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<?xml version="1.0" encoding="utf-8" ?>
<scenedata>
    <material>
        <name>Cu</name>
        <phong>
            <texture>
                <path>PACKED_0_Spec.png</path>
                <a>0</a>
                <b>1328</b>
                <c>1</c>
                <uv_set>default</uv_set>
                <exponent>2.2</exponent>
                <tex_coord_generation>
                    <uv />
                </tex_coord_generation>
            </texture>
            <diffuse_albedo>
                <constant>
                    <rgb>
                        <rgb>0.8 0.8 0.8</rgb>
                        <gamma>2.2</gamma>
                    </rgb>
                </constant>
            </diffuse_albedo>
            <exponent>
                <texture>
                    <texture_index>0</texture_index>
                </texture>
            </exponent>
            <layer>0</layer>
            <fresnel_scale>1</fresnel_scale>
            <ior>1.3572</ior>
            <nk_data>nkdata/cu.nk</nk_data>
        </phong>
    </material>
    <material>
        <name>Diffuse</name>
        <phong>
            <texture>
                <path>PACKED_1_Copper-D.png</path>
                <a>0</a>
                <b>1</b>
                <c>0</c>
                <uv_set>default</uv_set>
                <exponent>2</exponent>
                <tex_coord_generation>
                    <uv />
                </tex_coord_generation>
            </texture>
            <texture>
                <path>PACKED_2_Copper-S.png</path>
                <a>0</a>
                <b>10000</b>
                <c>1</c>
                <uv_set>default</uv_set>
                <exponent>2.2</exponent>
                <tex_coord_generation>
                    <uv />
                </tex_coord_generation>
            </texture>
            <texture>
                <path>PACKED_2_Copper-S.png</path>
                <a>0</a>
                <b>0.0059996</b>
                <c>0</c>
                <uv_set>default</uv_set>
                <exponent>1</exponent>
                <tex_coord_generation>
                    <uv />
                </tex_coord_generation>
            </texture>
            <diffuse_albedo>
                <texture>
                    <texture_index>0</texture_index>
                </texture>
            </diffuse_albedo>
            <exponent>
                <texture>
                    <texture_index>1</texture_index>
                </texture>
            </exponent>
            <bump>
                <texture>
                    <texture_index>2</texture_index>
                </texture>
            </bump>
            <layer>0</layer>
            <fresnel_scale>1</fresnel_scale>
            <ior>2.4612</ior>
            <nk_data />
        </phong>
    </material>
    <material>
        <name>Copper</name>
        <blend>
            <texture>
                <path>PACKED_3_Copper-A.png</path>
                <a>0</a>
                <b>1</b>
                <c>0</c>
                <uv_set>default</uv_set>
                <exponent>2.2</exponent>
                <tex_coord_generation>
                    <uv />
                </tex_coord_generation>
            </texture>
            <a_name>Cu</a_name>
            <b_name>Diffuse</b_name>
            <blend>
                <texture>
                    <texture_index>0</texture_index>
                </texture>
            </blend>
            <step_blend>false</step_blend>
        </blend>
    </material>
</scenedata>

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