Mercurial > pub > dyncall > bindings
view java/jdc/examples/UnixMathExample.java @ 32:2089026debae
- allowing 'None' as arg for pydc.load, effectively resulting in dlLoadLibrary(NULL), which is own process
author | Tassilo Philipp |
---|---|
date | Sat, 11 Apr 2020 18:02:33 +0200 |
parents | 4ee8d6aa7721 |
children |
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import org.dyncall.DC; class UnixMathExample { public static void main(String args[]) { long lib = DC.loadLibrary("/usr/lib/libm.so"); System.out.format("libm.so handle: %x\n", lib); long f0 = DC.find(lib, "sqrtf"); System.out.format("found sqrtf at: %x\n", f0); long f1 = DC.find(lib, "pow"); System.out.format("found pow at: %x\n", f1); long vm = DC.newCallVM(4096); DC.argFloat(vm, 36.f); float r0 = DC.callFloat(vm, f0); System.out.format("sqrtf(36.f) = %f\n", r0); DC.reset(vm); DC.argDouble(vm, 2.); DC.argDouble(vm, 10.); double r1 = DC.callDouble(vm, f1); System.out.format("pow(2., 10.) = %f\n", r1); // Done, cleanup. DC.freeCallVM(vm); DC.freeLibrary(lib); } }