Vizic Technologies / Mbed 2 deprecated Pong

SMARTGPU pong game application demo with touch

Dependencies:   SMARTGPU mbed

main.cpp@0:5c4b23e9b6b5, 2011-09-14 (annotated)

Committer:
emmanuelchio
Date:
Wed Sep 14 05:36:30 2011 +0000
Revision:
0:5c4b23e9b6b5
Rev 1.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emmanuelchio 0:5c4b23e9b6b5 1 /**************************************************************************************/
emmanuelchio 0:5c4b23e9b6b5 2 /*SMARTGPU intelligent embedded graphics processor unit
emmanuelchio 0:5c4b23e9b6b5 3 those examples are for use the SMARTGPU with the mbed microcontoller, just connect tx,rx,and reset
emmanuelchio 0:5c4b23e9b6b5 4 Board:
emmanuelchio 0:5c4b23e9b6b5 5 http://www.vizictechnologies.com/#/desarrollo/4554296549
emmanuelchio 0:5c4b23e9b6b5 6
emmanuelchio 0:5c4b23e9b6b5 7 www.vizictechnologies.com
emmanuelchio 0:5c4b23e9b6b5 8 Vizic Technologies copyright 2011 */
emmanuelchio 0:5c4b23e9b6b5 9 /**************************************************************************************/
emmanuelchio 0:5c4b23e9b6b5 10 /**************************************************************************************/
emmanuelchio 0:5c4b23e9b6b5 11
emmanuelchio 0:5c4b23e9b6b5 12 #include "mbed.h"
emmanuelchio 0:5c4b23e9b6b5 13 #include "SMARTGPU.h"
emmanuelchio 0:5c4b23e9b6b5 14
emmanuelchio 0:5c4b23e9b6b5 15 // defines for balls
emmanuelchio 0:5c4b23e9b6b5 16 #define radiusBall1 15 //ball1 size
emmanuelchio 0:5c4b23e9b6b5 17 #define colourBall1 GREEN //ball1 colour
emmanuelchio 0:5c4b23e9b6b5 18 #define radiusBall2 8 //ball2 size
emmanuelchio 0:5c4b23e9b6b5 19 #define colourBall2 YELLOW //ball2 colour
emmanuelchio 0:5c4b23e9b6b5 20
emmanuelchio 0:5c4b23e9b6b5 21 SMARTGPU lcd(p13,p14,p15); //(TX,RX,Reset);
emmanuelchio 0:5c4b23e9b6b5 22
emmanuelchio 0:5c4b23e9b6b5 23 //Each time we use the touchscreen we must define a int array that stores the X and Y readed or touched coordinates.
emmanuelchio 0:5c4b23e9b6b5 24 int touch[2];
emmanuelchio 0:5c4b23e9b6b5 25 //Each time we use the touchicon we must define a char array that stores the name of the touched icon.
emmanuelchio 0:5c4b23e9b6b5 26 char icon[3];
emmanuelchio 0:5c4b23e9b6b5 27
emmanuelchio 0:5c4b23e9b6b5 28 //variables used by move ball methods
emmanuelchio 0:5c4b23e9b6b5 29 int speedBall1=2; //ball1 moving speed - amount of pixels that ball move each time
emmanuelchio 0:5c4b23e9b6b5 30 int speedBall2=3; //ball2 moving speed - amount of pixels that ball move each time
emmanuelchio 0:5c4b23e9b6b5 31 int dirx1=1; //xball1 initial positive direction
emmanuelchio 0:5c4b23e9b6b5 32 int diry1=1; //yball1 initial positive direction
emmanuelchio 0:5c4b23e9b6b5 33 int xBall1=300; //x initial position of ball1
emmanuelchio 0:5c4b23e9b6b5 34 int yBall1; //y position of ball1
emmanuelchio 0:5c4b23e9b6b5 35 int dirx2=-1; //xball2 initial negative direction
emmanuelchio 0:5c4b23e9b6b5 36 int diry2=1; //yball2 initial positive direction
emmanuelchio 0:5c4b23e9b6b5 37 int xBall2=30; //x initial position of ball2
