diff --git a/src/mesa/drivers/common/meta_tex_subimage.c b/src/mesa/drivers/common/meta_tex_subimage.c index d2474f52718..90d78e55fa8 100644 --- a/src/mesa/drivers/common/meta_tex_subimage.c +++ b/src/mesa/drivers/common/meta_tex_subimage.c @@ -273,12 +273,17 @@ _mesa_meta_pbo_GetTexSubImage(struct gl_context *ctx, GLuint dims, format == GL_COLOR_INDEX) return false; - if (ctx->_ImageTransferState) - return false; - - + /* Don't use meta path for readpixels in below conditions. */ if (!tex_image) { rb = ctx->ReadBuffer->_ColorReadBuffer; + + /* _mesa_get_readpixels_transfer_ops() includes the cases of read + * color clamping along with the ctx->_ImageTransferState. + */ + if (_mesa_get_readpixels_transfer_ops(ctx, rb->Format, format, + type, GL_FALSE)) + return false; + if (_mesa_need_rgb_to_luminance_conversion(rb->Format, format)) return false; }