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authorWladimir J. van der Laan <laanwj@gmail.com>2013-08-13 22:20:36 +0200
committerWladimir J. van der Laan <laanwj@gmail.com>2013-08-13 22:25:08 +0200
commit0ccbf50fdc51c94b24dbc5cf4712a3fe2bde808b (patch)
treef90e13b60d01f95e2cd8af217b8f3fb9b6615567 /doc
parent890d116e1b35ac3aa7daa38b7bb8e40d51fdf169 (diff)
test2d: bitblt2d alpha test
Do some experimentation with alpha blending modes.
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diff --git a/doc/2d.md b/doc/2d.md
index 960720f..fe2d950 100644
--- a/doc/2d.md
+++ b/doc/2d.md
@@ -82,3 +82,8 @@ Patterns
---------
An repeated 8x8 pattern can be used with 2D engine operations `LINE` and `BIT_BLT`.
+PE10/PE20
+==========
+GPUs with feature bit `PE20` have various different features from GPUs without the bit
+(considered `PE10`). Also the registers that are used can be different.
+