gblib src added

git-svn-id: svn://kolibrios.org@1879 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Albom 2011-02-18 17:46:37 +00:00
parent 0e98f2ea01
commit 2118401afb
15 changed files with 1179 additions and 0 deletions

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del gblib.obj
gcc -c -o gblib.obj gblib.c
kpack gblib.obj
pause

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format MS COFF
public Start
public _hStack
public _KOL_PATH
public _KOL_PARAM
extrn Memory
extrn hEnd
extrn _kol_main
section ".text" code
db "MENUET01"
dd 1, Start, hEnd, Memory, _hStack, _KOL_PARAM, _KOL_PATH
Start:
; èíèöèàëèçàöèÿ êó÷è
mov eax, 68
mov ebx, 11
int 0x40
; âûçîâ ãëàâíîé ïðîöåäóðû
mov eax, _kol_main
call eax
; çàâåðøåíèå ðàáîòû ïðîãðàììû
mov eax, -1
int 0x40
section ".bss"
_KOL_PARAM rb 256
_KOL_PATH rb 256
rb 16*1024
_hStack:

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del *.o
del example.kex
fasm asm_code.asm start.o
gcc -c example.c
gcc -c system/kolibri.c
gcc -c system/stdlib.c
gcc -c system/string.c
ld -nostdlib -T kolibri.ld -o example.kex start.o kolibri.o stdlib.o string.o example.o
objcopy example.kex -O binary
kpack example.kex
del *.o
pause

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#include "system/kolibri.h"
#include "system/stdlib.h"
#include "system/string.h"
#include "gblib.h"
/// ===========================================================
void kol_main()
{
GB_BMP b;
kol_struct_import *imp_gblib;
unsigned event;
imp_gblib = kol_cofflib_load("/sys/lib/gblib.obj");
gb_pixel_set = kol_cofflib_procload (imp_gblib, "gb_pixel_set");
gb_pixel_get = kol_cofflib_procload (imp_gblib, "gb_pixel_get");
gb_line = kol_cofflib_procload (imp_gblib, "gb_line");
gb_rect = kol_cofflib_procload (imp_gblib, "gb_rect");
gb_bar = kol_cofflib_procload (imp_gblib, "gb_bar");
gb_circle = kol_cofflib_procload (imp_gblib, "gb_circle");
gb_image_set = kol_cofflib_procload (imp_gblib, "gb_image_set");
gb_image_set_t = kol_cofflib_procload (imp_gblib, "gb_image_set_t");
b.w = 300;
b.h = 200;
b.bmp = malloc (300*200*3);
gb_bar (&b, 4, 8, 4, 12, 0xff0000); // red
gb_bar (&b, 10, 8, 4, 12, 0x00ff00); // green
gb_bar (&b, 16, 8, 4, 12, 0x0000ff); // blue
gb_line(&b, 4, 30, 50, 30, 0xffffff); // white line
gb_line(&b, 55, 4, 120, 60, 0xf0f033); // another line
gb_rect(&b, 65, 24, 100, 60, 0x2065ff); // rectangle
gb_circle(&b, 55, 95, 40, 0x20ff20); // circle
for (;;)
{
event = kol_event_wait();
switch (event)
{
case 1:
kol_paint_start();
kol_wnd_define(50, 50, 350, 240, 0x34f0f0f0);
kol_paint_image(3, 3, 300, 200, b.bmp);
kol_paint_end();
break;
case 2:
kol_key_get();
break;
case 3:
if ( 1 == (kol_btn_get() & 0xff00)>>8 )
kol_exit();
break;
};
}
}
/// ===========================================================

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typedef struct
{
int w __attribute__((packed));
int h __attribute__((packed));
char *bmp __attribute__((packed));
char *alpha __attribute__((packed));
} GB_BMP __attribute__((packed));
void (* __stdcall gb_pixel_set)(GB_BMP *b, int x, int y, unsigned c);
int (* __stdcall gb_pixel_get)(GB_BMP *b, int x, int y, unsigned *c);
void (* __stdcall gb_line)(GB_BMP *b, int x1, int y1, int x2, int y2, unsigned c);
void (* __stdcall gb_rect)(GB_BMP *b, int x, int y, int w, int h, unsigned c);
void (* __stdcall gb_bar)(GB_BMP *b, int x, int y, int w, int h, unsigned c);
void (* __stdcall gb_circle)(GB_BMP *b, int x, int y, int r, unsigned c);
void (* __stdcall gb_image_set)(GB_BMP *b_dest, int x_d, int y_d, GB_BMP *b_src, int x_s, int y_s, int w, int h);
void (* __stdcall gb_image_set_t)(GB_BMP *b_dest, int x_d, int y_d, GB_BMP *b_src, int x_s, int y_s, int w, int h, unsigned c);

