public void InitializeWithSettings(StimulusSettings settings)
{
stimulusSettings = settings;
var apertureRadius = Mathf.Tan(stimulusSettings.apertureRadiusDegrees * Mathf.PI / 180) *
stimulusSettings.stimDepthMeters;
var approxMeterPerDegree = Mathf.Tan(1.0f * Mathf.PI / 180.0f) * stimulusSettings.stimDepthMeters;
numDots = Mathf.RoundToInt(Mathf.Pow(apertureRadius / approxMeterPerDegree, 2.0f) * Mathf.PI *
stimulusSettings.density);
if (settings.buddyDotsEnabled && numDots % 2 != 0)
{
numDots += 1;
}
_shaderData?.ClearBuffers();
_shaderData = new DotShaderData(dotMesh, numDots);
var dotSpeed = stimulusSettings.speed * (Mathf.PI / 180) * stimulusSettings.stimDepthMeters;
if (settings.buddyDotsEnabled)
{
GenerateDotsWithBuddy(apertureRadius, dotSpeed);
}
else
{
GenerateDots(apertureRadius, dotSpeed);
}
}
public Dot(Vector2 velocity, Vector3 startingPosition, StimulusSettings settings)
{
_velocity = velocity;
_currentPosition = startingPosition;
Position = _currentPosition;
_settings = settings;
_elapsedTime = 0;
var dotSize = settings.dotSizeArcMinutes * Mathf.PI / (60 * 180) * settings.stimDepthMeters;
_apertureRadius = Mathf.Tan(settings.apertureRadiusDegrees * Mathf.PI / 180) * settings.stimDepthMeters;
_sqrApertureRadius = _apertureRadius * _apertureRadius;
scale = dotSize;
// In case first update puts dot outside circle
var randomPosition = Random.insideUnitCircle * _apertureRadius;
_oldPosition = new Vector3(randomPosition.x, 0, randomPosition.y);
}
private void InitializeStimuli()
{
_innerStimulusSettings = innerStimulus.GetComponent <DotManager>().GetSettings();
_outerStimulusSettings = outerStimulus.GetComponent <DotManager>().GetSettings();
_innerStimulusSettings.stimDepthMeters = sessionSettings.stimulusDepth - sessionSettings.stimulusSpacing;
_outerStimulusSettings.stimDepthMeters = sessionSettings.stimulusDepth;
_innerStimulusSettings.apertureRadiusDegrees = sessionSettings.innerStimulusRadius;
_outerStimulusSettings.apertureRadiusDegrees = sessionSettings.outerStimulusRadius;
_innerStimulusSettings.density = sessionSettings.stimulusDensity;
_outerStimulusSettings.density = sessionSettings.stimulusDensity;
_innerStimulusSettings.minDotLifetime = sessionSettings.minDotLifetime;
_outerStimulusSettings.minDotLifetime = sessionSettings.minDotLifetime;
_innerStimulusSettings.maxDotLifetime = sessionSettings.maxDotLifetime;
_outerStimulusSettings.maxDotLifetime = sessionSettings.maxDotLifetime;
_innerStimulusSettings.dotSizeArcMinutes = sessionSettings.dotSize;
_outerStimulusSettings.dotSizeArcMinutes = sessionSettings.dotSize;
_innerStimulusSettings.noiseDotPercentage = sessionSettings.innerStimulusNoisePercentage;
_outerStimulusSettings.noiseDotPercentage = sessionSettings.outerStimulusNoisePercentage;
_innerStimulusSettings.buddyDotsEnabled = sessionSettings.buddyDotsEnabled;
_outerStimulusSettings.buddyDotsEnabled = sessionSettings.buddyDotsEnabled;
innerStimulus.GetComponent <DotManager>().InitializeWithSettings(_innerStimulusSettings);
outerStimulus.GetComponent <DotManager>().InitializeWithSettings(_outerStimulusSettings);
}
