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66 lines
2.3 KiB
Rust
66 lines
2.3 KiB
Rust
use core_types::{Ctx, ExtractAnimationTime, ExtractPointer, ExtractRealTime};
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use glam::DVec2;
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const DAY: f64 = 1000. * 3600. * 24.;
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#[derive(Debug, Clone, Copy, PartialEq, Eq, dyn_any::DynAny, Default, Hash, node_macro::ChoiceType, serde::Serialize, serde::Deserialize)]
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pub enum RealTimeMode {
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#[label("UTC")]
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Utc,
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Year,
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Hour,
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Minute,
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#[default]
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Second,
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Millisecond,
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}
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#[derive(Debug, Clone, Copy, PartialEq, Eq)]
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pub enum AnimationTimeMode {
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AnimationTime,
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FrameNumber,
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}
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/// Produces a chosen representation of the current real time and date (in UTC) based on the system clock.
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#[node_macro::node(category("Animation"))]
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fn real_time(
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ctx: impl Ctx + ExtractRealTime,
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_primary: (),
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/// The time and date component to be produced as a number.
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component: RealTimeMode,
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) -> f64 {
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let real_time = ctx.try_real_time().unwrap_or_default();
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// TODO: Implement proper conversion using and existing time implementation
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match component {
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RealTimeMode::Utc => real_time,
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RealTimeMode::Year => (real_time / DAY / 365.25).floor() + 1970., // TODO: Factor in a chosen timezone
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RealTimeMode::Hour => (real_time / 1000. / 3600.).floor() % 24., // TODO: Factor in a chosen timezone
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RealTimeMode::Minute => (real_time / 1000. / 60.).floor() % 60., // TODO: Factor in a chosen timezone
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RealTimeMode::Second => (real_time / 1000.).floor() % 60.,
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RealTimeMode::Millisecond => real_time % 1000.,
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}
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}
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/// Produces the time, in seconds on the timeline, since the beginning of animation playback.
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#[node_macro::node(category("Animation"))]
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fn animation_time(ctx: impl Ctx + ExtractAnimationTime) -> f64 {
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ctx.try_animation_time().unwrap_or_default()
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}
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/// Produces the current position of the user's pointer within the document canvas.
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#[node_macro::node(category("Animation"))]
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fn pointer_position(ctx: impl Ctx + ExtractPointer) -> DVec2 {
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ctx.try_pointer().unwrap_or_default()
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}
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// TODO: These nodes require more sophisticated algorithms for giving the correct result
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// #[node_macro::node(category("Animation"))]
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// fn month(ctx: impl Ctx + ExtractRealTime) -> f64 {
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// ((ctx.try_real_time().unwrap_or_default() / DAY / 365.25 % 1.) * 12.).floor()
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// }
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// #[node_macro::node(category("Animation"))]
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// fn day(ctx: impl Ctx + ExtractRealTime) -> f64 {
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// (ctx.try_real_time().unwrap_or_default() / DAY
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// }
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