Пример #1
0
        public void AnimCurve_SingleKey_AllResultsSame()
        {
            // given:
            var     ac = new AnimCurve("");
            FbxTime time;

            time = new FbxTime(100);
            var key = new AnimCurveKey(time, 1.5f);

            ac.KeyAdd(time, key);
            double value;

            // when:
            time  = new FbxTime(0);
            value = ac.Evaluate(time);

            // then:
            Assert.AreEqual(1.5, value);

            // when:
            time  = new FbxTime(100);
            value = ac.Evaluate(time);

            // then:
            Assert.AreEqual(1.5, value);

            // when:
            time  = new FbxTime(200);
            value = ac.Evaluate(time);

            // then:
            Assert.AreEqual(1.5, value);
        }
Пример #2
0
        public void AnimCurveKey_SetTangentWeights_TangentWeightsGetSet()
        {
            // given:
            var key = new AnimCurveKey();

            key.SetTangentWeightMode(AnimCurveDef.EWeightedMode.eWeightedAll);

            // require:
            Assert.AreEqual(AnimCurveDef.EWeightedMode.eWeightedAll, key.GetTangentWeightMode());
            Assert.AreEqual(AnimCurveDef.sDEFAULT_WEIGHT, key.GetDataFloat(AnimCurveDef.EDataIndex.eRightWeight));
            Assert.AreEqual(AnimCurveDef.sDEFAULT_WEIGHT, key.GetDataFloat(AnimCurveDef.EDataIndex.eNextLeftWeight));

            // when:
            key.SetTangentWeightAndAdjustTangent(AnimCurveDef.EDataIndex.eRightWeight, 0.234f);

            // then:
            Assert.AreEqual(0.234f, key.GetDataFloat(AnimCurveDef.EDataIndex.eRightWeight), 0.0001f);
            Assert.AreEqual(AnimCurveDef.sDEFAULT_WEIGHT, key.GetDataFloat(AnimCurveDef.EDataIndex.eNextLeftWeight));

            // when:
            key.SetTangentWeightAndAdjustTangent(AnimCurveDef.EDataIndex.eNextLeftWeight, 0.567f);

            // then:
            Assert.AreEqual(0.234f, key.GetDataFloat(AnimCurveDef.EDataIndex.eRightWeight), 0.0001f);
            Assert.AreEqual(0.567f, key.GetDataFloat(AnimCurveDef.EDataIndex.eNextLeftWeight), 0.0001f);
        }
Пример #3
0
        public void AnimCurve_ThreeKeyVaryInValue_EvaluationsAreCorrect()
        {
            // given:
            var          ac = new AnimCurve("");
            FbxTime      time;
            AnimCurveKey key;

            time = new FbxTime(0);
            key  = new AnimCurveKey(time, -0.23f);
            ac.KeyAdd(time, key);
            time = new FbxTime(1000);
            key  = new AnimCurveKey(time, 1.6724f);
            ac.KeyAdd(time, key);
            time = new FbxTime(2000);
            key  = new AnimCurveKey(time, 1.11645f);
            ac.KeyAdd(time, key);

            // then:
            time = new FbxTime(-200);
            Assert.AreEqual(-0.230000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(-150);
            Assert.AreEqual(-0.230000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(-100);
            Assert.AreEqual(-0.230000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(0);
            Assert.AreEqual(-0.230000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(100);
            Assert.AreEqual(-0.028697f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(200);
            Assert.AreEqual(0.189814f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(333);
            Assert.AreEqual(0.494413f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(500);
            Assert.AreEqual(0.874847f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(666);
            Assert.AreEqual(1.219098f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(900);
            Assert.AreEqual(1.581723f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1000);
            Assert.AreEqual(1.672400f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1100);
            Assert.AreEqual(1.716368f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1200);
            Assert.AreEqual(1.718544f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1333);
            Assert.AreEqual(1.669369f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1654);
            Assert.AreEqual(1.405046f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1800);
            Assert.AreEqual(1.266974f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1900);
            Assert.AreEqual(1.183107f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(2000);
            Assert.AreEqual(1.116450f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(2100);
            Assert.AreEqual(1.116450f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(2300);
            Assert.AreEqual(1.116450f, ac.Evaluate(time), 0.000001);
        }
Пример #4
0
        public void AnimCurve_ThreeKeyVaryInTime_EvaluationsAreCorrect()
        {
            // given:
            var          ac = new AnimCurve("");
            FbxTime      time;
            AnimCurveKey key;

