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blender-archive/source/blender/makesrna/intern/rna_texture_api.c
Campbell Barton c434782e3a File headers: SPDX License migration
Use a shorter/simpler license convention, stops the header taking so
much space.

Follow the SPDX license specification: https://spdx.org/licenses

- C/C++/objc/objc++
- Python
- Shell Scripts
- CMake, GNUmakefile

While most of the source tree has been included

- `./extern/` was left out.
- `./intern/cycles` & `./intern/atomic` are also excluded because they
  use different header conventions.

doc/license/SPDX-license-identifiers.txt has been added to list SPDX all
used identifiers.

See P2788 for the script that automated these edits.

Reviewed By: brecht, mont29, sergey

Ref D14069
2022-02-11 09:14:36 +11:00

82 lines
1.8 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/** \file
* \ingroup RNA
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "BLI_utildefines.h"
#include "RNA_define.h"
#include "rna_internal.h" /* own include */
#ifdef RNA_RUNTIME
# include "BKE_context.h"
# include "BKE_global.h"
# include "BLI_math.h"
# include "DNA_scene_types.h"
# include "IMB_imbuf.h"
# include "IMB_imbuf_types.h"
# include "RE_pipeline.h"
# include "RE_texture.h"
static void texture_evaluate(struct Tex *tex, float value[3], float r_color[4])
{
TexResult texres = {0.0f};
/* TODO(sergey): always use color management now. */
multitex_ext(tex, value, NULL, NULL, 1, &texres, 0, NULL, true, false);
copy_v3_v3(r_color, texres.trgba);
r_color[3] = texres.tin;
}
#else
void RNA_api_texture(StructRNA *srna)
{
FunctionRNA *func;
PropertyRNA *parm;
func = RNA_def_function(srna, "evaluate", "texture_evaluate");
RNA_def_function_ui_description(
func, "Evaluate the texture at the a given coordinate and returns the result");
parm = RNA_def_float_vector(
func,
"value",
3,
NULL,
-FLT_MAX,
FLT_MAX,
"The coordinates (x,y,z) of the texture, in case of a 3D texture, the z value is the slice "
"of the texture that is evaluated. For 2D textures such as images, the z value is ignored",
"",
-1e4,
1e4);
RNA_def_parameter_flags(parm, 0, PARM_REQUIRED);
/* return location and normal */
parm = RNA_def_float_vector(
func,
"result",
4,
NULL,
-FLT_MAX,
FLT_MAX,
"The result of the texture where (x,y,z,w) are (red, green, blue, intensity). "
"For grayscale textures, often intensity only will be used",
NULL,
-1e4,
1e4);
RNA_def_parameter_flags(parm, PROP_THICK_WRAP, 0);
RNA_def_function_output(func, parm);
}
#endif