Revision d2e06841
Added by Leszek Koltunski 10 months ago
| src/main/java/org/distorted/objectlib/bandaged/BandagedObjectMegaminx.java | ||
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package org.distorted.objectlib.bandaged; |
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import static org.distorted.objectlib.main.TwistyObject.SQ5; |
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import static org.distorted.objectlib.touchcontrol.TouchControlDodecahedron.C2; |
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import static org.distorted.objectlib.touchcontrol.TouchControlDodecahedron.COS54; |
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import static org.distorted.objectlib.touchcontrol.TouchControlDodecahedron.LEN; |
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import static org.distorted.objectlib.touchcontrol.TouchControlDodecahedron.SIN54; |
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import org.distorted.library.main.DistortedScreen; |
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private static final int NUM_CENTERS = 12; |
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private static final int NUM_EDGES = 30; |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private float[][] getCuts(int[] numLayers) |
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{
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int numL = numLayers[0]; |
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int distL = numL; |
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boolean megaminx = isMegaminx(numL); |
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float dist = megaminx ? 0.5f-MEGA_D : 0.5f; |
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if( (numL%2)==0 ) numL++; |
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float[][] ret = new float[6][numL-1]; |
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float D = distL*TouchControlDodecahedron.DIST3D; |
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float X = 2*D/(2+SIN18); // height of the 'upper' part of a dodecahedron, i.e. put it on a table, |
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// its height is then 2D, it has one 'lower' part of height X, one |
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// 'middle' part of height Y and one upper part of height X again. |
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int num = (numL-1)/2; |
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float G = X*dist/num; // height of one Layer |
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for(int i=0; i<num; i++) |
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{
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float cut = -D + (i+0.85f)*G; // 0.85? not fully correct; attempt to make it |
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// easier to rotate the outer layers |
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int j = 2*num-1-i; |
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ret[0][i] = cut; |
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ret[0][j] = -cut; |
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ret[1][i] = cut; |
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ret[1][j] = -cut; |
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ret[2][i] = cut; |
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ret[2][j] = -cut; |
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ret[3][i] = cut; |
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ret[3][j] = -cut; |
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ret[4][i] = cut; |
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ret[4][j] = -cut; |
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ret[5][i] = cut; |
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ret[5][j] = -cut; |
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} |
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return ret; |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// The pair (distance,angle) defines a point P in R^2 in polar coordinate system. Let V be the vector |
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// from the center of the coordinate system to P. |
| ... | ... | |
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case 5: float x5_0 = 2.5f*(0.5f-MEGA_D); |
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float x5_1 = 2.5f*(0.5f+MEGA_D); |
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float x5_2 = 2.5f*(0.5f-MEGA_D)*COS18;
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float x5_3 = x5_1 + 2.5f*(0.5f-MEGA_D)*SIN18;
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float x5_4 = 2.5f*SIN54 - x5_2; |
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float x5_2 = x5_0*COS18;
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float x5_3 = x5_1 + x5_0*SIN18;
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float x5_4 = 2.5f*SIN54/COS54 - x5_2;
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float d5_0 = len-x5_0*x5_0; |
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float d5_1 = len-x5_1*x5_1; |
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float d5_2 = len-x5_2*x5_2; |
| ... | ... | |
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return false; |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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float[][] getRotAxis() |
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{
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return new float[][] |
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{
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{ C2/LEN, SIN54/LEN, 0 },
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{ -C2/LEN, SIN54/LEN, 0 },
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{ 0 , C2/LEN, SIN54/LEN },
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{ 0 , -C2/LEN, SIN54/LEN },
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{ SIN54/LEN, 0 , C2/LEN },
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{ SIN54/LEN, 0 , -C2/LEN }
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}; |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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float[][][] getPositions() |
| ... | ... | |
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public BandagedObjectMegaminx(DistortedScreen screen) |
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{
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super(screen,6);
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super(screen); |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
| ... | ... | |
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mMax = x; |
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mNumCubits = numCubits(x); |
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mCuts = getCuts(mSize); |
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return true; |
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} |
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|
Also available in: Unified diff
progress with TwistyBandagedMegaminx.