Revision e4c0057e
Added by Leszek Koltunski over 6 years ago
| src/main/java/org/distorted/examples/rubik/RubikRenderer.java | ||
|---|---|---|
| 24 | 24 |
import android.graphics.Paint; |
| 25 | 25 |
import android.opengl.GLSurfaceView; |
| 26 | 26 |
|
| 27 |
import org.distorted.library.effect.EffectName; |
|
| 27 | 28 |
import org.distorted.library.effect.MatrixEffectMove; |
| 28 | 29 |
import org.distorted.library.effect.MatrixEffectQuaternion; |
| 29 | 30 |
import org.distorted.library.effect.MatrixEffectScale; |
| 31 |
import org.distorted.library.effect.PostprocessEffectGlow; |
|
| 30 | 32 |
import org.distorted.library.main.Distorted; |
| 31 | 33 |
import org.distorted.library.main.DistortedEffects; |
| 32 | 34 |
import org.distorted.library.main.DistortedScreen; |
| 33 | 35 |
import org.distorted.library.main.DistortedTexture; |
| 34 | 36 |
import org.distorted.library.mesh.MeshCubes; |
| 37 |
import org.distorted.library.type.Static1D; |
|
| 35 | 38 |
import org.distorted.library.type.Static3D; |
| 36 | 39 |
import org.distorted.library.type.Static4D; |
| 37 | 40 |
|
| ... | ... | |
| 42 | 45 |
|
| 43 | 46 |
class RubikRenderer implements GLSurfaceView.Renderer |
| 44 | 47 |
{
|
| 45 |
private static final int CUBE_SIZE = 3;
|
|
| 48 |
static final int NUM_CUBES = 3;
|
|
| 46 | 49 |
private static final int VERTICES = 5; |
| 47 | 50 |
private static final int SIZE = 200; |
| 48 | 51 |
|
| 52 |
private static final float CUBE_SCREEN_RATIO = 0.5f; |
|
| 53 |
|
|
| 49 | 54 |
private GLSurfaceView mView; |
| 50 | 55 |
private DistortedTexture mTexture; |
| 51 | 56 |
private DistortedScreen mScreen; |
| ... | ... | |
| 53 | 58 |
private MeshCubes[][][] mCubes; |
| 54 | 59 |
private DistortedEffects[][][] mEffects; |
| 55 | 60 |
|
| 56 |
Static4D mQuat1, mQuat2; |
|
| 61 |
private int mScreenWidth, mScreenHeight; |
|
| 62 |
private int mLastRow, mLastCol, mLastSli; |
|
| 63 |
|
|
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private Static1D mGlowRadius; |
|
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private Static4D mGlowColor; |
|
| 66 |
|
|
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Static4D mQuatCurrent, mQuatAccumulated; |
|
| 57 | 68 |
int mScreenMin; |
| 58 | 69 |
|
| 59 | 70 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
| ... | ... | |
| 63 | 74 |
mView = v; |
| 64 | 75 |
|
| 65 | 76 |
mScreen = new DistortedScreen(); |
| 66 |
// mScreen.glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
|
|
| 77 |
mScreen.setProjection(90.0f, 0.1f);
|
|
| 67 | 78 |
|
| 68 |
mQuat1 = new Static4D( 0, 0, 0, 1); // unity quaternion
|
|
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mQuat2 = new Static4D(-0.25189602f,0.3546389f,0.009657208f,0.90038127f); // something semi-random that looks good
|
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mQuatCurrent = new Static4D( 0, 0, 0, 1); // unity quaternion
|
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mQuatAccumulated = new Static4D(-0.25189602f,0.3546389f,0.009657208f,0.90038127f); // something semi-random that looks good
|
|
| 70 | 81 |
|
| 71 |
mCubes = new MeshCubes[CUBE_SIZE][CUBE_SIZE][CUBE_SIZE];
|
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mEffects = new DistortedEffects[CUBE_SIZE][CUBE_SIZE][CUBE_SIZE];
|
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Static3D[][][] cubeVectors = new Static3D[CUBE_SIZE][CUBE_SIZE][CUBE_SIZE];
|
|
| 82 |
mCubes = new MeshCubes[NUM_CUBES][NUM_CUBES][NUM_CUBES];
|
|
| 83 |
mEffects = new DistortedEffects[NUM_CUBES][NUM_CUBES][NUM_CUBES];
|
|
| 84 |
Static3D[][][] cubeVectors = new Static3D[NUM_CUBES][NUM_CUBES][NUM_CUBES];
|
|
| 74 | 85 |
|
