<?xml version="1.0" ?>
<scene verion="0.5.0">
    <integrator type="path"/>
    <bsdf id="scene0489_02_wall" type="microfacet">
        <float name="uvScale" value="0.335"/>
        <texture name="albedo" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__nylon/tiled/diffuse_tiled.png"/>
        </texture>
        <rgb name="albedoScale" value="0.829 1.026 0.848"/>
        <texture name="normal" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__nylon/tiled/normal_tiled.png"/>
        </texture>
        <texture name="roughness" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__nylon/tiled/rough_tiled.png"/>
        </texture>
        <float name="roughnessScale" value="0.955"/>
    </bsdf>
    <bsdf id="scene0489_02_ceiling" type="microfacet">
        <float name="uvScale" value="0.335"/>
        <texture name="albedo" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__nylon/tiled/diffuse_tiled.png"/>
        </texture>
        <rgb name="albedoScale" value="0.829 1.140 1.010"/>
        <texture name="normal" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__nylon/tiled/normal_tiled.png"/>
        </texture>
        <texture name="roughness" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__nylon/tiled/rough_tiled.png"/>
        </texture>
        <float name="roughnessScale" value="1.127"/>
    </bsdf>
    <bsdf id="scene0489_02_floor" type="microfacet">
        <float name="uvScale" value="0.335"/>
        <texture name="albedo" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__ceramic_tiles_brazilian/tiled/diffuse_tiled.png"/>
        </texture>
        <rgb name="albedoScale" value="1.022 0.898 0.991"/>
        <texture name="normal" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__ceramic_tiles_brazilian/tiled/normal_tiled.png"/>
        </texture>
        <texture name="roughness" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__ceramic_tiles_brazilian/tiled/rough_tiled.png"/>
        </texture>
        <float name="roughnessScale" value="0.889"/>
    </bsdf>
    <shape id="scene0489_02_object" type="obj">
        <string name="filename" value="../../../../../layoutMesh/scene0489_02/uv_mapped.obj"/>
        <transform name="toWorld">
            <scale x="1.000000" y="1.000000" z="1.000000"/>
            <rotate angle="90.000000" x="-1.000000" y="0.000000" z="0.000000"/>
            <translate x="-3.849797" y="-0.991762" z="4.027223"/>
        </transform>
        <ref id="scene0489_02_wall" name="bsdf"/>
        <ref id="scene0489_02_ceiling" name="bsdf"/>
        <ref id="scene0489_02_floor" name="bsdf"/>
    </shape>
    <shape id="scene0489_02_object" type="obj">
        <string name="filename" value="../../../../../layoutMesh/scene0489_02/container.obj"/>
        <transform name="toWorld">
            <scale x="1.000000" y="1.000000" z="1.000000"/>
            <rotate angle="90.000000" x="-1.000000" y="0.000000" z="0.000000"/>
            <translate x="-3.849797" y="-0.991762" z="4.027223"/>
        </transform>
        <ref id="scene0489_02_wall" name="bsdf"/>
        <ref id="scene0489_02_ceiling" name="bsdf"/>
        <ref id="scene0489_02_floor" name="bsdf"/>
    </shape>
    <bsdf id="03001627_9368cd9028151e1e9d51a07a5989d077_part0" type="microfacet">
        <float name="uvScale" value="1.273"/>
        <texture name="albedo" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__plastic_translucent/tiled/diffuse_tiled.png"/>
        </texture>
        <rgb name="albedoScale" value="1.050 0.782 0.764"/>
        <texture name="normal" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__plastic_translucent/tiled/normal_tiled.png"/>
        </texture>
        <texture name="roughness" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__plastic_translucent/tiled/rough_tiled.png"/>
        </texture>
        <float name="roughnessScale" value="1.074"/>
    </bsdf>
    <bsdf id="03001627_9368cd9028151e1e9d51a07a5989d077_part1" type="microfacet">
        <float name="uvScale" value="1.273"/>
        <texture name="albedo" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__leather_fine/tiled/diffuse_tiled.png"/>
        </texture>
        <rgb name="albedoScale" value="0.961 0.835 1.298"/>
