Update for 15-01-22 21:45

index.wiki

@@ -17,6 +17,7 @@ _Ideas.md and Classes.md are encrypted, so these links will not work_
 
 * [[tech/security|Security]] - Security tools and techniques
 * [[tech/development|Development]] - Development tools
+* [[tech/graphics|Graphics]] - The principles of graphics and visuals
 * [[tech/algorithms|Algorithms & Datastructures]] - Algorithms and Data structures
 * [[tech/databases|Databases & SQL]] - Databases and SQL
 * [[tech/os|Operating Systems Design]] - Basic building blocks of an OS

tech/QAM.wiki

@@ -26,4 +26,6 @@ true.
 These are also often called "IQ" diagrams because they consist of a horizontal
 I and veritcal Q axis. The I axis reprsents a cosin "in phase (with the
 carrier)" signal. The Q represents a sine wav shifted by pi/2 from the carrier
-(aka the _quadrature_ carrier). 
+(aka the _quadrature_ carrier).  Thus each sample is reprsented as a complex
+number, and the IQ or constillation diagram can be thought of as a complex
+plane.

tech/YUV.wiki

@@ -0,0 +1,4 @@
+= YUV =
+
+The YUV colorspace is a system to represent color in a more compact way that
+accounts for the way human perception works.

tech/graphics.wiki

@@ -0,0 +1,14 @@
+= Graphics =
+
+Computer graphics is the field focusing on making a computer generate an image.
+
+== Colorspaces ==
+
+* [[YUV]]
+* RGB
+
+
+
+== Also see ==
+
+* [[sdl2]]