vbo: Remove vbo_save_vertex_list::start_vertex.

Replace last use on replay with _vbo_save_get_{min,max}_index. Appart from
that it is not used anymore.

Reviewed-by: Brian Paul <brianp@vmware.com>
Signed-off-by: Mathias Fröhlich <Mathias.Froehlich@web.de>

src/mesa/vbo/vbo_save.h

@@ -71,7 +71,6 @@ struct vbo_save_vertex_list {
    fi_type *current_data;
 
    GLuint buffer_offset;        /**< in bytes */
-   GLuint start_vertex;         /**< first vertex used by any primitive */
    GLuint vertex_count;         /**< number of vertices in this list */
    GLuint wrap_count;		/* number of copied vertices at start */
 

src/mesa/vbo/vbo_save_api.c

@@ -642,9 +642,6 @@ compile_vertex_list(struct gl_context *ctx)
       for (unsigned i = 0; i < node->prim_count; i++) {
          node->prims[i].start += start_offset;
       }
-      node->start_vertex = start_offset;
-   } else {
-      node->start_vertex = 0;
    }
 
    /* Deal with GL_COMPILE_AND_EXECUTE:

src/mesa/vbo/vbo_save_draw.c

@@ -213,8 +213,8 @@ vbo_save_playback_vertex_list(struct gl_context *ctx, void *data)
       assert(ctx->NewState == 0);
 
       if (node->vertex_count > 0) {
-         GLuint min_index = node->start_vertex;
-         GLuint max_index = min_index + node->vertex_count - 1;
+         GLuint min_index = _vbo_save_get_min_index(node);
+         GLuint max_index = _vbo_save_get_max_index(node);
          vbo->draw_prims(ctx,
                          node->prims,
                          node->prim_count,