mirror of
https://github.com/bjornbytes/lovr.git
synced 2024-07-22 13:43:35 +00:00
180 lines
4.9 KiB
C
180 lines
4.9 KiB
C
#include "api.h"
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#include "event/event.h"
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map_int_t EventTypes;
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static int pollRef;
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static int nextEvent(lua_State* L) {
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Event event;
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if (!lovrEventPoll(&event)) {
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return 0;
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}
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luax_pushenum(L, &EventTypes, event.type);
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switch (event.type) {
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case EVENT_QUIT:
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if (event.data.quit.restart) {
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lua_pushstring(L, "restart");
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} else {
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lua_pushnumber(L, event.data.quit.exitCode);
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}
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return 2;
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case EVENT_FOCUS:
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lua_pushboolean(L, event.data.focus.focused);
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return 2;
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case EVENT_MOUNT:
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lua_pushboolean(L, event.data.mount.mounted);
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return 2;
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case EVENT_THREAD_ERROR:
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luax_pushtype(L, Thread, event.data.threaderror.thread);
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lua_pushstring(L, event.data.threaderror.error);
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free((void*) event.data.threaderror.error);
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return 3;
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case EVENT_CONTROLLER_ADDED:
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luax_pushtype(L, Controller, event.data.controlleradded.controller);
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lovrRelease(event.data.controlleradded.controller);
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return 2;
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case EVENT_CONTROLLER_REMOVED:
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luax_pushtype(L, Controller, event.data.controllerremoved.controller);
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lovrRelease(event.data.controlleradded.controller);
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return 2;
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case EVENT_CONTROLLER_PRESSED:
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luax_pushtype(L, Controller, event.data.controllerpressed.controller);
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luax_pushenum(L, &ControllerButtons, event.data.controllerpressed.button);
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return 3;
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case EVENT_CONTROLLER_RELEASED:
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luax_pushtype(L, Controller, event.data.controllerreleased.controller);
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luax_pushenum(L, &ControllerButtons, event.data.controllerreleased.button);
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return 3;
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default:
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return 1;
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}
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}
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int l_lovrEventInit(lua_State* L) {
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lua_newtable(L);
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luaL_register(L, NULL, lovrEvent);
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// Store nextEvent in the registry to avoid creating a closure every time we poll for events.
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lua_pushcfunction(L, nextEvent);
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pollRef = luaL_ref(L, LUA_REGISTRYINDEX);
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map_init(&EventTypes);
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map_set(&EventTypes, "quit", EVENT_QUIT);
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map_set(&EventTypes, "focus", EVENT_FOCUS);
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map_set(&EventTypes, "mount", EVENT_MOUNT);
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map_set(&EventTypes, "threaderror", EVENT_THREAD_ERROR);
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map_set(&EventTypes, "controlleradded", EVENT_CONTROLLER_ADDED);
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map_set(&EventTypes, "controllerremoved", EVENT_CONTROLLER_REMOVED);
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map_set(&EventTypes, "controllerpressed", EVENT_CONTROLLER_PRESSED);
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map_set(&EventTypes, "controllerreleased", EVENT_CONTROLLER_RELEASED);
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lovrEventInit();
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return 1;
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}
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int l_lovrEventClear(lua_State* L) {
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lovrEventClear();
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return 0;
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}
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int l_lovrEventPoll(lua_State* L) {
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lua_rawgeti(L, LUA_REGISTRYINDEX, pollRef);
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return 1;
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}
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int l_lovrEventPump(lua_State* L) {
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lovrEventPump();
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return 0;
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}
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int l_lovrEventPush(lua_State* L) {
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EventType type = *(EventType*) luax_checkenum(L, 1, &EventTypes, "event type");
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EventData data;
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switch (type) {
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case EVENT_QUIT:
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if (lua_type(L, 2) == LUA_TSTRING) {
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data.quit.restart = lua_toboolean(L, 2);
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} else {
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data.quit.exitCode = luaL_optint(L, 2, 0);
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}
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break;
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case EVENT_FOCUS:
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data.focus.focused = lua_toboolean(L, 2);
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break;
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case EVENT_MOUNT:
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data.mount.mounted = lua_toboolean(L, 2);
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break;
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case EVENT_THREAD_ERROR:
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data.threaderror.thread = luax_checktype(L, 2, Thread);
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data.threaderror.error = luaL_checkstring(L, 3);
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break;
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case EVENT_CONTROLLER_ADDED:
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data.controlleradded.controller = luax_checktype(L, 2, Controller);
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break;
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case EVENT_CONTROLLER_REMOVED:
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data.controllerremoved.controller = luax_checktype(L, 2, Controller);
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break;
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case EVENT_CONTROLLER_PRESSED:
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data.controllerpressed.controller = luax_checktype(L, 2, Controller);
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data.controllerpressed.button = *(ControllerButton*) luax_checkenum(L, 3, &ControllerButtons, "button");
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break;
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case EVENT_CONTROLLER_RELEASED:
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data.controllerreleased.controller = luax_checktype(L, 2, Controller);
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data.controllerreleased.button = *(ControllerButton*) luax_checkenum(L, 3, &ControllerButtons, "button");
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break;
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}
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Event event = { .type = type, .data = data };
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lovrEventPush(event);
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return 0;
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}
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int l_lovrEventQuit(lua_State* L) {
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EventData data;
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int argType = lua_type(L, 1);
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if (argType == LUA_TSTRING && 0 == strcmp("restart", lua_tostring(L, 1))) {
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data.quit.restart = true;
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data.quit.exitCode = 0;
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} else if (argType == LUA_TNUMBER || lua_isnoneornil(L, 1)) {
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data.quit.restart = false;
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data.quit.exitCode = luaL_optint(L, 1, 0);
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} else {
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return luaL_argerror (L, 1, "number, nil or the exact string 'restart' expected");
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}
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EventType type = EVENT_QUIT;
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Event event = { .type = type, .data = data };
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lovrEventPush(event);
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return 0;
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}
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const luaL_Reg lovrEvent[] = {
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{ "clear", l_lovrEventClear },
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{ "poll", l_lovrEventPoll },
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{ "pump", l_lovrEventPump },
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{ "push", l_lovrEventPush },
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{ "quit", l_lovrEventQuit },
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{ NULL, NULL }
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};
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