Brecht Van Lommel
f6fc863acd
This improves performance of some sculpt tools, particularly those that modify many vertices like filter and mask tools, or use brushes with large radius. For mask expand it can make updates up to 2x faster on heavy meshes, but for most tools it's more on the order of 1-1.1x. There are bigger bottlenecks to solve, like normal updates. Ref T70295 Differential Revision: https://developer.blender.org/D5926
108 lines
4.2 KiB
C++
108 lines
4.2 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2005 Blender Foundation.
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* All rights reserved.
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*/
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/** \file
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* \ingroup gpu
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*/
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#ifndef __GPU_BUFFERS_H__
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#define __GPU_BUFFERS_H__
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#include <stddef.h>
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struct BMesh;
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struct CCGElem;
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struct CCGKey;
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struct DMFlagMat;
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struct GSet;
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struct MLoop;
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struct MLoopCol;
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struct MLoopTri;
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struct MPoly;
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struct MVert;
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struct PBVH;
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/* Buffers for drawing from PBVH grids. */
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typedef struct GPU_PBVH_Buffers GPU_PBVH_Buffers;
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/* Build must be called once before using the other functions, used every time
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* mesh topology changes. Threaded. */
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GPU_PBVH_Buffers *GPU_pbvh_mesh_buffers_build(const int (*face_vert_indices)[3],
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const struct MPoly *mpoly,
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const struct MLoop *mloop,
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const struct MLoopTri *looptri,
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const struct MVert *verts,
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const int *face_indices,
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const int face_indices_len);
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GPU_PBVH_Buffers *GPU_pbvh_grid_buffers_build(int totgrid, unsigned int **grid_hidden);
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GPU_PBVH_Buffers *GPU_pbvh_bmesh_buffers_build(bool smooth_shading);
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/* Free part of data for update. Not thread safe, must run in OpenGL main thread. */
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void GPU_pbvh_bmesh_buffers_update_free(GPU_PBVH_Buffers *buffers);
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void GPU_pbvh_grid_buffers_update_free(GPU_PBVH_Buffers *buffers,
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const struct DMFlagMat *grid_flag_mats,
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int *grid_indices);
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/* Update mesh buffers without topology changes. Threaded. */
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enum {
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GPU_PBVH_BUFFERS_SHOW_MASK = (1 << 1),
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GPU_PBVH_BUFFERS_SHOW_VCOL = (1 << 1),
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};
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void GPU_pbvh_mesh_buffers_update(GPU_PBVH_Buffers *buffers,
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const struct MVert *mvert,
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const int *vert_indices,
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int totvert,
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const float *vmask,
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const struct MLoopCol *vcol,
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const int (*face_vert_indices)[3],
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const int update_flags);
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void GPU_pbvh_bmesh_buffers_update(GPU_PBVH_Buffers *buffers,
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struct BMesh *bm,
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struct GSet *bm_faces,
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struct GSet *bm_unique_verts,
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struct GSet *bm_other_verts,
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const int update_flags);
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void GPU_pbvh_grid_buffers_update(GPU_PBVH_Buffers *buffers,
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struct CCGElem **grids,
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const struct DMFlagMat *grid_flag_mats,
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int *grid_indices,
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int totgrid,
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const struct CCGKey *key,
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const int update_flags);
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/* Finish update. Not thread safe, must run in OpenGL main thread. */
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void GPU_pbvh_buffers_update_flush(GPU_PBVH_Buffers *buffers);
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/* Free buffers. Not thread safe, must run in OpenGL main thread. */
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void GPU_pbvh_buffers_free(GPU_PBVH_Buffers *buffers);
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/* draw */
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struct GPUBatch *GPU_pbvh_buffers_batch_get(GPU_PBVH_Buffers *buffers, bool fast, bool wires);
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short GPU_pbvh_buffers_material_index_get(GPU_PBVH_Buffers *buffers);
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bool GPU_pbvh_buffers_has_mask(GPU_PBVH_Buffers *buffers);
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#endif
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