1 files changed, 83 insertions, 8 deletions

diff --git a/src/gallium/auxiliary/draw/draw_pt_varray.c b/src/gallium/auxiliary/draw/draw_pt_varray.c
index 355093f945..59a9569270 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;
@@ -56,6 +58,11 @@ static void varray_flush(struct varray_frontend *varray)
       debug_printf("FLUSH fc = %d, dc = %d\n",
                    varray->fetch_count,
                    varray->draw_count);
+      debug_printf("\telt0 = %d, eltx = %d, draw0 = %d, drawx = %d\n",
+                   varray->fetch_elts[0],
+                   varray->fetch_elts[varray->fetch_count-1],
+                   varray->draw_elts[0],
+                   varray->draw_elts[varray->draw_count-1]);
 #endif
       varray->middle->run(varray->middle,
                           varray->fetch_elts,
@@ -68,15 +75,83 @@ static void varray_flush(struct varray_frontend *varray)
    varray->draw_count = 0;
 }
 
-#if 0
-static void varray_check_flush(struct varray_frontend *varray)
+static void varray_flush_linear(struct varray_frontend *varray,
+                                unsigned start, unsigned count)
 {
-   if (varray->draw_count + 6 >= DRAW_MAX/* ||
-       varray->fetch_count + 4 >= FETCH_MAX*/) {
-      varray_flush(varray);
+   if (count) {
+#if 0
+      debug_printf("FLUSH LINEAR start = %d, count = %d\n",
+                   start,
+                   count);
+#endif
+      assert(varray->middle->run_linear);
+      varray->middle->run_linear(varray->middle, start, count);
    }
 }
+
+static INLINE void fetch_init(struct varray_frontend *varray,
+                              unsigned count)
+{
+   unsigned idx;
+#if 0
+      debug_printf("FETCH INIT c = %d, fs = %d\n",
+                   count,
+                   varray->fetch_start);
 #endif
+   for (idx = 0; idx < count; ++idx) {
+      varray->fetch_elts[idx] = varray->fetch_start + idx;
+   }
+   varray->fetch_start += idx;
+   varray->fetch_count = idx;
+}
+
+
+static boolean split_prim_inplace(unsigned prim, unsigned *first, unsigned *incr)
+{
+   switch (prim) {
+   case PIPE_PRIM_POINTS:
+      *first = 1;
+      *incr = 1;
+      return TRUE;
+   case PIPE_PRIM_LINES:
+      *first = 2;
+      *incr = 2;
+      return TRUE;
+   case PIPE_PRIM_LINE_STRIP:
+      *first = 2;
+      *incr = 1;
+      return TRUE;
+   case PIPE_PRIM_TRIANGLES:
+      *first = 3;
+      *incr = 3;
+      return TRUE;
+   case PIPE_PRIM_TRIANGLE_STRIP:
+      *first = 3;
+      *incr = 1;
+      return TRUE;
+   case PIPE_PRIM_TRIANGLE_FAN:
+      *first = 3;
+      *incr = 1;
+      return TRUE;
+   case PIPE_PRIM_QUADS:
+      *first = 4;
+      *incr = 4;
+      return TRUE;
+   case PIPE_PRIM_QUAD_STRIP:
+      *first = 4;
+      *incr = 2;
+      return TRUE;
+   case PIPE_PRIM_POLYGON:
+      *first = 3;
+      *incr = 1;
+      return TRUE;
+   default:
+      *first = 0;
+      *incr = 1;		/* set to one so that count % incr works */
+      return FALSE;
+   }
+}
+
 
 static INLINE void add_draw_el(struct varray_frontend *varray,
                                int idx, ushort flags)
@@ -175,7 +250,7 @@ static INLINE void varray_ef_quad( struct varray_frontend *varray,
 #define LINE(vc,flags,i0,i1)        varray_line(vc,i0,i1)
 #define POINT(vc,i0)                varray_point(vc,i0)
 #define FUNC varray_run
-#include "draw_pt_varray_tmp.h"
+#include "draw_pt_varray_tmp_linear.h"
 
 
 
@@ -204,8 +279,8 @@ static void varray_prepare(struct draw_pt_front_end *frontend,
    if (opt & PT_PIPELINE)
    {
       varray->base.run = varray_run_extras;
-   } 
-   else 
+   }
+   else
    {
       varray->base.run = varray_run;
    }