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Add quantize time nodes #3703

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Add quantize time nodes #3703

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95 changes: 93 additions & 2 deletions node-graph/nodes/gcore/src/animation.rs
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Original file line number Diff line number Diff line change
@@ -1,5 +1,10 @@
use core_types::{Ctx, ExtractAnimationTime, ExtractPointerPosition, ExtractRealTime};
use glam::DVec2;
use core_types::table::Table;
use core_types::transform::Footprint;
use core_types::uuid::NodeId;
use core_types::{CloneVarArgs, Color, Context, Ctx, ExtractAll, ExtractAnimationTime, ExtractPointerPosition, ExtractRealTime, OwnedContextImpl};
use glam::{DAffine2, DVec2};
use graphic_types::{Artboard, Graphic, Vector, vector_types::GradientStops};
use raster_types::{CPU, GPU, Raster};

const DAY: f64 = 1000. * 3600. * 24.;

Expand Down Expand Up @@ -54,6 +59,92 @@ fn animation_time(
ctx.try_animation_time().unwrap_or_default() * rate
}

#[node_macro::node(category("Animation"))]
async fn quantize_real_time<T>(
ctx: impl Ctx + ExtractAll + CloneVarArgs,
#[implementations(
Context -> bool,
Context -> u32,
Context -> u64,
Context -> f32,
Context -> f64,
Context -> String,
Context -> DAffine2,
Context -> Footprint,
Context -> DVec2,
Context -> Vec<DVec2>,
Context -> Vec<NodeId>,
Context -> Vec<f64>,
Context -> Vec<f32>,
Context -> Vec<String>,
Context -> Table<Vector>,
Context -> Table<Graphic>,
Context -> Table<Raster<CPU>>,
Context -> Table<Raster<GPU>>,
Context -> Table<Color>,
Context -> Table<Artboard>,
Context -> Table<GradientStops>,
Context -> GradientStops,
Context -> (),
)]
value: impl Node<'n, Context<'static>, Output = T>,
#[default(1)]
#[unit("sec")]
quantum: f64,
) -> T {
let time = ctx.try_real_time().unwrap_or_default();
let time = time / 1000.;
let mut quantized_time = (time * quantum.recip()).round() / quantum.recip();
if !quantized_time.is_finite() {
quantized_time = time;
}
let quantized_time = quantized_time * 1000.;
let new_context = OwnedContextImpl::from(ctx).with_real_time(quantized_time);
value.eval(Some(new_context.into())).await
}

#[node_macro::node(category("Animation"))]
async fn quantize_animation_time<T>(
ctx: impl Ctx + ExtractAll + CloneVarArgs,
#[implementations(
Context -> bool,
Context -> u32,
Context -> u64,
Context -> f32,
Context -> f64,
Context -> String,
Context -> DAffine2,
Context -> Footprint,
Context -> DVec2,
Context -> Vec<DVec2>,
Context -> Vec<NodeId>,
Context -> Vec<f64>,
Context -> Vec<f32>,
Context -> Vec<String>,
Context -> Table<Vector>,
Context -> Table<Graphic>,
Context -> Table<Raster<CPU>>,
Context -> Table<Raster<GPU>>,
Context -> Table<Color>,
Context -> Table<Artboard>,
Context -> Table<GradientStops>,
Context -> GradientStops,
Context -> (),
)]
value: impl Node<'n, Context<'static>, Output = T>,
#[default(1)]
#[unit("sec")]
quantum: f64,
) -> T {
let time = ctx.try_animation_time().unwrap_or_default();
let mut quantized_time = (time * quantum.recip()).round() / quantum.recip();
if !quantized_time.is_finite() {
quantized_time = time;
}
let new_context = OwnedContextImpl::from(ctx).with_animation_time(quantized_time);
value.eval(Some(new_context.into())).await
}

/// Produces the current position of the user's pointer within the document canvas.
#[node_macro::node(category("Animation"))]
fn pointer_position(ctx: impl Ctx + ExtractPointerPosition) -> DVec2 {
Expand Down