public void PlanetariaMathTestScriptSimplePasses()
{
// PlanetariaMath.modolo_using_euclidean_division()
for (int test = 0; test < tests; ++test)
{
float dividend = Random.Range(float.MinValue, float.MaxValue);
float divisor = Random.Range(float.MinValue, float.MaxValue);
if (divisor != 0)
{
float modulus = PlanetariaMath.modolo_using_euclidean_division(dividend, divisor);
Assert.IsTrue(0 <= modulus && modulus < Mathf.Abs(divisor), dividend + " mod " + divisor + " = " + modulus);
}
}
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(0.9f, 1) == 0.9f);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(1, 1) == 0);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(2, 1) == 0);
// positive dividend, positive divisor
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(0, 10) == 0);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(1, 10) == 1);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(2, 10) == 2);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(9, 10) == 9);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(10, 10) == 0);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(11, 10) == 1);
// negative dividend, positive divisor
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(-1, 10) == 9);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(-2, 10) == 8);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(-9, 10) == 1);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(-10, 10) == 0);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(-11, 10) == 9);
// positive dividend, negative divisor
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(0, -10) == 0);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(1, -10) == 1);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(2, -10) == 2);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(9, -10) == 9);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(10, -10) == 0);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(11, -10) == 1);
// negative dividend, negative divisor
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(-1, -10) == 9);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(-2, -10) == 8);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(-9, -10) == 1);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(-10, -10) == 0);
Assert.IsTrue(PlanetariaMath.modolo_using_euclidean_division(-11, -10) == 9);
//
}
// use dot product of velocity and input to determine if the player is fighting their momentum.
// if they are, add extra noise so it sounds like the thrusters are working harder (harsher noise).
private void OnAudioFilterRead(float[] data, int channels)
{
// Procedural engine audio based on: https://www.gamasutra.com/blogs/JoeStrout/20170223/292317/Procedural_Audio_in_Unity.php
System.Random random_number_generator = new System.Random();
// go through the audio clip that needs to be generated
for (int sample = 0; sample < data.Length; sample += 1)
{
float random_number;
// play a sound for multiple frames (e.g. a "square wave")
if (repeats_left <= 0) // but randomly generate new samples as needed
{
random_number = (float)random_number_generator.NextDouble();
// this determines the local amplitude (volume)
wave_value = PlanetariaMath.triangular_distribution(random_number, -volume, 0, +volume);
random_number = (float)random_number_generator.NextDouble();
// this approximately determines the pitch
repeats_left = Mathf.FloorToInt(PlanetariaMath.triangular_distribution(random_number, 172, 259, 518)); // FIXME: MAGIC NUMBER:
}
random_number = (float)random_number_generator.NextDouble();
float resistance_multiplier = 1 + thruster_variance_multiplier * random_number * thruster_resistance;
data[sample] = wave_value * resistance_multiplier * thruster_force * player_life;
repeats_left -= 1;
}
}
