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maint 2: refactor bits of code that twiddle/untwiddle pointers for persistent storage into a G_Util_PtrToIdx() function

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git-svn-id: https://svn.eduke32.com/eduke32@1950 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
helixhorned 2011-07-29 22:07:49 +00:00
parent 864cc11463
commit 85fba8755b
5 changed files with 87 additions and 123 deletions
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52
polymer/eduke32/source/gamedef.c
View file

@ -23,6 +23,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "duke3d.h"
#include "gamedef.h"
#include "gameexec.h"
#include "savegame.h"
#include "osd.h"
@ -1126,27 +1127,9 @@ static int32_t C_SetScriptSize(int32_t newsize)
else scriptptrs[i] = 0;
}
for (i=MAXTILES-1; i>=0; i--)
{
if (actorscrptr[i])
{
j = (intptr_t)actorscrptr[i]-(intptr_t)&script[0];
actorscrptr[i] = (intptr_t *)j;
}
if (actorLoadEventScrptr[i])
{
j = (intptr_t)actorLoadEventScrptr[i]-(intptr_t)&script[0];
actorLoadEventScrptr[i] = (intptr_t *)j;
}
}
for (i=MAXGAMEEVENTS-1; i>=0; i--)
if (apScriptGameEvent[i])
{
j = (intptr_t)apScriptGameEvent[i]-(intptr_t)&script[0];
apScriptGameEvent[i] = (intptr_t *)j;
}
G_Util_PtrToIdx(actorscrptr, MAXTILES, script, P2I_FWD_NON0);
G_Util_PtrToIdx(actorLoadEventScrptr, MAXTILES, script, P2I_FWD_NON0);
G_Util_PtrToIdx(apScriptGameEvent, MAXGAMEEVENTS, script, P2I_FWD_NON0);
initprintf("Resizing code buffer to %d*%d bytes\n",newsize, (int32_t)sizeof(intptr_t));
@ -1194,7 +1177,7 @@ static int32_t C_SetScriptSize(int32_t newsize)
{
if (labelcode[i] && labeltype[i] != LABEL_DEFINE)
{
j = (intptr_t)labelcode[i]+(intptr_t)&script[0];
j = (intptr_t)labelcode[i]+(intptr_t)&script[0];
labelcode[i] = j;
}
}
@ -1202,30 +1185,13 @@ static int32_t C_SetScriptSize(int32_t newsize)
for (i=(((newsize>=osize)?osize:newsize))-1; i>=0; i--)
if (scriptptrs[i])
{
j = (intptr_t)script[i]+(intptr_t)&script[0];
j = (intptr_t)script[i]+(intptr_t)&script[0];
script[i] = j;
}
for (i=MAXTILES-1; i>=0; i--)
{
if (actorscrptr[i])
{
j = (intptr_t)actorscrptr[i]+(intptr_t)&script[0];
actorscrptr[i] = (intptr_t *)j;
}
if (actorLoadEventScrptr[i])
{
j = (intptr_t)actorLoadEventScrptr[i]+(intptr_t)&script[0];
actorLoadEventScrptr[i] = (intptr_t *)j;
}
}
for (i=MAXGAMEEVENTS-1; i>=0; i--)
if (apScriptGameEvent[i])
{
j = (intptr_t)apScriptGameEvent[i]+(intptr_t)&script[0];
apScriptGameEvent[i] = (intptr_t *)j;
}
G_Util_PtrToIdx(actorscrptr, MAXTILES, script, P2I_BACK_NON0);
G_Util_PtrToIdx(actorLoadEventScrptr, MAXTILES, script, P2I_BACK_NON0);
G_Util_PtrToIdx(apScriptGameEvent, MAXGAMEEVENTS, script, P2I_BACK_NON0);
Bfree(scriptptrs);
return 0;

