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use rask_engine::{math, resources::character::AnimationState};

#[derive(Clone, Copy, Debug)]
pub struct Sprite {
    pub transform: math::Mat3,
    pub tex_id: u32,
    pub tex_sub_id: u64,
}

impl Default for Sprite {
    fn default() -> Self {
        Self::empty()
    }
}

impl Sprite {
    pub const fn new(transform: math::Mat3, tex_id: u32, tex_sub_id: u64) -> Self {
        Self {
            transform,
            tex_id,
            tex_sub_id,
        }
    }

    pub const fn empty() -> Self {
        Self {
            transform: math::Mat3::new(1.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 1.0),
            tex_id: 0,
            tex_sub_id: 0,
        }
    }

    pub const fn from_animation_state(state: AnimationState, char_id: u32) -> Self {
        Self {
            transform: state.transform,
            tex_id: char_id,
            tex_sub_id: state.att_id,
        }
    }
}