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feat: allow specifying materials per-drawable
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,192 @@ | ||
| use std::sync::Arc; | ||
|
|
||
| use numpy::{Ix1, PyArray}; | ||
| use pyo3::prelude::*; | ||
|
|
||
| use crate::material::Material; | ||
| use crate::shapes::Geometry; | ||
|
|
||
| #[derive(Debug)] | ||
| #[pyclass(frozen)] | ||
| /// A `DrawableShape` is the input geometry for a pyraydeon scene. | ||
| /// | ||
| /// It is essentially some drawable geometry joined with a given material. | ||
| pub(crate) struct DrawableShape { | ||
| pub raydeon_drawable: raydeon::DrawableShape, | ||
| pub pyobj: PyObject, | ||
| } | ||
|
|
||
| impl ::std::ops::Deref for DrawableShape { | ||
| type Target = raydeon::DrawableShape; | ||
|
|
||
| fn deref(&self) -> &Self::Target { | ||
| &self.raydeon_drawable | ||
| } | ||
| } | ||
|
|
||
| impl DrawableShape { | ||
| pub(crate) fn raydeon_drawable(&self) -> raydeon::DrawableShape { | ||
| self.raydeon_drawable.clone() | ||
| } | ||
| } | ||
|
|
||
| impl<'py> FromPyObject<'py> for DrawableShape { | ||
| fn extract_bound(obj: &Bound<'py, PyAny>) -> PyResult<Self> { | ||
| let py = obj.py(); | ||
| let shape: PyObject = obj.getattr("shape")?.extract()?; | ||
| let material: Option<Material> = obj.getattr("material")?.extract()?; | ||
|
|
||
| let raydeon_geometry = raydeon_geometry_from_py_object(py, &shape)?; | ||
| let raydeon_drawable = raydeon::DrawableShape::new() | ||
| .geometry(raydeon_geometry) | ||
| .maybe_material(material.map(|m| m.0)) | ||
| .build(); | ||
|
|
||
| Ok(DrawableShape { | ||
| raydeon_drawable, | ||
| pyobj: shape, | ||
| }) | ||
| } | ||
| } | ||
|
|
||
| #[pymethods] | ||
| impl DrawableShape { | ||
| #[new] | ||
| #[pyo3(signature = (geometry, material=None))] | ||
| fn new(py: Python, geometry: PyObject, material: Option<Material>) -> PyResult<Self> { | ||
| let raydeon_geometry = raydeon_geometry_from_py_object(py, &geometry)?; | ||
| let material = material.map(|m| m.0); | ||
| let raydeon_drawable = raydeon::DrawableShape::new() | ||
| .geometry(raydeon_geometry) | ||
| .maybe_material(material) | ||
| .build(); | ||
|
|
||
| Ok(DrawableShape { | ||
| raydeon_drawable, | ||
| pyobj: geometry, | ||
| }) | ||
| } | ||
|
|
||
| #[getter] | ||
| fn material(&self) -> Option<Material> { | ||
| self.raydeon_drawable.material().map(Into::into) | ||
| } | ||
|
|
||
| #[getter] | ||
| fn shape(&self, py: Python) -> PyObject { | ||
| self.pyobj.clone_ref(py) | ||
| } | ||
|
|
||
| fn collision_geometry(&self, py: Python) -> PyResult<PyObject> { | ||
| self.pyobj.call_method0(py, "collision_geometry") | ||
| } | ||
|
|
||
| fn paths(&self, py: Python) -> PyResult<PyObject> { | ||
| self.pyobj.call_method0(py, "paths") | ||
| } | ||
|
|
||
| fn __repr__(slf: &Bound<'_, Self>) -> PyResult<String> { | ||
| let class_name = slf.get_type().qualname()?; | ||
