/src/main/java/org/distorted/library/effect/PostprocessEffectGlow.java - Annotate - Distorted Android

library / src / main / java / org / distorted / library / effect / PostprocessEffectGlow.java @ 8c57d77b

1	125cee3d	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
2	cc62b34a	Leszek Koltunski	// Copyright 2017 Leszek Koltunski leszek@koltunski.pl //
3	125cee3d	Leszek Koltunski	// //
4	46b572b5	Leszek Koltunski	// This file is part of Distorted. //
5	125cee3d	Leszek Koltunski	// //
6	cc62b34a	Leszek Koltunski	// This library is free software; you can redistribute it and/or //
7			// modify it under the terms of the GNU Lesser General Public //
8			// License as published by the Free Software Foundation; either //
9			// version 2.1 of the License, or (at your option) any later version. //
10	125cee3d	Leszek Koltunski	// //
11	cc62b34a	Leszek Koltunski	// This library is distributed in the hope that it will be useful, //
12	125cee3d	Leszek Koltunski	// but WITHOUT ANY WARRANTY; without even the implied warranty of //
13	cc62b34a	Leszek Koltunski	// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU //
14			// Lesser General Public License for more details. //
15	125cee3d	Leszek Koltunski	// //
16	cc62b34a	Leszek Koltunski	// You should have received a copy of the GNU Lesser General Public //
17			// License along with this library; if not, write to the Free Software //
18			// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA //
19	125cee3d	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
20
21			package org.distorted.library.effect;
22
23	bb4755e2	Leszek Koltunski	import org.distorted.library.type.Data2D;
24	125cee3d	Leszek Koltunski	import org.distorted.library.type.Data4D;
25
26			///////////////////////////////////////////////////////////////////////////////////////////////////
27	6b816678	Leszek Koltunski	/**
28	ca4521e3	Leszek Koltunski	* Add a (colored) glow around an object.
29	6b816678	Leszek Koltunski	*/
30	d58407a8	Leszek Koltunski	public class PostprocessEffectGlow extends PostprocessEffectBlurred
31	125cee3d	Leszek Koltunski	{
32	d58407a8	Leszek Koltunski	private final Data2D mHaloAndRadius;
33	7958d843	Leszek Koltunski	private final Data4D mColor;
34	0dd98279	Leszek Koltunski
35	15aa7d94	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
36	faa3ff56	Leszek Koltunski	/**
37			* Only for use by the library itself.
38			*
39			* @y.exclude
40			*/
41	15aa7d94	Leszek Koltunski	public boolean compute(float[] uniforms, int index, long currentDuration, long step )
42			{
43	bb4755e2	Leszek Koltunski	mColor.get(uniforms,index+2,currentDuration,step);
44	d58407a8	Leszek Koltunski	return mHaloAndRadius.get(uniforms,index,currentDuration,step);
45	15aa7d94	Leszek Koltunski	}
46	1dfc9074	leszek
47			///////////////////////////////////////////////////////////////////////////////////////////////////
48	143095f7	Leszek Koltunski	/**
49			* Only for use by the library itself.
50			*
51			* @y.exclude
52			*/
53	d58407a8	Leszek Koltunski	public boolean getRenderDirectly()
54	9e771d06	Leszek Koltunski	{
55			return true;
56			}
57	86d322b5	Leszek Koltunski
58	1149be8f	leszek	///////////////////////////////////////////////////////////////////////////////////////////////////
59	faa3ff56	Leszek Koltunski	// PUBLIC API
60			///////////////////////////////////////////////////////////////////////////////////////////////////
61			/**
62	7602a827	Leszek Koltunski	* Have to call this before the shaders get compiled (i.e before DistortedLibrary.onCreate()) for the Effect to work.
63	faa3ff56	Leszek Koltunski	*/
64	1149be8f	leszek	public static void enable()
65			{
66	d58407a8	Leszek Koltunski	PostprocessEffectBlurred.enable("GLOW1","GLOW2");
67			}
68	9e771d06	Leszek Koltunski
69	d58407a8	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
70			// Clean up of static variables on exit. Called by reflection from super class.
71	1149be8f	leszek
72	d58407a8	Leszek Koltunski	@SuppressWarnings("unused")
73			static void destroyStatics()
74			{
75			PostprocessEffectBlurred.destroyStatics();
76	1149be8f	leszek	}
77
78			///////////////////////////////////////////////////////////////////////////////////////////////////
79	faa3ff56	Leszek Koltunski	/**
80			* Make the object glow with a specific color and a halo of specific radius.
81			*
82	d58407a8	Leszek Koltunski	* @param haloAndRadius First float: the halo.
83			* How far beyond the object does the effect stretch to? Unit: Percentage
84			* of the size of the original object, i.e. Halo=0 --> no halo around, this
85			* would mean sharp edges around the object; Halo=100 --> halo of the size
86			* of the object itself around.
87			* Second float: the radius.
88			* The 'strength' of the blur of the edges, in pixels. 0 = no blur, 10 =
89			* blur of roughly 10 pixels around the whole halo.
90			* @param color RGBA of the color with which to draw the glow; example: (1.0f,0.0f,0.0f,0.5f) -
91			* half transparent red.
92	faa3ff56	Leszek Koltunski	*/
93	d58407a8	Leszek Koltunski	public PostprocessEffectGlow(Data2D haloAndRadius, Data4D color)
94	1149be8f	leszek	{
95	faa3ff56	Leszek Koltunski	super(EffectName.GLOW);
96	bb4755e2	Leszek Koltunski
97	d58407a8	Leszek Koltunski	mHaloAndRadius = haloAndRadius;
98			mColor = color;
99	1dfc9074	leszek	}
100	125cee3d	Leszek Koltunski	}

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library / src / main / java / org / distorted / library / effect / PostprocessEffectGlow.java @ 8c57d77b