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kplib optimizations and cleanup; faster versions of some functions, #ifdef out support for a couple of useless formats

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git-svn-id: https://svn.eduke32.com/eduke32@4634 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
terminx 2014-09-30 04:17:06 +00:00
parent a46994a668
commit 2d0c76e1a9
2 changed files with 260 additions and 399 deletions
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41
polymer/eduke32/build/include/kplib.h
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@ -2,27 +2,56 @@
extern "C" {
#endif
typedef struct
{
FILE *fil; //0:no file open, !=0:open file (either stand-alone or zip)
int32_t comptyp; //0:raw data (can be ZIP or stand-alone), 8:PKZIP LZ77 *flate
int32_t seek0; //0:stand-alone file, !=0: start of zip compressed stream data
int32_t compleng;//Global variable for compression FIFO
int32_t comptell;//Global variable for compression FIFO
int32_t leng; //Uncompressed file size (bytes)
int32_t pos; //Current uncompressed relative file position (0<=pos<=leng)
int32_t endpos; //Temp global variable for kzread
int32_t jmpplc; //Store place where decompression paused
int32_t i; //For stand-alone/ZIP comptyp#0, this is like "uncomptell"
//For ZIP comptyp#8&btype==0 "<64K store", this saves i state
int32_t bfinal; //LZ77 decompression state (for later calls)
} kzfilestate;
extern kzfilestate kzfs;
//High-level (easy) picture loading function:
extern void kpzload (const char *, intptr_t *, int32_t *, int32_t *, int32_t *);
//Low-level PNG/JPG functions:
extern void kpgetdim (const char *, int32_t, int32_t *, int32_t *);
extern int32_t kprender (const char *, int32_t, intptr_t, int32_t, int32_t, int32_t, int32_t, int32_t);
extern int32_t kprender (const char *, int32_t, intptr_t, int32_t, int32_t, int32_t);
//ZIP functions:
extern int32_t kzaddstack (const char *);
extern void kzuninit ();
extern intptr_t kzopen (const char *);
extern int32_t kzread (void *, int32_t);
extern int32_t kzfilelength ();
extern int32_t kzseek (int32_t, int32_t);
extern int32_t kztell ();
extern int32_t kzgetc ();
extern int32_t kzeof ();
extern void kzclose ();
static inline int32_t kztell(void) { return kzfs.fil ? kzfs.pos : -1; }
static inline int32_t kzeof(void) { return kzfs.fil ? kzfs.pos >= kzfs.leng : -1; }
static inline int32_t kzfilelength(void) { return kzfs.fil ? kzfs.leng : 0; }
static inline int32_t kzgetc(void) { char ch; return kzread(&ch, 1) ? ch : -1; }
static inline void kzclose(void) { MAYBE_FCLOSE_AND_NULL(kzfs.fil); }
extern void kzfindfilestart (const char *); //pass wildcard string
extern int32_t kzfindfile (char *); //you alloc buf, returns 1:found,0:~found
//like stricmp(st0,st1) except: '/' == '\'
extern char toupperlookup[256];
static inline int32_t filnamcmp(const char *j, const char *i)
{
// If we reach at the end of both strings, we are done
while (*j && (toupperlookup[*i] == toupperlookup[*j]))
i++, j++;
return *i != '\0';
}
#ifdef EXTERNC
}

618
polymer/eduke32/build/src/kplib.c
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