emmanuelchio 0:5c4b23e9b6b5 38 int yBall2; //y position of ball2
emmanuelchio 0:5c4b23e9b6b5 39
emmanuelchio 0:5c4b23e9b6b5 40 //variables used by Pong method
emmanuelchio 0:5c4b23e9b6b5 41 char score[7]={0,0,' ','P','T','S',0x00}; //array to save score
emmanuelchio 0:5c4b23e9b6b5 42 char points;
emmanuelchio 0:5c4b23e9b6b5 43 char gameOver; //game over flag
emmanuelchio 0:5c4b23e9b6b5 44 char speedCounter; //Counter that saves the speed
emmanuelchio 0:5c4b23e9b6b5 45 char ball1Active; //acrive ball flag
emmanuelchio 0:5c4b23e9b6b5 46 char ball2Active; //active ball flag
emmanuelchio 0:5c4b23e9b6b5 47 int barSize = 60; //size of bar in pixels
emmanuelchio 0:5c4b23e9b6b5 48 int bar=50; //initial x position of the bar
emmanuelchio 0:5c4b23e9b6b5 49 int barCenter = (barSize/2)+bar; //we need to know the center of the bar
emmanuelchio 0:5c4b23e9b6b5 50
emmanuelchio 0:5c4b23e9b6b5 51
emmanuelchio 0:5c4b23e9b6b5 52 /***************************************************/
emmanuelchio 0:5c4b23e9b6b5 53 //function that move or update the actual position of the ball1
emmanuelchio 0:5c4b23e9b6b5 54 void moveBall1(){
emmanuelchio 0:5c4b23e9b6b5 55 lcd.drawCircle(xBall1,yBall1,radiusBall1,BLACK,UNFILL); // Erase previous ball position
emmanuelchio 0:5c4b23e9b6b5 56 xBall1+=(dirx1*speedBall1); // Calculate new x coordinate for ball1
emmanuelchio 0:5c4b23e9b6b5 57 yBall1+=(diry1*speedBall1); // Calculate new y coordinate for ball1
emmanuelchio 0:5c4b23e9b6b5 58 lcd.drawCircle(xBall1,yBall1,radiusBall1,colourBall1,UNFILL); // Draw new ball position
emmanuelchio 0:5c4b23e9b6b5 59 if((xBall1+speedBall1+radiusBall1)>318 | (xBall1-speedBall1-radiusBall1)<=1){ // if ball reaches the left or right corner, we invert moving direction
emmanuelchio 0:5c4b23e9b6b5 60 dirx1= dirx1*(-1);
emmanuelchio 0:5c4b23e9b6b5 61 }
emmanuelchio 0:5c4b23e9b6b5 62 if((yBall1+speedBall1+radiusBall1)>233 | (yBall1-speedBall1-radiusBall1)<=21){ // if ball reaches the top or bottom corner, we invert moving direction
emmanuelchio 0:5c4b23e9b6b5 63 if((yBall1-speedBall1-radiusBall1)<=21){ // Bounce on top, only invert moving direction
emmanuelchio 0:5c4b23e9b6b5 64 diry1= diry1*(-1); // We invert the moving direction by multiplying by -1
emmanuelchio 0:5c4b23e9b6b5 65 }else{ // Bounce on bottom, check if inside the bar
emmanuelchio 0:5c4b23e9b6b5 66 if((xBall1+speedBall1+radiusBall1)>bar & (xBall1-speedBall1-radiusBall1)<(bar+barSize)){ //if bounce inside the bar
emmanuelchio 0:5c4b23e9b6b5 67 diry1= diry1*(-1); // We invert the moving direction by multiplying by -1
emmanuelchio 0:5c4b23e9b6b5 68 points++; // Increase player current points
emmanuelchio 0:5c4b23e9b6b5 69 speedCounter++; // Increase the speed counter
emmanuelchio 0:5c4b23e9b6b5 70 if(speedCounter>9){ // If we reach 10 counts we increase the ball1 bouncing speed
emmanuelchio 0:5c4b23e9b6b5 71 speedBall1++;
emmanuelchio 0:5c4b23e9b6b5 72 speedCounter=0; // Reset the counter
emmanuelchio 0:5c4b23e9b6b5 73 }
