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-rw-r--r--mesalib/src/gallium/auxiliary/util/u_inlines.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/mesalib/src/gallium/auxiliary/util/u_inlines.h b/mesalib/src/gallium/auxiliary/util/u_inlines.h
index cb06ee2e0..469f95461 100644
--- a/mesalib/src/gallium/auxiliary/util/u_inlines.h
+++ b/mesalib/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