            time = new FbxTime(-150);
            key  = new AnimCurveKey(time, 0.0f);
            ac.KeyAdd(time, key);
            time = new FbxTime(1100);
            key  = new AnimCurveKey(time, 1.0f);
            ac.KeyAdd(time, key);
            time = new FbxTime(1900);
            key  = new AnimCurveKey(time, 2.0f);
            ac.KeyAdd(time, key);

            // then:
            time = new FbxTime(-200);
            Assert.AreEqual(0.000000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(-150);
            Assert.AreEqual(0.000000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(-100);
            Assert.AreEqual(0.039663f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(0);
            Assert.AreEqual(0.117218f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(100);
            Assert.AreEqual(0.192976f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(200);
            Assert.AreEqual(0.267609f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(333);
            Assert.AreEqual(0.366290f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(500);
            Assert.AreEqual(0.491509f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(666);
            Assert.AreEqual(0.620321f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(900);
            Assert.AreEqual(0.815218f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1000);
            Assert.AreEqual(0.905136f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1100);
            Assert.AreEqual(1.000000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1200);
            Assert.AreEqual(1.103992f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1333);
            Assert.AreEqual(1.259135f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1654);
            Assert.AreEqual(1.678126f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1800);
            Assert.AreEqual(1.871999f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1900);
            Assert.AreEqual(2.000000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(2000);
            Assert.AreEqual(2.000000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(2100);
            Assert.AreEqual(2.000000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(2300);
            Assert.AreEqual(2.000000f, ac.Evaluate(time), 0.000001);
        }
Пример #5
0
        public void AnimCurve_TwoKeyVaryInTime_EvaluationsAreCorrect()
        {
            // given:
            var          ac = new AnimCurve("");
            FbxTime      time;
            AnimCurveKey key;

            time = new FbxTime(100);
            key  = new AnimCurveKey(time, 0.0f);
            ac.KeyAdd(time, key);
            time = new FbxTime(1300);
            key  = new AnimCurveKey(time, 1.0f);
            ac.KeyAdd(time, key);

            // then:
            time = new FbxTime(-200);
            Assert.AreEqual(0.0f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(-100);
            Assert.AreEqual(0.0f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(0);
            Assert.AreEqual(0.0f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(100);
            Assert.AreEqual(0.0f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(200);
            Assert.AreEqual(0.0833333f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(250);
            Assert.AreEqual(0.125f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(300);
            Assert.AreEqual(0.166667, ac.Evaluate(time), 0.000001);
            time = new FbxTime(333);
            Assert.AreEqual(0.194167f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(400);
            Assert.AreEqual(0.25f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(500);
            Assert.AreEqual(0.333333f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(600);
            Assert.AreEqual(0.416667f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(666);
            Assert.AreEqual(0.471667f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(700);
            Assert.AreEqual(0.5f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(750);
            Assert.AreEqual(0.541667, ac.Evaluate(time), 0.000001);
            time = new FbxTime(800);
            Assert.AreEqual(0.583333f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(900);
            Assert.AreEqual(0.666667f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1000);
            Assert.AreEqual(0.75f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1100);
            Assert.AreEqual(0.833333f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1200);
            Assert.AreEqual(0.916667f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1300);
            Assert.AreEqual(1.0f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1400);
            Assert.AreEqual(1.0f, ac.Evaluate(time), 0.000001);
        }
Пример #6
0
        public void AnimCurve_TwoKeyVaryInValue_EvaluationsAreCorrect()
        {
            // given:
            var          ac = new AnimCurve("");
            FbxTime      time;
            AnimCurveKey key;

            time = new FbxTime(0);
            key  = new AnimCurveKey(time, -0.1f);
            ac.KeyAdd(time, key);
            time = new FbxTime(1000);
            key  = new AnimCurveKey(time, 2.3f);
            ac.KeyAdd(time, key);

