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Pangpournovice.c

+/*******************************************************************************************
+*
+*   raylib - sample game: pang
+*
+*   Sample game developed by Ian Eito and Albert Martos and Ramon Santamaria
+*
+*   This game has been created using raylib v1.3 (www.raylib.com)
+*   raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
+*
+*   Copyright (c) 2015 Ramon Santamaria (@raysan5)
+*
+********************************************************************************************/
+
+#include "raylib.h"
+
+#include <math.h>
+
+#if defined(PLATFORM_WEB)
+    #include <emscripten/emscripten.h>
+#endif
+
+//----------------------------------------------------------------------------------
+// Some Defines
+//----------------------------------------------------------------------------------
+#define PLAYER_BASE_SIZE    20.0f
+#define PLAYER_SPEED        5.0f
+#define PLAYER_MAX_SHOOTS   1
+
+#define MAX_BIG_BALLS       2
+#define BALLS_SPEED         2.0f
+
+//----------------------------------------------------------------------------------
+// Types and Structures Definition
+//----------------------------------------------------------------------------------
+typedef struct Player {
+    Vector2 position;
+    Vector2 speed;
+    Vector3 collider;
+    float rotation;
+} Player;
+
+typedef struct Shoot {
+    Vector2 position;
+    Vector2 speed;
+    float radius;
+    float rotation;
+    int lifeSpawn;
+    bool active;
+} Shoot;
+
+typedef struct Ball {
+    Vector2 position;
+    Vector2 speed;
+    float radius;
+    int points;
+    bool active;
+} Ball;
+
+typedef struct Points {
+    Vector2 position;
+    int value;
+    float alpha;
+} Points;
+
+//------------------------------------------------------------------------------------
+// Global Variables Declaration
+//------------------------------------------------------------------------------------
+static const int screenWidth = 800;
+static const int screenHeight = 450;
+
+static int framesCounter = 0;
+static bool gameOver = false;
+static bool pause = false;
+static int score = 100;
+
+static Player player = { 0 };
+static Shoot shoot[PLAYER_MAX_SHOOTS] = { 0 };
+static Ball bigBalls[MAX_BIG_BALLS] = { 0 };
+static Ball mediumBalls[MAX_BIG_BALLS*2] = { 0 };
+static Ball smallBalls[MAX_BIG_BALLS*4] = { 0 };
+static Points points[5] = { 0 };
+
+// NOTE: Defined triangle is isosceles with common angles of 70 degrees.
+static float shipHeight = 0.0f;
+static float gravity = 0.0f;
+
+static int countmediumBallss = 0;
+static int countsmallBallss = 0;
+static int meteorsDestroyed = 0;
+static Vector2 linePosition = { 0 };
+
+static bool victory = false;
+static bool lose = false;
+static bool awake = false;
+
+//------------------------------------------------------------------------------------
+// Module Functions Declaration (local)
+//------------------------------------------------------------------------------------
+static void InitGame(void);         // Initialize game
+static void UpdateGame(void);       // Update game (one frame)
+static void DrawGame(void);         // Draw game (one frame)
+static void UnloadGame(void);       // Unload game
+static void UpdateDrawFrame(void);  // Update and Draw (one frame)
+
+//------------------------------------------------------------------------------------
+// Program main entry point
+//------------------------------------------------------------------------------------
+int main(void)
+{
+    // Initialization (Note windowTitle is unused on Android)
+    //---------------------------------------------------------
+    InitWindow(screenWidth, screenHeight, "sample game: pang");
+
+    InitGame();
+
+#if defined(PLATFORM_WEB)
+    emscripten_set_main_loop(UpdateDrawFrame, 60, 1);
+#else
+    SetTargetFPS(60);
+    //--------------------------------------------------------------------------------------
+    
+    // Main game loop
+    while (!WindowShouldClose())    // Detect window close button or ESC key
+    {
+        // Update and Draw
+        //----------------------------------------------------------------------------------
+        UpdateDrawFrame();
+        //----------------------------------------------------------------------------------
+    }
+#endif
+    // De-Initialization
+    //--------------------------------------------------------------------------------------
+    UnloadGame();         // Unload loaded data (textures, sounds, models...)
+    
+    CloseWindow();        // Close window and OpenGL context
+    //--------------------------------------------------------------------------------------
+
+    return 0;
+}
+
+//------------------------------------------------------------------------------------
+// Module Functions Definitions (local)
+//------------------------------------------------------------------------------------
+
+// Initialize game variables
+static void InitGame(void)
+{
+    int posx, posy;
+    int velx = 0;
+    int vely = 0;
+    
+    framesCounter = 0;
+    gameOver = false;
+    pause = false;
+    score = 100;
+    
+    victory = false;
+    lose = false;
+    awake = true;
+    gravity = 0.25f;
+
+    linePosition = (Vector2){ 0.0f , 0.0f };
+    shipHeight = (PLAYER_BASE_SIZE/2)/tanf(20*DEG2RAD);
+
+    // Initialization player
+    player.position = (Vector2){ screenWidth/2, screenHeight };
+    player.speed = (Vector2){ PLAYER_SPEED, PLAYER_SPEED };
+    player.rotation = 0;
+    player.collider = (Vector3){ player.position.x, player.position.y - shipHeight/2.0f, 12.0f };
+
+    meteorsDestroyed = 0;
+
+    // Initialize shoots
+    for (int i = 0; i < PLAYER_MAX_SHOOTS; i++)
+    {
+        shoot[i].position = (Vector2){ 0, 0 };
+        shoot[i].speed = (Vector2){ 0, 0 };
+        shoot[i].radius = 2;
+        shoot[i].active = false;
+        shoot[i].lifeSpawn = 0;
+    }
+
+    // Initialize big meteors
+    for (int i = 0; i < MAX_BIG_BALLS; i++)
+    {
+        bigBalls[i].radius = 40.0f;
+        posx = GetRandomValue(0 + bigBalls[i].radius, screenWidth - bigBalls[i].radius);
+        posy = GetRandomValue(0 + bigBalls[i].radius, screenHeight/2);
+
+        bigBalls[i].position = (Vector2){ posx, posy };
+
+        while ((velx == 0) || (vely == 0))
+        {
+            velx = GetRandomValue(-BALLS_SPEED, BALLS_SPEED);
+            vely = GetRandomValue(-BALLS_SPEED, BALLS_SPEED);
+        }
+
+        bigBalls[i].speed = (Vector2){ velx, vely };
+        bigBalls[i].points = 200;
+        bigBalls[i].active = true;
+    }
+
+    // Initialize medium meteors
+    for (int i = 0; i < MAX_BIG_BALLS*2; i++)
+    {
+        mediumBalls[i].position = (Vector2){-100, -100};
+        mediumBalls[i].speed = (Vector2){0,0};
+        mediumBalls[i].radius = 20.0f;
+        mediumBalls[i].points = 100;
+        mediumBalls[i].active = false;
+    }
+
+    // Initialize small meteors
+    for (int i = 0; i < MAX_BIG_BALLS*4; i++)
+    {
+        smallBalls[i].position = (Vector2){ -100, -100 };
+        smallBalls[i].speed = (Vector2){ 0, 0 };
+        smallBalls[i].radius = 10.0f;
+        smallBalls[i].points = 50;
+        smallBalls[i].active = false;
+    }
+
+    // Initialize animated points
+    for (int i = 0; i < 5; i++)
+    {
+        points[i].position = (Vector2){ 0, 0 };
+        points[i].value = 0;
+        points[i].alpha = 0.0f;
+    }
+
+    countmediumBallss = 0;
+    countsmallBallss = 0;
+}
+
+// Update game (one frame)
+void UpdateGame(void)
+{
+    if (!gameOver && !victory)
+    {
+        if (IsKeyPressed('P')) pause = !pause;
+
+        if (!pause)
+        {
+            // Player logic
+            if (IsKeyDown(KEY_LEFT))  player.position.x -= player.speed.x;
+            if (IsKeyDown(KEY_RIGHT))  player.position.x += player.speed.x;
+
+            // Player vs wall collision logic
+            if (player.position.x + PLAYER_BASE_SIZE/2 > screenWidth) player.position.x = screenWidth - PLAYER_BASE_SIZE/2;
+            else if (player.position.x - PLAYER_BASE_SIZE/2 < 0) player.position.x = 0 + PLAYER_BASE_SIZE/2;
+
+            // Player shot logic
+            if (IsKeyPressed(KEY_SPACE))
+            {
+                for (int i = 0; i < PLAYER_MAX_SHOOTS; i++)
+                {
+                    if (!shoot[i].active)
+                    {
+                        shoot[i].position = (Vector2){ player.position.x, player.position.y - shipHeight };
+                        shoot[i].speed.y = PLAYER_SPEED;
+                        shoot[i].active = true;
+                        
