Diff: main.cpp

Revision:

4:d129442ea4dd

Parent:

3:a14b2aa7546e

Child:

5:9a03cb84a60c

--- a/main.cpp	Sat Oct 16 22:44:39 2021 +0000
+++ b/main.cpp	Sun Oct 17 18:29:13 2021 +0000
@@ -3,27 +3,21 @@
 #include "mbed.h"
 #include "GUI.h"
 #include "cy8ckit_028_tft.h"
-#include "PinDetect.h"
 
-PinDetect pb1(SWITCH2);
-uint8 counter = 0;
-AnalogIn lightLevel(P10_0);
-Serial          pc(USBTX, USBRX);
-
-// Callback routine is interrupt activated by a debounced pb1 hit
-void pb1_hit_callback (void)
-{
-    counter = 0;
-}
-
-int readLightLevel() {
-    int lightPercent;
-    lightPercent = (lightLevel.read_u16()*100)/65535;
-    return lightPercent;
-    }
+#define LED_DIAMETER    (16)
+#define LED_RADIUS      (LED_DIAMETER/2)
+#define DISPLAY_X       (320)
+#define DISPLAY_Y       (240)
+#define NUMLEDS_X       (DISPLAY_X/LED_DIAMETER)
+#define NUMLEDS_Y       (DISPLAY_Y/LED_DIAMETER)
+#define LED_OFF         (0)
+#define LED_ON          (1)
+#define TITLE_OFFSET    (16+LED_RADIUS)      
 
 void Display_Init(void)
 {
+    /* Initialise EmWin driver*/
+    GUI_Init();
 
     /* Set font size, foreground and background Colours */
     GUI_SetFont(GUI_FONT_16B_1);
@@ -33,55 +27,40 @@
     /* Clear screen and print splash screen */
     GUI_Clear();
     GUI_SetTextAlign(GUI_TA_HCENTER);
-    GUI_DispStringAt("TFT Demo", 160, 20);
+    GUI_DispStringAt("asr666 Super Computer", 160, 0);
 }
 
 int main()
 {
-
-    /* Initialise EmWin driver*/
-    GUI_Init();
-
     /* Initialise display */
     Display_Init();
-    pb1.mode(PullUp);
-    // Delay for initial pullup to take effect
-    ThisThread::sleep_for(10);
-    // Setup Interrupt callback functions for a pb hit
-    pb1.attach_deasserted(&pb1_hit_callback);
 
-    // Start sampling pb inputs using interrupts
-    pb1.setSampleFrequency();
-    pc.printf("tft demo\r\n");
-
+    printf("Starting Supercomputer\r\n");
 
     GUI_SetFont(GUI_FONT_8X16X2X2);
-    GUI_SetTextAlign(GUI_TA_HCENTER);
-    GUI_DispStringAt("Hello World!", 160, 40);
+    GUI_SetColor(GUI_DARKGREEN);
+    uint8_t array[NUMLEDS_X][NUMLEDS_Y];
+    for (int j=0; j < NUMLEDS_Y; j++) {
+        for (int i=0; i < NUMLEDS_X; i++) {
+            array[i][j]=LED_OFF;
+            GUI_SetColor(GUI_DARKGREEN);
+            GUI_FillCircle(LED_RADIUS+(i)*LED_DIAMETER, TITLE_OFFSET+(j*LED_DIAMETER), LED_RADIUS);
+        }
+    }
     while(1) {
-        
-        GUI_SetTextAlign(GUI_TA_HCENTER);
-        GUI_DispHexAt(counter, 160, 100, 2);
-        GUI_SetTextAlign(GUI_TA_HCENTER);
-        GUI_DispDecAt(counter, 160, 70, 3);
-        for(int pos = 0; pos < 8; pos++) {
-            if ((counter >> pos & 0x01) == 1) {
-                GUI_SetColor(GUI_BLUE);
-            }
-            else {
-                GUI_SetColor(GUI_DARKBLUE);
-            }
-//            GUI_FillRect(208 - (16*pos), 140, 224 - (2+16 * pos), 156);
-            GUI_FillCircle(216 - (16*pos), 148, 8);
+        int ledx = rand()%NUMLEDS_X;
+        int ledy = rand()%NUMLEDS_Y;
+        if (array[ledx][ledy]==LED_OFF) {
+             GUI_SetColor(GUI_GREEN);
+             GUI_FillCircle(LED_RADIUS+(ledx)*LED_DIAMETER, TITLE_OFFSET+LED_DIAMETER*(ledy), LED_RADIUS);
+             array[ledx][ledy] = LED_ON;
         }
-        GUI_SetColor(GUI_WHITE);
-        GUI_SetTextAlign(GUI_TA_HCENTER);
-        GUI_DispBinAt(counter++, 160, 160, 8);
-        GUI_DispStringAt("Light is: ", 40, 200);
-        GUI_DispDec(readLightLevel(), 3);
-        GUI_DispString("%");
-        ThisThread::sleep_for(500);
-
+        else {
+             GUI_SetColor(GUI_DARKGREEN);
+             GUI_FillCircle(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;
+        }
     }
 }