122 lines
3.0 KiB
C
122 lines
3.0 KiB
C
/*
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* Copyright © Microsoft Corporation
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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 "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef D3D12_BUFMGR_H
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#define D3D12_BUFMGR_H
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#include "pipebuffer/pb_buffer.h"
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#include "util/u_atomic.h"
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#include <directx/d3d12.h>
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struct d3d12_bufmgr;
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struct d3d12_screen;
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struct pb_manager;
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struct TransitionableResourceState;
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struct d3d12_bo {
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int refcount;
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ID3D12Resource *res;
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struct pb_buffer *buffer;
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struct TransitionableResourceState *trans_state;
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};
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struct d3d12_buffer {
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struct pb_buffer base;
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struct d3d12_bo *bo;
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D3D12_RANGE range;
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void *map;
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};
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static inline struct d3d12_buffer *
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d3d12_buffer(struct pb_buffer *buf)
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{
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assert(buf);
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return (struct d3d12_buffer *)buf;
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}
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static inline struct d3d12_bo *
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d3d12_bo_get_base(struct d3d12_bo *bo, uint64_t *offset)
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{
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if (bo->buffer) {
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struct pb_buffer *base_buffer;
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pb_get_base_buffer(bo->buffer, &base_buffer, offset);
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return d3d12_buffer(base_buffer)->bo;
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} else {
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*offset = 0;
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return bo;
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}
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}
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static inline uint64_t
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d3d12_bo_get_size(struct d3d12_bo *bo)
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{
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if (bo->buffer)
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return bo->buffer->size;
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else
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return bo->res->GetDesc().Width;
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}
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static inline bool
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d3d12_bo_is_suballocated(struct d3d12_bo *bo)
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{
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struct d3d12_bo *base_bo;
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uint64_t offset;
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if (!bo->buffer)
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return false;
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base_bo = d3d12_bo_get_base(bo, &offset);
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return d3d12_bo_get_size(base_bo) != d3d12_bo_get_size(bo);
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}
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struct d3d12_bo *
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d3d12_bo_new(ID3D12Device *dev, uint64_t size, uint64_t alignment);
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struct d3d12_bo *
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d3d12_bo_wrap_res(ID3D12Resource *res, enum pipe_format format);
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struct d3d12_bo *
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d3d12_bo_wrap_buffer(struct pb_buffer *buf);
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static inline void
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d3d12_bo_reference(struct d3d12_bo *bo)
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{
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p_atomic_inc(&bo->refcount);
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}
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void
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d3d12_bo_unreference(struct d3d12_bo *bo);
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void *
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d3d12_bo_map(struct d3d12_bo *bo, D3D12_RANGE *range);
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void
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d3d12_bo_unmap(struct d3d12_bo *bo, D3D12_RANGE *range);
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struct pb_manager *
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d3d12_bufmgr_create(struct d3d12_screen *screen);
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#endif
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