Module: Mesa Branch: master Commit: 615baedc778039a2dcd08bbc1b3006c9e5a111dc URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=615baedc778039a2dcd08bbc1b3006c9e5a111dc
Author: Marek Olšák <[email protected]> Date: Sun Feb 26 18:48:42 2012 +0100 gallium/util: set correct usage flags in u_default_transfer_inline_write The DISCARD flags should improve performance in drivers which handle them. --- src/gallium/auxiliary/util/u_transfer.c | 12 ++++++++++++ 1 files changed, 12 insertions(+), 0 deletions(-) diff --git a/src/gallium/auxiliary/util/u_transfer.c b/src/gallium/auxiliary/util/u_transfer.c index 7e72a59..1fa8d94 100644 --- a/src/gallium/auxiliary/util/u_transfer.c +++ b/src/gallium/auxiliary/util/u_transfer.c @@ -21,6 +21,18 @@ void u_default_transfer_inline_write( struct pipe_context *pipe, const uint8_t *src_data = data; unsigned i; + assert(!(usage & PIPE_TRANSFER_READ)); + + /* the write flag is implicit by the nature of transfer_inline_write */ + usage |= PIPE_TRANSFER_WRITE; + + /* transfer_inline_write implicitly discards the rewritten buffer range */ + if (box->x == 0 && box->width == resource->width0) { + usage |= PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE; + } else { + usage |= PIPE_TRANSFER_DISCARD_RANGE; + } + transfer = pipe->get_transfer(pipe, resource, level, _______________________________________________ mesa-commit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-commit
