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blender-archive/source/blender/modifiers/intern/MOD_none.c
Mai Lavelle be4df85919 Modifiers: Add wrapper functions with Mesh / DerivedMesh conversion
Makes the follow changes:

- Add new `deform*` and `apply*` function pointers to `ModifierTypeInfo` that take `Mesh`, and rename the old functions to indicate that they take `DerivedMesh`. These new functions are currently set to `NULL` for all modifiers.
- Add wrapper `modifier_deform*` and `modifier_apply*` functions in two variants: one that works with `Mesh` and the other which works with `DerivedMesh` that is named with `*_DM_depercated`. These functions check which type of data the modifier supports and converts if necessary
- Update the rest of Blender to be aware and make use of these new functions

The goal of these changes is to make it possible to port to using `Mesh` incrementally without ever needing to enter into a state where modifiers don't work. After everything has been ported over the old functions and wrappers could be removed.

Reviewers: campbellbarton, sergey, mont29

Subscribers: sybren

Tags: #bf_blender_2.8

Differential Revision: https://developer.blender.org/D3155
2018-05-01 18:02:17 +02:00

86 lines
2.5 KiB
C

/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2005 Blender Foundation.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): Daniel Dunbar
* Ton Roosendaal,
* Ben Batt,
* Brecht Van Lommel,
* Campbell Barton
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/modifiers/intern/MOD_none.c
* \ingroup modifiers
*/
#include <stdio.h>
#include "BLI_utildefines.h"
#include "MOD_modifiertypes.h"
/* We only need to define isDisabled; because it always returns 1,
* no other functions will be called
*/
static bool isDisabled(ModifierData *UNUSED(md), int UNUSED(userRenderParams))
{
return true;
}
ModifierTypeInfo modifierType_None = {
/* name */ "None",
/* structName */ "ModifierData",
/* structSize */ sizeof(ModifierData),
/* type */ eModifierTypeType_None,
/* flags */ eModifierTypeFlag_AcceptsMesh |
eModifierTypeFlag_AcceptsCVs,
/* copyData */ NULL,
/* deformVerts_DM */ NULL,
/* deformMatrices_DM */ NULL,
/* deformVertsEM_DM */ NULL,
/* deformMatricesEM_DM*/NULL,
/* applyModifier_DM */ NULL,
/* applyModifierEM_DM */NULL,
/* deformVerts */ NULL,
/* deformMatrices */ NULL,
/* deformVertsEM */ NULL,
/* deformMatricesEM */ NULL,
/* applyModifier */ NULL,
/* applyModifierEM */ NULL,
/* initData */ NULL,
/* requiredDataMask */ NULL,
/* freeData */ NULL,
/* isDisabled */ isDisabled,
/* updateDepsgraph */ NULL,
/* dependsOnTime */ NULL,
/* dependsOnNormals */ NULL,
/* foreachObjectLink */ NULL,
/* foreachIDLink */ NULL,
/* foreachTexLink */ NULL,
};