mirror of
https://git.do.srb2.org/STJr/SRB2.git
synced 2025-02-16 17:11:33 +00:00
LUA_EnumLib optimizations for constant value access
- constants are stored into _G after first use - made LUA_EvalMath's dedicated Lua state permanent so it can also benefit from these optimizations
This commit is contained in:
Hannu Hanhi
parent
93512ae9f9
commit
3bff9011d8
4 changed files with 134 additions and 76 deletions
169
src/deh_lua.c
169
src/deh_lua.c
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@ -10,20 +10,7 @@
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/// \file deh_lua.c
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/// \brief Lua SOC library
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#include "g_game.h"
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#include "s_sound.h"
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#include "z_zone.h"
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#include "m_menu.h"
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#include "m_misc.h"
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#include "p_local.h"
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#include "st_stuff.h"
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#include "fastcmp.h"
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#include "lua_script.h"
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#include "lua_libs.h"
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#include "dehacked.h"
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#include "deh_lua.h"
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#include "deh_tables.h"
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// freeslot takes a name (string only!)
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// and allocates it to the appropriate free slot.
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@ -89,6 +76,8 @@ static inline int lib_freeslot(lua_State *L)
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strncpy(sprnames[j],word,4);
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//sprnames[j][4] = 0;
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used_spr[(j-SPR_FIRSTFREESLOT)/8] |= 1<<(j%8); // Okay, this sprite slot has been named now.
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// Lua needs to update the value in _G if it exists
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LUA_UpdateSprName(word, j);
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lua_pushinteger(L, j);
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r++;
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break;
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@ -216,18 +205,27 @@ static int lib_dummysuper(lua_State *L)
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return luaL_error(L, "Can't call super() outside of hardcode-replacing A_Action functions being called by state changes!"); // convoluted, I know. @_@;;
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}
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static inline int lib_getenum(lua_State *L)
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static void CacheAndPushConstant(lua_State *L, const char *name, lua_Integer value)
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{
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const char *word, *p;
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// "cache" into _G
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lua_pushstring(L, name);
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lua_pushinteger(L, value);
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lua_rawset(L, LUA_GLOBALSINDEX);
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// push
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lua_pushinteger(L, value);
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}
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// Search for a matching constant variable.
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// Result is stored into _G for faster subsequent use. (Except for SPR_ in the SOC parser)
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static int ScanConstants(lua_State *L, boolean mathlib, const char *word)
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{
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const char *p;
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fixed_t i;
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boolean mathlib = lua_toboolean(L, lua_upvalueindex(1));
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if (lua_type(L,2) != LUA_TSTRING)
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return 0;
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word = lua_tostring(L,2);
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if (strlen(word) == 1) { // Assume sprite frame if length 1.
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if (*word >= 'A' && *word <= '~')
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{
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lua_pushinteger(L, *word-'A');
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CacheAndPushConstant(L, word, *word-'A');
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return 1;
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}
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if (mathlib) return luaL_error(L, "constant '%s' could not be parsed.\n", word);
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@ -237,7 +235,7 @@ static inline int lib_getenum(lua_State *L)
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p = word+3;
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for (i = 0; MOBJFLAG_LIST[i]; i++)
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if (fastcmp(p, MOBJFLAG_LIST[i])) {
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lua_pushinteger(L, ((lua_Integer)1<<i));
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CacheAndPushConstant(L, word, ((lua_Integer)1<<i));
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return 1;
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}
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if (mathlib) return luaL_error(L, "mobjflag '%s' could not be found.\n", word);
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@ -247,7 +245,7 @@ static inline int lib_getenum(lua_State *L)
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p = word+4;
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for (i = 0; MOBJFLAG2_LIST[i]; i++)
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if (fastcmp(p, MOBJFLAG2_LIST[i])) {
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lua_pushinteger(L, ((lua_Integer)1<<i));
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CacheAndPushConstant(L, word, ((lua_Integer)1<<i));
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return 1;
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}
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if (mathlib) return luaL_error(L, "mobjflag2 '%s' could not be found.\n", word);
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@ -257,12 +255,12 @@ static inline int lib_getenum(lua_State *L)
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p = word+4;
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for (i = 0; MOBJEFLAG_LIST[i]; i++)
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if (fastcmp(p, MOBJEFLAG_LIST[i])) {
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lua_pushinteger(L, ((lua_Integer)1<<i));
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CacheAndPushConstant(L, word, ((lua_Integer)1<<i));
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return 1;
