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Blood: prevent player struct OOB issues

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# Conflicts:
#	source/blood/src/view.cpp
This commit is contained in:
nukeykt 2020-02-06 17:48:45 +09:00 committed by Christoph Oelckers
parent 389ac695de
commit 438fa1b267
4 changed files with 26 additions and 35 deletions
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17
source/blood/src/actor.cpp
View file

@ -2436,21 +2436,6 @@ THINGINFO_EXTRA gThingInfoExtra[] = {
};
#endif
bool IsItemSprite(spritetype *pSprite)
{
return pSprite->type >= kItemBase && pSprite->type < kItemMax;
}
bool IsWeaponSprite(spritetype *pSprite)
{
return pSprite->type >= kItemWeaponBase && pSprite->type < kItemWeaponMax;
}
bool IsAmmoSprite(spritetype *pSprite)
{
return pSprite->type >= kItemAmmoBase && pSprite->type < kItemAmmoMax;
}
bool IsUnderwaterSector(int nSector)
{
int nXSector = sector[nSector].extra;
@ -5779,6 +5764,8 @@ void actProcessSprites(void)
if (pSprite->type == kThingDroppedLifeLeech && pXSprite->target == -1) {
int nOwner = actOwnerIdToSpriteId(pSprite->owner);
spritetype *pOwner = &sprite[nOwner];
if (!IsPlayerSprite(pOwner))
continue;
PLAYER *pPlayer = &gPlayer[pOwner->type - kDudePlayer1];
PLAYER *pPlayer2 = NULL;
if (IsPlayerSprite(pSprite2))

32
source/blood/src/actor.h
View file

@ -179,22 +179,29 @@ extern int gDudeDrag;
extern short gAffectedSectors[kMaxSectors];
extern short gAffectedXWalls[kMaxXWalls];
#ifdef POLYMER
extern
#endif
inline bool IsPlayerSprite(spritetype const * const pSprite)
template<typename T> bool IsPlayerSprite(T const * const pSprite)
{
if (pSprite->type >= kDudePlayer1 && pSprite->type <= kDudePlayer8)
return 1;
return 0;
return pSprite->type >= kDudePlayer1 && pSprite->type <= kDudePlayer8;
}
template<typename T> bool IsDudeSprite(T const * const pSprite)
{
if (pSprite->type >= kDudeBase && pSprite->type < kDudeMax)
return 1;
return 0;
return pSprite->type >= kDudeBase && pSprite->type < kDudeMax;
}
template<typename T> bool IsItemSprite(T const * const pSprite)
{
return pSprite->type >= kItemBase && pSprite->type < kItemMax;
}
template<typename T> bool IsWeaponSprite(T const * const pSprite)
{
return pSprite->type >= kItemWeaponBase && pSprite->type < kItemWeaponMax;
}
template<typename T> bool IsAmmoSprite(T const * const pSprite)
{
return pSprite->type >= kItemAmmoBase && pSprite->type < kItemAmmoMax;
}
inline void actBurnSprite(int nSource, XSPRITE *pXSprite, int nTime)
@ -208,9 +215,6 @@ void actAddGameLight(int lightRadius, int spriteNum, int zOffset, int lightRange
void actDoLight(int spriteNum);
#endif
bool IsItemSprite(spritetype *pSprite);
bool IsWeaponSprite(spritetype *pSprite);
bool IsAmmoSprite(spritetype *pSprite);
bool IsUnderwaterSector(int nSector);
int actSpriteOwnerToSpriteId(spritetype *pSprite);
void actPropagateSpriteOwner(spritetype *pTarget, spritetype *pSource);

2
source/blood/src/callback.cpp
View file

@ -374,7 +374,7 @@ void FinishHim(int nSprite) // 13
spritetype* pSprite = &sprite[nSprite];
int nXSprite = pSprite->extra;
XSPRITE* pXSprite = &xsprite[nXSprite];
if (playerSeqPlaying(&gPlayer[pSprite->type - kDudePlayer1], 16) && pXSprite->target == gMe->nSprite)
if (IsPlayerSprite(pSprite) && playerSeqPlaying(&gPlayer[pSprite->type - kDudePlayer1], 16) && pXSprite->target == gMe->nSprite)
sndStartSample(3313, -1, 1, 0);
}

10
source/blood/src/view.cpp
View file

@ -2322,7 +2322,7 @@ void viewProcessSprites(int32_t cX, int32_t cY, int32_t cZ, int32_t cA, int32_t
else
{
int top, bottom;
GetSpriteExtents((spritetype *)pTSprite, &top, &bottom);
GetSpriteExtents(pTSprite, &top, &bottom);
if (getflorzofslope(pTSprite->sectnum, pTSprite->x, pTSprite->y) > bottom)
nAnim = 1;
}
@ -2406,8 +2406,8 @@ void viewProcessSprites(int32_t cX, int32_t cY, int32_t cZ, int32_t cA, int32_t
pTSprite->shade = -128;
pTSprite->picnum = 2272 + 2*pTXSprite->respawnPending;
pTSprite->cstat &= ~514;
if (((IsItemSprite((spritetype *)pTSprite) || IsAmmoSprite((spritetype *)pTSprite)) && gGameOptions.nItemSettings == 2)
|| (IsWeaponSprite((spritetype *)pTSprite) && gGameOptions.nWeaponSettings == 3))
if (((IsItemSprite(pTSprite) || IsAmmoSprite(pTSprite)) && gGameOptions.nItemSettings == 2)
|| (IsWeaponSprite(pTSprite) && gGameOptions.nWeaponSettings == 3))
{
pTSprite->xrepeat = pTSprite->yrepeat = 48;
}
@ -2544,7 +2544,7 @@ void viewProcessSprites(int32_t cX, int32_t cY, int32_t cZ, int32_t cA, int32_t
if (pXSector && pXSector->color) pTSprite->pal = pSector->floorpal;
if (powerupCheck(gView, kPwUpBeastVision) > 0) pTSprite->shade = -128;
if (IsPlayerSprite((spritetype *)pTSprite)) {
if (IsPlayerSprite(pTSprite)) {
PLAYER *pPlayer = &gPlayer[pTSprite->type-kDudePlayer1];
if (powerupCheck(pPlayer, kPwUpShadowCloak) && !powerupCheck(gView, kPwUpBeastVision)) {
pTSprite->cstat |= 2;
@ -3561,7 +3561,7 @@ void viewDrawScreen(bool sceneonly)
viewDrawInterface(delta);
int zn = ((gView->zWeapon-gView->zView-(12<<8))>>7)+220;
PLAYER *pPSprite = &gPlayer[gMe->pSprite->type-kDudePlayer1];
if (pPSprite->hand == 1)
if (IsPlayerSprite(gMe->pSprite) && pPSprite->hand == 1)
{
//static int lastClock;
gChoke.sub_84110(160, zn);