Marco Merlin / Mbed OS rIoTwear-snake

NXP Rapid IoT prototyping kit port of Silabs "hungry gecko" smake-like game. https://os.mbed.com/teams/SiliconLabs/code/Hungry_gecko/

Dependencies:   lib_sx9500 GraphicsDisplay ColorMemLCD Large_fonts

See a detailed description of this project on Hackster.io . https://www.hackster.io/marcomerli/riotwear-snake-ca6dfc

food.cpp@81:737dff75e013, 2019-12-27 (annotated)

Committer:
batman52
Date:
Fri Dec 27 16:04:44 2019 +0000
Revision:
81:737dff75e013
Parent:
80:77210aa1ad9c 
add use of touch sensor

Who changed what in which revision?

UserRevisionLine numberNew contents of line
batman52 80:77210aa1ad9c 1 /***************************************************************************//**
batman52 80:77210aa1ad9c 2 * @file food.cpp
batman52 80:77210aa1ad9c 3 * @brief class for creating a food-like object and keeps track of its momvement
batman52 80:77210aa1ad9c 4 *******************************************************************************
batman52 80:77210aa1ad9c 5 * @section License
batman52 80:77210aa1ad9c 6 * <b>(C) Copyright 2015 Silicon Labs, http://www.silabs.com</b>
batman52 80:77210aa1ad9c 7 *******************************************************************************
batman52 80:77210aa1ad9c 8 *
batman52 80:77210aa1ad9c 9 * Permission is granted to anyone to use this software for any purpose,
batman52 80:77210aa1ad9c 10 * including commercial applications, and to alter it and redistribute it
batman52 80:77210aa1ad9c 11 * freely, subject to the following restrictions:
batman52 80:77210aa1ad9c 12 *
batman52 80:77210aa1ad9c 13 * 1. The origin of this software must not be misrepresented; you must not
batman52 80:77210aa1ad9c 14 * claim that you wrote the original software.
batman52 80:77210aa1ad9c 15 * 2. Altered source versions must be plainly marked as such, and must not be
batman52 80:77210aa1ad9c 16 * misrepresented as being the original software.
batman52 80:77210aa1ad9c 17 * 3. This notice may not be removed or altered from any source distribution.
batman52 80:77210aa1ad9c 18 *
batman52 80:77210aa1ad9c 19 * DISCLAIMER OF WARRANTY/LIMITATION OF REMEDIES: Silicon Labs has no
batman52 80:77210aa1ad9c 20 * obligation to support this Software. Silicon Labs is providing the
batman52 80:77210aa1ad9c 21 * Software "AS IS", with no express or implied warranties of any kind,
batman52 80:77210aa1ad9c 22 * including, but not limited to, any implied warranties of merchantability
batman52 80:77210aa1ad9c 23 * or fitness for any particular purpose or warranties against infringement
batman52 80:77210aa1ad9c 24 * of any proprietary rights of a third party.
batman52 80:77210aa1ad9c 25 *
batman52 80:77210aa1ad9c 26 * Silicon Labs will not be liable for any consequential, incidental, or
batman52 80:77210aa1ad9c 27 * special damages, or any other relief, or for any claim by any third party,
batman52 80:77210aa1ad9c 28 * arising from your use of this Software.
batman52 80:77210aa1ad9c 29 *
batman52 80:77210aa1ad9c 30 ******************************************************************************/
batman52 80:77210aa1ad9c 31
batman52 80:77210aa1ad9c 32 #include "food.h"
batman52 80:77210aa1ad9c 33 #include "gecko.h"
batman52 80:77210aa1ad9c 34 #define NFOODPIX 18
