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/*
* ***** 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): Brecht Van Lommel.
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file GPU_buffers.h
* \ingroup gpu
*/
#ifndef __GPU_BUFFERS_H__
#define __GPU_BUFFERS_H__
#include <stddef.h>
struct BMesh;
struct CCGElem;
struct CCGKey;
struct DMFlagMat;
struct GridCommonGPUBuffer;
struct GSet;
struct MLoop;
struct MLoopTri;
struct MPoly;
struct MVert;
struct PBVH;
/* Buffers for non-DerivedMesh drawing */
typedef struct GPU_PBVH_Buffers GPU_PBVH_Buffers;
/* build */
GPU_PBVH_Buffers *GPU_pbvh_mesh_buffers_build(
const int (*face_vert_indices)[3],
const struct MPoly *mpoly, const struct MLoop *mloop, const struct MLoopTri *looptri,
const struct MVert *verts,
const int *face_indices,
const int face_indices_len);
GPU_PBVH_Buffers *GPU_pbvh_grid_buffers_build(
int *grid_indices, int totgrid, unsigned int **grid_hidden, int gridsize, const struct CCGKey *key,
struct GridCommonGPUBuffer **grid_common_gpu_buffer);
GPU_PBVH_Buffers *GPU_pbvh_bmesh_buffers_build(bool smooth_shading);
/* update */
enum {
GPU_PBVH_BUFFERS_SHOW_DIFFUSE_COLOR = (1 << 0),
GPU_PBVH_BUFFERS_SHOW_MASK = (1 << 1),
};
void GPU_pbvh_mesh_buffers_update(
GPU_PBVH_Buffers *buffers, const struct MVert *mvert,
const int *vert_indices, int totvert, const float *vmask,
const int (*face_vert_indices)[3],
const int update_flags);
void GPU_pbvh_bmesh_buffers_update(
GPU_PBVH_Buffers *buffers,
struct BMesh *bm,
struct GSet *bm_faces,
struct GSet *bm_unique_verts,
struct GSet *bm_other_verts,
const int update_flags);
void GPU_pbvh_grid_buffers_update(
GPU_PBVH_Buffers *buffers, struct CCGElem **grids,
const struct DMFlagMat *grid_flag_mats,
int *grid_indices, int totgrid, const struct CCGKey *key,
const int update_flags);
/* draw */
struct Gwn_Batch *GPU_pbvh_buffers_batch_get(GPU_PBVH_Buffers *buffers, bool fast);
/* debug PBVH draw */
void GPU_pbvh_BB_draw(float min[3], float max[3], bool leaf, unsigned int pos);
bool GPU_pbvh_buffers_diffuse_changed(GPU_PBVH_Buffers *buffers, struct GSet *bm_faces, bool show_diffuse_color);
bool GPU_pbvh_buffers_mask_changed(GPU_PBVH_Buffers *buffers, bool show_mask);
void GPU_pbvh_buffers_free(GPU_PBVH_Buffers *buffers);
void GPU_pbvh_multires_buffers_free(struct GridCommonGPUBuffer **grid_common_gpu_buffer);
void GPU_pbvh_fix_linking(void);
#endif
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