As described in T91672, often it can be much more efficient to run each node only on the unique geometry of the instances, rather than realizing all instances and potentially processing redundant data. Sometimes the performance difference can be completely smooth vs. completely unusable. Geometry nodes used to hide that choice from users by always realizing instances, but recently we have decided to expose it. So this commit makes nodes run once per unique reference in the entire tree of nested instances in their input geometries, continuing the work started in rB0559971ab377 and rBf94164d89629f0d2. For the old behavior, a realize instances node can be added before the nodes, which is done in the versioning code. Differential Revision: https://developer.blender.org/D12656
59 lines
1.9 KiB
C
59 lines
1.9 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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#pragma once
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** \file
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* \ingroup bke
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*/
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/**
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* The lines below use regex from scripts to extract their values,
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* Keep this in mind when modifying this file and keep this comment above the defines.
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*
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* \note Use #STRINGIFY() rather than defining with quotes.
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*/
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/* Blender major and minor version. */
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#define BLENDER_VERSION 300
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/* Blender patch version for bugfix releases. */
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#define BLENDER_VERSION_PATCH 0
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/** Blender release cycle stage: alpha/beta/rc/release. */
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#define BLENDER_VERSION_CYCLE alpha
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/* Blender file format version. */
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#define BLENDER_FILE_VERSION BLENDER_VERSION
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#define BLENDER_FILE_SUBVERSION 28
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/* Minimum Blender version that supports reading file written with the current
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* version. Older Blender versions will test this and show a warning if the file
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* was written with too new a version. */
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#define BLENDER_FILE_MIN_VERSION 300
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#define BLENDER_FILE_MIN_SUBVERSION 26
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/** User readable version string. */
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const char *BKE_blender_version_string(void);
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/* Returns true when version cycle is alpha, otherwise (beta, rc) returns false. */
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bool BKE_blender_version_is_alpha(void);
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#ifdef __cplusplus
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}
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#endif
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