10
polymer/eduke32/source/gameexec.c
View file

@ -5029,9 +5029,11 @@ void G_SaveMapState(mapstate_t *save)
Bmemcpy(&save->animatevel[0],&animatevel[0],sizeof(animatevel));
Bmemcpy(&save->g_animateCount,&g_animateCount,sizeof(g_animateCount));
Bmemcpy(&save->animatesect[0],&animatesect[0],sizeof(animatesect));
for (i = g_animateCount-1; i>=0; i--) animateptr[i] = (int32_t *)((intptr_t)animateptr[i]-(intptr_t)(&sector[0]));
G_Util_PtrToIdx(animateptr, g_animateCount, sector, P2I_FWD);
Bmemcpy(&save->animateptr[0],&animateptr[0],sizeof(animateptr));
for (i = g_animateCount-1; i>=0; i--) animateptr[i] = (int32_t *)((intptr_t)animateptr[i]+(intptr_t)(&sector[0]));
G_Util_PtrToIdx(animateptr, g_animateCount, sector, P2I_BACK);
Bmemcpy(&save->g_numPlayerSprites,&g_numPlayerSprites,sizeof(g_numPlayerSprites));
Bmemcpy(&save->g_earthquakeTime,&g_earthquakeTime,sizeof(g_earthquakeTime));
Bmemcpy(&save->lockclock,&lockclock,sizeof(lockclock));
@ -5122,8 +5124,10 @@ void G_RestoreMapState(mapstate_t *save)
Bmemcpy(&animatevel[0],&save->animatevel[0],sizeof(animatevel));
Bmemcpy(&g_animateCount,&save->g_animateCount,sizeof(g_animateCount));
Bmemcpy(&animatesect[0],&save->animatesect[0],sizeof(animatesect));
Bmemcpy(&animateptr[0],&save->animateptr[0],sizeof(animateptr));
for (i = g_animateCount-1; i>=0; i--) animateptr[i] = (int32_t *)((intptr_t)animateptr[i]+(intptr_t)(&sector[0]));
G_Util_PtrToIdx(animateptr, g_animateCount, sector, P2I_BACK);
Bmemcpy(&g_numPlayerSprites,&save->g_numPlayerSprites,sizeof(g_numPlayerSprites));
Bmemcpy(&g_earthquakeTime,&save->g_earthquakeTime,sizeof(g_earthquakeTime));
Bmemcpy(&lockclock,&save->lockclock,sizeof(lockclock));

22
polymer/eduke32/source/gamevars.c
View file

@ -24,6 +24,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "gamevars.h"
#include "gamedef.h"
#include "osd.h"
#include "savegame.h"
#define _gamevars_c_
#include "gamestructures.c"
@ -165,12 +166,7 @@ int32_t Gv_ReadSave(int32_t fil, int32_t newbehav)
// Bsprintf(g_szBuf,"CP:%s %d",__FILE__,__LINE__);
// AddLog(g_szBuf);
if (kdfread(apScriptGameEvent,sizeof(apScriptGameEvent),1,fil) != 1) goto corrupt;
for (i=0; i<MAXGAMEEVENTS; i++)
if (apScriptGameEvent[i])
{
l = (intptr_t)apScriptGameEvent[i]+(intptr_t)&script[0];
apScriptGameEvent[i] = (intptr_t *)l;
}
G_Util_PtrToIdx(apScriptGameEvent, MAXGAMEEVENTS, script, P2I_BACK_NON0);
// Bsprintf(g_szBuf,"CP:%s %d",__FILE__,__LINE__);
// AddLog(g_szBuf);
@ -280,19 +276,9 @@ void Gv_WriteSave(FILE *fil, int32_t newbehav)
dfwrite(aGameArrays[i].plValues,sizeof(intptr_t) * aGameArrays[i].size, 1, fil);
}
for (i=0; i<MAXGAMEEVENTS; i++)
if (apScriptGameEvent[i])
{
l = (intptr_t)apScriptGameEvent[i]-(intptr_t)&script[0];
apScriptGameEvent[i] = (intptr_t *)l;
}
G_Util_PtrToIdx(apScriptGameEvent, MAXGAMEEVENTS, script, P2I_FWD_NON0);
dfwrite(apScriptGameEvent,sizeof(apScriptGameEvent),1,fil);
for (i=0; i<MAXGAMEEVENTS; i++)
if (apScriptGameEvent[i])
{
l = (intptr_t)apScriptGameEvent[i]+(intptr_t)&script[0];
apScriptGameEvent[i] = (intptr_t *)l;
}
G_Util_PtrToIdx(apScriptGameEvent, MAXGAMEEVENTS, script, P2I_BACK_NON0);
for (i=0; i<(MAXVOLUMES*MAXLEVELS); i++)
if (MapInfo[i].savedstate != NULL)

