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Expose more music functions to Lua

This commit is contained in:
Steel Titanium 2020-10-31 20:15:41 -05:00
parent 713b965a85
commit ac7781a3b3
5 changed files with 267 additions and 6 deletions
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16
src/dehacked.c
View File

@ -26,6 +26,7 @@
#include "dehacked.h"
#include "st_stuff.h"
#include "i_system.h"
#include "i_sound.h" // musictype_t (for lua)
#include "p_local.h" // for var1 and var2, and some constants
#include "p_setup.h"
#include "r_data.h"
@ -10106,6 +10107,21 @@ struct {
{"MA_NOCUTSCENES",MA_NOCUTSCENES},
{"MA_INGAME",MA_INGAME},
// music types
{"MU_NONE", MU_NONE},
{"MU_CMD", MU_CMD},
{"MU_WAV", MU_WAV},
{"MU_MOD", MU_MOD},
{"MU_MID", MU_MID},
{"MU_OGG", MU_OGG},
{"MU_MP3", MU_MP3},
{"MU_MP3_MAD_UNUSED", MU_MP3_MAD_UNUSED},
{"MU_FLAC", MU_FLAC},
{"MU_MODPLUG_UNUSED", MU_MODPLUG_UNUSED},
{"MU_GME", MU_GME},
{"MU_MOD_EX", MU_MOD_EX},
{"MU_MID_EX", MU_MID_EX},
{NULL,0}
};

188
src/lua_baselib.c
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@ -3006,6 +3006,185 @@ static int lib_sStartMusicCaption(lua_State *L)
return 0;
}
static int lib_sMusicType(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))
lua_pushinteger(L, S_MusicType());
else
lua_pushnil(L);
return 1;
}
static int lib_sMusicPlaying(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))
lua_pushboolean(L, S_MusicPlaying());
else
lua_pushnil(L);
return 1;
}
static int lib_sMusicPaused(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))
lua_pushboolean(L, S_MusicPaused());
else
lua_pushnil(L);
return 1;
}
static int lib_sMusicName(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))
lua_pushstring(L, S_MusicName());
else
lua_pushnil(L);
return 1;
}
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_sSetMusicLoopPoint(lua_State *L)
{
UINT32 looppoint = (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_SetMusicLoopPoint(looppoint));
else
lua_pushnil(L);
return 1;
}
static int lib_sGetMusicLoopPoint(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))
lua_pushinteger(L, (int)S_GetMusicLoopPoint());
else
lua_pushnil(L);
return 1;
}
static int lib_sPauseMusic(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_PauseAudio();
lua_pushboolean(L, true);
}
else
lua_pushnil(L);
return 1;
}
static int lib_sResumeMusic(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_ResumeAudio();
lua_pushboolean(L, true);
}
else
lua_pushnil(L);
return 1;
}
// G_GAME
////////////
@ -3712,6 +3891,15 @@ static luaL_Reg lib[] = {
{"S_IdPlaying",lib_sIdPlaying},
{"S_SoundPlaying",lib_sSoundPlaying},
{"S_StartMusicCaption", lib_sStartMusicCaption},
{"S_MusicType",lib_sMusicType},
{"S_MusicPlaying",lib_sMusicPlaying},
{"S_MusicPaused",lib_sMusicPaused},
{"S_MusicName",lib_sMusicName},
{"S_MusicExists",lib_sMusicExists},
{"S_SetMusicLoopPoint",lib_sSetMusicLoopPoint},
{"S_GetMusicLoopPoint",lib_sGetMusicLoopPoint},
{"S_PauseMusic",lib_sPauseMusic},
{"S_ResumeMusic", lib_sResumeMusic},
// g_game
{"G_AddGametype", lib_gAddGametype},

