1 |
7ba38dd4
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
2 |
|
|
// Copyright 2021 Leszek Koltunski //
|
3 |
|
|
// //
|
4 |
|
|
// This file is part of Magic Cube. //
|
5 |
|
|
// //
|
6 |
4c87f159
|
Leszek Koltunski
|
// Magic Cube is proprietary software licensed under an EULA which you should have received //
|
7 |
|
|
// along with the code. If not, check https://distorted.org/magic/License-Magic-Cube.html //
|
8 |
7ba38dd4
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
9 |
|
|
|
10 |
|
|
package org.distorted.objectlib.main;
|
11 |
|
|
|
12 |
|
|
import org.distorted.library.effect.MatrixEffectScale;
|
13 |
|
|
import org.distorted.library.main.DistortedEffects;
|
14 |
|
|
import org.distorted.library.main.DistortedNode;
|
15 |
|
|
import org.distorted.library.main.DistortedTexture;
|
16 |
|
|
import org.distorted.library.mesh.MeshSquare;
|
17 |
|
|
import org.distorted.library.type.Static3D;
|
18 |
|
|
|
19 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
20 |
|
|
|
21 |
|
|
public class TwistyObjectNode extends DistortedNode
|
22 |
|
|
{
|
23 |
|
|
private final Static3D mScale;
|
24 |
30bd2f96
|
Leszek Koltunski
|
private int mWidth, mHeight;
|
25 |
7ba38dd4
|
Leszek Koltunski
|
private float mCameraDist;
|
26 |
|
|
|
27 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
28 |
|
|
|
29 |
|
|
public TwistyObjectNode(int surfaceW, int surfaceH)
|
30 |
|
|
{
|
31 |
|
|
super(new DistortedTexture(),new DistortedEffects(),new MeshSquare(20,20));
|
32 |
|
|
|
33 |
|
|
mScale= new Static3D(1,1,1);
|
34 |
|
|
setSize(surfaceW,surfaceH);
|
35 |
|
|
MatrixEffectScale scaleEffect = new MatrixEffectScale(mScale);
|
36 |
|
|
getEffects().apply(scaleEffect);
|
37 |
|
|
getMesh().setComponentCenter(0,0,0,-0.1f);
|
38 |
|
|
setFOV(60);
|
39 |
|
|
}
|
40 |
|
|
|
41 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
42 |
|
|
|
43 |
|
|
void setSize(int surfaceW, int surfaceH)
|
44 |
|
|
{
|
45 |
30bd2f96
|
Leszek Koltunski
|
mWidth = surfaceW;
|
46 |
|
|
mHeight = surfaceH;
|
47 |
7ba38dd4
|
Leszek Koltunski
|
|
48 |
|
|
resizeFBO(mWidth,mHeight);
|
49 |
|
|
|
50 |
|
|
mScale.set(surfaceW,surfaceH,surfaceW);
|
51 |
|
|
}
|
52 |
|
|
|
53 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
54 |
|
|
|
55 |
|
|
float getCameraDist()
|
56 |
|
|
{
|
57 |
|
|
return mCameraDist;
|
58 |
|
|
}
|
59 |
|
|
|
60 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
61 |
|
|
// PUBLIC API
|
62 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
63 |
04a4ece1
|
Leszek Koltunski
|
// We assume that the FOV passed is for a square screen. Adjust it for the real dimensions.
|
64 |
|
|
// if (w,h) are the real dimensions, then realFOV = 2*arctan( (h/w)*tan(FOV/2) )
|
65 |
|
|
// --> mCameraDist = 0.5/tan(FOV/2)
|
66 |
7ba38dd4
|
Leszek Koltunski
|
|
67 |
|
|
public void setFOV(float fov)
|
68 |
|
|
{
|
69 |
04a4ece1
|
Leszek Koltunski
|
float aspect = ((float)mHeight)/mWidth;
|
70 |
7ba38dd4
|
Leszek Koltunski
|
double halfFOV = fov * (Math.PI/360);
|
71 |
04a4ece1
|
Leszek Koltunski
|
float tanHalf = (float)Math.tan(halfFOV);
|
72 |
|
|
double convertedFOV = 2*Math.atan(aspect*tanHalf);
|
73 |
|
|
float convertedFOVinDeg = (float)((180/Math.PI)*convertedFOV);
|
74 |
|
|
|
75 |
|
|
mCameraDist = 0.5f/tanHalf;
|
76 |
|
|
setProjection( convertedFOVinDeg, 0.1f);
|
77 |
0e1437c1
|
Leszek Koltunski
|
}
|
78 |
|
|
|
79 |
7ba38dd4
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
80 |
|
|
|
81 |
|
|
public int getWidth()
|
82 |
|
|
{
|
83 |
|
|
return mWidth;
|
84 |
|
|
}
|
85 |
|
|
|
86 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
87 |
|
|
|
88 |
|
|
public int getHeight()
|
89 |
|
|
{
|
90 |
|
|
return mHeight;
|
91 |
|
|
}
|
92 |
|
|
}
|