/src/main/java/org/distorted/library/uniformblock/UniformBlockAssociation.java - Annotate - Distorted Android

library / src / main / java / org / distorted / library / uniformblock / UniformBlockAssociation.java @ d23592bb

1	12c2cfcf	Leszek Koltunski	////////////////////////////////////////////////////////////////////////////////////////////////////
2			// Copyright 2020 Leszek Koltunski leszek@koltunski.pl //
3	97755c02	Leszek Koltunski	// //
4			// This file is part of Distorted. //
5			// //
6	12c2cfcf	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	97755c02	Leszek Koltunski	// //
11	12c2cfcf	Leszek Koltunski	// This library is distributed in the hope that it will be useful, //
12	97755c02	Leszek Koltunski	// but WITHOUT ANY WARRANTY; without even the implied warranty of //
13	12c2cfcf	Leszek Koltunski	// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU //
14			// Lesser General Public License for more details. //
15	97755c02	Leszek Koltunski	// //
16	12c2cfcf	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	97755c02	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
20
21	de77a6c5	Leszek Koltunski	package org.distorted.library.uniformblock;
22	97755c02	Leszek Koltunski
23			import android.opengl.GLES30;
24
25			import org.distorted.library.main.InternalBuffer;
26	7958d843	Leszek Koltunski	import org.distorted.library.mesh.MeshBase;
27	97755c02	Leszek Koltunski
28			///////////////////////////////////////////////////////////////////////////////////////////////////
29	de77a6c5	Leszek Koltunski	/**
30			* Not part of public API, do not document
31			*
32			* @y.exclude
33			*/
34			public class UniformBlockAssociation
35	97755c02	Leszek Koltunski	{
36			private static final int DEFAULT_ASSOCIATION = 0xffffffff;
37	073e5a7a	Leszek Koltunski	private static final int DEFAULT_STRIDE = 4;
38	80961fc1	Leszek Koltunski	private static final int LOC_AND = 0;
39			private static final int LOC_EQU = 1;
40	97755c02	Leszek Koltunski
41	78ff6ea9	Leszek Koltunski	private final InternalBuffer mUBO;
42	7958d843	Leszek Koltunski	private final int mMax;
43	80961fc1	Leszek Koltunski	private int[] mAssociations;
44			private int mStride;
45	97755c02	Leszek Koltunski
46			///////////////////////////////////////////////////////////////////////////////////////////////////
47	41b3ada0	Leszek Koltunski
48	de77a6c5	Leszek Koltunski	public UniformBlockAssociation()
49	97755c02	Leszek Koltunski	{
50	7958d843	Leszek Koltunski	mMax = MeshBase.getMaxEffComponents();
51	80961fc1	Leszek Koltunski	mStride = DEFAULT_STRIDE;
52	7958d843	Leszek Koltunski	mAssociations= new int[mStride*mMax];
53	97755c02	Leszek Koltunski
54	7958d843	Leszek Koltunski	for(int i=0; i<mMax; i++)
55	97755c02	Leszek Koltunski	{
56	80961fc1	Leszek Koltunski	mAssociations[mStride*i+LOC_AND] = DEFAULT_ASSOCIATION;
57			mAssociations[mStride*i+LOC_EQU] = i;
58	97755c02	Leszek Koltunski	}
59
60	73bcf555	Leszek Koltunski	mUBO = new InternalBuffer(GLES30.GL_UNIFORM_BUFFER, GLES30.GL_STATIC_DRAW);
61	97755c02	Leszek Koltunski	}
62
63			///////////////////////////////////////////////////////////////////////////////////////////////////
64
65	de77a6c5	Leszek Koltunski	public UniformBlockAssociation(UniformBlockAssociation original)
66	97755c02	Leszek Koltunski	{
67	7958d843	Leszek Koltunski	mMax = original.mMax;
68	80961fc1	Leszek Koltunski	mStride = original.mStride;
69	97755c02	Leszek Koltunski	int size = original.mAssociations.length;
70			mAssociations= new int[size];
71			System.arraycopy(original.mAssociations, 0, mAssociations, 0, size);
72
73	73bcf555	Leszek Koltunski	mUBO = new InternalBuffer(GLES30.GL_UNIFORM_BUFFER, GLES30.GL_STATIC_DRAW);
74	97755c02	Leszek Koltunski	}
75