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/*OUTPUT_FORMAT("binary")*/
ENTRY(Start)
SECTIONS
{
.text 0x000000:
{
*(.text)
}
.data : {
*(.data)
hEnd = . ;
}
.bss :
{
*(.bss)
}
Memory = . ;
}

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#include "kolibri.h"
#include "string.h"
extern char KOL_PATH[256];
extern char KOL_PARAM[256];
extern char KOL_DIR[256];
void kol_exit()
{
asm ("int $0x40"::"a"(-1));
}
void kol_sleep(unsigned d)
{
asm ("int $0x40"::"a"(5), "b"(d));
}
void kol_wnd_define(unsigned x, unsigned y, unsigned w, unsigned h, unsigned c)
{
asm ("nop"::"a"(0), "b"(x*65536+w), "c"(y*65536+h), "d"(c));
asm ("movl $0xffffff, %esi \n int $0x40");
}
void kol_wnd_move(unsigned x, unsigned y)
{
asm ("nop"::"a"(67), "b"(x), "c"(y));
asm ("movl $-1, %edx \n movl $-1, %esi \n int $0x40");
}
void kol_event_mask(unsigned e)
{
asm ("int $0x40"::"a"(40), "b"(e));
}
unsigned kol_event_wait()
{
asm ("int $0x40"::"a"(10));
}
unsigned kol_event_wait_time(unsigned time)
{
asm ("int $0x40"::"a"(23), "b"(time));
}
unsigned kol_event_check()
{
asm ("int $0x40"::"a"(11));
}
void kol_paint_start()
{
asm ("int $0x40"::"a"(12), "b"(1));
}
void kol_paint_end()
{
asm ("int $0x40"::"a"(12), "b"(2));
}
void kol_paint_pixel(unsigned x, unsigned y, unsigned c)
{
asm ("int $0x40"::"a"(1), "b"(x), "c"(y), "d"(c));
}
void kol_paint_bar(unsigned x, unsigned y, unsigned w, unsigned h, unsigned c)
{
asm ("int $0x40"::"a"(13), "b"(x*65536+w), "c"(y*65536+h), "d"(c));
}
void kol_paint_line(unsigned x1, unsigned y1, unsigned x2, unsigned y2, unsigned c)
{
asm ("int $0x40"::"a"(38), "b"(x1*65536+x2), "c"(y1*65536+y2), "d"(c));
}
void kol_paint_string(unsigned x, unsigned y, char *s, unsigned c)
{
asm ("int $0x40"::"a"(4), "b"(x*65536+y), "c"(c), "d"(s));
}
void kol_paint_image(unsigned x, unsigned y, unsigned w, unsigned h, char *d)
{
asm ("int $0x40"::"a"(7), "c"(w*65536+h), "d"(x*65536+y), "b"(d));
}
void kol_paint_image_pal(unsigned x, unsigned y, unsigned w, unsigned h, char *d, unsigned *palette)
{
asm ("nop"::"c"(w*65536+h), "d"(x*65536+y), "b"(d));
asm ("nop"::"a"(palette));
asm ("movl %eax, %edi");
asm ("xor %eax, %eax");
asm ("movl %eax, %ebp");
asm ("pushl $8");
asm ("popl %esi");
asm ("int $0x40"::"a"(65));
}
unsigned kol_key_get()
{
asm ("int $0x40"::"a"(2));
}
unsigned kol_key_control()
{
asm ("int $0x40"::"a"(66), "b"(3));
}
void kol_key_lang_set(unsigned lang)
{
asm ("int $0x40"::"a"(21), "b"(2), "c"(9), "d"(lang));
}
unsigned kol_key_lang_get()
{
asm ("int $0x40"::"a"(26), "b"(2), "c"(9));
}
void kol_key_mode_set(unsigned mode)
{
asm ("int $0x40"::"a"(66), "b"(1), "c"(mode));
}
unsigned kol_key_mode_get()
{
asm ("int $0x40"::"a"(66), "b"(2));
}
unsigned kol_btn_get()
{
asm ("int $0x40"::"a"(17));
}
void kol_btn_define(unsigned x, unsigned y, unsigned w, unsigned h, unsigned d, unsigned c)
{
asm ("nop"::"b"(x*65536+w), "c"(y*65536+h), "d"(d));
asm ("nop"::"a"(c));
asm ("movl %eax, %esi");
asm ("int $0x40"::"a"(8));
}
void kol_btn_type(unsigned t)
{
asm ("int $0x40"::"a"(48), "b"(1), "c"(t));
