Mercurial > pub > dyncall > bindings

annotate java/jdc/examples/UnixMathExample.java @ 57:80b11152c659

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
make pydc tests display failed ones
author Tassilo Philipp
date Mon, 08 Feb 2021 09:58:25 +0100
parents 4ee8d6aa7721
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
21
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
1 import org.dyncall.DC;
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
2
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
3 class UnixMathExample
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
4 {
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
5 public static void main(String args[])
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
6 {
22
4ee8d6aa7721 - java binding cleanup, exposed free functions (not very oo, this entire binding)
cslag
parents: 21
diff changeset
7 long lib = DC.loadLibrary("/usr/lib/libm.so");
21
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
8 System.out.format("libm.so handle: %x\n", lib);
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
9
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
10 long f0 = DC.find(lib, "sqrtf");
22
4ee8d6aa7721 - java binding cleanup, exposed free functions (not very oo, this entire binding)
cslag
parents: 21
diff changeset
11 System.out.format("found sqrtf at: %x\n", f0);
21
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
12
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
13 long f1 = DC.find(lib, "pow");
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
14 System.out.format("found pow at: %x\n", f1);
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
15
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
16 long vm = DC.newCallVM(4096);
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
17 DC.argFloat(vm, 36.f);
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
18 float r0 = DC.callFloat(vm, f0);
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
19 System.out.format("sqrtf(36.f) = %f\n", r0);
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
20
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
21 DC.reset(vm);
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
22 DC.argDouble(vm, 2.);
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
23 DC.argDouble(vm, 10.);
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
24 double r1 = DC.callDouble(vm, f1);
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
25 System.out.format("pow(2., 10.) = %f\n", r1);
22
4ee8d6aa7721 - java binding cleanup, exposed free functions (not very oo, this entire binding)
cslag
parents: 21
diff changeset
26
4ee8d6aa7721 - java binding cleanup, exposed free functions (not very oo, this entire binding)
cslag
parents: 21
diff changeset
27 // Done, cleanup.
4ee8d6aa7721 - java binding cleanup, exposed free functions (not very oo, this entire binding)
cslag
parents: 21
diff changeset
28 DC.freeCallVM(vm);
4ee8d6aa7721 - java binding cleanup, exposed free functions (not very oo, this entire binding)
cslag
parents: 21
diff changeset
29 DC.freeLibrary(lib);
21
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
30 }
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
31 }
40a2c4198016 - working jdc (but with memleaks, currently)
cslag
parents:
diff changeset
32