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Diffstat (limited to 'graphics/src/layer/mesh.rs')
-rw-r--r-- | graphics/src/layer/mesh.rs | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/graphics/src/layer/mesh.rs b/graphics/src/layer/mesh.rs deleted file mode 100644 index 7661c5c9..00000000 --- a/graphics/src/layer/mesh.rs +++ /dev/null @@ -1,93 +0,0 @@ -//! A collection of triangle primitives. -use crate::triangle; -use crate::{Gradient, Point, Rectangle}; - -/// A mesh of triangles. -#[derive(Debug, Clone, Copy)] -pub enum Mesh<'a> { - /// A mesh of triangles with a solid color. - Solid { - /// The origin of the vertices of the [`Mesh`]. - origin: Point, - - /// The vertex and index buffers of the [`Mesh`]. - buffers: &'a triangle::Mesh2D<triangle::ColoredVertex2D>, - - /// The clipping bounds of the [`Mesh`]. - clip_bounds: Rectangle<f32>, - }, - /// A mesh of triangles with a gradient color. - Gradient { - /// The origin of the vertices of the [`Mesh`]. - origin: Point, - - /// The vertex and index buffers of the [`Mesh`]. - buffers: &'a triangle::Mesh2D<triangle::Vertex2D>, - - /// The clipping bounds of the [`Mesh`]. - clip_bounds: Rectangle<f32>, - - /// The gradient to apply to the [`Mesh`]. - gradient: &'a Gradient, - }, -} - -impl Mesh<'_> { - /// Returns the origin of the [`Mesh`]. - pub fn origin(&self) -> Point { - match self { - Self::Solid { origin, .. } | Self::Gradient { origin, .. } => { - *origin - } - } - } - - /// Returns the indices of the [`Mesh`]. - pub fn indices(&self) -> &[u32] { - match self { - Self::Solid { buffers, .. } => &buffers.indices, - Self::Gradient { buffers, .. } => &buffers.indices, - } - } - - /// Returns the clip bounds of the [`Mesh`]. - pub fn clip_bounds(&self) -> Rectangle<f32> { - match self { - Self::Solid { clip_bounds, .. } - | Self::Gradient { clip_bounds, .. } => *clip_bounds, - } - } -} - -/// The result of counting the attributes of a set of meshes. -#[derive(Debug, Clone, Copy, Default)] -pub struct AttributeCount { - /// The total amount of solid vertices. - pub solid_vertices: usize, - - /// The total amount of gradient vertices. - pub gradient_vertices: usize, - - /// The total amount of indices. - pub indices: usize, -} - -/// Returns the number of total vertices & total indices of all [`Mesh`]es. -pub fn attribute_count_of<'a>(meshes: &'a [Mesh<'a>]) -> AttributeCount { - meshes - .iter() - .fold(AttributeCount::default(), |mut count, mesh| { - match mesh { - Mesh::Solid { buffers, .. } => { - count.solid_vertices += buffers.vertices.len(); - count.indices += buffers.indices.len(); - } - Mesh::Gradient { buffers, .. } => { - count.gradient_vertices += buffers.vertices.len(); - count.indices += buffers.indices.len(); - } - } - - count - }) -} |