[Mesa-dev] [PATCH 1/8] i965: Consolidate code for setting brw->ib.start_vertex_offset.

Kenneth Graunke kenneth at whitecape.org
Thu Mar 13 01:57:09 PDT 2014


This was set identically in three places.

Signed-off-by: Kenneth Graunke <kenneth at whitecape.org>
---
 src/mesa/drivers/dri/i965/brw_draw_upload.c | 15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

This is just a series of tidying and commenting, for the most part.
Patch 7 has an actual change.

diff --git a/src/mesa/drivers/dri/i965/brw_draw_upload.c b/src/mesa/drivers/dri/i965/brw_draw_upload.c
index d42c074..3c537a5 100644
--- a/src/mesa/drivers/dri/i965/brw_draw_upload.c
+++ b/src/mesa/drivers/dri/i965/brw_draw_upload.c
@@ -841,12 +841,10 @@ static void brw_upload_indices(struct brw_context *brw)
    /* Turn into a proper VBO:
     */
    if (!_mesa_is_bufferobj(bufferobj)) {
-
       /* Get new bufferobj, offset:
        */
       intel_upload_data(brw, index_buffer->ptr, ib_size, ib_type_size,
 			&bo, &offset);
-      brw->ib.start_vertex_offset = offset / ib_type_size;
    } else {
       offset = (GLuint) (unsigned long) index_buffer->ptr;
 
@@ -865,22 +863,21 @@ static void brw_upload_indices(struct brw_context *brw)
                                                     MAP_INTERNAL);
 
           intel_upload_data(brw, map, ib_size, ib_type_size, &bo, &offset);
-          brw->ib.start_vertex_offset = offset / ib_type_size;
 
           ctx->Driver.UnmapBuffer(ctx, bufferobj, MAP_INTERNAL);
        } else {
-	  /* Use CMD_3D_PRIM's start_vertex_offset to avoid re-uploading
-	   * the index buffer state when we're just moving the start index
-	   * of our drawing.
-	   */
-	  brw->ib.start_vertex_offset = offset / ib_type_size;
-
 	  bo = intel_bufferobj_buffer(brw, intel_buffer_object(bufferobj),
 				      offset, ib_size);
 	  drm_intel_bo_reference(bo);
        }
    }
 
+   /* Use 3DPRIMITIVE's start_vertex_offset to avoid re-uploading
+    * the index buffer state when we're just moving the start index
+    * of our drawing.
+    */
+   brw->ib.start_vertex_offset = offset / ib_type_size;
+
    if (brw->ib.bo != bo) {
       drm_intel_bo_unreference(brw->ib.bo);
       brw->ib.bo = bo;
-- 
1.9.0



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