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

library / src / main / java / org / distorted / library / uniformblock / UniformBlockAssociation.java @ 8c57d77b

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	8c57d77b	Leszek Koltunski	import org.distorted.library.main.DistortedLibrary;
26	97755c02	Leszek Koltunski	import org.distorted.library.main.InternalBuffer;
27	7958d843	Leszek Koltunski	import org.distorted.library.mesh.MeshBase;
28	97755c02	Leszek Koltunski
29			///////////////////////////////////////////////////////////////////////////////////////////////////
30	de77a6c5	Leszek Koltunski	/**
31			* Not part of public API, do not document
32			*
33			* @y.exclude
34			*/
35			public class UniformBlockAssociation
36	97755c02	Leszek Koltunski	{
37			private static final int DEFAULT_ASSOCIATION = 0xffffffff;
38	073e5a7a	Leszek Koltunski	private static final int DEFAULT_STRIDE = 4;
39	80961fc1	Leszek Koltunski	private static final int LOC_AND = 0;
40			private static final int LOC_EQU = 1;
41	97755c02	Leszek Koltunski
42	78ff6ea9	Leszek Koltunski	private final InternalBuffer mUBO;
43	7958d843	Leszek Koltunski	private final int mMax;
44	80961fc1	Leszek Koltunski	private int[] mAssociations;
45			private int mStride;
46	97755c02	Leszek Koltunski
47			///////////////////////////////////////////////////////////////////////////////////////////////////
48	41b3ada0	Leszek Koltunski
49	de77a6c5	Leszek Koltunski	public UniformBlockAssociation()
50	97755c02	Leszek Koltunski	{
51	7958d843	Leszek Koltunski	mMax = MeshBase.getMaxEffComponents();
52	80961fc1	Leszek Koltunski	mStride = DEFAULT_STRIDE;
53	7958d843	Leszek Koltunski	mAssociations= new int[mStride*mMax];
54	97755c02	Leszek Koltunski
55	7958d843	Leszek Koltunski	for(int i=0; i<mMax; i++)
56	97755c02	Leszek Koltunski	{
57	80961fc1	Leszek Koltunski	mAssociations[mStride*i+LOC_AND] = DEFAULT_ASSOCIATION;
58			mAssociations[mStride*i+LOC_EQU] = i;
59	97755c02	Leszek Koltunski	}
60
61	73bcf555	Leszek Koltunski	mUBO = new InternalBuffer(GLES30.GL_UNIFORM_BUFFER, GLES30.GL_STATIC_DRAW);
62	97755c02	Leszek Koltunski	}
63
64			///////////////////////////////////////////////////////////////////////////////////////////////////
65
66	de77a6c5	Leszek Koltunski	public UniformBlockAssociation(UniformBlockAssociation original)
67	97755c02	Leszek Koltunski	{
68	7958d843	Leszek Koltunski	mMax = original.mMax;
69	80961fc1	Leszek Koltunski	mStride = original.mStride;
70	97755c02	Leszek Koltunski	int size = original.mAssociations.length;
71			mAssociations= new int[size];
72			System.arraycopy(original.mAssociations, 0, mAssociations, 0, size);
73
74	73bcf555	Leszek Koltunski	mUBO = new InternalBuffer(GLES30.GL_UNIFORM_BUFFER, GLES30.GL_STATIC_DRAW);
75	97755c02	Leszek Koltunski	}
76
77	80961fc1	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
78	41ed3f0d	Leszek Koltunski	// stride can be 0, if we just tried compiling a vertex shader which has NUM_VERTEX=0.
79	835b197e	Leszek Koltunski	// stride==1 we also don't like because then we have an exception ( stridemMax-1 < stride(mMax-1)+1 )
80	80961fc1	Leszek Koltunski
81			public void correctStride(int stride)
82			{
83	835b197e	Leszek Koltunski	if( mStride != stride && stride>1 )
84	80961fc1	Leszek Koltunski	{
