Page 25 - 2020학년도 MDP과제발표회 자료집 (통신과) (3)

}

char flipbyte (char byte)
{

char flop = 0x00;

flop = (flop & 0b11111110) | (0b00000001 & (byte >> 7));
flop = (flop & 0b11111101) | (0b00000010 & (byte >> 5));
flop = (flop & 0b11111011) | (0b00000100 & (byte >> 3));

flop = (flop & 0b11110111) | (0b00001000 & (byte >> 1));
flop = (flop & 0b11101111) | (0b00010000 & (byte << 1));
flop = (flop & 0b11011111) | (0b00100000 & (byte << 3));
flop = (flop & 0b10111111) | (0b01000000 & (byte << 5));
flop = (flop & 0b01111111) | (0b10000000 & (byte << 7));

return flop;
}
// 줄그리기
void line(int x1, int y1, int z1, int x2, int y2, int z2)
{

float xy;
float xz;
unsigned char x,y,z;
unsigned char lasty,lastz;

if (x1>x2)
{
int tmp;
tmp = x2; x2 = x1; x1 = tmp;
tmp = y2; y2 = y1; y1 = tmp;

tmp = z2; z2 = z1; z1 = tmp;
}

if (y1>y2)
{

xy = (float)(y1-y2)/(float)(x2-x1);
lasty = y2;
} else
{
xy = (float)(y2-y1)/(float)(x2-x1);

lasty = y1;
}

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