From 14d709e30b8f65853d12d41748cfb5341739d051 Mon Sep 17 00:00:00 2001
From: Georges Kesseler <georgeskesseler@yahoo.com>
Date: Wed, 31 Jul 2013 00:09:14 +0200
Subject: [PATCH] Non tested pattern player for ideas how to do stuff

---
 PoC/cheap_random/patternplayer.ino | 185 +++++++++++++++++++++++++++++
 1 file changed, 185 insertions(+)
 create mode 100644 PoC/cheap_random/patternplayer.ino

diff --git a/PoC/cheap_random/patternplayer.ino b/PoC/cheap_random/patternplayer.ino
new file mode 100644
index 0000000..48b68a7
--- /dev/null
+++ b/PoC/cheap_random/patternplayer.ino
@@ -0,0 +1,185 @@
+// testcolors demo for RGBmatrixPanel library.
+// Renders 512 colors on a 16x32 RGB LED matrix.
+// Library supports 4096 colors, but there aren't that many pixels!
+
+#include <Adafruit_GFX.h>   // Core graphics library
+#include <RGBmatrixPanel.h> // Hardware-specific library
+
+#define CLK 8  // MUST be on PORTB!
+#define LAT A3
+#define OE  9
+#define A   A0
+#define B   A1
+#define C   A2
+RGBmatrixPanel matrix(A, B, C, CLK, LAT, OE, false);
+
+void setup() {
+  matrix.begin();
+
+  //myWindows(random(1,21));
+  int window = 13;
+  int brightness = 255;
+  int del = 100;
+  // White is 7,7,7 (3bit) 255,255,255 (8bit)
+  uint8_t red=255, green=255, blue=255;
+
+int x=0;
+int y=0;
+int pos=0;
+int patternSwitcher=0;
+while ( true ) {
+  switch(patternSwitcher) {
+    case 0:
+    case 1:
+    case 2:
+      // scan through line by line from top to bottom
+      myWindows(xyToWindow(x,y), brightness, red, green, blue);
+      if(x++>3) {
+        x=0;
+        if(y++>4) {
+          y=0;
+          patternSwitcher++;
+        }
+      }
+      break;
+    case 3:
+    case 4:
+      // move a pixel around a path
+      int path[4*5] = { 1, 6,11,16,
+                       17,18,19,20,
+                       15,10, 5,
+                        4, 3, 2,
+                        7,12,13,14,9,8,
+                        7,12,13,14,
+                       15,10,5,4,3,2,
+                       0};
+      myWindows(path[pos], brightness, red, green, blue);
+      pos++; 
+      if(path[pos]==0 { pos=0; patternSwitcher++; }
+      break;
+     case 5:
+     case 6:
+     case 7:
+     case 8:
+       // top bottom line wiper
+       for(x=0;x<4;x++)
+         myWindows(xyToWindow(x,y), brightness, red, green, blue);
+       if(y++>4) {
+         y=0;
+         patternSwitcher++;
+       }
+  default:
+        patternSwitcher=0;
+      break;      
+  }
+  delay(del);
+  // fill the screen with 'black'
+  matrix.fillScreen(matrix.Color888(0, 0, 0));
+  matrix.swapBuffers(false);
+}
+
+}
+
+int xyToWindow(int x, int y) {
+  // this uses the building true xy coords like a screen
+  // so pixel 0,0 is top left
+  // pixel 3,4 is bottom right
+  // 1,0->6 =1 + x*5 + y
+  // 3,0->16=1 x x*5
+  // 2,3->14=1 +x*5 +y
+  return (1+x*5+y);
+}
+
+  int myWindows (int w, int br, int r, int g, int b){
+  
+switch (w) {
+  case 1:
+    // Window 1
+    matrix.fillRect(1,12,4,3, matrix.Color888(r,g,b));
+    break;
+  case 2:
+    // Window 2
+    matrix.fillRect(7,12,4,3, matrix.Color888(r,g,b));
+    break;
+  case 3:
+    // Window 3
+    matrix.fillRect(13,12,4,3, matrix.Color888(r,g,b));
+    break;
+  case 4:
+    // Window 4
+    matrix.fillRect(19,12,4,3, matrix.Color888(r,g,b));
+    break;
+  case 5:
+    // Window 5
+    matrix.fillRect(25,12,4,3, matrix.Color888(r,g,b));
+    break;
+  case 6:
+    // Window 6
+    matrix.fillRect(1,8,4,3, matrix.Color888(r,g,b));
+    break;
+  case 7:
+    // Window 7
+    matrix.fillRect(7,8,4,3, matrix.Color888(r,g,b));
+    break;
+  case 8:
+    // Window 8
+    matrix.fillRect(13,8,4,3, matrix.Color888(r,g,b));
+    break;
+  case 9:
+    // Window 9
+    matrix.fillRect(19,8,4,3, matrix.Color888(r,g,b));
+    break;
+  case 10:
+    // Window 10
+    matrix.fillRect(25,8,4,3, matrix.Color888(r,g,b));
+    break;
+  case 11:
+    // Window 11
+    matrix.fillRect(1,4,4,3, matrix.Color888(r,g,b));
+    break;
+  case 12:
+    // Window 12
+    matrix.fillRect(7,4,4,3, matrix.Color888(r,g,b));
+    break;
+  case 13:
+    // Window 13
+    matrix.fillRect(13,4,4,3, matrix.Color888(r,g,b));
+    break;
+  case 14:
+    // Window 14
+    matrix.fillRect(19,4,4,3, matrix.Color888(r,g,b));
+    break;
+  case 15:
+    // Window 15
+    matrix.fillRect(25,4,4,3, matrix.Color888(r,g,b));
+    break;
+  case 16:
+    // Window 16
+    matrix.fillRect(1,0,4,3, matrix.Color888(r,g,b));
+    break;
+  case 17:
+    // Window 17
+    matrix.fillRect(7,0,4,3, matrix.Color888(r,g,b));
+    break;
+  case 18:
+    // Window 18
+    matrix.fillRect(13,0,4,3, matrix.Color888(r,g,b));
+    break;
+  case 19:
+    // Window 19
+    matrix.fillRect(19,0,4,3, matrix.Color888(r,g,b));
+    break;
+  case 20:
+    // Window 20
+    matrix.fillRect(25,0,4,3, matrix.Color888(r,g,b));
+    break;
+
+  default:
+      break;      
+}
+  }
+
+void loop() {
+  // do nothing
+}
+