        <texture name="normal" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__leather_fine/tiled/normal_tiled.png"/>
        </texture>
        <texture name="roughness" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__leather_fine/tiled/rough_tiled.png"/>
        </texture>
        <float name="roughnessScale" value="0.979"/>
    </bsdf>
    <bsdf id="03001627_9368cd9028151e1e9d51a07a5989d077_part2" type="microfacet">
        <float name="uvScale" value="1.273"/>
        <texture name="albedo" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__dmls_cobalt_chrome_rough_tea_metal/tiled/diffuse_tiled.png"/>
        </texture>
        <rgb name="albedoScale" value="1.198 0.957 1.166"/>
        <texture name="normal" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__dmls_cobalt_chrome_rough_tea_metal/tiled/normal_tiled.png"/>
        </texture>
        <texture name="roughness" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__dmls_cobalt_chrome_rough_tea_metal/tiled/rough_tiled.png"/>
        </texture>
        <float name="roughnessScale" value="1.122"/>
    </bsdf>
    <shape id="03001627_9368cd9028151e1e9d51a07a5989d077_object" type="obj">
        <string name="filename" value="../../../../../uv_mapped/03001627/9368cd9028151e1e9d51a07a5989d077/alignedNew.obj"/>
        <transform name="toWorld">
            <scale x="1.201165" y="1.231776" z="1.240240"/>
            <rotate angle="54.921250" x="0.000000" y="-1.000000" z="0.000000"/>
            <translate x="0.688515" y="-0.473695" z="0.339523"/>
            <translate x="0.000000" y="-0.159004" z="0.000000"/>
        </transform>
        <ref id="03001627_9368cd9028151e1e9d51a07a5989d077_part0" name="bsdf"/>
        <ref id="03001627_9368cd9028151e1e9d51a07a5989d077_part1" name="bsdf"/>
        <ref id="03001627_9368cd9028151e1e9d51a07a5989d077_part2" name="bsdf"/>
    </shape>
    <shape id="03001627_9368cd9028151e1e9d51a07a5989d077_object" type="obj">
        <string name="filename" value="../../../../../uv_mapped/03001627/9368cd9028151e1e9d51a07a5989d077/alignedNew.obj"/>
        <transform name="toWorld">
            <scale x="1.257342" y="1.191382" z="1.411722"/>
            <rotate angle="113.038518" x="0.000000" y="1.000000" z="0.000000"/>
            <translate x="0.675811" y="-0.500989" z="-1.188121"/>
            <translate x="0.000000" y="-0.143485" z="0.000000"/>
        </transform>
        <ref id="03001627_9368cd9028151e1e9d51a07a5989d077_part0" name="bsdf"/>
        <ref id="03001627_9368cd9028151e1e9d51a07a5989d077_part1" name="bsdf"/>
        <ref id="03001627_9368cd9028151e1e9d51a07a5989d077_part2" name="bsdf"/>
    </shape>
    <bsdf id="04379243_1d447e3b068b924ad91787f0eb159c8c_part0" type="microfacet">
        <float name="uvScale" value="1.236"/>
        <texture name="albedo" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__wood_olive/tiled/diffuse_tiled.png"/>
        </texture>
        <rgb name="albedoScale" value="0.850 0.912 0.953"/>
        <texture name="normal" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__wood_olive/tiled/normal_tiled.png"/>
        </texture>
        <texture name="roughness" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__wood_olive/tiled/rough_tiled.png"/>
        </texture>
        <float name="roughnessScale" value="1.127"/>
    </bsdf>
    <shape id="04379243_1d447e3b068b924ad91787f0eb159c8c_object" type="obj">
        <string name="filename" value="../../../../../uv_mapped/04379243/1d447e3b068b924ad91787f0eb159c8c/alignedNew.obj"/>
        <transform name="toWorld">
            <scale x="2.722317" y="2.495887" z="2.528230"/>
            <rotate angle="56.495032" x="0.000000" y="1.000000" z="0.000000"/>
            <translate x="1.677332" y="-0.248076" z="-0.024762"/>
            <translate x="0.000000" y="-0.163393" z="0.000000"/>
        </transform>
        <ref id="04379243_1d447e3b068b924ad91787f0eb159c8c_part0" name="bsdf"/>
    </shape>
    <bsdf id="03211117_6fcbee5937d1cf28e5dbcc9343304f4a_part0" type="microfacet">
        <float name="uvScale" value="1.285"/>
        <texture name="albedo" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__sls_stainless_steel/tiled/diffuse_tiled.png"/>
