mesa/src/amd/vulkan/bvh/build_interface.h

130 lines
3.1 KiB
C

/*
* Copyright © 2022 Konstantin Seurer
*
* 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 BVH_BUILD_INTERFACE_H
#define BVH_BUILD_INTERFACE_H
#ifdef VULKAN
#include "build_helpers.h"
#else
#include <stdint.h>
#define REF(type) uint64_t
#define VOID_REF uint64_t
#endif
struct leaf_args {
VOID_REF bvh;
REF(radv_ir_header) header;
REF(key_id_pair) ids;
VOID_REF data;
VOID_REF indices;
VOID_REF transform;
uint32_t dst_offset;
uint32_t first_id;
uint32_t geometry_type;
uint32_t geometry_id;
uint32_t stride;
uint32_t vertex_format;
uint32_t index_format;
};
struct morton_args {
VOID_REF bvh;
REF(radv_ir_header) header;
REF(key_id_pair) ids;
};
#define LBVH_RIGHT_CHILD_BIT_SHIFT 29
#define LBVH_RIGHT_CHILD_BIT (1 << LBVH_RIGHT_CHILD_BIT_SHIFT)
struct lbvh_node_info {
/* Number of children that have been processed (or are invalid/leaves) in
* the lbvh_generate_ir pass.
*/
uint32_t path_count;
uint32_t children[2];
uint32_t parent;
};
struct lbvh_main_args {
VOID_REF bvh;
REF(key_id_pair) src_ids;
VOID_REF node_info;
uint32_t id_count;
uint32_t internal_node_base;
};
struct lbvh_generate_ir_args {
VOID_REF bvh;
VOID_REF node_info;
VOID_REF header;
uint32_t internal_node_base;
};
#define RADV_COPY_MODE_COPY 0
#define RADV_COPY_MODE_SERIALIZE 1
#define RADV_COPY_MODE_DESERIALIZE 2
struct copy_args {
VOID_REF src_addr;
VOID_REF dst_addr;
uint32_t mode;
};
struct encode_args {
VOID_REF intermediate_bvh;
VOID_REF output_bvh;
REF(radv_ir_header) header;
uint32_t output_bvh_offset;
uint32_t leaf_node_count;
uint32_t geometry_type;
};
struct ploc_prefix_scan_partition {
uint32_t aggregate;
uint32_t inclusive_sum;
};
#define PLOC_WORKGROUP_SIZE 1024
struct ploc_args {
VOID_REF bvh;
VOID_REF prefix_scan_partitions;
REF(radv_ir_header) header;
VOID_REF ids_0;
VOID_REF ids_1;
uint32_t internal_node_offset;
};
struct header_args {
REF(radv_ir_header) src;
REF(radv_accel_struct_header) dst;
uint32_t bvh_offset;
uint32_t instance_count;
};
#endif