blitz-research
93 lines
2.3 KiB
HTML
93 lines
2.3 KiB
HTML
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<title>Blitz3D Docs</title>
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<link rel=stylesheet href=../css/commands.css type=text/css>
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<body>
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<h1>CameraZoom camera,zoom#</h1>
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<h1>Parameters</h1>
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<table>
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<tr>
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<td>
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camera - camera handle
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<br />
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zoom# - zoom factor of camera
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</td>
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</tr>
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</table>
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<h1>Description</h1>
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<table>
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<tr>
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<td>
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Sets zoom factor for a camera. Defaults to 1.
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</td>
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</tr>
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</table>
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<h1><a href=../3d_examples/CameraZoom.bb>Example</a></h1>
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<table>
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<tr>
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<td>
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; CreateZoom Example
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<br />
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; ------------------
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Graphics3D 640,480
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<br />
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SetBuffer BackBuffer()
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camera=CreateCamera()
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PositionEntity camera,0,1,0
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light=CreateLight()
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RotateEntity light,90,0,0
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ground=CreatePlane()
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sand_tex=LoadTexture("media/sand.bmp")
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ScaleTexture sand_tex,10,10
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EntityTexture ground,sand_tex
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EntityColor ground,168,133,55
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cactus1=LoadMesh("media/CACTUS2.x")
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cactus2=LoadMesh("media/CACTUS2.x")
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camel=LoadMesh("media/camel.x")
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PositionEntity cactus1,-1,2,10
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PositionEntity cactus2,1,2,10
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PositionEntity camel,0,1,1000
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; Set initial zoom value
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zoom#=1
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While Not KeyDown( 1 )
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If KeyDown( 205 )=True Then TurnEntity camera,0,-1,0
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If KeyDown( 203 )=True Then TurnEntity camera,0,1,0
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; Change zoom value depending on key pressed
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If KeyDown( 208 )=True Then zoom#=zoom#-0.1
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If KeyDown( 200 )=True Then zoom#=zoom#+0.1
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; Put a minimum and maximum cap on zoom value
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If zoom#<1 Then zoom#=1
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If zoom#>100 Then zoom#=100
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; Set camera zoom
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CameraZoom camera,zoom#
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RenderWorld
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Text 0,0,"Use left and right cursor keys to turn around"
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Text 0,20,"Use up and down cursor keys to change camera zoom"
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Text 0,40,"There is a camel on the horizon, inbetween the cacti. Zoom in to see it."
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Text 0,60,"CameraZoom camera,"+zoom#
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Flip
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Wend
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End
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</td>
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</tr>
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</table>
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<br>
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<a target=_top href=../index.htm>Index</a><br>
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<br>
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Click <a href=http://www.blitzbasic.co.nz/b3ddocs/command.php?name=CameraZoom&ref=comments target=_blank>here</a> to view the latest version of this page online</body>
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</html>
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