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Viewing changes to src/gallium/drivers/llvmpipe/lp_bld_depth.h

  • Committer: mmach
  • Date: 2021-04-17 06:19:36 UTC
  • Revision ID: netbit73@gmail.com-20210417061936-peb5vc5ysl5zeoad
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src/gallium/drivers/llvmpipe/lp_bld_depth.h
 
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/**************************************************************************
 
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 *
 
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 * Copyright 2009 VMware, Inc.
 
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 * All Rights Reserved.
 
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 *
 
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 * Permission is hereby granted, free of charge, to any person obtaining a
 
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 * copy of this software and associated documentation files (the
 
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 * "Software"), to deal in the Software without restriction, including
 
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 * without limitation the rights to use, copy, modify, merge, publish,
 
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 * distribute, sub license, and/or sell copies of the Software, and to
 
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 * permit persons to whom the Software is furnished to do so, subject to
 
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 * the following conditions:
 
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 *
 
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 * The above copyright notice and this permission notice (including the
 
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 * next paragraph) shall be included in all copies or substantial portions
 
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 * of the Software.
 
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 *
 
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 
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 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 
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 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
 
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 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
 
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 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 
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 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 
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 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
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 *
 
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 **************************************************************************/
 
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/**
 
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 * Depth/stencil testing to LLVM IR translation.
 
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 *
 
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 * @author Jose Fonseca <jfonseca@vmware.com>
 
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 */
 
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#ifndef LP_BLD_DEPTH_H
 
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#define LP_BLD_DEPTH_H
 
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#include "pipe/p_compiler.h"
 
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#include "pipe/p_state.h"
 
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#include "gallivm/lp_bld.h"
 
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struct lp_depth_state;
 
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struct gallivm_state;
 
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struct util_format_description;
 
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struct lp_type;
 
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struct lp_build_mask_context;
 
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struct lp_type
 
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lp_depth_type(const struct util_format_description *format_desc,
 
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              unsigned length);
 
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void
 
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lp_build_depth_stencil_test(struct gallivm_state *gallivm,
 
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                            const struct lp_depth_state *depth,
 
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                            const struct pipe_stencil_state stencil[2],
 
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                            struct lp_type z_src_type,
 
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                            const struct util_format_description *format_desc,
 
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                            struct lp_build_mask_context *mask,
 
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                            LLVMValueRef *cov_mask,
 
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                            LLVMValueRef stencil_refs[2],
 
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                            LLVMValueRef z_src,
 
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                            LLVMValueRef z_fb,
 
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                            LLVMValueRef s_fb,
 
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                            LLVMValueRef face,
 
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                            LLVMValueRef *z_value,
 
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                            LLVMValueRef *s_value,
 
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                            boolean do_branch);
 
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void
 
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lp_build_depth_stencil_load_swizzled(struct gallivm_state *gallivm,
 
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                                     struct lp_type z_src_type,
 
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                                     const struct util_format_description *format_desc,
 
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                                     boolean is_1d,
 
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                                     LLVMValueRef depth_ptr,
 
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                                     LLVMValueRef depth_stride,
 
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                                     LLVMValueRef *z_fb,
 
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                                     LLVMValueRef *s_fb,
 
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                                     LLVMValueRef loop_counter);
 
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void
 
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lp_build_depth_stencil_write_swizzled(struct gallivm_state *gallivm,
 
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                                      struct lp_type z_src_type,
 
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                                      const struct util_format_description *format_desc,
 
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                                      boolean is_1d,
 
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                                      LLVMValueRef mask_value,
 
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                                      LLVMValueRef z_fb,
 
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                                      LLVMValueRef s_fb,
 
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                                      LLVMValueRef loop_counter,
 
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                                      LLVMValueRef depth_ptr,
 
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                                      LLVMValueRef depth_stride,
 
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                                      LLVMValueRef z_value,
 
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                                      LLVMValueRef s_value);
 
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void
 
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lp_build_occlusion_count(struct gallivm_state *gallivm,
 
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                         struct lp_type type,
 
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                         LLVMValueRef maskvalue,
 
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                         LLVMValueRef counter);
 
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#endif /* !LP_BLD_DEPTH_H */