Takahiro

Introduce alphaTest attribute

1

This PR introduces `alphaTest (number)` attribute to the component. Currently the component seems to use alpha blend for cutting off the four corners. But for that purpose using alpha test...

Explicitly delegate only supervisor interrupts

7

xv6-riscv expects timer interrupt is taken in machine mode, and it is actually taken in machine mode (on QEMU) while xv6-riscv sets `mideleg` to `0xffff`. I think this is confusing...

xv6-riscv virtio disk driver seems to expect that queue align default value is 4096. According to [2.6.2 Legacy Interfaces: A Note on Virtqueue Layout in virtio v1.1 specification](https://github.com/mit-pdos/xv6-riscv/blob/riscv/doc/virtio-v1.1-csprd01.pdf), > Each...

Preloading .glb models with asset system

15

**Description:** `a-asset-item` is for preloading and caching assets. But glTF data consists of glTF file and other files specified in the glTF file, like .bin, .glsl, image(texture) files. `` preloads...

Optimize JS-WASM data transfer and API

1

We should optimize JS-WASM data transfer and API. Currently pixel data and audio sample buffer are copied twice each. One in WASM side and another onc in JS side.

I added the input controller prototype in VR mode. User can push a button if XR input device touches a button of a big controller.  I realized this approach...

PostProcessing

1

It's nice to apply postprocessing for example CRT monitor style effect.

The web apps should handle error more properly, for example display clear error message.

Detect WASM/WebRTC/WebAudio capability of the browser on web app and display an error message if it doesn't support.