Richard Ellingworth / Mbed 2 deprecated RobotRic

Version of Robotron arcade game using LPC1768, a Gameduino shield, a serial EEPROM (for high scores), two microswitch joysticks and two buttons plus a box to put it in. 20 levels of mayhem.

Dependencies:   25LCxxx_SPI CommonTypes Gameduino mbed

PanelControls.h@18:70190f956a24, 2013-06-17 (annotated)

Committer:
RichardE
Date:
Mon Jun 17 15:10:43 2013 +0000
Revision:
18:70190f956a24
Parent:
4:673eb9735d44 
Improved response to button 1 when entering high scores (HighScoreEntry.cpp).

Who changed what in which revision?

UserRevisionLine numberNew contents of line
RichardE 4:673eb9735d44 1 /*
RichardE 4:673eb9735d44 2 * SOURCE FILE : PanelControls.h
RichardE 4:673eb9735d44 3 *
RichardE 4:673eb9735d44 4 * Responsible for reading joysticks and buttons.
RichardE 4:673eb9735d44 5 * This is the version for mbed LPC1768.
RichardE 4:673eb9735d44 6 * There is a version kicking around for the LPC11U24 that uses different inputs for joystick 2.
RichardE 4:673eb9735d44 7 *
RichardE 4:673eb9735d44 8 */
RichardE 4:673eb9735d44 9
RichardE 4:673eb9735d44 10 #ifndef PanelControlsIncluded
RichardE 4:673eb9735d44 11
RichardE 4:673eb9735d44 12 #define PanelControlsIncluded
RichardE 4:673eb9735d44 13
RichardE 4:673eb9735d44 14 #include "mbed.h"
RichardE 4:673eb9735d44 15 #include "Types.h"
RichardE 4:673eb9735d44 16
RichardE 4:673eb9735d44 17 class PanelControls {
RichardE 4:673eb9735d44 18
RichardE 4:673eb9735d44 19 public :
RichardE 4:673eb9735d44 20
RichardE 4:673eb9735d44 21 /***************/
RichardE 4:673eb9735d44 22 /* CONSTRUCTOR */
RichardE 4:673eb9735d44 23 /***************/
RichardE 4:673eb9735d44 24 PanelControls() :
RichardE 4:673eb9735d44 25 inputs( 0 ),
RichardE 4:673eb9735d44 26 bus( (BusIn*)NULL )
RichardE 4:673eb9735d44 27 {
RichardE 4:673eb9735d44 28 }
RichardE 4:673eb9735d44 29
RichardE 4:673eb9735d44 30 /**************/
RichardE 4:673eb9735d44 31 /* DESTRUCTOR */
RichardE 4:673eb9735d44 32 /**************/
RichardE 4:673eb9735d44 33 ~PanelControls() {
RichardE 4:673eb9735d44 34 delete bus;
RichardE 4:673eb9735d44 35 }
RichardE 4:673eb9735d44 36
RichardE 4:673eb9735d44 37 /*************************/
RichardE 4:673eb9735d44 38 /* INITIALISE INPUT PINS */
RichardE 4:673eb9735d44 39 /*************************/
RichardE 4:673eb9735d44 40 void InitialisePins( void ) {
RichardE 4:673eb9735d44 41 // Create an input bus.
RichardE 4:673eb9735d44 42 bus = new BusIn(
RichardE 4:673eb9735d44 43 p23, p24, p25, p26, // joystick 1 up, down, left, right
RichardE 4:673eb9735d44 44 p21, p22, p27, p28, // joystick 2 up, down, left, right
RichardE 4:673eb9735d44 45 p29, p30 // button 1, button 2
RichardE 4:673eb9735d44 46 );
RichardE 4:673eb9735d44 47 }
RichardE 4:673eb9735d44 48
RichardE 4:673eb9735d44 49 /*****************************/
RichardE 4:673eb9735d44 50 /* READ ALL THE PANEL INPUTS */
RichardE 4:673eb9735d44 51 /*****************************/
RichardE 4:673eb9735d44 52 // Returns a bitmap of all the inputs.
RichardE 4:673eb9735d44 53 void Read( void ) {
RichardE 4:673eb9735d44 54 if( bus == (BusIn*)NULL ) {
RichardE 4:673eb9735d44 55 inputs = 0;
RichardE 4:673eb9735d44 56 }
RichardE 4:673eb9735d44 57 else {
RichardE 4:673eb9735d44 58 // Note that a closed contact registers as a zero
RichardE 4:673eb9735d44 59 // which is why the bitwise not operator (~) is used.
RichardE 4:673eb9735d44 60 inputs = ~*bus & 0x3FF;
RichardE 4:673eb9735d44 61 }
RichardE 4:673eb9735d44 62 }
RichardE 4:673eb9735d44 63
RichardE 4:673eb9735d44 64 // Masks to use with GetInputs method.
RichardE 4:673eb9735d44 65 enum Mask {
RichardE 4:673eb9735d44 66 Up1 = 1,
RichardE 4:673eb9735d44 67 Down1 = 2,
RichardE 4:673eb9735d44 68 Left1 = 4,
RichardE 4:673eb9735d44 69 Right1 = 8,
RichardE 4:673eb9735d44 70 Up2 = 16,
RichardE 4:673eb9735d44 71 Down2 = 32,
RichardE 4:673eb9735d44 72 Left2 = 64,
RichardE 4:673eb9735d44 73 Right2 = 128,
RichardE 4:673eb9735d44 74 Button1 = 256,
RichardE 4:673eb9735d44 75 Button2 = 512,
RichardE 4:673eb9735d44 76 };
RichardE 4:673eb9735d44 77
RichardE 4:673eb9735d44 78 // Bit numbers indicating where readings for each joystick start in the map.
RichardE 4:673eb9735d44 79 // Can use these with right shift operator.
RichardE 4:673eb9735d44 80 enum Bits {
RichardE 4:673eb9735d44 81 Joy1 = 0, // joystick 1 readings start at bit 0
RichardE 4:673eb9735d44 82 Joy2 = 4, // joystick 2 readings start at bit 4
RichardE 4:673eb9735d44 83 Buttons = 8, // button readings start at bit 8
RichardE 4:673eb9735d44 84 };
RichardE 4:673eb9735d44 85
RichardE 4:673eb9735d44 86 /***************************/
RichardE 4:673eb9735d44 87 /* GET STATE OF THE INPUTS */
RichardE 4:673eb9735d44 88 /***************************/
RichardE 4:673eb9735d44 89 // Returns a bitmap of the state of the inputs
RichardE 4:673eb9735d44 90 // last time Read was called.
RichardE 4:673eb9735d44 91 UInt16 GetInputs( void ) {
RichardE 4:673eb9735d44 92 return inputs;
RichardE 4:673eb9735d44 93 }
RichardE 4:673eb9735d44 94
RichardE 4:673eb9735d44 95 private :
RichardE 4:673eb9735d44 96
RichardE 4:673eb9735d44 97 // Stored state of inputs.
RichardE 4:673eb9735d44 98 UInt16 inputs;
RichardE 4:673eb9735d44 99
RichardE 4:673eb9735d44 100 // Input bus used to read inputs.
RichardE 4:673eb9735d44 101 BusIn *bus;
RichardE 4:673eb9735d44 102
RichardE 4:673eb9735d44 103 };
RichardE 4:673eb9735d44 104
RichardE 4:673eb9735d44 105 #endif
RichardE 4:673eb9735d44 106
RichardE 4:673eb9735d44 107 /* END of PanelControls.h */