Add TestVec3f01NOUI: This test shall be enhanced, only priliminary angle tests for now

1 files changed, 137 insertions, 0 deletions

diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/math/TestVec3f01NOUI.java b/src/test/com/jogamp/opengl/test/junit/jogl/math/TestVec3f01NOUI.java
new file mode 100644
index 000000000..fe762926f
--- /dev/null
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/math/TestVec3f01NOUI.java
@@ -0,0 +1,137 @@
+/**

+ * Copyright 2023 JogAmp Community. All rights reserved.

+ *

+ * Redistribution and use in source and binary forms, with or without modification, are

+ * permitted provided that the following conditions are met:

+ *

+ *    1. Redistributions of source code must retain the above copyright notice, this list of

+ *       conditions and the following disclaimer.

+ *

+ *    2. Redistributions in binary form must reproduce the above copyright notice, this list

+ *       of conditions and the following disclaimer in the documentation and/or other materials

+ *       provided with the distribution.

+ *

+ * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED

+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND

+ * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR

+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON

+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING

+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+ *

+ * The views and conclusions contained in the software and documentation are those of the

+ * authors and should not be interpreted as representing official policies, either expressed

+ * or implied, of JogAmp Community.

+ */

+

+package com.jogamp.opengl.test.junit.jogl.math;

+

+import org.junit.Assert;

+import org.junit.Test;
+import org.junit.FixMethodOrder;
+import org.junit.runners.MethodSorters;

+

+import com.jogamp.junit.util.JunitTracer;

+import com.jogamp.opengl.math.FloatUtil;

+import com.jogamp.opengl.math.Quaternion;

+import com.jogamp.opengl.math.Vec3f;

+

+@FixMethodOrder(MethodSorters.NAME_ASCENDING)
+public class TestVec3f01NOUI extends JunitTracer {

+    static final boolean DEBUG = false;

+

+    static final Quaternion QUAT_IDENT = new Quaternion(0f, 0f, 0f, 1f);

+

+    static final Vec3f ZERO       = new Vec3f();

+    static final Vec3f ONE        = Vec3f.ONE;

+    static final Vec3f NEG_ONE    = new Vec3f ( -1f, -1f, -1f );

+    static final Vec3f UNIT_X     = Vec3f.UNIT_X;

+    static final Vec3f UNIT_X_NEG = Vec3f.UNIT_X_NEG;

+    static final Vec3f UNIT_Y     = Vec3f.UNIT_Y;

+    static final Vec3f UNIT_Z     = Vec3f.UNIT_Z;

+

+    static final float MACH_EPSILON = FloatUtil.EPSILON;

+

+    //

+    // Basic

+    //

+

+    @Test

+    public void test01Normalize() {

+        final Vec3f v0 = UNIT_X;

+        final Vec3f v1 = new Vec3f(1, 2, 3);

+        Assert.assertEquals(1f, v0.length(), MACH_EPSILON);

+        Assert.assertEquals(1f, v1.normalize().length(), MACH_EPSILON);

+    }

+

+    @Test

+    public void test02Angle() {

+        // test 0 deg

+        {

+            System.err.println("Test 0-deg, UNIT_X vecs");

+            final Vec3f v0 = UNIT_X;

+            final Vec3f v1 = UNIT_X;

+            System.err.println("v0 "+v0);

+            System.err.println("v1 "+v1);

+            final float a0_v0_v1 = v0.angle(v1);

+            System.err.println("a0(v0, v1) = "+a0_v0_v1+" rad, "+FloatUtil.radToADeg(a0_v0_v1)+" deg, via dot, acos");

+            Assert.assertEquals(0f, a0_v0_v1, MACH_EPSILON);

+        }

+        // test 0 deg

+        {

+            System.err.println("Test 0-deg, free vecs");

+            final Vec3f v0 = new Vec3f(0.14f, 0.07f, 0f);

+            final Vec3f v1 = new Vec3f(0.33f, 0.07f, 0f);

+            final Vec3f v0_1 = v1.minus(v0);

+            System.err.println("v0 "+v0);

+            System.err.println("v1 "+v1);

+            System.err.println("v0_1 "+v0_1);

+

+            final float a0_x_v0_1 = UNIT_X.angle(v0_1);

+            System.err.println("a0(X, v0_1) = "+a0_x_v0_1+" rad, "+FloatUtil.radToADeg(a0_x_v0_1)+" deg, via dot, acos");

+            Assert.assertEquals(0f, a0_x_v0_1, MACH_EPSILON);

+        }

+        // test 180 deg

+        {

+            System.err.println("Test 180-deg, free vecs");

+            final Vec3f v0 = new Vec3f(0.33f, 0.07f, 0f);

+            final Vec3f v1 = new Vec3f(0.14f, 0.07f, 0f);

+            final Vec3f v0_1 = v1.minus(v0);

+            System.err.println("v0 "+v0);

+            System.err.println("v1 "+v1);

+            System.err.println("v0_1 "+v0_1);

+

+            final float a0_x_v0_1 = UNIT_X.angle(v0_1);

+            System.err.println("a0(X, v0_1) = "+a0_x_v0_1+" rad, "+FloatUtil.radToADeg(a0_x_v0_1)+" deg, via dot, acos");

+            Assert.assertEquals(FloatUtil.PI, a0_x_v0_1, MACH_EPSILON);

+        }

+        // test 90 deg

+        {

+            System.err.println("Test 90-deg, UNIT_X, UNIT_Y vecs");

+            final Vec3f v0 = UNIT_X;

+            final Vec3f v1 = UNIT_Y;

+            System.err.println("v0 "+v0);

+            System.err.println("v1 "+v1);

+            final float a0_v0_v1 = v0.angle(v1);

+            System.err.println("a0(v0, v1) = "+a0_v0_v1+" rad, "+FloatUtil.radToADeg(a0_v0_v1)+" deg, via dot, acos");

+            Assert.assertEquals(FloatUtil.HALF_PI, a0_v0_v1, MACH_EPSILON);

+        }

+        // test 180 deg

+        {

+            System.err.println("Test 180-deg, UNIT_X, UNIT_X_NEG vecs");

+            final Vec3f v0 = UNIT_X;

+            final Vec3f v1 = UNIT_X_NEG;

+            System.err.println("v0 "+v0);

+            System.err.println("v1 "+v1);

+            final float a0_v0_v1 = v0.angle(v1);

+            System.err.println("a0(v0, v1) = "+a0_v0_v1+" rad, "+FloatUtil.radToADeg(a0_v0_v1)+" deg, via dot, acos");

+            Assert.assertEquals(FloatUtil.PI, a0_v0_v1, MACH_EPSILON);

+        }

+    }

+

+    public static void main(final String args[]) {

+        org.junit.runner.JUnitCore.main(TestVec3f01NOUI.class.getName());

+    }

+}