444 lines
12 KiB
C
444 lines
12 KiB
C
/* GIMP - The GNU Image Manipulation Program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* gimp-layer-modes.c
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* Copyright (C) 2017 Michael Natterer <mitch@gimp.org>
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* Øyvind Kolås <pippin@gimp.org>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <glib-object.h>
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#include "core-types.h"
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#include "gimp-layer-modes.h"
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gboolean
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gimp_layer_mode_is_legacy (GimpLayerMode mode)
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{
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switch (mode)
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{
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case GIMP_LAYER_MODE_MULTIPLY_LEGACY:
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case GIMP_LAYER_MODE_SCREEN_LEGACY:
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case GIMP_LAYER_MODE_OVERLAY_LEGACY:
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case GIMP_LAYER_MODE_DIFFERENCE_LEGACY:
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case GIMP_LAYER_MODE_ADDITION_LEGACY:
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case GIMP_LAYER_MODE_SUBTRACT_LEGACY:
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case GIMP_LAYER_MODE_DARKEN_ONLY_LEGACY:
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case GIMP_LAYER_MODE_LIGHTEN_ONLY_LEGACY:
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case GIMP_LAYER_MODE_HSV_HUE_LEGACY:
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case GIMP_LAYER_MODE_HSV_SATURATION_LEGACY:
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case GIMP_LAYER_MODE_HSV_COLOR_LEGACY:
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case GIMP_LAYER_MODE_HSV_VALUE_LEGACY:
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case GIMP_LAYER_MODE_DIVIDE_LEGACY:
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case GIMP_LAYER_MODE_DODGE_LEGACY:
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case GIMP_LAYER_MODE_BURN_LEGACY:
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case GIMP_LAYER_MODE_HARDLIGHT_LEGACY:
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case GIMP_LAYER_MODE_SOFTLIGHT_LEGACY:
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case GIMP_LAYER_MODE_GRAIN_EXTRACT_LEGACY:
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case GIMP_LAYER_MODE_GRAIN_MERGE_LEGACY:
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return TRUE;
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default:
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break;
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}
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return FALSE;
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}
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gboolean
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gimp_layer_mode_is_linear (GimpLayerMode mode)
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{
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switch (mode)
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{
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case GIMP_LAYER_MODE_NORMAL_NON_LINEAR:
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return FALSE;
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case GIMP_LAYER_MODE_DISSOLVE:
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return TRUE;
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case GIMP_LAYER_MODE_BEHIND:
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return FALSE;
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case GIMP_LAYER_MODE_MULTIPLY_LEGACY:
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case GIMP_LAYER_MODE_SCREEN_LEGACY:
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case GIMP_LAYER_MODE_OVERLAY_LEGACY:
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case GIMP_LAYER_MODE_DIFFERENCE_LEGACY:
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case GIMP_LAYER_MODE_ADDITION_LEGACY:
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case GIMP_LAYER_MODE_SUBTRACT_LEGACY:
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case GIMP_LAYER_MODE_DARKEN_ONLY_LEGACY:
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case GIMP_LAYER_MODE_LIGHTEN_ONLY_LEGACY:
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case GIMP_LAYER_MODE_HSV_HUE_LEGACY:
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case GIMP_LAYER_MODE_HSV_SATURATION_LEGACY:
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case GIMP_LAYER_MODE_HSV_COLOR_LEGACY:
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case GIMP_LAYER_MODE_HSV_VALUE_LEGACY:
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case GIMP_LAYER_MODE_DIVIDE_LEGACY:
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case GIMP_LAYER_MODE_DODGE_LEGACY:
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case GIMP_LAYER_MODE_BURN_LEGACY:
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case GIMP_LAYER_MODE_HARDLIGHT_LEGACY:
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case GIMP_LAYER_MODE_SOFTLIGHT_LEGACY:
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case GIMP_LAYER_MODE_GRAIN_EXTRACT_LEGACY:
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case GIMP_LAYER_MODE_GRAIN_MERGE_LEGACY:
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return FALSE;
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case GIMP_LAYER_MODE_COLOR_ERASE:
