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godot-benchmarks/benchmarks/math/convex_hull_3d.gd
Francisco Demartino 42fbc4008a Fix convex hull benchmarks (multiple of 3) (#55)
The benchmark was bogus before. I missed this error:

        convex_hull_3d.gd:34 @ _bench_convex(): Ignoring surface 0, incorrect vertex count: 10000 (for PRIMITIVE_TRIANGLES).
        <C++ Error>    Condition "(len % 3) != 0" is true. Continuing.

Also tweaked the iteration count so it takes a reasonable time.
2024-02-01 19:02:49 +01:00

47 lines
1.3 KiB
GDScript

extends Benchmark
const NUM_ITERATIONS := 10
const NUM_POINTS := 1002 # Should be a multiple of three, triangles will be built with this.
const CLOUD_SIZE := 1.0
const POSITION := Vector3(0.0, 0.0, 0.0)
func generate_point_cloud(size: float, num_points: int, position: Vector3) -> PackedVector3Array:
var points := PackedVector3Array()
for _i in num_points:
var point = position + Vector3(
randf_range(-size, size),
randf_range(-size, size),
randf_range(-size, size),
)
points.append(point)
return points
func mesh_with_vertices(vertices: PackedVector3Array) -> Mesh:
var arr_mesh = ArrayMesh.new()
var arrays = []
arrays.resize(Mesh.ARRAY_MAX)
arrays[Mesh.ARRAY_VERTEX] = vertices
arr_mesh.add_surface_from_arrays(Mesh.PRIMITIVE_TRIANGLES, arrays)
return arr_mesh
func _bench_convex(clean: bool, simplify: bool) -> void:
for i in NUM_ITERATIONS:
var points := generate_point_cloud(CLOUD_SIZE, NUM_POINTS, POSITION)
var mesh := mesh_with_vertices(points)
var convex := mesh.create_convex_shape(clean, simplify)
func benchmark_both_clean_and_simplify() -> void:
return _bench_convex(true, true)
func benchmark_only_clean() -> void:
return _bench_convex(false, true)
func benchmark_only_simplify() -> void:
return _bench_convex(true, false)
func benchmark_quickest() -> void:
return _bench_convex(false, false)