71 lines
1.7 KiB
Rust
71 lines
1.7 KiB
Rust
use glam::Affine3A;
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use serde::{Deserialize, Serialize};
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use crate::common::LeftRight;
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#[derive(Clone, Copy, Debug, Default, Serialize, Deserialize)]
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pub enum Positioning {
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/// Stays in place, recenters relative to HMD
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#[default]
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Floating,
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/// Stays in place, recenters relative to anchor. Follows anchor during anchor grab.
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Anchored,
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/// Stays in place, no recentering
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Static,
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/// Following HMD
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FollowHead { lerp: f32 },
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/// Following hand
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FollowHand { hand: LeftRight, lerp: f32 },
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}
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impl Positioning {
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pub const fn moves_with_space(self) -> bool {
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matches!(self, Self::Floating | Self::Anchored | Self::Static)
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}
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pub const fn get_lerp(self) -> Option<f32> {
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match self {
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Self::FollowHead { lerp } => Some(lerp),
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Self::FollowHand { lerp, .. } => Some(lerp),
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Self::Floating | Self::Anchored | Self::Static => None,
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}
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}
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pub const fn with_lerp(mut self, value: f32) -> Self {
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match self {
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Self::FollowHead { ref mut lerp } => *lerp = value,
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Self::FollowHand { ref mut lerp, .. } => *lerp = value,
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Self::Floating | Self::Anchored | Self::Static => {}
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}
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self
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}
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}
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// Contains the window state for a given set
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#[derive(Clone, Serialize, Deserialize)]
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#[serde(default)]
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pub struct OverlayWindowState {
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#[serde(skip_serializing, skip_deserializing)]
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pub transform: Affine3A,
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pub alpha: f32,
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pub grabbable: bool,
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pub interactable: bool,
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pub positioning: Positioning,
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pub curvature: Option<f32>,
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pub additive: bool,
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pub saved_transform: Option<Affine3A>,
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}
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impl Default for OverlayWindowState {
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fn default() -> Self {
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Self {
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grabbable: false,
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interactable: false,
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alpha: 1.0,
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positioning: Positioning::Floating,
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curvature: None,
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transform: Affine3A::IDENTITY,
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additive: false,
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saved_transform: None,
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}
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}
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}
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