}
void kol_wnd_caption(char *s)
{
asm ("int $0x40"::"a"(71), "b"(1), "c"(s));
}
unsigned kol_mouse_pos()
{
asm ("int $0x40"::"a"(37), "b"(0));
}
unsigned kol_mouse_posw()
{
asm ("int $0x40"::"a"(37), "b"(1));
}
unsigned kol_mouse_btn()
{
asm ("int $0x40"::"a"(37), "b"(2));
}
void kol_board_putc(char c)
{
asm ("int $0x40"::"a"(63), "b"(1), "c"(c));
}
void kol_board_puts(char *s)
{
unsigned i;
i = 0;
while (*(s+i))
{
asm ("int $0x40"::"a"(63), "b"(1), "c"(*(s+i)));
i++;
}
}
void kol_board_puti(int n)
{
char c;
int i = 0;
do
{
c = n % 10 + '0';
asm ("int $0x40"::"a"(63), "b"(1), "c"(c));
i++;
}
while ((n /= 10) > 0);
}
int kol_file_70(kol_struct70 *k)
{
asm ("int $0x40"::"a"(70), "b"(k));
}
kol_struct_import* kol_cofflib_load(char *name)
{
asm ("int $0x40"::"a"(68), "b"(19), "c"(name));
}
void* kol_cofflib_procload (kol_struct_import *imp, char *name)
{
int i;
for (i=0;;i++)
if ( NULL == ((imp+i) -> name))
break;
else
if ( 0 == strcmp(name, (imp+i)->name) )
return (imp+i)->data;
return NULL;
}
unsigned kol_cofflib_procnum (kol_struct_import *imp)
{
unsigned i, n;
for (i=n=0;;i++)
if ( NULL == ((imp+i) -> name))
break;
else
n++;
return n;
}
void kol_cofflib_procname (kol_struct_import *imp, char *name, unsigned n)
{
unsigned i;
*name = 0;
for (i=0;;i++)
if ( NULL == ((imp+i) -> name))
break;
else
if ( i == n )
{
strcpy(name, ((imp+i)->name));
break;
}
}
unsigned kol_system_cpufreq()
{
asm ("int $0x40"::"a"(18), "b"(5));
}
unsigned kol_system_mem()
{
asm ("int $0x40"::"a"(18), "b"(17));
}
unsigned kol_system_memfree()
{
asm ("int $0x40"::"a"(18), "b"(16));
}
unsigned kol_system_time_get()
{
asm ("int $0x40"::"a"(3));
}
unsigned kol_system_date_get()
{
asm ("int $0x40"::"a"(29));
}
unsigned kol_system_end(unsigned param)
{
asm ("int $0x40"::"a"(18), "b"(9), "c"(param));
}
void kol_path_file2dir(char *dir, char *fname)
{
unsigned i;
strcpy (dir, fname);
for ( i = strlen(dir);; --i)
if ( '/' == dir[i])
{
dir[i] = '\0';
return;
}
}
void kol_path_full(char *full, char *fname)
{
char temp[256];
switch (*fname)
{
case '/':
strncpy(temp, fname+1, 2);
temp[2]=0;
if ( (!strcmp("rd", temp)) || (!strcmp("hd", temp)) || (!strcmp("cd", temp)) )
strcpy (full, fname);
break;
case '.':
break;
default:
break;
};
}
void kol_screen_wait_rr()
{
asm ("int $0x40"::"a"(18), "b"(14));
}
void kol_screen_get_size(unsigned *w, unsigned *h)
{
unsigned size;
asm ("int $0x40":"=a"(size):"a"(14));
*w = size / 65536;
*h = size % 65536;
}
unsigned kol_skin_height()
{
asm ("int $0x40"::"a"(48), "b"(4));
}
unsigned kol_thread_start(unsigned start, unsigned stack)
{
asm ("int $0x40"::"a"(51), "b"(1), "c"(start), "d"(stack));
}
unsigned kol_time_tick()
{
asm ("int $0x40"::"a"(26), "b"(9));
}
unsigned kol_sound_speaker(char data[])
{
asm ("movl %0, %%esi"::"a"(data));
asm ("int $0x40"::"a"(55), "b"(55));
}
unsigned kol_process_info(unsigned slot, char buf1k[])
{
asm ("int $0x40"::"a"(9), "b"(buf1k), "c"(slot));
}
int kol_process_kill_pid(unsigned process)
{
asm ("int $0x40"::"a"(18), "b"(18), "c"(process));
}

