Push new Blocks with animation

breakout.c

@@ -29,12 +29,15 @@ extern int width, height;
 #define PADDLE_AccelerationTime       18000
 #define BREAKOUT_LiveHUDSize          35
 #define BREAKOUT_LiveHUDMargin        8
+#define BREAKOUT_PushIntervale        1800
 
 #ifndef __nullptr__
 #define Nullptr(type) (type *)0
 #endif // __nullptr__
 
 float PADDLE_SmoothFactor = 0.1f;
+float BLOCK_SmoothFactor = 0.05f;
+float BREAKOUT_LifePenalty = 0.75f;
 int BLOCK_TextureCount = 24;
 int BALL_TextureCount = 9;
 int BREAKOUT_CountdownTextureCount = 4;
@@ -93,24 +96,28 @@ Scenery BREAKOUT_CreateDefault(){
     Scenery scenery;
 
     scenery.StartCountdown = 240;
+    scenery.TopLeftBlockColor = 0;
     scenery.IsGameOver = false;
     scenery.BlockCount = 135;
     scenery.ball = BALL_CreateDefault();
     scenery.paddle = PADDLE_CreateDefault();
     scenery.blocks = malloc(scenery.BlockCount * sizeof(Block));
     scenery.Frames = 0;
+    scenery.YBlocks = 9;
+    scenery.XBlocks = 15;
     scenery.Score = 0;
     if (!(scenery.blocks)) printf("FATAL! Memory allocation failed!\n");
     scenery.IsPaused = false;
     scenery.Lives = 3;
     scenery.DestroyedBlocks = 0;
     int index;
-    for (int y = 0; y < 9; y++) {
-        index = 15 * y;
-        for (int x = 0; x < 15; x++) {
+    for (int y = 0; y < scenery.YBlocks; y++) {
+        index = (scenery.XBlocks) * y;
+        for (int x = 0; x < scenery.XBlocks; x++) {
             scenery.blocks[x + index] = BLOCK_CreateDefault();
             scenery.blocks[x + index].TargetRect = (SDL_Rect) {.x = ((128 * x) + 2), .y = ((64 * y) + 1), .w = 124, .h = 62 };
             scenery.blocks[x + index].TextureIndex = y + x;
+            scenery.blocks[x + index].DestYValue = ((64 * y) + 1);
         }
     }
     return scenery;
@@ -142,6 +149,28 @@ void TEXTURE_RenderCentered(SDL_Renderer * renderer, SDL_Texture * texture, floa
     SDL_RenderCopy(renderer, texture, NULL, &target);
 }
 
+void BREAKOUT_PushNewRow(Scenery * scenery){
+    printf("Pushing new line...\n");
+    (scenery->TopLeftBlockColor)--;
+    // Rotate through textures
+    if ((scenery->TopLeftBlockColor) < 0) (scenery->TopLeftBlockColor) = (BLOCK_TextureCount - 1);
+    else if ((scenery->TopLeftBlockColor) >= 24) (scenery->TopLeftBlockColor) = 0;
+    int oldBlockCount = (scenery->BlockCount);
+    (scenery->BlockCount) += (scenery->XBlocks);
+    (scenery->YBlocks)++;
+    scenery->blocks = realloc((scenery->blocks), (scenery->BlockCount) * sizeof(Block));
+    for (size_t i = 0; i < oldBlockCount; i++) {
+        (scenery->blocks)[i].DestYValue += 64;
+    }
+    for (size_t x = 0; x < (scenery->XBlocks); x++) {
+        (scenery->blocks)[x + oldBlockCount] = BLOCK_CreateDefault();
+        (scenery->blocks)[x + oldBlockCount].TargetRect = (SDL_Rect) {.x = ((128 * x) + 2), .y = 1, .w = 124, .h = 62 };
+        (scenery->blocks)[x + oldBlockCount].TextureIndex = (((scenery->TopLeftBlockColor) + x) % BLOCK_TextureCount);
+        (scenery->blocks)[x + oldBlockCount].DestYValue = 1;
+    }
+    printf("New line was pushed!\n");
+} /* BREAKOUT_PushNewRow */
+
 void BREAKOUT_Update(Scenery * scenery, const Uint8 * keystate){
     if (scenery->IsPaused) return;
     if ((scenery->StartCountdown)-- > 0) return;
@@ -153,15 +182,21 @@ void BREAKOUT_Update(Scenery * scenery, const Uint8 * keystate){
         scenery->IsGameOver = false;
         if (--(scenery->Lives) <= 0)
             GAME_ChangeState(GameOver);
-        else
+        else {
+            // Reduce score when there is a life left
+            scenery->Score = (int)roundf((float)(scenery->Score) * BREAKOUT_LifePenalty);
             printf("Oh oh, only %d lives left!\n", scenery->Lives);
+        }
         return;
     }
+    if ((scenery->Frames) % BREAKOUT_PushIntervale == 0) {
+        BREAKOUT_PushNewRow(scenery);
+    }
     PADDLE_Update(&(scenery->paddle), scenery, keystate); // Update paddle before ball because paddle is not static!
-    BALL_Update(&(scenery->ball), scenery);
     for (int i = 0; i < (scenery->BlockCount); i++) {
         BLOCK_Update((scenery->blocks) + i);
     }
+    BALL_Update(&(scenery->ball), scenery);
 } /* BREAKOUT_Update */
 
 void BREAKOUT_Draw(Scenery * scenery, SDL_Renderer * renderer){
@@ -610,7 +645,8 @@ Block BLOCK_CreateDefault() {
     return (Block) {
                .TargetRect = (SDL_Rect) {.x = 0, .y = 0, .w = 100, .h = 50 },
                .TextureIndex = (rand() % BLOCK_TextureCount),
-               .HP = 1
+               .HP = 1,
+               .DestYValue = 0
     };   // Objekt für die Eigenschaften des Balls
 }
 
@@ -633,8 +669,12 @@ void BLOCK_DealDamage(Block * obj, int dmg){
     if (((obj->HP) -= dmg) <= 0) printf("Block was destroyed!\n");
 }
 
+void BLOCK_MoveSmooth(Block * obj){
+    ((obj->TargetRect).y) -= (int)roundf((float)(((obj->TargetRect).y) - (obj->DestYValue)) * BLOCK_SmoothFactor);
+}
+
 void BLOCK_Update(Block * obj){
-// Do nothing currently
+    BLOCK_MoveSmooth(obj);
 }
 void BLOCK_DestroyObject(Block * obj){
 }

breakout.h

@@ -32,14 +32,14 @@ typedef struct paddleStruct {
 
 typedef struct blockStruct {
     SDL_Rect TargetRect;
-    int TextureIndex, HP;
+    int TextureIndex, HP, DestYValue;
 } Block; // Objekt für die Eigenschaften des Paddles
 
 typedef struct sceneryStruct {
     Ball ball;
     Paddle paddle;
     Block * blocks;
-    int BlockCount, Lives, StartCountdown, Frames, Score, DestroyedBlocks;
+    int BlockCount, Lives, StartCountdown, Frames, Score, DestroyedBlocks, TopLeftBlockColor, XBlocks, YBlocks;
     bool IsPaused, IsGameOver;
 } Scenery; // Objekt für die Objekte und Eigenschaften einer Szenerie
 // End Structs