/*
 * Copyright (C) 2014 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

// Don't edit this file!  It is auto-generated by frameworks/rs/api/gen_runtime.

package android.renderscript.cts;

import android.renderscript.Allocation;
import android.renderscript.RSRuntimeException;
import android.renderscript.Element;

public class TestNan extends RSBaseCompute {

    private ScriptC_TestNan script;
    private ScriptC_TestNanRelaxed scriptRelaxed;

    @Override
    protected void setUp() throws Exception {
        super.setUp();
        script = new ScriptC_TestNan(mRS);
        scriptRelaxed = new ScriptC_TestNanRelaxed(mRS);
    }

    public class ArgumentsUintFloat {
        public int in;
        public Target.Floaty out;
    }

    private void checkNanUintFloat() {
        Allocation in = createRandomAllocation(mRS, Element.DataType.UNSIGNED_32, 1, 0x757e939c0e627774l, false);
        try {
            Allocation out = Allocation.createSized(mRS, getElement(mRS, Element.DataType.FLOAT_32, 1), INPUTSIZE);
            script.forEach_testNanUintFloat(in, out);
            verifyResultsNanUintFloat(in, out, false);
        } catch (Exception e) {
            throw new RSRuntimeException("RenderScript. Can't invoke forEach_testNanUintFloat: " + e.toString());
        }
        try {
            Allocation out = Allocation.createSized(mRS, getElement(mRS, Element.DataType.FLOAT_32, 1), INPUTSIZE);
            scriptRelaxed.forEach_testNanUintFloat(in, out);
            verifyResultsNanUintFloat(in, out, true);
        } catch (Exception e) {
            throw new RSRuntimeException("RenderScript. Can't invoke forEach_testNanUintFloat: " + e.toString());
        }
    }

    private void verifyResultsNanUintFloat(Allocation in, Allocation out, boolean relaxed) {
        int[] arrayIn = new int[INPUTSIZE * 1];
        in.copyTo(arrayIn);
        float[] arrayOut = new float[INPUTSIZE * 1];
        out.copyTo(arrayOut);
        for (int i = 0; i < INPUTSIZE; i++) {
            for (int j = 0; j < 1 ; j++) {
                // Extract the inputs.
                ArgumentsUintFloat args = new ArgumentsUintFloat();
                args.in = arrayIn[i];
                // Figure out what the outputs should have been.
                Target target = new Target(relaxed);
                CoreMathVerifier.computeNan(args, target);
                // Validate the outputs.
                boolean valid = true;
                if (!args.out.couldBe(arrayOut[i * 1 + j])) {
                    valid = false;
                }
                if (!valid) {
                    StringBuilder message = new StringBuilder();
                    message.append("Input in: ");
                    message.append(String.format("0x%x", args.in));
                    message.append("\n");
                    message.append("Expected output out: ");
                    message.append(args.out.toString());
                    message.append("\n");
                    message.append("Actual   output out: ");
                    message.append(String.format("%14.8g {%8x} %15a",
                            arrayOut[i * 1 + j], Float.floatToRawIntBits(arrayOut[i * 1 + j]), arrayOut[i * 1 + j]));
                    if (!args.out.couldBe(arrayOut[i * 1 + j])) {
                        message.append(" FAIL");
                    }
                    message.append("\n");
                    assertTrue("Incorrect output for checkNanUintFloat" +
                            (relaxed ? "_relaxed" : "") + ":\n" + message.toString(), valid);
                }
            }
        }
    }

    public void testNan() {
        checkNanUintFloat();
    }
}