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/*
* 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.
*/
/** \file
* \ingroup gpu
*/
#pragma once
#include "BLI_compiler_attrs.h"
#include "BLI_sys_types.h"
#ifdef __cplusplus
extern "C" {
#endif
struct rctf;
/* gpu_batch_utils.c */
/**
* Creates triangles from a byte-array of polygons.
*
* See 'make_shape_2d_from_blend.py' utility to create data to pass to this function.
*
* \param polys_flat: Pairs of X, Y coordinates (repeating to signify closing the polygon).
* \param polys_flat_len: Length of the array (must be an even number).
* \param rect: Optional region to map the byte 0..255 coords to. When not set use -1..1.
*/
struct GPUBatch *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);
struct GPUBatch *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);
/**
* Replacement for #gluSphere.
*
* \note Only use by draw manager. Use the presets function instead for interface.
*/
struct GPUBatch *gpu_batch_sphere(int lat_res, int lon_res) ATTR_WARN_UNUSED_RESULT;
#ifdef __cplusplus
}
#endif
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