112
polymer/eduke32/source/savegame.c
View file

@ -25,11 +25,39 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "premap.h"
#include "menus.h"
#include "prlights.h"
#include "savegame.h"
extern char *bitptr;
#define BITPTR_POINTER 1
// For storing pointers in files.
// back_p==0: ptr -> "small int"
// back_p==1: "small int" -> ptr
//
// mode: see enum in savegame.h
void G_Util_PtrToIdx(void *ptr, uint32_t len, const void *base, int32_t mode)
{
uint32_t i;
intptr_t *iptr = ptr, ibase = (intptr_t)base;
int32_t back_p = mode&P2I_BACK_BIT;
int32_t onlynon0_p = mode&P2I_ONLYNON0_BIT;
// TODO: convert to proper offsets/indices for (a step towards) cross-
// compatibility between 32- and 64-bit systems in the netplay.
// REMEMBER to bump BYTEVERSION then.
for (i=0; i<len; i++)
// WARNING: C std doesn't say that bit pattern of NULL is necessarily 0!
if (!onlynon0_p || iptr[i])
{
if (!back_p)
iptr[i] -= ibase;
else
iptr[i] += ibase;
}
}
// TODO: sync with TROR special interpolations? (e.g. upper floor of subway)
void G_ResetInterpolations(void)
{
@ -355,6 +383,7 @@ int32_t G_LoadPlayer(int32_t spot)
Bfree(bitptr);
bitptr = Bcalloc(1,(((g_scriptSize+7)>>3)+1) * sizeof(uint8_t));
if (kdfread(&bitptr[0],sizeof(uint8_t),(g_scriptSize+7)>>3,fil) != ((g_scriptSize+7)>>3)) goto corrupt;
if (script != NULL)
Bfree(script);
script = Bcalloc(1,g_scriptSize * sizeof(intptr_t));
@ -367,19 +396,10 @@ int32_t G_LoadPlayer(int32_t spot)
}
if (kdfread(&actorscrptr[0],sizeof(actorscrptr[0]),MAXTILES,fil) != MAXTILES) goto corrupt;
for (i=0; i<MAXTILES; i++)
if (actorscrptr[i])
{
j = (intptr_t)actorscrptr[i]+(intptr_t)&script[0];
actorscrptr[i] = (intptr_t *)j;
}
G_Util_PtrToIdx(actorscrptr, MAXTILES, script, P2I_BACK_NON0);
if (kdfread(&actorLoadEventScrptr[0],sizeof(&actorLoadEventScrptr[0]),MAXTILES,fil) != MAXTILES) goto corrupt;
for (i=0; i<MAXTILES; i++)
if (actorLoadEventScrptr[i])
{
j = (intptr_t)actorLoadEventScrptr[i]+(intptr_t)&script[0];
actorLoadEventScrptr[i] = (intptr_t *)j;
}
G_Util_PtrToIdx(actorLoadEventScrptr, MAXTILES, script, P2I_BACK_NON0);
scriptptrs = Bmalloc(MAXSPRITES * sizeof(scriptptrs));
@ -388,7 +408,7 @@ int32_t G_LoadPlayer(int32_t spot)
for (i=0; i<MAXSPRITES; i++)
{
j = (intptr_t)(&script[0]);
j = (intptr_t)script;
if (scriptptrs[i]&1) T2 += j;
if (scriptptrs[i]&2) T5 += j;
if (scriptptrs[i]&4) T6 += j;
@ -404,7 +424,8 @@ int32_t G_LoadPlayer(int32_t spot)
