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kolibrios/programs/games/LaserTank/trunk/smalllibc/func.cpp
ZblCoder fb06cf5f79 LaserTank game added
git-svn-id: svn://kolibrios.org@5276 a494cfbc-eb01-0410-851d-a64ba20cac60
2014-12-28 18:29:59 +00:00

550 lines
7.8 KiB
C++

#include "func.h"
int convert_error = 0;
int SysColor = 0;
char debuf[50] = "";
// ïî÷åìó-òî íå áûëî â ñòàíäàðòíîé áèáëèîòåêå
void kos_DrawLine( Word x1, Word y1, Word x2, Word y2, Dword colour, Dword invert )
{
Dword arg1, arg2, arg3;
//
arg1 = ( x1 << 16 ) | x2;
arg2 = ( y1 << 16 ) | y2;
arg3 = (invert)?0x01000000:colour;
//
__asm{
mov eax, 38
mov ebx, arg1
mov ecx, arg2
mov edx, arg3
int 0x40
}
}
// ïîõèùåíî èç áèáëèîòåêè ê C--
void DrawRegion(Dword x,Dword y,Dword width,Dword height,Dword color1)
{
kos_DrawBar(x,y,width,1,color1); //ïîëîñà ãîð ñâåðõó
kos_DrawBar(x,y+height,width,1,color1); //ïîëîñà ãîð ñíèçó
kos_DrawBar(x,y,1,height,color1); //ïîëîñà âåðò ñëåâà
kos_DrawBar(x+width,y,1,height+1,color1); //ïîëîñà âåðò ñïðàâà
}
// äà, ýòî áàÿí
int atoi(const char* string)
{
int res=0;
int sign=0;
const char* ptr;
for (ptr=string; *ptr && *ptr<=' ';ptr++);
if (*ptr=='-') {sign=1;++ptr;}
while (*ptr >= '0' && *ptr <= '9')
{
res = res*10 + *ptr++ - '0';
}
if (sign) res = -res;
return res;
}
/*int abs(int n)
{
return (n<0)?-n:n;
}*/
double fabs(double x)
{
__asm fld x
__asm fabs
}
#define M_PI 3.14159265358979323846
double cos(double x)
{
__asm fld x
__asm fcos
}
double sin(double x)
{
__asm fld x
__asm fsin
}
bool isalpha(char c)
{
return (c==' ' || c=='\n' || c=='\t' || c=='\r');
}
// ýòà ôóíêöèÿ - âåëîñèïåä. íî ïðîùå áûëî íàïèñàòü ÷åì íàéòè.
double convert(char *s, int *len)
{
int i;
double sign,res, tail, div;
convert_error = 0;
res = 0.0;
i=0;
while (s[i] && isalpha(s[i])) i++;
if (len) *len=i;
if (s[i] == '\0')
{
convert_error = ERROR_END;
return 0.0;
}
sign=1.0;
if (s[i] == '-')
{
sign=-1.0;
i++;
}
while (s[i] && s[i] >= '0' && s[i] <= '9')
{
res *= 10.0;
res += id(s[i] - '0');
i++;
}
if (len) *len=i;
if (!s[i] || isalpha(s[i]))
return sign*res;
if (s[i] != '.' && s[i] != ',')
{
convert_error = ERROR;
return 0;
}
i++;
if (len) *len=i;
if (!s[i])
return sign*res;
div = 1.0;
tail = 0.0;
while (s[i] && s[i] >= '0' && s[i] <= '9')
{
tail *= 10.0;
tail += id(s[i] - '0');
div *= 10.0;
i++;
}
res += tail/div;
if (len) *len=i;
return sign*res;
}
/*
#define PREC 2
double double_tab[]={1e0, 1e1, 1e2, 1e3, 1e4, 1e5, 1e6, 1e7, 1e8, 1e9, 1e10, 1e11, 1e12, 1e13, 1e14, 1e15};
// ýòî sprintf, óìåþùèé ôîðìàòèðîâàòü _òîëüêî_ âåùåñòâåííûå ÷èñëà (double) %f
void format( char *Str, int len, char* Format, ... )
{
int i, fmtlinesize, j, k, flag;
char c;
va_list arglist;
//
va_start(arglist, Format);
//
fmtlinesize = strlen( Format );
//
if( fmtlinesize == 0 ) return;
for (i = 0; i < len; i++)
Str[i] = 0;
//
for( i = 0, j = 0; i < fmtlinesize; i++ )
{
//
c = Format[i];
//
if( c != '%' )
{
Str[j++] = c;
continue;
}
//
i++;
//
if( i >= fmtlinesize ) break;
//
flag = 0;
//
c = Format[i];
//
switch( c )
{
//
case '%':
Str[j++] = c;
break;
// auaia aauanoaaiiiai ?enea
case 'f':
// ii?aaaeeou ?enei oeo? ai oi?ee
double val, w;
int p;
val = va_arg(arglist, double);
if (val < 0.0)
{
Str[j++] = '-';
val = -val;
}
for (k = 0; k < 15; k++)