emmanuelchio 0:5c4b23e9b6b5 74 }else{ // Bounce outside the bar
emmanuelchio 0:5c4b23e9b6b5 75 ball1Active=0; // Clear ball1 active flag
emmanuelchio 0:5c4b23e9b6b5 76 lcd.drawCircle(xBall1,yBall1,radiusBall1,BLACK,UNFILL);// Delete this ball because bounce outside of the bar
emmanuelchio 0:5c4b23e9b6b5 77 if(ball1Active==0 & ball2Active==0){ // if we have lost both balls
emmanuelchio 0:5c4b23e9b6b5 78 gameOver=1; // Set game over flag
emmanuelchio 0:5c4b23e9b6b5 79 }
emmanuelchio 0:5c4b23e9b6b5 80 }
emmanuelchio 0:5c4b23e9b6b5 81 }
emmanuelchio 0:5c4b23e9b6b5 82 }
emmanuelchio 0:5c4b23e9b6b5 83 }
emmanuelchio 0:5c4b23e9b6b5 84
emmanuelchio 0:5c4b23e9b6b5 85 /***************************************************/
emmanuelchio 0:5c4b23e9b6b5 86 //function that move or update the actual position of the ball2
emmanuelchio 0:5c4b23e9b6b5 87 void moveBall2(){
emmanuelchio 0:5c4b23e9b6b5 88 lcd.drawCircle(xBall2,yBall2,radiusBall2,BLACK,FILL); // Erase previous ball position
emmanuelchio 0:5c4b23e9b6b5 89 xBall2+=(dirx2*speedBall2); // Calculate new x coordinate for ball2
emmanuelchio 0:5c4b23e9b6b5 90 yBall2+=(diry2*speedBall2); // Calculate new y coordinate for ball2
emmanuelchio 0:5c4b23e9b6b5 91 lcd.drawCircle(xBall2,yBall2,radiusBall2,colourBall2,FILL); // Draw new ball position
emmanuelchio 0:5c4b23e9b6b5 92 if((xBall2+speedBall2+radiusBall2)>318 | (xBall2-speedBall2-radiusBall2)<=1){ // if ball reaches the left or right corner, we invert moving direction
emmanuelchio 0:5c4b23e9b6b5 93 dirx2= dirx2*(-1);
emmanuelchio 0:5c4b23e9b6b5 94 }
emmanuelchio 0:5c4b23e9b6b5 95 if((yBall2+speedBall2+radiusBall2)>233 | (yBall2-speedBall2-radiusBall2)<=21){ // if ball reaches the top or bottom corner, we invert moving direction
emmanuelchio 0:5c4b23e9b6b5 96 if((yBall2-speedBall2-radiusBall2)<=21){ // Bounce on top, only invert moving direction
emmanuelchio 0:5c4b23e9b6b5 97 diry2= diry2*(-1);
emmanuelchio 0:5c4b23e9b6b5 98 }else{ // Bounce on bottom, check if inside the bar
emmanuelchio 0:5c4b23e9b6b5 99 if((xBall2+speedBall2+radiusBall2)>bar & (xBall2-speedBall2-radiusBall2)<(bar+barSize)){ //if bounce inside the bar
emmanuelchio 0:5c4b23e9b6b5 100 diry2= diry2*(-1); // We invert the moving direction by multiplying by -1
emmanuelchio 0:5c4b23e9b6b5 101 points++; // Increase player current points
emmanuelchio 0:5c4b23e9b6b5 102 speedCounter++; // Increase the speed counter
emmanuelchio 0:5c4b23e9b6b5 103 if(speedCounter>9){ // If we reach 10 counts we increase the ball1 bouncing speed
emmanuelchio 0:5c4b23e9b6b5 104 speedBall2++;
emmanuelchio 0:5c4b23e9b6b5 105 speedCounter=0; // Reset the counter
emmanuelchio 0:5c4b23e9b6b5 106 }
emmanuelchio 0:5c4b23e9b6b5 107 }else{ // Bounce outside the bar
emmanuelchio 0:5c4b23e9b6b5 108 ball2Active=0; // Clear ball1 active flag
emmanuelchio 0:5c4b23e9b6b5 109 lcd.drawCircle(xBall2,yBall2,radiusBall2,BLACK,FILL); // Delete this ball because bounce outside of the bar
emmanuelchio 0:5c4b23e9b6b5 110 if(ball1Active==0 & ball2Active==0){ // if we have lost both balls
