Mesa (master): u_vbuf_mgr: add set_index_buffer function
Marek Olšák
mareko at kemper.freedesktop.org
Sun Nov 20 15:25:48 UTC 2011
Module: Mesa
Branch: master
Commit: 4cfc8c775c751dd2b2b43f3ca58ae9798a84c0f1
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=4cfc8c775c751dd2b2b43f3ca58ae9798a84c0f1
Author: Marek Olšák <maraeo at gmail.com>
Date: Sun Nov 20 03:36:49 2011 +0100
u_vbuf_mgr: add set_index_buffer function
It will use the index buffer soon.
---
src/gallium/auxiliary/util/u_vbuf_mgr.c | 13 +++++++++++++
src/gallium/auxiliary/util/u_vbuf_mgr.h | 5 +++++
2 files changed, 18 insertions(+), 0 deletions(-)
diff --git a/src/gallium/auxiliary/util/u_vbuf_mgr.c b/src/gallium/auxiliary/util/u_vbuf_mgr.c
index 5d3f137..15cdfae 100644
--- a/src/gallium/auxiliary/util/u_vbuf_mgr.c
+++ b/src/gallium/auxiliary/util/u_vbuf_mgr.c
@@ -520,6 +520,19 @@ void u_vbuf_set_vertex_buffers(struct u_vbuf_mgr *mgrb,
mgr->b.nr_real_vertex_buffers = count;
}
+void u_vbuf_set_index_buffer(struct u_vbuf_mgr *mgr,
+ const struct pipe_index_buffer *ib)
+{
+ if (ib && ib->buffer) {
+ assert(ib->offset % ib->index_size == 0);
+ pipe_resource_reference(&mgr->index_buffer.buffer, ib->buffer);
+ mgr->index_buffer.offset = ib->offset;
+ mgr->index_buffer.index_size = ib->index_size;
+ } else {
+ pipe_resource_reference(&mgr->index_buffer.buffer, NULL);
+ }
+}
+
static void
u_vbuf_upload_buffers(struct u_vbuf_priv *mgr,
int min_index, int max_index,
diff --git a/src/gallium/auxiliary/util/u_vbuf_mgr.h b/src/gallium/auxiliary/util/u_vbuf_mgr.h
index d854e44..8d39db3 100644
--- a/src/gallium/auxiliary/util/u_vbuf_mgr.h
+++ b/src/gallium/auxiliary/util/u_vbuf_mgr.h
@@ -69,6 +69,8 @@ struct u_vbuf_mgr {
/* Precomputed max_index for hardware vertex buffers. */
unsigned max_index;
+ /* The index buffer. */
+ struct pipe_index_buffer index_buffer;
/* This uploader can optionally be used by the driver.
*
@@ -126,6 +128,9 @@ void u_vbuf_set_vertex_buffers(struct u_vbuf_mgr *mgr,
unsigned count,
const struct pipe_vertex_buffer *bufs);
+void u_vbuf_set_index_buffer(struct u_vbuf_mgr *mgr,
+ const struct pipe_index_buffer *ib);
+
enum u_vbuf_return_flags u_vbuf_draw_begin(struct u_vbuf_mgr *mgr,
const struct pipe_draw_info *info);
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