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}
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if (fastcmp(p, "REVERSESUPER"))
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{
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lua_pushinteger(L, (lua_Integer)MFE_REVERSESUPER);
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CacheAndPushConstant(L, word, (lua_Integer)MFE_REVERSESUPER);
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return 1;
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}
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if (mathlib) return luaL_error(L, "mobjeflag '%s' could not be found.\n", word);
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@ -272,7 +270,7 @@ static inline int lib_getenum(lua_State *L)
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p = word+4;
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for (i = 0; i < 4; i++)
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if (MAPTHINGFLAG_LIST[i] && fastcmp(p, MAPTHINGFLAG_LIST[i])) {
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lua_pushinteger(L, ((lua_Integer)1<<i));
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CacheAndPushConstant(L, word, ((lua_Integer)1<<i));
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return 1;
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}
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if (mathlib) return luaL_error(L, "mapthingflag '%s' could not be found.\n", word);
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@ -282,17 +280,17 @@ static inline int lib_getenum(lua_State *L)
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p = word+3;
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for (i = 0; PLAYERFLAG_LIST[i]; i++)
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if (fastcmp(p, PLAYERFLAG_LIST[i])) {
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lua_pushinteger(L, ((lua_Integer)1<<i));
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CacheAndPushConstant(L, word, ((lua_Integer)1<<i));
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return 1;
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}
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if (fastcmp(p, "FULLSTASIS"))
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{
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lua_pushinteger(L, (lua_Integer)PF_FULLSTASIS);
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CacheAndPushConstant(L, word, (lua_Integer)PF_FULLSTASIS);
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return 1;
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}
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else if (fastcmp(p, "USEDOWN")) // Remove case when 2.3 nears release...
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{
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lua_pushinteger(L, (lua_Integer)PF_SPINDOWN);
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CacheAndPushConstant(L, word, (lua_Integer)PF_SPINDOWN);
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return 1;
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}
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if (mathlib) return luaL_error(L, "playerflag '%s' could not be found.\n", word);
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@ -302,7 +300,7 @@ static inline int lib_getenum(lua_State *L)
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p = word;
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for (i = 0; Gametype_ConstantNames[i]; i++)
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if (fastcmp(p, Gametype_ConstantNames[i])) {
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lua_pushinteger(L, i);
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CacheAndPushConstant(L, word, i);
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return 1;
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}
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if (mathlib) return luaL_error(L, "gametype '%s' could not be found.\n", word);
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@ -312,7 +310,7 @@ static inline int lib_getenum(lua_State *L)
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p = word+4;
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for (i = 0; GAMETYPERULE_LIST[i]; i++)
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if (fastcmp(p, GAMETYPERULE_LIST[i])) {
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lua_pushinteger(L, ((lua_Integer)1<<i));
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CacheAndPushConstant(L, word, ((lua_Integer)1<<i));
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return 1;
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}
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if (mathlib) return luaL_error(L, "game type rule '%s' could not be found.\n", word);
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@ -322,7 +320,7 @@ static inline int lib_getenum(lua_State *L)
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p = word+4;
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for (i = 0; TYPEOFLEVEL[i].name; i++)
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if (fastcmp(p, TYPEOFLEVEL[i].name)) {
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lua_pushinteger(L, TYPEOFLEVEL[i].flag);
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CacheAndPushConstant(L, word, TYPEOFLEVEL[i].flag);
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return 1;
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}
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if (mathlib) return luaL_error(L, "typeoflevel '%s' could not be found.\n", word);
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@ -332,7 +330,7 @@ static inline int lib_getenum(lua_State *L)
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p = word+3;
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for (i = 0; i < 16; i++)
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if (ML_LIST[i] && fastcmp(p, ML_LIST[i])) {
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lua_pushinteger(L, ((lua_Integer)1<<i));
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CacheAndPushConstant(L, word, ((lua_Integer)1<<i));
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return 1;
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}
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if (mathlib) return luaL_error(L, "linedef flag '%s' could not be found.\n", word);
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@ -344,13 +342,13 @@ static inline int lib_getenum(lua_State *L)
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if (!FREE_STATES[i])
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break;
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if (fastcmp(p, FREE_STATES[i])) {
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lua_pushinteger(L, S_FIRSTFREESLOT+i);
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CacheAndPushConstant(L, word, S_FIRSTFREESLOT+i);
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return 1;
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}
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}
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for (i = 0; i < S_FIRSTFREESLOT; i++)
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if (fastcmp(p, STATE_LIST[i]+2)) {
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lua_pushinteger(L, i);
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CacheAndPushConstant(L, word, i);
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return 1;
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}
