Avoid/src/Main.c

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C
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#include "../include/raylib.h"
#if defined(PLATFORM_WEB)
#include <emscripten/emscripten.h>
#endif
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// screen variables
static const int screenWidth = 800;
static const int screenHeight = 450;
// Gamescreens
typedef enum GameScreen { TITLE = 0, GAMEPLAY, GAMEOVER, CREDITS } GameScreen;
// structs
typedef struct Ball {
Vector2 position;
Vector2 speed;
float radius;
float growth;
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Color color;
bool active;
} Ball;
typedef struct Player {
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Texture2D sprite;
int currentframe;
Vector2 sprite_pos;
Rectangle frameRec;
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Rectangle hitbox;
int hp;
} Player;
// Game variables
static GameScreen currentScreen = { 0 };
static Sound fxbounce = { 0 };
static Player player = { 0 };
static Ball ball = { 0 };
static bool pause;
static bool mute;
static int pauseTimer;
static int BallFrameCounter;
static int selected = 0;
// Game functions
static void gameSetup(void);
static void updateGame(void);
static void drawGame(void);
static void gameReset(void);
static void gameLoop(void);
static void unloadGame(void);
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int main(void)
{
InitWindow(screenWidth, screenHeight, "Avoid");
InitAudioDevice();
gameSetup();
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#if defined(PLATFORM_WEB)
emscripten_set_main_loop(gameLoop, 0, 1);
#else
SetTargetFPS(60);
while (!WindowShouldClose()) gameLoop();
#endif
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unloadGame();
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CloseWindow();
return 0;
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}
void gameSetup(void)
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{
// asset loading & setting of variable values
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currentScreen = TITLE;
fxbounce = LoadSound("assets/sfx/boing.wav");
SetMasterVolume(0.2);
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player.sprite = LoadTexture("assets/gfx/player.png");
player.currentframe = 0;
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player.hp = 30;
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player.frameRec = (Rectangle) {
0.0f,
0.0f,
(float) player.sprite.width/2,
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(float) player.sprite.height
};
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player.hitbox = (Rectangle) {
GetScreenWidth()/2.0f - 30,
GetScreenHeight()/2.0f - 30,
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70,
70
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};
ball.position = (Vector2){ 50, 50 };
ball.radius = 20;
ball.growth = 2;
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ball.speed = (Vector2){ 400.0f, 400.0f };
ball.color = MAROON;
ball.active = true;
pause = 0;
mute = 0;
pauseTimer = 0;
BallFrameCounter = 0;
}
void updateGame(void)
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{
// code that runs as long as the program is running
if ((IsKeyDown(KEY_LEFT_ALT)) && (IsKeyPressed(KEY_F))) ToggleFullscreen();
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switch(currentScreen) {
case TITLE:
if (IsKeyPressed(KEY_UP)) selected++;
if (IsKeyPressed(KEY_DOWN)) selected--;
if (selected > 0) selected--;
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if (selected < -2) selected++;
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if ((selected == 0) && (IsKeyPressed(KEY_ENTER))) currentScreen = GAMEPLAY;
if ((selected == -1) && (IsKeyPressed(KEY_ENTER))) currentScreen = CREDITS;
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if ((selected == -2) && (IsKeyPressed(KEY_ENTER))) OpenURL("https://gitdab.com/Canneddonuts/Avoid.git");
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break;
case GAMEPLAY:
if (IsKeyPressed(KEY_M)) mute = !mute;
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if (IsKeyPressed(KEY_ENTER)) pause = !pause;
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if (!pause) {
// Controls
if (IsKeyDown(KEY_LEFT)) player.hitbox.x -= GetFrameTime() * 300.0f;
if (IsKeyDown(KEY_RIGHT)) player.hitbox.x += GetFrameTime() * 300.0f;
if (IsKeyDown(KEY_UP)) player.hitbox.y -= GetFrameTime() * 300.0f;
if (IsKeyDown(KEY_DOWN)) player.hitbox.y += GetFrameTime() * 300.0f;
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player.sprite_pos = (Vector2){ player.hitbox.x, player.hitbox.y };
player.frameRec.x = (float)player.currentframe*(float)player.sprite.width/2;
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// Player to da wallz collies
if ((player.hitbox.x + player.hitbox.width) >= GetScreenWidth()) player.hitbox.x = GetScreenWidth() - player.hitbox.width;
else if (player.hitbox.x <= 0) player.hitbox.x = 0;
if ((player.hitbox.y + player.hitbox.height) >= GetScreenHeight()) player.hitbox.y = GetScreenHeight() - player.hitbox.height;
