# TerrainY# (terrain,x#,y#,z# )

# Parameters

terrain - terrain handle x# - world x coordinate y# - world y coordinate z# - world z coordinate

# Description

Returns the interpolated y coordinate on a terrain. Gets the ground's height, basically. See also: TerrainX, TerrainZ, TerrainHeight.

# Example

; TerrainY Example ; ---------------- Graphics3D 640,480 SetBuffer BackBuffer() camera=CreateCamera() PositionEntity camera,1,1,1 light=CreateLight() RotateEntity light,90,0,0 ; Load terrain terrain=LoadTerrain( "media/height_map.bmp" ) ; Scale terrain ScaleEntity terrain,1,50,1 ; Texture terrain grass_tex=LoadTexture( "media/mossyground.bmp" ) EntityTexture terrain,grass_tex,0,1 ; Set terrain detail, enable vertex morphing TerrainDetail terrain,4000,True While Not KeyDown( 1 ) If KeyDown( 203 )=True Then x#=x#-0.1 If KeyDown( 205 )=True Then x#=x#+0.1 If KeyDown( 208 )=True Then y#=y#-0.1 If KeyDown( 200 )=True Then y#=y#+0.1 If KeyDown( 44 )=True Then z#=z#-0.1 If KeyDown( 30 )=True Then z#=z#+0.1 If KeyDown( 205 )=True Then TurnEntity camera,0,-1,0 If KeyDown( 203 )=True Then TurnEntity camera,0,1,0 If KeyDown( 208 )=True Then MoveEntity camera,0,0,-0.1 If KeyDown( 200 )=True Then MoveEntity camera,0,0,0.1 x#=EntityX(camera) y#=EntityY(camera) z#=EntityZ(camera) terra_y#=TerrainY(terrain,x#,y#,z#) PositionEntity camera,x#,terra_y#+5,z# RenderWorld Text 0,0,"Use cursor keys to move about the terrain" ; Output TerrainY value to screen Text 0,20,"TerrainY: "+terra_y# Flip Wend End

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