engvis-core 0.1.0

Core data types for engineering visualization
Documentation 
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/// Describes a PBR material
#[derive(Debug, Clone)]
pub struct PbrMaterial {
    pub name: String,
    pub albedo: [f32; 4],
    pub metallic: f32,
    pub roughness: f32,
    pub emissive: [f32; 3],
    pub normal_scale: f32,
    pub alpha_cutoff: f32,

    /// Texture indices (into a TextureCache)
    pub albedo_texture: Option<usize>,
    pub metallic_roughness_texture: Option<usize>,
    pub normal_texture: Option<usize>,
    pub emissive_texture: Option<usize>,
}

impl Default for PbrMaterial {
    fn default() -> Self {
        Self {
            name: "Default".to_string(),
            albedo: [0.8, 0.8, 0.8, 1.0],
            metallic: 0.0,
            roughness: 0.5,
            emissive: [0.0, 0.0, 0.0],
            normal_scale: 1.0,
            alpha_cutoff: 0.5,
            albedo_texture: None,
            metallic_roughness_texture: None,
            normal_texture: None,
            emissive_texture: None,
        }
    }
}

/// Vertex (point) overlay rendering options
#[derive(Debug, Clone, Copy)]
pub struct VertexRenderOptions {
    pub enabled: bool,
    pub color: [f32; 3],
    pub point_size: f32,
}

impl Default for VertexRenderOptions {
    fn default() -> Self {
        Self {
            enabled: false,
            color: [1.0, 0.85, 0.3],
            point_size: 4.0,
        }
    }
}

/// Edge (line) overlay rendering options
#[derive(Debug, Clone, Copy)]
pub struct EdgeRenderOptions {
    pub enabled: bool,
    pub color: [f32; 3],
    pub line_width: f32,
}

impl Default for EdgeRenderOptions {
    fn default() -> Self {
        Self {
            enabled: true,
            color: [0.2, 0.8, 1.0],
            line_width: 5.0,
        }
    }
}