Mesa (gallium-index-bias): cell: Implement index bias.

[Jose Fonseca]

Module: Mesa
Branch: gallium-index-bias
Commit: 150d12679d4d2550e0e54d76a43d153c4254ddfe
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=150d12679d4d2550e0e54d76a43d153c4254ddfe

Author: José Fonseca <jfonseca at vmware.com>
Date:   Mon Apr 19 18:14:23 2010 +0200

cell: Implement index bias.

---

 src/gallium/drivers/cell/ppu/cell_draw_arrays.c |   11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/gallium/drivers/cell/ppu/cell_draw_arrays.c b/src/gallium/drivers/cell/ppu/cell_draw_arrays.c
index 80e94a7..b50a30b 100644
--- a/src/gallium/drivers/cell/ppu/cell_draw_arrays.c
+++ b/src/gallium/drivers/cell/ppu/cell_draw_arrays.c
@@ -59,6 +59,7 @@ static void
 cell_draw_range_elements(struct pipe_context *pipe,
                          struct pipe_resource *indexBuffer,
                          unsigned indexSize,
+                         int indexBias,
                          unsigned min_index,
                          unsigned max_index,
                          unsigned mode, unsigned start, unsigned count)
@@ -84,11 +85,11 @@ cell_draw_range_elements(struct pipe_context *pipe,
    /* Map index buffer, if present */
    if (indexBuffer) {
       void *mapped_indexes = cell_resource(indexBuffer)->data;
-      draw_set_mapped_element_buffer(draw, indexSize, mapped_indexes);
+      draw_set_mapped_element_buffer(draw, indexSize, indexBias, mapped_indexes);
    }
    else {
       /* no index/element buffer */
-      draw_set_mapped_element_buffer(draw, 0, NULL);
+      draw_set_mapped_element_buffer(draw, 0, 0, NULL);
    }
 
 
@@ -117,11 +118,11 @@ cell_draw_range_elements(struct pipe_context *pipe,
 static void
 cell_draw_elements(struct pipe_context *pipe,
                    struct pipe_resource *indexBuffer,
-                   unsigned indexSize,
+                   unsigned indexSize, int indexBias,
                    unsigned mode, unsigned start, unsigned count)
 {
    cell_draw_range_elements( pipe, indexBuffer,
-                             indexSize,
+                             indexSize, indeBias,
                              0, 0xffffffff,
                              mode, start, count );
 }
@@ -131,7 +132,7 @@ static void
 cell_draw_arrays(struct pipe_context *pipe, unsigned mode,
                      unsigned start, unsigned count)
 {
-   cell_draw_elements(pipe, NULL, 0, mode, start, count);
+   cell_draw_elements(pipe, NULL, 0, 0, mode, start, count);
 }