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Backwards compatibility. 

A test WAD for all possible use cases I can think of
can be found here:
https://dl.dropboxusercontent.com/u/3518218/21/secret/bc_test.wad
This commit is contained in:
Inuyasha 2016-03-03 02:54:07 -08:00
parent f5ba192f0b
commit 7349cbdbc0
5 changed files with 171 additions and 13 deletions
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110
src/dehacked.c
View File

@ -65,6 +65,9 @@ static mobjtype_t get_mobjtype(const char *word);
static statenum_t get_state(const char *word);
static spritenum_t get_sprite(const char *word);
static sfxenum_t get_sfx(const char *word);
#ifdef MUSICSLOT_COMPATIBILITY
static UINT16 get_mus(const char *word, UINT8 dehacked_mode);
#endif
static hudnum_t get_huditem(const char *word);
#ifndef HAVE_BLUA
static powertype_t get_power(const char *word);
@ -1173,22 +1176,19 @@ static void readlevelheader(MYFILE *f, INT32 num)
sizeof(mapheaderinfo[num-1]->musname), va("Level header %d: music", num));
}
}
#ifdef MUSICSLOT_COMPATIBILITY
else if (fastcmp(word, "MUSICSLOT"))
{ // Backwards compatibility?
// Convert to map number
if (word2[0] >= 'A' && word2[0] <= 'Z' && word2[2] == '\0')
i = M_MapNumber(word2[0], word2[1]);
if (!i)
mapheaderinfo[num-1]->musname[0] = 0; // becomes empty string
else if (i > 1035)
deh_warning("Level header %d: musicslot out of range (0 - 1035)\n", num);
else // it's just a number
{
{
i = get_mus(word2, true);
if (i && i <= 1035)
snprintf(mapheaderinfo[num-1]->musname, 7, "%sM", G_BuildMapName(i));
mapheaderinfo[num-1]->musname[6] = 0;
}
else if (i && i <= 1050)
strncpy(mapheaderinfo[num-1]->musname, compat_special_music_slots[i - 1036], 7);
else
mapheaderinfo[num-1]->musname[0] = 0; // becomes empty string
mapheaderinfo[num-1]->musname[6] = 0;
}
#endif
else if (fastcmp(word, "MUSICTRACK"))
mapheaderinfo[num-1]->mustrack = ((UINT16)i - 1);
else if (fastcmp(word, "FORCECHARACTER"))
@ -1463,6 +1463,20 @@ static void readcutscenescene(MYFILE *f, INT32 num, INT32 scenenum)
strncpy(cutscenes[num]->scene[scenenum].musswitch, word2, 7);
cutscenes[num]->scene[scenenum].musswitch[6] = 0;
}
#ifdef MUSICSLOT_COMPATIBILITY
else if (fastcmp(word, "MUSICSLOT"))
{
DEH_WriteUndoline(word, cutscenes[num]->scene[scenenum].musswitch, UNDO_NONE);
i = get_mus(word2, true);
if (i && i <= 1035)
snprintf(cutscenes[num]->scene[scenenum].musswitch, 7, "%sM", G_BuildMapName(i));
else if (i && i <= 1050)
strncpy(cutscenes[num]->scene[scenenum].musswitch, compat_special_music_slots[i - 1036], 7);
else
cutscenes[num]->scene[scenenum].musswitch[0] = 0; // becomes empty string
cutscenes[num]->scene[scenenum].musswitch[6] = 0;
}
#endif
else if (fastcmp(word, "MUSICTRACK"))
{
DEH_WriteUndoline(word, va("%u", cutscenes[num]->scene[scenenum].musswitchflags), UNDO_NONE);
@ -7978,6 +7992,46 @@ static sfxenum_t get_sfx(const char *word)
return sfx_None;
}
#ifdef MUSICSLOT_COMPATIBILITY
static UINT16 get_mus(const char *word, UINT8 dehacked_mode)
{ // Returns the value of MUS_ enumerations
UINT16 i;
char lumptmp[4];
if (*word >= '0' && *word <= '9')
return atoi(word);
if (!word[2] && toupper(word[0]) >= 'A' && toupper(word[0]) <= 'Z')
return (UINT16)M_MapNumber(word[0], word[1]);
if (fastncmp("MUS_",word,4))
word += 4; // take off the MUS_
else if (fastncmp("O_",word,2) || fastncmp("D_",word,2))
word += 2; // take off the O_ or D_
strncpy(lumptmp, word, 4);
lumptmp[3] = 0;
if (fasticmp("MAP",lumptmp))
{
word += 3;
if (toupper(word[0]) >= 'A' && toupper(word[0]) <= 'Z')
return (UINT16)M_MapNumber(word[0], word[1]);
else if ((i = atoi(word)))
return i;
word -= 3;
if (dehacked_mode)
deh_warning("Couldn't find music named 'MUS_%s'",word);
return 0;
}
for (i = 0; compat_special_music_slots[i][0]; ++i)
if (fasticmp(word, compat_special_music_slots[i]))
return i + 1036;
if (dehacked_mode)
deh_warning("Couldn't find music named 'MUS_%s'",word);
return 0;
}
#endif
static hudnum_t get_huditem(const char *word)
{ // Returns the value of HUD_ enumerations
hudnum_t i;
@ -8176,6 +8230,13 @@ static fixed_t find_const(const char **rword)
free(word);
return r;
}
#ifdef MUSICSLOT_COMPATIBILITY
else if (fastncmp("MUS_",word,4) || fastncmp("O_",word,2)) {
r = get_mus(word, true);
free(word);
return r;
}
#endif
else if (fastncmp("PW_",word,3)) {
r = get_power(word);
free(word);
@ -8545,6 +8606,29 @@ static inline int lib_getenum(lua_State *L)
if (mathlib) return luaL_error(L, "sfx '%s' could not be found.\n", word);
return 0;
}
#ifdef MUSICSLOT_COMPATIBILITY
else if (!mathlib && fastncmp("mus_",word,4)) {
p = word+4;
if ((i = get_mus(p, false)) == 0)
return 0;
lua_pushinteger(L, i);
return 1;
}
else if (mathlib && fastncmp("MUS_",word,4)) { // SOCs are ALL CAPS!
p = word+4;
if ((i = get_mus(p, false)) == 0)
return luaL_error(L, "music '%s' could not be found.\n", word);
lua_pushinteger(L, i);
return 1;
}
else if (mathlib && (fastncmp("O_",word,2) || fastncmp("D_",word,2))) {
p = word+2;
if ((i = get_mus(p, false)) == 0)
return luaL_error(L, "music '%s' could not be found.\n", word);
lua_pushinteger(L, i);
return 1;
}
#endif
else if (!mathlib && fastncmp("pw_",word,3)) {
p = word+3;
for (i = 0; i < NUMPOWERS; i++)