2
src/lua_hook.h
View File

@ -60,6 +60,7 @@ enum hook {
hook_ShouldJingleContinue,
hook_GameQuit,
hook_PlayerCmd,
hook_MusicChange,
hook_MAX // last hook
};
@ -118,3 +119,4 @@ boolean LUAh_SeenPlayer(player_t *player, player_t *seenfriend); // Hook for MT_
boolean LUAh_ShouldJingleContinue(player_t *player, const char *musname); // Hook for whether a jingle of the given music should continue playing
void LUAh_GameQuit(void); // Hook for game quitting
boolean LUAh_PlayerCmd(player_t *player, ticcmd_t *cmd); // Hook for building player's ticcmd struct (Ported from SRB2Kart)
boolean LUAh_MusicChange(const char *oldname, char *newname, UINT16 *mflags, boolean *looping, UINT32 *position, UINT32 *prefadems, UINT32 *fadeinms); // Hook for music changes

60
src/lua_hooklib.c
View File

@ -76,6 +76,7 @@ const char *const hookNames[hook_MAX+1] = {
"ShouldJingleContinue",
"GameQuit",
"PlayerCmd",
"MusicChange",
NULL
};
@ -1912,3 +1913,62 @@ boolean LUAh_PlayerCmd(player_t *player, ticcmd_t *cmd)
hook_cmd_running = false;
return hooked;
}
// Hook for music changes
boolean LUAh_MusicChange(const char *oldname, char *newname, UINT16 *mflags, boolean *looping,
UINT32 *position, UINT32 *prefadems, UINT32 *fadeinms)
{
hook_p hookp;
boolean hooked = false;
if (!gL || !(hooksAvailable[hook_MusicChange/8] & (1<<(hook_MusicChange%8))))
return false;
lua_settop(gL, 0);
lua_pushcfunction(gL, LUA_GetErrorMessage);
for (hookp = roothook; hookp; hookp = hookp->next)
if (hookp->type == hook_MusicChange)
{
PushHook(gL, hookp);
lua_pushstring(gL, oldname);
lua_pushstring(gL, newname);
lua_pushinteger(gL, *mflags);
lua_pushboolean(gL, *looping);
lua_pushinteger(gL, *position);
lua_pushinteger(gL, *prefadems);
lua_pushinteger(gL, *fadeinms);
if (lua_pcall(gL, 7, 6, 1)) {
CONS_Alert(CONS_WARNING,"%s\n",lua_tostring(gL,-1));
lua_pop(gL, 1);
continue;
}
// output 1: true, false, or string musicname override
if (lua_isboolean(gL, -6) && lua_toboolean(gL, -6))
hooked = true;
else if (lua_isstring(gL, -6))
strncpy(newname, lua_tostring(gL, -6), 7);
// output 2: mflags override
if (lua_isnumber(gL, -5))
*mflags = lua_tonumber(gL, -5);
// output 3: looping override
if (lua_isboolean(gL, -4))
*looping = lua_toboolean(gL, -4);
// output 4: position override
if (lua_isboolean(gL, -3))
*position = lua_tonumber(gL, -3);
// output 5: prefadems override
if (lua_isboolean(gL, -2))
*prefadems = lua_tonumber(gL, -2);
// output 6: fadeinms override
if (lua_isboolean(gL, -1))
*fadeinms = lua_tonumber(gL, -1);
lua_pop(gL, 7); // Pop returned values and error handler
}
lua_settop(gL, 0);
newname[6] = 0;
return hooked;
}

7
src/s_sound.c
View File

@ -29,10 +29,7 @@
#include "fastcmp.h"
#include "m_misc.h" // for tunes command
#include "m_cond.h" // for conditionsets
#ifdef HAVE_LUA_MUSICPLUS
#include "lua_hook.h" // MusicChange hook
#endif
#ifdef HW3SOUND
// 3D Sound Interface
@ -2272,10 +2269,8 @@ void S_ChangeMusicEx(const char *mmusic, UINT16 mflags, boolean looping, UINT32
return;
strncpy(newmusic, mmusic, 7);
#ifdef HAVE_LUA_MUSICPLUS
if(LUAh_MusicChange(music_name, newmusic, &mflags, &looping, &position, &prefadems, &fadeinms))
if (LUAh_MusicChange(music_name, newmusic, &mflags, &looping, &position, &prefadems, &fadeinms))
return;
#endif
newmusic[6] = 0;
// No Music (empty string)