From: Zack Rusin <zack@tungstengraphics.com>
Date: Thu, 1 May 2008 16:38:51 +0000 (-0400)
Subject: abstract fetching elts
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=2abc1b3641e435e0b68490fa6b0a7ffa7c030c76;p=mesa.git

abstract fetching elts
---

diff --git a/src/gallium/auxiliary/draw/draw_pt_varray.c b/src/gallium/auxiliary/draw/draw_pt_varray.c
index 355093f945e..b0bd2b983e4 100644
--- a/src/gallium/auxiliary/draw/draw_pt_varray.c
+++ b/src/gallium/auxiliary/draw/draw_pt_varray.c
@@ -43,6 +43,8 @@ struct varray_frontend {
    unsigned draw_count;
    unsigned fetch_count;
 
+   unsigned fetch_start;
+
    struct draw_pt_middle_end *middle;
 
    unsigned input_prim;
@@ -68,15 +70,18 @@ static void varray_flush(struct varray_frontend *varray)
    varray->draw_count = 0;
 }
 
-#if 0
-static void varray_check_flush(struct varray_frontend *varray)
+static INLINE void fetch_init(struct varray_frontend *varray,
+                              unsigned current_count,
+                              unsigned count)
 {
-   if (varray->draw_count + 6 >= DRAW_MAX/* ||
-       varray->fetch_count + 4 >= FETCH_MAX*/) {
-      varray_flush(varray);
+   unsigned idx;
+   const unsigned end = MIN2(FETCH_MAX, count - current_count);
+   for (idx = 0; idx < end; ++idx) {
+      varray->fetch_elts[idx] = varray->fetch_start + idx;
    }
+   varray->fetch_start += idx;
+   varray->fetch_count = idx;
 }
-#endif
 
 static INLINE void add_draw_el(struct varray_frontend *varray,
                                int idx, ushort flags)
diff --git a/src/gallium/auxiliary/draw/draw_pt_varray_tmp.h b/src/gallium/auxiliary/draw/draw_pt_varray_tmp.h
index b9a319b2535..a3509613f50 100644
--- a/src/gallium/auxiliary/draw/draw_pt_varray_tmp.h
+++ b/src/gallium/auxiliary/draw/draw_pt_varray_tmp.h
@@ -20,10 +20,8 @@ static void FUNC(struct draw_pt_front_end *frontend,
                 start, count);
 #endif
 
-   for (i = 0; i < count; ++i) {
-      varray->fetch_elts[i] = start + i;
-   }
-   varray->fetch_count = count;
+   varray->fetch_start = start;
+   fetch_init(varray, 0, count);
 
    switch (varray->input_prim) {
    case PIPE_PRIM_POINTS: