Package javax.vecmath

Examples of javax.vecmath.Color3f.interpolate()

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        branchGroup.setCapability(BranchGroup.ALLOW_DETACH);
    }

    private void setColor(Percent efficiency) {
        Color3f leafColor = new Color3f(ColorConstants.brownYellow);
        leafColor.interpolate(ColorConstants.green, efficiency.getValue().floatValue());

        Appearance appearance = new Appearance();
        AppearanceFactory.setCullFace(appearance, PolygonAttributes.CULL_NONE);
        AppearanceFactory.setColorWithMaterial(appearance, leafColor, new Color3f(0.15f, 0.15f, 0.15f), new Color3f(
                0.05f, 0.05f, 0.05f));
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        return transformGroup;
    }

    private void setColor(BigDecimal efficiency) {
        Color3f leafColor = new Color3f(ColorConstants.brownYellow);
        leafColor.interpolate(ColorConstants.green, efficiency.floatValue());

        Appearance appearance = new Appearance();
        AppearanceFactory.setCullFace(appearance, PolygonAttributes.CULL_NONE);
        AppearanceFactory.setColorWithMaterial(appearance, leafColor, DIFFUSE_COLOR, SPECULAR_COLOR);
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        BasicTreeLeaf3D leaf3D = new BasicTreeLeaf3D(mockUniverse3D, leaf3DState, mockLeaf);
        CompilerHelper.compile(leaf3D.getBranchGroup());
        Shape3D leafShape3D = (Shape3D) ((TransformGroup) leaf3D.getBranchGroup().getChild(0)).getChild(0);

        Color3f expectedColor = new Color3f(ColorConstants.brownYellow);
        expectedColor.interpolate(ColorConstants.green, 0.8f);
        ColorTestHelper.testColorFromMaterial(leafShape3D.getAppearance(), expectedColor, new Color3f(0.05f, 0.05f,
                0.05f), new Color3f(0.15f, 0.15f, 0.15f));

        // check the leaves are not culled (transparent) when seen from behind
        assertEquals(PolygonAttributes.CULL_NONE, leafShape3D.getAppearance().getPolygonAttributes().getCullFace());
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        mockLeaf.setEfficiency(PercentHelper.getDecimalValue(75));
        leaf3D.update(mockLeaf, LeafEvent.EFFICIENCY);

        // check that the color has changed as expected
        expectedColor = new Color3f(ColorConstants.brownYellow);
        expectedColor.interpolate(ColorConstants.green, 0.75f);
        ColorTestHelper.testColorFromMaterial(leafShape3D.getAppearance(), expectedColor, new Color3f(0.05f, 0.05f,
                0.05f), new Color3f(0.15f, 0.15f, 0.15f));


        mockLeaf.setEfficiency(PercentHelper.getDecimalValue(60));
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        // 65536 does not correspond to any valid update code
        leaf3D.update(mockLeaf, 65536);

        // check that the color has NOT changed as expected, because the update code is not the appropriate one
        expectedColor = new Color3f(ColorConstants.brownYellow);
        expectedColor.interpolate(ColorConstants.green, 0.75f); // 75%, not 60%
        ColorTestHelper.testColorFromMaterial(leafShape3D.getAppearance(), expectedColor, new Color3f(0.05f, 0.05f,
                0.05f), new Color3f(0.15f, 0.15f, 0.15f));
    }

    public void testGeometry() {
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        BasicTreeLeaf3D leaf3D = new BasicTreeLeaf3D(mockUniverse3D, leaf3DState, mockLeaf);
        CompilerHelper.compile(leaf3D.getBranchGroup());
        Shape3D leafShape3D = (Shape3D) leaf3D.getBranchGroup().getChild(0);

        Color3f expectedColor = new Color3f(ColorConstants.brownYellow);
        expectedColor.interpolate(ColorConstants.green, 0.8f);
        ColorTestHelper.testColorFromMaterial(leafShape3D.getAppearance(), expectedColor, new Color3f(0.05f, 0.05f,
                0.05f), new Color3f(0.15f, 0.15f, 0.15f));

        // check the leaves are not culled (transparent) when seen from behind
        assertEquals(PolygonAttributes.CULL_NONE, leafShape3D.getAppearance().getPolygonAttributes().getCullFace());
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        mockLeaf.setEfficiency(new Percent(75));
        leaf3D.update(mockLeaf, LeafUpdateCode.efficiency);

        // check that the color has changed as expected
        expectedColor = new Color3f(ColorConstants.brownYellow);
        expectedColor.interpolate(ColorConstants.green, 0.75f);
        ColorTestHelper.testColorFromMaterial(leafShape3D.getAppearance(), expectedColor, new Color3f(0.05f, 0.05f,
                0.05f), new Color3f(0.15f, 0.15f, 0.15f));


        mockLeaf.setEfficiency(new Percent(60));
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        mockLeaf.setEfficiency(new Percent(60));
        leaf3D.update(mockLeaf, null);

        // check that the color has NOT changed as expected, because the update code is not the appropriate one
        expectedColor = new Color3f(ColorConstants.brownYellow);
        expectedColor.interpolate(ColorConstants.green, 0.75f); // 75%, not 60%
        ColorTestHelper.testColorFromMaterial(leafShape3D.getAppearance(), expectedColor, new Color3f(0.05f, 0.05f,
                0.05f), new Color3f(0.15f, 0.15f, 0.15f));
    }

    public void testGeometry() {
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        BasicTreeLeaf3D leaf3D = new BasicTreeLeaf3D(mockUniverse3D, leaf3DState, mockLeaf);
        CompilerHelper.compile(leaf3D.getNode());
        Shape3D leafShape3D = (Shape3D) leaf3D.getNode();

        Color3f expectedColor = new Color3f(ColorConstants.brownYellow);
        expectedColor.interpolate(ColorConstants.green, 0.8f);
        ColorTestHelper.testColorFromMaterial(leafShape3D.getAppearance(), expectedColor, new Color3f(0.05f, 0.05f,
                0.05f), new Color3f(0.15f, 0.15f, 0.15f));

        // check the leaves are not culled (transparent) when seen from behind
        assertEquals(PolygonAttributes.CULL_NONE, leafShape3D.getAppearance().getPolygonAttributes().getCullFace());
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        mockLeaf.setEfficiency(PercentHelper.getDecimalValue(75));
        leaf3D.update(mockLeaf, LeafUpdateMask.EFFICIENCY_MASK);

        // check that the color has changed as expected
        expectedColor = new Color3f(ColorConstants.brownYellow);
        expectedColor.interpolate(ColorConstants.green, 0.75f);
        ColorTestHelper.testColorFromMaterial(leafShape3D.getAppearance(), expectedColor, new Color3f(0.05f, 0.05f,
                0.05f), new Color3f(0.15f, 0.15f, 0.15f));


        mockLeaf.setEfficiency(PercentHelper.getDecimalValue(60));
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