emmanuelchio 0:5c4b23e9b6b5 111 gameOver=1; // Set game over flag
emmanuelchio 0:5c4b23e9b6b5 112 }
emmanuelchio 0:5c4b23e9b6b5 113 }
emmanuelchio 0:5c4b23e9b6b5 114 }
emmanuelchio 0:5c4b23e9b6b5 115 }
emmanuelchio 0:5c4b23e9b6b5 116 }
emmanuelchio 0:5c4b23e9b6b5 117
emmanuelchio 0:5c4b23e9b6b5 118 /***************************************************/
emmanuelchio 0:5c4b23e9b6b5 119 /***************************************************/
emmanuelchio 0:5c4b23e9b6b5 120 //The game methodology
emmanuelchio 0:5c4b23e9b6b5 121 void pong(){
emmanuelchio 0:5c4b23e9b6b5 122 unsigned char i;
emmanuelchio 0:5c4b23e9b6b5 123 char score[7]={0,0,' ','P','T','S',0x00};
emmanuelchio 0:5c4b23e9b6b5 124 char buffer[3];
emmanuelchio 0:5c4b23e9b6b5 125
emmanuelchio 0:5c4b23e9b6b5 126 //reset all parameters
emmanuelchio 0:5c4b23e9b6b5 127 gameOver=0; //reset flag
emmanuelchio 0:5c4b23e9b6b5 128 points=0; //reset points
emmanuelchio 0:5c4b23e9b6b5 129 speedCounter=0; //reset speed
emmanuelchio 0:5c4b23e9b6b5 130 ball1Active=1; //acrive ball flag
emmanuelchio 0:5c4b23e9b6b5 131 ball2Active=1; //active ball flag
emmanuelchio 0:5c4b23e9b6b5 132 yBall1=25+radiusBall1; //y initial position of ball1
emmanuelchio 0:5c4b23e9b6b5 133 yBall2=25+radiusBall2; //y initial position of ball2
emmanuelchio 0:5c4b23e9b6b5 134
emmanuelchio 0:5c4b23e9b6b5 135 lcd.drawRectangle(0,20,319,239,MAGENTA,UNFILL); //draw corners
emmanuelchio 0:5c4b23e9b6b5 136 lcd.drawLine(bar,234,bar+barSize,234,WHITE); //draw Bar
emmanuelchio 0:5c4b23e9b6b5 137
emmanuelchio 0:5c4b23e9b6b5 138 while(gameOver==0){ //while game over flag is zero
emmanuelchio 0:5c4b23e9b6b5 139 buffer[0]=(points/10)+0x30, buffer[1]=(points%10)+0x30, buffer[2]=0; //fill buffer that counts
emmanuelchio 0:5c4b23e9b6b5 140 lcd.string(2,2,30,35,RED,FONT3,COLOUR,buffer); //display current points
emmanuelchio 0:5c4b23e9b6b5 141 for(i=0;i<5;i++){ //check 5 times if the player touches the screen
emmanuelchio 0:5c4b23e9b6b5 142 if(lcd.touchScreen(touch)){ //if we receive a touch then we move the bar to touched side
emmanuelchio 0:5c4b23e9b6b5 143 lcd.drawLine(bar,234,bar+barSize,234,BLACK); //erase previous Bar
emmanuelchio 0:5c4b23e9b6b5 144 if(touch[XCOORD]>barCenter){ //if we need to move the bar to the right
emmanuelchio 0:5c4b23e9b6b5 145 bar+=8; //move the bar to the right 8 pixels
emmanuelchio 0:5c4b23e9b6b5 146 if((bar+barSize)>318){ //if the bar reach the right corner
emmanuelchio 0:5c4b23e9b6b5 147 bar=318-barSize;
emmanuelchio 0:5c4b23e9b6b5 148 }
emmanuelchio 0:5c4b23e9b6b5 149 barCenter=bar+(barSize/2); //set new center position of the bar
emmanuelchio 0:5c4b23e9b6b5 150 }else{ //move the bar to the left
emmanuelchio 0:5c4b23e9b6b5 151 bar-=8; //move the bar to the left 8 pixels
emmanuelchio 0:5c4b23e9b6b5 152 if(bar<1){ //if the bar reach the left corner
emmanuelchio 0:5c4b23e9b6b5 153 bar=1;
emmanuelchio 0:5c4b23e9b6b5 154 }
emmanuelchio 0:5c4b23e9b6b5 155 barCenter=bar+(barSize/2); //set new center position of the bar
