https://community.intel.com/t5/Graphics/Intel-HD-Bug-Set-RGB-different-from-Get-RGB-OpenGL/m-p/320813#M17736 <P>If anyone from Intel reads this thread – please consider whether /thread/26273?tstart=0 this issue duplicates the above one.</P> Mon, 14 Nov 2011 12:21:12 GMT idata 2011-11-14T12:21:12Z https://community.intel.com/t5/Graphics/Intel-HD-Bug-Set-RGB-different-from-Get-RGB-OpenGL/m-p/320812#M17735 <P>hi,</P><P></P><P>i found a strange bug. when i set a value in the color buffer, let's say RGB = 150/140/130 and read</P><P>the same pixel i get a little bit different values, such as RGB = 149/141/130.</P><P>i use OpenGL functions to do that.</P><P>i have this problem on a i5/HD 3000.</P><P></P><P>since i use these color values to identify objects (ID -&gt; RGB, RGB -&gt; ID) i get wrong objects</P><P>as a result.</P><P></P><P>anyone an idea how to solve that?</P><P></P><P>best regards,</P><P>jh</P> Sun, 13 Nov 2011 23:06:57 GMT https://community.intel.com/t5/Graphics/Intel-HD-Bug-Set-RGB-different-from-Get-RGB-OpenGL/m-p/320812#M17735 idata 2011-11-13T23:06:57Z https://community.intel.com/t5/Graphics/Intel-HD-Bug-Set-RGB-different-from-Get-RGB-OpenGL/m-p/320813#M17736 <P>If anyone from Intel reads this thread – please consider whether /thread/26273?tstart=0 this issue duplicates the above one.</P> Mon, 14 Nov 2011 12:21:12 GMT https://community.intel.com/t5/Graphics/Intel-HD-Bug-Set-RGB-different-from-Get-RGB-OpenGL/m-p/320813#M17736 idata 2011-11-14T12:21:12Z