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return luaL_error(L, "state '%s' does not exist.\n", word);
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@ -361,13 +359,13 @@ static inline int lib_getenum(lua_State *L)
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if (!FREE_MOBJS[i])
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break;
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if (fastcmp(p, FREE_MOBJS[i])) {
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lua_pushinteger(L, MT_FIRSTFREESLOT+i);
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CacheAndPushConstant(L, word, MT_FIRSTFREESLOT+i);
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return 1;
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}
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}
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for (i = 0; i < MT_FIRSTFREESLOT; i++)
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if (fastcmp(p, MOBJTYPE_LIST[i]+3)) {
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lua_pushinteger(L, i);
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CacheAndPushConstant(L, word, i);
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return 1;
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}
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return luaL_error(L, "mobjtype '%s' does not exist.\n", word);
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@ -376,7 +374,12 @@ static inline int lib_getenum(lua_State *L)
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p = word+4;
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for (i = 0; i < NUMSPRITES; i++)
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if (!sprnames[i][4] && fastncmp(p,sprnames[i],4)) {
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lua_pushinteger(L, i);
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// updating overridden sprnames is not implemented for soc parser,
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// so don't use cache
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if (mathlib)
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lua_pushinteger(L, i);
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else
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CacheAndPushConstant(L, word, i);
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return 1;
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}
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if (mathlib) return luaL_error(L, "sprite '%s' could not be found.\n", word);
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@ -391,12 +394,12 @@ static inline int lib_getenum(lua_State *L)
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// the spr2names entry will have "_" on the end, as in "RUN_"
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if (spr2names[i][3] == '_' && !p[3]) {
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if (fastncmp(p,spr2names[i],3)) {
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lua_pushinteger(L, i);
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CacheAndPushConstant(L, word, i);
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return 1;
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}
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}
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else if (fastncmp(p,spr2names[i],4)) {
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lua_pushinteger(L, i);
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CacheAndPushConstant(L, word, i);
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return 1;
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}
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}
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@ -407,7 +410,7 @@ static inline int lib_getenum(lua_State *L)
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p = word+4;
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for (i = 0; i < NUMSFX; i++)
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if (S_sfx[i].name && fastcmp(p, S_sfx[i].name)) {
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lua_pushinteger(L, i);
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CacheAndPushConstant(L, word, i);
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return 1;
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}
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return 0;
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@ -416,7 +419,7 @@ static inline int lib_getenum(lua_State *L)
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p = word+4;
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for (i = 0; i < NUMSFX; i++)
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if (S_sfx[i].name && fasticmp(p, S_sfx[i].name)) {
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lua_pushinteger(L, i);
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CacheAndPushConstant(L, word, i);
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return 1;
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}
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return luaL_error(L, "sfx '%s' could not be found.\n", word);
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@ -425,7 +428,7 @@ static inline int lib_getenum(lua_State *L)
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p = word+2;
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for (i = 0; i < NUMSFX; i++)
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if (S_sfx[i].name && fasticmp(p, S_sfx[i].name)) {
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lua_pushinteger(L, i);
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CacheAndPushConstant(L, word, i);
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return 1;
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}
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if (mathlib) return luaL_error(L, "sfx '%s' could not be found.\n", word);
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@ -435,7 +438,7 @@ static inline int lib_getenum(lua_State *L)
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p = word+3;
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for (i = 0; i < NUMPOWERS; i++)
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if (fasticmp(p, POWERS_LIST[i])) {
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lua_pushinteger(L, i);
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CacheAndPushConstant(L, word, i);
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return 1;
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}
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return 0;
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@ -444,7 +447,7 @@ static inline int lib_getenum(lua_State *L)
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p = word+3;
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for (i = 0; i < NUMPOWERS; i++)
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if (fastcmp(p, POWERS_LIST[i])) {
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lua_pushinteger(L, i);
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CacheAndPushConstant(L, word, i);
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return 1;
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}
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return luaL_error(L, "power '%s' could not be found.\n", word);
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@ -453,7 +456,7 @@ static inline int lib_getenum(lua_State *L)
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p = word+4;
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for (i = 0; i < NUMHUDITEMS; i++)
