diff options
| -rw-r--r-- | src/gpu/gl/GrGpuGL.cpp | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/src/gpu/gl/GrGpuGL.cpp b/src/gpu/gl/GrGpuGL.cpp index b210433070..4c6f2fcaf1 100644 --- a/src/gpu/gl/GrGpuGL.cpp +++ b/src/gpu/gl/GrGpuGL.cpp @@ -1330,9 +1330,18 @@ void GrGpuGL::discard(GrRenderTarget* renderTarget) { } break; case GrGLCaps::kDiscard_InvalidateFBType: { - static const GrGLenum attachments[] = { GR_GL_COLOR }; - GL_CALL(DiscardFramebuffer(GR_GL_FRAMEBUFFER, SK_ARRAY_COUNT(attachments), - attachments)); + if (0 == glRT->renderFBOID()) { + // When rendering to the default framebuffer the legal values for attachments + // are GL_COLOR, GL_DEPTH, GL_STENCIL, ... rather than the various FBO attachment + // types. See glDiscardFramebuffer() spec. + static const GrGLenum attachments[] = { GR_GL_COLOR }; + GL_CALL(DiscardFramebuffer(GR_GL_FRAMEBUFFER, SK_ARRAY_COUNT(attachments), + attachments)); + } else { + static const GrGLenum attachments[] = { GR_GL_COLOR_ATTACHMENT0 }; + GL_CALL(DiscardFramebuffer(GR_GL_FRAMEBUFFER, SK_ARRAY_COUNT(attachments), + attachments)); + } break; } } |