http://forums.xna.com/forums/29.aspxOnly questions about the Direct3D 10 API are permitted here.enCommunityServer 2007.1 (Build: 0.0)http://forums.xna.com/forums/thread/194663.aspxMon, 29 Jun 2009 20:56:03 GMT4aa5dbf6-357b-46b2-b5b2-1b660a6dc370:194663legalize0http://forums.xna.com/forums/thread/194663.aspxhttp://forums.xna.com/forums/commentrss.aspx?SectionID=29&PostID=194663<ol> <li>Use D3DXLoadSurfaceFromFile to load the DDS file into a surface (an offscreen plain surface in system memory is fine for this)</li> <li>Lock the surface</li> <li>Get the pixel data from the locked surface pointer</li> <li>Unlock the surface</li> </ol> <p>Locking and accessing surface data directly is covered in <a href="http://www.xmission.com/~legalize/book/download/04-2D%20Applications.pdf">Chapter 4. 2D Applications</a> of my book <a href="http://www.xmission.com/~legalize/book/download/">The Direct3D Graphics Pipeline</a>.</p>http://forums.xna.com/forums/thread/148660.aspxWed, 11 Mar 2009 07:51:40 GMT4aa5dbf6-357b-46b2-b5b2-1b660a6dc370:148660sakmor0http://forums.xna.com/forums/thread/148660.aspxhttp://forums.xna.com/forums/commentrss.aspx?SectionID=29&PostID=148660Hello everyone~I am beginner of directX game program. <br /> I have a question for Directx , i what to get pre-pixel data form DDS-file.<br /> (like giving X,Y coordinates , then get r,g,b,a ).<br /> <br /> <br /> i what write a program to analysis displacement map ,to find where need more weight to subdivision&nbsp; or less.<br /> <br /> <a href="http://sakmor.myweb.hinet.net/temp/SubDnDisplace" target="_media">http://sakmor.myweb.hinet.net/temp/SubDnDisplace</a><br /> ==============================================================================<br /> P.S.: sorry for my bad English Razz <br />