X-Git-Url: http://git.megacz.com/?p=anneal.git;a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fqfat%2FMeshViewer.java;h=2fe420029c4d0861122046da0a5950979cb671c7;hp=f7fa9c19fa5758dd039b65085a31f244dbdd2900;hb=489c7122bf2f358c50588599e54bf38cfd62d5b3;hpb=9a60e73a7339e38ca07ead4a1d4b8880eea34854 diff --git a/src/edu/berkeley/qfat/MeshViewer.java b/src/edu/berkeley/qfat/MeshViewer.java index f7fa9c1..2fe4200 100644 --- a/src/edu/berkeley/qfat/MeshViewer.java +++ b/src/edu/berkeley/qfat/MeshViewer.java @@ -8,22 +8,34 @@ import javax.media.opengl.*; import javax.media.opengl.glu.*; import com.sun.opengl.util.*; import java.util.*; +import edu.berkeley.qfat.bind.*; import edu.berkeley.qfat.geom.*; import edu.berkeley.qfat.geom.Point; +/** + * A basic MeshViewer displays zero or more meshes to the user, in + * wireframe or shaded panels. + */ public class MeshViewer extends JPanel implements GLEventListener, MouseListener, MouseMotionListener, KeyListener, MouseWheelListener { + Main main; + private float tz = 0; private float anglex = 0; private float angley = 0; + boolean drawEdge = false; + private Mesh.Vertex closest = null; + private Mesh.E closestEdge = null; + private Point closestOriginallyAt = null; private int mousex; private int mousey; private Matrix projection = null; private Point clickPoint = null; private GLCanvas glcanvas; private boolean updateVisibilities = false; + private boolean updateClosest = false; private boolean mouseInside = false; private HashSet meshes = new HashSet(); @@ -34,8 +46,13 @@ public class MeshViewer extends JPanel implements GLEventListener, MouseListener public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) { } public void displayChanged(GLAutoDrawable drawable, boolean modeChanged, boolean deviceChanged) { } + public void addKeyListener(KeyListener kl) { glcanvas.addKeyListener(kl); } + public synchronized void init(GLAutoDrawable gld) { GL gl = glcanvas.getGL();//gld.getGL(); + + gl.glEnable(gl.GL_DOUBLEBUFFER); + gl.glClearColor(0.0f, 0.0f, 0.0f, 1.0f); gl.glViewport(0, 0, 500, 300); gl.glEnable(GL.GL_DEPTH_TEST); @@ -48,10 +65,6 @@ public class MeshViewer extends JPanel implements GLEventListener, MouseListener float mat_specular[] = { 0.5f, 0.5f, 0.5f, 0.5f }; float mat_shininess[] = { 50.0f }; gl.glShadeModel(GL.GL_SMOOTH); - //gl.glMaterialfv(GL.GL_FRONT, GL.GL_DIFFUSE, mat_specular, 0); - //gl.glMaterialfv(GL.GL_FRONT, GL.GL_SPECULAR, mat_specular, 0); - //gl.glMaterialfv(GL.GL_FRONT, GL.GL_AMBIENT, new float[] { 0.3f, 0.3f, 0.3f, 0.3f }, 0); - //gl.glMaterialfv(GL.GL_FRONT, GL.GL_SHININESS, mat_shininess, 0); gl.glLightfv(GL.GL_LIGHT0, GL.GL_POSITION, new float[] { 1.0f, 4.0f, -10.0f, 0.0f }, 0); gl.glLightfv(GL.GL_LIGHT1, GL.GL_POSITION, new float[] { -10.0f, 10.0f, 10.0f, 0.0f }, 0); gl.glLightfv(GL.GL_LIGHT2, GL.GL_POSITION, new float[] { 10.0f, -10.0f, 10.0f, 0.0f }, 0); @@ -76,6 +89,14 @@ public class MeshViewer extends JPanel implements GLEventListener, MouseListener GL gl = glcanvas.getGL();//drawable.getGL(); GLU glu = new