sin()

Description

Calculates the sine of an angle. This function expects the values of the angle parameter to be provided in radians (values from 0 to 6.28). Values are returned in the range -1 to 1.

Related

• cos()
• tan()
• radians()

Example

float a = 0.0;
float inc = TWO_PI/25.0;

for (int i = 0; i < 100; i=i+4) {
  line(i, 50, i, 50+sin(a)*40.0);
  a = a + inc;
}