if (kdfread(&g_animateCount,sizeof(g_animateCount),1,fil) != 1) goto corrupt;
if (kdfread(&animatesect[0],sizeof(animatesect[0]),MAXANIMATES,fil) != MAXANIMATES) goto corrupt;
if (kdfread(&animateptr[0],sizeof(animateptr[0]),MAXANIMATES,fil) != MAXANIMATES) goto corrupt;
for (i = g_animateCount-1; i>=0; i--) animateptr[i] = (int32_t *)((intptr_t)animateptr[i]+(intptr_t)(&sector[0]));
G_Util_PtrToIdx(animateptr, g_animateCount, sector, P2I_BACK);
if (kdfread(&animategoal[0],sizeof(animategoal[0]),MAXANIMATES,fil) != MAXANIMATES) goto corrupt;
if (kdfread(&animatevel[0],sizeof(animatevel[0]),MAXANIMATES,fil) != MAXANIMATES) goto corrupt;
@ -780,33 +801,13 @@ int32_t G_SavePlayer(int32_t spot)
script[i] = j;
}
for (i=0; i<MAXTILES; i++)
if (actorscrptr[i])
{
j = (intptr_t)actorscrptr[i]-(intptr_t)&script[0];
actorscrptr[i] = (intptr_t *)j;
}
G_Util_PtrToIdx(actorscrptr, MAXTILES, script, P2I_FWD_NON0);
dfwrite(&actorscrptr[0],sizeof(actorscrptr[0]),MAXTILES,fil);
for (i=0; i<MAXTILES; i++)
if (actorscrptr[i])
{
j = (intptr_t)actorscrptr[i]+(intptr_t)&script[0];
actorscrptr[i] = (intptr_t *)j;
}
G_Util_PtrToIdx(actorscrptr, MAXTILES, script, P2I_BACK_NON0);
for (i=0; i<MAXTILES; i++)
if (actorLoadEventScrptr[i])
{
j = (intptr_t)actorLoadEventScrptr[i]-(intptr_t)&script[0];
actorLoadEventScrptr[i] = (intptr_t *)j;
}
G_Util_PtrToIdx(actorLoadEventScrptr, MAXTILES, script, P2I_FWD_NON0);
dfwrite(&actorLoadEventScrptr[0],sizeof(actorLoadEventScrptr[0]),MAXTILES,fil);
for (i=0; i<MAXTILES; i++)
if (actorLoadEventScrptr[i])
{
j = (intptr_t)actorLoadEventScrptr[i]+(intptr_t)&script[0];
actorLoadEventScrptr[i] = (intptr_t *)j;
}
G_Util_PtrToIdx(actorLoadEventScrptr, MAXTILES, script, P2I_BACK_NON0);
Bfree(scriptptrs);
scriptptrs = Bcalloc(1, MAXSPRITES * sizeof(scriptptrs));
@ -859,9 +860,11 @@ int32_t G_SavePlayer(int32_t spot)
dfwrite(&pskyoff[0],sizeof(pskyoff[0]),MAXPSKYTILES,fil);
dfwrite(&g_animateCount,sizeof(g_animateCount),1,fil);
dfwrite(&animatesect[0],sizeof(animatesect[0]),MAXANIMATES,fil);
for (i = g_animateCount-1; i>=0; i--) animateptr[i] = (int32_t *)((intptr_t)animateptr[i]-(intptr_t)(&sector[0]));
G_Util_PtrToIdx(animateptr, g_animateCount, sector, P2I_FWD);
dfwrite(&animateptr[0],sizeof(animateptr[0]),MAXANIMATES,fil);
for (i = g_animateCount-1; i>=0; i--) animateptr[i] = (int32_t *)((intptr_t)animateptr[i]+(intptr_t)(&sector[0]));
G_Util_PtrToIdx(animateptr, g_animateCount, sector, P2I_BACK);