4
src/doomdef.h
View File

@ -490,4 +490,8 @@ extern const char *compdate, *comptime, *comprevision, *compbranch;
/// Experimental tweaks to analog mode. (Needs a lot of work before it's ready for primetime.)
//#define REDSANALOG
/// Backwards compatibility with musicslots.
/// \note You should leave this enabled unless you're working with a future SRB2 version.
#define MUSICSLOT_COMPATIBILITY
#endif // __DOOMDEF__

42
src/lua_baselib.c
View File

@ -1636,17 +1636,59 @@ static int lib_sStopSound(lua_State *L)
static int lib_sChangeMusic(lua_State *L)
{
#ifdef MUSICSLOT_COMPATIBILITY
const char *music_name;
UINT32 music_num;
char music_compat_name[7];
boolean looping;
player_t *player = NULL;
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;
music_flags = 0;
}
else
{
music_num = 0;
music_name = luaL_checkstring(L, 1);
}
looping = (boolean)lua_opttrueboolean(L, 2);
#else
const char *music_name = luaL_checkstring(L, 1);
boolean looping = (boolean)lua_opttrueboolean(L, 2);
player_t *player = NULL;
UINT16 music_flags = 0;
NOHUD
#endif
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");
}
#ifdef MUSICSLOT_COMPATIBILITY
if (music_num)
music_flags = (UINT16)((music_num & 0x7FFF0000) >> 16);
else
#endif
music_flags = (UINT16)luaL_optinteger(L, 4, 0);
if (!player || P_IsLocalPlayer(player))

22
src/s_sound.c
View File

@ -1155,6 +1155,28 @@ void S_StartSoundName(void *mo, const char *soundname)
/// Music
/// ------------------------
#ifdef MUSICSLOT_COMPATIBILITY
const char *compat_special_music_slots[16] =
{
"titles", // 1036 title screen
"read_m", // 1037 intro
"lclear", // 1038 level clear
"invinc", // 1039 invincibility
"shoes", // 1040 super sneakers
"minvnc", // 1041 Mario invincibility
"drown", // 1042 drowning
"gmover", // 1043 game over
"xtlife", // 1044 extra life
"contsc", // 1045 continue screen
"supers", // 1046 Super Sonic
"chrsel", // 1047 character select
"credit", // 1048 credits
"racent", // 1049 Race Results
"stjr", // 1050 Sonic Team Jr. Presents
""
};
#endif
#define music_playing (music_name[0]) // String is empty if no music is playing
static char music_name[7]; // up to 6-character name

6
src/s_sound.h
View File

@ -139,4 +139,10 @@ void S_StopSoundByNum(sfxenum_t sfxnum);
#define S_StartScreamSound S_StartSound
#endif
#ifdef MUSICSLOT_COMPATIBILITY
// For compatibility with code/scripts relying on older versions
// This is a list of all the "special" slot names and their associated numbers
const char *compat_special_music_slots[16];
#endif
#endif