+                        linePosition = (Vector2){ player.position.x, player.position.y};
+
+                        break;
+                    }
+                }
+            }
+
+            // Shoot life timer
+            for (int i = 0; i < PLAYER_MAX_SHOOTS; i++)
+            {
+                if (shoot[i].active) shoot[i].lifeSpawn++;
+            }
+
+            // Shot logic
+            for (int i = 0; i < PLAYER_MAX_SHOOTS; i++)
+            {
+                if (shoot[i].active)
+                {
+                    shoot[i].position.y -= shoot[i].speed.y;
+
+                    // Shot vs walls collision logic
+                    if ((shoot[i].position.x > screenWidth + shoot[i].radius) || (shoot[i].position.x < 0 - shoot[i].radius) ||
+                        (shoot[i].position.y > screenHeight + shoot[i].radius) || (shoot[i].position.y < 0 - shoot[i].radius))
+                    {
+                        shoot[i].active = false;
+                        shoot[i].lifeSpawn = 0;
+                    }
+
+                    // Player shot life spawn
+                    if (shoot[i].lifeSpawn >= 120)
+                    {
+                        shoot[i].position = (Vector2){ 0.0f, 0.0f };
+                        shoot[i].speed = (Vector2){ 0.0f, 0.0f };
+                        shoot[i].lifeSpawn = 0;
+                        shoot[i].active = false;
+                    }
+                }
+            }
+
+            // Player vs meteors collision logic
+            player.collider = (Vector3){player.position.x, player.position.y - shipHeight/2, 12};
+
+            for (int i = 0; i < MAX_BIG_BALLS; i++)
+            {
+                if (CheckCollisionCircles((Vector2){ player.collider.x, player.collider.y }, player.collider.z, bigBalls[i].position, bigBalls[i].radius) && bigBalls[i].active)
+                {
+                    score--;
+                    if (score <= 0) gameOver = true;
+                }
+            }
+
+            for (int i = 0; i < MAX_BIG_BALLS*2; i++)
+            {
+                if (CheckCollisionCircles((Vector2){ player.collider.x, player.collider.y }, player.collider.z, mediumBalls[i].position, mediumBalls[i].radius) && mediumBalls[i].active)
+                {
+                    score--;
+                    if (score<= 0) gameOver = true;
+                }
+            }
+
+            for (int i = 0; i < MAX_BIG_BALLS*4; i++)
+            {
+                if (CheckCollisionCircles((Vector2){ player.collider.x, player.collider.y }, player.collider.z, smallBalls[i].position, smallBalls[i].radius) && smallBalls[i].active)
+                {
+                    score--;
+                    if (score <= 0) gameOver = true;
+                }
+            }
+
+            // Meteors logic (big)
+            for (int i = 0; i < MAX_BIG_BALLS; i++)
+            {
+                if (bigBalls[i].active)
+                {
+                    // Meteor movement logic
+                    bigBalls[i].position.x += bigBalls[i].speed.x;
+                    bigBalls[i].position.y += bigBalls[i].speed.y;
+
+                    // Meteor vs wall collision logic
+                    if (((bigBalls[i].position.x + bigBalls[i].radius) >= screenWidth) || ((bigBalls[i].position.x - bigBalls[i].radius) <= 0)) bigBalls[i].speed.x *= -1;
+                    if ((bigBalls[i].position.y - bigBalls[i].radius) <= 0) bigBalls[i].speed.y *= -1.5;
+                    
+                    if ((bigBalls[i].position.y + bigBalls[i].radius) >= screenHeight)
+                    {
+                        bigBalls[i].speed.y *= -1;
+                        bigBalls[i].position.y = screenHeight - bigBalls[i].radius;
+                    }
+
+                    bigBalls[i].speed.y += gravity;
+                }
+            }
+
+            // Meteors logic (medium)
+            for (int i = 0; i < MAX_BIG_BALLS*2; i++)
+            {
+                if (mediumBalls[i].active)
+                {
+                    // Meteor movement logic