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#define NULL ((void*)0)
typedef struct
{
unsigned p00 __attribute__((packed));
unsigned p04 __attribute__((packed));
unsigned p08 __attribute__((packed));
unsigned p12 __attribute__((packed));
unsigned p16 __attribute__((packed));
char p20 __attribute__((packed));
char *p21 __attribute__((packed));
} kol_struct70 __attribute__((packed));
typedef struct
{
unsigned p00 __attribute__((packed));
char p04 __attribute__((packed));
char p05[3] __attribute__((packed));
unsigned p08 __attribute__((packed));
unsigned p12 __attribute__((packed));
unsigned p16 __attribute__((packed));
unsigned p20 __attribute__((packed));
unsigned p24 __attribute__((packed));
unsigned p28 __attribute__((packed));
unsigned p32[2] __attribute__((packed));
unsigned p40 __attribute__((packed));
} kol_struct_BDVK __attribute__((packed));
typedef struct
{
char *name __attribute__((packed));
void *data __attribute__((packed));
} kol_struct_import __attribute__((packed));
void kol_exit();
void kol_sleep(unsigned d);
void kol_wnd_define(unsigned x, unsigned y, unsigned w, unsigned h, unsigned c);
void kol_wnd_move(unsigned x, unsigned y);
void kol_wnd_caption(char *s);
void kol_event_mask(unsigned e);
unsigned kol_event_wait();
unsigned kol_event_wait_time(unsigned time);
unsigned kol_event_check();
void kol_paint_start();
void kol_paint_end();
void kol_paint_pixel(unsigned x, unsigned y, unsigned c);
void kol_paint_bar(unsigned x, unsigned y, unsigned w, unsigned h, unsigned c);
void kol_paint_line(unsigned x1, unsigned y1, unsigned x2, unsigned y2, unsigned c);
void kol_paint_string(unsigned x, unsigned y, char *s, unsigned c);
void kol_paint_image(unsigned x, unsigned y, unsigned w, unsigned h, char *d);
void kol_paint_image_pal(unsigned x, unsigned y, unsigned w, unsigned h, char *d, unsigned *palette);
unsigned kol_key_get();
unsigned kol_key_control();
void kol_key_lang_set(unsigned lang);
unsigned kol_key_lang_get();
void kol_key_mode_set(unsigned mode);
unsigned kol_key_mode_get();
void kol_btn_define(unsigned x, unsigned y, unsigned w, unsigned h, unsigned d, unsigned c);
unsigned kol_btn_get();
void kol_btn_type(unsigned t);
unsigned kol_mouse_pos();
unsigned kol_mouse_posw();
unsigned kol_mouse_btn();
void kol_board_putc(char c);
void kol_board_puts(char *s);
void kol_board_puti(int n);
int kol_file_70(kol_struct70 *k);
kol_struct_import* kol_cofflib_load(char *name);
void* kol_cofflib_procload (kol_struct_import *imp, char *name);
unsigned kol_cofflib_procnum (kol_struct_import *imp);
void kol_cofflib_procname (kol_struct_import *imp, char *name, unsigned n);
unsigned kol_system_end(unsigned param);
unsigned kol_system_cpufreq();
unsigned kol_system_mem();
unsigned kol_system_memfree();
unsigned kol_system_time_get();
unsigned kol_system_date_get();
void kol_path_file2dir(char *dir, char *fname);
void kol_path_full(char *full, char *fname);
void kol_screen_wait_rr();
void kol_screen_get_size(unsigned *w, unsigned *h);
unsigned kol_skin_height();
unsigned kol_thread_start(unsigned start, unsigned stack);
unsigned kol_time_tick();
unsigned kol_sound_speaker(char data[]);
unsigned kol_process_info(unsigned slot, char buf1k[]);
int kol_process_kill_pid(unsigned process);

