pbrt version 1.030 of Dec  9 2008 at 18:24:21
Copyright (c)1998-2007 Matt Pharr and Greg Humphreys.
The source code to pbrt (but *not* the contents of the book) is
covered by the GNU General Public License.  See the file COPYING.txt
for the conditions of the license.

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Rendering: [+++++++++++++++++++++++++++++++++++++++++++++++++]  (1614.4s)       
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Statistics:
Camera
    Camera Rays Traced                                      1.016M
Fixed-Stepsize Fehlberg Single Scattering Volume Integrator
    Failed Steps                                            3.098M
    Negative Luminance                                      250.2k
    Steps                                                   4.294M
    Time Spent (seconds)                                    903
    Total t                                                 297.2k
Geometry
    Total shapes created                                    7
    Triangle Ray Intersections                              1.391M:2.987M (46.58%)
    Triangles created                                       4
Kd-Tree Accelerator
    Avg. number of primitives in leaf nodes                 7:3 (2.33x)
    Interior kd-tree nodes made                             2
    Leaf kd-tree nodes made                                 3
    Maximum number of primitives in leaf node               4
Lights
    Number of shadow rays traced                            31.532M
Shading
    Number of points shaded                                 1.016M