Revision 833685d0
Added by Leszek Koltunski over 8 years ago
| src/main/java/org/distorted/examples/cubes/CubesRenderer.java | ||
|---|---|---|
| 70 | 70 |
mQuat1 = new Static4D(0,0,0,1); // unity |
| 71 | 71 |
mQuat2 = new Static4D(0,0,0,1); // quaternions |
| 72 | 72 |
|
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mQuatInt1 = new DynamicQuat(); |
|
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mQuatInt2 = new DynamicQuat(); |
|
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mQuatInt1.setDuration(0); |
|
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mQuatInt2.setDuration(0); |
|
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mQuatInt1.setCount(0.5f); |
|
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mQuatInt2.setCount(0.5f); |
|
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|
|
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mQuatInt1 = new DynamicQuat(0,0.5f); |
|
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mQuatInt2 = new DynamicQuat(0,0.5f); |
|
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|
|
| 80 | 76 |
mQuatInt1.add(mQuat1); |
| 81 | 77 |
mQuatInt2.add(mQuat2); |
| 82 | 78 |
} |
| src/main/java/org/distorted/examples/cubes/CubesSurfaceView.java | ||
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| 32 | 32 |
|
| 33 | 33 |
class CubesSurfaceView extends GLSurfaceView |
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{
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int mX, mY; |
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CubesRenderer mRenderer; |
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private int mX, mY;
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private CubesRenderer mRenderer;
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|
| 37 | 37 |
|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
| 39 | 39 |
|
| ... | ... | |
| 109 | 109 |
float rz = mRenderer.mQuat2.getZ(); |
| 110 | 110 |
float rw = mRenderer.mQuat2.getW(); |
| 111 | 111 |
|
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// This is quaternion multiplication. (tx.ty.tz.tw) |
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// is now equal to (qx,qy,qz,qw)*(rx,ry,rz,rw) |
|
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float tx = rw*qx - rz*qy + ry*qz + rx*qw; |
| 113 | 115 |
float ty = rw*qy + rz*qx + ry*qw - rx*qz; |
| 114 | 116 |
float tz = rw*qz + rz*qw - ry*qx + rx*qy; |
| 115 | 117 |
float tw = rw*qw - rz*qz - ry*qy - rx*qx; |
| 116 |
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// The point of this is so that there are always |
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// exactly 2 quaternions: Quat1 representing the rotation |
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// accumulating only since the last screen touch, and Quat2 |
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// which remembers the combined effect of all previous |
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// swipes. |
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// We cannot be accumulating an ever-growing list of quaternions |
|
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// and add a new one every time user swipes the screen - there |
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// is a limited number of slots in the EffectQueueMatrix! |
|
| 117 | 127 |
mRenderer.mQuat1.set(0f, 0f, 0f, 1f); |
| 118 | 128 |
mRenderer.mQuat2.set(tx, ty, tz, tw); |
| 119 | 129 |
|
| src/main/java/org/distorted/examples/vertex3d/Vertex3DRenderer.java | ||
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| 32 | 32 |
import org.distorted.library.type.Dynamic1D; |
| 33 | 33 |
import org.distorted.library.type.Dynamic3D; |
| 34 | 34 |
import org.distorted.library.type.Dynamic4D; |
| 35 |
import org.distorted.library.type.DynamicQuat; |
|
| 35 | 36 |
import org.distorted.library.type.Static1D; |
| 36 | 37 |
import org.distorted.library.type.Static2D; |
| 37 | 38 |
import org.distorted.library.type.Static3D; |
| ... | ... | |
| 52 | 53 |
private GLSurfaceView mView; |
| 53 | 54 |
private static DistortedCubes mCube; |
| 54 | 55 |
private int mCols, mRows; |
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private DynamicQuat mQuatInt1, mQuatInt2; |
|
| 55 | 57 |
|
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private static EffectNames[] order; |
| 57 | 59 |
|
| ... | ... | |
| 62 | 64 |
private static Static3D mDeformPoint, mDistortPoint; |
| 63 | 65 |
private static Static1D mSinkPoint, mSwirlPoint; |
| 64 | 66 |
|
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Static4D mQuat1, mQuat2; |
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int mScreenMin; |
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|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
| 66 | 71 |
|
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public static void setDeform(float x, float y, float z) |
| ... | ... | |
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mDistortInter.add(mDistortPoint); |
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mSwirlInter.add(mSwirlPoint); |
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mSinkInter.add(mSinkPoint); |
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|
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mQuat1 = new Static4D(0,0,0,1); // unity |
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mQuat2 = new Static4D(0,0,0,1); // quaternions |
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|
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mQuatInt1 = new DynamicQuat(0,0.5f); |
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mQuatInt2 = new DynamicQuat(0,0.5f); |
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mQuatInt1.add(mQuat1); |
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mQuatInt2.add(mQuat2); |
|
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} |
| 148 | 162 |
|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
| ... | ... | |
| 160 | 174 |
|
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public void onSurfaceChanged(GL10 glUnused, int width, int height) |
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{
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mScreenMin = width<height ? width:height; |
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|
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mCube.abortEffects(EffectTypes.MATRIX); |
| 164 | 180 |
float factor; |
| 165 | 181 |
|
| ... | ... | |
| 175 | 191 |
mCube.scale(factor); |
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mCube.move( new Static3D( (width-factor*mCols*SIZE)/2 , (height-factor*mRows*SIZE)/2 , 0) ); |
| 177 | 193 |
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Static3D center = new Static3D(mCols*SIZE/2,mRows*SIZE/2, 0); |
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mCube.quaternion(mQuatInt1, center); |
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mCube.quaternion(mQuatInt2, center); |
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|
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setVertexEffects(); |
| 179 | 200 |
|
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Distorted.onSurfaceChanged(width, height); |
| src/main/java/org/distorted/examples/vertex3d/Vertex3DSurfaceView.java | ||
