Revision 6e18bd32
Added by Leszek Koltunski about 5 years ago
| src/main/java/org/distorted/examples/rubik/RubikRenderer.java | ||
|---|---|---|
| 38 | 38 |
{
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| 39 | 39 |
private static final float CUBE_SCREEN_RATIO = 0.5f; |
| 40 | 40 |
private static final float CAMERA_DISTANCE = 0.6f; // 0.6 of the length of max(scrHeight,scrWidth) |
| 41 |
private static final int MIN_CUBE_SIZE = 1; |
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private static final int MAX_CUBE_SIZE = 6; |
|
| 41 | 43 |
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| 42 | 44 |
private RubikSurfaceView mView; |
| 43 | 45 |
private DistortedScreen mScreen; |
| 44 | 46 |
private Static3D mMove, mScale; |
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private Static4D mQuatCurrent, mQuatAccumulated; |
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private Static4D mTempCurrent, mTempAccumulated; |
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private float mCubeSizeInScreenSpace; |
|
| 48 | 47 |
private int mNextCubeSize; |
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private boolean mFinishRotation, mRemoveRotation, mFinishDragCurrent, mFinishDragAccumulated;
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private boolean mCanRotate;
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private boolean mChangeCubeSizeNow;
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private int mNumCube;
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| 51 | 50 |
private RubikCube mCube; |
| 52 | 51 |
|
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private int mScreenWidth, mScreenHeight; |
| ... | ... | |
| 60 | 59 |
|
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mScreen = new DistortedScreen(); |
| 62 | 61 |
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mTempCurrent = new Static4D(0,0,0,1); |
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mTempAccumulated = initializeQuat(); |
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mQuatCurrent = new Static4D(0,0,0,1); |
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mQuatAccumulated = initializeQuat(); |
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mScreenWidth = mScreenHeight = 0; |
| 69 | 63 |
|
| 70 | 64 |
mMove = new Static3D(0,0,0); |
| 71 | 65 |
mScale = new Static3D(1,1,1); |
| 72 | 66 |
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mFinishRotation = false; |
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mRemoveRotation = false; |
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mFinishDragCurrent = false; |
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mFinishDragAccumulated = false; |
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mNextCubeSize= 0; |
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mNextCubeSize= MIN_CUBE_SIZE; |
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mChangeCubeSizeNow = false; |
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| 79 | 69 |
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mCanRotate = true;
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mNumCube = 0;
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} |
| 82 | 72 |
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| 83 | 73 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// various things are done here delayed, 'after the next render' as not to be done mid-render and |
|
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// cause artifacts. |
|
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// change the cube size here, 'after the next render' as not to cause artifacts. |
|
| 86 | 75 |
|
| 87 | 76 |
public void onDrawFrame(GL10 glUnused) |
| 88 | 77 |
{
|
| 89 | 78 |
mScreen.render( System.currentTimeMillis() ); |
| 90 | 79 |
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if( mFinishDragCurrent ) |
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{
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mFinishDragCurrent = false; |
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mQuatCurrent.set(mTempCurrent); |
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} |
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if( mFinishDragAccumulated ) |
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{
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mFinishDragAccumulated = false; |
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mQuatAccumulated.set(mTempAccumulated); |
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} |
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if( mFinishRotation ) |
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if( mChangeCubeSizeNow ) |
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{
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mCanRotate = false; |
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mFinishRotation=false; |
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mCube.finishRotationNow(this); |
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} |
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if( mRemoveRotation ) |
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{
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mRemoveRotation=false; |
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mCube.removeRotationNow(this); |
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mCanRotate = true; |
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} |
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if( mNextCubeSize!=0 ) |
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{
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createCubeNow(mNextCubeSize); |
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mScreen.detachAll(); |
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mCube.attachToScreen(mScreen); |
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mNextCubeSize = 0; |
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mCanRotate = true; // it can happen that we have just changed the size of the cube while |
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// finishing rotation and never removed it! |
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mChangeCubeSizeNow = false; |
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createNextCube(); |
|
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} |
| 126 | 85 |
} |
| 127 | 86 |
|
| ... | ... | |
| 132 | 91 |
{
|
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switch(em) |
| 134 | 93 |
{
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case EFFECT_FINISHED: mRemoveRotation = true; break; |
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case EFFECT_FINISHED: mNextCubeSize++; |
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if( mNextCubeSize> MAX_CUBE_SIZE ) mNextCubeSize = MIN_CUBE_SIZE; |
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mChangeCubeSizeNow = true; |
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break; |
|
| 136 | 98 |
} |
| 137 | 99 |
} |
| 138 | 100 |
|
| ... | ... | |
| 144 | 106 |
float fovInDegrees = computeFOV(cameraDistance,height); |
| 145 | 107 |
|
| 146 | 108 |
mScreen.setProjection( fovInDegrees, 0.1f); |
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mView.setScreenSize(width,height); |
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mView.setCameraDist(cameraDistance); |
|
| 149 | 109 |
mScreen.resize(width, height); |
| 150 | 110 |
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recomputeScaleFactor(width,height); |
| ... | ... | |
| 158 | 118 |
|
| 159 | 119 |
public void onSurfaceCreated(GL10 glUnused, EGLConfig config) |
| 160 | 120 |
{
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mCube.createTexture(); |
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mScreen.detachAll(); |
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mCube.attachToScreen(mScreen); |
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createNextCube(); |
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| 164 | 122 |
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VertexEffectSink.enable(); |
