1// Aseprite Document Library
2// Copyright (C) 2019 Igara Studio S.A.
3// Copyright (c) 2001-2017 David Capello
4//
5// This file is released under the terms of the MIT license.
6// Read LICENSE.txt for more information.
7
8#ifndef DOC_BLEND_FUNCS_H_INCLUDED
9#define DOC_BLEND_FUNCS_H_INCLUDED
10#pragma once
11
12#include "doc/blend_mode.h"
13#include "doc/color.h"
14
15namespace doc {
16
17 typedef color_t (*BlendFunc)(color_t backdrop, color_t src, int opacity);
18
19 color_t rgba_blender_src(color_t backdrop, color_t src, int opacity);
20 color_t rgba_blender_merge(color_t backdrop, color_t src, int opacity);
21 color_t rgba_blender_neg_bw(color_t backdrop, color_t src, int opacity);
22 color_t rgba_blender_red_tint(color_t backdrop, color_t src, int opacity);
23 color_t rgba_blender_blue_tint(color_t backdrop, color_t src, int opacity);
24 color_t rgba_blender_normal(color_t backdrop, color_t src, int opacity = 255);
25 color_t rgba_blender_normal_dst_over(color_t backdrop, color_t src, int opacity);
26 color_t rgba_blender_multiply(color_t backdrop, color_t src, int opacity);
27 color_t rgba_blender_screen(color_t backdrop, color_t src, int opacity);
28 color_t rgba_blender_overlay(color_t backdrop, color_t src, int opacity);
29 color_t rgba_blender_darken(color_t backdrop, color_t src, int opacity);
30 color_t rgba_blender_lighten(color_t backdrop, color_t src, int opacity);
31 color_t rgba_blender_color_dodge(color_t backdrop, color_t src, int opacity);
32 color_t rgba_blender_color_burn(color_t backdrop, color_t src, int opacity);
33 color_t rgba_blender_hard_light(color_t backdrop, color_t src, int opacity);
34 color_t rgba_blender_soft_light(color_t backdrop, color_t src, int opacity);
35 color_t rgba_blender_difference(color_t backdrop, color_t src, int opacity);
36 color_t rgba_blender_exclusion(color_t backdrop, color_t src, int opacity);
37 color_t rgba_blender_hsl_hue(color_t backdrop, color_t src, int opacity);
38 color_t rgba_blender_hsl_saturation(color_t backdrop, color_t src, int opacity);
39 color_t rgba_blender_hsl_color(color_t backdrop, color_t src, int opacity);
40 color_t rgba_blender_hsl_luminosity(color_t backdrop, color_t src, int opacity);
41 color_t rgba_blender_addition(color_t backdrop, color_t src, int opacity);
42 color_t rgba_blender_subtract(color_t backdrop, color_t src, int opacity);
43 color_t rgba_blender_divide(color_t backdrop, color_t src, int opacity);
44
45 color_t graya_blender_src(color_t backdrop, color_t src, int opacity);
46 color_t graya_blender_merge(color_t backdrop, color_t src, int opacity);
47 color_t graya_blender_neg_bw(color_t backdrop, color_t src, int opacity);
48 color_t graya_blender_normal(color_t backdrop, color_t src, int opacity = 255);
49 color_t graya_blender_normal_dst_over(color_t backdrop, color_t src, int opacity);
50 color_t graya_blender_multiply(color_t backdrop, color_t src, int opacity);
51 color_t graya_blender_screen(color_t backdrop, color_t src, int opacity);
52 color_t graya_blender_overlay(color_t backdrop, color_t src, int opacity);
53 color_t graya_blender_darken(color_t backdrop, color_t src, int opacity);
54 color_t graya_blender_lighten(color_t backdrop, color_t src, int opacity);
55 color_t graya_blender_color_dodge(color_t backdrop, color_t src, int opacity);
56 color_t graya_blender_color_burn(color_t backdrop, color_t src, int opacity);
57 color_t graya_blender_hard_light(color_t backdrop, color_t src, int opacity);
58 color_t graya_blender_soft_light(color_t backdrop, color_t src, int opacity);
59 color_t graya_blender_difference(color_t backdrop, color_t src, int opacity);
60 color_t graya_blender_exclusion(color_t backdrop, color_t src, int opacity);
61 color_t graya_blender_addition(color_t backdrop, color_t src, int opacity);
62 color_t graya_blender_subtract(color_t backdrop, color_t src, int opacity);
63 color_t graya_blender_divide(color_t backdrop, color_t src, int opacity);
64
65 color_t indexed_blender_src(color_t dst, color_t src, int opacity);
66
67 BlendFunc get_rgba_blender(BlendMode blendmode, const bool newBlend);
68 BlendFunc get_graya_blender(BlendMode blendmode, const bool newBlend);
69 BlendFunc get_indexed_blender(BlendMode blendmode, const bool newBlend);
70
71} // namespace doc
72
73#endif
74