More doomtype.h cleaning up:

* Move the misc types in the file to bottom, so that ATTRPACK at least is usable for RGBA_t
* Include endian.h, so that UINT2RGBA can be defined correctly for big endian builds
* Add more comments to make clear the main sections of the file
This commit is contained in:
Monster Iestyn 2018-11-08 17:05:35 +00:00
parent 5c61c40551
commit fd20bbb54e
1 changed files with 44 additions and 33 deletions

View File

@ -98,6 +98,8 @@ typedef long ssize_t;
#define NOIPX
#endif
/* Strings and some misc platform specific stuff */
#if defined (_MSC_VER) || defined (__OS2__)
// Microsoft VisualC++
#ifdef _MSC_VER
@ -179,6 +181,8 @@ size_t strlcpy(char *dst, const char *src, size_t siz);
// not the number of bytes in the buffer.
#define STRBUFCPY(dst,src) strlcpy(dst, src, sizeof dst)
/* Boolean type definition */
// \note __BYTEBOOL__ used to be set above if "macintosh" was defined,
// if macintosh's version of boolean type isn't needed anymore, then isn't this macro pointless now?
#ifndef __BYTEBOOL__
@ -241,39 +245,7 @@ size_t strlcpy(char *dst, const char *src, size_t siz);
#define UINT64_MAX 0xffffffffffffffffULL /* 18446744073709551615ULL */
#endif
union FColorRGBA
{
UINT32 rgba;
struct
{
UINT8 red;
UINT8 green;
UINT8 blue;
UINT8 alpha;
} s;
} ATTRPACK;
typedef union FColorRGBA RGBA_t;
typedef enum
{
postimg_none,
postimg_water,
postimg_motion,
postimg_flip,
postimg_heat
} postimg_t;
typedef UINT32 lumpnum_t; // 16 : 16 unsigned long (wad num: lump num)
#define LUMPERROR UINT32_MAX
typedef UINT32 tic_t;
#define INFTICS UINT32_MAX
#ifdef _BIG_ENDIAN
#define UINT2RGBA(a) a
#else
#define UINT2RGBA(a) (UINT32)((a&0xff)<<24)|((a&0xff00)<<8)|((a&0xff0000)>>8)|(((UINT32)a&0xff000000)>>24)
#endif
/* Compiler-specific attributes and other macros */
#ifdef __GNUC__ // __attribute__ ((X))
#define FUNCNORETURN __attribute__ ((noreturn))
@ -391,4 +363,43 @@ typedef UINT32 tic_t;
#ifndef FILESTAMP
#define FILESTAMP
#endif
/* Miscellaneous types that don't fit anywhere else (Can this be changed?) */
union FColorRGBA
{
UINT32 rgba;
struct
{
UINT8 red;
UINT8 green;
UINT8 blue;
UINT8 alpha;
} s;
} ATTRPACK;
typedef union FColorRGBA RGBA_t;
typedef enum
{
postimg_none,
postimg_water,
postimg_motion,
postimg_flip,
postimg_heat
} postimg_t;
typedef UINT32 lumpnum_t; // 16 : 16 unsigned long (wad num: lump num)
#define LUMPERROR UINT32_MAX
typedef UINT32 tic_t;
#define INFTICS UINT32_MAX
#include "endian.h" // This is needed to make sure the below macro acts correctly in big endian builds
#ifdef SRB2_BIG_ENDIAN
#define UINT2RGBA(a) a
#else
#define UINT2RGBA(a) (UINT32)((a&0xff)<<24)|((a&0xff00)<<8)|((a&0xff0000)>>8)|(((UINT32)a&0xff000000)>>24)
#endif
#endif //__DOOMTYPE__