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case GIMP_LAYER_MODE_OVERLAY:
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case GIMP_LAYER_MODE_LCH_HUE:
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case GIMP_LAYER_MODE_LCH_CHROMA:
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case GIMP_LAYER_MODE_LCH_COLOR:
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case GIMP_LAYER_MODE_LCH_LIGHTNESS:
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return FALSE;
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case GIMP_LAYER_MODE_NORMAL:
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return TRUE;
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case GIMP_LAYER_MODE_MULTIPLY:
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case GIMP_LAYER_MODE_SCREEN:
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case GIMP_LAYER_MODE_DIFFERENCE:
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case GIMP_LAYER_MODE_ADDITION:
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case GIMP_LAYER_MODE_SUBTRACT:
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case GIMP_LAYER_MODE_DARKEN_ONLY:
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case GIMP_LAYER_MODE_LIGHTEN_ONLY:
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case GIMP_LAYER_MODE_HSV_HUE:
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case GIMP_LAYER_MODE_HSV_SATURATION:
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case GIMP_LAYER_MODE_HSV_COLOR:
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case GIMP_LAYER_MODE_HSV_VALUE:
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case GIMP_LAYER_MODE_DIVIDE:
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case GIMP_LAYER_MODE_DODGE:
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case GIMP_LAYER_MODE_BURN:
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case GIMP_LAYER_MODE_HARDLIGHT:
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case GIMP_LAYER_MODE_SOFTLIGHT:
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case GIMP_LAYER_MODE_GRAIN_EXTRACT:
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case GIMP_LAYER_MODE_GRAIN_MERGE:
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return FALSE;
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case GIMP_LAYER_MODE_BEHIND_LINEAR:
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case GIMP_LAYER_MODE_MULTIPLY_LINEAR:
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case GIMP_LAYER_MODE_SCREEN_LINEAR:
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case GIMP_LAYER_MODE_OVERLAY_LINEAR:
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case GIMP_LAYER_MODE_DIFFERENCE_LINEAR:
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case GIMP_LAYER_MODE_ADDITION_LINEAR:
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case GIMP_LAYER_MODE_SUBTRACT_LINEAR:
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case GIMP_LAYER_MODE_DARKEN_ONLY_LINEAR:
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case GIMP_LAYER_MODE_LIGHTEN_ONLY_LINEAR:
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case GIMP_LAYER_MODE_DIVIDE_LINEAR:
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case GIMP_LAYER_MODE_DODGE_LINEAR:
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case GIMP_LAYER_MODE_BURN_LINEAR:
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case GIMP_LAYER_MODE_HARDLIGHT_LINEAR:
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case GIMP_LAYER_MODE_SOFTLIGHT_LINEAR:
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case GIMP_LAYER_MODE_GRAIN_EXTRACT_LINEAR:
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case GIMP_LAYER_MODE_GRAIN_MERGE_LINEAR:
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return TRUE;
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case GIMP_LAYER_MODE_ERASE:
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return TRUE;
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case GIMP_LAYER_MODE_REPLACE:
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return FALSE;
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case GIMP_LAYER_MODE_ANTI_ERASE:
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return TRUE;
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}
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return FALSE;
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}
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GimpLayerBlendTRC
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gimp_layer_mode_get_blend_trc (GimpLayerMode mode)
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{
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switch (mode)
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{
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case GIMP_LAYER_MODE_NORMAL_NON_LINEAR:
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return GIMP_LAYER_BLEND_RGB_PERCEPTUAL;
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case GIMP_LAYER_MODE_DISSOLVE:
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return GIMP_LAYER_BLEND_RGB_LINEAR;
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case GIMP_LAYER_MODE_BEHIND:
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return GIMP_LAYER_BLEND_RGB_PERCEPTUAL;
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case GIMP_LAYER_MODE_MULTIPLY_LEGACY:
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case GIMP_LAYER_MODE_SCREEN_LEGACY:
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case GIMP_LAYER_MODE_OVERLAY_LEGACY:
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case GIMP_LAYER_MODE_DIFFERENCE_LEGACY:
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case GIMP_LAYER_MODE_ADDITION_LEGACY:
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case GIMP_LAYER_MODE_SUBTRACT_LEGACY:
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case GIMP_LAYER_MODE_DARKEN_ONLY_LEGACY:
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case GIMP_LAYER_MODE_LIGHTEN_ONLY_LEGACY:
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case GIMP_LAYER_MODE_HSV_HUE_LEGACY:
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case GIMP_LAYER_MODE_HSV_SATURATION_LEGACY:
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case GIMP_LAYER_MODE_HSV_COLOR_LEGACY:
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case GIMP_LAYER_MODE_HSV_VALUE_LEGACY:
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case GIMP_LAYER_MODE_DIVIDE_LEGACY:
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case GIMP_LAYER_MODE_DODGE_LEGACY:
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case GIMP_LAYER_MODE_BURN_LEGACY:
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case GIMP_LAYER_MODE_HARDLIGHT_LEGACY:
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case GIMP_LAYER_MODE_SOFTLIGHT_LEGACY:
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case GIMP_LAYER_MODE_GRAIN_EXTRACT_LEGACY:
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case GIMP_LAYER_MODE_GRAIN_MERGE_LEGACY:
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return FALSE;
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case GIMP_LAYER_MODE_COLOR_ERASE:
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case GIMP_LAYER_MODE_OVERLAY:
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return GIMP_LAYER_BLEND_RGB_PERCEPTUAL;
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case GIMP_LAYER_MODE_LCH_HUE:
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case GIMP_LAYER_MODE_LCH_CHROMA:
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case GIMP_LAYER_MODE_LCH_COLOR:
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case GIMP_LAYER_MODE_LCH_LIGHTNESS:
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return GIMP_LAYER_BLEND_LAB;
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case GIMP_LAYER_MODE_NORMAL:
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return GIMP_LAYER_BLEND_RGB_LINEAR;
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case GIMP_LAYER_MODE_MULTIPLY:
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case GIMP_LAYER_MODE_SCREEN:
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case GIMP_LAYER_MODE_DIFFERENCE:
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case GIMP_LAYER_MODE_ADDITION:
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case GIMP_LAYER_MODE_SUBTRACT:
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case GIMP_LAYER_MODE_DARKEN_ONLY:
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case GIMP_LAYER_MODE_LIGHTEN_ONLY:
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case GIMP_LAYER_MODE_HSV_HUE:
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case GIMP_LAYER_MODE_HSV_SATURATION:
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case GIMP_LAYER_MODE_HSV_COLOR:
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case GIMP_LAYER_MODE_HSV_VALUE:
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case GIMP_LAYER_MODE_DIVIDE:
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case GIMP_LAYER_MODE_DODGE:
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case GIMP_LAYER_MODE_BURN:
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case GIMP_LAYER_MODE_HARDLIGHT:
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case GIMP_LAYER_MODE_SOFTLIGHT:
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case GIMP_LAYER_MODE_GRAIN_EXTRACT:
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case GIMP_LAYER_MODE_GRAIN_MERGE:
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return GIMP_LAYER_BLEND_RGB_PERCEPTUAL;
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case GIMP_LAYER_MODE_BEHIND_LINEAR:
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case GIMP_LAYER_MODE_MULTIPLY_LINEAR:
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case GIMP_LAYER_MODE_SCREEN_LINEAR:
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case GIMP_LAYER_MODE_OVERLAY_LINEAR:
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case GIMP_LAYER_MODE_DIFFERENCE_LINEAR:
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case GIMP_LAYER_MODE_ADDITION_LINEAR:
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case GIMP_LAYER_MODE_SUBTRACT_LINEAR:
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case GIMP_LAYER_MODE_DARKEN_ONLY_LINEAR:
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case GIMP_LAYER_MODE_LIGHTEN_ONLY_LINEAR:
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case GIMP_LAYER_MODE_DIVIDE_LINEAR:
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case GIMP_LAYER_MODE_DODGE_LINEAR:
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case GIMP_LAYER_MODE_BURN_LINEAR:
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case GIMP_LAYER_MODE_HARDLIGHT_LINEAR:
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case GIMP_LAYER_MODE_SOFTLIGHT_LINEAR:
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case GIMP_LAYER_MODE_GRAIN_EXTRACT_LINEAR:
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case GIMP_LAYER_MODE_GRAIN_MERGE_LINEAR:
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return GIMP_LAYER_BLEND_RGB_LINEAR;
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case GIMP_LAYER_MODE_ERASE:
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return GIMP_LAYER_BLEND_RGB_LINEAR;
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case GIMP_LAYER_MODE_REPLACE:
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return GIMP_LAYER_BLEND_RGB_PERCEPTUAL;