| 75 | 86 |
mMove = new Static3D(0,0,0); |
| 76 | 87 |
mScale = new Static3D(1,1,1); |
| 77 | 88 |
mCenter= new Static3D(0,0,0); |
| 78 | 89 |
|
| 90 |
mLastRow = mLastCol = mLastSli = 0; |
|
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|
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mGlowRadius = new Static1D(10); |
|
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mGlowColor = new Static4D(1.0f,1.0f,1.0f,0.6f); |
|
| 94 |
|
|
| 79 | 95 |
MatrixEffectMove move = new MatrixEffectMove(mMove); |
| 80 | 96 |
MatrixEffectScale scale = new MatrixEffectScale(mScale); |
| 81 |
MatrixEffectQuaternion quat1 = new MatrixEffectQuaternion(mQuat1, mCenter);
|
|
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MatrixEffectQuaternion quat2 = new MatrixEffectQuaternion(mQuat2, mCenter);
|
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MatrixEffectQuaternion quat1 = new MatrixEffectQuaternion(mQuatCurrent , mCenter);
|
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MatrixEffectQuaternion quat2 = new MatrixEffectQuaternion(mQuatAccumulated, mCenter);
|
|
| 83 | 99 |
|
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// 3x2 bitmap = 6 squares: |
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// |
| ... | ... | |
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|
| 104 | 120 |
Static4D tmpFront, tmpBack, tmpLeft, tmpRight, tmpTop, tmpBottom; |
| 105 | 121 |
|
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for(int x=0; x<CUBE_SIZE; x++)
|
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for(int y=0; y<CUBE_SIZE; y++)
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for(int z=0; z<CUBE_SIZE; z++)
|
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| 122 |
for(int x = 0; x< NUM_CUBES; x++)
|
|
| 123 |
for(int y = 0; y< NUM_CUBES; y++)
|
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| 124 |
for(int z = 0; z< NUM_CUBES; z++)
|
|
| 109 | 125 |
{
|
| 110 | 126 |
tmpLeft = (x== 0 ? mapLeft :mapBlack); |
| 111 |
tmpRight = (x==CUBE_SIZE-1 ? mapRight :mapBlack);
|
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tmpFront = (z==CUBE_SIZE-1 ? mapFront :mapBlack);
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tmpRight = (x== NUM_CUBES -1 ? mapRight :mapBlack);
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tmpFront = (z== NUM_CUBES -1 ? mapFront :mapBlack);
|
|
| 113 | 129 |
tmpBack = (z== 0 ? mapBack :mapBlack); |
| 114 |
tmpTop = (y==CUBE_SIZE-1 ? mapTop :mapBlack);
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tmpTop = (y== NUM_CUBES -1 ? mapTop :mapBlack);
|
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tmpBottom= (y== 0 ? mapBottom:mapBlack); |
| 116 | 132 |
|
| 117 | 133 |
mCubes[x][y][z] = new MeshCubes(VERTICES,VERTICES,VERTICES, tmpFront, tmpBack, tmpLeft, tmpRight, tmpTop, tmpBottom); |
| 118 | 134 |
|
| 119 |
cubeVectors[x][y][z] = new Static3D( SIZE*(x-0.5f*(CUBE_SIZE-1)), SIZE*(y-0.5f*(CUBE_SIZE-1)), SIZE*(z-0.5f*(CUBE_SIZE-1)) );
|
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cubeVectors[x][y][z] = new Static3D( SIZE*(x-0.5f*(NUM_CUBES -1)), SIZE*(y-0.5f*(NUM_CUBES -1)), SIZE*(z-0.5f*(NUM_CUBES -1)) );
|
|
| 120 | 136 |
|
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mEffects[x][y][z] = new DistortedEffects(); |
| 122 | 138 |
|
| ... | ... | |
| 139 | 155 |
|
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public void onSurfaceChanged(GL10 glUnused, int width, int height) |
| 141 | 157 |
{
|
| 158 |
mScreenWidth = width; |
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mScreenHeight= height; |
|
| 142 | 160 |
mScreenMin = width<height ? width:height; |
| 143 | 161 |
|
| 144 | 162 |
