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Fish Catch Game

This is a game where you move the cat to catch the fish. The time limit is 30 seconds. When you catch

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Fish Catch Game

Things used in this project

Hardware components

M5Stack Core2 ESP32 IoT Development Kit
M5Stack Core2 ESP32 IoT Development Kit
×1

Software apps and online services

PlatformIO IDE
PlatformIO IDE

Story

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Code

Fish Catch Game

C/C++
Hard Wear: M5Stack Core2
#include <M5Unified.h>
#include <random>

// ===== キャラクターのグラフィックデータ =====
const int CAT_WIDTH = 24;
const int CAT_HEIGHT = 24;
const int FISH_WIDTH = 32;
const int FISH_HEIGHT = 16;

#define C_BG      TFT_BLACK
#define C_CAT     TFT_YELLOW
#define C_FISH_BODY TFT_WHITE
#define C_FISH_FIN  TFT_RED
#define C_BLACK   TFT_BLACK
#define C_WHITE   TFT_WHITE
#define C_PINK    0xFE19

// ★★★★★ 猫のドット絵データ ★★★★★
const uint16_t cat_sprite[CAT_WIDTH * CAT_HEIGHT] = {
    C_BG, C_BG, C_BG, C_BG, C_CAT, C_CAT, C_BG, C_BG, C_BG, C_BG, C_BG, C_BG, C_BG, C_BG, C_BG, C_BG, C_CAT, C_CAT, C_BG, C_BG, C_BG, C_BG, C_BG, C_BG,
    C_BG, C_BG, C_BG, C_CAT, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_BG, C_BG, C_BG, C_BG, C_BG, C_BG, C_CAT, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_BG, C_BG, C_BG,
    C_BG, C_BG, C_CAT, C_CAT, C_PINK, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_BG, C_BG, C_BG, C_BG, C_CAT, C_CAT, C_CAT, C_PINK, C_CAT, C_CAT, C_BG, C_BG, C_BG, C_BG,
    C_BG, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_BG, C_BG, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_BG,
    C_BG, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_BG,
    C_CAT, C_CAT, C_CAT, C_WHITE, C_WHITE, C_CAT, C_CAT, C_CAT, C_CAT, C_WHITE, C_WHITE, C_CAT, C_CAT, C_CAT, C_CAT, C_WHITE, C_WHITE, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_BG, C_BG,
    C_CAT, C_CAT, C_BLACK, C_WHITE, C_WHITE, C_BLACK, C_CAT, C_CAT, C_BLACK, C_WHITE, C_WHITE, C_BLACK, C_CAT, C_CAT, C_BLACK, C_WHITE, C_WHITE, C_BLACK, C_CAT, C_CAT, C_CAT, C_CAT, C_BG, C_BG,
    C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_BG, C_BG,
    C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_BG, C_BG,
    C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_BLACK, C_CAT, C_CAT, C_BLACK, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_BG, C_BG,
    C_BG, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_BLACK, C_BLACK, C_BLACK, C_BLACK, C_BLACK, C_BLACK, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_BG,
    C_BG, C_BG, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_BG, C_BG,
    C_BG, C_BG, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_BG, C_BG,
    C_BG, C_BG, C_BG, C_CAT, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_CAT, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_BG, C_BG, C_BG, C_BG,
    C_BG, C_BG, C_BG, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_BG, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_BG, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_BG, C_BG, C_BG, C_BG,
    C_BG, C_BG, C_BG, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_BG, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_BG, C_CAT, C_CAT, C_CAT, C_BG, C_BG, C_BG, C_BG, C_BG, C_BG,
};

// ★★★★★ 魚のドット絵データ ★★★★★
const uint16_t fish_sprite[FISH_WIDTH * FISH_HEIGHT] = {
    C_BG,C_BG,C_BG,C_BG,C_BG,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,
    C_BG,C_BG,C_BG,C_BG,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,
    C_BG,C_BG,C_BG,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_BG,C_FISH_FIN,C_FISH_FIN,C_FISH_FIN,C_FISH_FIN,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,
    C_BG,C_BG,C_FISH_BODY,C_FISH_BODY,C_BLACK,C_BLACK,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_BLACK,C_FISH_FIN,C_FISH_FIN,C_FISH_FIN,C_FISH_FIN,C_FISH_FIN,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,
    C_BG,C_FISH_BODY,C_FISH_BODY,C_BLACK,C_BLACK,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_BLACK,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,
    C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_BLACK,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_FIN,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,
    C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_BLACK,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_FIN,C_FISH_FIN,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,
    C_BG,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_BLACK,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_FIN,C_FISH_FIN,C_FISH_FIN,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,
    C_BG,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_BLACK,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_FIN,C_FISH_FIN,C_FISH_FIN,C_FISH_FIN,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,
    C_BG,C_BG,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_BLACK,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_FIN,C_FISH_FIN,C_FISH_FIN,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,
    C_BG,C_BG,C_BG,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_BG,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_FIN,C_FISH_FIN,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,
    C_BG,C_BG,C_BG,C_BG,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_BG,C_BG,C_FISH_FIN,C_FISH_FIN,C_FISH_FIN,C_FISH_FIN,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,
    C_BG,C_BG,C_BG,C_BG,C_BG,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_FISH_BODY,C_BG,C_BG,C_BG,C_BG,C_FISH_FIN,C_FISH_FIN,C_FISH_FIN,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,
    C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,C_BG,
};


