IABSD.fr/xenocara/lib/mesa/src/microsoft/vulkan/dzn_nir.h

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• Author : jsg
  Date : 2025-06-05 11:23:11
  Hash : 67d6f117
  Message : Import Mesa 25.0.7

• lib/mesa/src/microsoft/vulkan/dzn_nir.h

• /*
   * Copyright © Microsoft Corporation
   *
   * 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, sublicense,
   * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
   * THE AUTHORS OR COPYRIGHT HOLDERS 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.
   */
  
  #ifndef DZN_NIR_H
  #define DZN_NIR_H
  
  #define D3D12_IGNORE_SDK_LAYERS
  #define COBJMACROS
  #include <unknwn.h>
  #include <directx/d3d12.h>
  
  #include "nir.h"
  
  struct dzn_indirect_draw_rewrite_params {
     uint32_t draw_buf_stride;
  };
  
  struct dzn_indirect_draw_triangle_fan_rewrite_params {
     uint32_t draw_buf_stride;
     uint32_t triangle_fan_index_buf_stride;
     uint64_t triangle_fan_index_buf_start;
  };
  
  struct dzn_indirect_draw_triangle_fan_prim_restart_rewrite_params {
     uint32_t draw_buf_stride;
     uint32_t triangle_fan_index_buf_stride;
     uint64_t triangle_fan_index_buf_start;
     uint64_t exec_buf_start;
  };
  
  struct dzn_triangle_fan_rewrite_index_params {
     uint32_t first_index;
  };
  
  struct dzn_triangle_fan_prim_restart_rewrite_index_params {
     uint32_t first_index;
     uint32_t index_count;
  };
  
  struct dzn_indirect_triangle_fan_rewrite_index_exec_params {
     uint64_t new_index_buf;
     struct dzn_triangle_fan_rewrite_index_params params;
     struct {
        uint32_t x, y, z;
     } group_count;
  };
  
  struct dzn_indirect_triangle_fan_prim_restart_rewrite_index_exec_params {
     uint64_t new_index_buf;
     struct dzn_triangle_fan_prim_restart_rewrite_index_params params;
     uint64_t index_count_ptr;
     struct {
        uint32_t x, y, z;
     } group_count;
  };
  
  struct dzn_indirect_draw_type {
     union {
        struct {
           uint8_t indexed : 1;
           uint8_t indirect_count : 1;
           uint8_t draw_params : 1;
           uint8_t draw_id : 1;
           uint8_t triangle_fan : 1;
           uint8_t triangle_fan_primitive_restart : 1;
        };
        uint8_t value;
     };
  };
  #define DZN_NUM_INDIRECT_DRAW_TYPES (1 << 6)
  
  nir_shader *
  dzn_nir_indirect_draw_shader(struct dzn_indirect_draw_type type);
  
  nir_shader *
  dzn_nir_triangle_fan_rewrite_index_shader(uint8_t old_index_size);
  
  nir_shader *
  dzn_nir_triangle_fan_prim_restart_rewrite_index_shader(uint8_t old_index_size);
  
  enum dzn_blit_resolve_mode {
     dzn_blit_resolve_none,
     dzn_blit_resolve_average,
     dzn_blit_resolve_min,
     dzn_blit_resolve_max,
     dzn_blit_resolve_sample_zero,
  };
  struct dzn_nir_blit_info {
     union {
        struct {
           uint32_t src_samples : 6;
           uint32_t loc : 4;
           uint32_t out_type : 4;
           uint32_t sampler_dim : 4;
           uint32_t src_is_array : 1;
           uint32_t resolve_mode : 3;
           uint32_t stencil_fallback : 1;
           uint32_t padding : 9;
        };
        const uint32_t hash_key;
     };
  };
  
  nir_shader *
  dzn_nir_blit_vs(void);
  
  nir_shader *
  dzn_nir_blit_fs(const struct dzn_nir_blit_info *info);
  
  struct dzn_nir_point_gs_info {
     unsigned cull_mode;
     bool front_ccw;
     bool depth_bias;
     bool depth_bias_dynamic;
     DXGI_FORMAT ds_fmt;
     /* Constant values */
     float constant_depth_bias;
     float slope_scaled_depth_bias;
     float depth_bias_clamp;
     /* Used for loading dynamic values */
     struct {
        uint32_t register_space;
        uint32_t base_shader_register;
     } runtime_data_cbv;
  };
  nir_shader *
  dzn_nir_polygon_point_mode_gs(const nir_shader *vs, struct dzn_nir_point_gs_info *info);
  
  #endif