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swrast: initial multi-threaded span rendering

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Optional parallel rendering of spans using OpenMP.
Initial implementation for aa triangles. A new option for scons is
also provided to activate the openmp support (off by default).

Signed-off-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Andreas Fänger
2011-08-10 08:07:29 +00:00
committed by Brian Paul
parent fa351bd2e0
commit e411cd7b0a
6 changed files with 91 additions and 36 deletions
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1
common.py
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@@ -88,6 +88,7 @@ def AddOptions(opts):
opts.Add('toolchain', 'compiler toolchain', default_toolchain)
opts.Add(BoolOption('gles', 'EXPERIMENTAL: enable OpenGL ES support', 'no'))
opts.Add(BoolOption('llvm', 'use LLVM', default_llvm))
opts.Add(BoolOption('openmp', 'EXPERIMENTAL: compile with openmp (swrast)', 'no'))
opts.Add(BoolOption('debug', 'DEPRECATED: debug build', 'yes'))
opts.Add(BoolOption('profile', 'DEPRECATED: profile build', 'no'))
opts.Add(BoolOption('quiet', 'DEPRECATED: profile build', 'yes'))