| Ok(format!("{}<{:#?}>", class_name, slf.borrow())) | ||
| } | ||
| } | ||
|
|
||
| pub(crate) fn raydeon_geometry_from_py_object( | ||
| py: Python, | ||
| g: &PyObject, | ||
| ) -> PyResult<Arc<dyn raydeon::Shape>> { | ||
| let geom: Py<Geometry> = g.extract(py)?; | ||
| let raydeon_shape = geom.borrow(py); | ||
| let raydeon_shape = raydeon_shape.geometry(g.clone_ref(py)); | ||
| Ok(raydeon_shape) | ||
| } | ||
|
|
||
| #[derive(Debug)] | ||
| #[pyclass(frozen)] | ||
| /// The output of a raydeon render. | ||
| /// | ||
| /// A line segment, associated with a shape. | ||
| pub(crate) struct DrawableSegment { | ||
| p1: [f64; 2], | ||
| p2: [f64; 2], | ||
| kind: SegmentKind, | ||
|
|
||
| raydeon_drawable: Option<raydeon::DrawableShape>, | ||
| } | ||
|
|
||
| impl From<raydeon::DrawableSegment<'_>> for DrawableSegment { | ||
| fn from(value: raydeon::DrawableSegment<'_>) -> Self { | ||
| let p1 = value.p1.to_array(); | ||
| let p2 = value.p2.to_array(); | ||
|
|
||
| let raydeon_drawable = value.segment.get_shape().cloned(); | ||
|
|
||
| let kind = value.kind.into(); | ||
|
|
||
| Self { | ||
| p1, | ||
| p2, | ||
| raydeon_drawable, | ||
| kind, | ||
| } | ||
| } | ||
| } | ||
|
|
||
| #[pymethods] | ||
| impl DrawableSegment { | ||
| #[getter] | ||
| fn p1<'py>(&self, py: Python<'py>) -> Bound<'py, PyArray<f64, Ix1>> { | ||
| PyArray::from_slice_bound(py, &self.p1) | ||
| } | ||
|
|
||
| #[getter] | ||
| fn p2<'py>(&self, py: Python<'py>) -> Bound<'py, PyArray<f64, Ix1>> { | ||
| PyArray::from_slice_bound(py, &self.p2) | ||
| } | ||
|
|
||
| #[getter] | ||
| fn material(&self) -> Option<Material> { | ||
| self.raydeon_drawable | ||
| .as_ref() | ||
| .and_then(|d| d.material()) | ||
| .map(|m| m.into()) | ||
| } | ||
|
|
||
| #[getter] | ||
| fn kind(&self) -> SegmentKind { | ||
| self.kind | ||
| } | ||
|
|
||
| fn __repr__(slf: &Bound<'_, Self>) -> PyResult<String> { | ||
| let class_name = slf.get_type().qualname()?; | ||
| Ok(format!("{}<{:#?}>", class_name, slf.borrow())) | ||
| } | ||
| } | ||
|
|
||
| #[pyclass(eq)] | ||
| #[derive(Debug, PartialEq, Eq, Copy, Clone)] | ||
| pub(crate) enum SegmentKind { | ||
| VerticalHatch, | ||
| DiagonalHatch, | ||
| Path, | ||
| } | ||
|
|
||
| impl From<raydeon::SegmentKind> for SegmentKind { | ||
| fn from(value: raydeon::SegmentKind) -> Self { | ||
| match value { | ||
| raydeon::SegmentKind::ScreenSpaceHatch(raydeon::ScreenSpaceHatchKind::Vertical) => { | ||
| SegmentKind::VerticalHatch | ||
| } | ||
| raydeon::SegmentKind::ScreenSpaceHatch(raydeon::ScreenSpaceHatchKind::Diagonal60) => { | ||
| SegmentKind::VerticalHatch | ||
| } | ||
| raydeon::SegmentKind::Path => SegmentKind::Path, | ||
| } | ||
| } | ||
| } | ||
|
|
||
| pub(crate) fn register(m: &Bound<'_, PyModule>) -> PyResult<()> { | ||
| m.add_class::<DrawableShape>()?; | ||
| m.add_class::<DrawableSegment>()?; | ||
| Ok(()) | ||
| } |
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