+                    mediumBalls[i].position.x += mediumBalls[i].speed.x;
+                    mediumBalls[i].position.y += mediumBalls[i].speed.y;
+
+                    // Meteor vs wall collision logic
+                    if (mediumBalls[i].position.x + mediumBalls[i].radius >= screenWidth || mediumBalls[i].position.x - mediumBalls[i].radius <= 0) mediumBalls[i].speed.x *= -1;
+                    if (mediumBalls[i].position.y - mediumBalls[i].radius <= 0) mediumBalls[i].speed.y *= -1;
+                    if (mediumBalls[i].position.y + mediumBalls[i].radius >= screenHeight)
+                    {
+                        mediumBalls[i].speed.y *= -1;
+                        mediumBalls[i].position.y = screenHeight - mediumBalls[i].radius;
+                    }
+
+                    mediumBalls[i].speed.y += gravity + 0.12f;
+                }
+            }
+
+            // Meteors logic (small)
+            for (int i = 0; i < MAX_BIG_BALLS*4; i++)
+            {
+                if (smallBalls[i].active)
+                {
+                    // Meteor movement logic
+                    smallBalls[i].position.x += smallBalls[i].speed.x;
+                    smallBalls[i].position.y += smallBalls[i].speed.y;
+
+                    // Meteor vs wall collision logic
+                    if (smallBalls[i].position.x + smallBalls[i].radius >= screenWidth || smallBalls[i].position.x - smallBalls[i].radius <= 0) smallBalls[i].speed.x *= -1;
+                    if (smallBalls[i].position.y - smallBalls[i].radius <= 0) smallBalls[i].speed.y *= -1;
+                    if (smallBalls[i].position.y + smallBalls[i].radius >= screenHeight)
+                    {
+                        smallBalls[i].speed.y *= -1;
+                        smallBalls[i].position.y = screenHeight - smallBalls[i].radius;
+                    }
+
+                    smallBalls[i].speed.y += gravity + 0.25f;
+                }
+            }
+
+            // Player-shot vs meteors logic
+            for (int i = 0; i < PLAYER_MAX_SHOOTS; i++)
+            {
+                if ((shoot[i].active))
+                {
+                    for (int a = 0; a < MAX_BIG_BALLS; a++)
+                    {
+                        if (bigBalls[a].active && (bigBalls[a].position.x - bigBalls[a].radius <= linePosition.x && bigBalls[a].position.x + bigBalls[a].radius >= linePosition.x)
+                            && (bigBalls[a].position.y + bigBalls[a].radius >= shoot[i].position.y))
+                        {
+                            shoot[i].active = false;
+                            shoot[i].lifeSpawn = 0;
+                            bigBalls[a].active = false;
+                            meteorsDestroyed++;
+                            score +=  bigBalls[a].points;
+
+                            for (int z = 0; z < 5; z++)
+                            {
+                                if (points[z].alpha == 0.0f)
+                                {
+                                    points[z].position = bigBalls[a].position;
+                                    points[z].value = bigBalls[a].points;
+                                    points[z].alpha = 1.0f;
+                                    z = 5;
+                                }
+                            }
+
+                            for (int j = 0; j < 2; j ++)
+                            {
+                                if ((countmediumBallss%2) == 0)
+                                {
+                                    mediumBalls[countmediumBallss].position = (Vector2){bigBalls[a].position.x, bigBalls[a].position.y};
+                                    mediumBalls[countmediumBallss].speed = (Vector2){ -1*BALLS_SPEED, BALLS_SPEED };
+                                }
+                                else
+                                {
+                                    mediumBalls[countmediumBallss].position = (Vector2){bigBalls[a].position.x, bigBalls[a].position.y};
+                                    mediumBalls[countmediumBallss].speed = (Vector2){ BALLS_SPEED, BALLS_SPEED };
