Bouncing Balls - MBED + SmartGPU2 board

Dependencies:   SMARTGPU2 mbed

Revision:
0:34f2953983ab
Child:
1:a6f748930179
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Jul 10 03:26:11 2013 +0000
@@ -0,0 +1,134 @@
+/**************************************************************************************/
+/*SMARTGPU2 intelligent embedded graphics processor unit
+ those examples are for use the SMARTGPU2 with the mbed microcontoller, just connect tx,rx,and reset
+ Board:
+ http://vizictechnologies.com/#/smart-gpu-2/4577779046
+ 
+ www.vizictechnologies.com 
+ Vizic Technologies copyright 2013 */
+/**************************************************************************************/
+/**************************************************************************************/
+
+#include "mbed.h"
+#include "SMARTGPU2.h"
+
+// defines for balls
+#define RADIUSBALL1 15     //ball1 size
+#define COLOURBALL1 GREEN  //ball1 colour
+#define RADIUSBALL2 8      //ball2 size
+#define COLOURBALL2 YELLOW //ball2 colour
+#define RADIUSBALL3 11     //ball3 size
+#define COLOURBALL3 RED    //ball3 colour
+#define RADIUSBALL4 18     //ball4 size
+#define COLOURBALL4 BLUE   //ball4 colour
+
+//variables used by move ball methods
+int speedBall1=3; //ball1 moving speed - amount of pixels that ball move each time
+int speedBall2=4; //ball2 moving speed - amount of pixels that ball move each time 
+int speedBall3=8; //ball3 moving speed - amount of pixels that ball move each time 
+int speedBall4=6; //ball4 moving speed - amount of pixels that ball move each time 
+int dirx1=1;      //xball1 initial positive direction
+int diry1=1;      //yball1 initial positive direction
+int xBall1=300;   //x initial position of ball1
+int yBall1=100;   //y initial position of ball1
+int dirx2=-1;     //xball2 initial negative direction
+int diry2=-1;     //yball2 initial negative direction
+int xBall2=30;    //x initial position of ball2
+int yBall2=80;    //y initial position of ball2
+int dirx3=-1;     //xball3 initial negative direction
+int diry3=1;      //yball3 initial negative direction
+int xBall3=60;    //x initial position of ball3
+int yBall3=15;    //y initial position of ball3
+int dirx4=1;      //xball4 initial negative direction
+int diry4=-1;     //yball4 initial negative direction
+int xBall4=150;   //x initial position of ball4
+int yBall4=80;    //y initial position of ball4
+
+SMARTGPU2 lcd(TXPIN,RXPIN,RESETPIN);  //create our object called "lcd"
+
+/***************************************************/
+//Function that updates the current position of the ball1
+void moveBall1(){
+   lcd.drawCircle(xBall1,yBall1,RADIUSBALL1,BLACK,UNFILL);       // Erase previous ball position
+   xBall1+=(dirx1*speedBall1);                                   // Calculate new x coordinate for ball1 
+   yBall1+=(diry1*speedBall1);                                   // Calculate new y coordinate for ball1  
+   lcd.drawCircle(xBall1,yBall1,RADIUSBALL1,COLOURBALL1,UNFILL); // Draw new ball position
+   if((xBall1+speedBall1+RADIUSBALL1)>318 | (xBall1-speedBall1-RADIUSBALL1)<=1){           // if ball reaches the left or right corner, we invert moving direction 
+    dirx1= dirx1*(-1);                                         // Invert the moving direction by multiplying by -1
+   }
+   if((yBall1+speedBall1+RADIUSBALL1)>238 | (yBall1-speedBall1-RADIUSBALL1)<=1){           // if ball reaches the top or bottom corner, we invert moving direction 
+    diry1= diry1*(-1);                                         // Invert the moving direction by multiplying by -1
+   }                       
+}
+
+/***************************************************/
+//Function that updates the current position of the ball2
+void moveBall2(){                    
+   lcd.drawCircle(xBall2,yBall2,RADIUSBALL2,BLACK,FILL);       // Erase previous ball position
+   xBall2+=(dirx2*speedBall2);                                 // Calculate new x coordinate for ball2
+   yBall2+=(diry2*speedBall2);                                 // Calculate new y coordinate for ball2  
