Hans Goudey
c67e5628d2
Instead of allocating three separate ThreadMutex pointers, just embed std::mutex into the struct directly.
86 lines
2.3 KiB
C++
86 lines
2.3 KiB
C++
/* SPDX-License-Identifier: GPL-2.0-or-later
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* Copyright 2022 Blender Foundation. All rights reserved. */
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/** \file
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* \ingroup draw
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*
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* \brief Utilities for rendering attributes.
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*/
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#pragma once
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#ifdef __cplusplus
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# include <mutex>
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#endif
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#include "DNA_customdata_types.h"
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#include "DNA_meshdata_types.h"
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#include "BKE_attribute.h"
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#include "BLI_sys_types.h"
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#include "BLI_threads.h"
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#include "BLI_utildefines.h"
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#include "GPU_shader.h"
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#include "GPU_vertex_format.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct DRW_AttributeRequest {
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eCustomDataType cd_type;
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int layer_index;
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eAttrDomain domain;
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char attribute_name[64];
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} DRW_AttributeRequest;
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typedef struct DRW_Attributes {
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DRW_AttributeRequest requests[GPU_MAX_ATTR];
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int num_requests;
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} DRW_Attributes;
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typedef struct DRW_MeshCDMask {
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uint32_t uv : 8;
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uint32_t tan : 8;
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uint32_t orco : 1;
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uint32_t tan_orco : 1;
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uint32_t sculpt_overlays : 1;
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/**
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* Edit uv layer is from the base edit mesh as modifiers could remove it. (see T68857)
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*/
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uint32_t edit_uv : 1;
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} DRW_MeshCDMask;
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/* Keep `DRW_MeshCDMask` struct within a `uint32_t`.
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* bit-wise and atomic operations are used to compare and update the struct.
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* See `mesh_cd_layers_type_*` functions. */
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BLI_STATIC_ASSERT(sizeof(DRW_MeshCDMask) <= sizeof(uint32_t), "DRW_MeshCDMask exceeds 32 bits")
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void drw_attributes_clear(DRW_Attributes *attributes);
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#ifdef __cplusplus
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void drw_attributes_merge(DRW_Attributes *dst,
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const DRW_Attributes *src,
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std::mutex &render_mutex);
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#endif
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/* Return true if all requests in b are in a. */
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bool drw_attributes_overlap(const DRW_Attributes *a, const DRW_Attributes *b);
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DRW_AttributeRequest *drw_attributes_add_request(DRW_Attributes *attrs,
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const char *name,
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eCustomDataType data_type,
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int layer_index,
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eAttrDomain domain);
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bool drw_custom_data_match_attribute(const CustomData *custom_data,
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const char *name,
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int *r_layer_index,
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eCustomDataType *r_type);
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#ifdef __cplusplus
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}
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#endif
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