batman52 80:77210aa1ad9c 35
batman52 80:77210aa1ad9c 36 const uint8_t food_px_map[NFOODPIX] = {0x02, 0x03, 0x04, 0x11, 0x13, 0x15, 0x20, 0x23, 0x26, 0x30, 0x36, 0x40, 0x46, 0x51, 0x55, 0x62, 0x63, 0x64};
batman52 80:77210aa1ad9c 37 Food::Food(): x(5), y(5){};
batman52 80:77210aa1ad9c 38
batman52 80:77210aa1ad9c 39 bool Food::isEaten(Gecko &gck){
batman52 80:77210aa1ad9c 40 return gck.headOccupiesTile(x, y);
batman52 80:77210aa1ad9c 41 }
batman52 80:77210aa1ad9c 42
batman52 80:77210aa1ad9c 43 void Food::reset(ColorMemLCD &display, const Gecko &gck)
batman52 80:77210aa1ad9c 44 {
batman52 80:77210aa1ad9c 45 this->remove(display);
batman52 80:77210aa1ad9c 46 x = rand()%BOARD_WIDTH;
batman52 80:77210aa1ad9c 47 y = rand()%BOARD_HEIGHT;
batman52 80:77210aa1ad9c 48
batman52 80:77210aa1ad9c 49 while (gck.occupiesTile(x,y))
batman52 80:77210aa1ad9c 50 {
batman52 80:77210aa1ad9c 51 x = rand()%BOARD_WIDTH;
batman52 80:77210aa1ad9c 52 y = rand()%BOARD_HEIGHT;
batman52 80:77210aa1ad9c 53 }
batman52 80:77210aa1ad9c 54 this->draw(display);
batman52 80:77210aa1ad9c 55 }
batman52 80:77210aa1ad9c 56
batman52 80:77210aa1ad9c 57 void Food::draw(ColorMemLCD &display)
batman52 80:77210aa1ad9c 58 {
batman52 80:77210aa1ad9c 59 #if(MULTI_UPDATE)
batman52 80:77210aa1ad9c 60 display.window( x*STEPSIZE + BOARDERWIDTH/2 -1,
batman52 80:77210aa1ad9c 61 (y+TOPEDGE)*STEPSIZE + BOARDERWIDTH/2,
batman52 80:77210aa1ad9c 62 STEPSIZE+1,
batman52 80:77210aa1ad9c 63 STEPSIZE );
batman52 80:77210aa1ad9c 64 #endif
batman52 80:77210aa1ad9c 65
batman52 80:77210aa1ad9c 66 for (int i=0;i<NFOODPIX;i++)
batman52 80:77210aa1ad9c 67 {
batman52 80:77210aa1ad9c 68 display.pixel(x*STEPSIZE + BOARDERWIDTH/2 + static_cast<uint8_t>( food_px_map[i] & 0xF), \
batman52 80:77210aa1ad9c 69 (y+TOPEDGE)*STEPSIZE + BOARDERWIDTH/2 + static_cast<uint8_t>( (food_px_map[i] >> 4) & 0xF), Black);
batman52 80:77210aa1ad9c 70 }
batman52 80:77210aa1ad9c 71
batman52 80:77210aa1ad9c 72 #if(MULTI_UPDATE)
batman52 80:77210aa1ad9c 73 display.update();
batman52 80:77210aa1ad9c 74 #endif
batman52 80:77210aa1ad9c 75
batman52 80:77210aa1ad9c 76 }
batman52 80:77210aa1ad9c 77
batman52 80:77210aa1ad9c 78 void Food::remove(ColorMemLCD &display)
batman52 80:77210aa1ad9c 79 {
batman52 80:77210aa1ad9c 80 #if(MULTI_UPDATE)
batman52 80:77210aa1ad9c 81 display.window( x*STEPSIZE + BOARDERWIDTH/2 -1,
batman52 80:77210aa1ad9c 82 (y+TOPEDGE)*STEPSIZE + BOARDERWIDTH/2,
batman52 80:77210aa1ad9c 83 STEPSIZE+1,
batman52 80:77210aa1ad9c 84 STEPSIZE );
batman52 80:77210aa1ad9c 85 #endif
batman52 80:77210aa1ad9c 86
batman52 80:77210aa1ad9c 87 for (int i=0;i<NFOODPIX;i++)
batman52 80:77210aa1ad9c 88 {
batman52 80:77210aa1ad9c 89 display.pixel(x*STEPSIZE + BOARDERWIDTH/2 +static_cast<uint8_t>(food_px_map[i] & 0xF), \
batman52 80:77210aa1ad9c 90 (y+TOPEDGE)*STEPSIZE + BOARDERWIDTH/2 + static_cast<uint8_t>((food_px_map[i] >> 4) & 0xF), BACKGROUND_COLOR);
batman52 80:77210aa1ad9c 91 }
batman52 80:77210aa1ad9c 92
batman52 80:77210aa1ad9c 93 #if(MULTI_UPDATE)
batman52 80:77210aa1ad9c 94 display.update();
batman52 80:77210aa1ad9c 95 #endif
batman52 80:77210aa1ad9c 96
batman52 80:77210aa1ad9c 97 }
batman52 80:77210aa1ad9c 98
batman52 80:77210aa1ad9c 99