Struct GeometryBuffer

pub struct GeometryBuffer<V: Copy = Vertex> {
    pub vertex_buffer: ResizingBuffer<V>,
    pub index_buffer: ResizingBuffer<u32>,
}

Fields

vertex_buffer: ResizingBuffer<V>

index_buffer: ResizingBuffer<u32>

Implementations

impl<V: Copy> GeometryBuffer<V>

pub fn new(name: &str) -> Self

Examples found in repository

examples/test.rs (line 53)

  fn init(&mut self, _cc: &eframe::CreationContext, rd: &mut RenderData) -> Self::RenderResources {
    let main_pipeline = rd.create_pipeline(PipelineDesc {
      layout: vec![vec![BindingDesc::Uniforms]],
      vertex_buffers: vec![Vertex::desc()],
      vertex_shader: "vertex_shader",
      fragment_shader: "solid_fragment_shader",
      topology: wgpu::PrimitiveTopology::TriangleList,
      ..Default::default()
    });
    AppResources {
      main_pipeline,
      trianges: GeometryBuffer::new("triangles"),
    }
  }

pub fn update(&mut self, device: &Device, queue: &Queue) -> usize

Examples found in repository

examples/test.rs (line 95)

  fn prepare(
    &mut self,
    _rd: &mut RenderData,
    resources: &mut Self::RenderResources,
    device: &wgpu::Device,
    queue: &wgpu::Queue,
    _encoder: &mut wgpu::CommandEncoder,
    _screen_size: (u32, u32),
  ) -> Vec<wgpu::CommandBuffer> {
    resources.trianges.clear();
    resources.trianges.vertex_buffer.extend_from_slice(&[
      Vertex {
        position: [0.0, 0.0, 0.0],
        color:    [1.0, 0.0, 0.0, 1.0],
        uv:       [0.0, 0.0],
      },
      Vertex {
        position: [1.0, 0.0, 0.0],
        color:    [0.0, 1.0, 0.0, 1.0],
        uv:       [0.0, 0.0],
      },
      Vertex {
        position: [0.0, 1.0, 0.0],
        color:    [0.0, 0.0, 1.0, 1.0],
        uv:       [0.0, 0.0],
      },
    ]);
    resources.trianges.index_buffer.extend_from_slice(&[0, 1, 2]);
    resources.trianges.update(device, queue);
    Vec::new()
  }

pub fn clear(&mut self)

Examples found in repository

examples/test.rs (line 76)

  fn prepare(
    &mut self,
    _rd: &mut RenderData,
    resources: &mut Self::RenderResources,
    device: &wgpu::Device,
    queue: &wgpu::Queue,
    _encoder: &mut wgpu::CommandEncoder,
    _screen_size: (u32, u32),
  ) -> Vec<wgpu::CommandBuffer> {
    resources.trianges.clear();
    resources.trianges.vertex_buffer.extend_from_slice(&[
      Vertex {
        position: [0.0, 0.0, 0.0],
        color:    [1.0, 0.0, 0.0, 1.0],
        uv:       [0.0, 0.0],
      },
      Vertex {
        position: [1.0, 0.0, 0.0],
        color:    [0.0, 1.0, 0.0, 1.0],
        uv:       [0.0, 0.0],
      },
      Vertex {
        position: [0.0, 1.0, 0.0],
        color:    [0.0, 0.0, 1.0, 1.0],
        uv:       [0.0, 0.0],
      },
    ]);
    resources.trianges.index_buffer.extend_from_slice(&[0, 1, 2]);
    resources.trianges.update(device, queue);
    Vec::new()
  }

impl GeometryBuffer<Vertex>

pub fn add_line(&mut self, a: Point3<f32>, b: Point3<f32>, color: [f32; 4])