vivlim
/
Kart-Public
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Add safe lua music functions 

S_MusicExists
S_SetInternalMusicVolume
S_StopFadingMusic
S_FadeMusic
S_FadeOutStopMusic
This commit is contained in:
mazmazz 2019-01-02 04:58:03 -05:00
parent 1aacfee80c
commit e2e345988a
1 changed files with 145 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

145
src/lua_baselib.c
View File

@ -1899,6 +1899,42 @@ static int lib_sSpeedMusic(lua_State *L)
return 0;
}
static int lib_sMusicExists(lua_State *L)
{
boolean checkMIDI = lua_opttrueboolean(L, 2);
boolean checkDigi = lua_opttrueboolean(L, 3);
#ifdef MUSICSLOT_COMPATIBILITY
const char *music_name;
UINT32 music_num;
char music_compat_name[7];
UINT16 music_flags = 0;
NOHUD
if (lua_isnumber(L, 1))
{
music_num = (UINT32)luaL_checkinteger(L, 1);
music_flags = (UINT16)(music_num & 0x0000FFFF);
if (music_flags && music_flags <= 1035)
snprintf(music_compat_name, 7, "%sM", G_BuildMapName((INT32)music_flags));
else if (music_flags && music_flags <= 1050)
strncpy(music_compat_name, compat_special_music_slots[music_flags - 1036], 7);
else
music_compat_name[0] = 0; // becomes empty string
music_compat_name[6] = 0;
music_name = (const char *)&music_compat_name;
}
else
{
music_num = 0;
music_name = luaL_checkstring(L, 1);
}
#else
const char *music_name = luaL_checkstring(L, 1);
#endif
NOHUD
lua_pushboolean(L, S_MusicExists(music_name, checkMIDI, checkDigi));
return 1;
}
static int lib_sStopMusic(lua_State *L)
{
player_t *player = NULL;
@ -1914,6 +1950,110 @@ static int lib_sStopMusic(lua_State *L)
return 0;
}
static int lib_sSetInternalMusicVolume(lua_State *L)
{
UINT32 volume = (UINT32)luaL_checkinteger(L, 1);
player_t *player = NULL;
NOHUD
if (!lua_isnone(L, 2) && lua_isuserdata(L, 2))
{
player = *((player_t **)luaL_checkudata(L, 2, META_PLAYER));
if (!player)
return LUA_ErrInvalid(L, "player_t");
}
if (!player || P_IsLocalPlayer(player))
{
S_SetInternalMusicVolume(volume);
lua_pushboolean(L, true);
}
else
lua_pushnil(L);
return 1;
}
static int lib_sStopFadingMusic(lua_State *L)
{
player_t *player = NULL;
NOHUD
if (!lua_isnone(L, 1) && lua_isuserdata(L, 1))
{
player = *((player_t **)luaL_checkudata(L, 1, META_PLAYER));
if (!player)
return LUA_ErrInvalid(L, "player_t");
}
if (!player || P_IsLocalPlayer(player))
{
S_StopFadingMusic();
lua_pushboolean(L, true);
}
else
lua_pushnil(L);
return 1;
}
static int lib_sFadeMusic(lua_State *L)
{
UINT32 target_volume = (UINT32)luaL_checkinteger(L, 1);
UINT32 ms;
INT32 source_volume;
player_t *player = NULL;
NOHUD
if (!lua_isnone(L, 3) && lua_isuserdata(L, 3))
{
player = *((player_t **)luaL_checkudata(L, 3, META_PLAYER));
if (!player)
return LUA_ErrInvalid(L, "player_t");
ms = (UINT32)luaL_checkinteger(L, 2);
source_volume = -1;
}
else if (!lua_isnone(L, 4) && lua_isuserdata(L, 4))
{
player = *((player_t **)luaL_checkudata(L, 4, META_PLAYER));
if (!player)
return LUA_ErrInvalid(L, "player_t");
source_volume = (INT32)luaL_checkinteger(L, 2);
ms = (UINT32)luaL_checkinteger(L, 3);
}
else if (luaL_optinteger(L, 3, INT32_MAX) == INT32_MAX)
{
ms = (UINT32)luaL_checkinteger(L, 2);
source_volume = -1;
}
else
{
source_volume = (INT32)luaL_checkinteger(L, 2);
ms = (UINT32)luaL_checkinteger(L, 3);
}
NOHUD
if (!player || P_IsLocalPlayer(player))
lua_pushboolean(L, S_FadeMusicFromVolume(target_volume, source_volume, ms));
else
lua_pushnil(L);
return 1;
}
static int lib_sFadeOutStopMusic(lua_State *L)
{
UINT32 ms = (UINT32)luaL_checkinteger(L, 1);
player_t *player = NULL;
NOHUD
if (!lua_isnone(L, 2) && lua_isuserdata(L, 2))
{
player = *((player_t **)luaL_checkudata(L, 2, META_PLAYER));
if (!player)
return LUA_ErrInvalid(L, "player_t");
}
if (!player || P_IsLocalPlayer(player))
{
lua_pushboolean(L, S_FadeOutStopMusic(ms));
}
else
lua_pushnil(L);
return 1;
}
static int lib_sOriginPlaying(lua_State *L)
{
void *origin = *((mobj_t **)luaL_checkudata(L, 1, META_MOBJ));
@ -2265,7 +2405,12 @@ static luaL_Reg lib[] = {
{"S_StopSound",lib_sStopSound},
{"S_ChangeMusic",lib_sChangeMusic},
{"S_SpeedMusic",lib_sSpeedMusic},
{"S_MusicExists",lib_sMusicExists},
{"S_StopMusic",lib_sStopMusic},
{"S_SetInternalMusicVolume", lib_sSetInternalMusicVolume},
{"S_StopFadingMusic",lib_sStopFadingMusic},
{"S_FadeMusic",lib_sFadeMusic},
{"S_FadeOutStopMusic",lib_sFadeOutStopMusic},
{"S_OriginPlaying",lib_sOriginPlaying},
{"S_IdPlaying",lib_sIdPlaying},
{"S_SoundPlaying",lib_sSoundPlaying},