+                                }
+
+                                mediumBalls[countmediumBallss].active = true;
+                                countmediumBallss ++;
+                            }
+                            
+                            a = MAX_BIG_BALLS;
+                        }
+                    }
+                }
+
+                if ((shoot[i].active))
+                {
+                    for (int b = 0; b < MAX_BIG_BALLS*2; b++)
+                    {
+                        if (mediumBalls[b].active && (mediumBalls[b].position.x - mediumBalls[b].radius <= linePosition.x && mediumBalls[b].position.x + mediumBalls[b].radius >= linePosition.x)
+                            && (mediumBalls[b].position.y + mediumBalls[b].radius >= shoot[i].position.y))
+                        {
+                            shoot[i].active = false;
+                            shoot[i].lifeSpawn = 0;
+                            mediumBalls[b].active = false;
+                            meteorsDestroyed++;
+                            score +=  mediumBalls[b].points;
+
+                            for (int z = 0; z < 5; z++)
+                            {
+                                if (points[z].alpha == 0.0f)
+                                {
+                                    points[z].position = mediumBalls[b].position;
+                                    points[z].value = mediumBalls[b].points;
+                                    points[z].alpha = 1.0f;
+                                    z = 5;
+                                }
+                            }
+
+                            for (int j = 0; j < 2; j ++)
+                            {
+                                 if (countsmallBallss%2 == 0)
+                                {
+                                    smallBalls[countsmallBallss].position = (Vector2){mediumBalls[b].position.x, mediumBalls[b].position.y};
+                                    smallBalls[countsmallBallss].speed = (Vector2){ BALLS_SPEED*-1, BALLS_SPEED*-1};
+                                }
+                                else
+                                {
+                                    smallBalls[countsmallBallss].position = (Vector2){mediumBalls[b].position.x, mediumBalls[b].position.y};
+                                    smallBalls[countsmallBallss].speed = (Vector2){ BALLS_SPEED, BALLS_SPEED*-1};
+                                }
+
+                                smallBalls[countsmallBallss].active = true;
+                                countsmallBallss ++;
+                            }
+
+                            b = MAX_BIG_BALLS*2;
+                        }
+                    }
+                }
+
+                if ((shoot[i].active))
+                {
+                    for (int c = 0; c < MAX_BIG_BALLS*4; c++)
+                    {
+                        if (smallBalls[c].active && (smallBalls[c].position.x - smallBalls[c].radius <= linePosition.x && smallBalls[c].position.x + smallBalls[c].radius >= linePosition.x)
+                            && (smallBalls[c].position.y + smallBalls[c].radius >= shoot[i].position.y))
+                        {
+                            shoot[i].active = false;
+                            shoot[i].lifeSpawn = 0;
+                            smallBalls[c].active = false;
+                            meteorsDestroyed++;
+                            score +=  smallBalls[c].points;
+
+                            for (int z = 0; z < 5; z++)
+                            {
+                                if (points[z].alpha == 0.0f)
+                                {
+                                    points[z].position = smallBalls[c].position;
+                                    points[z].value = smallBalls[c].points;
+                                    points[z].alpha = 1.0f;
+                                    z = 5;
+                                }
+                            }
+
