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blender-archive/source/blender/blenlib/BLI_expr_pylike_eval.h
Jacques Lucke 91694b9b58 Code Style: use "#pragma once" in source directory
This replaces header include guards with `#pragma once`.
A couple of include guards are not removed yet (e.g. `__RNA_TYPES_H__`),
because they are used in other places.

This patch has been generated by P1561 followed by `make format`.

Differential Revision: https://developer.blender.org/D8466
2020-08-07 09:50:34 +02:00

59 lines
2.1 KiB
C++

/*
* 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) 2018 Blender Foundation, Alexander Gavrilov
* All rights reserved.
*/
#pragma once
/** \file
* \ingroup bli
*/
#ifdef __cplusplus
extern "C" {
#endif
/** Opaque structure containing pre-parsed data for evaluation. */
typedef struct ExprPyLike_Parsed ExprPyLike_Parsed;
/** Expression evaluation return code. */
typedef enum eExprPyLike_EvalStatus {
EXPR_PYLIKE_SUCCESS = 0,
/* Computation errors; result is still set, but may be NaN */
EXPR_PYLIKE_DIV_BY_ZERO,
EXPR_PYLIKE_MATH_ERROR,
/* Expression dependent errors or bugs; result is 0 */
EXPR_PYLIKE_INVALID,
EXPR_PYLIKE_FATAL_ERROR,
} eExprPyLike_EvalStatus;
void BLI_expr_pylike_free(struct ExprPyLike_Parsed *expr);
bool BLI_expr_pylike_is_valid(struct ExprPyLike_Parsed *expr);
bool BLI_expr_pylike_is_constant(struct ExprPyLike_Parsed *expr);
bool BLI_expr_pylike_is_using_param(struct ExprPyLike_Parsed *expr, int index);
ExprPyLike_Parsed *BLI_expr_pylike_parse(const char *expression,
const char **param_names,
int param_names_len);
eExprPyLike_EvalStatus BLI_expr_pylike_eval(struct ExprPyLike_Parsed *expr,
const double *param_values,
int param_values_len,
double *r_result);
#ifdef __cplusplus
}
#endif