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if (fastcmp(p, HUDITEMS_LIST[i])) {
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lua_pushinteger(L, i);
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CacheAndPushConstant(L, word, i);
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return 1;
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}
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if (mathlib) return luaL_error(L, "huditem '%s' could not be found.\n", word);
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@ -465,13 +468,13 @@ static inline int lib_getenum(lua_State *L)
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if (!FREE_SKINCOLORS[i])
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break;
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if (fastcmp(p, FREE_SKINCOLORS[i])) {
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lua_pushinteger(L, SKINCOLOR_FIRSTFREESLOT+i);
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CacheAndPushConstant(L, word, SKINCOLOR_FIRSTFREESLOT+i);
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return 1;
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}
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}
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for (i = 0; i < SKINCOLOR_FIRSTFREESLOT; i++)
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if (fastcmp(p, COLOR_ENUMS[i])) {
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lua_pushinteger(L, i);
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CacheAndPushConstant(L, word, i);
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return 1;
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}
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return luaL_error(L, "skincolor '%s' could not be found.\n", word);
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@ -482,7 +485,7 @@ static inline int lib_getenum(lua_State *L)
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for (i = 0; NIGHTSGRADE_LIST[i]; i++)
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if (*p == NIGHTSGRADE_LIST[i])
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{
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lua_pushinteger(L, i);
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CacheAndPushConstant(L, word, i);
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return 1;
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}
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if (mathlib) return luaL_error(L, "NiGHTS grade '%s' could not be found.\n", word);
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@ -492,13 +495,41 @@ static inline int lib_getenum(lua_State *L)
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p = word+3;
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for (i = 0; i < NUMMENUTYPES; i++)
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if (fastcmp(p, MENUTYPES_LIST[i])) {
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lua_pushinteger(L, i);
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CacheAndPushConstant(L, word, i);
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return 1;
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}
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if (mathlib) return luaL_error(L, "menutype '%s' could not be found.\n", word);
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return 0;
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}
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else if (!mathlib && fastncmp("A_",word,2)) {
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if (fastcmp(word, "BT_USE")) // Remove case when 2.3 nears release...
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{
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CacheAndPushConstant(L, word, (lua_Integer)BT_SPIN);
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return 1;
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}
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for (i = 0; INT_CONST[i].n; i++)
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if (fastcmp(word,INT_CONST[i].n)) {
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CacheAndPushConstant(L, word, INT_CONST[i].v);
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return 1;
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}
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return 0;
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}
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static inline int lib_getenum(lua_State *L)
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{
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const char *word;
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fixed_t i;
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boolean mathlib = lua_toboolean(L, lua_upvalueindex(1));
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if (lua_type(L,2) != LUA_TSTRING)
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return 0;
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word = lua_tostring(L,2);
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// check actions, super and globals first, as they don't have _G caching implemented
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// so they benefit from being checked first
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if (!mathlib && fastncmp("A_",word,2)) {
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char *caps;
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// Try to get a Lua action first.
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/// \todo Push a closure that sets superactions[] and superstack.
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@ -537,25 +568,33 @@ static inline int lib_getenum(lua_State *L)
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}
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return 0;
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}
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if (fastcmp(word, "BT_USE")) // Remove case when 2.3 nears release...
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{
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lua_pushinteger(L, (lua_Integer)BT_SPIN);
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else if ((!mathlib && LUA_PushGlobals(L, word)) || ScanConstants(L, mathlib, word))
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return 1;
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}
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for (i = 0; INT_CONST[i].n; i++)
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if (fastcmp(word,INT_CONST[i].n)) {
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lua_pushinteger(L, INT_CONST[i].v);
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return 1;
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}
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if (mathlib) return luaL_error(L, "constant '%s' could not be parsed.\n", word);
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// DYNAMIC variables too!!
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// Try not to add anything that would break netgames or timeattack replays here.
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// You know, like consoleplayer, displayplayer, secondarydisplayplayer, or gametime.
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return LUA_PushGlobals(L, word);
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return 0;
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}
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// If a sprname has been "cached" to _G, update it to a new value.