float w = mTexture.getWidth(); |
| 145 | 163 |
float h = mTexture.getHeight(); |
| 146 | 164 |
float d = mTexture.getDepth(mCubes[0][0][0]); |
| 147 | 165 |
|
| 148 |
float factor = 0.6f*(width>height ? height/h:width/w)/CUBE_SIZE;
|
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float factor = CUBE_SCREEN_RATIO*(width>height ? height/h:width/w)/ NUM_CUBES;
|
|
| 149 | 167 |
|
| 150 | 168 |
mCenter.set(w/2,h/2,d/2); |
| 151 | 169 |
mMove.set( (width-factor*w)/2 , (height-factor*h)/2 , -factor*d/2 ); |
| ... | ... | |
| 183 | 201 |
canvas.drawRect(0, 0, W, H, paint); // |
| 184 | 202 |
|
| 185 | 203 |
paint.setColor(0xffff0000); // RED |
| 186 |
canvas.drawRoundRect( 0+M, 0+M, S-M, S-M, R, R, paint); //
|
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canvas.drawRoundRect( M, M, S-M, S-M, R, R, paint); //
|
|
| 187 | 205 |
paint.setColor(0xff00ff00); // GREEN |
| 188 |
canvas.drawRoundRect( S+M, 0+M, 2*S-M, S-M, R, R, paint); //
|
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canvas.drawRoundRect( S+M, M, 2*S-M, S-M, R, R, paint); //
|
|
| 189 | 207 |
paint.setColor(0xff0000ff); // BLUE |
| 190 |
canvas.drawRoundRect(2*S+M, 0+M, 3*S-M, S-M, R, R, paint); //
|
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canvas.drawRoundRect(2*S+M, M, 3*S-M, S-M, R, R, paint); //
|
|
| 191 | 209 |
paint.setColor(0xffffff00); // YELLOW |
| 192 |
canvas.drawRoundRect( 0+M, S+M, S-M, 2*S-M, R, R, paint); //
|
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canvas.drawRoundRect( M, S+M, S-M, 2*S-M, R, R, paint); //
|
|
| 193 | 211 |
paint.setColor(0xffffffff); // WHITE |
| 194 | 212 |
canvas.drawRoundRect( S+M, S+M, 2*S-M, 2*S-M, R, R, paint); // |
| 195 | 213 |
paint.setColor(0xffb5651d); // BROWN |
| ... | ... | |
| 200 | 218 |
|
| 201 | 219 |
mScreen.detachAll(); |
| 202 | 220 |
|
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for(int x=0; x<CUBE_SIZE; x++)
|
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for(int y=0; y<CUBE_SIZE; y++)
|
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for(int z=0; z<CUBE_SIZE; z++)
|
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for(int x = 0; x< NUM_CUBES; x++)
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for(int y = 0; y< NUM_CUBES; y++)
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for(int z = 0; z< NUM_CUBES; z++)
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mScreen.attach(mTexture,mEffects[x][y][z],mCubes[x][y][z]); |
| 207 | 225 |
|
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PostprocessEffectGlow.enable(); |
|
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|
|
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try |
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{
|
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Distorted.onCreate(mView.getContext()); |
| ... | ... | |
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android.util.Log.e("Rubik", ex.getMessage() );
|
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} |
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} |
| 237 |
|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
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|
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float returnCameraDistance() |
|
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{
|
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float fov = mScreen.getFOV(); |
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double fovInRadians = (fov*Math.PI) / 180.0; |
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double distance = (mScreenHeight*0.5f)/Math.tan(fovInRadians*0.5); |
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|
