From ad8f1565a8e9275aaf1351b23c67960d9937f4d3 Mon Sep 17 00:00:00 2001
From: Gunstick <gunstick@syn2cat.lu>
Date: Sun, 12 Apr 2015 22:25:58 +0200
Subject: [PATCH] Some improvements in the readme

---
 displayclient/ardupixel/ardupixel.ino        |  4 +-
 displayclient/ardupixel/feed_stream-25x20.sh | 52 ++++++++++++++
 v2/readme.md                                 | 75 +++++++++++++++++++-
 v2/requirements.txt                          |  1 +
 4 files changed, 128 insertions(+), 4 deletions(-)
 create mode 100755 displayclient/ardupixel/feed_stream-25x20.sh

diff --git a/displayclient/ardupixel/ardupixel.ino b/displayclient/ardupixel/ardupixel.ino
index e3587f6..1ba92f7 100644
--- a/displayclient/ardupixel/ardupixel.ino
+++ b/displayclient/ardupixel/ardupixel.ino
@@ -15,8 +15,8 @@
 // How many NeoPixels are attached to the Arduino?
 // at 800Mhz we can send 33333 color values / second
 // so to have 60hz refresh the max pixels is 555 so we set it to arbitryrily 512
-#define ROWS    5
-#define COLS    5
+#define ROWS    25
+#define COLS    20
 #define NUMPIXELS      ROWS*COLS
 
 
diff --git a/displayclient/ardupixel/feed_stream-25x20.sh b/displayclient/ardupixel/feed_stream-25x20.sh
new file mode 100755
index 0000000..1abad3c
--- /dev/null
+++ b/displayclient/ardupixel/feed_stream-25x20.sh
@@ -0,0 +1,52 @@
+#!/bin/bash
+# test program
+# modify below the ethernet adress
+IP="$1"
+# width and height are unfortunately hardcoded
+a=-1
+while true
+do
+a=$((a+1))
+frame="$(
+  echo "s2l"
+  printf "DI000 "
+#          55518 "
+  printf "1"
+  echo ""
+  #a=$(date +%S)
+  #a=$((0+a))
+  j=0
+  while [ $j -lt 20 ]
+  do
+    i=0
+    while [ $i -lt 25 ]
+    do
+      n=$((i*5+j))
+      if [ $n -eq $a ]
+      then
+        printf "xyz "
+      else
+        printf "    "
+      fi
+      i=$((i+1))
+    done
+    j=$((j+1))
+    echo ""   # next row
+  done
+  d=0
+#  while [ $d -lt 12 ]
+#  do
+#    s=0
+#    while [ $s -lt 8 ]
+#    do
+#      printf "1${s}1 "
+#      s=$((s+1))
+#    done
+#    d=$((d+1))
+#    echo ""    # next display
+#  done
+)"
+  echo "$frame"
+  echo "$frame" | nc -w 1 -u $IP 8888
+#  sleep 1
+done
diff --git a/v2/readme.md b/v2/readme.md
index 967c319..c3195a6 100644
--- a/v2/readme.md
+++ b/v2/readme.md
@@ -6,16 +6,68 @@ Nb: The Processing Python code is Python2
 
 This readme assumes you are in the 'v2' directory.
 
+Flow diagram
+============
+
+    +----------------+
+    |                |
+    |  processing    |
+    |  jton(python2) |
+    |                |
+    +--------+-------+
+             |   TCP     
+             v        
+    +--------+-------+
+    |                |
+    |  reciever      |
+    |  python3       |
+    +--------+-------+
+             |   TCP     
+             v   6379     
+    +--------+-------+
+    |                |
+    |    regis       |
+    |                |
+    +--------+-------+                            
+             |  TCP                               
+             v                             o-o o o-o o o-o o
+    +--------+-------+                     | | | | | | | | |
+    |                |                     o o o o o o o o o
+    |    forwarder   |                     | | | | | | | | |
+    |    python3     |                     o o o o o o o o o
+    |                |                     | | | | | | | | |
+    +--------+-------+                     o o o o o o o o o
+             |  serial                     | | | | | | | | |
+             v                             o o-o o o-o o o-o
+    +--------+-------+  +--------+ --------+     |     |       
+    |                |==|        | --------------+     |
+    |    teensy3.1   |==| OctoWS | --------------------+
+    |                |==|        |
+    +----------------+  +--------+
+
 Installation
 ============
 
 ```
+    # This is for install on a linux64 bit. Your milage may vary
+    # download the processinag archive here https://processing.org/download/
+    tar xvzf processing-*-linux64.tgz
+    cd processing-*
+    alias processing=$PWD/processing
+    echo "alias processing=$PWD/processing" >> .profile
+    # install python modules
+    sudo apt-get install python3-pip redis-server python-virtualenv
+    virtualenv -p /usr/bin/python3 virtenv
+    . virtenv/bin/activate
     pip install -r requirements.txt
+    processing
+    # Java->Add mode... [Python] -> Install...
 ```
 
 Base Setup
 ==========
 
+
 Make sure redis-server is running. If it is you should be able to connect to port 6379
 
 ```
@@ -90,7 +142,7 @@ In the mode manager select Python and install
 Next step will be to open the following file in processing:
 
 ```
-    backend/processing/PixelControl_TCP/PixelControl_TCP.pyde
+    processing backend/processing/PixelControl_TCP/PixelControl_TCP.pyde
 ```
 
 Configure the height and width of your Pixel Setup
@@ -100,8 +152,27 @@ For test purposes the brightness has been set to low
 The current demo is a green dot that will chase around the LED-strip.
 
 Setting long_line to True or False will change the wrapping mode
-<insert picture or ASCII Art here>
 
+long_line=False
+             o-+ o-+ o-+ o-+ o
+             | | | | | | | | |
+             o | o | o | o | o
+             | | | | | | | | |
+             o | o | o | o | o
+             | | | | | | | | |
+             o | o | o | o | o
+             | | | | | | | | |
+             o +-o +-o +-o +-o
+long_line=True
+             o---o   o---o   o
+             |   |   |   |   |
+             o   o   o   o   o
+             |   |   |   |   |
+             o   o   o   o   o
+             |   |   |   |   |
+             o   o   o   o   o
+             |   |   | | |   |
+             o   o---o   o---o
 
 Sending images to the grid
 ==========================
diff --git a/v2/requirements.txt b/v2/requirements.txt
index 5182e58..31a0077 100644
--- a/v2/requirements.txt
+++ b/v2/requirements.txt
@@ -1,2 +1,3 @@
 redis
 pillow
+pyserial