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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) 2016 Blender Foundation.
* All rights reserved.
*
*
* Contributor(s): Mike Erwin
*
* ***** END GPL LICENSE BLOCK *****
*/
/* Batched geometry rendering is powered by the Gawain library.
* This file contains any additions or modifications specific to Blender.
*/
#ifndef __GPU_BATCH_H__
#define __GPU_BATCH_H__
#include "../../../intern/gawain/gawain/gwn_batch.h"
#include "../../../intern/gawain/gawain/gwn_batch_private.h"
struct rctf;
// TODO: CMake magic to do this:
// #include "gawain/batch.h"
#include "BLI_compiler_attrs.h"
#include "BLI_sys_types.h"
#include "GPU_shader.h"
/* Extend GWN_batch_program_set to use Blender’s library of built-in shader programs. */
/* gpu_batch.c */
void GWN_batch_program_set_builtin(Gwn_Batch *batch, GPUBuiltinShader shader_id) ATTR_NONNULL(1);
Gwn_Batch *GPU_batch_tris_from_poly_2d_encoded(
const uchar *polys_flat, uint polys_flat_len, const struct rctf *rect
) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL(1);
Gwn_Batch *GPU_batch_wire_from_poly_2d_encoded(
const uchar *polys_flat, uint polys_flat_len, const struct rctf *rect
) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL(1);
void gpu_batch_init(void);
void gpu_batch_exit(void);
/* gpu_batch_presets.c */
/* Only use by draw manager. Use the presets function instead for interface. */
Gwn_Batch *gpu_batch_sphere(int lat_res, int lon_res) ATTR_WARN_UNUSED_RESULT;
/* Replacement for gluSphere */
Gwn_Batch *GPU_batch_preset_sphere(int lod) ATTR_WARN_UNUSED_RESULT;
Gwn_Batch *GPU_batch_preset_sphere_wire(int lod) ATTR_WARN_UNUSED_RESULT;
void gpu_batch_presets_init(void);
void gpu_batch_presets_register(Gwn_Batch *preset_batch);
void gpu_batch_presets_reset(void);
void gpu_batch_presets_exit(void);
#endif /* __GPU_BATCH_H__ */
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