void ParticleEmitter::createVelocity(GLfloat velocity[3]) {
float speed;
if(minSpeed != maxSpeed)
speed = minSpeed + (rand01() * (maxSpeed - minSpeed));
else
speed = minSpeed;
Vector3 vel;
if(angle == 0) {
vel = Vector3(direction); vel *= speed;
} else {
Vector3 dir(direction);
vel = randomDeviant(direction, rand01() * angle);
vel *= speed;
}
vel.fillGL(velocity);
}
// -----------------------------------------------------------------------------------------
CPepeEngineVector3 CPepeEngineVector3::randomDeviant(float angle, const CPepeEngineVector3& up) const
{
return randomDeviant(Radian(angle), up);
}