+                            c = MAX_BIG_BALLS*4;
+                        }
+                    }
+                }
+            }
+
+            if (meteorsDestroyed == (MAX_BIG_BALLS + MAX_BIG_BALLS*2 + MAX_BIG_BALLS*4)) victory = true;
+            
+            
+        }
+    }
+    else
+    {
+        if (IsKeyPressed(KEY_ENTER))
+        {
+         InitGame();
+         gameOver = false;
+           
+        }
+    }
+    
+    // Points move-up and fade logic
+    for (int z = 0; z < 5; z++)
+    {
+        if (points[z].alpha > 0.0f)
+        {
+            points[z].position.y -= 2;
+            points[z].alpha -= 0.02f;
+        }
+        
+        if (points[z].alpha < 0.0f) points[z].alpha = 0.0f;
+    }
+}
+
+// Draw game (one frame)
+void DrawGame(void)
+{
+    BeginDrawing();
+
+        ClearBackground(RAYWHITE);
+        
+        if (!gameOver)
+        {
+            // Draw player
+            Vector2 v1 = { player.position.x + sinf(player.rotation*DEG2RAD)*(shipHeight), player.position.y - cosf(player.rotation*DEG2RAD)*(shipHeight) };
+            Vector2 v2 = { player.position.x - cosf(player.rotation*DEG2RAD)*(PLAYER_BASE_SIZE/2), player.position.y - sinf(player.rotation*DEG2RAD)*(PLAYER_BASE_SIZE/2) };
+            Vector2 v3 = { player.position.x + cosf(player.rotation*DEG2RAD)*(PLAYER_BASE_SIZE/2), player.position.y + sinf(player.rotation*DEG2RAD)*(PLAYER_BASE_SIZE/2) };
+            DrawTriangle(v1, v2, v3, MAROON);
+
+            // Draw meteors (big)
+            for (int i = 0;i < MAX_BIG_BALLS; i++)
+            {
+                if (bigBalls[i].active) DrawCircleV(bigBalls[i].position, bigBalls[i].radius, DARKGRAY);
+                else DrawCircleV(bigBalls[i].position, bigBalls[i].radius, Fade(LIGHTGRAY, 0.3f));
+            }
+
+            // Draw meteors (medium)
+            for (int i = 0;i < MAX_BIG_BALLS*2; i++)
+            {
+                if (mediumBalls[i].active) DrawCircleV(mediumBalls[i].position, mediumBalls[i].radius, GRAY);
+                else DrawCircleV(mediumBalls[i].position, mediumBalls[i].radius, Fade(LIGHTGRAY, 0.3f));
+            }
+
+            // Draw meteors (small)
+            for (int i = 0;i < MAX_BIG_BALLS*4; i++)
+            {
+                if (smallBalls[i].active) DrawCircleV(smallBalls[i].position, smallBalls[i].radius, GRAY);
+                else DrawCircleV(smallBalls[i].position, smallBalls[i].radius, Fade(LIGHTGRAY, 0.3f));
+            }
+
+            // Draw shoot
+            for (int i = 0; i < PLAYER_MAX_SHOOTS; i++)
+            {
+                if (shoot[i].active) DrawLine(linePosition.x, linePosition.y, shoot[i].position.x, shoot[i].position.y, RED);
+            }
+
+            // Draw score points
+            for (int z = 0; z < 5; z++)
+            {
+                if (points[z].alpha > 0.0f)
+                {
+                    DrawText(TextFormat("+%02i", points[z].value), points[z].position.x, points[z].position.y, 20, Fade(BLUE, points[z].alpha));
+                }
+            }
+
+            // Draw score (UI)
+            DrawText(TextFormat("SCORE: %i", score), 10, 10, 20, LIGHTGRAY);
+            
+            if (victory) 
+            {
+                DrawText("YOU WIN!", screenWidth/2 - MeasureText("YOU WIN!", 60)/2, 100, 60, LIGHTGRAY);
+                DrawText("PRESS [ENTER] TO PLAY AGAIN", GetScreenWidth()/2 - MeasureText("PRESS [ENTER] TO PLAY AGAIN", 20)/2, GetScreenHeight()/2 - 50, 20, LIGHTGRAY);
+            }
+            
+            if (pause) DrawText("GAME PAUSED", screenWidth/2 - MeasureText("GAME PAUSED", 40)/2, screenHeight/2 - 40, 40, LIGHTGRAY);
+        }
+        else 
+        {
+            DrawText("PRESS [ENTER] TO PLAY AGAIN", GetScreenWidth()/2 - MeasureText("PRESS [ENTER] TO PLAY AGAIN", 20)/2, GetScreenHeight()/2 - 50, 20, LIGHTGRAY);
+        }
+    EndDrawing();
+}
+
+// Unload game variables
+void UnloadGame(void)
+{
+  
+}
+
+// Update and Draw (one frame)
+void UpdateDrawFrame(void)
+{
+    UpdateGame();
+    DrawGame();
+}
\ No newline at end of file