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| author |  Brian Salomon <bsalomon@google.com> | 2017-11-30 11:30:48 -0500 |
|---|---|---|
| committer |  Skia Commit-Bot <skia-commit-bot@chromium.org> | 2017-12-01 20:25:39 +0000 |
| commit | bbf05759dedafcc924fe2247f2cbdd30688a3bfe (patch) | |
| tree | ee238fc8b75f0c1f0f67455d4c5c483ca0adfd82 /src/gpu/gl/GrGLCaps.cpp | |
| parent | 096074af2c6fcbf622f0a42b2f7c56d0c66fbd80 (diff) | |
Reland "Set multitexturing threshold for NVIDIA"
This is a reland of b4ec10431818200a41a082cfe2e82fe58a9b1ecc
Original change's description:
> Set multitexturing threshold for NVIDIA
>
> Change-Id: Ie992b34b8fdd3bf569241cce7c851880258f05df
> Reviewed-on: https://skia-review.googlesource.com/78261
> Commit-Queue: Brian Salomon <bsalomon@google.com>
> Reviewed-by: Robert Phillips <robertphillips@google.com>
Change-Id: I13254698530e6f7b13f632a4a7b034ea6aef130f
Reviewed-on: https://skia-review.googlesource.com/79262
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
Diffstat (limited to 'src/gpu/gl/GrGLCaps.cpp')
| -rw-r--r-- | src/gpu/gl/GrGLCaps.cpp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/gpu/gl/GrGLCaps.cpp b/src/gpu/gl/GrGLCaps.cpp index a2bb363648..134692d7ac 100644 --- a/src/gpu/gl/GrGLCaps.cpp +++ b/src/gpu/gl/GrGLCaps.cpp @@ -358,6 +358,17 @@ void GrGLCaps::init(const GrContextOptions& contextOptions, GR_GL_GetIntegerv(gli, GR_GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS, &maxSamplers); shaderCaps->fMaxCombinedSamplers = SkTMin<GrGLint>(kMaxSaneSamplers, maxSamplers); + // This is all *very* approximate. + switch (ctxInfo.vendor()) { + case kNVIDIA_GrGLVendor: + // We've seen a range from 100 x 100 (TegraK1, GTX660) up to 300 x 300 (GTX 1070) + // but it doesn't clearly align with Pascal vs Maxwell vs Kepler. + fShaderCaps->fDisableImageMultitexturingDstRectAreaThreshold = 150 * 150; + break; + default: + break; + } + // SGX and Mali GPUs that are based on a tiled-deferred architecture that have trouble with // frequently changing VBOs. We've measured a performance increase using non-VBO vertex // data for dynamic content on these GPUs. Perhaps we should read the renderer string and |