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Ray 2017-05-15 18:20:27 +02:00
parent 4a31ce4bd2
commit 6a48e7376b
1 changed files with 46 additions and 49 deletions
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95
games/asteroids.c
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@ -82,9 +82,9 @@ static Meteor bigMeteor[MAX_BIG_METEORS];
static Meteor mediumMeteor[MAX_MEDIUM_METEORS]; static Meteor mediumMeteor[MAX_MEDIUM_METEORS];
static Meteor smallMeteor[MAX_SMALL_METEORS]; static Meteor smallMeteor[MAX_SMALL_METEORS];
static int countMediumMeteors; static int midMeteorsCount;
static int countSmallMeteors; static int smallMeteorsCount;
static int meteorsDestroyed; static int destroyedMeteorsCount;
//------------------------------------------------------------------------------------ //------------------------------------------------------------------------------------
// Module Functions Declaration (local) // Module Functions Declaration (local)
@ -95,7 +95,6 @@ static void DrawGame(void); // Draw game (one frame)
static void UnloadGame(void); // Unload game static void UnloadGame(void); // Unload game
static void UpdateDrawFrame(void); // Update and Draw (one frame) static void UpdateDrawFrame(void); // Update and Draw (one frame)
static void InitShoot(Shoot shoot);
static void DrawSpaceship(Vector2 position, float rotation, Color color); static void DrawSpaceship(Vector2 position, float rotation, Color color);
//------------------------------------------------------------------------------------ //------------------------------------------------------------------------------------
@ -164,7 +163,7 @@ void InitGame(void)
player.collider = (Vector3){player.position.x + sin(player.rotation*DEG2RAD)*(shipHeight/2.5f), player.position.y - cos(player.rotation*DEG2RAD)*(shipHeight/2.5f), 12}; player.collider = (Vector3){player.position.x + sin(player.rotation*DEG2RAD)*(shipHeight/2.5f), player.position.y - cos(player.rotation*DEG2RAD)*(shipHeight/2.5f), 12};
player.color = LIGHTGRAY; player.color = LIGHTGRAY;
meteorsDestroyed = 0; destroyedMeteorsCount = 0;
// Initialization shoot // Initialization shoot
for (int i = 0; i < PLAYER_MAX_SHOOTS; i++) for (int i = 0; i < PLAYER_MAX_SHOOTS; i++)
@ -237,8 +236,8 @@ void InitGame(void)
smallMeteor[i].color = BLUE; smallMeteor[i].color = BLUE;
} }
countMediumMeteors = 0; midMeteorsCount = 0;
countSmallMeteors = 0; smallMeteorsCount = 0;
} }
// Update game (one frame) // Update game (one frame)
@ -250,17 +249,15 @@ void UpdateGame(void)
if (!pause) if (!pause)
{ {
// Player logic // Player logic: rotation
// Rotation
if (IsKeyDown(KEY_LEFT)) player.rotation -= 5; if (IsKeyDown(KEY_LEFT)) player.rotation -= 5;
if (IsKeyDown(KEY_RIGHT)) player.rotation += 5; if (IsKeyDown(KEY_RIGHT)) player.rotation += 5;
// Speed // Player logic: speed
player.speed.x = sin(player.rotation*DEG2RAD)*PLAYER_SPEED; player.speed.x = sin(player.rotation*DEG2RAD)*PLAYER_SPEED;
player.speed.y = cos(player.rotation*DEG2RAD)*PLAYER_SPEED; player.speed.y = cos(player.rotation*DEG2RAD)*PLAYER_SPEED;
