Project

General

Profile

Download (7.42 KB) Statistics
| Branch: | Revision:

library / src / main / java / org / distorted / library / main / EffectQueuePostprocess.java @ 7a5e538a

1 4c1dd6e9 Leszek Koltunski
///////////////////////////////////////////////////////////////////////////////////////////////////
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 fe82a979 Leszek Koltunski
package org.distorted.library.main;
21 4c1dd6e9 Leszek Koltunski
22 a13dde77 Leszek Koltunski
import android.content.res.Resources;
23 8dccc3c2 Leszek Koltunski
import android.opengl.GLES31;
24 a13dde77 Leszek Koltunski
import android.util.Log;
25 8dccc3c2 Leszek Koltunski
26 a13dde77 Leszek Koltunski
import org.distorted.library.R;
27 da9b3f07 Leszek Koltunski
import org.distorted.library.effect.EffectType;
28 fe82a979 Leszek Koltunski
import org.distorted.library.effect.PostprocessEffect;
29 a13dde77 Leszek Koltunski
import org.distorted.library.effect.VertexEffect;
30 715e7726 Leszek Koltunski
import org.distorted.library.mesh.MeshBase;
31 4c1dd6e9 Leszek Koltunski
import org.distorted.library.message.EffectMessage;
32 ed06301f Leszek Koltunski
import org.distorted.library.message.EffectMessageSender;
33 a13dde77 Leszek Koltunski
import org.distorted.library.program.DistortedProgram;
34
35
import java.io.InputStream;
36 8fa96e69 Leszek Koltunski
37 4c1dd6e9 Leszek Koltunski
///////////////////////////////////////////////////////////////////////////////////////////////////
38
39
class EffectQueuePostprocess extends EffectQueue
40
  {
41 15aa7d94 Leszek Koltunski
  private static final int NUM_UNIFORMS = PostprocessEffect.NUM_UNIFORMS;
42 da9b3f07 Leszek Koltunski
  private static final int INDEX = EffectType.POSTPROCESS.ordinal();
43 4c1dd6e9 Leszek Koltunski
44 fff1110e leszek
  private int mHalo;
45 9e771d06 Leszek Koltunski
  private float mR, mG, mB, mA;
46 a31dbc5c Leszek Koltunski
47 247d8225 Leszek Koltunski
  private static DistortedProgram mPreProgram;
48
  private static int mPreColorH;
49 9e771d06 Leszek Koltunski
  private static int mPreTextureH;
50 a13dde77 Leszek Koltunski
51 4c1dd6e9 Leszek Koltunski
///////////////////////////////////////////////////////////////////////////////////////////////////
52
53
  EffectQueuePostprocess(long id)
54
    { 
55 15aa7d94 Leszek Koltunski
    super(id,NUM_UNIFORMS,INDEX );
56 4c1dd6e9 Leszek Koltunski
    }
57
58 c90b9e01 Leszek Koltunski
///////////////////////////////////////////////////////////////////////////////////////////////////
59
60 1149be8f leszek
  void compute(long currTime)
61 4c1dd6e9 Leszek Koltunski
    {
62 15aa7d94 Leszek Koltunski
    if( currTime==mTime ) return;
63 4c1dd6e9 Leszek Koltunski
    if( mTime==0 ) mTime = currTime;
64
    long step = (currTime-mTime);
65 e02264ff leszek
66 9e771d06 Leszek Koltunski
    mR = mG = mB = mA = 0.0f;
67 fff1110e leszek
    mHalo = 0;
68
    int halo;
69
70 4c1dd6e9 Leszek Koltunski
    for(int i=0; i<mNumEffects; i++)
71
      {
72 3a70bd6d leszek
      mCurrentDuration[i] += step;
73
74 15aa7d94 Leszek Koltunski
      if( mEffects[i].compute(mUniforms, NUM_UNIFORMS*i, mCurrentDuration[i], step) )
75 4c1dd6e9 Leszek Koltunski
        {
76
