[osg-users] 32bit DEPTH for RTT

[Trajce Nikolov NICK]

Hi Voerman,

Yes, GL_DEPTH_COMPONENT32 was what I was missing ... Thanks a lot!

Trajce

On Thu, Oct 20, 2016 at 9:25 AM, Voerman, L. <l.voerman at rug.nl> wrote:

> Hi Trajce,
> maybe this sniplet helps?
> _textureDepthBuffer = new osg::Texture2D;
> _textureDepthBuffer->setTextureSize(_width+2.0f*_width*_guardBandPercentage,
> _height+2.0f*_height*_guardBandPercentage);
> _textureDepthBuffer->setSourceFormat(GL_DEPTH_COMPONENT);
> _textureDepthBuffer->setInternalFormat(GL_DEPTH_COMPONENT32);
> _textureDepthBuffer->setFilter(osg::Texture2D::MIN_FILTER,osg::Texture2D::
> NEAREST);
> _textureDepthBuffer->setFilter(osg::Texture2D::MAG_FILTER,osg::Texture2D::
> NEAREST);
> _textureDepthBuffer->setShadowComparison(false);
> _textureDepthBuffer->setWrap(osg::Texture::WRAP_R,osg::
> Texture::CLAMP_TO_EDGE);
> _textureDepthBuffer->setWrap(osg::Texture::WRAP_S,osg::
> Texture::CLAMP_TO_EDGE);
>
> // camera
> _colorDepthCamera = new osg::Camera;
> _colorDepthCamera->setStats(new osg::Stats("Camera"));
> _colorDepthCamera->setName("colorDepth");
> _colorDepthCamera->setClearMask(GL_COLOR_BUFFER_BIT |
> GL_DEPTH_BUFFER_BIT);
> _colorDepthCamera->setReferenceFrame(osg::Transform::RELATIVE_RF);
> // set viewport
> _colorDepthCamera->setViewport(0,0,_width+2.0f*_
> width*_guardBandPercentage,_height+2.0f*_height*_guardBandPercentage);
> _colorDepthCamera->setRenderOrder(osg::Camera::PRE_RENDER,0);
> _colorDepthCamera->setRenderTargetImplementation(
> osg::Camera::FRAME_BUFFER_OBJECT);
> _colorDepthCamera->attach(osg::Camera::DEPTH_BUFFER,
> _textureDepthBuffer.get(),0,0,false,0,0); // depth
> _colorDepthCamera->attach(osg::Camera::COLOR_BUFFER,
> _textureColorBuffer.get(),0,0,false,_msaa,_msaa); // color
> regards, Laurens.
>
> On Wed, Oct 19, 2016 at 11:15 PM, Trajce Nikolov NICK <
> trajce.nikolov.nick at gmail.com> wrote:
>
>> Hi Community,
>>
>> anyone with clue how to set RTT osg::Texture with 32bit DEPTH?
>>
>> Thanks a bunch as always!
>> Cheers,
>> Nick
>>
>> --
>> trajce nikolov nick
>>
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-- 
trajce nikolov nick
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