https://wiki.wexosmk.xyz/index.php?action=history&feed=atom&title=BLIGHT_%28File_Format%29 BLIGHT (File Format) - Revision history 2026-05-06T17:00:47Z Revision history for this page on the wiki MediaWiki 1.41.1 https://wiki.wexosmk.xyz/index.php?title=BLIGHT_(File_Format)&diff=116&oldid=prev Wexos: Imported from avsys wiki 2024-05-01T17:12:50Z <p>Imported from avsys wiki</p> <p><b>New page</b></p><div>The &#039;&#039;&#039;BLIGHT&#039;&#039;&#039; (&#039;&#039;&#039;B&#039;&#039;&#039;inary &#039;&#039;&#039;LIGHT&#039;&#039;&#039;) file format in [[Mario Kart Wii]] controls lighting effects on characters, karts, items and objects in a track. It is always seen in the &#039;&#039;posteffect&#039;&#039; folder inside an [[U8]]. This file is not required for a track to load, as there is a &#039;&#039;default.blight&#039;&#039; file inside Common.szs.<br /> <br /> = File Format =<br /> The file byte order is always big endian.<br /> <br /> == File Header ==<br /> The following table describes the version 2 LIGHT header.<br /> {|class=wikitable<br /> ! Offset !! Type !! Description<br /> |-<br /> | 0x00 || Char[4] || &#039;&#039;&#039;File magic&#039;&#039;&#039;. Always &#039;&#039;LGHT&#039;&#039; in ASCII.<br /> |-<br /> | 0x04 || UInt32 || &#039;&#039;&#039;File size&#039;&#039;&#039;.<br /> |-<br /> | 0x08 || UInt32 || &#039;&#039;&#039;Version&#039;&#039;&#039;. Always 2.0.0.0 in [[Mario Kart Wii]].<br /> |-<br /> | 0x0C || UInt32 || {{Unknown-left|&#039;&#039;&#039;Unknown&#039;&#039;&#039;. Always 00 00 00 00.}}<br /> |-<br /> | 0x10 || UInt16 || &#039;&#039;&#039;Number of [[#LOBJ|LOBJs]]&#039;&#039;&#039;.<br /> |-<br /> | 0x12 || UInt16 || &#039;&#039;&#039;Number of [[#Ambient Color|ambient colors]]&#039;&#039;&#039;.<br /> |-<br /> | 0x14 || Byte || {{Unknown-left|&#039;&#039;&#039;Unknown&#039;&#039;&#039;. Always 00}}<br /> |-<br /> | 0x15 || Byte|| {{Unknown-left|&#039;&#039;&#039;Unknown&#039;&#039;&#039;. Always 00}}<br /> |-<br /> | 0x16 || Byte || {{Unknown-left|&#039;&#039;&#039;Unknown&#039;&#039;&#039;. Always 00}}<br /> |-<br /> | 0x17 || Byte || {{Unknown-left|&#039;&#039;&#039;Unknown&#039;&#039;&#039;. Always FF}}<br /> |-<br /> | 0x18 || Byte[16] || {{Unknown-left|&#039;&#039;&#039;Unknown&#039;&#039;&#039;.}}<br /> |}<br /> <br /> == LOBJ ==<br /> The first light object starts at 0x28. Each entry has the following structure.<br /> <br /> {|class=wikitable<br /> ! Offset !! Type !! Description<br /> |-<br /> | 0x00 || Char[4] || &#039;&#039;&#039;Section magic&#039;&#039;&#039;. Always &#039;&#039;LOBJ&#039;&#039; in ASCII.<br /> |-<br /> | 0x04 || UInt32 || &#039;&#039;&#039;Section size&#039;&#039;&#039;. Always 0x50.<br /> |-<br /> | 0x08 || UInt32 || &#039;&#039;&#039;Version&#039;&#039;&#039;. Always 2.0.0.0 in [[Mario Kart Wii]].