Add pbrt-book scene. (Thanks @yiningkarlli)

pbrt-book/book.pbrt

@@ -0,0 +1,85 @@
+Sampler "halton"
+    "integer pixelsamples" [ 2048 ]
+Film "rgb"
+    "string filename" [ "book.exr" ]
+    "integer yresolution" [ 720 ]
+    "integer xresolution" [ 1280 ]
+Scale -1 1 1
+LookAt 0 2.1088 13.574
+    0 2.1088 12.574
+    0 1 0
+#############################################
+Camera "perspective"
+    "float fov" [ 26.5 ]
+
+
+WorldBegin
+
+
+AttributeBegin
+    AreaLightSource "diffuse"
+        "rgb L" [ 41.5594 43.3127 45.066 ]
+    Translate 34.92 55.92 -15.351
+    Shape "sphere"
+        "float radius" [ 7.5 ]
+AttributeEnd
+
+AttributeBegin
+    AreaLightSource "diffuse"
+        "rgb L" [ 65.066 63.3127 61.5594 ]
+    Translate -32.892 55.92 36.293
+    Shape "sphere"
+        "float radius" [ 7.5 ]
+AttributeEnd
+
+AttributeBegin
+    Material "diffuse"
+        "rgb reflectance" [ 0.5 0.5 0.5 ]
+    Scale 0.213 0.213 0.213
+
+    AttributeBegin
+        Shape "plymesh"
+            "string filename" [ "geometry/mesh_00001.ply" ]
+    AttributeEnd
+AttributeEnd
+Texture "book_cover" "spectrum" "imagemap"
+    "string filename" [ "texture/book_pbrt.png" ]
+Texture "book_pages" "spectrum" "imagemap"
+    "string filename" [ "texture/book_pages.png" ]
+Texture "uneven_bump_raw" "float" "imagemap"
+    "string filename" [ "texture/uneven_bump.png" ]
+    "float vscale" [ 1.5 ]
+    "float uscale" [ 1.5 ]
+Texture "uneven_bump_scale" "float" "constant"
+    "float value" [ 0.0002 ]
+Texture "uneven_bump" "float" "scale"
+    "texture scale" [ "uneven_bump_scale" ]
+    "texture tex" [ "uneven_bump_raw" ]
+
+AttributeBegin
+    Material "diffuse"
+        "texture reflectance" [ "book_pages" ]
+    Translate 0 2.2 0
+    Rotate 77.3425 0.403388 -0.754838 -0.517202
+    Scale 0.5 0.5 0.5
+
+    AttributeBegin
+        Shape "plymesh"
+            "string filename" [ "geometry/mesh_00002.ply" ]
+    AttributeEnd
+AttributeEnd
+
+AttributeBegin
+    Material "coateddiffuse"
+        "texture displacement" [ "uneven_bump" ]
+        "texture reflectance" [ "book_cover" ]
+        "float roughness" [ 0.0003 ]
+    Translate 0 2.2 0
+    Rotate 77.3425 0.403388 -0.754838 -0.517202
+    Scale 0.5 0.5 0.5
+
+    AttributeBegin
+        Shape "plymesh"
+            "string filename" [ "geometry/mesh_00003.ply" ]
+    AttributeEnd
+AttributeEnd