Method new

examples/cuda/cpu/path_tracer/src/cuda/data.rs:38–65

(dimensions: Vec2<usize>, camera: &Camera, scene: &Scene)

impl CudaRendererBuffers {
    pub fn new(dimensions: Vec2<usize>, camera: &Camera, scene: &Scene) -> CudaResult<Self> {
        let accumulated_buffer = Self::image_buffer(dimensions)?;
        let out_buffer = Self::image_buffer(dimensions)?;
        let denoised_buffer = Self::image_buffer(dimensions)?;
        let scaled_buffer = Self::image_buffer(dimensions)?;

        let objects = scene.objects.as_unified_buf()?;
        let materials = scene.materials.as_unified_buf()?;

        let mut viewport = Viewport::default();
        camera.as_viewport(&mut viewport);
        viewport.bounds = dimensions;

        let rand_states = DefaultRand::initialize_states(SEED, dimensions.product())
            .as_slice()
            .as_unified_buf()?;

        Ok(Self {
            accumulated_buffer,
            scaled_buffer,
            out_buffer,
            denoised_buffer,
            viewport,
            objects,
            materials,
            rand_states,
        })
    }

    /// Resets and reallocates the entire scene. This may be slow because it needs to reallocate
    /// all of the GPU scene buffers.