public void BeginCapture(CaptureHeadbox headbox, string capture_dir, int max_frames, CaptureStatus status_interface)
{
start_time_ = Time.realtimeSinceStartup;
headbox_ = headbox;
dynamic_range_ = headbox_.dynamic_range_;
samples_per_face_ = (int)headbox_.samples_per_face_;
capture_dir_ = capture_dir;
capture_frame_ = 0;
status_interface_ = status_interface;
max_frames_ = max_frames;
status_interface_.SendProgress("Capturing Images...", 0.0f);
List <Vector3> samples = new List <Vector3>();
// Use Hammersly point set to distribute samples.
for (int position_sample_index = 0; position_sample_index < samples_per_face_; ++position_sample_index)
{
Vector3 headbox_position = new Vector3(
(float)position_sample_index / (float)(samples_per_face_ - 1),
RadicalInverse((ulong)position_sample_index, 2),
RadicalInverse((ulong)position_sample_index, 3));
headbox_position.Scale(headbox.size_);
headbox_position -= headbox.size_ * 0.5f;
// Headbox samples are in camera space; transform to world space.
headbox_position = headbox.transform.TransformPoint(headbox_position);
samples.Add(headbox_position);
}
// Sort samples by distance from center of the headbox.
samples.Sort(delegate(Vector3 a, Vector3 b) {
float length_a = a.sqrMagnitude;
float length_b = b.sqrMagnitude;
return(length_a.CompareTo(length_b));
});
// Replace the sample closest to the center of the headbox with a sample at
// exactly the center. This is important because Seurat requires
// sampling information at the center of the headbox.
samples[0] = headbox.transform.position;
samples_ = samples;
// Note this uses a modified version of Unity's standard internal depth
// capture shader. See the shader in Assets/builtin_shaders/
// DefaultResourcesExtra/Internal-DepthNormalsTexture.shader.
render_depth_shader_ = Shader.Find("GoogleVR/Seurat/CaptureEyeDepth");
capture_manifest_ = new JsonManifest.Capture();
// Setup cameras
color_camera_ = headbox_.ColorCamera;
depth_camera_object_ = new GameObject("Depth Camera");
depth_camera_ = depth_camera_object_.AddComponent <Camera>();
//Checks if we are using HDRP, if so, we need to add additional components.
#if UNITY_RENDER_PIPELINE_HDRP
OverrideMaterialRenderer overrideMaterialRenderer = depth_camera_object_.AddComponent <OverrideMaterialRenderer>();
overrideMaterialRenderer.EnableOverride();
#endif
}
public void EndCapture()
{
if (capture_manifest_ != null)
{
string json_data = JsonUtility.ToJson(capture_manifest_, true);
File.WriteAllText(PathCombine(export_path_, "manifest.json"), json_data);
capture_manifest_ = null;
GameObject.DestroyImmediate(depth_camera_object_);
color_camera_ = null;
Debug.Log("Total Capture time: " + (Time.realtimeSinceStartup - start_time_ + " seconds."));
DestroyRenderTargets();
}
}
