From: Keith Whitwell <keith@tungstengraphics.com>
Date: Thu, 17 Apr 2008 12:14:55 +0000 (+0100)
Subject: draw: add comment
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=49becd2d7c751e563ce6be9051dd8e6dad88d1f7;p=mesa.git

draw: add comment
---

diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c b/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c
index 1a9d331a065..d696afa1aac 100644
--- a/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c
+++ b/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c
@@ -185,6 +185,11 @@ static void fetch_emit_prepare( struct draw_pt_middle_end *middle,
     */
    vinfo = draw->render->get_vertex_info(draw->render);
 
+
+   /* This is unique as it transforms straight from API vertex
+    * information to HW vertices.  All other cases go through our
+    * intermediate float[4] format.
+    */
    for (i = 0; i < vinfo->num_attribs; i++) {
       unsigned src_element = vinfo->src_index[i];
       unsigned src_buffer = draw->vertex_element[src_element].vertex_buffer_index;