85	7958d843	Leszek Koltunski	int[] tmp = new int[stride*mMax];
86	80961fc1	Leszek Koltunski
87	7958d843	Leszek Koltunski	for(int i=0; i<mMax; i++)
88	80961fc1	Leszek Koltunski	{
89			tmp[stridei+LOC_AND] = mAssociations[mStridei+LOC_AND];
90			tmp[stridei+LOC_EQU] = mAssociations[mStridei+LOC_EQU];
91			}
92
93			mAssociations = tmp;
94			mStride = stride;
95			}
96			}
97
98	97755c02	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
99
100	de77a6c5	Leszek Koltunski	public boolean matchesAssociation( int comp, int andAssoc, int equAssoc)
101	728a7820	Leszek Koltunski	{
102	80961fc1	Leszek Koltunski	return (andAssoc & mAssociations[mStridecomp+LOC_AND]) != 0 \|\| (equAssoc == mAssociations[mStridecomp+LOC_EQU]);
103	728a7820	Leszek Koltunski	}
104	97755c02	Leszek Koltunski
105			///////////////////////////////////////////////////////////////////////////////////////////////////
106
107	de77a6c5	Leszek Koltunski	public void setEffectAssociationNow(int comp, int andAssociation, int equAssociation)
108	728a7820	Leszek Koltunski	{
109	80961fc1	Leszek Koltunski	mAssociations[mStride*comp+LOC_AND] = andAssociation;
110			mAssociations[mStride*comp+LOC_EQU] = equAssociation;
111	97755c02	Leszek Koltunski
112	728a7820	Leszek Koltunski	mUBO.invalidate();
113			}
114	97755c02	Leszek Koltunski
115			///////////////////////////////////////////////////////////////////////////////////////////////////
116
117	de77a6c5	Leszek Koltunski	public int getIndex()
118	728a7820	Leszek Koltunski	{
119	7958d843	Leszek Koltunski	return mUBO.createImmediatelyInt( 4mStridemMax, mAssociations);
120	728a7820	Leszek Koltunski	}
121	97755c02	Leszek Koltunski
122			///////////////////////////////////////////////////////////////////////////////////////////////////
123
124	de77a6c5	Leszek Koltunski	public void copy(int compTo, UniformBlockAssociation assocFrom, int compFrom)
125	728a7820	Leszek Koltunski	{
126	80961fc1	Leszek Koltunski	mAssociations[mStridecompTo+LOC_AND] = assocFrom.mAssociations[mStridecompFrom+LOC_AND];
127			mAssociations[mStridecompTo+LOC_EQU] = assocFrom.mAssociations[mStridecompFrom+LOC_EQU];
128	728a7820	Leszek Koltunski	}
129
130	8b36dabf	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
131
132	de77a6c5	Leszek Koltunski	public void markForDeletion()
133	8b36dabf	Leszek Koltunski	{
134			mUBO.markForDeletion();
135			}
136
137	728a7820	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
138
139	de77a6c5	Leszek Koltunski	public void print()
140	728a7820	Leszek Koltunski	{
141			StringBuilder builder = new StringBuilder();
142
143			builder.append(mUBO.getID());
144			builder.append(' ');
145
146			for(int i=0; i<8; i++)
147			{
148	80961fc1	Leszek Koltunski	builder.append(mAssociations[mStride*i+LOC_AND]);
149	728a7820	Leszek Koltunski	builder.append(' ');
150	80961fc1	Leszek Koltunski	builder.append(mAssociations[mStride*i+LOC_EQU]);
151	728a7820	Leszek Koltunski	builder.append(' ');
152			}
153
154			String res = builder.toString();
155
156	8c57d77b	Leszek Koltunski	DistortedLibrary.logMessage("UniformBlockAssociation: "+res);
157	728a7820	Leszek Koltunski	}
158	97755c02	Leszek Koltunski	}

Project

General

Profile

Distorted Android

library / src / main / java / org / distorted / library / uniformblock / UniformBlockAssociation.java @ 8c57d77b