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feat(lines): multiple lines to a node

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This commit is contained in:
Nova
2023-11-25 06:25:44 -05:00
parent d549018024
commit 387fa96a60
1 changed files with 69 additions and 61 deletions
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130
src/nodes/drawable/lines.rs
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@@ -26,20 +26,28 @@ struct LinePointRaw {
thickness: f32,
color: [f32; 4],
}
#[derive(Debug, Clone)]
struct LineData {
#[derive(Debug, Clone, Deserialize)]
struct Line {
points: Vec<LinePointRaw>,
cyclic: bool,
}
impl Line {
fn degamma(&mut self) {
for p in &mut self.points {
p.color[0] = p.color[0].powf(2.2);
p.color[1] = p.color[1].powf(2.2);
p.color[2] = p.color[2].powf(2.2);
}
}
}
pub struct Lines {
enabled: Arc<AtomicBool>,
space: Arc<Spatial>,
data: Mutex<LineData>,
data: Mutex<Vec<Line>>,
}
impl Lines {
fn add_to(node: &Arc<Node>, points: Vec<LinePointRaw>, cyclic: bool) -> Result<Arc<Lines>> {
fn add_to(node: &Arc<Node>, lines: Vec<Line>) -> Result<Arc<Lines>> {
ensure!(
node.drawable.get().is_none(),
"Internal: Node already has a drawable attached!"
@@ -47,9 +55,13 @@ impl Lines {
let _ = node.spatial.get().unwrap().bounding_box_calc.set(|node| {
let mut bounds = Bounds::default();
let Some(Drawable::Lines(lines)) = node.drawable.get() else {return bounds};
for point in &lines.data.lock().points {
bounds = bounds_grow_to_fit_pt(bounds, point.point);
let Some(Drawable::Lines(lines)) = node.drawable.get() else {
return bounds;
};
for line in &*lines.data.lock() {
for point in &line.points {
bounds = bounds_grow_to_fit_pt(bounds, point.point);
}
}
bounds
@@ -58,10 +70,9 @@ impl Lines {
let lines = LINES_REGISTRY.add(Lines {
enabled: node.enabled.clone(),
space: node.get_aspect("Lines", "spatial", |n| &n.spatial)?.clone(),
data: Mutex::new(LineData { points, cyclic }),
data: Mutex::new(lines),
});
node.add_local_signal("set_points", Lines::set_points_flex);
node.add_local_signal("set_cyclic", Lines::set_cyclic_flex);
node.add_local_signal("set_lines", Lines::set_lines_flex);
let _ = node.drawable.set(Drawable::Lines(lines.clone()));
Ok(lines)
@@ -70,57 +81,57 @@ impl Lines {
fn draw(&self, draw_ctx: &impl StereoKitDraw) {
let transform_mat = self.space.global_transform();
let data = self.data.lock().clone();
let mut points: VecDeque<SkLinePoint> = data
.points
.iter()
.map(|p| SkLinePoint {
pt: transform_mat.transform_point3a(Vec3A::from(p.point)).into(),
thickness: p.thickness,
color: p.color.map(|c| (c * 255.0) as u8).into(),
})
.collect();
if data.cyclic && !points.is_empty() {
let first = data.points.first().unwrap();
let last = data.points.last().unwrap();
let color = Rgba::from_slice(&first.color).lerp(&Rgba::from_slice(&last.color), 0.5);
let connect_point = SkLinePoint {
pt: transform_mat
.transform_point3a(Vec3A::from(first.point).lerp(Vec3A::from(last.point), 0.5))
for line in &data {
let mut points: VecDeque<SkLinePoint> = line
.points
.iter()
.map(|p| SkLinePoint {
pt: transform_mat.transform_point3a(Vec3A::from(p.point)).into(),
thickness: p.thickness,
color: p.color.map(|c| (c * 255.0) as u8).into(),
})
.collect();
if line.cyclic && !points.is_empty() {
let first = line.points.first().unwrap();
let last = line.points.last().unwrap();
let color =
Rgba::from_slice(&first.color).lerp(&Rgba::from_slice(&last.color), 0.5);
let connect_point = SkLinePoint {
pt: transform_mat
.transform_point3a(
Vec3A::from(first.point).lerp(Vec3A::from(last.point), 0.5),
)
.into(),
thickness: (first.thickness + last.thickness) * 0.5,
color: Color128::from([
color.red(),
color.green(),
color.blue(),
color.alpha(),
])
.into(),
thickness: (first.thickness + last.thickness) * 0.5,
color: Color128::from([color.red(), color.green(), color.blue(), color.alpha()])
.into(),
};
points.push_front(connect_point.clone());
points.push_back(connect_point);
};
points.push_front(connect_point.clone());
points.push_back(connect_point);
}
draw_ctx.line_add_listv(points.make_contiguous());
}
draw_ctx.line_add_listv(points.make_contiguous());
}
pub fn set_points_flex(
pub fn set_lines_flex(
node: &Node,
_calling_client: Arc<Client>,
message: Message,
) -> Result<()> {
let Some(Drawable::Lines(lines)) = node.drawable.get() else {bail!("Not a drawable??")};
let Some(Drawable::Lines(lines)) = node.drawable.get() else {
bail!("Not a drawable??")
};
let mut points: Vec<LinePointRaw> = deserialize(message.as_ref())?;
for p in &mut points {
p.color[0] = p.color[0].powf(2.2);
p.color[1] = p.color[1].powf(2.2);
p.color[2] = p.color[2].powf(2.2);
let mut new_lines: Vec<Line> = deserialize(message.as_ref())?;
for l in &mut new_lines {
l.degamma();
}
lines.data.lock().points = points;
Ok(())
}
pub fn set_cyclic_flex(
node: &Node,
_calling_client: Arc<Client>,
message: Message,
) -> Result<()> {
let Some(Drawable::Lines(lines)) = node.drawable.get() else {bail!("Not a drawable??")};
lines.data.lock().cyclic = deserialize(message.as_ref())?;
*lines.data.lock() = new_lines;
Ok(())
}
}
@@ -140,26 +151,23 @@ pub fn draw_all(draw_ctx: &impl StereoKitDraw) {
pub fn create_flex(_node: &Node, calling_client: Arc<Client>, message: Message) -> Result<()> {
#[derive(Deserialize)]
struct CreateTextInfo<'a> {
struct CreateLinesInfo<'a> {
name: &'a str,
parent_path: &'a str,
transform: Transform,
points: Vec<LinePointRaw>,
cyclic: bool,
lines: Vec<Line>,
}
let mut info: CreateTextInfo = deserialize(message.as_ref())?;
let mut info: CreateLinesInfo = deserialize(message.as_ref())?;
let node = Node::create(&calling_client, "/drawable/lines", info.name, true);
let parent = find_spatial_parent(&calling_client, info.parent_path)?;
let transform = parse_transform(info.transform, true, true, true);
for p in &mut info.points {
p.color[0] = p.color[0].powf(2.2);
p.color[1] = p.color[1].powf(2.2);
p.color[2] = p.color[2].powf(2.2);
for l in &mut info.lines {
l.degamma();
}
let node = node.add_to_scenegraph()?;
Spatial::add_to(&node, Some(parent), transform, false)?;
Lines::add_to(&node, info.points, info.cyclic)?;
Lines::add_to(&node, info.lines)?;
Ok(())
}