void MainMenu::updateConnecting()
{
/*
* Cubes are in the 'connectingCubes' set between when they first connect
* and when they become usable for the menu. They go through three states:
*
* 1. Displaying the Sifteo logo. This starts in cubeConnect(), and runs on a timer.
*
* 2. Loading assets. We start the load itself in cubeConnect(). After the logo
* finishes, we switch to displaying a progress animation.
*
* 3. When loading finishes, we draw an idle screen on the cube and remove it
* form connectingCubes.
*/
SystemTime now = SystemTime::now();
/*
* Look for state transitions from (1) to (2)
*/
CubeSet beginLoadingAnim;
beginLoadingAnim.clear();
for (CubeID cube : connectingCubes & ~loadingCubes) {
if ((now - Shared::connectTime[cube]).milliseconds() >= kDisplayBlueLogoTimeMS) {
loadingCubes.mark(cube);
beginLoadingAnim.mark(cube);
}
}
if (!beginLoadingAnim.empty()) {
loadingAnimation.begin(beginLoadingAnim);
}
/*
* Let cubes participate in the loading animation until the whole load is done
*/
if (loadingCubes.empty()) {
// nothing to do
return;
}
if (!loader.isComplete()) {
// Still loading, update progress
loadingAnimation.paint(loadingCubes, loader.averageProgress(100));
return;
}
// Loading is done!
loadingAnimation.end(loadingCubes);
// Draw an idle screen on each cube, and remove it from connectingCubes
for (CubeID cube : loadingCubes) {
auto& vid = Shared::video[cube];
vid.initMode(BG0);
vid.bg0.erase(Menu_StripeTile);
vid.bg0.image(vec(0,0), Menu_IdleCube);
connectingCubes.clear(cube);
// Dispatch connected event to current applet now that the cube is ready
if (itemIndexCurrent >= 0) {
ASSERT(itemIndexCurrent < items.count());
MainMenuItem *item = items[itemIndexCurrent];
item->onCubeConnect(cube);
// If a game was waiting on a cube to launch, try again.
if (cubeRangeSavedIcon && areEnoughCubesConnected(itemIndexCurrent)) {
itemIndexChoice = itemIndexCurrent;
toggleCubeRangeAlert(); // remove the warning asking for more cubes
}
}
updateCubeRangeAlert();
}
loadingCubes.clear();
}
void MainMenu::eventLoop()
{
while (1) {
// Need to bind the menu to a new cube?
if (!mainCube.isDefined()) {
/*
* Make sure we have at least one cube. Until we do, there's nothing
* we can do, so just play our "cube missing" sound periodically.
*
* This exits as soon as at least one cube is in CubeSet::connected(),
* but that cube may still be busy loading assets or showing the logo.
*/
waitForACube();
/*
* Wait until we have a cube that's usable for our menu
*/
while (1) {
CubeSet usable = CubeSet::connected() & ~connectingCubes;
if (usable.empty()) {
System::paint();
updateMusic();
updateConnecting();
System::yield();
continue;
} else {
mainCube = *usable.begin();
break;
}
}
// try and avoid some of the garbage we often see :P
System::finish();
if (itemIndexCurrent >= 0) {
if (itemIndexCurrent > 0 && items[itemIndexCurrent]->isFirstRun()) {
initMenu(itemIndexCurrent, true, 0);
} else {
initMenu(itemIndexCurrent, true);
}
} else {
initMenu(0, false);
}
}
MenuEvent e;
itemIndexChoice = -1;
// Keep running until a choice is made or the menu cube disconnects
while (mainCube.isDefined() && menu.pollEvent(&e)) {
updateConnecting();
updateSound();
updateMusic();
updateAlerts();
handleEvent(e);
}
if (itemIndexChoice >= 0) {
ASSERT(itemIndexChoice < items.count());
return execItem(items[itemIndexChoice]);
}
}
}