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return (float)distance; |
|
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} |
|
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|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
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// NUM_CUBES individual little cubes, each SIZE in size, times 'scaleFactor' (see onSurfaceChanged) |
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|
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float returnCubeSize() |
|
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{
|
|
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float w = mTexture.getWidth(); |
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float h = mTexture.getHeight(); |
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float max = (mScreenWidth>mScreenHeight ? mScreenHeight/h:mScreenWidth/w); |
|
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float scaleFactor = CUBE_SCREEN_RATIO*max/NUM_CUBES; |
|
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|
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return scaleFactor*NUM_CUBES*SIZE; |
|
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} |
|
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|
|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
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|
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float getScreenWidth() |
|
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{
|
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return mScreenWidth; |
|
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} |
|
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|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
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|
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float getScreenHeight() |
|
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{
|
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return mScreenHeight; |
|
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} |
|
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|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
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|
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void abortLastEffect() |
|
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{
|
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mEffects[mLastCol][mLastRow][mLastSli].abortByName(EffectName.GLOW); |
|
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} |
|
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|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
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|
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void applyNewEffect(int col, int row, int sli) |
|
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{
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mLastCol = col; |
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mLastRow = row; |
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mLastSli = sli; |
|
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|
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mEffects[mLastCol][mLastRow][mLastSli].apply(new PostprocessEffectGlow(mGlowRadius,mGlowColor)); |
|
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} |
|
| 217 | 293 |
} |
| src/main/java/org/distorted/examples/rubik/RubikSurfaceView.java | ||
|---|---|---|
| 25 | 25 |
import android.opengl.GLSurfaceView; |
| 26 | 26 |
import android.view.MotionEvent; |
| 27 | 27 |
|
| 28 |
import org.distorted.library.type.Static4D; |
|
| 29 |
