int PlayerSelection(int numPlayers, GraphicsDevice *graphics)
{
int i;
int hasInputDevice[MAX_PLAYERS];
PlayerSelectMenu menus[MAX_PLAYERS];
for (i = 0; i < numPlayers; i++)
{
PlayerSelectMenusCreate(
&menus[i], numPlayers, i,
&gCampaign.Setting.characters.players[i], &gPlayerDatas[i],
&gInputDevices, graphics, &gConfig.Input);
hasInputDevice[i] = 0;
}
KeyInit(&gInputDevices.keyboard);
for (;;)
{
int cmds[MAX_PLAYERS];
int isDone = 1;
InputPoll(&gInputDevices, SDL_GetTicks());
if (KeyIsPressed(&gInputDevices.keyboard, SDLK_ESCAPE))
{
// TODO: destroy menus
return 0; // hack to allow exit
}
GetPlayerCmds(&cmds, gPlayerDatas);
for (i = 0; i < numPlayers; i++)
{
if (hasInputDevice[i] && !MenuIsExit(&menus[i].ms))
{
MenuProcessCmd(&menus[i].ms, cmds[i]);
}
}
for (i = 0; i < numPlayers; i++)
{
if (!MenuIsExit(&menus[i].ms))
{
isDone = 0;
}
}
if (isDone)
{
break;
}
AssignPlayerInputDevices(
hasInputDevice, numPlayers,
gPlayerDatas, &gInputDevices, &gConfig.Input);
GraphicsBlitBkg(graphics);
for (i = 0; i < numPlayers; i++)
{
if (hasInputDevice[i])
{
MenuDisplay(&menus[i].ms);
}
else
{
Vec2i center;
const char *prompt = "Press Fire to join...";
Vec2i offset = Vec2iScaleDiv(TextGetSize(prompt), -2);
int w = graphics->cachedConfig.ResolutionWidth;
int h = graphics->cachedConfig.ResolutionHeight;
switch (numPlayers)
{
case 1:
// Center of screen
center = Vec2iNew(w / 2, h / 2);
break;
case 2:
// Side by side
center = Vec2iNew(i * w / 2 + w / 4, h / 2);
break;
case 3:
case 4:
// Four corners
center = Vec2iNew(
(i & 1) * w / 2 + w / 4, (i / 2) * h / 2 + h / 4);
break;
default:
assert(0 && "not implemented");
break;
}
DrawTextString(prompt, graphics, Vec2iAdd(center, offset));
}
}
BlitFlip(graphics, &gConfig.Graphics);
SDL_Delay(10);
}
for (i = 0; i < numPlayers; i++)
{
MenuSystemTerminate(&menus[i].ms);
}
return 1;
}
static GameLoopResult PlayerSelectionUpdate(void *data)
{
PlayerSelectionData *pData = data;
// Check if anyone pressed escape
int cmds[MAX_LOCAL_PLAYERS];
memset(cmds, 0, sizeof cmds);
GetPlayerCmds(&gEventHandlers, &cmds);
if (EventIsEscape(&gEventHandlers, cmds, GetMenuCmd(&gEventHandlers)))
{
pData->IsOK = false;
return UPDATE_RESULT_EXIT;
}
// Menu input
int idx = 0;
for (int i = 0; i < (int)gPlayerDatas.size; i++, idx++)
{
const PlayerData *p = CArrayGet(&gPlayerDatas, i);
if (!p->IsLocal)
{
idx--;
continue;
}
if (p->inputDevice != INPUT_DEVICE_UNSET &&
!MenuIsExit(&pData->menus[idx].ms) && cmds[idx])
{
MenuProcessCmd(&pData->menus[idx].ms, cmds[idx]);
}
}
// Conditions for exit: at least one player has selected "Done",
// and no other players, if any, are still selecting their player
// The "players" with no input device are turned into AIs
bool hasAtLeastOneInput = false;
bool isDone = true;
idx = 0;
for (int i = 0; i < (int)gPlayerDatas.size; i++, idx++)
{
const PlayerData *p = CArrayGet(&gPlayerDatas, i);
if (!p->IsLocal)
{
idx--;
continue;
}
if (p->inputDevice != INPUT_DEVICE_UNSET)
{
hasAtLeastOneInput = true;
if (strcmp(pData->menus[idx].ms.current->name, "Done") != 0)
{
isDone = false;
}
}
}
if (isDone && hasAtLeastOneInput)
{
return UPDATE_RESULT_EXIT;
}
AssignPlayerInputDevices(&gEventHandlers);
return UPDATE_RESULT_DRAW;
}
