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| author | Paul Lemire <paul.lemire@kdab.com> | 2019-04-02 15:08:50 +0200 |
|---|---|---|
| committer | Paul Lemire <paul.lemire@kdab.com> | 2019-04-02 15:25:12 +0200 |
| commit | f3259300bde381b10cb737735fe19b039c969782 (patch) | |
| tree | 43c70cfe34cbf08947752653e98ccb777c1c9521 /src/render/renderers/opengl/renderer/renderviewbuilder.cpp | |
| parent | 6f7ac29268df048b5f23ad26c47efcbfdfdb3585 (diff) | |
| parent | 59d26d3e9411150c7ed0fb0cf68d48988c8dbf59 (diff) | |
Merge branch '5.12' into 5.13
Change-Id: If17511da64dd666a536408aa3cb3178ef6db0403
Diffstat (limited to 'src/render/renderers/opengl/renderer/renderviewbuilder.cpp')
| -rw-r--r-- | src/render/renderers/opengl/renderer/renderviewbuilder.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/render/renderers/opengl/renderer/renderviewbuilder.cpp b/src/render/renderers/opengl/renderer/renderviewbuilder.cpp index c256337db..d3d2d2dc4 100644 --- a/src/render/renderers/opengl/renderer/renderviewbuilder.cpp +++ b/src/render/renderers/opengl/renderer/renderviewbuilder.cpp @@ -47,7 +47,10 @@ namespace Qt3DRender { namespace Render { -const int RenderViewBuilder::m_optimalParallelJobCount = std::max(QThread::idealThreadCount(), 2); +// In some cases having less jobs is better (especially on fast cpus where +// splitting just adds more overhead). Ideally, we should try to set the value +// depending on the platform/CPU/nbr of cores +const int RenderViewBuilder::m_optimalParallelJobCount = std::max(std::min(4, QThread::idealThreadCount()), 2); namespace { |