|
|
| 28 | 30 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
| 29 | 31 |
|
| 30 | 32 |
class RubikSurfaceView extends GLSurfaceView |
| 31 | 33 |
{
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| 34 |
private final static int ERROR =-1; |
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private final static int FRONT = 0; |
|
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private final static int BACK = 1; |
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private final static int LEFT = 2; |
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private final static int RIGHT = 3; |
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private final static int TOP = 4; |
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private final static int BOTTOM = 5; |
|
| 41 |
|
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| 42 |
private boolean mDragging; |
|
| 32 | 43 |
private int mX, mY; |
| 44 |
private int mTouchedRow, mTouchedCol, mTouchedSli; |
|
| 33 | 45 |
private RubikRenderer mRenderer; |
| 34 | 46 |
|
| 35 | 47 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
| ... | ... | |
| 38 | 50 |
{
|
| 39 | 51 |
super(context); |
| 40 | 52 |
|
| 41 |
mX = -1; |
|
| 42 |
mY = -1; |
|
| 43 |
|
|
| 53 |
mDragging = false; |
|
| 44 | 54 |
mRenderer = new RubikRenderer(this); |
| 45 | 55 |
final ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE); |
| 46 | 56 |
final ConfigurationInfo configurationInfo = activityManager.getDeviceConfigurationInfo(); |
| ... | ... | |
| 57 | 67 |
|
| 58 | 68 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
| 59 | 69 |
|
| 60 |
@Override public boolean onTouchEvent(MotionEvent event) |
|
| 70 |
@Override |
|
| 71 |
public boolean onTouchEvent(MotionEvent event) |
|
| 61 | 72 |
{
|
| 62 | 73 |
int action = event.getAction(); |
| 63 | 74 |
int x = (int)event.getX(); |
| ... | ... | |
| 65 | 76 |
|
| 66 | 77 |
switch(action) |
| 67 | 78 |
{
|
| 68 |
case MotionEvent.ACTION_DOWN: mX = x; |
|
| 69 |
mY = y; |
|
| 70 |
break; |
|
| 71 |
|
|
| 72 |
case MotionEvent.ACTION_MOVE: if( mX>=0 && mY>= 0 ) |
|
| 79 |
case MotionEvent.ACTION_DOWN: if( faceTouched(x,y) != ERROR ) |
|
| 73 | 80 |
{
|
| 74 |
float px = mY-y; |
|
| 75 |
float py = mX-x; |
|
| 76 |
float pz = 0; |
|
| 77 |
float plen = (float)Math.sqrt(px*px + py*py + pz*pz); |
|
| 78 |
|
|
| 79 |
if( plen>0 ) |
|
| 80 |
{
|
|
| 81 |
px /= plen; |
|
| 82 |
py /= plen; |
|
| 83 |
pz /= plen; |
|
| 84 |
|
|
| 85 |
float cosA = (float)Math.cos(plen*3.14f/mRenderer.mScreenMin); |
|
| 86 |
float sinA = (float)Math.sqrt(1-cosA*cosA); |
|
| 87 |
|
|
| 88 |
mRenderer.mQuat1.set(px*sinA, py*sinA, pz*sinA, cosA); |
|
| 89 |
} |
|
| 81 |
mRenderer.abortLastEffect(); |
|
| 82 |
mRenderer.applyNewEffect(mTouchedCol, mTouchedRow, mTouchedSli); |
|
| 83 |
} |
|
| 84 |
else |
|
| 85 |
{
|
|
| 86 |
mX = x; |
|
| 87 |
mY = y; |
|
| 88 |
mDragging = true; |
|
| 90 | 89 |
} |
| 91 | 90 |
break; |
| 92 |
|
|
| 93 |
case MotionEvent.ACTION_UP : mX = -1; |
|
| 94 |
mY = -1; |
|
| 95 |
|
|
| 96 |
float qx = mRenderer.mQuat1.get1(); |
|
| 97 |
float qy = mRenderer.mQuat1.get2(); |
|
| 98 |
float qz = mRenderer.mQuat1.get3(); |
|
| 99 |
float qw = mRenderer.mQuat1.get4(); |
|
| 100 |
|
|
| 101 |
float rx = mRenderer.mQuat2.get1(); |
|
| 102 |
float ry = mRenderer.mQuat2.get2(); |
|
| 103 |
float rz = mRenderer.mQuat2.get3(); |
|
| 104 |
float rw = mRenderer.mQuat2.get4(); |
|
| 105 |
|
|
| 106 |
// This is quaternion multiplication. (tx.ty.tz.tw) |
|
| 107 |
// is now equal to (qx,qy,qz,qw)*(rx,ry,rz,rw) |
|
| 108 |
float tx = rw*qx - rz*qy + ry*qz + rx*qw; |
|
| 109 |
float ty = rw*qy + rz*qx + ry*qw - rx*qz; |
