[vtk-developers] GL_COMPILE versus GL_COMPILE_AND_EXECUTE

[anast.jm at pg.com]

FYI,

now that my build is working again I tried sphere-bench2.4 before and after
Ken's changes to the opengl rendering. For my WildcatII 5110 card, I see no
speed ups at all, even going back to a June build. I was really hoping to see
double performance (-:

Best results, summary :
  - intel running Windows NT 4.0
  - VTK 4.0.0 (rev: 1.990, 2001/09/18 08:09:49) Release build
  - Win32OpenGL
  - Visual is 1600x1024, truecolor/truecolor/32
  - Tcl/Tk 8.2.3
  - window was 400 x 400
   1) 256x256 : 4995.4 kpolys/s : []
   2) 256x256 : 4995.4 kpolys/s : [transparency]
   3) 256x256 : 4989.0 kpolys/s : [stripper]
   4) 256x256 : 4895.2 kpolys/s : [small_sphere]
   5) 256x256 : 4895.2 kpolys/s : [texture]
   6) 256x256 : 4895.2 kpolys/s : [texture, transparency]
   7) 256x256 : 3284.0 kpolys/s : [wireframe]

------- DONE (in 11 sec.) -------

Best results, summary :
  - intel running Windows NT 4.0
  - VTK 4.0.0 (rev: 1.1041, 2001/11/01 09:14:57) Release build
  - Win32OpenGL
  - Visual is 1600x1024, truecolor/truecolor/32
  - Tcl/Tk 8.2.3
  - window was 400 x 400
   1) 256x256 : 4995.4 kpolys/s : [stripper]
   2) 256x256 : 4995.4 kpolys/s : []
   3) 256x256 : 4995.4 kpolys/s : [transparency]
   4) 256x256 : 4995.4 kpolys/s : [texture, transparency]
   5) 256x256 : 4989.0 kpolys/s : [small_sphere]
   6) 256x256 : 4895.2 kpolys/s : [texture]
   7) 256x256 : 3284.0 kpolys/s : [wireframe]

------- DONE (in 11 sec.) -------

...john