Manual de Apoio 2010

gl. glTexCoord2f (0f, 0f);cBackRight . draw ();gl. glTexCoord2f (1f, 0f);cBackLeft . draw ();// Face da DireitavNormal = GlTools . getNormalVector (cTop , cFrontRight , cBackRight );gl. glNormal3fv ( vNormal . toArray () , 0);gl. glTexCoord2f (.5f, 1f);cTop . draw ();gl. glTexCoord2f (0f, 0f);cFrontRight . draw ();gl. glTexCoord2f (1f, 0f);cBackRight . draw ();gl. glEnd ();gl. glPopMatrix ();}@Overridepublic void reshape ( GLAutoDrawable drawable , int x, int y, int width , int height ) {GL2 gl = drawable . getGL (). getGL2 ();}if ( height == 0)height = 1; // prevnir divisao por 0// O meu viewport tera o tamanho da janela ( width x height )gl. glViewport (0 , 0, canvas . getSize (). width , canvas . getSize (). height );// Mudar para a matiz de PROJECTIONgl. glMatrixMode ( GL2 . GL_PROJECTION );gl. glLoadIdentity ();float volume = 100 f;float fAspect = ( float ) width / ( float ) height ;// Projeccao em Perspectivaglu . gluPerspective (100f, fAspect , .001f, volume * 5f);}C.4 TexGen.javapackage pt.ipb . esact .cg. examples ;import java . awt . BorderLayout ;import java . awt . Container ;import java . awt . event . KeyEvent ;import java .io. IOException ;import java .io. InputStream ;import java . nio . FloatBuffer ;import java . nio . IntBuffer ;import javax . media . opengl . GL2 ;import javax . media . opengl . GLAutoDrawable ;import javax . media . opengl . GLEventListener ;import javax . media . opengl . awt . GLCanvas ;import javax . media . opengl . glu . GLU ;import javax . swing . JFrame ;126