docs: todo

README.md

@@ -29,6 +29,7 @@ bevy gaussian splatting render pipeline plugin. view the [live demo](https://mos
 - [X] 2dgs
 - [X] 3dgs
 - [x] 4dgs
+- [ ] implicit mlp node (isotropic rotation, color)
 - [ ] 4dgs temporal anti-aliasing (resolves pulsed laser trail effect)
 - [ ] temporal gaussian hierarchy
 - [ ] gcloud, spherical harmonic coefficients Huffman encoding

src/gaussian/formats/mod.rs

@@ -1,3 +1,11 @@
-pub mod cloud_3d;
-pub mod cloud_4d;
-pub mod cloud_4d_hierarchy;
+// TODO: move all format specific code here (e.g. rand, packed)
+
+pub mod planar_3d;
+pub mod planar_3d_chunked;
+pub mod planar_3d_lod;
+pub mod planar_3d_quantized;
+pub mod planar_3d_spz;
+pub mod planar_4d;
+pub mod planar_4d_hierarchy;
+pub mod planar_4d_quantized;
+pub mod spacetime;

src/gaussian/formats/spacetime.rs

@@ -0,0 +1,35 @@
+// https://github.com/oppo-us-research/SpacetimeGaussians
+
+
+// property float x
+// property float y
+// property float z
+// property float trbf_center
+// property float trbf_scale
+// property float nx
+// property float ny
+// property float nz
+// property float motion_0
+
+// property float motion_2
+// property float motion_3
+// property float motion_4
+// property float motion_5
+// property float motion_6
+// property float motion_7
+// property float motion_8
+// property float f_dc_0
+// property float f_dc_1
+// property float f_dc_2
+// property float opacity
+// property float scale_0
+// property float scale_1
+// property float scale_2
+// property float rot_0
+// property float rot_1
+// property float rot_2
+// property float rot_3
+// property float omega_0
+// property float omega_1
+// property float omega_2
+// property float omega_3

src/gaussian/packed.rs

@@ -75,3 +75,13 @@ pub struct Gaussian4d {
     pub scale_opacity: ScaleOpacity,
     pub timestamp_timescale: TimestampTimescale,
 }
+
+
+// // TODO: GaussianSpacetime, determine temporal position/rotation structure
+// pub struct GaussianSpacetime {
+//     pub position_visibility: PositionVisibility,
+//     pub color_mlp: ColorMlp,
+//     pub isotropic_rotations: IsotropicRotations,
+//     pub scale_opacity: ScaleOpacity,
+//     pub timestamp_timescale: TimestampTimescale,
+// }