// Controller // Player logic: acceleration
if (IsKeyDown(KEY_UP)) if (IsKeyDown(KEY_UP))
{ {
if (player.acceleration < 1) player.acceleration += 0.04f; if (player.acceleration < 1) player.acceleration += 0.04f;
@ -276,17 +273,17 @@ void UpdateGame(void)
else if (player.acceleration < 0) player.acceleration = 0; else if (player.acceleration < 0) player.acceleration = 0;
} }
// Movement // Player logic: movement
player.position.x += (player.speed.x*player.acceleration); player.position.x += (player.speed.x*player.acceleration);
player.position.y -= (player.speed.y*player.acceleration); player.position.y -= (player.speed.y*player.acceleration);
// Wall behaviour for player // Collision logic: player vs walls
if (player.position.x > screenWidth + shipHeight) player.position.x = -(shipHeight); if (player.position.x > screenWidth + shipHeight) player.position.x = -(shipHeight);
else if (player.position.x < -(shipHeight)) player.position.x = screenWidth + shipHeight; else if (player.position.x < -(shipHeight)) player.position.x = screenWidth + shipHeight;
if (player.position.y > (screenHeight + shipHeight)) player.position.y = -(shipHeight); if (player.position.y > (screenHeight + shipHeight)) player.position.y = -(shipHeight);
else if (player.position.y < -(shipHeight)) player.position.y = screenHeight + shipHeight; else if (player.position.y < -(shipHeight)) player.position.y = screenHeight + shipHeight;
// Activation of shoot // Player shoot logic
if (IsKeyPressed(KEY_SPACE)) if (IsKeyPressed(KEY_SPACE))
{ {
for (int i = 0; i < PLAYER_MAX_SHOOTS; i++) for (int i = 0; i < PLAYER_MAX_SHOOTS; i++)
@ -318,7 +315,7 @@ void UpdateGame(void)
shoot[i].position.x += shoot[i].speed.x; shoot[i].position.x += shoot[i].speed.x;
shoot[i].position.y -= shoot[i].speed.y; shoot[i].position.y -= shoot[i].speed.y;
// Wall behaviour for shoot // Collision logic: shoot vs walls
if (shoot[i].position.x > screenWidth + shoot[i].radius) if (shoot[i].position.x > screenWidth + shoot[i].radius)
{ {
shoot[i].active = false; shoot[i].active = false;
@ -351,7 +348,7 @@ void UpdateGame(void)
} }
} }
// Collision Player to meteors // Collision logic: player vs meteors
player.collider = (Vector3){player.position.x + sin(player.rotation*DEG2RAD)*(shipHeight/2.5f), player.position.y - cos(player.rotation*DEG2RAD)*(shipHeight/2.5f), 12}; player.collider = (Vector3){player.position.x + sin(player.rotation*DEG2RAD)*(shipHeight/2.5f), player.position.y - cos(player.rotation*DEG2RAD)*(shipHeight/2.5f), 12};
for (int a = 0; a < MAX_BIG_METEORS; a++) for (int a = 0; a < MAX_BIG_METEORS; a++)
@ -369,16 +366,16 @@ void UpdateGame(void)
if (CheckCollisionCircles((Vector2){player.collider.x, player.collider.y}, player.collider.z, smallMeteor[a].position, smallMeteor[a].radius) && smallMeteor[a].active) gameOver = true; if (CheckCollisionCircles((Vector2){player.collider.x, player.collider.y}, player.collider.z, smallMeteor[a].position, smallMeteor[a].radius) && smallMeteor[a].active) gameOver = true;
