press 'z' to zoom out.
case 'z':
view_zoom = b2Min(1.1f * view_zoom, 20.0f);
resize_cb(width, height);
break;
//! Press 'x' to zoom in.
case 'x':
//(sim->create_fcn())->launch();
view_zoom = b2Max(0.9f * view_zoom, 0.02f);
resize_cb(width, height);
break;
//! Press 'r' to reset.
case 'r':
delete test;
test = entry->create_fcn();
break;
//! Press 'p' to pause.
case 'p':
settings.pause = !settings.pause;
break;
case 'w':
(test)->launch();
break;
/*case 's':
(test)->delaunch();
break;*/
case '8':
(test)->launch2();
break;
/*case '2':
(test)->delaunch2();
break;*/
/*case 'n':
(test)->ball();
break;*/
/*case 'm':
(test)->createball();
break;*/
case 'a':
(test)->flipperleft();
break;
case 'd':
(test)->flipperright();
//(test)->flipperwheelright();
break;
case '4':
(test)->flipperwheelleft();
break;
case '6':
(test)->flipperwheelright();
break;
//! The default case. Why is this needed?
default:
if (test)
{
test->keyboard(key);
}
}
}
void callbacks_t::x2_cb(int)
{
//! Zoom_in button
view_zoom = b2Max(0.9f * view_zoom, 0.02f);
resize_cb(width, height);
}
void callbacks_t::x1_cb(int)
{
//! Zoom_out button
view_zoom = b2Min(1.1f * view_zoom, 20.0f);
resize_cb(width, height);
}