        for(int j=0; j<mNumListeners; j++)
77 26a4e5f6 leszek
          EffectMessageSender.newMessage( mListeners.get(j), EffectMessage.EFFECT_FINISHED, mEffects[i].getID(), mDistortedEffectsID);
78 4c1dd6e9 Leszek Koltunski
79 da9b3f07 Leszek Koltunski
        if( mEffects[i].isUnity( mUniforms, NUM_UNIFORMS*i) )
80 4c1dd6e9 Leszek Koltunski
          {
81 15aa7d94 Leszek Koltunski
          remove(i--);
82 6b0b4f60 leszek
          mNumEffectsToBe--;
83 1149be8f leszek
          regenerateIDandSort();
84 4c1dd6e9 Leszek Koltunski
          continue;
85
          }
86
        }
87 a31dbc5c Leszek Koltunski
88 fff1110e leszek
      halo = (int)mUniforms[NUM_UNIFORMS*i];
89
      if( halo>mHalo ) mHalo = halo;
90 4c1dd6e9 Leszek Koltunski
      }
91 e02264ff leszek
92 9e771d06 Leszek Koltunski
    // TODO  (now only really works in case of 1 effect!)
93
    if( mNumEffects>0 )
94
      {
95
      mR = mUniforms[1];
96
      mG = mUniforms[2];
97
      mB = mUniforms[3];
98
      mA = mUniforms[4];
99
      }
100
101 95c441a2 leszek
    mTime = currTime;
102 4c1dd6e9 Leszek Koltunski
    }
103
104 984dc935 Leszek Koltunski
///////////////////////////////////////////////////////////////////////////////////////////////////
105 247d8225 Leszek Koltunski
106
  static void createPrograms(Resources resources)
107 a13dde77 Leszek Koltunski
    {
108
    final InputStream mainVertStream = resources.openRawResource(R.raw.main_vertex_shader);
109
    final InputStream mainFragStream = resources.openRawResource(R.raw.preprocess_fragment_shader);
110
111
    int numV = VertexEffect.getNumEnabled();
112
113
    String mainVertHeader= Distorted.GLSL_VERSION + ("#define NUM_VERTEX "   + ( numV>0 ? DistortedEffects.getMax(EffectType.VERTEX  ) : 0 ) + "\n");
114
    String mainFragHeader= Distorted.GLSL_VERSION + "\n";
115
116
    String enabledEffectV= VertexEffect.getGLSL();
117
118
    try
119
      {
120
      mPreProgram = new DistortedProgram(mainVertStream, mainFragStream, mainVertHeader, mainFragHeader,
121
                                         enabledEffectV, null, Distorted.GLSL, null);
122
      }
123
    catch(Exception e)
124
      {
125
      Log.e("POSTPROCESS", e.getClass().getSimpleName()+" trying to compile PRE program: "+e.getMessage());
126
      throw new RuntimeException(e.getMessage());
127
      }
128
129
    int preProgramH = mPreProgram.getProgramHandle();
130
    EffectQueueVertex.getUniforms( preProgramH,2 );
131
    EffectQueueMatrix.getUniforms( preProgramH,2 );
132 9e771d06 Leszek Koltunski
    mPreColorH  = GLES31.glGetUniformLocation( preProgramH, "u_Color"  );
133
    mPreTextureH= GLES31.glGetUniformLocation( preProgramH, "u_Texture");
134 86d322b5 Leszek Koltunski
    }
135
136 7266d8ef Leszek Koltunski
///////////////////////////////////////////////////////////////////////////////////////////////////
137 2386a081 Leszek Koltunski
// TODO  (now only really works in case of 1 effect!)
138 7266d8ef Leszek Koltunski
139 9e771d06 Leszek Koltunski
  int getQuality()
140 7266d8ef Leszek Koltunski
    {
141 9e771d06 Leszek Koltunski
    return mNumEffects>0 ? ((PostprocessEffect)mEffects[0]).getQuality() : 0;
142 7266d8ef Leszek Koltunski