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case GIMP_LAYER_MODE_ANTI_ERASE:
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return GIMP_LAYER_BLEND_RGB_LINEAR;
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}
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return GIMP_LAYER_BLEND_RGB_LINEAR;
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}
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GimpLayerBlendTRC
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gimp_layer_mode_get_composite_trc (GimpLayerMode mode)
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{
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return GIMP_LAYER_BLEND_RGB_LINEAR;
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}
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GimpLayerCompositeMode
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gimp_layer_mode_get_composite_mode (GimpLayerMode mode)
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{
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return GIMP_LAYER_COMPOSITE_SRC_OVER;
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}
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const gchar *
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gimp_layer_mode_get_operation (GimpLayerMode mode)
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{
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switch (mode)
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{
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case GIMP_LAYER_MODE_NORMAL_NON_LINEAR:
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case GIMP_LAYER_MODE_NORMAL:
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return "gimp:normal";
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case GIMP_LAYER_MODE_DISSOLVE:
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return "gimp:dissolve";
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case GIMP_LAYER_MODE_BEHIND:
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case GIMP_LAYER_MODE_BEHIND_LINEAR:
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return "gimp:behind";
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case GIMP_LAYER_MODE_MULTIPLY_LEGACY:
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return "gimp:multiply-legacy";
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case GIMP_LAYER_MODE_MULTIPLY:
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case GIMP_LAYER_MODE_MULTIPLY_LINEAR:
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return "gimp:multiply";
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case GIMP_LAYER_MODE_SCREEN_LEGACY:
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return "gimp:screen-legacy";
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case GIMP_LAYER_MODE_SCREEN:
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case GIMP_LAYER_MODE_SCREEN_LINEAR:
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return "gimp:screen";
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case GIMP_LAYER_MODE_OVERLAY_LEGACY:
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return "gimp:softlight-legacy";
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case GIMP_LAYER_MODE_OVERLAY:
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case GIMP_LAYER_MODE_OVERLAY_LINEAR:
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return "gimp:overlay";
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case GIMP_LAYER_MODE_DIFFERENCE_LEGACY:
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return "gimp:difference-legacy";
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case GIMP_LAYER_MODE_DIFFERENCE:
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case GIMP_LAYER_MODE_DIFFERENCE_LINEAR:
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return "gimp:difference";
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case GIMP_LAYER_MODE_ADDITION_LEGACY:
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return "gimp:addition-legacy";
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case GIMP_LAYER_MODE_ADDITION:
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case GIMP_LAYER_MODE_ADDITION_LINEAR:
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return "gimp:addition";
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case GIMP_LAYER_MODE_SUBTRACT_LEGACY:
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return "gimp:subtract-legacy";
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case GIMP_LAYER_MODE_SUBTRACT:
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case GIMP_LAYER_MODE_SUBTRACT_LINEAR:
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return "gimp:subtract";
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case GIMP_LAYER_MODE_DARKEN_ONLY_LEGACY:
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return "gimp:darken-only-legacy";
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case GIMP_LAYER_MODE_DARKEN_ONLY:
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case GIMP_LAYER_MODE_DARKEN_ONLY_LINEAR:
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return "gimp:darken-only";
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case GIMP_LAYER_MODE_LIGHTEN_ONLY_LEGACY:
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return "gimp:lighten-only-legacy";
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case GIMP_LAYER_MODE_LIGHTEN_ONLY:
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case GIMP_LAYER_MODE_LIGHTEN_ONLY_LINEAR:
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return "gimp:lighten-only";
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case GIMP_LAYER_MODE_HSV_HUE_LEGACY:
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return "gimp:hsv-hue-legacy";
