src/amd/vulkan/radv_descriptor_set.h

   1 /*
   2  * Copyright © 2016 Bas Nieuwenhuizen
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  */
  23
  24 #ifndef RADV_DESCRIPTOR_SET_H
  25 #define RADV_DESCRIPTOR_SET_H
  26
  27 #include <vulkan/vulkan.h>
  28
  29 #define MAX_SETS         8
  30
  31 struct radv_descriptor_set_binding_layout {
  32    VkDescriptorType type;
  33
  34    /* Number of array elements in this binding */
  35    uint16_t array_size;
  36
  37    uint16_t offset;
  38    uint16_t buffer_offset;
  39    uint16_t dynamic_offset_offset;
  40
  41    /* redundant with the type, each for a single array element */
  42    uint16_t size;
  43    uint16_t buffer_count;
  44    uint16_t dynamic_offset_count;
  45
  46    /* Immutable samplers (or NULL if no immutable samplers) */
  47    struct radv_sampler **immutable_samplers;
  48 };
  49
  50 struct radv_descriptor_set_layout {
  51    /* Number of bindings in this descriptor set */
  52    uint16_t binding_count;
  53
  54    /* Total size of the descriptor set with room for all array entries */
  55    uint16_t size;
  56
  57    /* Shader stages affected by this descriptor set */
  58    uint16_t shader_stages;
  59    uint16_t dynamic_shader_stages;
  60
  61    /* Number of buffers in this descriptor set */
  62    uint16_t buffer_count;
  63
  64    /* Number of dynamic offsets used by this descriptor set */
  65    uint16_t dynamic_offset_count;
  66
  67    /* Bindings in this descriptor set */
  68    struct radv_descriptor_set_binding_layout binding[0];
  69 };
  70
  71 struct radv_pipeline_layout {
  72    struct {
  73       struct radv_descriptor_set_layout *layout;
  74       uint32_t size;
  75       uint32_t dynamic_offset_start;
  76    } set[MAX_SETS];
  77
  78    uint32_t num_sets;
  79    uint32_t push_constant_size;
  80    uint32_t dynamic_offset_count;
  81
  82    unsigned char sha1[20];
  83 };
  84
  85 #endif /* RADV_DESCRIPTOR_SET_H */