82 lines
3.0 KiB
C
82 lines
3.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later
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* Copyright 2012 Blender Foundation. All rights reserved. */
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#pragma once
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/** \file
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* \ingroup bli
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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void BLI_bicubic_interpolation_fl(
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const float *buffer, float *output, int width, int height, int components, float u, float v);
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void BLI_bicubic_interpolation_char(const unsigned char *buffer,
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unsigned char *output,
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int width,
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int height,
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int components,
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float u,
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float v);
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void BLI_bilinear_interpolation_fl(
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const float *buffer, float *output, int width, int height, int components, float u, float v);
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void BLI_bilinear_interpolation_char(const unsigned char *buffer,
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unsigned char *output,
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int width,
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int height,
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int components,
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float u,
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float v);
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void BLI_bilinear_interpolation_wrap_fl(const float *buffer,
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float *output,
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int width,
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int height,
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int components,
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float u,
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float v,
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bool wrap_x,
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bool wrap_y);
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void BLI_bilinear_interpolation_wrap_char(const unsigned char *buffer,
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unsigned char *output,
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int width,
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int height,
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int components,
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float u,
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float v,
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bool wrap_x,
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bool wrap_y);
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#define EWA_MAXIDX 255
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extern const float EWA_WTS[EWA_MAXIDX + 1];
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typedef void (*ewa_filter_read_pixel_cb)(void *userdata, int x, int y, float result[4]);
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void BLI_ewa_imp2radangle(
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float A, float B, float C, float F, float *a, float *b, float *th, float *ecc);
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/**
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* TODO(sergey): Consider making this function inlined, so the pixel read callback
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* could also be inlined in order to avoid per-pixel function calls.
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*/
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void BLI_ewa_filter(int width,
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int height,
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bool intpol,
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bool use_alpha,
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const float uv[2],
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const float du[2],
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const float dv[2],
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ewa_filter_read_pixel_cb read_pixel_cb,
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void *userdata,
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float result[4]);
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#ifdef __cplusplus
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}
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#endif
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