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case GIMP_LAYER_MODE_HSV_HUE:
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return "gimp:hsv-hue";
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case GIMP_LAYER_MODE_HSV_SATURATION_LEGACY:
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return "gimp:hsv-saturation-legacy";
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case GIMP_LAYER_MODE_HSV_SATURATION:
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return "gimp:hsv-saturation";
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case GIMP_LAYER_MODE_HSV_COLOR_LEGACY:
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return "gimp:hsv-color-legacy";
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case GIMP_LAYER_MODE_HSV_COLOR:
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return "gimp:hsv-color";
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case GIMP_LAYER_MODE_HSV_VALUE_LEGACY:
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return "gimp:hsv-value-legacy";
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case GIMP_LAYER_MODE_HSV_VALUE:
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return "gimp:hsv-value";
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case GIMP_LAYER_MODE_DIVIDE_LEGACY:
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return "gimp:divide-legacy";
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case GIMP_LAYER_MODE_DIVIDE:
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case GIMP_LAYER_MODE_DIVIDE_LINEAR:
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return "gimp:divide";
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case GIMP_LAYER_MODE_DODGE_LEGACY:
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return "gimp:dodge-legacy";
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case GIMP_LAYER_MODE_DODGE:
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case GIMP_LAYER_MODE_DODGE_LINEAR:
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return "gimp:dodge";
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case GIMP_LAYER_MODE_BURN_LEGACY:
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return "gimp:burn-legacy";
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case GIMP_LAYER_MODE_BURN:
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case GIMP_LAYER_MODE_BURN_LINEAR:
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return "gimp:burn";
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case GIMP_LAYER_MODE_HARDLIGHT_LEGACY:
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return "gimp:hardlight-legacy";
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case GIMP_LAYER_MODE_HARDLIGHT:
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case GIMP_LAYER_MODE_HARDLIGHT_LINEAR:
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return "gimp:hardlight";
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case GIMP_LAYER_MODE_SOFTLIGHT_LEGACY:
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return "gimp:softlight-legacy";
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case GIMP_LAYER_MODE_SOFTLIGHT:
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case GIMP_LAYER_MODE_SOFTLIGHT_LINEAR:
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return "gimp:softlight";
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case GIMP_LAYER_MODE_GRAIN_EXTRACT_LEGACY:
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return "gimp:grain-extract-legacy";
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case GIMP_LAYER_MODE_GRAIN_EXTRACT:
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case GIMP_LAYER_MODE_GRAIN_EXTRACT_LINEAR:
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return "gimp:grain-extract";
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case GIMP_LAYER_MODE_GRAIN_MERGE_LEGACY:
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return "gimp:grain-merge-legacy";
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case GIMP_LAYER_MODE_GRAIN_MERGE:
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case GIMP_LAYER_MODE_GRAIN_MERGE_LINEAR:
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return "gimp:grain-merge";
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case GIMP_LAYER_MODE_COLOR_ERASE:
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return "gimp:color-erase";
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case GIMP_LAYER_MODE_LCH_HUE:
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return "gimp:lch-hue";
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case GIMP_LAYER_MODE_LCH_CHROMA:
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return "gimp:lch-chroma";
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case GIMP_LAYER_MODE_LCH_COLOR:
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return "gimp:lch-color";
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case GIMP_LAYER_MODE_LCH_LIGHTNESS:
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return "gimp:lch-lightness";
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case GIMP_LAYER_MODE_ERASE:
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return "gimp:erase";
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case GIMP_LAYER_MODE_REPLACE:
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return "gimp:replace";
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case GIMP_LAYER_MODE_ANTI_ERASE:
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return "gimp:anti-erase";
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}
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return NULL;
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}
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