/*
* Private methods
*/
private static void StartGPU(DataType type, HeadsetModel headset, ElectrodePattern pattern, ElectrodeLayout layout, string path)
{
var shader = LoadAsset <ComputeShader>($"{type}");
var kernel = shader.FindKernel("CSMain");
var electrodeBuffer = default(ComputeBuffer);
if (type == DataType.Phosphene)
{
var electrodes = pattern.GetElectrodePositions(layout);
electrodeBuffer = new ComputeBuffer(electrodes.Length, sizeof(float) * 2);
electrodeBuffer.SetData(electrodes);
shader.SetBuffer(kernel, "_electrodes", electrodeBuffer);
}
var texture = headset.CreateRenderTexture();
shader.SetTexture(kernel, "_result", texture);
shader.SetVector("_headset_diameter", headset.GetRetinalDiameter());
shader.SetVector("_headset_resolution", headset.GetResolution());
shader.Dispatch(kernel, headset.GetWidth() / 8, headset.GetHeight() / 8, 1);
electrodeBuffer?.Dispose();
Texture2D asset = texture.ToTexture2D(TextureFormat.RGBAFloat, true);
texture.Release();
asset.anisoLevel = 0;
asset.filterMode = FilterMode.Point;
if (type == DataType.Phosphene)
{
AddRandomSeeds(asset);
}
SaveAsset(asset, path);
}