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blender-archive/source/blender/shader_fx/intern/FX_shader_glow.c
Falk David 97923d9b98 GPencil: glow fx, add threshold value color mode
This patch adds a threshold value to the glow effect in color mode.
Currently, the threshold is hardcoded to 5%.
You can select a color and specify a higher threshold to include
similar colors in the effect.

Note: depends on D10670

Reviewed By: #grease_pencil, pepeland

Differential Revision: https://developer.blender.org/D10672
2021-04-29 16:50:21 +02:00

115 lines
3.1 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
* This is a new part of Blender
*/
/** \file
* \ingroup shader_fx
*/
#include <stdio.h>
#include "DNA_gpencil_types.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "DNA_screen_types.h"
#include "BLI_math.h"
#include "BLI_utildefines.h"
#include "BKE_context.h"
#include "BKE_modifier.h"
#include "BKE_screen.h"
#include "BKE_shader_fx.h"
#include "UI_interface.h"
#include "UI_resources.h"
#include "RNA_access.h"
#include "FX_shader_types.h"
#include "FX_ui_common.h"
static void initData(ShaderFxData *md)
{
GlowShaderFxData *gpfx = (GlowShaderFxData *)md;
ARRAY_SET_ITEMS(gpfx->glow_color, 0.75f, 1.0f, 1.0f, 1.0f);
ARRAY_SET_ITEMS(gpfx->select_color, 0.0f, 0.0f, 0.0f);
copy_v2_fl(gpfx->blur, 50.0f);
gpfx->threshold = 0.1f;
gpfx->samples = 8;
}
static void copyData(const ShaderFxData *md, ShaderFxData *target)
{
BKE_shaderfx_copydata_generic(md, target);
}
static void panel_draw(const bContext *UNUSED(C), Panel *panel)
{
uiLayout *layout = panel->layout;
PointerRNA *ptr = shaderfx_panel_get_property_pointers(panel, NULL);
int mode = RNA_enum_get(ptr, "mode");
uiLayoutSetPropSep(layout, true);
uiItemR(layout, ptr, "mode", 0, NULL, ICON_NONE);
uiItemR(layout, ptr, "threshold", 0, NULL, ICON_NONE);
if (mode == eShaderFxGlowMode_Color) {
uiItemR(layout, ptr, "select_color", 0, NULL, ICON_NONE);
}
uiItemR(layout, ptr, "glow_color", 0, NULL, ICON_NONE);
uiItemS(layout);
uiItemR(layout, ptr, "blend_mode", 0, NULL, ICON_NONE);
uiItemR(layout, ptr, "opacity", 0, NULL, ICON_NONE);
uiItemR(layout, ptr, "size", 0, NULL, ICON_NONE);
uiItemR(layout, ptr, "rotation", 0, NULL, ICON_NONE);
uiItemR(layout, ptr, "samples", 0, NULL, ICON_NONE);
uiItemR(layout, ptr, "use_glow_under", 0, NULL, ICON_NONE);
shaderfx_panel_end(layout, ptr);
}
static void panelRegister(ARegionType *region_type)
{
shaderfx_panel_register(region_type, eShaderFxType_Glow, panel_draw);
}
ShaderFxTypeInfo shaderfx_Type_Glow = {
/* name */ "Glow",
/* structName */ "GlowShaderFxData",
/* structSize */ sizeof(GlowShaderFxData),
/* type */ eShaderFxType_GpencilType,
/* flags */ 0,
/* copyData */ copyData,
/* initData */ initData,
/* freeData */ NULL,
/* isDisabled */ NULL,
/* updateDepsgraph */ NULL,
/* dependsOnTime */ NULL,
/* foreachIDLink */ NULL,
/* panelRegister */ panelRegister,
};