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SV_FatPVS(): use int32_t instead of long, as the code assumes it's 32bit

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This commit is contained in:
Daniel Gibson 2019-09-25 21:39:02 -01:00
parent d615190e36
commit 378f01f7b5
3 changed files with 11 additions and 9 deletions
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2
src/client/cl_cin.c
View file

@ -417,7 +417,7 @@ SCR_ReadNextFrame(void)
FS_Read(&size, 4, cl.cinematic_file);
size = LittleLong(size);
if (((unsigned long)size > sizeof(compressed)) || (size < 1))
if (((size_t)size > sizeof(compressed)) || (size < 1))
{
Com_Error(ERR_DROP, "Bad compressed frame size");
}

4
src/common/collision.c
View file

@ -66,7 +66,8 @@ typedef struct
byte *cmod_base;
byte map_visibility[MAX_MAP_VISIBILITY];
byte pvsrow[MAX_MAP_LEAFS / 8];
// DG: is casted to int32_t* in SV_FatPVS() so align accordingly
static YQ2_ALIGNAS_TYPE(int32_t) byte pvsrow[MAX_MAP_LEAFS / 8];
byte phsrow[MAX_MAP_LEAFS / 8];
carea_t map_areas[MAX_MAP_AREAS];
cbrush_t map_brushes[MAX_MAP_BRUSHES];
@ -1885,7 +1886,6 @@ CM_ClusterPVS(int cluster)
{
memset(pvsrow, 0, (numclusters + 7) >> 3);
}
else
{
CM_DecompressVis(map_visibility +

14
src/server/sv_entities.c
View file

@ -28,7 +28,8 @@
#include "header/server.h"
static YQ2_ALIGNAS_TYPE(long) byte fatpvs[65536 / 8];
// DG: is casted to int32_t* in SV_FatPVS() so align accordingly
static YQ2_ALIGNAS_TYPE(int32_t) byte fatpvs[65536 / 8];
/*
* Writes a delta update of an entity_state_t list to the message.
@ -433,7 +434,8 @@ SV_FatPVS(vec3_t org)
{
int leafs[64];
int i, j, count;
int longs;
// DG: used to be called "longs" and long was used which isn't really correct on 64bit
int32_t numInt32s;
byte *src;
vec3_t mins, maxs;
@ -450,7 +452,7 @@ SV_FatPVS(vec3_t org)
Com_Error(ERR_FATAL, "SV_FatPVS: count < 1");
}
longs = (CM_NumClusters() + 31) >> 5;
numInt32s = (CM_NumClusters() + 31) >> 5;
/* convert leafs to clusters */
for (i = 0; i < count; i++)
@ -458,7 +460,7 @@ SV_FatPVS(vec3_t org)
leafs[i] = CM_LeafCluster(leafs[i]);
}
memcpy(fatpvs, CM_ClusterPVS(leafs[0]), longs << 2);
memcpy(fatpvs, CM_ClusterPVS(leafs[0]), numInt32s << 2);
/* or in all the other leaf bits */
for (i = 1; i < count; i++)
@ -478,9 +480,9 @@ SV_FatPVS(vec3_t org)
src = CM_ClusterPVS(leafs[i]);
for (j = 0; j < longs; j++)
for (j = 0; j < numInt32s; j++)
{
((long *)fatpvs)[j] |= ((long *)src)[j];
((int32_t *)fatpvs)[j] |= ((int32_t *)src)[j];
}
}
}