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| 23 | 23 |
import android.opengl.GLSurfaceView; |
| 24 | 24 |
import android.os.Build; |
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import android.util.AttributeSet; |
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import android.view.MotionEvent; |
|
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|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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|
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class Vertex3DSurfaceView extends GLSurfaceView |
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{
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{
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private int mX, mY; |
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private Vertex3DRenderer mRenderer; |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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public Vertex3DSurfaceView(Context c, AttributeSet attrs)
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{
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super(c, attrs);
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public Vertex3DSurfaceView(Context c, AttributeSet attrs) |
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{
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super(c, attrs); |
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if(!isInEditMode()) |
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{
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setEGLContextClientVersion(2); |
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if( Build.FINGERPRINT.startsWith("generic") )
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{
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setEGLConfigChooser(8, 8, 8, 8, 16, 0); |
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} |
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if(!isInEditMode()) |
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{
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setEGLContextClientVersion(2); |
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setRenderer(new Vertex3DRenderer(this)); |
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if( Build.FINGERPRINT.startsWith("generic") )
|
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{
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setEGLConfigChooser(8, 8, 8, 8, 16, 0); |
|
| 47 | 48 |
} |
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mRenderer = new Vertex3DRenderer(this); |
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setRenderer(mRenderer); |
|
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} |
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} |
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|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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|
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@Override |
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public boolean onTouchEvent(MotionEvent event) |
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{
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int action = event.getAction(); |
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int x = (int)event.getX(); |
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int y = (int)event.getY(); |
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switch(action) |
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{
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case MotionEvent.ACTION_DOWN: mX = x; |
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mY = y; |
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break; |
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|
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case MotionEvent.ACTION_MOVE: if( mX>=0 && mY>= 0 ) |
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{
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float px = mY-y; |
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float py = mX-x; |
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float pz = 0; |
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float plen = (float)Math.sqrt(px*px + py*py + pz*pz); |
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|
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if( plen>0 ) |
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{
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px /= plen; |
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py /= plen; |
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pz /= plen; |
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|
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float cosA = (float)Math.cos(plen*3.14f/mRenderer.mScreenMin); |
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float sinA = (float)Math.sqrt(1-cosA*cosA); |
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mRenderer.mQuat1.set(px*sinA, py*sinA, pz*sinA, cosA); |
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} |
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} |
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break; |
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|
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case MotionEvent.ACTION_UP : mX = -1; |
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mY = -1; |
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|
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float qx = mRenderer.mQuat1.getX(); |
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float qy = mRenderer.mQuat1.getY(); |
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float qz = mRenderer.mQuat1.getZ(); |
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float qw = mRenderer.mQuat1.getW(); |
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|
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float rx = mRenderer.mQuat2.getX(); |
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float ry = mRenderer.mQuat2.getY(); |
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float rz = mRenderer.mQuat2.getZ(); |
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float rw = mRenderer.mQuat2.getW(); |
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|
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float tx = rw*qx - rz*qy + ry*qz + rx*qw; |
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float ty = rw*qy + rz*qx + ry*qw - rx*qz; |
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float tz = rw*qz + rz*qw - ry*qx + rx*qy; |
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float tw = rw*qw - rz*qz - ry*qy - rx*qx; |
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mRenderer.mQuat1.set(0f, 0f, 0f, 1f); |
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mRenderer.mQuat2.set(tx, ty, tz, tw); |
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break; |
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} |
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|
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return true; |
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} |
|
| 49 | 118 |
} |
| 50 | 119 |
|
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