void Start()
{
_of = GetComponent<OpticalFlowWorker>();
_tex = new Texture2D(0, 0, TextureFormat.RGB24, false);
var mf = flow.GetComponent<MeshFilter>();
_mesh = mf.mesh = new Mesh();
background.renderer.sharedMaterial.mainTexture = _tex;
_corners0 = FlowUtil.GenGridCorners(_of.width, _of.height, 50f);
_result = _of.CalculateOpticalFlow(_corners0);
}
// Use this for initialization
void Start()
{
_of = GetComponent<OpticalFlowWorker>();
_videoTex = new Texture2D(0, 0, TextureFormat.RGB24, false, false);
_flowMesh = new Mesh();
var mf = flow.GetComponent<MeshFilter>();
mf.sharedMesh = _flowMesh;
video.renderer.sharedMaterial.mainTexture = _videoTex;
_corners0 = FlowUtil.GenGridCorners(_of.width, _of.height, 50f);
_cornerBirthTimes = new float[_corners0.Length];
var t = Time.timeSinceLevelLoad;
for (var i = 0; i < _cornerBirthTimes.Length; i++)
_cornerBirthTimes[i] = t;
_ofResult = _of.CalculateOpticalFlow(_corners0);
}
void Update()
{
if (!_result.completed)
return;
if (_firstTimeUpdate) {
_firstTimeUpdate = false;
UpdateAspectRatio(_result.imageWidth, _result.imageHeight);
_velocities = new CvPoint2D32f[_mesh.vertexCount / 2];
}
ShowImage(_result);
FlowUtil.CalculateFlowVelocities(_result, ref _velocities);
FlowUtil.UpdateLineMesh(_result, _mesh, _velocities, limitVelocity);
_result = _of.CalculateOpticalFlow(_corners0);
}
// Update is called once per frame
void Update()
{
if (!_ofResult.completed)
return;
//Debug.Log(string.Format("Optical Flow elapsed time {0:f}(ms)", _ofResult.elapsedMs));
if (_ofResult.imageWidth != _videoTex.width || _ofResult.imageHeight != _videoTex.height) {
_videoTex.Resize(_ofResult.imageWidth, _ofResult.imageHeight);
var s = video.transform.localScale;
s.x = s.y * _ofResult.imageWidth / _ofResult.imageHeight;
video.transform.localScale = s;
}
_videoTex.LoadRawTextureData(_ofResult.imageData);
_videoTex.Apply();
FlowUtil.CalculateFlowVelocities(_ofResult, ref _velocities);
FlowUtil.UpdateLineMesh(_ofResult, _flowMesh, _velocities, limitVelocity);
_ofResult = _of.CalculateOpticalFlow(_ofResult.corners1);
}
void Update()
{
if (!_result.completed)
return;
if (_firstTimeUpdate) {
_firstTimeUpdate = false;
UpdateAspectRatio(_result.imageWidth, _result.imageHeight);
}
ShowImage(_result);
ShowParticles(_result);
_prevResult = _result;
_result = _of.CalculateOpticalFlow(_corners0);
}
void Start()
{
_of = GetComponent<OpticalFlowWorker>();
_tex = new Texture2D(0, 0, TextureFormat.RGB24, false);
target.renderer.sharedMaterial.mainTexture = _tex;
_corners0 = FlowUtil.GenGridCorners(_of.width, _of.height, 50f);
_prevResult = _result = _of.CalculateOpticalFlow(_corners0);
}