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void LUA_UpdateSprName(const char *name, lua_Integer value)
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{
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char fullname[9] = "SPR_XXXX";
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if (!gL)
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return;
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strncpy(&fullname[4], name, 4);
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lua_pushstring(gL, fullname);
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lua_rawget(gL, LUA_GLOBALSINDEX);
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if (!lua_isnil(gL, -1))
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{
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lua_pop(gL, 1);
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lua_pushstring(gL, name);
|
||||
lua_pushinteger(gL, value);
|
||||
lua_rawset(gL, LUA_GLOBALSINDEX);
|
||||
}
|
||||
}
|
||||
|
||||
int LUA_EnumLib(lua_State *L)
|
||||
|
|
|
|||
|
|
@ -13,6 +13,21 @@
|
|||
#ifndef __DEH_LUA_H__
|
||||
#define __DEH_LUA_H__
|
||||
|
||||
#include "g_game.h"
|
||||
#include "s_sound.h"
|
||||
#include "z_zone.h"
|
||||
#include "m_menu.h"
|
||||
#include "m_misc.h"
|
||||
#include "p_local.h"
|
||||
#include "st_stuff.h"
|
||||
#include "fastcmp.h"
|
||||
#include "lua_script.h"
|
||||
#include "lua_libs.h"
|
||||
|
||||
#include "dehacked.h"
|
||||
#include "deh_tables.h"
|
||||
|
||||
void LUA_UpdateSprName(const char *name, lua_Integer value);
|
||||
boolean LUA_SetLuaAction(void *state, const char *actiontocompare);
|
||||
const char *LUA_GetActionName(void *action);
|
||||
void LUA_SetActionByName(void *state, const char *actiontocompare);
|
||||
|
|
|
|||
|
|
@ -45,6 +45,7 @@
|
|||
#include "dehacked.h"
|
||||
#include "deh_soc.h"
|
||||
#include "deh_lua.h" // included due to some LUA_SetLuaAction hack smh
|
||||
// also used for LUA_UpdateSprName
|
||||
#include "deh_tables.h"
|
||||
|
||||
// Loops through every constant and operation in word and performs its calculations, returning the final value.
|
||||
|
|
@ -439,6 +440,8 @@ void readfreeslots(MYFILE *f)
|
|||
strncpy(sprnames[i],word,4);
|
||||
//sprnames[i][4] = 0;
|
||||
used_spr[(i-SPR_FIRSTFREESLOT)/8] |= 1<<(i%8); // Okay, this sprite slot has been named now.
|
||||
// Lua needs to update the value in _G if it exists
|
||||
LUA_UpdateSprName(word, i);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -694,20 +694,23 @@ void LUA_DumpFile(const char *filename)
|
|||
|
||||
fixed_t LUA_EvalMath(const char *word)
|
||||
{
|
||||
lua_State *L = NULL;
|
||||
static lua_State *L = NULL;
|
||||
char buf[1024], *b;
|
||||
const char *p;
|
||||
fixed_t res = 0;
|
||||
|
||||
// make a new state so SOC can't interefere with scripts
|
||||
// allocate state
|
||||
L = lua_newstate(LUA_Alloc, NULL);
|
||||
lua_atpanic(L, LUA_Panic);
|
||||
if (!L)
|
||||
{
|
||||
// make a new state so SOC can't interefere with scripts
|
||||
// allocate state
|
||||
L = lua_newstate(LUA_Alloc, NULL);
|
||||
lua_atpanic(L, LUA_Panic);
|
||||
|
||||
// open only enum lib
|
||||
lua_pushcfunction(L, LUA_EnumLib);
|
||||
lua_pushboolean(L, true);
|
||||
lua_call(L, 1, 0);
|
||||
// open only enum lib
|
||||
lua_pushcfunction(L, LUA_EnumLib);
|
||||
lua_pushboolean(L, true);
|
||||
lua_call(L, 1, 0);
|
||||
}
|
||||
|
||||
// change ^ into ^^ for Lua.
|
||||
strcpy(buf, "return ");
|
||||
|
|
@ -732,8 +735,6 @@ fixed_t LUA_EvalMath(const char *word)
|
|||
else
|
||||
res = lua_tointeger(L, -1);
|
||||
|
||||
// clean up and return.
|
||||
lua_close(L);
|
||||
return res;
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue