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C++ Mathematical Expression Library (ExprTk) http://www.partow.net/programming/exprtk/index.html

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Arash Partow
2014-01-03 21:42:54 +11:00
parent d5d716c35a
commit 953f3aeaad
5 changed files with 126 additions and 67 deletions
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20
exprtk_test.cpp
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@ -709,6 +709,12 @@ static const test_t test_list[] =
test_t("cos(deg2rad(60))",0.5),
test_t("sin(deg2rad(30)) + cos(deg2rad(60))",1.0),
test_t("equal(sin(deg2rad(30))/cos(deg2rad(30)),tan(deg2rad(30)))",1.0),
test_t("equal(sinh(pi),11.5487393572577483779773343153884) ",1.0),
test_t("equal(asinh(11.5487393572577483779773343153884),pi)",1.0),
test_t("equal(cosh(pi),11.5919532755215206277517520525601) ",1.0),
test_t("equal(acosh(11.5919532755215206277517520525601),pi)",1.0),
test_t("equal(tanh(pi),0.99627207622074994426469058001253) ",1.0),
test_t("equal(atanh(0.99627207622074994426469058001253),pi)",1.0),
test_t("exp(1.0)",2.71828182845904523536028747135266249775724),
test_t("exp(0.0)",1.0),
test_t("log(2.7182818284590451)",1.0),
@ -1296,7 +1302,7 @@ inline bool run_test01()
test_xy<T>("0 * (sin (x) + sinh (y) + sqrt (x) + tan (y))",T(1.0),T(1.0),T(0.0)),
test_xy<T>("0 * (sec (x) + csc (y) + tanh (x) + cot (y))",T(1.0),T(1.0),T(0.0)),
test_xy<T>("0 * (erf (x) + erfc (y) + sgn (y) + frac (y))",T(1.0),T(1.0),T(0.0)),
test_xy<T>("0 * (log1p(x) + expm1(y) )",T(1.0),T(1.0),T(0.0)),
test_xy<T>("0 * (log1p(x) + expm1(y) + acosh(x) + asinh(y))",T(1.0),T(1.0),T(0.0)),
test_xy<T>("0 * (deg2grad(x) + grad2deg(y) + rad2deg(x) + deg2rad(y))",T(1.0),T(1.0),T(0.0)),
test_xy<T>("switch { case (x <= y) : (y - x); default: 1.12345; }",T(1.0),T(2.0),T(1.0)),
test_xy<T>("switch { case (x > y) : 0; case (x <= y) : (y - x); default: 1.12345; }",T(1.0),T(2.0),T(1.0)),
@ -3990,12 +3996,12 @@ inline bool run_test19()
compositor
.add("fibonacci2",
"switch "
"{ "
" case x == 0 : 0; "
" case x == 1 : 1; "
" default : fibonacci2(x - 1) + fibonacci2(x - 2);"
"} ",
"switch "
"{ "
" case x == 0 : 0; "
" case x == 1 : 1; "
" default : fibonacci2(x - 1) + fibonacci2(x - 2);"
"} ",
"x");
compositor