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| author |  bsalomon <bsalomon@google.com> | 2015-06-26 11:38:25 -0700 |
|---|---|---|
| committer |  Commit bot <commit-bot@chromium.org> | 2015-06-26 11:38:25 -0700 |
| commit | bc233750163ffd48308a687dedea4464e55c0fa9 (patch) | |
| tree | 85db053e12c9b0941310c814a182a2fc4b45f761 /src/gpu/gl/GrGLCaps.cpp | |
| parent | 05a2ac2872a8d7c5437bcce1b0828e20b4bb0eb4 (diff) | |
Turn off buffer mapping in Chromium
BUG=chromium:496224
Review URL: https://codereview.chromium.org/1211363006
Diffstat (limited to 'src/gpu/gl/GrGLCaps.cpp')
| -rw-r--r-- | src/gpu/gl/GrGLCaps.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/gpu/gl/GrGLCaps.cpp b/src/gpu/gl/GrGLCaps.cpp index 22fd053c1d..69580ec3d2 100644 --- a/src/gpu/gl/GrGLCaps.cpp +++ b/src/gpu/gl/GrGLCaps.cpp @@ -377,7 +377,14 @@ void GrGLCaps::init(const GrContextOptions& contextOptions, // On many GPUs, map memory is very expensive, so we effectively disable it here by setting the // threshold to the maximum unless the client gives us a hint that map memory is cheap. if (fGeometryBufferMapThreshold < 0) { + // We think mapping on Chromium will be cheaper once we know ahead of time how much space + // we will use for all GrBatchs. Right now we might wind up mapping a large buffer and using + // a small subset. +#if 0 fGeometryBufferMapThreshold = kChromium_GrGLDriver == ctxInfo.driver() ? 0 : SK_MaxS32; +#else + fGeometryBufferMapThreshold = SK_MaxS32; +#endif } if (kGL_GrGLStandard == standard) { |