            // then:
            time = new FbxTime(-200);
            Assert.AreEqual(-0.1f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(-100);
            Assert.AreEqual(-0.1f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(0);
            Assert.AreEqual(-0.1f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(100);
            Assert.AreEqual(0.14f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(200);
            Assert.AreEqual(0.38f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(250);
            Assert.AreEqual(0.5f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(300);
            Assert.AreEqual(0.62f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(333);
            Assert.AreEqual(0.6992f, ac.Evaluate(time), 0.00000001);
            time = new FbxTime(400);
            Assert.AreEqual(0.86f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(500);
            Assert.AreEqual(1.1f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(600);
            Assert.AreEqual(1.34f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(666);
            Assert.AreEqual(1.4984f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(700);
            Assert.AreEqual(1.58f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(750);
            Assert.AreEqual(1.7, ac.Evaluate(time), 0.00001);
            time = new FbxTime(800);
            Assert.AreEqual(1.82f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(900);
            Assert.AreEqual(2.06, ac.Evaluate(time), 0.00001);
            time = new FbxTime(1000);
            Assert.AreEqual(2.3f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1100);
            Assert.AreEqual(2.3f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1200);
            Assert.AreEqual(2.3f, ac.Evaluate(time), 0.000001);
        }
Пример #7
0
        public void AnimCurve_TwoKeyBasic_EvaluationsAreCorrect()
        {
            // given:
            var          ac = new AnimCurve("");
            FbxTime      time;
            AnimCurveKey key;

            time = new FbxTime(0);
            key  = new AnimCurveKey(time, 0.0f);
            ac.KeyAdd(time, key);
            time = new FbxTime(1000);
            key  = new AnimCurveKey(time, 1.0f);
            ac.KeyAdd(time, key);

            // then:
            time = new FbxTime(-200);
            Assert.AreEqual(0.0f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(-100);
            Assert.AreEqual(0.0f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(0);
            Assert.AreEqual(0.0f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(100);
            Assert.AreEqual(0.1f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(200);
            Assert.AreEqual(0.2f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(250);
            Assert.AreEqual(0.25, ac.Evaluate(time), 0.00001);
            time = new FbxTime(300);
            Assert.AreEqual(0.3f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(333);
            Assert.AreEqual(0.333f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(400);
            Assert.AreEqual(0.4f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(500);
            Assert.AreEqual(0.5f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(600);
            Assert.AreEqual(0.6f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(666);
            Assert.AreEqual(0.666f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(700);
            Assert.AreEqual(0.7f, ac.Evaluate(time), 0.00001);
            time = new FbxTime(750);
            Assert.AreEqual(0.75f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(800);
            Assert.AreEqual(0.8f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(900);
            Assert.AreEqual(0.9f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1000);
            Assert.AreEqual(1.0f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1100);
            Assert.AreEqual(1.0f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1200);
            Assert.AreEqual(1.0f, ac.Evaluate(time), 0.000001);
        }
Пример #8
0
        public void AnimCurve_ThreeKeyBasic_EvaluationsAreCorrect()
        {
            // given:
            var          ac = new AnimCurve("");
            FbxTime      time;
            AnimCurveKey key;

            time = new FbxTime(0);
            key  = new AnimCurveKey(time, 0.0f);
            ac.KeyAdd(time, key);
            time = new FbxTime(1000);
            key  = new AnimCurveKey(time, 1.0f);
            ac.KeyAdd(time, key);
            time = new FbxTime(2000);
            key  = new AnimCurveKey(time, 2.0f);
            ac.KeyAdd(time, key);

