Class HighlightPoint

src/plot_widget.rs:1893–1905

    /// `prepare` with its own encoder/submission.
    ///
    /// Only valid when the pipelines are single-sampled: iced's surface pass
    /// has sample count 1, so with MSAA pipelines (desktop, 4x) this returns
    /// `false` and iced falls back to `render`, which draws into a dedicated
    /// MSAA offscreen target and composites the resolved texture.
    fn draw(
        &self,
        renderer_state: &Self::Pipeline,
        render_pass: &mut iced::wgpu::RenderPass<'_>,
    ) -> bool {
        if crate::plot_renderer::MSAA_SAMPLE_COUNT > 1 {
            return false;
        }
        if let Some(renderer) = renderer_state.renderers.get(&self.instance_id) {
            renderer.draw_in_pass(render_pass);
        }
        true