        </texture>
        <rgb name="albedoScale" value="1.272 0.885 0.948"/>
        <texture name="normal" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__sls_stainless_steel/tiled/normal_tiled.png"/>
        </texture>
        <texture name="roughness" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__sls_stainless_steel/tiled/rough_tiled.png"/>
        </texture>
        <float name="roughnessScale" value="0.818"/>
    </bsdf>
    <bsdf id="03211117_6fcbee5937d1cf28e5dbcc9343304f4a_part1" type="microfacet">
        <float name="uvScale" value="1.285"/>
        <texture name="albedo" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__sls_titanium_shiny_light_slices/tiled/diffuse_tiled.png"/>
        </texture>
        <rgb name="albedoScale" value="0.802 1.270 1.273"/>
        <texture name="normal" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__sls_titanium_shiny_light_slices/tiled/normal_tiled.png"/>
        </texture>
        <texture name="roughness" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__sls_titanium_shiny_light_slices/tiled/rough_tiled.png"/>
        </texture>
        <float name="roughnessScale" value="1.090"/>
    </bsdf>
    <shape id="03211117_6fcbee5937d1cf28e5dbcc9343304f4a_object" type="obj">
        <string name="filename" value="../../../../../uv_mapped/03211117/6fcbee5937d1cf28e5dbcc9343304f4a/alignedNew.obj"/>
        <transform name="toWorld">
            <scale x="0.635916" y="0.623147" z="0.634044"/>
            <rotate angle="61.800691" x="0.000000" y="1.000000" z="0.000000"/>
            <translate x="2.066997" y="0.125206" z="-0.242780"/>
            <translate x="0.000000" y="-0.145898" z="0.000000"/>
        </transform>
        <ref id="03211117_6fcbee5937d1cf28e5dbcc9343304f4a_part0" name="bsdf"/>
        <ref id="03211117_6fcbee5937d1cf28e5dbcc9343304f4a_part1" name="bsdf"/>
    </shape>
    <shape id="03211117_6fcbee5937d1cf28e5dbcc9343304f4a_object" type="obj">
        <string name="filename" value="../../../../../uv_mapped/03211117/6fcbee5937d1cf28e5dbcc9343304f4a/alignedNew.obj"/>
        <transform name="toWorld">
            <scale x="0.718884" y="0.672866" z="0.184946"/>
            <rotate angle="59.762212" x="0.000000" y="1.000000" z="0.000000"/>
            <translate x="1.416044" y="0.168426" z="0.760274"/>
            <translate x="0.000000" y="-0.173054" z="0.000000"/>
        </transform>
        <ref id="03211117_6fcbee5937d1cf28e5dbcc9343304f4a_part0" name="bsdf"/>
        <ref id="03211117_6fcbee5937d1cf28e5dbcc9343304f4a_part1" name="bsdf"/>
    </shape>
    <bsdf id="03001627_b58b8a4646d14b7c202339ec5396045d_part0" type="microfacet">
        <float name="uvScale" value="1.151"/>
        <texture name="albedo" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__wood_european_ash_grey/tiled/diffuse_tiled.png"/>
        </texture>
        <rgb name="albedoScale" value="0.807 0.921 0.923"/>
        <texture name="normal" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__wood_european_ash_grey/tiled/normal_tiled.png"/>
        </texture>
        <texture name="roughness" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__wood_european_ash_grey/tiled/rough_tiled.png"/>
        </texture>
        <float name="roughnessScale" value="1.050"/>
    </bsdf>
    <shape id="03001627_b58b8a4646d14b7c202339ec5396045d_object" type="obj">
        <string name="filename" value="../../../../../uv_mapped/03001627/b58b8a4646d14b7c202339ec5396045d/alignedNew.obj"/>
        <transform name="toWorld">
            <scale x="2.108483" y="2.153200" z="1.917431"/>
            <rotate angle="126.488734" x="0.000000" y="-1.000000" z="0.000000"/>
            <translate x="-0.328933" y="-0.165561" z="-1.381612"/>
            <translate x="0.000000" y="-0.050833" z="0.000000"/>
        </transform>
        <ref id="03001627_b58b8a4646d14b7c202339ec5396045d_part0" name="bsdf"/>
    </shape>
    <bsdf id="02747177_85d8a1ad55fa646878725384d6baf445_part0" type="microfacet">
        <rgb name="albedo" value="0.100 0.100 0.100"/>
        <rgb name="albedoScale" value="1.257 0.995 0.747"/>
        <float name="roughness" value="0.700"/>