} }
// Meteor logic // Meteors logic: big meteors
for (int i = 0; i < MAX_BIG_METEORS; i++) for (int i = 0; i < MAX_BIG_METEORS; i++)
{ {
if (bigMeteor[i].active) if (bigMeteor[i].active)
{ {
// movement // Movement
bigMeteor[i].position.x += bigMeteor[i].speed.x; bigMeteor[i].position.x += bigMeteor[i].speed.x;
bigMeteor[i].position.y += bigMeteor[i].speed.y; bigMeteor[i].position.y += bigMeteor[i].speed.y;
// wall behaviour // Collision logic: meteor vs wall
if (bigMeteor[i].position.x > screenWidth + bigMeteor[i].radius) bigMeteor[i].position.x = -(bigMeteor[i].radius); if (bigMeteor[i].position.x > screenWidth + bigMeteor[i].radius) bigMeteor[i].position.x = -(bigMeteor[i].radius);
else if (bigMeteor[i].position.x < 0 - bigMeteor[i].radius) bigMeteor[i].position.x = screenWidth + bigMeteor[i].radius; else if (bigMeteor[i].position.x < 0 - bigMeteor[i].radius) bigMeteor[i].position.x = screenWidth + bigMeteor[i].radius;
if (bigMeteor[i].position.y > screenHeight + bigMeteor[i].radius) bigMeteor[i].position.y = -(bigMeteor[i].radius); if (bigMeteor[i].position.y > screenHeight + bigMeteor[i].radius) bigMeteor[i].position.y = -(bigMeteor[i].radius);
@ -386,15 +383,16 @@ void UpdateGame(void)
} }
} }
// Meteors logic: medium meteors
for (int i = 0; i < MAX_MEDIUM_METEORS; i++) for (int i = 0; i < MAX_MEDIUM_METEORS; i++)
{ {
if (mediumMeteor[i].active) if (mediumMeteor[i].active)
{ {
// movement // Movement
mediumMeteor[i].position.x += mediumMeteor[i].speed.x; mediumMeteor[i].position.x += mediumMeteor[i].speed.x;
mediumMeteor[i].position.y += mediumMeteor[i].speed.y; mediumMeteor[i].position.y += mediumMeteor[i].speed.y;
// wall behaviour // Collision logic: meteor vs wall
if (mediumMeteor[i].position.x > screenWidth + mediumMeteor[i].radius) mediumMeteor[i].position.x = -(mediumMeteor[i].radius); if (mediumMeteor[i].position.x > screenWidth + mediumMeteor[i].radius) mediumMeteor[i].position.x = -(mediumMeteor[i].radius);
else if (mediumMeteor[i].position.x < 0 - mediumMeteor[i].radius) mediumMeteor[i].position.x = screenWidth + mediumMeteor[i].radius; else if (mediumMeteor[i].position.x < 0 - mediumMeteor[i].radius) mediumMeteor[i].position.x = screenWidth + mediumMeteor[i].radius;
if (mediumMeteor[i].position.y > screenHeight + mediumMeteor[i].radius) mediumMeteor[i].position.y = -(mediumMeteor[i].radius); if (mediumMeteor[i].position.y > screenHeight + mediumMeteor[i].radius) mediumMeteor[i].position.y = -(mediumMeteor[i].radius);
@ -402,15 +400,16 @@ void UpdateGame(void)
} }
} }
// Meteors logic: small meteors
for (int i = 0; i < MAX_SMALL_METEORS; i++) for (int i = 0; i < MAX_SMALL_METEORS; i++)
{ {
if (smallMeteor[i].active) if (smallMeteor[i].active)
{ {
// movement // Movement
smallMeteor[i].position.x += smallMeteor[i].speed.x; smallMeteor[i].position.x += smallMeteor[i].speed.x;
smallMeteor[i].position.y += smallMeteor[i].speed.y; smallMeteor[i].position.y += smallMeteor[i].speed.y;
// wall behaviour // Collision logic: meteor vs wall