76	80961fc1	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
77	41ed3f0d	Leszek Koltunski	// stride can be 0, if we just tried compiling a vertex shader which has NUM_VERTEX=0.
78	835b197e	Leszek Koltunski	// stride==1 we also don't like because then we have an exception ( stridemMax-1 < stride(mMax-1)+1 )
79	80961fc1	Leszek Koltunski
80			public void correctStride(int stride)
81			{
82	835b197e	Leszek Koltunski	if( mStride != stride && stride>1 )
83	80961fc1	Leszek Koltunski	{
84	7958d843	Leszek Koltunski	int[] tmp = new int[stride*mMax];
85	80961fc1	Leszek Koltunski
86	7958d843	Leszek Koltunski	for(int i=0; i<mMax; i++)
87	80961fc1	Leszek Koltunski	{
88			tmp[stridei+LOC_AND] = mAssociations[mStridei+LOC_AND];
89			tmp[stridei+LOC_EQU] = mAssociations[mStridei+LOC_EQU];
90			}
91
92			mAssociations = tmp;
93			mStride = stride;
94			}
95			}
96
97	97755c02	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
98
99	de77a6c5	Leszek Koltunski	public boolean matchesAssociation( int comp, int andAssoc, int equAssoc)
100	728a7820	Leszek Koltunski	{
101	80961fc1	Leszek Koltunski	return (andAssoc & mAssociations[mStridecomp+LOC_AND]) != 0 \|\| (equAssoc == mAssociations[mStridecomp+LOC_EQU]);
102	728a7820	Leszek Koltunski	}
103	97755c02	Leszek Koltunski
104			///////////////////////////////////////////////////////////////////////////////////////////////////
105
106	de77a6c5	Leszek Koltunski	public void setEffectAssociationNow(int comp, int andAssociation, int equAssociation)
107	728a7820	Leszek Koltunski	{
108	80961fc1	Leszek Koltunski	mAssociations[mStride*comp+LOC_AND] = andAssociation;
109			mAssociations[mStride*comp+LOC_EQU] = equAssociation;
110	97755c02	Leszek Koltunski
111	728a7820	Leszek Koltunski	mUBO.invalidate();
112			}
113	97755c02	Leszek Koltunski
114			///////////////////////////////////////////////////////////////////////////////////////////////////
115
116	de77a6c5	Leszek Koltunski	public int getIndex()
117	728a7820	Leszek Koltunski	{
118	7958d843	Leszek Koltunski	return mUBO.createImmediatelyInt( 4mStridemMax, mAssociations);
119	728a7820	Leszek Koltunski	}
120	97755c02	Leszek Koltunski
121			///////////////////////////////////////////////////////////////////////////////////////////////////
122
123	de77a6c5	Leszek Koltunski	public void copy(int compTo, UniformBlockAssociation assocFrom, int compFrom)
124	728a7820	Leszek Koltunski	{
125	80961fc1	Leszek Koltunski	mAssociations[mStridecompTo+LOC_AND] = assocFrom.mAssociations[mStridecompFrom+LOC_AND];
126			mAssociations[mStridecompTo+LOC_EQU] = assocFrom.mAssociations[mStridecompFrom+LOC_EQU];
127	728a7820	Leszek Koltunski	}
128
129	8b36dabf	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
130
131	de77a6c5	Leszek Koltunski	public void markForDeletion()
132	8b36dabf	Leszek Koltunski	{
133			mUBO.markForDeletion();
134			}
135
136	728a7820	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
137
138	de77a6c5	Leszek Koltunski	public void print()
139	728a7820	Leszek Koltunski	{
140			StringBuilder builder = new StringBuilder();
141
142			builder.append(mUBO.getID());
143			builder.append(' ');
144
145			for(int i=0; i<8; i++)
146			{
147	80961fc1	Leszek Koltunski	builder.append(mAssociations[mStride*i+LOC_AND]);
148	728a7820	Leszek Koltunski	builder.append(' ');
149	80961fc1	Leszek Koltunski	builder.append(mAssociations[mStride*i+LOC_EQU]);
150	728a7820	Leszek Koltunski	builder.append(' ');
151			}
152
153			String res = builder.toString();
154
155			android.util.Log.e("uba", res);
156			}
157	97755c02	Leszek Koltunski	}

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library / src / main / java / org / distorted / library / uniformblock / UniformBlockAssociation.java @ d23592bb