Changeset 1010 for trunk/test/math/remez.cppTweet

Timestamp:

Oct 5, 2011, 7:01:33 PM (11 years ago)

Author:

sam

Message:

test: allow to perform Remez solving on an arbitrary range.

File:

• trunk/test/math/remez.cpp (modified) (2 diffs)

trunk/test/math/remez.cpp

@@ -27 +27 @@
 static real myfun(real const &x)
 {
-    return exp(x);
+    real y = sqrt(x);
+    if (!y)
+        return real::R_PI_2;
+    return sin(real::R_PI_2 * y) / y;
 }
 
-static real myerror(real const &x)
+static real myerr(real const &x)
 {
-    return myfun(x);
+    return real::R_1;
 }
 
@@ -38 +41 @@
 {
     RemezSolver<4> solver;
-
-    solver.Run(myfun, myerror, 10);
+    solver.Run(0, 1, myfun, myfun, 15);
+    //solver.Run(-1, 1, myfun, myfun, 15);
+    //solver.Run(0, real::R_PI * real::R_PI >> 4, myfun, myfun, 15);
 
     return EXIT_SUCCESS;