Thankyou,
Greg.
--- Kelvin Chung <[EMAIL PROTECTED]> wrote:
> greg baboolal wrote:
>
> >Hi, i wonder if there is something in this
> discussion
> >that might be related to the reason why when
> applying
> >a texture appearance to a sphere while running
> directx
> >install I am able to see lighting effects, however
> >with opengl I don't see the lights.
> >
> >I saw that the discussion reffered to
> >
> >new TexCoordGeneration ()
> >
> >whereas my implementation, as follows maybe the
> newbie
> >approach, thoughts appreciated :)
> >
> >Material material = new Material( white , white ,
> >white , white , shiny );
> >        material.setLightingEnable( true );
> >
> >Appearance app = new Appearance() ;
> >app.setMaterial( material ) ;
> >
> >Texture2D tex = (Texture2D) new TextureLoader(
> >image_url, component ).getTexture();
> >        tex.setMagFilter( Texture.FASTEST );
> >app.setTexture( tex );
> >TextureAttributes texAttr = new
> TextureAttributes();
> >        texAttr.setTextureMode(
> TextureAttributes.MODULATE );
> >app.setTextureAttributes( texAttr );
> >int numSegments = 20;
> >Sphere sphere = new Sphere( radius,
> >
> Sphere.ENABLE_GEOMETRY_PICKING |
> >Sphere.GENERATE_NORMALS |
> >
> Sphere.GENERATE_TEXTURE_COORDS, numSegments, app
> >);
> >
> >Greg.
> >
>  From README, last point
>
>   Rendering Different between OGL & D3D
>   --------------------------------------
>   - SpotLight formula is different, OGL will
> normally have a bigger
> bright spot.
>
>   - TexCoordGeneration Sphere Map formula is
> different, OGL will normally
>     has texture map that zoom closer than D3D.
>
>   - Specular hightlight in Texture mapping mode may
> different. If OGL
> driver
>     support separate specular color, then resulting
> specular highlight in
>     texture are the same. Otherwise D3D verson will
> have a brighter and
>     more obviously specular highlight compare with
> OGL.
>
>
> Note that the problem of garable line in DirectX
> version is found (the last
> line of image did not copy to texture buffer
> correctly) and
> will be fixed in next beta2 release.
>
> - Kelvin
> ------------
> Java 3D Team
> Sun Microsystems Inc.
>
>
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