104 lines
2.8 KiB
C++
104 lines
2.8 KiB
C++
/* SPDX-FileCopyrightText: 2023 Blender Foundation
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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#pragma once
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/** \file
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* \ingroup bke
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* \brief General operations for point clouds.
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*/
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#ifdef __cplusplus
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# include <mutex>
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# include "BLI_bounds_types.hh"
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# include "BLI_math_vector_types.hh"
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# include "BLI_shared_cache.hh"
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# include "DNA_pointcloud_types.h"
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# include "BKE_customdata.h"
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct BoundBox;
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struct Depsgraph;
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struct Main;
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struct Object;
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struct PointCloud;
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struct Scene;
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/* PointCloud datablock */
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extern const char *POINTCLOUD_ATTR_POSITION;
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extern const char *POINTCLOUD_ATTR_RADIUS;
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#ifdef __cplusplus
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namespace blender::bke {
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struct PointCloudRuntime {
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/**
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* A cache of bounds shared between data-blocks with unchanged positions and radii.
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* When data changes affect the bounds, the cache is "un-shared" with other geometries.
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* See #SharedCache comments.
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*/
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mutable SharedCache<Bounds<float3>> bounds_cache;
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MEM_CXX_CLASS_ALLOC_FUNCS("PointCloudRuntime");
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};
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} // namespace blender::bke
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inline blender::Span<blender::float3> PointCloud::positions() const
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{
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return {static_cast<const blender::float3 *>(
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CustomData_get_layer_named(&this->pdata, CD_PROP_FLOAT3, "position")),
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this->totpoint};
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}
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inline blender::MutableSpan<blender::float3> PointCloud::positions_for_write()
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{
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return {static_cast<blender::float3 *>(CustomData_get_layer_named_for_write(
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&this->pdata, CD_PROP_FLOAT3, "position", this->totpoint)),
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this->totpoint};
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}
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#endif
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void *BKE_pointcloud_add(struct Main *bmain, const char *name);
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void *BKE_pointcloud_add_default(struct Main *bmain, const char *name);
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struct PointCloud *BKE_pointcloud_new_nomain(int totpoint);
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void BKE_pointcloud_nomain_to_pointcloud(struct PointCloud *pointcloud_src,
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struct PointCloud *pointcloud_dst);
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struct BoundBox *BKE_pointcloud_boundbox_get(struct Object *ob);
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bool BKE_pointcloud_attribute_required(const struct PointCloud *pointcloud, const char *name);
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/* Dependency Graph */
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struct PointCloud *BKE_pointcloud_copy_for_eval(const struct PointCloud *pointcloud_src);
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void BKE_pointcloud_data_update(struct Depsgraph *depsgraph,
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struct Scene *scene,
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struct Object *object);
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/* Draw Cache */
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enum {
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BKE_POINTCLOUD_BATCH_DIRTY_ALL = 0,
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};
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void BKE_pointcloud_batch_cache_dirty_tag(struct PointCloud *pointcloud, int mode);
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void BKE_pointcloud_batch_cache_free(struct PointCloud *pointcloud);
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extern void (*BKE_pointcloud_batch_cache_dirty_tag_cb)(struct PointCloud *pointcloud, int mode);
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extern void (*BKE_pointcloud_batch_cache_free_cb)(struct PointCloud *pointcloud);
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#ifdef __cplusplus
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}
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#endif
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