|
| 110 |
float tz = rw*qz + rz*qw - ry*qx + rx*qy; |
|
| 111 |
float tw = rw*qw - rz*qz - ry*qy - rx*qx; |
|
| 112 |
|
|
| 113 |
// The point of this is so that there are always |
|
| 114 |
// exactly 2 quaternions: Quat1 representing the rotation |
|
| 115 |
// accumulating only since the last screen touch, and Quat2 |
|
| 116 |
// which remembers the combined effect of all previous |
|
| 117 |
// swipes. |
|
| 118 |
// We cannot be accumulating an ever-growing list of quaternions |
|
| 119 |
// and add a new one every time user swipes the screen - there |
|
| 120 |
// is a limited number of slots in the EffectQueueMatrix! |
|
| 121 |
mRenderer.mQuat1.set(0f, 0f, 0f, 1f); |
|
| 122 |
mRenderer.mQuat2.set(tx, ty, tz, tw); |
|
| 123 |
|
|
| 91 |
case MotionEvent.ACTION_MOVE: if( mDragging ) mRenderer.mQuatCurrent.set(quatFromDrag(mX-x,mY-y)); |
|
| 92 |
break; |
|
| 93 |
case MotionEvent.ACTION_UP : mDragging = false; |
|
| 94 |
mRenderer.mQuatAccumulated.set(quatMultiply(mRenderer.mQuatCurrent, mRenderer.mQuatAccumulated)); |
|
| 95 |
mRenderer.mQuatCurrent.set(0f, 0f, 0f, 1f); |
|
| 124 | 96 |
break; |
| 125 | 97 |
} |
| 126 | 98 |
|
| 127 | 99 |
return true; |
| 128 | 100 |
} |
| 129 | 101 |
|
| 102 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 103 |
// return quat1*quat2 |
|
| 104 |
|
|
| 105 |
private Static4D quatMultiply( Static4D quat1, Static4D quat2 ) |
|
| 106 |
{
|
|
| 107 |
float qx = quat1.get1(); |
|
| 108 |
float qy = quat1.get2(); |
|
| 109 |
float qz = quat1.get3(); |
|
| 110 |
float qw = quat1.get4(); |
|
| 111 |
|
|
| 112 |
float rx = quat2.get1(); |
|
| 113 |
float ry = quat2.get2(); |
|
| 114 |
float rz = quat2.get3(); |
|
| 115 |
float rw = quat2.get4(); |
|
| 116 |
|
|
| 117 |
float tx = rw*qx - rz*qy + ry*qz + rx*qw; |
|
| 118 |
float ty = rw*qy + rz*qx + ry*qw - rx*qz; |
|
| 119 |
float tz = rw*qz + rz*qw - ry*qx + rx*qy; |
|
| 120 |
float tw = rw*qw - rz*qz - ry*qy - rx*qx; |
|
| 121 |
|
|
| 122 |
return new Static4D(tx,ty,tz,tw); |
|
| 123 |
} |
|
| 124 |
|
|
| 125 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 126 |
|
|
| 127 |
private Static4D quatFromDrag(float dragX, float dragY) |
|
| 128 |
{
|
|
| 129 |
float axisX = dragY; // inverted X and Y - rotation axis is |
|
| 130 |
float axisY = dragX; // perpendicular to (dragX,dragY) |
|
| 131 |
float axisZ = 0; |
|
| 132 |
float axisL = (float)Math.sqrt(axisX*axisX + axisY*axisY + axisZ*axisZ); |
|
| 133 |
|
|
| 134 |
if( axisL>0 ) |
|
| 135 |
{
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|
| 136 |
axisX /= axisL; |
|
| 137 |
axisY /= axisL; |
|
| 138 |
axisZ /= axisL; |
|
| 139 |
|
|
| 140 |
float cosA = (float)Math.cos(axisL*Math.PI/mRenderer.mScreenMin); |
|
| 141 |
float sinA = (float)Math.sqrt(1-cosA*cosA); |
|
| 142 |
|
|
| 143 |
return new Static4D(axisX*sinA, axisY*sinA, axisZ*sinA, cosA); |
|
| 144 |
} |
|
| 145 |
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|
| 146 |
return new Static4D(0f, 0f, 0f, 1f); |
|
| 147 |
} |
|
| 148 |
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|
| 149 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 150 |
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|
| 151 |
private int returnFrontFace() |
|
| 152 |
{
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|
| 153 |
Static4D rotated = rotateVector(new Static4D(0,0,1,0)); |
|
| 154 |
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|
| 155 |
float rotatedX = rotated.get1(); |
|
| 156 |
float rotatedY = rotated.get2(); |
|
| 157 |
float rotatedZ = rotated.get3(); |
|
| 158 |
|
|
| 159 |
float absX = rotatedX>0 ? rotatedX : -rotatedX; |
|
| 160 |
float absY = rotatedY>0 ? rotatedY : -rotatedY; |
