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Lua API for playing sounds

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This commit is contained in:
Perttu Ahola 2012-03-24 19:01:26 +02:00
parent 06e93f8d95
commit 601d1936c9
11 changed files with 533 additions and 21 deletions
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71
src/scriptapi.cpp
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@ -2222,7 +2222,7 @@ private:
static const char className[];
static const luaL_reg methods[];
public:
static ObjectRef *checkobject(lua_State *L, int narg)
{
luaL_checktype(L, narg, LUA_TUSERDATA);
@ -2236,7 +2236,7 @@ private:
ServerActiveObject *co = ref->m_object;
return co;
}
private:
static LuaEntitySAO* getluaobject(ObjectRef *ref)
{
ServerActiveObject *obj = getobject(ref);
@ -3134,10 +3134,6 @@ const luaL_reg EnvRef::methods[] = {
{0,0}
};
/*
Global functions
*/
class LuaABM : public ActiveBlockModifier
{
private:
@ -3211,6 +3207,47 @@ public:
}
};
/*
ServerSoundParams
*/
static void read_server_sound_params(lua_State *L, int index,
ServerSoundParams &params)
{
if(index < 0)
index = lua_gettop(L) + 1 + index;
// Clear
params = ServerSoundParams();
if(lua_istable(L, index)){
getfloatfield(L, index, "gain", params.gain);
getstringfield(L, index, "to_player", params.to_player);
lua_getfield(L, index, "pos");
if(!lua_isnil(L, -1)){
v3f p = read_v3f(L, -1)*BS;
params.pos = p;
params.type = ServerSoundParams::SSP_POSITIONAL;
}
lua_pop(L, 1);
lua_getfield(L, index, "object");
if(!lua_isnil(L, -1)){
ObjectRef *ref = ObjectRef::checkobject(L, -1);
ServerActiveObject *sao = ObjectRef::getobject(ref);
if(sao){
params.object = sao->getId();
params.type = ServerSoundParams::SSP_OBJECT;
}
}
lua_pop(L, 1);
params.max_hear_distance = BS*getfloatfield_default(L, index,
"max_hear_distance", params.max_hear_distance/BS);
getboolfield(L, index, "loop", params.loop);
}
}
/*
Global functions
*/
// debug(text)
// Writes a line to dstream
static int l_debug(lua_State *L)
@ -3674,6 +3711,26 @@ static int l_get_worldpath(lua_State *L)
return 1;
}
// sound_play(spec, parameters)
static int l_sound_play(lua_State *L)
{
SimpleSoundSpec spec;
read_soundspec(L, 1, spec);
ServerSoundParams params;
read_server_sound_params(L, 2, params);
s32 handle = get_server(L)->playSound(spec, params);
lua_pushinteger(L, handle);
return 1;
}
// sound_stop(handle)
static int l_sound_stop(lua_State *L)
{
int handle = luaL_checkinteger(L, 1);
get_server(L)->stopSound(handle);
return 0;
}
static const struct luaL_Reg minetest_f [] = {
{"debug", l_debug},
{"log", l_log},
@ -3691,6 +3748,8 @@ static const struct luaL_Reg minetest_f [] = {
{"get_current_modname", l_get_current_modname},
{"get_modpath", l_get_modpath},
{"get_worldpath", l_get_worldpath},
{"sound_play", l_sound_play},
{"sound_stop", l_sound_stop},
{NULL, NULL}
};