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Fixed crash in RandomSpawner with -nomonsters

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See http://forum.zdoom.org/viewtopic.php?f=2&t=49520
This commit is contained in:
alexey.lysiuk 2015-09-19 18:29:07 +03:00
parent e9a3f7f5fc
commit 49519db257
1 changed files with 14 additions and 2 deletions
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16
src/g_shared/a_randomspawner.cpp
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@ -19,6 +19,18 @@
#define MAX_RANDOMSPAWNERS_RECURSION 32 // Should be largely more than enough, honestly.
static FRandom pr_randomspawn("RandomSpawn");
static bool IsMonster(const FDropItem *di)
{
const PClass *pclass = PClass::FindClass(di->Name);
if (NULL == pclass)
{
return false;
}
return GetDefaultByType(pclass)->flags3 & MF3_ISMONSTER;
}
class ARandomSpawner : public AActor
{
DECLARE_CLASS (ARandomSpawner, AActor)
@ -41,7 +53,7 @@ class ARandomSpawner : public AActor
{
if (di->Name != NAME_None)
{
if (!nomonsters || !(GetDefaultByType(PClass::FindClass(di->Name))->flags3 & MF3_ISMONSTER))
if (!nomonsters || !IsMonster(di))
{
if (di->amount < 0) di->amount = 1; // default value is -1, we need a positive value.
n += di->amount; // this is how we can weight the list.
@ -62,7 +74,7 @@ class ARandomSpawner : public AActor
while (n > -1 && di != NULL)
{
if (di->Name != NAME_None &&
(!nomonsters || !(GetDefaultByType(PClass::FindClass(di->Name))->flags3 & MF3_ISMONSTER)))
(!nomonsters || !IsMonster(di)))
{
n -= di->amount;
if ((di->Next != NULL) && (n > -1))