GLU(); + gl.glDrawBuffer(GL.GL_BACK); + + if (updateVisibilities) { + updateVisibilities = false; + // update vertex visibilities + updateVisibility(gl); + } + gl.glDrawBuffer(GL.GL_BACK); if (!mouseInside) gl.glClearColor(0.1f, 0.1f, 0.1f, 1.0f); else gl.glClearColor(0.0f, 0.0f, 0.0f, 1.0f); @@ -91,29 +112,97 @@ public class MeshViewer extends JPanel implements GLEventListener, MouseListener gl.glEnable(GL.GL_LIGHTING); gl.glShadeModel(GL.GL_SMOOTH); - for(Mesh mesh : meshes) + for(Mesh mesh : meshes) { mesh.render(gl, Matrix.ONE); + if (main != null && main.whichNeighbor>0 && main.transforms!=null && !mesh.option_wireframe) { + mesh.option_wireframe = true; + mesh.render(gl, main.transforms[main.whichNeighbor-1]); + mesh.option_wireframe = false; + } + } // highlight the point closest to the mouse; we do this here to avoid flicker if (closest != null) { gl.glDisable(GL.GL_LIGHTING); gl.glShadeModel(GL.GL_FLAT); - gl.glColor3f(1,1,1); - gl.glBegin(gl.GL_POINTS); - closest.getPoint().glVertex(gl); - gl.glEnd(); + + if (drawEdge) { + for(Mesh.E e : (Iterable)closestEdge.getBoundPeers()) { + gl.glColor3f(0,1,0); + gl.glBegin(gl.GL_LINES); + e.glVertices(gl); + gl.glEnd(); + gl.glColor3f(1,0,0); + gl.glBegin(gl.GL_LINES); + e.pair.glVertices(gl); + gl.glEnd(); + } + /* + if (closestEdge != null) { + gl.glColor3f(1,1,0); + gl.glBegin(gl.GL_TRIANGLES); + Mesh.T t = closestEdge.t; + t.p1().glVertex(gl); + t.p2().glVertex(gl); + t.p3().glVertex(gl); + gl.glColor3f(0,1,1); + main.transforms[main.whichNeighbor-1].times(closestEdge.t.p1()).glVertex(gl); + main.transforms[main.whichNeighbor-1].times(closestEdge.t.p2()).glVertex(gl); + main.transforms[main.whichNeighbor-1].times(closestEdge.t.p3()).glVertex(gl); + System.out.println("t=" + +t.p1()+"\n " + +t.p2()+"\n " + +t.p3()+"\n " + ); + System.out.println("x=" + +main.transforms[main.whichNeighbor-1].times(t.p1())+"\n " + +main.transforms[main.whichNeighbor-1].times(t.p2())+"\n " + +main.transforms[main.whichNeighbor-1].times(t.p3())+"\n " + ); + gl.glEnd(); + } + */ + } + + if (closest.visible) { + gl.glDisable(GL.GL_DEPTH_TEST); + gl.glColor3f(1,1,0); + gl.glBegin(gl.GL_POINTS); + closest.getPoint().glVertex(gl); + gl.glColor3f(0.5f,0.5f,0); + for(Mesh.Vertex v : (Iterable)closest.getBoundPeers()) + if (v!=closest) + v.getPoint().glVertex(gl); + gl.glEnd(); + + if (closest.getBindingConstraint() instanceof Plane) { + Plane p = (Plane)closest.getBindingConstraint(); + Vec v = p.norm(); + gl.glEnable(gl.GL_BLEND); + gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA); + gl.glColor4f(1,1,0,0.3f); + gl.glBegin(gl.GL_LINES); + closest.getPoint().glVertex(gl); + v.plus(closest.getPoint()).glVertex(gl); + closest.getPoint().glVertex(gl); + v.times(-1).plus(closest.getPoint()).glVertex(gl); + gl.glEnd(); + gl.glDisable(gl.GL_BLEND); + } + + gl.glEnable(GL.GL_DEPTH_TEST); + } } projection = Matrix.getProjectionMatrix(gl); - if (updateVisibilities) { - updateVisibilities = false; - // update vertex visibilities - updateVisibility(gl); - - //Matrix projection = Matrix.getProjectionMatrix(gl); + if (updateClosest) { + updateClosest = false; double dist = Double.MAX_VALUE; + double distE = Double.MAX_VALUE; closest = null; + closestOriginallyAt = null; + closestEdge = null; for(Mesh mesh : meshes) if (mesh.option_selectable) for(Mesh.Vertex v : mesh.vertices()) { @@ -127,8 +216,22 @@ public class MeshViewer extends JPanel implements GLEventListener, MouseListener dist = (x-mousex)*(x-mousex)+(y-mousey)*(y-mousey); closest = v; } + for(Mesh.E e = v.e; e!=null; e=e.pair.next==v.e?null:e.pair.next) { + if (!e.v2.visible) continue; + Segment s = + new Segment(projection.times(e.v1.getPoint()), + projection.times(e.v2.getPoint())); + double dist2 = s.distance(getMouse()); + if (dist2 < distE) { + distE = dist2; + closestEdge = e; + } + } } } + gl.glFlush(); + glcanvas.setAutoSwapBufferMode(false); + glcanvas.swapBuffers(); } protected synchronized void updateVisibility(GL gl) { @@ -140,24 +243,26 @@ public class MeshViewer extends JPanel implements GLEventListener, MouseListener gl.glFlush(); gl.glDisable(GL.GL_LIGHTING); gl.glShadeModel(GL.GL_FLAT); - gl.glColor3f(0,0,0); gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT); - for(Mesh mesh : meshes) mesh.render(gl, Matrix.ONE); + gl.glColor3f(0,0,0); + for(Mesh mesh : meshes) mesh.render(gl, Matrix.ONE, true); for(Mesh mesh : meshes) if (mesh.option_selectable) for(Mesh.Vertex v : mesh.vertices()) { Point p = v.getPoint(); + Point projected = projection.times(p); + boolean vis = false; + gl.glColor3f(1,1,1); gl.glBegin(gl.GL_POINTS); p.glVertex(gl); gl.glEnd(); gl.glFlush(); - - Point projected = projection.times(p); + + vis = false; gl.glReadPixels((int)projected.x-1, (int)projected.y-1, 3, 3, gl.GL_RGB, gl.GL_UNSIGNED_BYTE, buf); - - boolean vis = false; for(int j=0; j<9*4; j++) vis |= buf.get(j)!=0; + v.visible = vis; if (vis) { gl.glColor3f(0,0,0); @@ -203,21 +308,30 @@ public class MeshViewer extends JPanel implements GLEventListener, MouseListener public void mouseMoved(MouseEvent e) { mousex = e.getX(); mousey = e.getY(); - if ((e.getModifiersEx() & MouseEvent.SHIFT_DOWN_MASK) != 0) + + if ((e.getModifiersEx() & MouseEvent.SHIFT_DOWN_MASK) != 0) { updateVisibilities = true; + drawEdge = true; + updateClosest = true; + } } public void mouseDragged(MouseEvent e) { if ((e.getModifiersEx() & MouseEvent.SHIFT_DOWN_MASK) != 0) { + updateVisibilities = true; + drawEdge = true; if (closest != null && projection != null) { synchronized(this) { - Point clickClosest = closest == null ? null : closest.getPoint(); + if (closestOriginallyAt==null) closestOriginallyAt = closest.getPoint(); Vec d1 = projection.inverse().times(getMouse()).minus(projection.inverse().times(clickPoint)); - Vec delta = d1.plus(clickClosest).minus(closest.getPoint()); + Vec delta = d1.plus(closestOriginallyAt).minus(closest.getPoint()); closest.move(delta, false); } } + } else if ((e.getModifiersEx() & MouseEvent.CTRL_DOWN_MASK) != 0) { + // move edge } else { + updateVisibilities = true; anglex -= mousex - e.getX(); angley += mousey - e.getY(); }