60 lines
1.9 KiB
C++
60 lines
1.9 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/** \file
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* \ingroup gpu
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*/
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#pragma once
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#include "BLI_compiler_attrs.h"
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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 rctf;
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/* gpu_batch_utils.c */
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/**
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* Creates triangles from a byte-array of polygons.
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*
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* See 'make_shape_2d_from_blend.py' utility to create data to pass to this function.
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*
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* \param polys_flat: Pairs of X, Y coordinates (repeating to signify closing the polygon).
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* \param polys_flat_len: Length of the array (must be an even number).
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* \param rect: Optional region to map the byte 0..255 coords to. When not set use -1..1.
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*/
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struct GPUBatch *GPU_batch_tris_from_poly_2d_encoded(
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const uchar *polys_flat, uint polys_flat_len, const struct rctf *rect) ATTR_WARN_UNUSED_RESULT
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ATTR_NONNULL(1);
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struct GPUBatch *GPU_batch_wire_from_poly_2d_encoded(
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const uchar *polys_flat, uint polys_flat_len, const struct rctf *rect) ATTR_WARN_UNUSED_RESULT
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ATTR_NONNULL(1);
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/**
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* Replacement for #gluSphere.
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*
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* \note Only use by draw manager. Use the presets function instead for interface.
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*/
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struct GPUBatch *gpu_batch_sphere(int lat_res, int lon_res) ATTR_WARN_UNUSED_RESULT;
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#ifdef __cplusplus
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}
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#endif
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