#VRML V2.0 utf8  
##<load file=web3d-navigate>

##:@+ a fish (called) nurb

##@ scene
#@extern @vr/extern/blaxxun/NurbsSurface.wrl

# NavigationInfo { type ["EXAMINE","ANY"] }

DEF v1 Viewpoint { position 0 0 10 }

##@ proto

PROTO mynurb [
exposedField SFVec3f translation 0 0 0 
exposedField MFVec3f cp [ ]
exposedField MFString url "alchemy.gif"
]{

##@ body
Transform { translation IS translation
rotation 1 0 0 1.57   ## some trick was needed
scale 2 2 1
children [
Transform {
translation -1.5 -1.5 0
rotation 1 0 0 1.57
children [
Shape { 

##@ the nurb surface
geometry DEF surface NurbsSurface {
	uOrder 4 
	vOrder 3 
	uDimension 5 
	vDimension 3 
	uTessellation 50  ## needed
	vTessellation 30
	controlPoint IS cp
	}
##@ appearance
appearance Appearance {
     material Material { diffuseColor 0 0 1 emissiveColor 1 0 0}  # Blue
     texture ImageTexture { url IS url }
	}	
} ] } ] } }

##@ instances

Group {
children [
mynurb {
translation -3 3 0
cp [ 
     0 0 0, 1 2 0, 2 0.5 0, 3 0.5 0, 4 1.5 0,
     0 0 0, 1 0 0, 2 0 0, 2 0 0, 2 0 0,
     0 0 0, 1 -2 0, 2 -0.5 0, 3 -0.5 0, 4 -1.5 0
     ]
}

##@ no 2
mynurb {
translation 0 0 0
cp [ 
     0 0 0, 1 2 0, 2 2 0, 3 0.5 0, 4 2 0,
     0 0 0, 1 0 0, 2 0 0, 2 0 0, 2.5 0 0,
     0 0 0, 1 -2 0, 2 -0.5 0, 3 -1 0, 4 -1.5 0
     ]
url "@logo.gif"
}
##@ no 3
mynurb {
translation 4 -4 0
cp [ 
     0 0 0, 1 2 0, 2 2 0, 3 0.5 0, 4 2 0,
     0 0 0, 1 0 0, 2 0 0, 3 0 0, 3 0 0,
     0 0 0, 1 -2 0, 2 -2 0, 3 -0.5 0, 4 -2 0,
     ]
url "alchemy.gif"
}
]}
##</>