diff options
Diffstat (limited to 'src/test')
| -rw-r--r-- | src/test/com/jogamp/opengl/test/junit/jogl/math/TestVec3f01NOUI.java | 137 |
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());
+ }
+}
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