void pulse(char line, int speed)
{
int x;
for (x = 0; x < 10000; x+=speed)
{
line_on(line);
delay_us(x + 100);
line_off(line);
delay_us(10000 - x);
}
for (x = 0; x < 10000; x+=speed)
{
line_on(line);
delay_us(10100 - x);
line_off(line);
delay_us(x + 100);
}
}
void cycle(int speed)
{
int x;
if (speed > 32000) speed = 32000;
for (x = 65; x < 72; x++)
{
line_on(x);
delay_us(32100 - speed);
}
for (x = 72; x >= 65; x--)
{
line_on(x);
delay_us(32100 - speed);
}
line_off('B');
delay_us(32100 - speed);
line_off('A');
}
void line_on(char line)//send 'A' through 'H'
{
char temp;
if (line_on_2 != 0) line_off(line_on_2);//can't have more than one line on at a time
//keep track of what's on and in what sequence
line_on_2 = line_on_1;
line_on_1 = line;
temp = line - 65;
if (temp < 6) DDRC |= (1<<temp);
else DDRB |= (1<<(temp-6));
}
/* Efface un triangle dont les sommets sont les points (x1, y1),
(x2, y2) et (x3, y3) */
void SuppTriangle(int x1, int y1, int x2, int y2, int x3, int y3) {
line_off(fenetreCourante, x1, y1, x2, y2);
line_off(fenetreCourante, x2, y2, x3, y3);
line_off(fenetreCourante, x3, y3, x1, y1);
}
/* Efface une ligne entre les points (x1, y1) et (x2, y2) */
void SuppLigne(int x1, int y1, int x2, int y2) {
line_off(fenetreCourante, x1, y1, x2, y2);
}
int main (void)
{
int x;
ioinit(); //Setup IO pins and defaults
delay_ms(5000);
while(1)
{
for (x = 0; x < 4; x++)
{
pulse('A',125);
delay_ms(100);
}
for (x = 10000; x < 25000; x+=1000)
{
cycle(x);
}
for (x = 25000; x < 32000; x+=200)
{
cycle(x);
}
for (x = 0; x < 1600; x++)
{
cycle(32000);
}
for (x = 0; x < 15; x++)
{
line_on('F');
delay_ms(20);
line_on('B');
delay_ms(20);
line_on('H');
delay_ms(20);
line_on('E');
delay_ms(20);
line_on('C');
delay_ms(20);
line_on('A');
delay_ms(20);
line_on('D');
delay_ms(20);
line_on('G');
delay_ms(20);
}
line_off('D');
line_off('G');
for (x = 0; x < 4; x++)
{
pulse('A',250);
delay_ms(100);
}
delay_ms(1000);
}
}
