add geometry caching and a rotation script

[chaz/rasterize] / Makefile

diff --git a/Makefile b/Makefile
index 0474ec9e1319692f700c1f5af503c24f5f5c92a9..024bb482ab202cc43adbc2ad0baff74d6fb4ac6d 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -3,14 +3,18 @@ PROJECT = project2
 IUSE    = CLIPPING DEPTH_TEST SMOOTH_COLOR \
                  EXTRA_INLINE NDEBUG RASTER_STATS RENDER_PROGRESS RENDER_TIMER
 
-# BACKFACE_CULLING  avoid drawing triangles that are not facing forward
+
+# BACKFACE_CULLING  prevent drawing triangles that are not facing forward
 # CLIPPING          turn on clipping (you really always want this)
 # DEPTH_TEST        enable the z buffer for depth testing
+# EXPORT_BMP        save scene as bitmap (enabled by default)
+# EXPORT_PPM        save scene as a PPM file (also enabled by default)
 # EXTRA_INLINE      allow the compiler to inline even more aggressively
 # LIGHTING          turn the lights on (experimental)
 # NDEBUG            disable assertions and other nonessential checks
-# FIND_NORMALS[=n]  pre-compute vertex normals at loading time
-#                   set to 1 for per-face normals, 2 for averaged normals
+# PRE_NORMALS[=n]   pre-compute mesh normals at scene-loading time;
+#                   set to 1 for per-face normals, 2 for averaged normals,
+#                   or 3 to also enable caching the computed normals
 # RASTER_STATS      print triangle count and optimization savings at the end
 # RENDER_PROGRESS   print progress while drawing the scene
 # RENDER_TIMER      add a timer to see how long the renderer takes