main.cpp

00001 /******************************************************************************
00002  * Includes
00003  *****************************************************************************/
00004 
00005 #include "mbed.h"
00006 
00007 #include "LcdController.h"
00008 #include "EaLcdBoard.h"
00009 #include "sdram.h"
00010 
00011 #include "BubbleDemo.h"
00012 
00013 
00014 /******************************************************************************
00015  * Typedefs and defines
00016  *****************************************************************************/
00017 
00018 #define RESET_FLAG  \
00019   do { \
00020     if (abortTest) { \
00021       abortTest = false; \
00022       wait(0.04); \
00023     } \
00024   } while(false)
00025 
00026 /******************************************************************************
00027  * Local variables
00028  *****************************************************************************/
00029 
00030 static InterruptIn buttonInterrupt(P2_10);
00031 static DigitalOut led(LED1);
00032 
00033 /******************************************************************************
00034  * Global variables
00035  *****************************************************************************/
00036 
00037 EaLcdBoard lcdBoard(P0_27, P0_28);
00038 bool abortTest = false;
00039 
00040 /******************************************************************************
00041  * Interrupt functions
00042  *****************************************************************************/
00043 
00044 void trigger() {
00045     abortTest = true;
00046 }
00047 
00048 /******************************************************************************
00049  * Main
00050  *****************************************************************************/
00051 
00052 int main (void) {    
00053 
00054     EaLcdBoard::Result result;
00055     LcdController::Config lcdCfg;
00056     uint32_t frameBuf1 = (uint32_t) SDRAM_BASE;
00057 
00058     printf("EA LCD Board Bubbles Demo\n");
00059 
00060     // Listen for button presses
00061     buttonInterrupt.mode(PullUp);
00062     buttonInterrupt.fall(&trigger);
00063 
00064     do {
00065         // framebuffer is put in SDRAM
00066         if (sdram_init() == 1) {
00067             printf("Failed to initialize SDRAM\n");
00068             break;
00069         }
00070 
00071         result = lcdBoard.open(NULL, NULL);
00072         if (result != EaLcdBoard::Ok) {
00073             printf("Failed to open display: %d\n", result);
00074             break;
00075         }
00076 
00077         result = lcdBoard.setFrameBuffer(frameBuf1);
00078         if (result != EaLcdBoard::Ok) {
00079             printf("Failed to activate frameBuffer: %d\n", result);
00080             break;
00081         }
00082 
00083         result = lcdBoard.getLcdConfig(&lcdCfg);
00084         if (result != EaLcdBoard::Ok) {
00085             printf("Failed to get LCD configuration: %d\n", result);
00086             break;
00087         }
00088         
00089         // Prepare 3 consequtive framebuffers (2 will be used for background buffers)
00090         memset((void*)frameBuf1, 0x0, lcdCfg.width*lcdCfg.height*2 *3);
00091 
00092         BubbleDemo bubbleDemo((uint8_t *)frameBuf1, lcdCfg.width, lcdCfg.height);    
00093         while (1) {    
00094             bubbleDemo.run(750, 20);
00095             RESET_FLAG;
00096         }
00097     } while(0);
00098 
00099     // Blink to indicate error
00100     while (1) {
00101         led = 0;
00102         wait(0.2);
00103         led = 1;
00104         wait(0.2);
00105     }
00106 }