|
| 161 |
float absZ = rotatedZ>0 ? rotatedZ : -rotatedZ; |
|
| 162 |
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|
| 163 |
if( absX>absY && absX>absZ ) return rotatedX>0 ? RIGHT:LEFT; |
|
| 164 |
if( absY>absX && absY>absZ ) return rotatedY>0 ? TOP:BOTTOM; |
|
| 165 |
if( absZ>absX && absZ>absY ) return rotatedZ>0 ? FRONT:BACK; |
|
| 166 |
|
|
| 167 |
return ERROR; |
|
| 168 |
} |
|
| 169 |
|
|
| 170 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 171 |
|
|
| 172 |
private boolean faceIsVisible(int face) |
|
| 173 |
{
|
|
| 174 |
float cameraDistance = mRenderer.returnCameraDistance(); |
|
| 175 |
float cubeHalfSize = mRenderer.returnCubeSize()*0.5f; |
|
| 176 |
|
|
| 177 |
Static4D rotated = rotateVector(new Static4D(0,0,cameraDistance,0)); |
|
| 178 |
|
|
| 179 |
switch(face) |
|
| 180 |
{
|
|
| 181 |
case FRONT : return rotated.get3() > cubeHalfSize; |
|
| 182 |
case BACK : return rotated.get3() < -cubeHalfSize; |
|
| 183 |
case LEFT : return rotated.get1() < -cubeHalfSize; |
|
| 184 |
case RIGHT : return rotated.get1() > cubeHalfSize; |
|
| 185 |
case TOP : return rotated.get2() > cubeHalfSize; |
|
| 186 |
case BOTTOM: return rotated.get2() < -cubeHalfSize; |
|
| 187 |
} |
|
| 188 |
|
|
| 189 |
return false; |
|
| 190 |
} |
|
| 191 |
|
|
| 192 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 193 |
// rotate 'vector' by quaternion q=mQuatAccumulated^(-1) ( i.e. return (q^-1)*vector*q ) |
|
| 194 |
|
|
| 195 |
private Static4D rotateVector(Static4D vector) |
|
| 196 |
{
|
|
| 197 |
float qx = mRenderer.mQuatAccumulated.get1(); |
|
| 198 |
float qy = mRenderer.mQuatAccumulated.get2(); |
|
| 199 |
float qz = mRenderer.mQuatAccumulated.get3(); |
|
| 200 |
float qw = mRenderer.mQuatAccumulated.get4(); |
|
| 201 |
|
|
| 202 |
Static4D quatInverted= new Static4D(-qx,-qy,-qz,qw); |
|
| 203 |
Static4D tmp = quatMultiply(quatInverted,vector); |
|
| 204 |
|
|
| 205 |
return quatMultiply(tmp,mRenderer.mQuatAccumulated); |
|
| 206 |
} |
|
| 207 |
|
|
| 208 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 209 |
|
|
| 210 |
private int faceTouched(int xTouch, int yTouch) |
|
| 211 |
{
|
|
| 212 |
float cameraDistance = mRenderer.returnCameraDistance(); |
|
| 213 |
float halfScrWidth = mRenderer.getScreenWidth()*0.5f; |
|
| 214 |
float halfScrHeight = mRenderer.getScreenHeight()*0.5f; |
|
| 215 |
float cubeHalfSize = mRenderer.returnCubeSize()*0.5f; |
|
| 216 |
|
|
| 217 |
Static4D cameraPoint = new Static4D( 0, 0, cameraDistance, 0); |
|
| 218 |
Static4D touchPoint = new Static4D(xTouch-halfScrWidth, halfScrHeight-yTouch, 0, 0); |
|
| 219 |
|
|
| 220 |
Static4D rotatedCamera = rotateVector(cameraPoint); |
|
| 221 |
Static4D rotatedTouchPoint= rotateVector(touchPoint); |
|
| 222 |
|
|
| 223 |
float camX = rotatedCamera.get1(); |
|
| 224 |
float camY = rotatedCamera.get2(); |
|
| 225 |
float camZ = rotatedCamera.get3(); |
|
| 226 |
|
|
| 227 |
float poiX = rotatedTouchPoint.get1(); |
|
| 228 |
float poiY = rotatedTouchPoint.get2(); |
|
| 229 |
float poiZ = rotatedTouchPoint.get3(); |
|
| 230 |
|
|
| 231 |
if( faceIsVisible(FRONT) ) |
|
| 232 |
{
|
|
| 233 |
if( poiZ!= camZ ) |
|
| 234 |
{
|
|
| 235 |
float A = (cubeHalfSize-camZ)/(poiZ-camZ); |
|
| 236 |
float X = (poiX-camX)*A + camX; |
|
| 237 |
float Y = (poiY-camY)*A + camY; |
|
| 238 |
float qX= (X+cubeHalfSize) / (2*cubeHalfSize); |
|
| 239 |
float qY= (Y+cubeHalfSize) / (2*cubeHalfSize); |
|
| 240 |
|
|
| 241 |
if( qX<=1 && qX>=0 && qY<=1 && qY>=0 ) |
|
| 242 |
{
|
|
| 243 |
mTouchedCol = (int)(qX*RubikRenderer.NUM_CUBES); |
|
| 244 |
mTouchedRow = (int)(qY*RubikRenderer.NUM_CUBES); |
|
| 245 |
