diff options
| author |  Brian Salomon <bsalomon@google.com> | 2018-03-07 09:01:05 -0500 |
|---|---|---|
| committer |  Skia Commit-Bot <skia-commit-bot@chromium.org> | 2018-03-07 14:30:10 +0000 |
| commit | 25d07fc354f9150f6d2292be27554db4fc454ad6 (patch) | |
| tree | 48abeba3dff608e8c73d462e031c124dac905306 /src | |
| parent | 461ef7af88cc966007c464130a971ec86c803f1d (diff) | |
Prefer kMixedSamples MSFBOType to multisampled-render-to-texture variants
Bug: skia:7667
Change-Id: Ib5eef15ed1a2da5caf9d8be188b28341ab4d514b
Reviewed-on: https://skia-review.googlesource.com/112720
Reviewed-by: Kimmo Kinnunen FI <kkinnunen@nvidia.com>
Reviewed-by: Chris Dalton <csmartdalton@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/gpu/gl/GrGLCaps.cpp | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/gpu/gl/GrGLCaps.cpp b/src/gpu/gl/GrGLCaps.cpp index 8e5806f851..957811e70f 100644 --- a/src/gpu/gl/GrGLCaps.cpp +++ b/src/gpu/gl/GrGLCaps.cpp @@ -941,14 +941,15 @@ void GrGLCaps::initFSAASupport(const GrContextOptions& contextOptions, const GrG // it is part of the spec. Thus alpha8 will not be renderable for those devices. fAlpha8IsRenderable = true; } - // We prefer the EXT/IMG extension over ES3 MSAA because we've observed - // ES3 driver bugs on at least one device with a tiled GPU (N10). - if (ctxInfo.hasExtension("GL_EXT_multisampled_render_to_texture")) { + // We prefer multisampled-render-to-texture extensions over ES3 MSAA because we've observed + // ES3 driver bugs on at least one device with a tiled GPU (N10). However, if we're using + // mixed samples we can't use multisampled-render-to-texture. + if (fUsesMixedSamples) { + fMSFBOType = kMixedSamples_MSFBOType; + } else if (ctxInfo.hasExtension("GL_EXT_multisampled_render_to_texture")) { fMSFBOType = kES_EXT_MsToTexture_MSFBOType; } else if (ctxInfo.hasExtension("GL_IMG_multisampled_render_to_texture")) { fMSFBOType = kES_IMG_MsToTexture_MSFBOType; - } else if (fUsesMixedSamples) { - fMSFBOType = kMixedSamples_MSFBOType; } else if (ctxInfo.version() >= GR_GL_VER(3,0)) { fMSFBOType = kStandard_MSFBOType; } else if (ctxInfo.hasExtension("GL_CHROMIUM_framebuffer_multisample")) { |