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unsigned int seed_o = 0x45168297;
void srand (unsigned seed)
{
seed_o = seed;
}
int rand (void)
{
seed_o = seed_o * 0x15a4e35 + 1;
return(seed_o >> 16);
}
void* malloc(unsigned s)
{
asm ("int $0x40"::"a"(68), "b"(12), "c"(s) );
}
void free(void *p)
{
asm ("int $0x40"::"a"(68), "b"(13), "c"(p) );
}
void* realloc(void *p, unsigned s)
{
asm ("int $0x40"::"a"(68), "b"(12), "c"(p), "d"(s) );
}

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#define RAND_MAX 0x7FFFU
#define isspace(c) ((c)==' ')
#define abs(i) (((i)<0)?(-(i)):(i))
#define random(num) ((rand()*(num))/((RAND_MAX+1)))
void* malloc(unsigned size);
void free(void *pointer);
void* realloc(void* pointer, unsigned size);
void srand (unsigned seed);
int rand (void);

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#include "string.h"
void* memset(void *mem, int c, unsigned size)
{
unsigned i;
for ( i = 0; i < size; i++ )
*((char *)mem+i) = (char) c;
return NULL;
}
void* memcpy(void *dst, const void *src, unsigned size)
{
unsigned i;
for ( i = 0; i < size; i++)
*(char *)(dst+i) = *(char *)(src+i);
return NULL;
}
int memcmp(const void* buf1, const void* buf2, int count)
{
int i;
for (i=0;i<count;i++)
{
if (*(unsigned char*)buf1<*(unsigned char*)buf2)
return -1;
if (*(unsigned char*)buf1>*(unsigned char*)buf2)
return 1;
}
return 0;
}
void strcat(char strDest[], char strSource[])
{
int i, j;
i = j = 0;
while (strDest[i] != '\0')
i++;
while ((strDest[i++] = strSource[j++]) != '\0')
;
}
int strcmp(const char* string1, const char* string2)
{
while (1)
{
if (*string1<*string2)
return -1;
if (*string1>*string2)
return 1;
if (*string1=='\0')
return 0;
string1++;
string2++;
}
}
void strcpy(char strDest[], const char strSource[])
{
unsigned i;
i = 0;
while ((strDest[i] = strSource[i]) != '\0')
i++;
}
char* strncpy(char *strDest, const char *strSource, unsigned n)
{
unsigned i;
if (! n )
return strDest;
i = 0;
while ((strDest[i] = strSource[i]) != '\0')
if ( (n-1) == i )
break;
else
i++;
return strDest;
}
int strlen(const char* string)
{
int i;
i=0;
while (*string++) i++;
return i;
}
char* strchr(const char* string, int c)
{
while (*string)
{
if (*string==c)
return (char*)string;
string++;
}
return (char*)0;
}

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#ifndef NULL
#define NULL ((void*)0)
#endif
void* memset(void *mem, int c, unsigned size);
void* memcpy(void *dst, const void *src, unsigned size);
int memcmp(const void* buf1, const void* buf2, int count);
void strcat(char strDest[], char strSource[]);
int strcmp(const char* string1, const char* string2);
void strcpy(char strDest[], const char strSource[]);
char* strncpy(char *strDest, const char *strSource, unsigned n);
int strlen(const char* string);
char *strchr(const char* string, int c);

