scene/schema/mesh.cpp - GCC Code Coverage Report

scene/schema/mesh.cpp

Line	Branch	Exec	Source
1			// SPDX-License-Identifier: BSD-3-Clause
2			/// @file mesh.cpp
3			/// @brief Point-based geometry's registry entries and extents, as UsdGeom computes them.
4			#include "ernie/scene/schema/mesh.h"
5
6			#include <algorithm>
7			#include <optional>
8			#include <vector>
9
10			namespace ernie {
11			namespace {
12
13			/// @return The box of a CPU tensor's points, each grown by half its width when there is one per
14			/// point, else by half the widest (as UsdGeomCurves does); none for an empty tensor or one on a
15			/// device.
16		9	std::optional<Box> BoundPoints(const Tensor& points, const Tensor& widths) {
17	4/6 ✓ Branch 0 taken 6 times. ✓ Branch 1 taken 3 times. ✓ Branch 2 taken 6 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✓ Branch 5 taken 6 times.	9	if (points.Empty() \|\| !points.OnHost() \|\| !widths.OnHost()) {
18		3	return std::nullopt;
19			}
20		6	const Tensor xyz = points.Contiguous();
21	1/2 ✓ Branch 1 taken 6 times. ✗ Branch 2 not taken.	6	const std::vector<float> diameters = CopyFloats(widths, "widths");
22	1/2 ✓ Branch 1 taken 6 times. ✗ Branch 2 not taken.	6	const auto count = static_cast<std::size_t>(xyz.Elements() / 3);
23	2/2 ✓ Branch 0 taken 3 times. ✓ Branch 1 taken 3 times.	6	const double widest = diameters.empty() ? 0.0 : *std::ranges::max_element(diameters);
24		22	const auto half = [&](std::size_t i) {
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26		6	};
27		6	Box box;
28		6	const auto extend = [&]<typename T>(const T* data) {
29	2/4 auto ernie::(anonymous namespace)::BoundPoints(ernie::Tensor const&, ernie::Tensor const&)::{lambda<typename $T0>($T0 const)#1}::operator()<double>(double const) const: ✗ Branch 0 not taken. ✗ Branch 1 not taken. auto ernie::(anonymous namespace)::BoundPoints(ernie::Tensor const&, ernie::Tensor const&)::{lambda<typename $T0>($T0 const)#1}::operator()<float>(float const) const: ✓ Branch 0 taken 16 times. ✓ Branch 1 taken 6 times.	22	for (std::size_t i = 0; i < count; ++i) {
30		16	const glm::dvec3 point(data[3 * i], data[3 * i + 1], data[3 * i + 2]);
31		16	box.Extend(Box::Around(point, glm::dvec3(half(i))));
32			}
33		6	};
34	1/2 ✗ Branch 0 not taken. ✓ Branch 1 taken 6 times.	6	if (xyz.Type() == DType::Float64) {
35	0/2 ✗ Branch 1 not taken. ✗ Branch 2 not taken.	✗	extend(xyz.As<double>());
36			} else {
37	1/2 ✓ Branch 1 taken 6 times. ✗ Branch 2 not taken.	6	extend(xyz.As<float>());
38			}
39		6	return box;
40		6	}
41
42			/// Meshes from their points; point clouds and curves grown by their widths. Curves are bounded by
43			/// their control points, which hold every basis but catmullRom and Hermite closely, as in USD.
44			template <bool kWidths>
45		9	void PointBasedExtent(const ExtentRows& rows, RowRange range, std::span<Box> out) {
46		9	const auto points = rows.Column<Tensor>(PointBased::kPoints);
47		9	const auto widths = kWidths ? rows.Column<Tensor>(Points::kWidths) : std::span<const Tensor>();
48		9	const auto authored = rows.Column<std::vector<float>>(Boundable::kExtent);
49		9	ComputeRows(range, out, [&](std::uint32_t row) {
50			const std::optional<Box> box = BoundPoints(points[row], kWidths ? widths[row] : Tensor());
51			return box ? *box : AuthoredExtent(authored[row]);
52			});
53		9	}
54
55			} // namespace
56
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60			ERNIE_POINTS_ATTRIBUTES)
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62			ERNIE_CURVES_ATTRIBUTES)
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66
67			} // namespace ernie
68