if (smallMeteor[i].position.x > screenWidth + smallMeteor[i].radius) smallMeteor[i].position.x = -(smallMeteor[i].radius); if (smallMeteor[i].position.x > screenWidth + smallMeteor[i].radius) smallMeteor[i].position.x = -(smallMeteor[i].radius);
else if (smallMeteor[i].position.x < 0 - smallMeteor[i].radius) smallMeteor[i].position.x = screenWidth + smallMeteor[i].radius; else if (smallMeteor[i].position.x < 0 - smallMeteor[i].radius) smallMeteor[i].position.x = screenWidth + smallMeteor[i].radius;
if (smallMeteor[i].position.y > screenHeight + smallMeteor[i].radius) smallMeteor[i].position.y = -(smallMeteor[i].radius); if (smallMeteor[i].position.y > screenHeight + smallMeteor[i].radius) smallMeteor[i].position.y = -(smallMeteor[i].radius);
@ -418,7 +417,7 @@ void UpdateGame(void)
} }
} }
// Collision behaviour // Collision logic: player-shoots vs meteors
for (int i = 0; i < PLAYER_MAX_SHOOTS; i++) for (int i = 0; i < PLAYER_MAX_SHOOTS; i++)
{ {
if ((shoot[i].active)) if ((shoot[i].active))
@ -430,31 +429,30 @@ void UpdateGame(void)
shoot[i].active = false; shoot[i].active = false;
shoot[i].lifeSpawn = 0; shoot[i].lifeSpawn = 0;
bigMeteor[a].active = false; bigMeteor[a].active = false;
meteorsDestroyed++; destroyedMeteorsCount++;
for (int j = 0; j < 2; j ++) for (int j = 0; j < 2; j ++)
{ {
if (countMediumMeteors%2 == 0) if (midMeteorsCount%2 == 0)
{ {
mediumMeteor[countMediumMeteors].position = (Vector2){bigMeteor[a].position.x, bigMeteor[a].position.y}; mediumMeteor[midMeteorsCount].position = (Vector2){bigMeteor[a].position.x, bigMeteor[a].position.y};
mediumMeteor[countMediumMeteors].speed = (Vector2){cos(shoot[i].rotation*DEG2RAD)*METEORS_SPEED*-1, sin(shoot[i].rotation*DEG2RAD)*METEORS_SPEED*-1}; mediumMeteor[midMeteorsCount].speed = (Vector2){cos(shoot[i].rotation*DEG2RAD)*METEORS_SPEED*-1, sin(shoot[i].rotation*DEG2RAD)*METEORS_SPEED*-1};
} }
else else
{ {
mediumMeteor[countMediumMeteors].position = (Vector2){bigMeteor[a].position.x, bigMeteor[a].position.y}; mediumMeteor[midMeteorsCount].position = (Vector2){bigMeteor[a].position.x, bigMeteor[a].position.y};
mediumMeteor[countMediumMeteors].speed = (Vector2){cos(shoot[i].rotation*DEG2RAD)*METEORS_SPEED, sin(shoot[i].rotation*DEG2RAD)*METEORS_SPEED}; mediumMeteor[midMeteorsCount].speed = (Vector2){cos(shoot[i].rotation*DEG2RAD)*METEORS_SPEED, sin(shoot[i].rotation*DEG2RAD)*METEORS_SPEED};
} }
mediumMeteor[countMediumMeteors].active = true; mediumMeteor[midMeteorsCount].active = true;
countMediumMeteors ++; midMeteorsCount ++;
} }
//bigMeteor[a].position = (Vector2){-100, -100}; //bigMeteor[a].position = (Vector2){-100, -100};
bigMeteor[a].color = RED; bigMeteor[a].color = RED;
a = MAX_BIG_METEORS; a = MAX_BIG_METEORS;
} }
} }
}
if ((shoot[i].active))
{
for (int b = 0; b < MAX_MEDIUM_METEORS; b++) for (int b = 0; b < MAX_MEDIUM_METEORS; b++)
{ {
if (mediumMeteor[b].active && CheckCollisionCircles(shoot[i].position, shoot[i].radius, mediumMeteor[b].position, mediumMeteor[b].radius)) if (mediumMeteor[b].active && CheckCollisionCircles(shoot[i].position, shoot[i].radius, mediumMeteor[b].position, mediumMeteor[b].radius))