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#include "gblib.h"
//=========================
void gb_pixel_set(GB_BMP *b, int x, int y, unsigned c)
{
// ïîñòàâèòü òî÷êó
unsigned s;
if ((x+1 > b->w )||(y+1 > b->h))
return;
if ((x < 0)||(y < 0))
return;
s = 3*( y*(b->w) + x );
*( b -> bmp + s ) = c & 0xff;
*( b -> bmp + s + 1) = (c >> 8) & 0xff;
*( b -> bmp + s + 2) = (c >> 16)& 0xff;
}
//=========================
int gb_pixel_get(GB_BMP *b, int x, int y, unsigned *c)
{
// ïîëó÷èòü òî÷êó
unsigned red, green, blue, s;
if ((x < 0) || (y < 0))
return 0;
if ((x+1 > b->w )||(y+1 > b->h))
return 0;
s = 3*( y*(b->w) + x );
blue = *( b -> bmp + s );
green = *( b -> bmp + s + 1);
red = *( b -> bmp + s + 2);
*c = ((red << 16) & 0xff0000) | ((green << 8) & 0xff00) | (blue & 0xff);
return 1;
}
//=========================
void gb_line(GB_BMP *b, int x1, int y1, int x2, int y2, unsigned c)
{
// ëèíèÿ çàäàííîãî öâåòà ñ èñïîëüçîâàíèåì
// àëãîpèòìà Áðåçåíõýìà
int t, dist;
int xerr=0, yerr=0, delta_x, delta_y;
int incx, incy;
// âû÷èñëåíèå pàññòîÿíèÿ â îáîèõ íàïpàâëåíèÿõ
delta_x = x2 - x1;
delta_y = y2 - y1;
// îïpåäåëåíèå íàïpàâëåíèÿ øàãà,
// øàã âû÷èñëÿåòñÿ ëèáî ïî âåpòèêàëüíîé, ëèáî ãîpèçîíòàëüíîé
// ëèíèè
if (delta_x > 0)
incx = 1;
else
if (0 == delta_x)
incx = 0;
else
incx = -1;
if (delta_y > 0)
incy = 1;
else
if ( 0 == delta_y)
incy = 0;
else
incy = -1;
// îïpåäåëåíèå íàèáîëüøåãî pàññòîÿíèÿ
if (delta_x < 0)
delta_x *= -1;
if (delta_y < 0)
delta_y *= -1;
if (delta_x > delta_y)
dist = delta_x;
else
dist = delta_y;
// âû÷åp÷èâàíèå ëèíèè
for (t = 0; t <= dist+1; t++)
{
gb_pixel_set(b, x1, y1, c);
xerr+=delta_x;
yerr+=delta_y;
if (xerr > dist)
{
xerr -= dist;
x1 += incx;
}
if (yerr > dist)
{
yerr -= dist;
y1 += incy;
}
}
}
//=========================
void gb_rect(GB_BMP *b, int x, int y, int w, int h, unsigned c)
{
// ïðÿìîóãîëüíèê
gb_line (b, x, y, x+w-1, y, c);
gb_line (b, x, y+h-1, x+w-1, y+h-1, c);
gb_line (b, x, y, x, y+h-1, c);
gb_line (b, x+w-1, y, x+w-1, y+h-1, c);
}
//=========================
void gb_circle(GB_BMP *b, int x, int y, int r, unsigned c)
{
int _x;
int _y;
int d;
_x = 0;
_y = r;
d = 3-2*r;
while( _y >= _x)
{
gb_pixel_set(b, _x + x, _y + y, c);
gb_pixel_set(b, _x + x, -_y + y, c);
gb_pixel_set(b, -_x + x, _y + y, c);
gb_pixel_set(b, -_x + x, -_y + y, c);
gb_pixel_set(b, _y + x, _x + y, c);
gb_pixel_set(b, _y + x, -_x + y, c);
gb_pixel_set(b, -_y + x, _x + y, c);
gb_pixel_set(b, -_y + x, -_x + y, c);
if( d<0 )
d = d+4*_x+6;
else
{
d = d+4*(_x-_y)+10;
_y--;
}
_x++;
}
}
//=========================
void gb_bar(GB_BMP *b, int x, int y, int w, int h, unsigned c)
{
// çàêðàøåííûé ïðÿìîóãîëüíèê
unsigned s;
int i, j;
if ((x > b->w)||(y > b->h))
return;
for (j = 0; j < w; j++)
for (i = 0; i < h; i++)
// gb_pixel_set(b, x+j, y+i, c);
{
s = 3*( (y+i)*(b->w) + x + j );
*( b -> bmp + s ) = c & 0xff;
*( b -> bmp + s + 1) = (c >> 8) & 0xff;
*( b -> bmp + s + 2) = (c >> 16)& 0xff;
}
}
//=========================
void gb_image_set(GB_BMP *b_dest, int x_d, int y_d, GB_BMP *b_src, int x_s, int y_s, int w, int h)
{
// âûâîä èçîáðàæåíèÿ
int x, y;
unsigned d;
if ((x_d > b_dest->w)||(y_d > b_dest->h))
return;
if ((x_s > b_src->w)||(y_s > b_src->h))
return;
for (y = 0; y < h; y++)
for (x = 0; x < w; x++)
if ( gb_pixel_get(b_src, x_s+x, y_s+y, &d) )
gb_pixel_set(b_dest, x_d+x, y_d+y, d);
}
//=========================
void gb_image_set_t(GB_BMP *b_dest, int x_d, int y_d, GB_BMP *b_src, int x_s, int y_s, int w, int h, unsigned c)
{
// âûâîä èçîáðàæåíèÿ ñ ïðîçðà÷íûì öâåòîì
int x, y;
unsigned d;
if ((x_d > b_dest->w)||(y_d > b_dest->h))
return;
if ((x_s > b_src->w)||(y_s > b_src->h))
return;
for (y = 0; y < h; y++)
for (x = 0; x < w; x++)
if ( gb_pixel_get(b_src, x_s+x, y_s+y, &d) )
if (c != d)
gb_pixel_set(b_dest, x_d+x, y_d+y, d);
}
//=========================
#define NULL ((void*)0)
typedef struct
{
void *name;
void *function;
} export_t;
//=========================
char szGb_pixel_set[] = "gb_pixel_set";
char szGb_pixel_get[] = "gb_pixel_get";
char szGb_line[] = "gb_line";
char szGb_rect[] = "gb_rect";
char szGb_bar[] = "gb_bar";
char szGb_circle[] = "gb_circle";
char szGb_image_set[] = "gb_image_set";
char szGb_image_set_t[] = "gb_image_set_t";
export_t EXPORTS[] =
{
{ szGb_pixel_set, (void*) gb_pixel_set},
{ szGb_pixel_get, (void*) gb_pixel_get},
{ szGb_line, (void*) gb_line},
{ szGb_rect, (void*) gb_rect},
{ szGb_bar, (void*) gb_bar},
{ szGb_circle, (void*) gb_circle},
{ szGb_image_set, (void*) gb_image_set},
{ szGb_image_set_t, (void*) gb_image_set_t},
{ NULL, NULL },
};

