mesa/src/amd/vulkan/bvh/build_interface.h
Konstantin Seurer 7809af5e46 radv: Always use compact bvh encoding
The compact encoding will make it possible to allocate less space for
internal nodes

Reviewed-by: Konstantin Seurer <konstantin.seurer@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37830>
2025-10-24 21:17:10 +00:00

104 lines
2.9 KiB
C

/*
* Copyright © 2022 Konstantin Seurer
*
* SPDX-License-Identifier: MIT
*/
#ifndef BVH_BUILD_INTERFACE_H
#define BVH_BUILD_INTERFACE_H
#include "vk_build_interface.h"
#ifdef VULKAN
#include "build_helpers.h"
#else
#include <stdint.h>
#include "bvh.h"
#define REF(type) uint64_t
#define VOID_REF uint64_t
#endif
#define RADV_BUILD_FLAG_BVH8 (1u << (VK_BUILD_FLAG_COUNT + 0))
#define RADV_BUILD_FLAG_UPDATE_IN_PLACE (1u << (VK_BUILD_FLAG_COUNT + 1))
#define RADV_BUILD_FLAG_NO_INFS (1u << (VK_BUILD_FLAG_COUNT + 2))
#define RADV_BUILD_FLAG_WRITE_LEAF_NODE_OFFSETS (1u << (VK_BUILD_FLAG_COUNT + 3))
#define RADV_BUILD_FLAG_UPDATE_SINGLE_GEOMETRY (1u << (VK_BUILD_FLAG_COUNT + 4))
#define RADV_BUILD_FLAG_PAIR_COMPRESS_TRIANGLES (1u << (VK_BUILD_FLAG_COUNT + 5))
#define RADV_BUILD_FLAG_BATCH_COMPRESS_TRIANGLES (1u << (VK_BUILD_FLAG_COUNT + 6))
#define RADV_BUILD_FLAG_BATCH_COMPRESS_TRIANGLES_RETRY (1u << (VK_BUILD_FLAG_COUNT + 7))
#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(vk_ir_header) header;
uint32_t output_bvh_offset;
uint32_t leaf_node_count;
uint32_t geometry_type;
};
struct encode_gfx12_args {
VOID_REF intermediate_bvh;
VOID_REF output_base;
REF(vk_ir_header) header;
uint32_t output_bvh_offset;
uint32_t leaf_node_offsets_offset;
uint32_t leaf_node_count;
uint32_t geometry_type;
};
struct encode_triangles_gfx12_args {
VOID_REF intermediate_bvh;
VOID_REF output_base;
REF(vk_ir_header) header;
uint32_t output_bvh_offset;
uint32_t leaf_node_offsets_offset;
uint32_t batches_size;
};
struct header_args {
REF(vk_ir_header) src;
REF(radv_accel_struct_header) dst;
uint32_t bvh_offset;
uint32_t internal_nodes_offset;
uint32_t instance_count;
};
struct update_args {
REF(radv_accel_struct_header) src;
REF(radv_accel_struct_header) dst;
REF(vk_aabb) leaf_bounds;
REF(uint32_t) internal_ready_count;
uint32_t leaf_node_count;
vk_bvh_geometry_data geom_data;
};
struct update_gfx12_args {
REF(radv_accel_struct_header) src;
REF(radv_accel_struct_header) dst;
REF(vk_bvh_geometry_data) geom_data;
REF(vk_aabb) bounds;
REF(uint32_t) internal_ready_count;
uint32_t leaf_node_count;
vk_bvh_geometry_data geom_data0;
};
#define RADV_IR_HEADER_ENCODE_TRIANGLES_INVOCATIONS_X 0
#define RADV_IR_HEADER_ENCODE_TRIANGLES_INVOCATIONS_Y 1
#define RADV_IR_HEADER_ENCODE_TRIANGLES_INVOCATIONS_Z 2
#define RADV_IR_HEADER_ENCODE_TRIANGLES_RETRY_INVOCATIONS_X 3
#define RADV_IR_HEADER_ENCODE_TRIANGLES_RETRY_INVOCATIONS_Y 4
#define RADV_IR_HEADER_ENCODE_TRIANGLES_RETRY_INVOCATIONS_Z 5
#endif /* BUILD_INTERFACE_H */