mTouchedSli = RubikRenderer.NUM_CUBES - 1; |
|
| 246 |
return FRONT; |
|
| 247 |
} |
|
| 248 |
} |
|
| 249 |
} |
|
| 250 |
if( faceIsVisible(BACK) ) |
|
| 251 |
{
|
|
| 252 |
if( poiZ!= camZ ) |
|
| 253 |
{
|
|
| 254 |
float A = (-cubeHalfSize-camZ)/(poiZ-camZ); |
|
| 255 |
float X = (poiX-camX)*A + camX; |
|
| 256 |
float Y = (poiY-camY)*A + camY; |
|
| 257 |
float qX= (X+cubeHalfSize) / (2*cubeHalfSize); |
|
| 258 |
float qY= (Y+cubeHalfSize) / (2*cubeHalfSize); |
|
| 259 |
|
|
| 260 |
if( qX<=1 && qX>=0 && qY<=1 && qY>=0 ) |
|
| 261 |
{
|
|
| 262 |
mTouchedCol = (int)( qX*RubikRenderer.NUM_CUBES); |
|
| 263 |
mTouchedRow = (int)( qY*RubikRenderer.NUM_CUBES); |
|
| 264 |
mTouchedSli = 0; |
|
| 265 |
return BACK; |
|
| 266 |
} |
|
| 267 |
} |
|
| 268 |
} |
|
| 269 |
if( faceIsVisible(LEFT) ) |
|
| 270 |
{
|
|
| 271 |
if( poiX!= camX ) |
|
| 272 |
{
|
|
| 273 |
float A = (-cubeHalfSize-camX)/(poiX-camX); |
|
| 274 |
float Y = (poiY-camY)*A + camY; |
|
| 275 |
float Z = (poiZ-camZ)*A + camZ; |
|
| 276 |
float qY= (Y+cubeHalfSize) / (2*cubeHalfSize); |
|
| 277 |
float qZ= (Z+cubeHalfSize) / (2*cubeHalfSize); |
|
| 278 |
|
|
| 279 |
if( qZ<=1 && qZ>=0 && qY<=1 && qY>=0 ) |
|
| 280 |
{
|
|
| 281 |
mTouchedCol = 0; |
|
| 282 |
mTouchedRow = (int)( qY*RubikRenderer.NUM_CUBES); |
|
| 283 |
mTouchedSli = (int)( qZ*RubikRenderer.NUM_CUBES); |
|
| 284 |
return LEFT; |
|
| 285 |
} |
|
| 286 |
} |
|
| 287 |
} |
|
| 288 |
if( faceIsVisible(RIGHT) ) |
|
| 289 |
{
|
|
| 290 |
if( poiX!= camX ) |
|
| 291 |
{
|
|
| 292 |
float A = (cubeHalfSize-camX)/(poiX-camX); |
|
| 293 |
float Y = (poiY-camY)*A + camY; |
|
| 294 |
float Z = (poiZ-camZ)*A + camZ; |
|
| 295 |
float qY= (Y+cubeHalfSize) / (2*cubeHalfSize); |
|
| 296 |
float qZ= (Z+cubeHalfSize) / (2*cubeHalfSize); |
|
| 297 |
|
|
| 298 |
if( qZ<=1 && qZ>=0 && qY<=1 && qY>=0 ) |
|
| 299 |
{
|
|
| 300 |
mTouchedCol = RubikRenderer.NUM_CUBES -1; |
|
| 301 |
mTouchedRow = (int)( qY*RubikRenderer.NUM_CUBES); |
|
| 302 |
mTouchedSli = (int)( qZ*RubikRenderer.NUM_CUBES); |
|
| 303 |
return RIGHT; |
|
| 304 |
} |
|
| 305 |
} |
|
| 306 |
} |
|
| 307 |
if( faceIsVisible(TOP) ) |
|
| 308 |
{
|
|
| 309 |
if( poiY!= camY ) |
|
| 310 |
{
|
|
| 311 |
float A = (cubeHalfSize-camY)/(poiY-camY); |
|
| 312 |
float X = (poiX-camX)*A + camX; |
|
| 313 |
float Z = (poiZ-camZ)*A + camZ; |
|
| 314 |
float qX= (X+cubeHalfSize) / (2*cubeHalfSize); |
|
| 315 |
float qZ= (Z+cubeHalfSize) / (2*cubeHalfSize); |
|
| 316 |
|
|
| 317 |
if( qZ<=1 && qZ>=0 && qX<=1 && qX>=0 ) |
|
| 318 |
{
|
|
| 319 |
mTouchedCol = (int)( qX*RubikRenderer.NUM_CUBES); |
|
| 320 |
mTouchedRow = RubikRenderer.NUM_CUBES -1; |
|
| 321 |
mTouchedSli = (int)( qZ*RubikRenderer.NUM_CUBES); |
|
| 322 |
return TOP; |
|
| 323 |
} |
|
| 324 |
} |
|
| 325 |
} |
|
| 326 |
if( faceIsVisible(BOTTOM) ) |
|
| 327 |
{
|
|
| 328 |
if( poiY!= camY ) |
|
| 329 |
{
|
|
| 330 |
float A = (-cubeHalfSize-camY)/(poiY-camY); |
|
| 331 |
float X = (poiX-camX)*A + camX; |
|
| 332 |
float Z = (poiZ-camZ)*A + camZ; |
|
| 333 |
float qX= (X+cubeHalfSize) / (2*cubeHalfSize); |
|
| 334 |
float qZ= (Z+cubeHalfSize) / (2*cubeHalfSize); |
|
| 335 |
|
|
| 336 |
if( qZ<=1 && qZ>=0 && qX<=1 && qX>=0 ) |
|
| 337 |
{
|
|
| 338 |
mTouchedCol = (int)( qX*RubikRenderer.NUM_CUBES); |
|
| 339 |
mTouchedRow = 0; |
|
| 340 |
mTouchedSli = (int)( qZ*RubikRenderer.NUM_CUBES); |
|
| 341 |
return BOTTOM; |
|
| 342 |
} |
|
| 343 |
} |
|
| 344 |
} |
|
| 345 |
|
|
| 346 |
mTouchedRow = -1; |
|
| 347 |
mTouchedCol = -1; |
|
| 348 |
mTouchedSli = -1; |
|
| 349 |
|
|
| 350 |
return ERROR; |
|
| 351 |
} |
|
| 130 | 352 |
} |
| 131 | 353 |
|
Also available in: Unified diff
Finish the Rubik app.