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typedef struct
{
int w __attribute__((packed));
int h __attribute__((packed));
char *bmp __attribute__((packed));
char *alpha __attribute__((packed));
} GB_BMP __attribute__((packed));
void gb_pixel_set(GB_BMP *b, int x, int y, unsigned c);
int gb_pixel_get(GB_BMP *b, int x, int y, unsigned *c);
void gb_line(GB_BMP *b, int x1, int y1, int x2, int y2, unsigned c);
void gb_rect(GB_BMP *b, int x, int y, int w, int h, unsigned c);
void gb_bar(GB_BMP *b, int x, int y, int w, int h, unsigned c);
void gb_circle(GB_BMP *b, int x, int y, int r, unsigned c);
void gb_image_set(GB_BMP *b_dest, int x_d, int y_d, GB_BMP *b_src, int x_s, int y_s, int w, int h);
void gb_image_set_t(GB_BMP *b_dest, int x_d, int y_d, GB_BMP *b_src, int x_s, int y_s, int w, int h, unsigned c);

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Graphics Board Library
version 0.5
4 апреля 2009 г.
======================
Графическая библиотека
с буфером в режиме 24BPP.
======================
Реализованные функции:
gb_pixel_set - поставить точку
gb_pixel_get - получить точку
gb_line - линия
gb_rect - прямоугольник
gb_bar - закрашенный прямоугольник
gb_circle - окружность
gb_image_set - изображение
gb_image_set_t - изображение с прозрачным
цветом
======================
автор : А. Богомаз aka Albom
e-mail: albom85@yandex.ru
сайт : http://albom85.narod.ru