| /************************************************************************** |
| * |
| * Copyright 2009 VMware, Inc. |
| * All Rights Reserved. |
| * |
| * 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 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 VMWARE AND/OR ITS 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. |
| * |
| **************************************************************************/ |
| |
| /** |
| * @file |
| * TGSI to LLVM IR translation. |
| * |
| * @author Jose Fonseca <jfonseca@vmware.com> |
| */ |
| |
| #ifndef LP_BLD_TGSI_H |
| #define LP_BLD_TGSI_H |
| |
| #include <llvm-c/Core.h> |
| |
| |
| struct tgsi_token; |
| struct lp_type; |
| struct lp_build_context; |
| struct lp_build_mask_context; |
| |
| |
| /** |
| * Sampler code generation interface. |
| * |
| * Although texture sampling is a requirement for TGSI translation, it is |
| * a very different problem with several different approaches to it. This |
| * structure establishes an interface for texture sampling code generation, so |
| * that we can easily use different texture sampling strategies. |
| */ |
| struct lp_build_sampler_soa |
| { |
| void |
| (*destroy)( struct lp_build_sampler_soa *sampler ); |
| |
| void |
| (*emit_fetch_texel)( struct lp_build_sampler_soa *sampler, |
| LLVMBuilderRef builder, |
| struct lp_type type, |
| unsigned unit, |
| unsigned num_coords, |
| const LLVMValueRef *coords, |
| LLVMValueRef lodbias, |
| LLVMValueRef *texel); |
| }; |
| |
| |
| void |
| lp_build_tgsi_soa(LLVMBuilderRef builder, |
| const struct tgsi_token *tokens, |
| struct lp_type type, |
| struct lp_build_mask_context *mask, |
| LLVMValueRef consts_ptr, |
| const LLVMValueRef *pos, |
| const LLVMValueRef (*inputs)[4], |
| LLVMValueRef (*outputs)[4], |
| struct lp_build_sampler_soa *sampler); |
| |
| |
| #endif /* LP_BLD_TGSI_H */ |