if (val < double_tab[k])
break;
if (val < 1.0)
{
Str[j++] = '0';
}
for (p = 1; p < k + 1; p++)
{
Str[j++] = '0' + di(val / double_tab[k - p] - 0.499) % 10;
}
Str[j++] = '.';
w = 0.1;
for (p = 0; p < 2; p++)
{
val-=floor(val);
Str[j++] = '0' + di(val / w - 0.499) % 10;
w /= 10.0;
}
//
default:
break;
}
}
//
Str[j] = 0;
}
void *memcpy(void *dst, const void *src, unsigned size)
{
while (size--)
*((char*)dst+size) = *((char*)src+size);
return dst;
}
*/
int strcmp(const char *s1, const char *s2)
{
int i;
if (s1 == NULL)
if (s2 == NULL)
return 0;
else
return 1;
else
if (s2 == NULL)
return 1;
for (i = 0;;i++)
{
if (s1[i] == '\0')
if (s2[i] == '\0')
return 0;
else
return 1;
else
if (s2[i] == '\0')
return 1;
else
{
if (s1[i] != s2[i])
return 1;
}
}
return 0;
}
kol_struct_import* kol_cofflib_load(char *name)
{
//asm ("int $0x40"::"a"(68), "b"(19), "c"(name));
__asm
{
mov eax, 68
mov ebx, 19
mov ecx, name
int 0x40
}
}
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;
}
}
/*
end of system part
*/
// ïîñêîëüêó ÿ ïîðòèðîâàë ñ äðåâíåãî äîñà...
void line( int x1, int y1, int x2, int y2)
{
kos_DrawLine(x1,y1,x2,y2,SysColor,0);
}
void outtextxy( int x, int y, char *s, int len)
{
kos_WriteTextToWindow(x,y,0,SysColor,s,len);
}
double textwidth( char *s, int len)
{
int i;
for (i = 0; i < len; i++)
if (s[i] == 0)
break;
return id(i * 6);
}
double textheight( char *s, int len)
{
return 8.0;
}
void setcolor( DWORD color)
{
SysColor = color;
}
void rectangle( int x1, int y1, int x2, int y2)
{
kos_DrawBar(x1,y1,x2-x1,y2-y1,SysColor);
}
Dword kos_GetSkinHeight()
{
__asm{
mov eax, 48
mov ebx, 4
int 0x40
}
}
Dword kos_GetSpecialKeyState()
{
__asm{
mov eax, 66
mov ebx, 3
int 0x40
}
}
Dword kos_GetSlotByPID(Dword PID)
{
__asm
{
push ebx
push ecx
mov eax, 18
mov ebx, 21
mov ecx, PID
int 0x40
pop ecx
pop ebx
}
}
Dword kos_GetActiveSlot()
{
__asm
{
push ebx
mov eax, 18
mov ebx, 7
int 0x40
pop ebx
}
}
void kos_GetScrollInfo(int &vert, int &hor)
{
short v, h;
__asm
{
mov eax, 37
mov ebx, 7
int 0x40
mov ebx, eax
and eax, 0xffff
mov v, ax
shr ebx, 16
mov h, bx
}
vert = v;
hor = h;
}
// ïîëó÷åíèå èíôîðìàöèè î ñîñòîÿíèè "ìûøè" ôóíêöèÿ 37/1
void kos_GetMouseStateWnd( Dword & buttons, int & cursorX, int & cursorY )
{
Dword mB;
Word curX;
Word curY;
sProcessInfo sPI;
//
__asm{
mov eax, 37
mov ebx, 1
int 0x40
mov curY, ax
shr eax, 16
mov curX, ax
mov eax, 37
mov ebx, 2
int 0x40
mov mB, eax
}
//
kos_ProcessInfo( &sPI );
//
buttons = mB;
cursorX = curX - sPI.processInfo.x_start;
cursorY = curY - sPI.processInfo.y_start;
}
double atof(char *s)
{
return convert(s, NULL);
}
int di(double x)
{
int a;
__asm fld x
__asm fistp a
return a;
}
double id(int x)
{
double a;
__asm fild x
__asm fstp a
return a;
}
double sqrtd(double x)
{
__asm fld x
__asm fsqrt
}
double arccos(double x)
{
__asm fld x
__asm fld st(0)
__asm fmul st, st(1)
__asm fld1
__asm fsubrp st(1), st(0)
__asm fsqrt
__asm fxch st(1)
__asm fpatan
}
double atan(double Rad)
{
_asm{
fld dword ptr[Rad]
fld1
fpatan
fstp dword ptr[Rad]
}
return Rad;
}
double atan2(double x, double y)
{
return abs(atan(y / x) /* (180 / M_PI)*/);
}
int roundInt(double x)
{
int i;
static const float round_to_nearest = 0.5f;
__asm
{
fld x
fadd st, st(0)
fadd round_to_nearest
fistp i
sar i, 1
}
return i;
}