Revision 12ad3fca
Added by Leszek Koltunski about 4 years ago
| src/main/java/org/distorted/object/RubikObjectMovement.java | ||
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public abstract class RubikObjectMovement |
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{
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int mRotationVect, mLastTouchedAxis; |
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private float[] mPoint, mCamera, mDiff, mTouch; |
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private int mLastTouchedAxis; |
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private float[] mPoint, mCamera, mTouch; |
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private float[] mPoint2D, mMove2D; |
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private float[][][] mCastAxis; |
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private int mLastTouchedLR; |
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private int mNumAxis, mNumFacesPerAxis; |
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private int[] mPossible; |
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private float mDistanceCenterFace3D, mDistanceCenterFace2D; |
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private Static3D[] mAxis; |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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abstract boolean isInsideFace(float[] point); |
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abstract float returnAngle(float[] vect, int[] possible); |
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abstract void fillPossibleRotations(int axis, int[] output); |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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|
| ... | ... | |
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{
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mPoint = new float[3]; |
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mCamera= new float[3]; |
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mDiff = new float[3]; |
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mTouch = new float[3]; |
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mPoint2D = new float[2]; |
| ... | ... | |
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mNumFacesPerAxis = numFacesPerAxis; |
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mDistanceCenterFace3D = distance3D; // distance from the center of the object to each of its faces |
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mDistanceCenterFace2D = distance2D; // distance from the center of a face to its edge |
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mPossible = new int[mNumAxis-1]; |
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// mCastAxis[1][2]{0,1} are the 2D coords of the 2nd axis cast onto the face defined by the
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// 1st pair (axis,lr) |
| ... | ... | |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// find the casted axis with which our move2D vector forms an angle closest to 90 deg. |
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private int computeRotationVect(int axis, int lr, float[] move2D)
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private int computeRotationIndex(int axis, int lr, float[] move2D)
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{
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float cosAngle, minCosAngle = Float.MAX_VALUE; |
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int minIndex=-1; |
| ... | ... | |
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output[1] = v0*y0 + v1*y1 + v2*y2; |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private String getFaceColor(int axis) |
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{
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switch(axis) |
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{
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case 0: return "yellow (bottom) "; |
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case 1: return "green (back) "; |
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case 2: return "blue (right) "; |
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case 3: return "red (left) "; |
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} |
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return null; |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// PUBLIC API |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
| ... | ... | |
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castTouchPointOntoFace(mAxis[mLastTouchedAxis], mLastTouchedLR, mTouch); |
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convertTo2Dcoords(mTouch, mAxis[mLastTouchedAxis], mLastTouchedLR, mPoint2D); |
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if( isInsideFace(mPoint2D) ) |
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{
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fillPossibleRotations(mLastTouchedAxis, mPossible); |
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return true; |
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} |
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if( isInsideFace(mPoint2D) ) return true; |
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} |
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} |
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} |
| ... | ... | |
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mMove2D[0] -= mPoint2D[0]; |
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mMove2D[1] -= mPoint2D[1]; |
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mRotationVect= computeRotationVect(mLastTouchedAxis, mLastTouchedLR, mMove2D); |
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int index = mLastTouchedAxis*mNumFacesPerAxis+mLastTouchedLR; |
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float offset = computeOffset(mPoint2D, mCastAxis[index][mRotationVect]); |
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return new Static2D(mRotationVect,offset); |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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public float continueRotation(Static4D rotatedTouchPoint) |
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{
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mDiff[0] = rotatedTouchPoint.get0()/RubikObject.OBJECT_SCREEN_RATIO - mPoint[0]; |
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mDiff[1] = rotatedTouchPoint.get1()/RubikObject.OBJECT_SCREEN_RATIO - mPoint[1]; |
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mDiff[2] = rotatedTouchPoint.get2()/RubikObject.OBJECT_SCREEN_RATIO - mPoint[2]; |
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int rotIndex = computeRotationIndex(mLastTouchedAxis, mLastTouchedLR, mMove2D); |
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int index = mLastTouchedAxis*mNumFacesPerAxis+mLastTouchedLR; |
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float offset = computeOffset(mPoint2D, mCastAxis[index][rotIndex]); |
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return (mLastTouchedLR-0.5f)*returnAngle(mDiff, mPossible);
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return new Static2D(rotIndex,offset);
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} |
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} |
Also available in: Unified diff
Progress with object Movement - almost finished.