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Correct point utility again

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The balance between the light cone basis vectors was wrong, throwing the
point's coordinates off by a factor of two.
This commit is contained in:
Aaron Fenyes 2024-07-17 23:37:28 -07:00
parent 69a704d414
commit d0340c0b65
2 changed files with 6 additions and 6 deletions
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2
engine-proto/gram-test/Engine.jl
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@ -39,7 +39,7 @@ rand_on_shell(shells::Array{<:Number}) = rand_on_shell(Random.default_rng(), she
# === elements ===
point(pos) = [pos; 1; 0.25 * dot(pos, pos)]
point(pos) = [pos; 0.5; 0.5 * dot(pos, pos)]
plane(normal, offset) = [normal; 0; offset]

10
engine-proto/gram-test/tetrahedron-radius-ratio.jl
View File

@ -65,11 +65,11 @@ guess = hcat(
1 -1 -1 1 0 0
0 0 0 0 1.5 0.5
1 1 1 1 -0.5 -1.5
] + 0.2*Engine.rand_on_shell(fill(BigFloat(-1), 6)),
Engine.point([-1, -1, -1] + 0.3*randn(3)),
Engine.point([-1, 1, 1] + 0.3*randn(3)),
Engine.point([ 1, -1, 1] + 0.3*randn(3)),
Engine.point([ 1, 1, -1] + 0.3*randn(3)),
] + 0.0*Engine.rand_on_shell(fill(BigFloat(-1), 6)),
Engine.point([-0.5, -0.5, -0.5] + 0.3*randn(3)),
Engine.point([-0.5, 0.5, 0.5] + 0.3*randn(3)),
Engine.point([ 0.5, -0.5, 0.5] + 0.3*randn(3)),
Engine.point([ 0.5, 0.5, -0.5] + 0.3*randn(3)),
BigFloat[0, 0, 0, 0, 1]
)
frozen = vcat(