r300g: move index buffer translate functions to their new home

1 files changed, 2 insertions, 127 deletions

diff --git a/src/gallium/drivers/r300/r300_render.c b/src/gallium/drivers/r300/r300_render.c
index e2617b8409..e83dbab092 100644
--- a/src/gallium/drivers/r300/r300_render.c
+++ b/src/gallium/drivers/r300/r300_render.c
@@ -482,111 +482,6 @@ static void r300_emit_draw_elements(struct r300_context *r300,
     END_CS;
 }
 
-static void r300_shorten_ubyte_elts(struct r300_context* r300,
-                                    struct pipe_resource** elts,
-                                    int index_bias,
-                                    unsigned start,
-                                    unsigned count)
-{
-    struct pipe_context* context = &r300->context;
-    struct pipe_screen* screen = r300->context.screen;
-    struct pipe_resource* new_elts;
-    unsigned char *in_map;
-    unsigned short *out_map;
-    struct pipe_transfer *src_transfer, *dst_transfer;
-    unsigned i;
-
-    new_elts = pipe_buffer_create(screen,
-				  PIPE_BIND_INDEX_BUFFER,
-				  2 * count);
-
-    in_map = pipe_buffer_map(context, *elts, PIPE_TRANSFER_READ, &src_transfer);
-    out_map = pipe_buffer_map(context, new_elts, PIPE_TRANSFER_WRITE, &dst_transfer);
-
-    in_map += start;
-
-    for (i = 0; i < count; i++) {
-        *out_map = (unsigned short)(*in_map + index_bias);
-        in_map++;
-        out_map++;
-    }
-
-    pipe_buffer_unmap(context, *elts, src_transfer);
-    pipe_buffer_unmap(context, new_elts, dst_transfer);
-
-    *elts = new_elts;
-}
-
-static void r300_rebuild_ushort_elts(struct r300_context *r300,
-                                     struct pipe_resource **elts,
-                                     int index_bias,
-                                     unsigned start, unsigned count)
-{
-    struct pipe_context *context = &r300->context;
-    struct pipe_transfer *in_transfer = NULL;
-    struct pipe_transfer *out_transfer = NULL;
-    struct pipe_resource *new_elts;
-    unsigned short *in_map;
-    unsigned short *out_map;
-    unsigned i;
-
-    new_elts = pipe_buffer_create(context->screen,
-				  PIPE_BIND_INDEX_BUFFER,
-				  2 * count);
-
-    in_map = pipe_buffer_map(context, *elts,
-                             PIPE_TRANSFER_READ, &in_transfer);
-    out_map = pipe_buffer_map(context, new_elts,
-			      PIPE_TRANSFER_WRITE, &out_transfer);
-
-    in_map += start;
-    for (i = 0; i < count; i++) {
-        *out_map = (unsigned short)(*in_map + index_bias);
-        in_map++;
-        out_map++;
-    }
-
-    pipe_buffer_unmap(context, *elts, in_transfer);
-    pipe_buffer_unmap(context, new_elts, out_transfer);
-
-    *elts = new_elts;
-}
-
-static void r300_rebuild_uint_elts(struct r300_context *r300,
-                                   struct pipe_resource **elts,
-                                   int index_bias,
-                                   unsigned start, unsigned count)
-{
-    struct pipe_context *context = &r300->context;
-    struct pipe_transfer *in_transfer = NULL;
-    struct pipe_transfer *out_transfer = NULL;
-    struct pipe_resource *new_elts;
-    unsigned int *in_map;
-    unsigned int *out_map;
-    unsigned i;
-
-    new_elts = pipe_buffer_create(context->screen,
-                                  PIPE_BIND_INDEX_BUFFER,
-                                  2 * count);
-
-    in_map = pipe_buffer_map(context, *elts,
-                             PIPE_TRANSFER_READ, &in_transfer);
-    out_map = pipe_buffer_map(context, new_elts,
-                              PIPE_TRANSFER_WRITE, &out_transfer);
-
-    in_map += start;
-    for (i = 0; i < count; i++) {
-        *out_map = (unsigned int)(*in_map + index_bias);
-        in_map++;
-        out_map++;
-    }
-
-    pipe_buffer_unmap(context, *elts, in_transfer);
-    pipe_buffer_unmap(context, new_elts, out_transfer);
-
-    *elts = new_elts;
-}
-
 /* This is the fast-path drawing & emission for HW TCL. */
 static void r300_draw_range_elements(struct pipe_context* pipe,
                                      struct pipe_resource* indexBuffer,
@@ -625,28 +520,8 @@ static void r300_draw_range_elements(struct pipe_context* pipe,
         r300_split_index_bias(r300, indexBias, &buffer_offset, &index_offset);
     }
 
-    /* Rebuild the index buffer if needed. */
-    switch (indexSize) {
-        case 1:
-            r300_shorten_ubyte_elts(r300, &indexBuffer, index_offset, start, count);
-            indexSize = 2;
-            start = 0;
-            break;
-
-        case 2:
-            if (start % 2 != 0 || index_offset) {
-                r300_rebuild_ushort_elts(r300, &indexBuffer, index_offset, start, count);
-                start = 0;
-            }
-            break;
-
-        case 4:
-            if (index_offset) {
-                r300_rebuild_uint_elts(r300, &indexBuffer, index_offset, start, count);
-                start = 0;
-            }
-            break;
-    }
+    r300_translate_index_buffer(r300, &indexBuffer, &indexSize, index_offset,
+                                &start, count);
 
     r300_update_derived_state(r300);
     r300_upload_index_buffer(r300, &indexBuffer, indexSize, start, count);