1848b8605Smrg/************************************************************************** 2848b8605Smrg * 3848b8605Smrg * Copyright 2009 VMware, Inc. 4848b8605Smrg * Copyright 2012 Marek Olšák <maraeo@gmail.com> 5848b8605Smrg * All Rights Reserved. 6848b8605Smrg * 7848b8605Smrg * Permission is hereby granted, free of charge, to any person obtaining a 8848b8605Smrg * copy of this software and associated documentation files (the 9848b8605Smrg * "Software"), to deal in the Software without restriction, including 10848b8605Smrg * without limitation the rights to use, copy, modify, merge, publish, 11848b8605Smrg * distribute, sub license, and/or sell copies of the Software, and to 12848b8605Smrg * permit persons to whom the Software is furnished to do so, subject to 13848b8605Smrg * the following conditions: 14848b8605Smrg * 15848b8605Smrg * The above copyright notice and this permission notice (including the 16848b8605Smrg * next paragraph) shall be included in all copies or substantial portions 17848b8605Smrg * of the Software. 18848b8605Smrg * 19848b8605Smrg * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 20848b8605Smrg * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 21848b8605Smrg * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 22848b8605Smrg * IN NO EVENT SHALL THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR 23848b8605Smrg * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 24848b8605Smrg * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 25848b8605Smrg * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 26848b8605Smrg * 27848b8605Smrg **************************************************************************/ 28848b8605Smrg 29848b8605Smrg/* A simple allocator that suballocates memory from a large buffer. */ 30848b8605Smrg 31848b8605Smrg#ifndef U_SUBALLOC 32848b8605Smrg#define U_SUBALLOC 33848b8605Smrg 34848b8605Smrgstruct u_suballocator; 35848b8605Smrg 36848b8605Smrgstruct u_suballocator * 37b8e80941Smrgu_suballocator_create(struct pipe_context *pipe, unsigned size, unsigned bind, 38b8e80941Smrg enum pipe_resource_usage usage, unsigned flags, 39848b8605Smrg boolean zero_buffer_memory); 40848b8605Smrg 41848b8605Smrgvoid 42848b8605Smrgu_suballocator_destroy(struct u_suballocator *allocator); 43848b8605Smrg 44848b8605Smrgvoid 45848b8605Smrgu_suballocator_alloc(struct u_suballocator *allocator, unsigned size, 46b8e80941Smrg unsigned alignment, unsigned *out_offset, 47b8e80941Smrg struct pipe_resource **outbuf); 48848b8605Smrg 49848b8605Smrg#endif 50