Project

General

Profile

Download (7.62 KB) Statistics
| Branch: | Revision:

library / src / main / java / org / distorted / library / main / Distorted.java @ 2301cb2f

1
///////////////////////////////////////////////////////////////////////////////////////////////////
2
// Copyright 2016 Leszek Koltunski                                                               //
3
//                                                                                               //
4
// This file is part of Distorted.                                                               //
5
//                                                                                               //
6
// Distorted is free software: you can redistribute it and/or modify                             //
7
// it under the terms of the GNU General Public License as published by                          //
8
// the Free Software Foundation, either version 2 of the License, or                             //
9
// (at your option) any later version.                                                           //
10
//                                                                                               //
11
// Distorted is distributed in the hope that it will be useful,                                  //
12
// but WITHOUT ANY WARRANTY; without even the implied warranty of                                //
13
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                                 //
14
// GNU General Public License for more details.                                                  //
15
//                                                                                               //
16
// You should have received a copy of the GNU General Public License                             //
17
// along with Distorted.  If not, see <http://www.gnu.org/licenses/>.                            //
18
///////////////////////////////////////////////////////////////////////////////////////////////////
19

    
20
package org.distorted.library.main;
21

    
22
import android.app.ActivityManager;
23
import android.content.Context;
24
import android.content.pm.ConfigurationInfo;
25
import android.content.res.Resources;
26

    
27
import org.distorted.library.effect.Effect;
28
import org.distorted.library.effect.FragmentEffect;
29
import org.distorted.library.effect.PostprocessEffect;
30
import org.distorted.library.effect.VertexEffect;
31

    
32
///////////////////////////////////////////////////////////////////////////////////////////////////
33
/**
34
 * A singleton class used to control various global settings.
35
 */
36
public class Distorted 
37
  {
38
  static int GLSL;
39
  static String GLSL_VERSION;
40
  /**
41
   * When creating an instance of a DistortedTexture from another instance, clone the Bitmap that's
42
   * backing up our DistortedTexture.
43
   * <p>
44
   * This way we can have two DistortedTextures, both backed up by the same Bitmap, to which we can
45
   * apply different effects. Used in the copy constructor.
46
   */
47
  public static final int CLONE_SURFACE = 0x1;
48
  /**
49
   * When creating an instance of a DistortedEffects from another instance, clone the Matrix Effects.
50
   * <p>
51
   * This way we can have two different DistortedEffects sharing the MATRIX queue.
52
   */
53
  public static final int CLONE_MATRIX = 0x2;
54
  /**
55
   * When creating an instance of a DistortedEffects from another instance, clone the Vertex Effects.
56
   * <p>
57
   * This way we can have two different DistortedEffects sharing the VERTEX queue.
58
   */
59
  public static final int CLONE_VERTEX  = 0x4;
60
  /**
61
   * When creating an instance of a DistortedEffects from another instance, clone the Fragment Effects.
62
   * <p>
63
   * This way we can have two different DistortedEffects sharing the FRAGMENT queue.
64
   */
65
  public static final int CLONE_FRAGMENT= 0x8;
66
   /**
67
   * When creating an instance of a DistortedEffects from another instance, clone the PostProcess Effects.
68
   * <p>
69
   * This way we can have two different DistortedEffects sharing the POSTPROCESS queue.
70
   */
71
  public static final int CLONE_POSTPROCESS= 0x10;
72
  /**
73
   * When creating an instance of a DistortedNode from another instance, clone the children Nodes.
74
   * <p>
75
   * This is mainly useful for creating many similar sub-trees and rendering then at different places
76
   * on the screen with (optionally) different Effects.
77
   */
78
  public static final int CLONE_CHILDREN= 0x20;
79