            // then:
            time = new FbxTime(-200);
            Assert.AreEqual(0.000000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(-100);
            Assert.AreEqual(0.000000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(0);
            Assert.AreEqual(0.000000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(100);
            Assert.AreEqual(0.100000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(200);
            Assert.AreEqual(0.200000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(333);
            Assert.AreEqual(0.333000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(500);
            Assert.AreEqual(0.500000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(666);
            Assert.AreEqual(0.666000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(900);
            Assert.AreEqual(0.900000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1000);
            Assert.AreEqual(1.000000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1100);
            Assert.AreEqual(1.100000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1333);
            Assert.AreEqual(1.333000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1654);
            Assert.AreEqual(1.654000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(1900);
            Assert.AreEqual(1.900000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(2000);
            Assert.AreEqual(2.000000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(2100);
            Assert.AreEqual(2.000000f, ac.Evaluate(time), 0.000001);
            time = new FbxTime(2300);
            Assert.AreEqual(2.000000f, ac.Evaluate(time), 0.000001);
        }
Пример #9
0
        public void AnimCurveKey_Create_HasDefaultValues()
        {
            // when:
            var key = new AnimCurveKey();

            // then:
            Assert.AreEqual(0L, key.GetTime().Get());
            Assert.AreEqual(0.0, key.GetValue());
            Assert.AreEqual(AnimCurveDef.ETangentMode.eTangentAuto, key.GetTangentMode());
            Assert.AreEqual(AnimCurveDef.EInterpolationType.eInterpolationCubic, key.GetInterpolation());
            Assert.AreEqual(AnimCurveDef.EWeightedMode.eWeightedNone, key.GetTangentWeightMode());
            Assert.AreEqual(AnimCurveDef.EConstantMode.eConstantNext, key.GetConstantMode());
            Assert.AreEqual(AnimCurveDef.EVelocityMode.eVelocityNone, key.GetTangentVelocityMode());
            Assert.AreEqual(AnimCurveDef.ETangentVisibility.eTangentShowNone, key.GetTangentVisibility());
            Assert.True(!key.GetBreak());
        }
Пример #10
0
        public void AnimCurveKey_SetWeightLeftThenRight_WeightIsAll()
        {
            // given:
            var key = new AnimCurveKey();

            // require:
            Assert.AreEqual(AnimCurveDef.EWeightedMode.eWeightedNone, key.GetTangentWeightMode());

            // when:
            key.SetTangentWeightMode(AnimCurveDef.EWeightedMode.eWeightedNextLeft);

            // then:
            Assert.AreEqual(AnimCurveDef.EWeightedMode.eWeightedNextLeft, key.GetTangentWeightMode());

            // when:
            key.SetTangentWeightMode(AnimCurveDef.EWeightedMode.eWeightedRight, AnimCurveDef.EWeightedMode.eWeightedRight);

            // then:
            Assert.AreEqual(AnimCurveDef.EWeightedMode.eWeightedAll, key.GetTangentWeightMode());
        }
Пример #11
0
        public void Property_AttachCurveNode_IsAnimated()
        {
            // given:
            var node  = new Node("node");
            var acn   = new AnimCurveNode("acn");
            var x     = new AnimCurve("x");
            var scene = new Scene("scene");
            var layer = new AnimLayer("layer");
            var stack = new AnimStack("stack");

            var time = new FbxTime(0);
            var key  = new AnimCurveKey(time, 1.0f);

            x.KeyAdd(time, key);

            scene.ConnectSrcObject(node);
            scene.ConnectSrcObject(acn);
            scene.ConnectSrcObject(x);
            scene.ConnectSrcObject(layer);
            scene.ConnectSrcObject(stack);

            layer.ConnectSrcObject(acn);

            stack.ConnectSrcObject(layer);

            acn.AddChannel <double>("x", 1.0);
            acn.ConnectToChannel(x, 0U);

            // require:
            Assert.False(node.LclTranslation.IsAnimated());