dfwrite(&animategoal[0],sizeof(animategoal[0]),MAXANIMATES,fil);
dfwrite(&animatevel[0],sizeof(animatevel[0]),MAXANIMATES,fil);
@ -1902,12 +1905,9 @@ static void sv_prescriptsave_once()
for (i=0; i<g_scriptSize; i++)
if (bitptr[i>>3]&(BITPTR_POINTER<<(i&7)))
script[i] = (intptr_t)((intptr_t *)script[i] - &script[0]);
for (i=0; i<MAXTILES; i++)
if (actorscrptr[i])
actorscrptr[i] = (intptr_t *)(actorscrptr[i]-&script[0]);
for (i=0; i<MAXTILES; i++)
if (actorLoadEventScrptr[i])
actorLoadEventScrptr[i] = (intptr_t *)(actorLoadEventScrptr[i]-&script[0]);
G_Util_PtrToIdx(actorscrptr, MAXTILES, script, P2I_FWD_NON0);
G_Util_PtrToIdx(actorLoadEventScrptr, MAXTILES, script, P2I_FWD_NON0);
}
static void sv_prescriptload_once()
{
@ -1918,12 +1918,10 @@ static void sv_prescriptload_once()
static void sv_postscript_once()
{
int32_t i;
for (i=0; i<MAXTILES; i++)
if (actorLoadEventScrptr[i])
actorLoadEventScrptr[i] = (intptr_t)actorLoadEventScrptr[i] + &script[0];
for (i=0; i<MAXTILES; i++)
if (actorscrptr[i])
actorscrptr[i] = (intptr_t)actorscrptr[i] + &script[0];
G_Util_PtrToIdx(actorscrptr, MAXTILES, script, P2I_BACK_NON0);
G_Util_PtrToIdx(actorLoadEventScrptr, MAXTILES, script, P2I_BACK_NON0);
for (i=0; i<g_scriptSize; i++)
if (bitptr[i>>3]&(BITPTR_POINTER<<(i&7)))
script[i] = (intptr_t)(script[i] + &script[0]);
@ -1948,7 +1946,7 @@ static void sv_preactordatasave()
static void sv_postactordata()
{
int32_t i;
intptr_t j=(intptr_t)&script[0];
intptr_t j=(intptr_t)script;
#if POLYMER
if (getrendermode() == 4)
@ -1971,15 +1969,11 @@ static void sv_postactordata()
static void sv_preanimateptrsave()
{
int32_t i;
for (i=g_animateCount-1; i>=0; i--)
animateptr[i] = (int32_t *)((intptr_t)animateptr[i]-(intptr_t)&sector[0]);
G_Util_PtrToIdx(animateptr, g_animateCount, sector, P2I_FWD);
}
static void sv_postanimateptr()
{
int32_t i;
for (i=g_animateCount-1; i>=0; i--)
animateptr[i] = (int32_t *)((intptr_t)animateptr[i]+(intptr_t)&sector[0]);
G_Util_PtrToIdx(animateptr, g_animateCount, sector, P2I_BACK);
}
static void sv_prequote()
{

14
polymer/eduke32/source/savegame.h
View file

@ -43,4 +43,18 @@ int32_t G_LoadPlayer(int32_t spot);
int32_t G_LoadSaveHeader(char spot,struct savehead *saveh);
void ReadSaveGameHeaders(void);
extern char *bitptr;
enum
{
P2I_BACK_BIT = 1,
P2I_ONLYNON0_BIT = 2,
P2I_FWD = 0,
P2I_BACK = 1,
P2I_FWD_NON0 = 0+2,
P2I_BACK_NON0 = 1+2,
};
void G_Util_PtrToIdx(void *ptr, uint32_t len, const void *base, int32_t mode);
#endif