emmanuelchio 0:5c4b23e9b6b5 156 }
emmanuelchio 0:5c4b23e9b6b5 157 lcd.drawLine(bar,234,bar+barSize,234,WHITE); //draw the new bar at the new position
emmanuelchio 0:5c4b23e9b6b5 158 }
emmanuelchio 0:5c4b23e9b6b5 159 }
emmanuelchio 0:5c4b23e9b6b5 160 //we update the balls
emmanuelchio 0:5c4b23e9b6b5 161 if(ball1Active){ //if we haven't lost the ball1
emmanuelchio 0:5c4b23e9b6b5 162 moveBall1();
emmanuelchio 0:5c4b23e9b6b5 163 }
emmanuelchio 0:5c4b23e9b6b5 164 if(ball2Active){ //if we haven't lost the ball2
emmanuelchio 0:5c4b23e9b6b5 165 moveBall2();
emmanuelchio 0:5c4b23e9b6b5 166 }
emmanuelchio 0:5c4b23e9b6b5 167 }
emmanuelchio 0:5c4b23e9b6b5 168 //game over - proceed to show final score
emmanuelchio 0:5c4b23e9b6b5 169 lcd.string(90,90,272,140,RED,FONT5,TRANS,"Game Over\0");
emmanuelchio 0:5c4b23e9b6b5 170 score[0]=(points/10)+0x30; //convert points to ascii format and store them on the score buffer
emmanuelchio 0:5c4b23e9b6b5 171 score[1]=(points%10)+0x30; //convert points to ascii format and store them on the score buffer
emmanuelchio 0:5c4b23e9b6b5 172 lcd.string(115,120,272,140,YELLOW,FONT5,TRANS,score);
emmanuelchio 0:5c4b23e9b6b5 173 lcd.string(110,150,250,180,GREEN,FONT3,TRANS,"Touch to Exit\0");
emmanuelchio 0:5c4b23e9b6b5 174 wait_ms(1000);
emmanuelchio 0:5c4b23e9b6b5 175 while(lcd.touchScreen(touch)==0); //wait for a touch to exit
emmanuelchio 0:5c4b23e9b6b5 176 lcd.erase(); //erase the screen and exit function
emmanuelchio 0:5c4b23e9b6b5 177 }
emmanuelchio 0:5c4b23e9b6b5 178
emmanuelchio 0:5c4b23e9b6b5 179
emmanuelchio 0:5c4b23e9b6b5 180 /***************************************************/
emmanuelchio 0:5c4b23e9b6b5 181 int main() {
emmanuelchio 0:5c4b23e9b6b5 182 lcd.reset(); //physically reset SMARTGPU
emmanuelchio 0:5c4b23e9b6b5 183 lcd.start(); //initialize the SMARTGPU processor
emmanuelchio 0:5c4b23e9b6b5 184
emmanuelchio 0:5c4b23e9b6b5 185 lcd.baudChange(2000000); //set a fast baud!, always that we use touch functions is recommended to use fast baud rates
emmanuelchio 0:5c4b23e9b6b5 186
emmanuelchio 0:5c4b23e9b6b5 187 while(1){ // Loop forever
emmanuelchio 0:5c4b23e9b6b5 188 //Draw a cover
emmanuelchio 0:5c4b23e9b6b5 189 lcd.drawTriangle(20,20,70,40,40,80,YELLOW,FILL);
emmanuelchio 0:5c4b23e9b6b5 190 lcd.drawRectangle(250,30,300,80,MAGENTA,FILL);
emmanuelchio 0:5c4b23e9b6b5 191 lcd.drawCircle(50,190,28,CYAN,FILL);
emmanuelchio 0:5c4b23e9b6b5 192 lcd.drawTriangle(270,230,240,190,300,170,RED,FILL);
emmanuelchio 0:5c4b23e9b6b5 193 lcd.string(125,70,319,239,WHITE,FONT7,TRANS,"PONG");
emmanuelchio 0:5c4b23e9b6b5 194 lcd.string(35,130,310,220,GREEN,FONT4,TRANS,"Touch screen to begin");
emmanuelchio 0:5c4b23e9b6b5 195 wait_ms(1000);
emmanuelchio 0:5c4b23e9b6b5 196 while(lcd.touchScreen(touch)==0); //wait for a touch to begin
emmanuelchio 0:5c4b23e9b6b5 197 lcd.erase();
emmanuelchio 0:5c4b23e9b6b5 198 //start the game
emmanuelchio 0:5c4b23e9b6b5 199 pong(); // Play until game over
emmanuelchio 0:5c4b23e9b6b5 200 }
emmanuelchio 0:5c4b23e9b6b5 201 }