From: Brian <brian.paul@tungstengraphics.com>
Date: Thu, 10 Jan 2008 17:38:28 +0000 (-0700)
Subject: comment about vertex data in emit_vertex()
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=3d9c84c1b88d30115682763d2762a3c2bf4e5ff3;p=mesa.git

comment about vertex data in emit_vertex()
---

diff --git a/src/mesa/pipe/softpipe/sp_prim_vbuf.c b/src/mesa/pipe/softpipe/sp_prim_vbuf.c
index 2cfdeb58090..e9bd4dd5e4b 100644
--- a/src/mesa/pipe/softpipe/sp_prim_vbuf.c
+++ b/src/mesa/pipe/softpipe/sp_prim_vbuf.c
@@ -120,6 +120,12 @@ static void emit_vertex( struct vbuf_stage *vbuf,
    vertex->vertex_id = vbuf->nr_vertices++;
 
    //vbuf->emit_vertex( vbuf->vertex_ptr, vertex );
+
+   /* Note: for softpipe, the vertex includes the vertex header info
+    * such as clip flags and clip coords.  In the future when vbuf is
+    * always used, we could just copy the vertex attributes/data here.
+    * The sp_prim_setup.c code doesn't use any of the vertex header info.
+    */
    memcpy(vbuf->vertex_ptr, vertex, vbuf->vertex_size);
 
    vbuf->vertex_ptr += vbuf->vertex_size;