<br /> |-<br /> | 0x0C || UInt32 || {{Unknown-left|&#039;&#039;&#039;Unknown&#039;&#039;&#039;. Always 00 00 00 00.}}<br /> |-<br /> | 0x10 || Byte || &#039;&#039;&#039;Spot function&#039;&#039;&#039;.<br /> |-<br /> | 0x11 || Byte || &#039;&#039;&#039;Distance attenuation function&#039;&#039;&#039;.<br /> |-<br /> | 0x12 || Byte || {{Unknown-left|&#039;&#039;&#039;Unknown&#039;&#039;&#039;. Usually 00 on unused lights, 02 most common. 01 and 04 has also been seen seen.}}<br /> |-<br /> | 0x13 || Byte || &#039;&#039;&#039;Light type&#039;&#039;&#039;.<br /> |-<br /> | 0x14 || UInt16 || &#039;&#039;&#039;[[#Ambient Color|Ambient color]] index&#039;&#039;&#039;.<br /> |-<br /> | 0x16 || UInt16 || &#039;&#039;&#039;Flag&#039;&#039;&#039;. xxxx x&#039;&#039;&#039;GFE DCB&#039;&#039;&#039;x xxx&#039;&#039;&#039;A&#039;&#039;&#039;.<br /> * &#039;&#039;&#039;A&#039;&#039;&#039;: enable.<br /> * &#039;&#039;&#039;B&#039;&#039;&#039;: enable G3D.<br /> * &#039;&#039;&#039;C&#039;&#039;&#039;: enable GX.<br /> * &#039;&#039;&#039;D&#039;&#039;&#039;: enable cut-off.<br /> * &#039;&#039;&#039;E&#039;&#039;&#039;: use manual distance attenuation.<br /> * &#039;&#039;&#039;F&#039;&#039;&#039;: enable G3D color.<br /> * &#039;&#039;&#039;G&#039;&#039;&#039;: enable G3D alpha.<br /> |-<br /> | 0x18 || Float[3] || &#039;&#039;&#039;Light position&#039;&#039;&#039;.<br /> |-<br /> | 0x24 || Float[3] || &#039;&#039;&#039;Aim&#039;&#039;&#039;.<br /> |-<br /> | 0x30 || Float || &#039;&#039;&#039;Intensity&#039;&#039;&#039;.<br /> |-<br /> | 0x34 || Byte[4] || &#039;&#039;&#039;Light color&#039;&#039;&#039; in RGBA format.<br /> |-<br /> | 0x38 || Byte[4] || &#039;&#039;&#039;Specular color&#039;&#039;&#039; in RGBA format.<br /> |-<br /> | 0x3C || Float || &#039;&#039;&#039;Specular cut-off angle&#039;&#039;&#039; in degrees.<br /> |-<br /> | 0x40 || Float || &#039;&#039;&#039;Distance reference&#039;&#039;&#039;.<br /> |-<br /> | 0x44 || Float || &#039;&#039;&#039;Brightness reference&#039;&#039;&#039;.<br /> |-<br /> | 0x48 || UInt32 || {{Unknown-left|&#039;&#039;&#039;Unknown&#039;&#039;&#039;.}}<br /> |-<br /> | 0x4C || UInt32 || {{Unknown-left|&#039;&#039;&#039;Unknown&#039;&#039;&#039;.}}<br /> |}<br /> <br /> == Ambient Color ==<br /> Ambient colors are used by each light object. Each entry has the following structure:<br /> <br /> {|class=wikitable<br /> ! Offset !! Type !! Information<br /> |-<br /> | 0x00 || Byte[4] || RGBA ambient light color.<br /> |-<br /> | 0x04 || UInt32 || {{Unknown-left|&#039;&#039;&#039;Unknown&#039;&#039;&#039;.}}<br /> |}<br /> <br /> = Tools =<br /> The following tools can handle BLIGHT files:<br /> * [[Wexos&#039;s Toolbox]], by [[Wexos]].<br /> <br /> [[Category: Mario Kart Wii File Formats]]</div> Wexos