From 4c6053dc519aecd93c12c383b4cdc0c159b3d9b3 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Mon, 10 Dec 2012 12:29:08 -0700 Subject: util: add util_copy_constant_buffer() helper function Reviewed-by: Jose Fonseca --- src/gallium/auxiliary/util/u_inlines.h | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'src/gallium') diff --git a/src/gallium/auxiliary/util/u_inlines.h b/src/gallium/auxiliary/util/u_inlines.h index cb06ee2e096..469f95461fa 100644 --- a/src/gallium/auxiliary/util/u_inlines.h +++ b/src/gallium/auxiliary/util/u_inlines.h @@ -548,6 +548,26 @@ util_pipe_tex_to_tgsi_tex(enum pipe_texture_target pipe_tex_target, } } + +static INLINE void +util_copy_constant_buffer(struct pipe_constant_buffer *dst, + const struct pipe_constant_buffer *src) +{ + if (src) { + pipe_resource_reference(&dst->buffer, src->buffer); + dst->buffer_offset = src->buffer_offset; + dst->buffer_size = src->buffer_size; + dst->user_buffer = src->user_buffer; + } + else { + pipe_resource_reference(&dst->buffer, NULL); + dst->buffer_offset = 0; + dst->buffer_size = 0; + dst->user_buffer = NULL; + } +} + + #ifdef __cplusplus } #endif -- cgit v1.2.3