| 166 | 124 |
|
| ... | ... | |
| 176 | 134 |
|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
| 178 | 136 |
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private float computeFOV(float cameraDistance, int screenHeight) |
|
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{
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double halfFOVInRadians = Math.atan( screenHeight/(2*cameraDistance) ); |
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return (float)(2*halfFOVInRadians*(180/Math.PI)); |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// no this will not race with onDrawFrame |
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void finishRotation() |
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private void createNextCube() |
|
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{
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mFinishRotation = true; |
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} |
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if( mCube!=null ) mCube.releaseResources(); |
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mCube = new RubikCube(mNextCubeSize, mMove, mScale); |
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mCube.createTexture(); |
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| 192 | 142 |
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///////////////////////////////////////////////////////////////////////////////////////////////////
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if( mScreenWidth!=0 ) recomputeScaleFactor(mScreenWidth,mScreenHeight);
|
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void createCube(int newSize) |
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{
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mNextCubeSize = newSize; |
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mScreen.detachAll(); |
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mCube.attachToScreen(mScreen); |
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mCube.addRotation(this); |
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RubikActivity act = mView.getRubikActivity(); |
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act.setText(++mNumCube); |
|
| 198 | 150 |
} |
| 199 | 151 |
|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
| 201 | 153 |
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void createCubeNow(int newSize)
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private float computeFOV(float cameraDistance, int screenHeight)
|
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{
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int oldSize = mCube==null ? 0 : mCube.getSize(); |
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if( oldSize!=newSize ) |
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{
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if( mCube!=null ) mCube.releaseResources(); |
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mCube = new RubikCube(newSize, mMove, mScale, mQuatCurrent, mQuatAccumulated); |
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mCube.createTexture(); |
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if( mScreenWidth!=0 ) |
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{
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recomputeScaleFactor(mScreenWidth,mScreenHeight); |
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} |
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} |
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double halfFOVInRadians = Math.atan( screenHeight/(2*cameraDistance) ); |
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return (float)(2*halfFOVInRadians*(180/Math.PI)); |
|
| 217 | 158 |
} |
| 218 | 159 |
|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
| 220 | 161 |
|
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private void recomputeScaleFactor(int screenWidth, int screenHeight) |
| 222 | 163 |
{
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mCubeSizeInScreenSpace = CUBE_SCREEN_RATIO*(screenWidth>screenHeight ? screenHeight:screenWidth);
|
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float cubeSizeInScreenSpace = CUBE_SCREEN_RATIO*(screenWidth>screenHeight ? screenHeight:screenWidth);
|
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float texSize = mCube.getTextureSize(); |
| 225 |
float scaleFactor = mCubeSizeInScreenSpace/(texSize*mCube.getSize());
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float scaleFactor = cubeSizeInScreenSpace/(texSize*mCube.getSize());
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| 226 | 167 |
|
| 227 | 168 |
mMove.set( (screenWidth-scaleFactor*texSize)/2 , (screenHeight-scaleFactor*texSize)/2 , -scaleFactor*texSize/2 ); |
| 228 | 169 |
mScale.set(scaleFactor,scaleFactor,scaleFactor); |
| 229 | 170 |
} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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|
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void scrambleCube() |
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{
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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|
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float returnCubeSizeInScreenSpace() |
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{
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return mCubeSizeInScreenSpace; |
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} |
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|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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|
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boolean canRotate() |
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{
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return mCanRotate; |
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} |
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|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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|
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RubikCube getCube() |
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{
|
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return mCube; |
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} |
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|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
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// Initial rotation of the cube. Something semi-random that looks good. |
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|
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Static4D initializeQuat() |
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{
|
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return new Static4D(-0.25189602f,0.3546389f,0.009657208f,0.90038127f); |
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} |
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|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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|
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void setQuatCurrent(Static4D current) |
|
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{
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mTempCurrent.set(current); |
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mFinishDragCurrent = true; |
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} |
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|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
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|
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void setQuatAccumulated(Static4D accumulated) |
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{
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mTempAccumulated.set(accumulated); |
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mFinishDragAccumulated = true; |
|
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} |
|
| 282 | 171 |
} |
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Turn the Rubik app into a MemoryTest.