private static Vector2 ComputeBuouyancyAcceleration(Rect frogRect, float frogDensity, PondSimState pondState)
{
float volumePercentage = (pondState.WaterLevel - frogRect.MinY) / (frogRect.Height);
volumePercentage = MathExtensions.Clamp01(volumePercentage);
return((frogDensity - volumePercentage) * PondSimState.kGravity);
}
private float ComputeVelocityRotation(float heightAboveWater)
{
float relativeHeight = MathExtensions.Clamp01((heightAboveWater - mFlyData.MinHeight) / (mFlyData.MaxHeight - mFlyData.MinHeight));
float halfRange = mChangeData.MaxDelta;
float rangeOffset = halfRange * (-2f * relativeHeight + 1f);
return(rangeOffset + mRandom.GetRandomInRange(-halfRange, halfRange));
}
private void UpdateLandedFrogs(EntityRegistry registry)
{
int count = mLandedFrogs.Frogs.Count;
for (int i = 0; i < count; ++i)
{
Entity frog = mLandedFrogs.Frogs[i];
Landed landed = mLandedFrogs.Landed[i];
FrogControlState controlState = mLandedFrogs.ControlState[i];
if (controlState.InputDirection.Y >= 0f)
{
if (controlState.JumpSignal)
{
float newJumpPercentage = landed.RelativeJumpPower + (mTime.DeltaTime / mJumpData.JumpPrepareTime);
landed.RelativeJumpPower = MathExtensions.Clamp01(newJumpPercentage);
}
else if (landed.RelativeJumpPower != 0f)
{
Facing facing = mLandedFrogs.Facing[i]; //For rare cases, should I fetch this from the registry instead?
Vector2 blessedDirection = BestBlessedDirection(controlState.InputDirection, facing.CurrentFacing);
Vector2 jumpVelocity = (landed.RelativeJumpPower * mJumpData.JumpSpeed) * blessedDirection;
registry.SetComponent(frog, new Velocity(jumpVelocity));
mJumpingFrogs.Add(frog);
}
}
else
{
landed.RelativeJumpPower = 0f;
}
registry.SetComponent(frog, landed);
}
foreach (Entity frog in mJumpingFrogs)
{
registry.RemoveComponent <Landed>(frog);
}
mJumpingFrogs.Clear();
}
/// <summary>
/// Creates a new color from the vector.
/// </summary>
/// <param name="vector">Vector</param>
/// <returns></returns>
public static FloatColor FromVectorSafe(Vector3 vector)
{
vector = vector.Normalize();
vector = new Vector3(MathExtensions.Clamp01(vector.X), MathExtensions.Clamp01(vector.Y), MathExtensions.Clamp01(vector.Z));
return(new FloatColor(vector.X, vector.Y, vector.Z));
}
public static FloatColor Lerp(FloatColor a, FloatColor b, float t)
{
t = MathExtensions.Clamp01(t);
return(LerpUnclamped(a, b, t));
}