    
80
  /**
81
   * Work around bugs in ARM Mali driver by, instead to a single FBO, rendering to a circular queue
82
   * of FBO_QUEUE_SIZE FBOs. (otherwise we sometimes get a 'full pipeline flush' and the end result
83
   * might be missing part of the Objects)
84
   *
85
   * This bug only exists on Mali driver r12. TODO: on other platforms, make this equal to 1.
86
   *
87
   * https://community.arm.com/graphics/f/discussions/10285/opengl-es-3-1-on-mali-t880-flashes
88
   */
89
  public static final int FBO_QUEUE_SIZE = 3;
90

    
91
  private static boolean mInitialized=false;
92

    
93
///////////////////////////////////////////////////////////////////////////////////////////////////
94
// private: hide this from Javadoc
95

    
96
  private Distorted()
97
    {
98

    
99
    }
100

    
101
///////////////////////////////////////////////////////////////////////////////////////////////////
102
/**
103
 * Have we called onCreate yet, ie have we initialized the library?
104
 * @return <code>true</code> if the library is initialized and ready for action.
105
 */
106
  public static boolean isInitialized()
107
    {
108
    return mInitialized;
109
    }
110

    
111
///////////////////////////////////////////////////////////////////////////////////////////////////
112
/**
113
 * When OpenGL context gets created, you need to call this method so that the library can initialise its internal data structures.
114
 * I.e. best called from GLSurfaceView.onCreate().
115
 * <p>
116
 * Needs to be called from a thread holding the OpenGL context.
117
 *   
118
 * @param context Context of the App using the library - used to open up Resources and read Shader code.
119
 */
120
  public static void onCreate(final Context context)
121
    {
122
    final ActivityManager activityManager     = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
123
    final ConfigurationInfo configurationInfo = activityManager.getDeviceConfigurationInfo();
124
    android.util.Log.e("DISTORTED", "Using OpenGL ES "+configurationInfo.getGlEsVersion());
125
    /*
126
    android.util.Log.e("DISTORTED", "GLSL Version "+GLES31.glGetString(GLES31.GL_SHADING_LANGUAGE_VERSION));
127
    android.util.Log.e("DISTORTED", "GL Version "  +GLES31.glGetString(GLES31.GL_VERSION));
128
    android.util.Log.e("DISTORTED", "GL Vendor "   +GLES31.glGetString(GLES31.GL_VENDOR));
129
    android.util.Log.e("DISTORTED", "GL Renderer " +GLES31.glGetString(GLES31.GL_RENDERER));
130
    */
131
    GLSL = ( (configurationInfo.reqGlEsVersion>>16)>=3 ? 310 : 100 );
132
    GLSL_VERSION= (GLSL==100 ? "#version 100\n" : "#version 310 es\n");
133

    
134
    EffectMessageSender.startSending();
135

    
136
    final Resources resources = context.getResources();
137
    DistortedEffects.createProgram(resources);
138
    PostprocessEffect.createPrograms();
139

    
140
    mInitialized = true;
141
    }
142

    
143
///////////////////////////////////////////////////////////////////////////////////////////////////
144
/**
145
 * Call this so that the Library can mark OpenGL objects that would need to be recreated when we
146
 * get resumed.
147
 * Must be called from Activity.onPause().
148
 */
149
  public static void onPause()
150
    {
151
    DistortedObject.onPause();
152
    DistortedNode.onPause();
153
    }
154

    
155
///////////////////////////////////////////////////////////////////////////////////////////////////
156
/**
157
 * Call this so that the Library can release its internal data structures.
158
 * Must be called from Activity.onDestroy(). 
159
 */
160
  public static void onDestroy()
161
    {
162
    DistortedObject.onDestroy();
163
    DistortedNode.onDestroy();
164
    DistortedEffects.onDestroy();
165
    DistortedMaster.onDestroy();
166
    DistortedOutputSurface.onDestroy();
167
    EffectQueue.onDestroy();
168
    Effect.onDestroy();
169
    VertexEffect.onDestroy();
170
    FragmentEffect.onDestroy();
171
    EffectMessageSender.stopSending();
172

    
173
    mInitialized = false;
174
    }
175
  }
(1-1/21)