            // when:
            node.LclTranslation.ConnectSrcObject(acn);

            // then:
            Assert.True(node.LclTranslation.IsAnimated());
        }
Пример #12
0
        public void Property_MultipleStacks_GetCurveNodeOnlyGetsCurvesOnTheCurrentStack()
        {
            // given:
            var node  = new Node("node");
            var scene = new Scene("scene");

            var acn1   = new AnimCurveNode("acn1");
            var ac1    = new AnimCurve("ac1");
            var layer1 = new AnimLayer("layer1");
            var stack1 = new AnimStack("stack1");

            var acn2   = new AnimCurveNode("acn2");
            var ac2    = new AnimCurve("ac2");
            var layer2 = new AnimLayer("layer2");
            var stack2 = new AnimStack("stack2");

            var time = new FbxTime(0);
            var key  = new AnimCurveKey(time, 1.0f);

            ac1.KeyAdd(time, key);

            var time2 = new FbxTime(0);
            var key2  = new AnimCurveKey(time2, 1.0f);

            ac2.KeyAdd(time2, key2);

            scene.ConnectSrcObject(node);
            scene.ConnectSrcObject(acn1);
            scene.ConnectSrcObject(ac1);
            scene.ConnectSrcObject(layer1);
            scene.ConnectSrcObject(stack1);
            scene.ConnectSrcObject(acn2);
            scene.ConnectSrcObject(ac2);
            scene.ConnectSrcObject(layer2);
            scene.ConnectSrcObject(stack2);

            acn1.AddChannel <double>("x", 1.0);
            acn1.ConnectToChannel(ac1, 0U);
            layer1.ConnectSrcObject(acn1);
            stack1.ConnectSrcObject(layer1);

            acn2.AddChannel <double>("y", -1.0);
            acn2.ConnectToChannel(ac2, 0U);
            layer2.ConnectSrcObject(acn2);
            stack2.ConnectSrcObject(layer2);

            scene.SetCurrentAnimationStack(stack1);

            node.LclTranslation.ConnectSrcObject(acn1);
            node.LclRotation.ConnectSrcObject(acn2);

            // require:
            Assert.AreSame(stack1, scene.GetCurrentAnimationStack());
            Assert.AreSame(acn1, node.LclTranslation.GetCurveNode());
            Assert.Null(node.LclRotation.GetCurveNode());

            // when:
            scene.SetCurrentAnimationStack(stack2);

            // then:
            Assert.Null(node.LclTranslation.GetCurveNode());
            Assert.AreSame(acn2, node.LclRotation.GetCurveNode());
        }
Пример #13
0
        public void AnimCurve_Evaluate()
        {
            // given:
            var ac = new AnimCurve("");

            FbxTime time;

            time = new FbxTime(100);
            var key = new AnimCurveKey(time, 1.5f);

            ac.KeyAdd(time, key);

            FbxTime time2;

            time2 = new FbxTime(10000);
            var key2 = new AnimCurveKey(time2, 2.3f);

            ac.KeyAdd(time2, key2);

            double value;

            // when:
            time  = new FbxTime(0);
            value = ac.Evaluate(time);

            // then:
            Assert.AreEqual(1.5f, value);

            // when:
            time  = new FbxTime(100);
            value = ac.Evaluate(time);

            // then:
            Assert.AreEqual(1.5f, value);

            // when:
            time  = new FbxTime(500);
            value = ac.Evaluate(time);

            // then:
            Assert.AreEqual(1.53232f, value, 0.00001f);

            // when:
            time  = new FbxTime(9000);
            value = ac.Evaluate(time);

            // then:
            Assert.AreEqual(2.21919f, value, 0.00001f);

            // when:
            time  = new FbxTime(10000);
            value = ac.Evaluate(time);

            // then:
            Assert.AreEqual(2.3f, value);

            // when:
            time  = new FbxTime(11000);
            value = ac.Evaluate(time);

            // then:
            Assert.AreEqual(2.3f, value);
        }