+   lcd.drawCircle(xBall2,yBall2,RADIUSBALL2,COLOURBALL2,FILL); // Draw new ball position
+   if((xBall2+speedBall2+RADIUSBALL2)>318 | (xBall2-speedBall2-RADIUSBALL2)<=1){  // if ball reaches the left or right corner, we invert moving direction
+    dirx2= dirx2*(-1);                                         // Invert the moving direction by multiplying by -1
+   }
+   if((yBall2+speedBall2+RADIUSBALL2)>238 | (yBall2-speedBall2-RADIUSBALL2)<=1){  // if ball reaches the top or bottom corner, we invert moving direction 
+     diry2= diry2*(-1);                                        // Invert the moving direction by multiplying by -1
+   }                        
+}
+
+/***************************************************/
+//Function that updates the current position of the ball3
+void moveBall3(){                    
+   lcd.drawCircle(xBall3,yBall3,RADIUSBALL3,BLACK,FILL);       // Erase previous ball position
+   xBall3+=(dirx3*speedBall3);                                 // Calculate new x coordinate for ball3
+   yBall3+=(diry3*speedBall3);                                 // Calculate new y coordinate for ball3  
+   lcd.drawCircle(xBall3,yBall3,RADIUSBALL3,COLOURBALL3,FILL); // Draw new ball position
+   if((xBall3+speedBall3+RADIUSBALL3)>318 | (xBall3-speedBall3-RADIUSBALL3)<=1){  // if ball reaches the left or right corner, we invert moving direction
+    dirx3= dirx3*(-1);                                         // Invert the moving direction by multiplying by -1
+   }
+   if((yBall3+speedBall3+RADIUSBALL3)>238 | (yBall3-speedBall3-RADIUSBALL3)<=1){  // if ball reaches the top or bottom corner, we invert moving direction 
+     diry3= diry3*(-1);                                        // Invert the moving direction by multiplying by -1
+   }                        
+}
+
+/***************************************************/
+//Function that updates the current position of the ball4
+void moveBall4(){
+   lcd.drawCircle(xBall4,yBall4,RADIUSBALL4,BLACK,UNFILL);       // Erase previous ball position
+   xBall4+=(dirx4*speedBall4);                                   // Calculate new x coordinate for ball4 
+   yBall4+=(diry4*speedBall4);                                   // Calculate new y coordinate for ball4  
+   lcd.drawCircle(xBall4,yBall4,RADIUSBALL4,COLOURBALL4,UNFILL); // Draw new ball position
+   if((xBall4+speedBall4+RADIUSBALL4)>318 | (xBall4-speedBall4-RADIUSBALL4)<=1){           // if ball reaches the left or right corner, we invert moving direction 
+    dirx4= dirx4*(-1);                                         // Invert the moving direction by multiplying by -1
+   }
+   if((yBall4+speedBall4+RADIUSBALL4)>238 | (yBall4-speedBall4-RADIUSBALL4)<=1){           // if ball reaches the top or bottom corner, we invert moving direction 
+    diry4= diry4*(-1);                                         // Invert the moving direction by multiplying by -1
+   }                       
+}
+
+/***************************************************/
+/***************************************************/
+void initializeSmartGPU2(void){      //Initialize SMARTGPU2 Board
+  lcd.reset();                       //physically reset SMARTGPU2
+  lcd.start();                       //initialize the SMARTGPU2 processor
+}
+
+/***************************************************/
+/***************************************************/
+/***************************************************/
+/***************************************************/
+int main() {
+  
+  initializeSmartGPU2();             //Init communication with SmartGPU2 board
+  
+  lcd.baudChange(BAUD7);             //set a fast baud! for fast drawing
+  lcd.drawRectangle(0,0,319,239,MAGENTA,UNFILL); //draw corners
+  
+  while(1){             // Loop forever
+    moveBall1();        // move ball1
+    moveBall2();        // move ball2
+    moveBall3();        // move ball3
+    moveBall4();        // move ball4
+    wait_ms(15);        // wait a little
+  }
+}
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