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Trig fix 1

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Richard Milewski 2026-01-28 13:26:50 -08:00
parent b44fd1c6c7
commit 3e7cf35b2d
1 changed files with 17 additions and 4 deletions
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trigonometry.scad
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@ -120,13 +120,11 @@ function law_of_sines(a, A, b, B) =
// Function: hyp_opp_to_adj()
// Alias: opp_hyp_to_adj()
// Synopsis: Returns the adjacent side length from the lengths of the hypotenuse and the opposite side.
// Topics: Geometry, Trigonometry, Triangles
// See Also: adj_ang_to_hyp(), adj_ang_to_opp(), adj_opp_to_ang(), adj_opp_to_hyp(), hyp_adj_to_ang(), hyp_adj_to_opp(), hyp_ang_to_adj(), hyp_ang_to_opp(), hyp_opp_to_adj(), hyp_opp_to_ang(), opp_ang_to_adj(), opp_ang_to_hyp()
// See Also: opp_hyp_to_adj(), adj_ang_to_hyp(), adj_ang_to_opp(), adj_opp_to_ang(), adj_opp_to_hyp(), hyp_adj_to_ang(), hyp_adj_to_opp(), hyp_ang_to_adj(), hyp_ang_to_opp(), hyp_opp_to_adj(), hyp_opp_to_ang(), opp_ang_to_adj(), opp_ang_to_hyp()
// Usage:
// adj = hyp_opp_to_adj(hyp,opp);
// adj = opp_hyp_to_adj(opp,hyp);
// Description:
// Given the lengths of the hypotenuse and opposite side of a right triangle, returns the length
// of the adjacent side.
@ -134,12 +132,27 @@ function law_of_sines(a, A, b, B) =
// hyp = The length of the hypotenuse of the right triangle.
// opp = The length of the side of the right triangle that is opposite from the primary angle.
// Example:
// hyp = hyp_opp_to_adj(5,3); // Returns: 4
// adj = hyp_opp_to_adj(5,3); // Returns: 4
function hyp_opp_to_adj(hyp,opp) =
assert(is_finite(hyp+opp) && hyp>=0 && opp>=0,
"Triangle side lengths should be a positive numbers." )
sqrt(hyp*hyp-opp*opp);
// Function: opp_hyp_to_adj()
// Synopsis: Returns the adjacent side length from the lengths of the hypotenuse and the opposite side.
// Topics: Geometry, Trigonometry, Triangles
// See Also: adj_ang_to_hyp(), adj_ang_to_opp(), adj_opp_to_ang(), adj_opp_to_hyp(), hyp_adj_to_ang(), hyp_adj_to_opp(), hyp_ang_to_adj(), hyp_ang_to_opp(), hyp_opp_to_adj(), hyp_opp_to_ang(), opp_ang_to_adj(), opp_ang_to_hyp()
// Usage:
// adj = opp_hyp_to_adj(opp,hyp);
// Description:
// Given the lengths of the opposite side and hypotenuse of a right triangle, returns the length
// of the adjacent side.
// Arguments:
// opp = The length of the side of the right triangle that is opposite from the primary angle.
// hyp = The length of the hypotenuse of the right triangle.
// Example:
// adj = opp_hyp_to_adj(3,5); // Returns: 4
function opp_hyp_to_adj(opp,hyp) = hyp_opp_to_adj(hyp,opp);