else if (player.hitbox.y <= 0) player.hitbox.y = 0;
if (IsKeyPressed(KEY_D)) ball.active = !ball.active;
if (IsKeyPressed(KEY_R)) { gameReset(); currentScreen = TITLE; }
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if (ball.active) {
BallFrameCounter++;
// moveiement oof the balls
ball.position.x += GetFrameTime() * ball.speed.x;
ball.position.y += GetFrameTime() * ball.speed.y;
// Ballz to da wallz collies
if ((ball.position.x >= (GetScreenWidth() - ball.radius)) || (ball.position.x <= ball.radius)) {
ball.speed.x *= -1.0f;
if (!mute) PlaySoundMulti(fxbounce);
}
if ((ball.position.y >= (GetScreenHeight() - ball.radius)) || (ball.position.y <= ball.radius)) {
ball.speed.y *= -1.0f;
if (!mute) PlaySoundMulti(fxbounce);
}
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if (CheckCollisionCircleRec(ball.position, ball.radius, player.hitbox)) {
player.hp--;
player.currentframe = 1;
} else player.currentframe = 0;
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if (ball.radius <= 100) ball.radius += GetFrameTime() * ball.growth;
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}
if (player.hp <= 0) currentScreen = GAMEOVER;
}
else pauseTimer++;
break;
case GAMEOVER:
if (IsKeyPressed(KEY_ENTER)) {
gameReset();
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currentScreen = GAMEPLAY;
}
break;
case CREDITS:
if (IsKeyPressed(KEY_ENTER)) currentScreen = TITLE;
default: break;
}
}
void drawGame(void)
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{
// code to render the game to the game window
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BeginDrawing();
ClearBackground(RAYWHITE);
switch(currentScreen) {
case TITLE:
DrawRectangle(0, 0, screenWidth, screenHeight, ORANGE);
DrawText("Controls", 10, 10, 30, PURPLE);
DrawText("Press the arrow keys to move", 10, 40, 10, RED);
DrawText("Press 'ENTER' to pause", 10, 60, 10, RED);
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DrawText("Press 'M' to mute", 10, 80, 10, RED);
DrawText("Press 'Left-ALT' + 'F' for full screen", 10, 100, 10, RED);
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DrawText("Press 'R' to restart", 10, 120, 10, RED);
DrawText("Press 'ENTER' to select an option", 10, 140, 10, RED);
DrawText("Avoid", 330, 20, 50, BLUE);
if (selected == 0) DrawText("PLAY", 360, 220, 20, WHITE);
else DrawText("PLAY", 360, 220, 20, BLUE);
if (selected == -1) DrawText("CREDITS", 340, 240, 20, WHITE);
else DrawText("CREDITS", 340, 240, 20, BLUE);
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if (selected == -2) DrawText("SOURCE CODE", 315, 260, 20, WHITE);
else DrawText("SOURCE CODE", 315, 260, 20, BLUE);
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break;
case GAMEPLAY:
DrawRectangle(0, 0, screenWidth, screenHeight, BLACK);
DrawFPS(10, 430);
DrawText(TextFormat("HP: %i", player.hp), 10, 10, 20, RED);
DrawText(TextFormat("BALL FRAMES: %i", BallFrameCounter), 10, 30, 20, BLUE);
DrawText(TextFormat("BALL SIZE: %f", ball.radius), 10, 50, 20, PINK);
if (ball.active) DrawCircleV(ball.position, (float)ball.radius, ball.color);
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// DrawRectangleRec(player.hitbox, BLUE);
DrawTextureRec(player.sprite, player.frameRec, player.sprite_pos, WHITE);
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if (pause && ((pauseTimer/30)%2)) DrawText("PAUSED", 330, 190, 30, PURPLE);
break;
case GAMEOVER:
DrawRectangle(0, 0, screenWidth, screenHeight, BLUE);
DrawText("GAMEOVER", 250, 20, 50, RED);
DrawText("PRESS ENTER TO RESET", 270, 220, 20, WHITE);
break;
case CREDITS:
DrawRectangle(0, 0, screenWidth, screenHeight, GREEN);
DrawText("Avoid", 330, 20, 50, PINK);
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DrawText("Programming by M-C-O-B", 10, 210, 20, BLUE);
DrawText("Morale support by Tobi/Tobrella and Jelly_man", 10, 240, 20, BLUE);
DrawText("Powered by raylib 4.0", 10, 270, 20, BLUE);
DrawText("A Canneddonuts project 2022", 10, 310, 40, RED);
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DrawText("Press 'ENTER' ", 10, 350, 20, WHITE);
break;
default: break;
}
EndDrawing();
}
void gameReset(void)
{
// code to reset all variables without reloading assets
currentScreen = TITLE;
player.currentframe = 0;
player.hp = 30;
player.frameRec = (Rectangle) {
0.0f,
0.0f,
(float) player.sprite.width/2,
(float) player.sprite.height
};
player.hitbox = (Rectangle) {
GetScreenWidth()/2.0f - 30,
GetScreenHeight()/2.0f - 30,
70,
70
};
ball.position = (Vector2){ 50, 50 };
ball.radius = 20;
ball.growth = 2;
ball.speed = (Vector2){ 400.0f, 400.0f };
ball.color = MAROON;
ball.active = true;
pauseTimer = 0;
BallFrameCounter = 0;
}
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void gameLoop(void)
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{
updateGame();
drawGame();
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}
void unloadGame(void)
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{
UnloadSound(fxbounce);
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UnloadTexture(player.sprite);
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}