34 lines
916 B
C
34 lines
916 B
C
/* SPDX-License-Identifier: GPL-2.0-or-later
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* Copyright 2019 Blender Foundation. All rights reserved. */
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/** \file
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* \ingroup bke
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*/
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#pragma once
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#include "BLI_sys_types.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct Mesh;
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struct Subdiv;
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/* Special version of subdivision surface which calculates final positions for coarse vertices.
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* Effectively is pushing the coarse positions to the limit surface.
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*
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* One of the usage examples is calculation of crazy space of subdivision modifier, allowing to
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* paint on a deformed mesh with sub-surf on it.
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*
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* vertex_cos are supposed to hold coordinates of the coarse mesh. */
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void BKE_subdiv_deform_coarse_vertices(struct Subdiv *subdiv,
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const struct Mesh *coarse_mesh,
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float (*vertex_cos)[3],
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int num_verts);
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#ifdef __cplusplus
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}
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#endif
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