    }
143
144 2386a081 Leszek Koltunski
///////////////////////////////////////////////////////////////////////////////////////////////////
145 a13dde77 Leszek Koltunski
// TODO  (now only really works in case of 1 effect!)
146 2386a081 Leszek Koltunski
147 9e771d06 Leszek Koltunski
  boolean getRender()
148 a13dde77 Leszek Koltunski
    {
149 9e771d06 Leszek Koltunski
    return mNumEffects>0 ? ((PostprocessEffect)mEffects[0]).getRender() : false;
150 a13dde77 Leszek Koltunski
    }
151
152
///////////////////////////////////////////////////////////////////////////////////////////////////
153
154 9e771d06 Leszek Koltunski
  int preprocess(DistortedOutputSurface buffer, DistortedNode node)
155 2386a081 Leszek Koltunski
    {
156 9e771d06 Leszek Koltunski
    buffer.setAsOutput();
157 a13dde77 Leszek Koltunski
    DistortedSurface input = node.getInternalSurface();
158 2386a081 Leszek Koltunski
159 a13dde77 Leszek Koltunski
    if( input.setAsInput() )
160
      {
161 715e7726 Leszek Koltunski
      MeshBase mesh = node.getMesh();
162 2386a081 Leszek Koltunski
163 a13dde77 Leszek Koltunski
      float halfW = input.getWidth() / 2.0f;
164
      float halfH = input.getHeight()/ 2.0f;
165 6c00149d Leszek Koltunski
      float halfZ = halfW*mesh.getZFactor();
166 2386a081 Leszek Koltunski
167 9e771d06 Leszek Koltunski
      DistortedRenderState.setUpStencilMark(mA!=0.0f);
168 a13dde77 Leszek Koltunski
169 9e771d06 Leszek Koltunski
      GLES31.glViewport(0, 0, buffer.mWidth, buffer.mHeight );
170 a13dde77 Leszek Koltunski
171
      mPreProgram.useProgram();
172
173 da681e7e Leszek Koltunski
      mesh.bindVertexAttribs(mPreProgram);
174 a13dde77 Leszek Koltunski
175 7a5e538a Leszek Koltunski
      node.getEffects().send(halfW, halfH, halfZ, mHalo, buffer, 2);
176 247d8225 Leszek Koltunski
177 9e771d06 Leszek Koltunski
      if( mA!=0.0f )
178 247d8225 Leszek Koltunski
        {
179 9e771d06 Leszek Koltunski
        GLES31.glUniform4f(mPreColorH, mR, mG, mB, mA);
180
        GLES31.glUniform1i(mPreTextureH, 0);
181 247d8225 Leszek Koltunski
        }
182
183 6c00149d Leszek Koltunski
      GLES31.glDrawArrays(GLES31.GL_TRIANGLE_STRIP, 0, mesh.getNumVertices() );
184 a13dde77 Leszek Koltunski
185
      DistortedRenderState.unsetUpStencilMark();
186
187
      return 1;
188
      }
189
    return 0;
190 2386a081 Leszek Koltunski
    }
191
192 4b9fe2e9 Leszek Koltunski
///////////////////////////////////////////////////////////////////////////////////////////////////
193 cf7394cc leszek
194 9e771d06 Leszek Koltunski
  int postprocess(DistortedFramebuffer buffer)
195 4b9fe2e9 Leszek Koltunski
    {
196 bed13bea leszek
    int numRenders = 0;
197
198 8dccc3c2 Leszek Koltunski
    GLES31.glDisable(GLES31.GL_BLEND);
199
200 1149be8f leszek
    for(int i=0; i<mNumEffects; i++)
201 95c441a2 leszek
      {
202 9e771d06 Leszek Koltunski
      numRenders += ((PostprocessEffect)mEffects[i]).apply(mUniforms,NUM_UNIFORMS*i, buffer);
203 95c441a2 leszek
      }
204 4b9fe2e9 Leszek Koltunski
205 8dccc3c2 Leszek Koltunski
    GLES31.glEnable(GLES31.GL_BLEND);
206
207 bed13bea leszek
    return numRenders;
208 cf7394cc leszek
    }
209 4c1dd6e9 Leszek Koltunski
  }