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97755c02
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Leszek Koltunski
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Copyright 2020 Leszek Koltunski //
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// //
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// This file is part of Distorted. //
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// //
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// Distorted is free software: you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation, either version 2 of the License, or //
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// (at your option) any later version. //
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// //
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// Distorted is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with Distorted. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////////////////////
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de77a6c5
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Leszek Koltunski
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package org.distorted.library.uniformblock;
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97755c02
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Leszek Koltunski
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import android.opengl.GLES30;
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import org.distorted.library.main.InternalBuffer;
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import static org.distorted.library.mesh.MeshBase.MAX_EFFECT_COMPONENTS;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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de77a6c5
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Leszek Koltunski
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/**
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* Not part of public API, do not document
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*
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* @y.exclude
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*/
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public class UniformBlockAssociation
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97755c02
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Leszek Koltunski
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{
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private static final int DEFAULT_ASSOCIATION = 0xffffffff;
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073e5a7a
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Leszek Koltunski
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private static final int DEFAULT_STRIDE = 4;
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80961fc1
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Leszek Koltunski
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private static final int LOC_AND = 0;
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private static final int LOC_EQU = 1;
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Leszek Koltunski
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78ff6ea9
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Leszek Koltunski
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private final InternalBuffer mUBO;
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private int[] mAssociations;
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private int mStride;
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Leszek Koltunski
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///////////////////////////////////////////////////////////////////////////////////////////////////
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41b3ada0
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Leszek Koltunski
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de77a6c5
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Leszek Koltunski
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public UniformBlockAssociation()
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97755c02
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Leszek Koltunski
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{
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80961fc1
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Leszek Koltunski
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mStride = DEFAULT_STRIDE;
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mAssociations= new int[mStride*MAX_EFFECT_COMPONENTS];
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Leszek Koltunski
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for(int i=0; i<MAX_EFFECT_COMPONENTS; i++)
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{
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mAssociations[mStride*i+LOC_AND] = DEFAULT_ASSOCIATION;
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mAssociations[mStride*i+LOC_EQU] = i;
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97755c02
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Leszek Koltunski
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}
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mUBO = new InternalBuffer(GLES30.GL_UNIFORM_BUFFER, GLES30.GL_STATIC_READ);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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de77a6c5
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Leszek Koltunski
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public UniformBlockAssociation(UniformBlockAssociation original)
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{
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mStride = original.mStride;
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int size = original.mAssociations.length;
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mAssociations= new int[size];
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System.arraycopy(original.mAssociations, 0, mAssociations, 0, size);
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mUBO = new InternalBuffer(GLES30.GL_UNIFORM_BUFFER, GLES30.GL_STATIC_READ);
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}
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80961fc1
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Leszek Koltunski
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///////////////////////////////////////////////////////////////////////////////////////////////////
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41ed3f0d
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Leszek Koltunski
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// stride can be 0, if we just tried compiling a vertex shader which has NUM_VERTEX=0.
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80961fc1
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Leszek Koltunski
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public void correctStride(int stride)
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{
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if( mStride != stride && stride!=0 )
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Leszek Koltunski
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{
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int[] tmp = new int[stride*MAX_EFFECT_COMPONENTS];
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for(int i=0; i<MAX_EFFECT_COMPONENTS; i++)
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{
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tmp[stride*i+LOC_AND] = mAssociations[mStride*i+LOC_AND];
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tmp[stride*i+LOC_EQU] = mAssociations[mStride*i+LOC_EQU];
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}
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mAssociations = tmp;
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mStride = stride;
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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de77a6c5
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Leszek Koltunski
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public boolean matchesAssociation( int comp, int andAssoc, int equAssoc)
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728a7820
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{
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80961fc1
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return (andAssoc & mAssociations[mStride*comp+LOC_AND]) != 0 || (equAssoc == mAssociations[mStride*comp+LOC_EQU]);
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728a7820
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}
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Leszek Koltunski
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void setEffectAssociationNow(int comp, int andAssociation, int equAssociation)
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{
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mAssociations[mStride*comp+LOC_AND] = andAssociation;
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mAssociations[mStride*comp+LOC_EQU] = equAssociation;
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728a7820
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mUBO.invalidate();
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public int getIndex()
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728a7820
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{
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return mUBO.createImmediatelyInt( 4*mStride*MAX_EFFECT_COMPONENTS, mAssociations);
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}
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Leszek Koltunski
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void copy(int compTo, UniformBlockAssociation assocFrom, int compFrom)
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728a7820
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{
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mAssociations[mStride*compTo+LOC_AND] = assocFrom.mAssociations[mStride*compFrom+LOC_AND];
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mAssociations[mStride*compTo+LOC_EQU] = assocFrom.mAssociations[mStride*compFrom+LOC_EQU];
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728a7820
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void markForDeletion()
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{
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mUBO.markForDeletion();
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}
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728a7820
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Leszek Koltunski
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///////////////////////////////////////////////////////////////////////////////////////////////////
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de77a6c5
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Leszek Koltunski
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public void print()
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728a7820
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Leszek Koltunski
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{
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StringBuilder builder = new StringBuilder();
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builder.append(mUBO.getID());
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builder.append(' ');
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for(int i=0; i<8; i++)
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{
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builder.append(mAssociations[mStride*i+LOC_AND]);
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builder.append(' ');
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builder.append(mAssociations[mStride*i+LOC_EQU]);
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builder.append(' ');
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}
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String res = builder.toString();
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android.util.Log.e("uba", res);
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}
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97755c02
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Leszek Koltunski
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}
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