// ===== ゲームのロジック =====
enum GameState { TITLE, PLAYING, GAME_OVER };
GameState gameState = TITLE;

const int MOVE_SPEED = 5;
const float GRAVITY = 0.5;
const float JUMP_STRENGTH = -10;
const int GAME_DURATION_SEC = 30;

float catX, catY, catVY = 0;
int fishX, fishY, score = 0, groundY;
unsigned long gameStartTime = 0;

std::random_device rd;
std::mt19937 gen(rd());
std::uniform_int_distribution<> distribX, distribY;

M5Canvas canvas(&M5.Display);

void placeFish() {
    fishX = distribX(gen);
    fishY = distribY(gen);
}

void resetGame() {
    score = 0;
    catX = M5.Display.width() / 2 - CAT_WIDTH / 2;
    catY = groundY;
    catVY = 0;
    placeFish();
    gameStartTime = millis();
}

void setup() {
    M5.begin();
    M5.Speaker.begin();

    groundY = M5.Display.height() - CAT_HEIGHT - 5;
    float jump_displacement = (JUMP_STRENGTH * JUMP_STRENGTH) / (2 * GRAVITY);
    int jump_peak_y = groundY - jump_displacement;

    distribX = std::uniform_int_distribution<>(FISH_WIDTH, M5.Display.width() - FISH_WIDTH);
    distribY = std::uniform_int_distribution<>(jump_peak_y, groundY - FISH_HEIGHT);

    canvas.createSprite(M5.Display.width(), M5.Display.height());
}

void loop() {
    M5.update();

    switch (gameState) {
        case TITLE:
            canvas.fillScreen(C_BG);
            canvas.setTextDatum(middle_center);
            canvas.setTextColor(C_CAT);
            canvas.setTextSize(3);
            canvas.drawString("Meow Meow", M5.Display.width() / 2, M5.Display.height() / 2 - 40);
            canvas.drawString("Catch!", M5.Display.width() / 2, M5.Display.height() / 2);
            canvas.setTextColor(C_WHITE);
            canvas.setTextSize(2);
            canvas.drawString("Press B to Start", M5.Display.width() / 2, M5.Display.height() / 2 + 50);
            canvas.pushSprite(0, 0);

            if (M5.BtnB.wasPressed()) {
                resetGame();
                gameState = PLAYING;
            }
            break;

        case PLAYING: {
            if (M5.BtnA.isPressed()) catX -= MOVE_SPEED;
            if (M5.BtnC.isPressed()) catX += MOVE_SPEED;
            if (M5.BtnB.wasPressed() && catY == groundY) catVY = JUMP_STRENGTH;

            catVY += GRAVITY;
            catY += catVY;

            if (catY >= groundY) { catY = groundY; catVY = 0; }
            if (catX < 0) catX = 0;
            if (catX > M5.Display.width() - CAT_WIDTH) catX = M5.Display.width() - CAT_WIDTH;
            
            if (abs((catX + CAT_WIDTH / 2) - (fishX + FISH_WIDTH / 2)) < (CAT_WIDTH + FISH_WIDTH) / 2 - 4 &&
                abs((catY + CAT_HEIGHT / 2) - (fishY + FISH_HEIGHT / 2)) < (CAT_HEIGHT + FISH_HEIGHT) / 2 - 4) {
                score++;
                placeFish();
                M5.Speaker.tone(1200, 150);
            }

            canvas.fillScreen(C_BG);
            canvas.pushImage(fishX, fishY, FISH_WIDTH, FISH_HEIGHT, fish_sprite, C_BG);
            canvas.pushImage(catX, catY, CAT_WIDTH, CAT_HEIGHT, cat_sprite, C_BG);

            unsigned long elapsedTime = (millis() - gameStartTime) / 1000;
            int remainingTime = GAME_DURATION_SEC - elapsedTime;
            
            canvas.setTextColor(C_WHITE, C_BG);
            canvas.setTextSize(2);
            canvas.setCursor(10, 10);
            canvas.printf("Score: %d", score);
            canvas.setTextDatum(top_right);
            canvas.drawString("Time: " + String(remainingTime), M5.Display.width() - 10, 10);
            canvas.setTextDatum(top_left);
            
            canvas.pushSprite(0, 0);
            
            if (remainingTime <= 0) {
                M5.Speaker.tone(500, 300);
                gameState = GAME_OVER;
            }
            break;
        }

        case GAME_OVER:
            canvas.fillScreen(C_BG);
            canvas.setTextDatum(middle_center);
            canvas.setTextColor(TFT_RED);
            canvas.setTextSize(3);
            canvas.drawString("Time's Up!", M5.Display.width() / 2, M5.Display.height() / 2 - 40);
            
            canvas.setTextColor(C_WHITE);
            canvas.setTextSize(2);
            canvas.drawString("Final Score", M5.Display.width() / 2, M5.Display.height() / 2);
            canvas.setTextSize(3);
            canvas.drawString(String(score), M5.Display.width() / 2, M5.Display.height() / 2 + 30);
            
            canvas.setTextSize(2);
            canvas.drawString("Press B to Restart", M5.Display.width() / 2, M5.Display.height() / 2 + 70);
            
            canvas.pushSprite(0, 0);
            
            if (M5.BtnB.wasPressed()) {
                gameState = TITLE;
            }
            break;
    }
    delay(10);
}

Credits

Rena
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