Update README.md

added #[derive(Clone, Debug)]

README.md

@@ -122,11 +122,13 @@ VTracer is used by the following products (open a PR to add yours):
 
 ## Citations
 
-VTracer has since been cited in a few academic papers. Please kindly let us know if you have cited our work:
+VTracer has since been cited by a few academic papers in computer graphics / vision research. Please kindly let us know if you have cited our work:
 
-+ [Framework to Vectorize Digital Artworks for Physical Fabrication based on Geometric Stylization Techniques](https://www.researchgate.net/publication/374448489_Framework_to_Vectorize_Digital_Artworks_for_Physical_Fabrication_based_on_Geometric_Stylization_Techniques)
++ SKILL 2023 [Framework to Vectorize Digital Artworks for Physical Fabrication based on Geometric Stylization Techniques](https://www.researchgate.net/publication/374448489_Framework_to_Vectorize_Digital_Artworks_for_Physical_Fabrication_based_on_Geometric_Stylization_Techniques)
-+ [Image Vectorization: a Review](https://arxiv.org/pdf/2306.06441.pdf)
++ arXiv 2023 [Image Vectorization: a Review](https://arxiv.org/abs/2306.06441)
-+ [StarVector: Generating Scalable Vector Graphics Code from Images](https://arxiv.org/abs/2312.11556)
++ arXiv 2023 [StarVector: Generating Scalable Vector Graphics Code from Images](https://arxiv.org/abs/2312.11556)
++ arXiv 2024 [Text-Based Reasoning About Vector Graphics](https://arxiv.org/abs/2404.06479)
++ arXiv 2024 [Delving into LLMs' visual understanding ability using SVG to bridge image and text](https://openreview.net/pdf?id=pwlm6Po61I)
 
 ## How did VTracer come about?
 

cmdapp/src/config.rs

@@ -1,23 +1,27 @@
 use std::str::FromStr;
 use visioncortex::PathSimplifyMode;
 
+#[derive(Debug, Clone)]
 pub enum Preset {
     Bw,
     Poster,
     Photo,
 }
 
+#[derive(Debug, Clone)]
 pub enum ColorMode {
     Color,
     Binary,
 }
 
+#[derive(Debug, Clone)]
 pub enum Hierarchical {
     Stacked,
     Cutout,
 }
 
 /// Converter config
+#[derive(Debug, Clone)]
 pub struct Config {
     pub color_mode: ColorMode,
     pub hierarchical: Hierarchical,
@@ -32,6 +36,7 @@ pub struct Config {
     pub path_precision: Option<u32>,
 }
 
+#[derive(Debug, Clone)]
 pub(crate) struct ConverterConfig {
     pub color_mode: ColorMode,
     pub hierarchical: Hierarchical,

cmdapp/src/svg.rs

@@ -1,6 +1,7 @@
 use std::fmt;
 use visioncortex::{Color, CompoundPath, PointF64};
 
+#[derive(Debug, Clone)]
 pub struct SvgFile {
     pub paths: Vec<SvgPath>,
     pub width: usize,
@@ -8,6 +9,7 @@ pub struct SvgFile {
     pub path_precision: Option<u32>,
 }
 
+#[derive(Debug, Clone)]
 pub struct SvgPath {
     pub path: CompoundPath,
     pub color: Color,