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

library / src / main / java / org / distorted / library / main / InternalSurface.java @ c90aca24

1	c5369f1b	leszek	///////////////////////////////////////////////////////////////////////////////////////////////////
2			// Copyright 2016 Leszek Koltunski //
3			// //
4	46b572b5	Leszek Koltunski	// This file is part of Distorted. //
5	c5369f1b	leszek	// //
6	46b572b5	Leszek Koltunski	// Distorted is free software: you can redistribute it and/or modify //
7	c5369f1b	leszek	// 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	46b572b5	Leszek Koltunski	// Distorted is distributed in the hope that it will be useful, //
12	c5369f1b	leszek	// 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	46b572b5	Leszek Koltunski	// along with Distorted. If not, see <http://www.gnu.org/licenses/>. //
18	c5369f1b	leszek	///////////////////////////////////////////////////////////////////////////////////////////////////
19
20	fe82a979	Leszek Koltunski	package org.distorted.library.main;
21	c5369f1b	leszek
22	12f9e4bb	Leszek Koltunski	import android.opengl.GLES31;
23	af4cc5db	Leszek Koltunski
24	715e7726	Leszek Koltunski	import org.distorted.library.mesh.MeshBase;
25	6c00149d	Leszek Koltunski
26	12f9e4bb	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
27			/**
28			* This is not really part of the public API.
29			*
30			* @y.exclude
31			*/
32	7602a827	Leszek Koltunski	public abstract class InternalSurface extends InternalObject
33	226144d0	leszek	{
34	c7da4e65	leszek	int mColorCreated;
35	9ed80185	Leszek Koltunski	int mNumColors;
36	9d845904	Leszek Koltunski	int mNumFBOs;
37	9ed80185	Leszek Koltunski	int[] mColorH;
38	6e7c8721	Leszek Koltunski	int mWidth, mHeight;
39	af4cc5db	Leszek Koltunski
40	af27df87	leszek	///////////////////////////////////////////////////////////////////////////////////////////////////
41
42	7602a827	Leszek Koltunski	InternalSurface(int width, int height, int create, int numfbos, int numcolors, int type)
43	af4cc5db	Leszek Koltunski	{
44	ccd98f1c	Leszek Koltunski	super(type);
45
46	9d845904	Leszek Koltunski	mNumFBOs = numfbos;
47	9ed80185	Leszek Koltunski	mNumColors = numcolors;
48	6e7c8721	Leszek Koltunski	mWidth = width ;
49			mHeight = height;
50	c7da4e65	leszek	mColorCreated = create;
51	9ed80185	Leszek Koltunski
52	9d845904	Leszek Koltunski	int total = mNumFBOs*mNumColors;
53
54			if( total>0 )
55	9ed80185	Leszek Koltunski	{
56	9d845904	Leszek Koltunski	mColorH = new int[total];
57			for( int i=0; i<total; i++ ) mColorH[i] = 0;
58	9ed80185	Leszek Koltunski	}
59	af4cc5db	Leszek Koltunski	}
60
61	f28fffc2	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
62	226144d0	leszek	// debugging only
63	f28fffc2	Leszek Koltunski
64	226144d0	leszek	String printDetails()
65	f28fffc2	Leszek Koltunski	{
66	226144d0	leszek	return getClass().getSimpleName()+" "+mWidth+"x"+mHeight;
67	f28fffc2	Leszek Koltunski	}
68
69	af4cc5db	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
70			// PUBLIC API
71			///////////////////////////////////////////////////////////////////////////////////////////////////
72	c5369f1b	leszek	/**
73	3a70bd6d	leszek	* Return the width of this Surface.
74	af4cc5db	Leszek Koltunski	*
75	3a70bd6d	leszek	* @return width of the Object, in pixels.
76	c5369f1b	leszek	*/
77	af4cc5db	Leszek Koltunski	public int getWidth()
78			{
79	6e7c8721	Leszek Koltunski	return mWidth;
80	af4cc5db	Leszek Koltunski	}
81
82			///////////////////////////////////////////////////////////////////////////////////////////////////
83	c5369f1b	leszek	/**
84	3a70bd6d	leszek	* Return the height of this Surface.
85	af4cc5db	Leszek Koltunski	*
86	3a70bd6d	leszek	* @return height of the Object, in pixels.
87	c5369f1b	leszek	*/
88	af4cc5db	Leszek Koltunski	public int getHeight()
89			{
90	6e7c8721	Leszek Koltunski	return mHeight;
91	af4cc5db	Leszek Koltunski	}
92
93			///////////////////////////////////////////////////////////////////////////////////////////////////
94	c5369f1b	leszek	/**
95	8d52a49c	Leszek Koltunski	* Return the depth of this Surface.
96	af4cc5db	Leszek Koltunski	* <p>
97			* Admittedly quite a strange method. Why do we need to pass a Mesh to it? Because one cannot determine
98			* 'depth' of a Surface (bitmap really!) when rendered based only on the texture itself, that depends
99			* on the Mesh it is rendered with.
100			*
101			* @return depth of the Object, in pixels.
102	c5369f1b	leszek	*/
103	c90aca24	Leszek Koltunski
104			/*
105	715e7726	Leszek Koltunski	public int getDepth(MeshBase mesh)
106	af4cc5db	Leszek Koltunski	{
107	6c00149d	Leszek Koltunski	return mesh==null ? 0 : (int)(mWidth*mesh.getZFactor() );
108	af4cc5db	Leszek Koltunski	}
109	c90aca24	Leszek Koltunski	*/
110	12f9e4bb	Leszek Koltunski	///////////////////////////////////////////////////////////////////////////////////////////////////
111			/**
112			* Bind the underlying rectangle of pixels as a OpenGL Texture.
113			*
114			* @return <code>true</code> if successful.
115			*/
116			public boolean setAsInput()
117			{
118			if( mColorH[0]>0 )
119			{
120			GLES31.glActiveTexture(GLES31.GL_TEXTURE0);
121			GLES31.glBindTexture(GLES31.GL_TEXTURE_2D, mColorH[0]);
122			return true;
123			}
124
125			return false;
126			}
127	226144d0	leszek	}

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library / src / main / java / org / distorted / library / main / InternalSurface.java @ c90aca24