76 lines
1.7 KiB
Rust
76 lines
1.7 KiB
Rust
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use super::skin::Skin;
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use crate::prelude::*;
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use gltf;
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use std::cmp::Ordering;
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use utilities::prelude::cgmath::{Matrix4, One};
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#[derive(Debug)]
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pub struct Mesh {
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pub index: usize,
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pub node_index: usize,
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pub name: Option<String>,
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primitives: Vec<Primitive>,
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model_matrix: Matrix4<f32>,
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}
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impl Mesh {
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pub fn new(
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gltf_mesh: gltf::Mesh<'_>,
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buffers: &Vec<gltf::buffer::Data>,
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skin: Option<&Skin>,
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node_index: usize,
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) -> Mesh {
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let mut primitives = Vec::new();
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for gltf_primitive in gltf_mesh.primitives() {
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primitives.push(Primitive::new(gltf_primitive, buffers, skin));
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}
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Mesh {
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index: gltf_mesh.index(),
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node_index,
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name: gltf_mesh.name().map(|name| name.to_string()),
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primitives,
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model_matrix: Matrix4::one(),
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}
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}
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pub fn primitives(&self) -> &[Primitive] {
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&self.primitives
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}
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pub fn model_matrix(&self) -> Matrix4<f32> {
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self.model_matrix
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}
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pub fn set_model_matrix(&mut self, model_matrix: Matrix4<f32>) {
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self.model_matrix = model_matrix;
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for primitive in &mut self.primitives {
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primitive.scale_bb(model_matrix);
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}
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}
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}
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impl Ord for Mesh {
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fn cmp(&self, other: &Self) -> Ordering {
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self.index.cmp(&other.index)
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}
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}
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impl PartialOrd for Mesh {
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fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
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Some(self.cmp(other))
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}
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}
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impl PartialEq for Mesh {
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fn eq(&self, other: &Self) -> bool {
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self.index == other.index
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}
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}
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impl Eq for Mesh {}
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