@Test
public void testPassFloats() {
Pointer<Byte> out = allocateBytes(8);
for (int value : intValues) {
passVarArgs(out, false, (float) value);
assertEquals(value, out.getDouble(), 0);
}
}
@Test
public void testPassBytes() {
Pointer<Byte> out = allocateBytes(8);
for (int value : intValues) {
passVarArgs(out, true, (byte) value);
assertEquals(value, out.getSizeT());
}
}
@Test
public void testPassBools() {
Pointer<Byte> out = allocateBytes(8);
for (boolean value : new boolean[] {true, false}) {
passVarArgs(out, true, value);
assertEquals(value, out.getSizeT() != 0);
}
}
@Test
public void testSPrintf() {
Pointer<Byte> dest = allocateBytes(100);
String fmtString = "Hello %d !";
int value = 10;
sprintf(dest, pointerToCString(fmtString), value);
assertEquals(String.format(fmtString, value), dest.getCString());
}
public boolean isValid() {
Pointer<Integer> pCount = allocateInt();
int err;
try {
err = clIcdGetPlatformIDsKHR(0, null, pCount);
} catch (Throwable th) {
try {
err = clGetPlatformIDs(0, null, pCount);
} catch (Throwable th2) {
return false;
}
}
return err == OpenCLLibrary.CL_SUCCESS && pCount.get() > 0;
}
/** Lists all available OpenCL implementations. */
public static CLPlatform[] listPlatforms() {
Pointer<Integer> pCount = allocateInt();
error(getPlatformIDs(0, null, pCount));
int nPlats = pCount.get();
if (nPlats == 0) return new CLPlatform[0];
Pointer<cl_platform_id> ids = allocateTypedPointers(cl_platform_id.class, nPlats);
error(getPlatformIDs(nPlats, ids, null));
CLPlatform[] platforms = new CLPlatform[nPlats];
for (int i = 0; i < nPlats; i++) {
platforms[i] = new CLPlatform(ids.get(i));
}
return platforms;
}
/**
* Issue 37 : BridJ: org.bridj.Pointer#iterator for native-allocated pointers is empty
* http://code.google.com/p/nativelibs4java/issues/detail?id=37
*/
@Test
public void emptyIteratorFromUnmanagedPointer() {
Pointer<Byte> ptr = allocateBytes(10);
assertTrue(!ptr.asList().isEmpty());
assertTrue(ptr.iterator().next() != null);
Pointer<Byte> unmanaged = pointerToAddress(ptr.getPeer()).as(Byte.class);
assertTrue(!unmanaged.asList().isEmpty());
assertTrue(unmanaged.iterator().next() != null);
}
/**
* Issue 47: Pointer#pointerToAddress(long, Class, Releaser) does not use releaser argument
* http://code.google.com/p/nativelibs4java/issues/detail?id=37
*/
@Test
public void usePointerReleaser() {
final boolean[] released = new boolean[1];
Pointer<Integer> p = allocateInt();
long address = p.getPeer();
{
Pointer pp = pointerToAddress(address);
assertEquals(address, pp.getPeer());
}
{
Pointer pp = pointerToAddress(address, 123);
assertEquals(address, pp.getPeer());
assertEquals(123, pp.getValidBytes());
}
Releaser releaser =
new Releaser() {
// @Override
public void release(Pointer<?> p) {
released[0] = true;
}
};
{
released[0] = false;
Pointer pp = pointerToAddress(address, Integer.class, releaser);
assertEquals(address, pp.getPeer());
assertEquals(Integer.class, pp.getTargetType());
pp.release();
assertEquals(true, released[0]);
}
{
Pointer pp = pointerToAddress(address, PointerIO.getIntInstance());
assertEquals(address, pp.getPeer());
assertEquals(Integer.class, pp.getTargetType());
}
{
released[0] = false;
Pointer pp = pointerToAddress(address, PointerIO.getIntInstance(), releaser);
assertEquals(address, pp.getPeer());
assertEquals(Integer.class, pp.getTargetType());
pp.release();
assertEquals(true, released[0]);
}
{
released[0] = false;
Pointer pp = pointerToAddress(address, releaser);
assertEquals(address, pp.getPeer());
pp.release();
assertEquals(true, released[0]);
}
{
released[0] = false;
Pointer pp = pointerToAddress(address, 123, releaser);
assertEquals(address, pp.getPeer());
assertEquals(123, pp.getValidBytes());
pp.release();
assertEquals(true, released[0]);
}
{
Pointer pp = pointerToAddress(address, Integer.class);
assertEquals(address, pp.getPeer());
assertEquals(Integer.class, pp.getTargetType());
}
{
Pointer pp = pointerToAddress(address, 123, PointerIO.getIntInstance());
assertEquals(address, pp.getPeer());
assertEquals(123, pp.getValidBytes());
assertEquals(Integer.class, pp.getTargetType());
}
}