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use std::{collections::HashMap, f32::consts::PI};
use teleia::*;
use lexpr::sexp;
use crate::{assets, fig, terminal};
struct Model {
model: scene::Scene,
pos: glam::Vec3,
neck_base: glam::Mat4,
tracking_eyes: (f32, f32),
tracking_mouth: f32,
tracking_neck: glam::Quat,
}
impl Model {
pub fn new(ctx: &context::Context, pos: glam::Vec3) -> Self {
let model = scene::Scene::from_gltf(ctx, include_bytes!("../assets/scenes/lcolonq.vrm"));
let neck_base = model.nodes_by_name.get("J_Bip_C_Neck")
.and_then(|i| model.nodes.get(*i))
.expect("failed to find neck joint")
.transform;
Self {
model,
pos,
neck_base,
tracking_eyes: (1.0, 1.0),
tracking_mouth: 0.0,
tracking_neck: glam::Quat::IDENTITY,
}
}
pub fn handle_tracking(&mut self, msg: fig::SexpMessage) -> Option<()> {
let eyes = msg.data.get(0)?;
let eye_left = eyes.get(0)?.as_str()?.parse::<f32>().ok()?;
let eye_right = eyes.get(1)?.as_str()?.parse::<f32>().ok()?;
let mouth = msg.data.get(1)?.as_str()?.parse::<f32>().ok()?;
let euler = msg.data.get(2)?;
let euler_x = euler.get(0)?.as_str()?.parse::<f32>().ok()?.to_radians();
let euler_y = PI - euler.get(1)?.as_str()?.parse::<f32>().ok()?.to_radians();
let euler_z = euler.get(2)?.as_str()?.parse::<f32>().ok()?.to_radians() + PI/2.0;
self.tracking_eyes = (eye_left, eye_right);
self.tracking_mouth = mouth;
self.tracking_neck = glam::Quat::from_euler(glam::EulerRot::XYZ, euler_x, euler_y, euler_z);
Some(())
}
fn render(
&mut self,
ctx: &context::Context, st: &mut state::State,
a: &assets::Assets,
) -> Option<()> {
if let Some(n) = self.model.nodes_by_name.get("J_Bip_C_Neck").and_then(|i| self.model.nodes.get_mut(*i)) {
n.transform = self.neck_base * glam::Mat4::from_quat(self.tracking_neck);
}
st.bind_3d(ctx, &a.shader_scene);
a.shader_scene.set_position_3d(
ctx,
&glam::Mat4::from_translation(self.pos),
);
self.model.render(ctx, &a.shader_scene);
Some(())
}
}
pub struct Overlay {
assets: assets::Assets,
models: Vec<Model>,
fb: framebuffer::Framebuffer,
term: terminal::Terminal,
fig: fig::SexpClient,
}
impl Overlay {
pub fn new(ctx: &context::Context) -> Self {
let models = vec![
Model::new(ctx, glam::Vec3::new(0.2, -1.63, 0.42)),
Model::new(ctx, glam::Vec3::new(-0.2, -1.63, 0.42)),
];
Self {
assets: assets::Assets::new(ctx),
fb: framebuffer::Framebuffer::new(
ctx,
&glam::Vec2::new(128.0, 64.0),
&glam::Vec2::ZERO
),
term: terminal::Terminal::new(ctx, 128, 64),
models,
fig: fig::SexpClient::new("shiro:32050", &[
sexp!((avatar toggle)),
sexp!((avatar toggle set)),
sexp!((avatar toggle unset)),
sexp!((avatar text)),
sexp!((avatar frame)),
sexp!((avatar reset)),
sexp!((avatar tracking)),
]),
}
}
fn render_texture(&self, ctx: &context::Context, st: &mut state::State, tex: &texture::Texture, pos: glam::Vec2, dims: glam::Vec2) {
self.assets.shader_flat.bind(ctx);
self.assets.shader_flat.set_mat4(&ctx, "projection", &glam::Mat4::IDENTITY);
let width = self.term.width as f32;
let halfwidth = dims.x / 2.0;
let height = self.term.height as f32;
let halfheight = dims.y / 2.0;
self.assets.shader_flat.set_mat4(
ctx, "view",
&glam::Mat4::from_scale(
glam::Vec3::new(
2.0 / width,
2.0 / height,
1.0,
),
),
);
self.assets.shader_flat.set_mat4(
&ctx, "position",
&glam::Mat4::from_scale_rotation_translation(
glam::Vec3::new(halfwidth, halfheight, 1.0),
glam::Quat::IDENTITY,
glam::Vec3::new(
-width / 2.0 + pos.x + halfwidth,
height / 2.0 - pos.y - halfheight,
0.0,
),
)
);
tex.bind(ctx);
st.mesh_square.render(ctx);
}
}
impl teleia::state::Game for Overlay {
fn initialize_audio(&self, ctx: &context::Context, st: &state::State, actx: &audio::Context) -> HashMap<String, audio::Audio> {
HashMap::new()
}
fn finish_title(&mut self, _st: &mut state::State) {}
fn mouse_press(&mut self, _ctx: &context::Context, _st: &mut state::State) {}
fn mouse_move(&mut self, _ctx: &context::Context, _st: &mut state::State, _x: i32, _y: i32) {}
fn update(&mut self, ctx: &context::Context, st: &mut state::State) -> Erm<()> {
st.projection = glam::Mat4::perspective_lh(
PI / 4.0,
self.term.width as f32 / self.term.height as f32,
0.1, 10.0
);
st.move_camera(
ctx,
&glam::Vec3::new(0.0, 0.0, 1.0),
&glam::Vec3::new(0.0, 0.0, -1.0),
&glam::Vec3::new(0.0, 1.0, 0.0),
);
while let Some(msg) = self.fig.pump() {
let malformed = format!("malformed {} data: {}", msg.event, msg.data);
if msg.event == sexp!((avatar tracking)) {
if let Some(eidx) = msg.data.get(3) {
if let Some(idx) = eidx.as_u64() {
if let Some(m) = self.models.get_mut(idx as usize) {
if m.handle_tracking(msg.clone()).is_none() { log::warn!("{}", malformed) }
} else { log::warn!("index {} out of bounds", idx) }
}
} else { log::warn!("missing index") }
}
}
Ok(())
}
fn render(&mut self, ctx: &context::Context, st: &mut state::State) -> Erm<()> {
self.fb.bind(ctx);
ctx.clear_color(glam::Vec4::new(0.0, 0.0, 0.0, 0.0));
ctx.clear();
self.render_texture(
ctx, st, &self.assets.texture_operatop,
glam::Vec2::new(0.0, 0.0),
glam::Vec2::new(128.0, 76.0),
);
ctx.clear_depth();
for m in self.models.iter_mut() {
m.render(ctx, st, &self.assets);
}
ctx.clear_depth();
self.render_texture(
ctx, st, &self.assets.texture_mod,
glam::Vec2::new(32.0, 0.0),
glam::Vec2::new(32.0, 16.0),
);
self.render_texture(
ctx, st, &self.assets.texture_operabottom,
glam::Vec2::new(0.0, 55.0),
glam::Vec2::new(128.0, 22.0),
);
st.render_framebuffer.bind(ctx);
self.term.update(ctx, &self.fb);
ctx.clear_color(glam::Vec4::new(0.0, 0.0, 0.0, 0.0));
ctx.clear();
self.term.render(ctx, &glam::Vec2::new(32.0, 32.0));
Ok(())
}
}
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