==== animation fram walk ==== i polished the shit out of it and it works MUCH better...

[16.git] / doc / planarNotes.txt

diff --git a/doc/planarNotes.txt b/doc/planarNotes.txt
new file mode 100755 (executable)
index 0000000..f929393
--- /dev/null
+++ b/doc/planarNotes.txt
@@ -0,0 +1,26 @@
+The first case to consider is that where the image width is divisible
+by 4.  This case is shown below:
+
+Planar Format     Normal Raster order
+=============    ===================
+0 0 1 2 3                PI
+  4 5 6 7        00 10 20 30 01 11 21 31 02 12 22 32 03 13 23 33
+  8 9 A B         04 14 24 34 05 15 25 35 06 16 26 36 07 17 27 37
+                         08 18 28 38 09 19 29 39 0A 1A 2A 3A 0B 1B 2B 3B
+1 0 1 2 3
+  4 5 6 7
+  8 9 A B
+
+2 0 1 2 3
+  4 5 6 7
+  8 9 A B
+
+3 0 1 2 3
+  4 5 6 7
+  8 9 A B
+
+Suppose we would like to render the image from (1,0) to (3,1), we
+would render the coordinates:
+
+  10 20 30
+  14 24 34