SpaceFrameSurface-ctrl-i
From scripting
// // Script written by Howard Jiho Kim | kimjiho@gmail.com | crtl-i.com | 2007 // // ex. // spFrSurface(srfName1, srfName2, U, V) // spFrSurface(“nurbsPlane1”, “nurbsPlane2”, 10, 10) // // HORIZONTAL MEMBERS!! global proc spFrSurface(string $nurb, string $nurb2, int $u, int $v) { gridSurface($nurb, $u,$v); gridSurface($nurb2, $u,$v); float $u_inc = 1.0/$u; float $v_inc = 1.0/$v; float $cv[], $cv2[], $cv3[]; float $i2, $k2; // get U information $u = $u + 1; $v = $v + 1; for($i=0;$i<$u;$i++) { for($k=0;$k<$v;$k++) { $i2 = $u_inc * $i; print (“u:” + $i2 + ” | “); $k2 = $v_inc * $k; print (“v:” + $k2 + ” | “); $cv = `pointOnSurface -u $i2 -v $k2 -position $nurb`; print( $cv[0] +” “+ $cv[1] +” “+ $cv[2] + ” | “); $cv2 = `pointOnSurface -u $i2 -v $k2 -position $nurb2`; print( $cv2[0] +” “+ $cv2[1] +” “+ $cv2[2] +”\n”); curve -d 1 -p $cv[0] $cv[1] $cv[2] -p $cv2[0] $cv2[1] $cv2[2] -k 0 -k 1; // print CV //$x[$k] = $cv[0]; //$y[$k] = $cv[1]; //$z[$k] = $cv[2]; } //$curveName[$i] = `curve -p $x[0] $y[0] $z[0] -p $x[1] $y[1] $z[1] -p $x[2] $y[2] $z[2] -p $x[3] $y[3] $z[3] -p $x[4] $y[4] $z[4] -p $x[5] $y[5] $z[5] -p $x[6] $y[6] $z[6] -p $x[7] $y[7] $z[7]`; } } // LONGITUDINAL MEMBERS global proc gridSurface(string $nurb, int $u, int $v) { float $u_inc = 1.0/$u; float $v_inc = 1.0/$v; float $cv[], $cv2[], $cv3[]; float $i2, $k2; // get U information $u = $u + 1; for($i=0;$i<$u;$i++) { for($k=0;$k<$v;$k++) { $i2 = $u_inc * $i; print (“u:” + $i2 + ” | “); $k2 = $v_inc * $k; print (“v:” + $k2 + ” | “); $cv = `pointOnSurface -u $i2 -v $k2 -position $nurb`; print( $cv[0] +” “+ $cv[1] +” “+ $cv[2] + ” | “); $k3 = $v_inc * ($k+1); $cv2 = `pointOnSurface -u $i2 -v $k3 -position $nurb`; print( $cv2[0] +” “+ $cv2[1] +” “+ $cv2[2] +”\n”); curve -d 1 -p $cv[0] $cv[1] $cv[2] -p $cv2[0] $cv2[1] $cv2[2] -k 0 -k 1; // print CV //$x[$k] = $cv[0]; //$y[$k] = $cv[1]; //$z[$k] = $cv[2]; } //$curveName[$i] = `curve -p $x[0] $y[0] $z[0] -p $x[1] $y[1] $z[1] -p $x[2] $y[2] $z[2] -p $x[3] $y[3] $z[3] -p $x[4] $y[4] $z[4] -p $x[5] $y[5] $z[5] -p $x[6] $y[6] $z[6] -p $x[7] $y[7] $z[7]`; } // get U information $v = $v + 1; $u = $u – 1; for($i=0;$i<$v;$i++) { for($k=0;$k<$u;$k++) { $i2 = $u_inc * $k; print (“u:” + $i2 + ” | “); $k2 = $v_inc * $i; print (“v:” + $k2 + ” | “); $cv = `pointOnSurface -u $i2 -v $k2 -position $nurb`; print( $cv[0] +” “+ $cv[1] +” “+ $cv[2] + ” | “); $i3 = $u_inc * ($k+1); $cv2 = `pointOnSurface -u $i3 -v $k2 -position $nurb`; print( $cv2[0] +” “+ $cv2[1] +” “+ $cv2[2] +”\n”); curve -d 1 -p $cv[0] $cv[1] $cv[2] -p $cv2[0] $cv2[1] $cv2[2] -k 0 -k 1; // print CV //$x[$k] = $cv[0]; //$y[$k] = $cv[1]; //$z[$k] = $cv[2]; } //$curveName[$i] = `curve -p $x[0] $y[0] $z[0] -p $x[1] $y[1] $z[1] -p $x[2] $y[2] $z[2] -p $x[3] $y[3] $z[3] -p $x[4] $y[4] $z[4] -p $x[5] $y[5] $z[5] -p $x[6] $y[6] $z[6] -p $x[7] $y[7] $z[7]`; } }
More information on isoparm manipulation, read pages 109-113 in YSYT.