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use std::{mem::take, sync::Arc};
use crate::{
animation_state::AnimationState,
animation_state_data::AnimationStateData,
c::{c_void, spSkeleton_setToSetupPose},
color::Color,
draw::{ColorSpace, CombinedDrawer, CullDirection, SimpleDrawer},
skeleton::Skeleton,
skeleton_clipping::SkeletonClipping,
skeleton_data::SkeletonData,
BlendMode,
};
#[derive(Debug)]
pub struct SkeletonController {
pub skeleton: Skeleton,
pub animation_state: AnimationState,
pub clipper: SkeletonClipping,
pub settings: SkeletonControllerSettings,
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct SkeletonControllerSettings {
pub premultiplied_alpha: bool,
pub cull_direction: CullDirection,
pub color_space: ColorSpace,
}
impl Default for SkeletonControllerSettings {
fn default() -> Self {
Self {
premultiplied_alpha: false,
cull_direction: CullDirection::Clockwise,
color_space: ColorSpace::SRGB,
}
}
}
impl SkeletonControllerSettings {
pub fn new() -> Self {
Self::default()
}
pub fn with_premultiplied_alpha(self, premultiplied_alpha: bool) -> Self {
Self {
premultiplied_alpha,
..self
}
}
pub fn with_cull_direction(self, cull_direction: CullDirection) -> Self {
Self {
cull_direction,
..self
}
}
pub fn with_color_space(self, color_space: ColorSpace) -> Self {
Self {
color_space,
..self
}
}
}
impl SkeletonController {
pub fn new(
skeleton_data: Arc<SkeletonData>,
animation_state_data: Arc<AnimationStateData>,
) -> Self {
let mut skeleton = Skeleton::new(skeleton_data);
unsafe {
spSkeleton_setToSetupPose(skeleton.c_ptr());
}
skeleton.update_world_transform();
Self {
skeleton,
animation_state: AnimationState::new(animation_state_data),
clipper: SkeletonClipping::new(),
settings: SkeletonControllerSettings::default(),
}
}
pub fn with_settings(self, settings: SkeletonControllerSettings) -> Self {
Self { settings, ..self }
}
pub fn update(&mut self, delta_seconds: f32) {
self.animation_state.update(delta_seconds);
self.animation_state.apply(&mut self.skeleton);
self.skeleton.update_world_transform();
}
pub fn renderables(&mut self) -> Vec<SkeletonRenderable> {
let renderables = SimpleDrawer {
cull_direction: self.settings.cull_direction,
premultiplied_alpha: self.settings.premultiplied_alpha,
color_space: self.settings.color_space,
}
.draw(&mut self.skeleton, Some(&mut self.clipper));
renderables
.into_iter()
.map(|mut renderable| SkeletonRenderable {
slot_index: renderable.slot_index,
vertices: take(&mut renderable.vertices),
uvs: take(&mut renderable.uvs),
indices: take(&mut renderable.indices),
color: renderable.color,
dark_color: renderable.dark_color,
blend_mode: renderable.blend_mode,
premultiplied_alpha: self.settings.premultiplied_alpha,
attachment_renderer_object: renderable.attachment_renderer_object,
})
.collect()
}
pub fn combined_renderables(&mut self) -> Vec<SkeletonCombinedRenderable> {
let renderables = CombinedDrawer {
cull_direction: self.settings.cull_direction,
premultiplied_alpha: self.settings.premultiplied_alpha,
color_space: self.settings.color_space,
}
.draw(&mut self.skeleton, Some(&mut self.clipper));
renderables
.into_iter()
.map(|mut renderable| SkeletonCombinedRenderable {
vertices: take(&mut renderable.vertices),
uvs: take(&mut renderable.uvs),
indices: take(&mut renderable.indices),
colors: renderable.colors,
dark_colors: renderable.dark_colors,
blend_mode: renderable.blend_mode,
premultiplied_alpha: self.settings.premultiplied_alpha,
attachment_renderer_object: renderable.attachment_renderer_object,
})
.collect()
}
}
#[derive(Debug, Clone)]
pub struct SkeletonRenderable {
pub slot_index: i32,
pub vertices: Vec<[f32; 2]>,
pub uvs: Vec<[f32; 2]>,
pub indices: Vec<u16>,
pub color: Color,
pub dark_color: Color,
pub blend_mode: BlendMode,
pub premultiplied_alpha: bool,
pub attachment_renderer_object: Option<*const c_void>,
}
#[derive(Debug, Clone)]
pub struct SkeletonCombinedRenderable {
pub vertices: Vec<[f32; 2]>,
pub uvs: Vec<[f32; 2]>,
pub indices: Vec<u16>,
pub colors: Vec<[f32; 4]>,
pub dark_colors: Vec<[f32; 4]>,
pub blend_mode: BlendMode,
pub premultiplied_alpha: bool,
pub attachment_renderer_object: Option<*const c_void>,
}