Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit f99f0c30 authored by Stephen Hines's avatar Stephen Hines Committed by Android (Google) Code Review
Browse files

Merge "Add tests for rootn() to math_conformance."

parents aac7f0af 72afa117

tests/RenderScriptTests/tests/src/com/android/rs/test/RSTestCore.java

+1 −0
Original line number Original line Diff line number Diff line
@@ -79,6 +79,7 @@ public class RSTestCore { 
        unitTests.add(new UT_atomic(this, mRes, mCtx));

        unitTests.add(new UT_atomic(this, mRes, mCtx));

        unitTests.add(new UT_struct(this, mRes, mCtx));

        unitTests.add(new UT_struct(this, mRes, mCtx));

        unitTests.add(new UT_math(this, mRes, mCtx));

        unitTests.add(new UT_math(this, mRes, mCtx));

        unitTests.add(new UT_math_conformance(this, mRes, mCtx));

        unitTests.add(new UT_mesh(this, mRes, mCtx));

        unitTests.add(new UT_mesh(this, mRes, mCtx));

        unitTests.add(new UT_element(this, mRes, mCtx));

        unitTests.add(new UT_element(this, mRes, mCtx));

        unitTests.add(new UT_sampler(this, mRes, mCtx));

        unitTests.add(new UT_sampler(this, mRes, mCtx));

tests/RenderScriptTests/tests/src/com/android/rs/test/UT_math_conformance.java

0 → 100644
+42 −0
Original line number Original line Diff line number Diff line 
/*

 * Copyright (C) 2012 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.

 */



package com.android.rs.test;



import android.content.Context;

import android.content.res.Resources;

import android.renderscript.*;



public class UT_math_conformance extends UnitTest {

    private Resources mRes;



    protected UT_math_conformance(RSTestCore rstc, Resources res, Context ctx) {

        super(rstc, "Math Conformance", ctx);

        mRes = res;

    }



    public void run() {

        RenderScript pRS = RenderScript.create(mCtx);

        ScriptC_math_conformance s =

                new ScriptC_math_conformance(pRS, mRes, R.raw.math_conformance);

        pRS.setMessageHandler(mRsMessage);

        s.invoke_math_conformance_test();

        pRS.finish();

        waitForMessage();

        pRS.destroy();

        passTest();

    }

}

tests/RenderScriptTests/tests/src/com/android/rs/test/math_conformance.rs

0 → 100644
+57 −0
Original line number Original line Diff line number Diff line 
#include "shared.rsh"



// Testing math conformance



static bool test_rootn() {

    bool failed = false;



    // rootn(x, 0) -> NaN

    _RS_ASSERT(isnan(rootn(1.0f, 0)));



    // rootn(+/-0, n) -> +/-inf for odd n < 0

    _RS_ASSERT(isposinf(rootn(0.f, -3)));

    _RS_ASSERT(isneginf(rootn(-0.f, -3)));



    // rootn(+/-0, n) -> +inf for even n < 0

    _RS_ASSERT(isposinf(rootn(0.f, -8)));

    _RS_ASSERT(isposinf(rootn(-0.f, -8)));



    // rootn(+/-0, n) -> +/-0 for odd n > 0

    _RS_ASSERT(isposzero(rootn(0.f, 3)));

    _RS_ASSERT(isnegzero(rootn(-0.f, 3)));



    // rootn(+/-0, n) -> +0 for even n > 0

    _RS_ASSERT(isposzero(rootn(0.f, 8)));

    _RS_ASSERT(isposzero(rootn(-0.f, 8)));



    // rootn(x, n) -> NaN for x < 0 and even n

    _RS_ASSERT(isnan(rootn(-10000.f, -4)));

    _RS_ASSERT(isnan(rootn(-10000.f, 4)));



    // rootn(x, n) -> value for x < 0 and odd n

    _RS_ASSERT(!isnan(rootn(-10000.f, -3)));

    _RS_ASSERT(!isnan(rootn(-10000.f, 3)));



    if (failed) {

        rsDebug("test_rootn FAILED", -1);

    }

    else {

        rsDebug("test_rootn PASSED", 0);

    }



    return failed;

}



void math_conformance_test() {

    bool failed = false;

    failed |= test_rootn();



    if (failed) {

        rsDebug("math_conformance_test FAILED", -1);

        rsSendToClientBlocking(RS_MSG_TEST_FAILED);

    }

    else {

        rsDebug("math_conformance_test PASSED", 0);

        rsSendToClientBlocking(RS_MSG_TEST_PASSED);

    }

}

tests/RenderScriptTests/tests/src/com/android/rs/test/shared.rsh

+42 −0
Original line number Original line Diff line number Diff line
@@ -32,6 +32,48 @@ do { \ 
\

\

} while (0)

} while (0)





static const int iposinf = 0x7f800000;

static const int ineginf = 0xff800000;



static const float posinf() {

    float f = *((float*)&iposinf);

    return f;

}



static const float neginf() {

    float f = *((float*)&ineginf);

    return f;

}



static bool isposinf(float f) {

    int i = *((int*)(void*)&f);

    return (i == iposinf);

}



static bool isneginf(float f) {

    int i = *((int*)(void*)&f);

    return (i == ineginf);

}



static bool isnan(float f) {

    int i = *((int*)(void*)&f);

    return (((i & 0x7f800000) == 0x7f800000) && (i & 0x007fffff));

}



static bool isposzero(float f) {

    int i = *((int*)(void*)&f);

    return (i == 0x00000000);

}



static bool isnegzero(float f) {

    int i = *((int*)(void*)&f);

    return (i == 0x80000000);

}



static bool iszero(float f) {

    return isposzero(f) || isnegzero(f);

}



/* These constants must match those in UnitTest.java */

/* These constants must match those in UnitTest.java */

static const int RS_MSG_TEST_PASSED = 100;

static const int RS_MSG_TEST_PASSED = 100;

static const int RS_MSG_TEST_FAILED = 101;

static const int RS_MSG_TEST_FAILED = 101;