/// <summary>
/// Raises the web cam texture to mat helper initialized event.
/// </summary>
public void OnWebCamTextureToMatHelperInitialized()
{
Debug.Log("OnWebCamTextureToMatHelperInitialized");
Mat webCamTextureMat = webCamTextureToMatHelper.GetMat();
#if WINDOWS_UWP && !DISABLE_HOLOLENSCAMSTREAM_API
// HololensCameraStream always returns image data in BGRA format.
texture = new Texture2D(webCamTextureMat.cols(), webCamTextureMat.rows(), TextureFormat.BGRA32, false);
#else
texture = new Texture2D(webCamTextureMat.cols(), webCamTextureMat.rows(), TextureFormat.RGBA32, false);
#endif
texture.wrapMode = TextureWrapMode.Clamp;
Debug.Log("Screen.width " + Screen.width + " Screen.height " + Screen.height + " Screen.orientation " + Screen.orientation);
comicFilter = new ComicFilter(60, 120, 3);
quad_renderer = gameObject.GetComponent <Renderer> () as Renderer;
quad_renderer.sharedMaterial.SetTexture("_MainTex", texture);
Matrix4x4 projectionMatrix;
#if WINDOWS_UWP && !DISABLE_HOLOLENSCAMSTREAM_API
projectionMatrix = webCamTextureToMatHelper.GetProjectionMatrix();
quad_renderer.sharedMaterial.SetMatrix("_CameraProjectionMatrix", projectionMatrix);
#else
//This value is obtained from PhotoCapture's TryGetProjectionMatrix() method.I do not know whether this method is good.
//Please see the discussion of this thread.Https://forums.hololens.com/discussion/782/live-stream-of-locatable-camera-webcam-in-unity
projectionMatrix = Matrix4x4.identity;
projectionMatrix.m00 = 2.31029f;
projectionMatrix.m01 = 0.00000f;
projectionMatrix.m02 = 0.09614f;
projectionMatrix.m03 = 0.00000f;
projectionMatrix.m10 = 0.00000f;
projectionMatrix.m11 = 4.10427f;
projectionMatrix.m12 = -0.06231f;
projectionMatrix.m13 = 0.00000f;
projectionMatrix.m20 = 0.00000f;
projectionMatrix.m21 = 0.00000f;
projectionMatrix.m22 = -1.00000f;
projectionMatrix.m23 = 0.00000f;
projectionMatrix.m30 = 0.00000f;
projectionMatrix.m31 = 0.00000f;
projectionMatrix.m32 = -1.00000f;
projectionMatrix.m33 = 0.00000f;
quad_renderer.sharedMaterial.SetMatrix("_CameraProjectionMatrix", projectionMatrix);
#endif
quad_renderer.sharedMaterial.SetFloat("_VignetteScale", vignetteScale);
float halfOfVerticalFov = Mathf.Atan(1.0f / projectionMatrix.m11);
float aspectRatio = (1.0f / Mathf.Tan(halfOfVerticalFov)) / projectionMatrix.m00;
Debug.Log("halfOfVerticalFov " + halfOfVerticalFov);
Debug.Log("aspectRatio " + aspectRatio);
}
