model_viewer/src/utilities.h

#ifndef __EACSMB_UTILITIES_H__
#define __EACSMB_UTILITIES_H__

#define USE_KHR_DEBUG
#define NO_GL_GET_ERR_DEBUG

// i pronounce this one like "Grexit", greece's only smart move which they won't make cause they're greedy, short-sighted and dumb. just like the rest of us.
#define glexit(msg) _glexit(msg, __FILE__, __LINE__, __func__)

// returns NULL for no error, a human error string otherwise. the error is printed to stderr.
#define glerr(msg) _glerr(msg, __FILE__, __LINE__, __func__)


#define MAX(a,b) ({ \
	__typeof__ (a) _a = (a); \
	__typeof__ (b) _b = (b); \
	_a > _b ? _a : _b; \
})
#define MIN(a,b) ({ \
	__typeof__ (a) _a = (a); \
	__typeof__ (b) _b = (b); \
	_a < _b ? _a : _b; \
})
#define MAXE(a,b) ({ \
	__typeof__ (a) _a = (a); \
	__typeof__ (b) _b = (b); \
	_a >= _b ? _a : _b; \
})
#define MINE(a,b) ({ \
	__typeof__ (a) _a = (a); \
	__typeof__ (b) _b = (b); \
	_a <= _b ? _a : _b; \
})


#define CHECK_OOM(p) \
if(!(p)) { \
	fprintf(stderr, "OOM for %s at %s:%d. Buy more ram\n", #p, __FILE__, __LINE__); \
	exit(2); \
}

#define GOTO_OOM(p, label) \
if(!(p)) { \
	fprintf(stderr, "OOM for %s at %s:%d. Buy more ram\n", #p, __FILE__, __LINE__); \
	goto label; \
}



#ifndef NO_TERM_COLORS
	#define TERM_COLOR_BLACK   "\x1b[30m"
	#define TERM_COLOR_RED     "\x1b[31m"
	#define TERM_COLOR_GREEN   "\x1b[32m"
	#define TERM_COLOR_YELLOW  "\x1b[33m"
	#define TERM_COLOR_BLUE    "\x1b[34m"
	#define TERM_COLOR_MAGENTA "\x1b[35m"
	#define TERM_COLOR_CYAN    "\x1b[36m"
	#define TERM_COLOR_GRAY    "\x1b[37m"
	#define TERM_RESET         "\x1b[0m"
	#define TERM_BOLD          "\x1b[1m"
	#define TERM_NORMAL        "\x1b[22m"
	#define TERM_BK_BLACK      "\x1b[40m"
	#define TERM_BK_RED        "\x1b[41m"
	#define TERM_BK_GREEN      "\x1b[42m"
	#define TERM_BK_YELLOW     "\x1b[43m"
	#define TERM_BK_BLUE       "\x1b[44m"
	#define TERM_BK_MAGENTA    "\x1b[45m"
	#define TERM_BK_CYAN       "\x1b[46m"
	#define TERM_BK_GRAY       "\x1b[47m"
#else
#endif









char* readFile(char* path, int* srcLen);



typedef struct VAOConfig {
	int sz;
	GLenum type;
	char normalize;
} VAOConfig;

int getVAOItemSize(VAOConfig* item);
int getVAOStride(VAOConfig* details);
GLuint makeVAO(VAOConfig* details);


void initKHRDebug();


size_t strlnlen(const char* s);
char* strlndup(const char* s);
int   strlinecnt(const char* s);
char* pathJoin(const char* a, const char* b); 

void skipWhitespace(char** s);

#endif // __EACSMB_UTILITIES_H__