Working overlay

1 files changed, 125 insertions, 0 deletions

diff --git a/src/common/overlay.rs b/src/common/overlay.rs
new file mode 100644
index 0000000..d7a0d87
--- /dev/null
+++ b/src/common/overlay.rs
@@ -0,0 +1,125 @@
+#![allow(dead_code, unused_variables)]
+mod assets;
+mod terminal;
+mod fig;
+
+use teleia::*;
+
+use std::{collections::HashMap, f32::consts::PI};
+use lexpr::sexp;
+
+pub struct Overlay {
+    assets: assets::Assets,
+    model: scene::Scene,
+    model_neck_base: glam::Mat4,
+    model_fb: framebuffer::Framebuffer,
+    terminal: terminal::Terminal,
+    fig: fig::Client,
+    tracking_eyes: (f32, f32),
+    tracking_neck: glam::Quat,
+}
+
+impl Overlay {
+    pub async fn new(ctx: &context::Context) -> Self {
+        let model = scene::Scene::from_gltf(ctx, include_bytes!("overlay/assets/scenes/lcolonq.vrm")); 
+        let model_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 {
+            assets: assets::Assets::new(ctx),
+            model,
+            model_neck_base,
+            model_fb: framebuffer::Framebuffer::new(
+                ctx,
+                &glam::Vec2::new(terminal::WIDTH as _, terminal::HEIGHT as _),
+                &glam::Vec2::ZERO
+            ),
+            terminal: terminal::Terminal::new(ctx),
+            fig: fig::Client::new("shiro:32050", &[
+                sexp!((avatar toggle)),
+                sexp!((avatar text)),
+                sexp!((avatar frame)),
+                sexp!((avatar reset)),
+                sexp!((avatar tracking)),
+            ]),
+            tracking_eyes: (1.0, 1.0),
+            tracking_neck: glam::Quat::IDENTITY,
+        }
+    }
+    pub fn handle_tracking(&mut self, msg: fig::Message) -> 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 euler = msg.data.get(1)?;
+        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_neck = glam::Quat::from_euler(glam::EulerRot::XYZ, euler_x, euler_y, euler_z);
+        Some(())
+    }
+    pub fn handle_text(&mut self, msg: fig::Message) -> Option<()> {
+        let s = msg.data.get(0)?.as_str()?;
+        self.terminal.fill_string(s);
+        Some(())
+    }
+}
+
+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) -> Option<()> {
+        st.projection = glam::Mat4::perspective_lh(
+            PI / 4.0,
+            terminal::WIDTH as f32 / terminal::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 self.handle_tracking(msg).is_none() { log::warn!("{}", malformed) }
+            } else if msg.event == sexp!((avatar text)) {
+                if self.handle_text(msg).is_none() { log::warn!("{}", malformed) }
+            } else {
+                log::info!("received unhandled event {} with data: {}", msg.event, msg.data);
+            }
+        }
+        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.model_neck_base * glam::Mat4::from_quat(self.tracking_neck);
+        }
+        Some(())
+    }
+    fn render(&mut self, ctx: &context::Context, st: &mut state::State) -> Option<()> {
+        self.model_fb.bind(ctx);
+        ctx.clear_color(glam::Vec4::new(0.0, 0.0, 0.0, 1.0));
+        ctx.clear();
+        st.bind_3d(ctx, &self.assets.shader_scene);
+        self.assets.shader_scene.set_position_3d(
+            ctx,
+            &glam::Mat4::from_translation(
+                glam::Vec3::new(0.0, -1.6, 0.5),
+            ),
+        );
+        self.model.render(ctx, &self.assets.shader_scene);
+        st.render_framebuffer.bind(ctx);
+        self.terminal.update(ctx, &self.model_fb);
+        self.terminal.render(ctx, &glam::Vec2::new(400.0, 200.0));
+        // self.model_fb.blit(
+        //     ctx, &st.render_framebuffer,
+        //     &glam::Vec2::new(ctx.render_width / 2.0 - 512.0, ctx.render_height / 2.0 - 512.0),
+        //     &glam::Vec2::new(128.0, 128.0)
+        // );
+        Some(())
+    }
+}