/* * Copyright 2010 Red Hat Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * on the rights to use, copy, modify, merge, publish, distribute, sub * license, and/or sell copies of the Software, and to permit persons to whom * the Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE * USE OR OTHER DEALINGS IN THE SOFTWARE. * * Authors: Dave Airlie */ #include "util/u_index_modify.h" #include "util/u_inlines.h" #include "util/u_upload_mgr.h" #include "r600_pipe.h" void r600_translate_index_buffer(struct r600_context *r600, struct pipe_index_buffer *ib, unsigned count) { struct pipe_resource *out_buffer = NULL; unsigned out_offset; void *ptr; switch (ib->index_size) { case 1: u_upload_alloc(r600->vbuf_mgr->uploader, 0, count * 2, &out_offset, &out_buffer, &ptr); util_shorten_ubyte_elts_to_userptr( &r600->context, ib->buffer, 0, ib->offset, count, ptr); pipe_resource_reference(&ib->buffer, NULL); ib->buffer = out_buffer; ib->offset = out_offset; ib->index_size = 2; break; } }