        <float name="roughnessScale" value="1.088"/>
    </bsdf>
    <shape id="02747177_85d8a1ad55fa646878725384d6baf445_object" type="obj">
        <string name="filename" value="../../../../../uv_mapped/02747177/85d8a1ad55fa646878725384d6baf445/alignedNew.obj"/>
        <transform name="toWorld">
            <scale x="0.554125" y="0.550900" z="0.549843"/>
            <rotate angle="147.775809" x="0.000000" y="1.000000" z="0.000000"/>
            <translate x="1.176720" y="-0.660556" z="-1.400888"/>
            <translate x="0.000000" y="-0.089416" z="0.000000"/>
        </transform>
        <ref id="02747177_85d8a1ad55fa646878725384d6baf445_part0" name="bsdf"/>
    </shape>
    <shape id="03001627_9368cd9028151e1e9d51a07a5989d077_object" type="obj">
        <string name="filename" value="../../../../../uv_mapped/03001627/9368cd9028151e1e9d51a07a5989d077/alignedNew.obj"/>
        <transform name="toWorld">
            <scale x="1.292872" y="1.193257" z="1.246126"/>
            <rotate angle="93.333874" x="0.000000" y="-1.000000" z="0.000000"/>
            <translate x="1.424231" y="-0.558536" z="-0.706678"/>
            <translate x="0.000000" y="-0.085392" z="0.000000"/>
        </transform>
        <ref id="03001627_9368cd9028151e1e9d51a07a5989d077_part0" name="bsdf"/>
        <ref id="03001627_9368cd9028151e1e9d51a07a5989d077_part1" name="bsdf"/>
        <ref id="03001627_9368cd9028151e1e9d51a07a5989d077_part2" name="bsdf"/>
    </shape>
    <bsdf id="door_5a3560a91561ffc56f57c76dc36dd527_part0" type="microfacet">
        <float name="uvScale" value="1.157"/>
        <texture name="albedo" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__steel_oxydized_bright/tiled/diffuse_tiled.png"/>
        </texture>
        <rgb name="albedoScale" value="0.826 1.294 0.738"/>
        <texture name="normal" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__steel_oxydized_bright/tiled/normal_tiled.png"/>
        </texture>
        <texture name="roughness" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__steel_oxydized_bright/tiled/rough_tiled.png"/>
        </texture>
        <float name="roughnessScale" value="1.124"/>
    </bsdf>
    <bsdf id="door_5a3560a91561ffc56f57c76dc36dd527_part1" type="microfacet">
        <float name="uvScale" value="1.157"/>
        <texture name="albedo" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__scrapped_paint/tiled/diffuse_tiled.png"/>
        </texture>
        <rgb name="albedoScale" value="0.921 1.290 1.095"/>
        <texture name="normal" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__scrapped_paint/tiled/normal_tiled.png"/>
        </texture>
        <texture name="roughness" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__scrapped_paint/tiled/rough_tiled.png"/>
        </texture>
        <float name="roughnessScale" value="1.005"/>
    </bsdf>
    <bsdf id="window_2_part0" type="microfacet">
        <float name="uvScale" value="0.933"/>
        <texture name="albedo" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__aluminium_hairline_brushed/tiled/diffuse_tiled.png"/>
        </texture>
        <rgb name="albedoScale" value="1.147 0.948 0.946"/>
        <texture name="normal" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__aluminium_hairline_brushed/tiled/normal_tiled.png"/>
        </texture>
        <texture name="roughness" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__aluminium_hairline_brushed/tiled/rough_tiled.png"/>
        </texture>
        <float name="roughnessScale" value="1.151"/>
    </bsdf>
    <bsdf id="curtain_4_part0" type="microfacet">
        <float name="uvScale" value="0.754"/>
        <texture name="albedo" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__wool_woven_green/tiled/diffuse_tiled.png"/>
        </texture>
        <rgb name="albedoScale" value="1.087 1.025 0.846"/>
        <texture name="normal" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__wool_woven_green/tiled/normal_tiled.png"/>
        </texture>
        <texture name="roughness" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__wool_woven_green/tiled/rough_tiled.png"/>
        </texture>
        <float name="roughnessScale" value="1.069"/>