@ -462,31 +460,30 @@ void UpdateGame(void)
shoot[i].active = false; shoot[i].active = false;
shoot[i].lifeSpawn = 0; shoot[i].lifeSpawn = 0;
mediumMeteor[b].active = false; mediumMeteor[b].active = false;
meteorsDestroyed++; destroyedMeteorsCount++;
for (int j = 0; j < 2; j ++) for (int j = 0; j < 2; j ++)
{ {
if (countSmallMeteors%2 == 0) if (smallMeteorsCount%2 == 0)
{ {
smallMeteor[countSmallMeteors].position = (Vector2){mediumMeteor[b].position.x, mediumMeteor[b].position.y}; smallMeteor[smallMeteorsCount].position = (Vector2){mediumMeteor[b].position.x, mediumMeteor[b].position.y};
smallMeteor[countSmallMeteors].speed = (Vector2){cos(shoot[i].rotation*DEG2RAD)*METEORS_SPEED*-1, sin(shoot[i].rotation*DEG2RAD)*METEORS_SPEED*-1}; smallMeteor[smallMeteorsCount].speed = (Vector2){cos(shoot[i].rotation*DEG2RAD)*METEORS_SPEED*-1, sin(shoot[i].rotation*DEG2RAD)*METEORS_SPEED*-1};
} }
else else
{ {
smallMeteor[countSmallMeteors].position = (Vector2){mediumMeteor[b].position.x, mediumMeteor[b].position.y}; smallMeteor[smallMeteorsCount].position = (Vector2){mediumMeteor[b].position.x, mediumMeteor[b].position.y};
smallMeteor[countSmallMeteors].speed = (Vector2){cos(shoot[i].rotation*DEG2RAD)*METEORS_SPEED, sin(shoot[i].rotation*DEG2RAD)*METEORS_SPEED}; smallMeteor[smallMeteorsCount].speed = (Vector2){cos(shoot[i].rotation*DEG2RAD)*METEORS_SPEED, sin(shoot[i].rotation*DEG2RAD)*METEORS_SPEED};
} }
smallMeteor[countSmallMeteors].active = true; smallMeteor[smallMeteorsCount].active = true;
countSmallMeteors ++; smallMeteorsCount ++;
} }
//mediumMeteor[b].position = (Vector2){-100, -100}; //mediumMeteor[b].position = (Vector2){-100, -100};
mediumMeteor[b].color = GREEN; mediumMeteor[b].color = GREEN;
b = MAX_MEDIUM_METEORS; b = MAX_MEDIUM_METEORS;
} }
} }
}
if ((shoot[i].active))
{
for (int c = 0; c < MAX_SMALL_METEORS; c++) for (int c = 0; c < MAX_SMALL_METEORS; c++)
{ {
if (smallMeteor[c].active && CheckCollisionCircles(shoot[i].position, shoot[i].radius, smallMeteor[c].position, smallMeteor[c].radius)) if (smallMeteor[c].active && CheckCollisionCircles(shoot[i].position, shoot[i].radius, smallMeteor[c].position, smallMeteor[c].radius))
@ -494,7 +491,7 @@ void UpdateGame(void)
shoot[i].active = false; shoot[i].active = false;
shoot[i].lifeSpawn = 0; shoot[i].lifeSpawn = 0;
smallMeteor[c].active = false; smallMeteor[c].active = false;
meteorsDestroyed++; destroyedMeteorsCount++;
smallMeteor[c].color = YELLOW; smallMeteor[c].color = YELLOW;
// smallMeteor[c].position = (Vector2){-100, -100}; // smallMeteor[c].position = (Vector2){-100, -100};
c = MAX_SMALL_METEORS; c = MAX_SMALL_METEORS;
@ -504,7 +501,7 @@ void UpdateGame(void)
} }
} }
if (meteorsDestroyed == MAX_BIG_METEORS + MAX_MEDIUM_METEORS + MAX_SMALL_METEORS) victory = true; if (destroyedMeteorsCount == MAX_BIG_METEORS + MAX_MEDIUM_METEORS + MAX_SMALL_METEORS) victory = true;
} }
else else
{ {