diff options
Diffstat (limited to 'src/mesa/main/context.c')
| -rw-r--r-- | src/mesa/main/context.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c index c30031eced9..574c0fb7cec 100644 --- a/src/mesa/main/context.c +++ b/src/mesa/main/context.c @@ -1667,6 +1667,16 @@ _mesa_make_current( struct gl_context *newCtx, } if (!newCtx->ReadBuffer || _mesa_is_winsys_fbo(newCtx->ReadBuffer)) { _mesa_reference_framebuffer(&newCtx->ReadBuffer, readBuffer); + /* In _mesa_initialize_window_framebuffer, for single-buffered + * visuals, the ColorReadBuffer is set to be GL_FRONT, even with + * GLES contexts. When calling read_buffer, we verify we are reading + * from GL_BACK in is_legal_es3_readbuffer_enum. But the default is + * incorrect, and certain dEQP tests check this. So fix it here. + */ + if (_mesa_is_gles(newCtx) && + !newCtx->ReadBuffer->Visual.doubleBufferMode) + if (newCtx->ReadBuffer->ColorReadBuffer == GL_FRONT) + newCtx->ReadBuffer->ColorReadBuffer = GL_BACK; } /* XXX only set this flag if we're really changing the draw/read |