    </bsdf>
    <bsdf id="curtain_4_part1" type="microfacet">
        <float name="uvScale" value="0.754"/>
        <texture name="albedo" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__dmls_cobalt_chrome_rough_tea_metal/tiled/diffuse_tiled.png"/>
        </texture>
        <rgb name="albedoScale" value="1.292 0.988 1.189"/>
        <texture name="normal" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__dmls_cobalt_chrome_rough_tea_metal/tiled/normal_tiled.png"/>
        </texture>
        <texture name="roughness" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__dmls_cobalt_chrome_rough_tea_metal/tiled/rough_tiled.png"/>
        </texture>
        <float name="roughnessScale" value="1.093"/>
    </bsdf>
    <bsdf id="ceiling_lamp_15650_part1" type="microfacet">
        <float name="uvScale" value="1.129"/>
        <texture name="albedo" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__aluminium_brushed_finish_bronze_brushed/tiled/diffuse_tiled.png"/>
        </texture>
        <rgb name="albedoScale" value="1.095 1.164 1.115"/>
        <texture name="normal" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__aluminium_brushed_finish_bronze_brushed/tiled/normal_tiled.png"/>
        </texture>
        <texture name="roughness" type="bitmap">
            <string name="filename" value="../../../../../BRDFOriginDataset/Material__aluminium_brushed_finish_bronze_brushed/tiled/rough_tiled.png"/>
        </texture>
        <float name="roughnessScale" value="1.053"/>
    </bsdf>
    <shape id="ceiling_lamp_15650_object" type="obj">
        <string name="filename" value="../../../../../uv_mapped/ceiling_lamp/15650/aligned_shape.obj"/>
        <transform name="toWorld">
            <scale x="1.096491" y="0.500000" z="1.096491"/>
            <rotate angle="90.000000" x="1.000000" y="0.000000" z="0.000000"/>
            <translate x="1.845697" y="3.045101" z="2.496500"/>
            <scale x="1.000000" y="1.000000" z="1.000000"/>
            <rotate angle="90.000000" x="-1.000000" y="0.000000" z="0.000000"/>
            <translate x="-3.849797" y="-0.991762" z="4.027223"/>
        </transform>
        <ref id="ceiling_lamp_15650_part1" name="bsdf"/>
    </shape>
    <shape id="ceiling_lamp_15650_object" type="obj">
        <string name="filename" value="../../../../../uv_mapped/ceiling_lamp/15650/aligned_light.obj"/>
        <emitter type="area">
            <rgb value="613.224 628.211 758.884"/>
        </emitter>
        <transform name="toWorld">
            <scale x="1.096491" y="0.500000" z="1.096491"/>
            <rotate angle="90.000000" x="1.000000" y="0.000000" z="0.000000"/>
            <translate x="1.845697" y="3.045101" z="2.496500"/>
            <scale x="1.000000" y="1.000000" z="1.000000"/>
            <rotate angle="90.000000" x="-1.000000" y="0.000000" z="0.000000"/>
            <translate x="-3.849797" y="-0.991762" z="4.027223"/>
        </transform>
    </shape>
    <shape id="window_2_object" type="obj">
        <string name="filename" value="../../../../../uv_mapped/window/2/alignedNew.obj"/>
        <transform name="toWorld">
            <scale x="1.017060" y="0.821825" z="1.492434"/>
            <rotate angle="94.505321" x="0.924304" y="-0.269872" z="-0.269872"/>
            <translate x="5.430092" y="6.367879" z="0.277203"/>
            <scale x="1.000000" y="1.000000" z="1.000000"/>
            <rotate angle="90.000000" x="-1.000000" y="0.000000" z="0.000000"/>
            <translate x="-3.849797" y="-0.991762" z="4.027223"/>
        </transform>
        <ref id="window_2_part0" name="bsdf"/>
    </shape>
    <sensor type="perspective">
        <float name="fov" value="57.9516"/>
        <string name="fovAxis" value="x"/>
        <film type="hdrfilm">
            <integer name="width" value="640"/>
            <integer name="height" value="480"/>
        </film>
        <sampler type="adaptive">
            <integer name="sampleCount" value="1024"/>
        </sampler>
    </sensor>
    <emitter type="envmap">
        <string name="filename" value="../../../../../EnvDataset/1570L.hdr"/>
        <float name="scale" value="0.00000001"/>
    </emitter>
</scene>