Diff: main.cpp

Revision:

8:3d6af4ab3907

Parent:

7:db53b8fbac48

--- a/main.cpp	Wed Oct 27 22:51:42 2021 +0000
+++ b/main.cpp	Mon May 23 14:20:15 2022 +0000
@@ -14,6 +14,9 @@
 #define LED_ON          (1)
 #define TITLE_OFFSET    (16+LED_RADIUS)
 #undef  COLOURED_LEDS
+//#define  RED_FADE       1
+//#define  GREEN_FADE     1
+//#define  BLUE_FADE      1
 
 void Display_Init(void)
 {
@@ -39,55 +42,63 @@
     printf("Starting Supercomputer\r\n");
 
     GUI_SetFont(GUI_FONT_8X16X2X2);
-//    GUI_SetColor(GUI_DARKGREEN);
+
+    bool     RED_FADE =   0;
+    bool     GREEN_FADE = 1;
+    bool     BLUE_FADE =  0;
     uint32_t array[NUMLEDS_X][NUMLEDS_Y];
+    uint32_t shade;
+    int32_t decrement = 0x41;
+
     for (int j=0; j < NUMLEDS_Y; j++) {
         for (int i=0; i < NUMLEDS_X; i++) {
-            array[i][j]=GUI_GREEN;
-            GUI_SetColor(GUI_GREEN);
-//            GUI_DrawCircle(LED_RADIUS+(i)*LED_DIAMETER, TITLE_OFFSET+(j*LED_DIAMETER), LED_RADIUS);
+            array[i][j]=(RED_FADE?0x04ff0000:0)|(GREEN_FADE?0x0200ff00:0)|(BLUE_FADE?0x010000ff:0);
+            GUI_SetColor((array[i][j])&0x00ffffff);
         }
     }
     while(1) {
         int ledx = rand()%NUMLEDS_X;
         int ledy = rand()%NUMLEDS_Y;
-        array[ledx][ledy] = (array[ledx][ledy] - 0x00000800)&0x0000FC00;  // dim the led
-        if ((array[ledx][ledy]&0xFF00)==0) {
-#ifdef COLOURED_LEDS
-             uint32_t colour = rand()%4;
-             switch(colour) {
-                case 0: 
-                    GUI_SetColor(GUI_LIGHTBLUE);
-                    array[ledx][ledy] = GUI_LIGHTBLUE;
-                    break;
-                case 1: 
-                    GUI_SetColor(GUI_LIGHTGREEN);
-                    array[ledx][ledy] = GUI_LIGHTGREEN;
-                    break;
-                case 2: 
-                    array[ledx][ledy] = GUI_LIGHTRED;
-                    GUI_SetColor(GUI_LIGHTRED);
-                    break;
-                default: 
-                    GUI_SetColor(GUI_YELLOW);
-                    array[ledx][ledy] = GUI_YELLOW|0x808080;
-                    break;
-            }
-#else
-                    GUI_SetColor(GUI_GREEN);
-#endif
-             GUI_FillCircle(LED_RADIUS+(ledx)*LED_DIAMETER, TITLE_OFFSET+LED_DIAMETER*(ledy), LED_RADIUS);
-//             array[ledx][ledy] = LED_ON;
+
+        if ((array[ledx][ledy])&0x04000000) {  // dim Blue
+            shade = ((array[ledx][ledy])>>16)&0xff;
+            if (array[ledx][ledy]&0x08000000) shade = (shade + decrement) & 0xfc;
+            else shade = (shade - decrement) & 0xfc;
+            array[ledx][ledy]=(array[ledx][ledy])&0xff00ffff;
+            shade = shade << 16;
+            array[ledx][ledy] = shade + array[ledx][ledy];
+        }
+        if ((array[ledx][ledy])&0x02000000) {  // dim Green
+            shade = ((array[ledx][ledy])>>8)&0xff;
+            if (array[ledx][ledy]&0x08000000) shade = (shade + decrement) & 0xfc;
+            else shade = (shade - decrement) & 0xfc;
+            array[ledx][ledy]=(array[ledx][ledy])&0xffff00ff;
+            shade = shade << 8;
+            array[ledx][ledy] = (uint32_t)shade + (uint32_t)array[ledx][ledy];
+        }
+        if ((array[ledx][ledy])&0x01000000) {  // dim Red
+            shade = (array[ledx][ledy])&0xff;
+            if (array[ledx][ledy]&0x08000000) shade = (shade + decrement) & 0xfc;
+            else shade = (shade - decrement) & 0xfc;
+            array[ledx][ledy]=(array[ledx][ledy])&0xffffff00;
+            array[ledx][ledy] = (array[ledx][ledy] + shade);
+        }
+        
+
+        if ((array[ledx][ledy]&0x00ffffff)==0) {
+            if ((array[ledx][ledy]&0x08000000)) array[ledx][ledy] = (array[ledx][ledy]^0x08000000);
+            else array[ledx][ledy] = (array[ledx][ledy]^0x08000000)^((rand()%2)?0x04000000:0)^((rand()%2)?0x02000000:0)^((rand()%2)?0x01000000:0);
+//            uint32_t currentColour =(RED_FADE?0x00ff0000:0)|(GREEN_FADE?0x0000ff00:0)|(BLUE_FADE?0x000000ff:0);
+//            GUI_SetColor(currentColour);
+//            GUI_FillCircle(LED_RADIUS+(ledx)*LED_DIAMETER, TITLE_OFFSET+LED_DIAMETER*(ledy), LED_RADIUS);
         }
         else {
-//             array[ledx][ledy]=array[ledx][ledy] >> 1;  // dim the led
-             GUI_SetColor(array[ledx][ledy]);
+             shade = (array[ledx][ledy])&0x00ffffff;
+             GUI_SetColor(shade);
              GUI_FillCircle(LED_RADIUS+(ledx)*LED_DIAMETER, TITLE_OFFSET+LED_DIAMETER*(ledy), LED_RADIUS);
+             if ((ledx==0)&&(ledy==0))
+                printf("%08x\n", array[ledx][ledy]);
              
-//             GUI_SetColor(GUI_DARKGREEN);
-//             GUI_DrawCircle(LED_RADIUS+(ledx)*LED_DIAMETER, TITLE_OFFSET+LED_DIAMETER*(ledy), LED_RADIUS);
-//             GUI_FillCircle(8+(ledx)*16, 24+16*(ledy), 8);
-//             array[ledx][ledy] = LED_OFF;
         }
     }
 }