upd

items/item.c

@@ -25,8 +25,9 @@ bool putOntoNext(ItemOnBelt *itm, int nx, int ny, Tile *next, TileTypeReg *ntt,
     if (next->items[newLane].type == 0 && (*ntt).allowedInItems[newLane][itm->type]) {
         // MOVE it
         ItemOnBelt moved = *itm;
-        moved.tileX = nx;
-        moved.tileY = ny;
+        moved.prevTile = moved.tile;
+        moved.tile.x = nx;
+        moved.tile.y = ny;
         if (!(*ntt).itemMoves) {
             moved.offset = 0.5f;
         }
@@ -47,6 +48,12 @@ OrientDirection rotateMainDirection(OrientDirection dir, int steps) {
 
     // The main directions indices array
     int mainDirs[] = {1, 3, 5, 7};
+    if (steps == -1) {
+        mainDirs[1] = 7;
+        mainDirs[3] = 3;
+        mainDirs[0] = 5;
+        mainDirs[2] = 1;
+    }
     int count = 4;
 
     // Find index of dir in mainDirs
@@ -153,6 +160,10 @@ void updateItems() {
                         if (nx < 0 || nx >= MAP_WIDTH || ny < 0 || ny >= MAP_HEIGHT)
                             continue;
 
+                        if (nx == itm->prevTile.x && ny == itm->prevTile.y) {
+                            continue;
+                        }
+
                         Tile *next = &tileMap[ny][nx];
                         TileTypeReg ntt = TileRegistry[next->type];
 
@@ -181,6 +192,9 @@ void updateItems() {
                         continue;
                     }
                     Tile *next = &tileMap[ny][nx];
+                    if (nx == itm->prevTile.x && ny == itm->prevTile.y) {
+                        continue;
+                    }
                     TileTypeReg ntt = TileRegistry[next->type];
                     int newLane = lane;
                     switch (next->type) {
@@ -252,11 +266,11 @@ uint8_t laneTarget = 0;
 
 void renderItem(ItemOnBelt item, SDL_Renderer *renderer, int lane, SDL_Rect playerRect) {
     SDL_Rect rect = {0};
-    rect.x = item.tileX * TILE_SIZE;
-    rect.y = item.tileY * TILE_SIZE;
+    rect.x = item.tile.x * TILE_SIZE;
+    rect.y = item.tile.y * TILE_SIZE;
 
     // get raw direction code
-    int dir = tileMap[item.tileY][item.tileX].direction;
+    int dir = tileMap[item.tile.y][item.tile.x].direction;
 
     //--- 1) build a unit vector (dxf, dyf) for this orientation
     float dxf = 0.0f, dyf = 0.0f;
@@ -370,13 +384,13 @@ void renderItem(ItemOnBelt item, SDL_Renderer *renderer, int lane, SDL_Rect play
     char tempStr[50];
     SDL_Rect rectA = {0};
     if (debugMode) {
-        SDL_Rect tileArea = {item.tileX * TILE_SIZE, item.tileY * TILE_SIZE,
+        SDL_Rect tileArea = {item.tile.x * TILE_SIZE, item.tile.y * TILE_SIZE,
                              TILE_SIZE, TILE_SIZE};
         SDL_SetRenderDrawColor(renderer, 255, 0, 0, 32);
         adjustRect(&tileArea, playerRect);
         SDL_RenderFillRect(renderer, &tileArea);
-        rectA.x = item.tileX * TILE_SIZE;
-        rectA.y = item.tileY * TILE_SIZE;
+        rectA.x = item.tile.x * TILE_SIZE;
+        rectA.y = item.tile.y * TILE_SIZE;
         rectA.w = TILE_SIZE;
         rectA.h = TILE_SIZE;
         sprintf(tempStr, "L%d\n%f\n%f\n%f", lane, item.offset, xOffset, yOffset);
@@ -404,8 +418,9 @@ void renderItem(ItemOnBelt item, SDL_Renderer *renderer, int lane, SDL_Rect play
 void putItem(int x, int y, ItemType itemType, uint8_t lane) {
     tileMap[y][x].items[lane].type = itemType;
     tileMap[y][x].items[lane].offset = 0;
-    tileMap[y][x].items[lane].tileX = x;
-    tileMap[y][x].items[lane].tileY = y;
+    tileMap[y][x].items[lane].tile.x = x;
+    tileMap[y][x].items[lane].tile.y = y;
+    tileMap[y][x].items[lane].prevTile = tileMap[y][x].items[lane].tile;
 }
 
 void loadItems(SDL_Renderer *renderer) {

items/item.h

@@ -40,7 +40,8 @@ typedef enum ItemType {
 
 typedef struct ItemOnBelt {
     float offset;
-    int tileX, tileY;
+    MiniRect tile;
+    MiniRect prevTile;
     ItemType type;
 } ItemOnBelt;
 

main.c

@@ -244,7 +244,7 @@ int render() {
     renderPlayer(&player);
 
 
-    if (!renderAtlas) {
+    if (renderAtlas == 0) {
         SDL_RenderCopy(mainRenderer, backgroundTexture, &screenRect, &screenRect);
         SDL_RenderCopy(mainRenderer, tilesTexture, &screenRect, &screenRect);
         SDL_RenderCopy(mainRenderer, itemsTexture, &screenRect, &screenRect);

player/player.c

@@ -7,6 +7,7 @@
 #include "../tiles/tile.h"
 #include "../util/font.h"
 #include "../util/atlas.h"
+#include "../entity/entity.h"
 
 #define HEALTH_MARGIN 4
 
@@ -22,6 +23,7 @@ SDL_Rect PlayerRect;
 SDL_Rect playerTextureRect;
 
 SDL_Rect targetItemBGRect;
+SDL_Rect waveInfoBGRect;
 
 SDL_Rect targetItemRect;
 
@@ -142,6 +144,11 @@ void initPlayer(Player *plr) {
     targetItemBGRect.x = 0;
     targetItemBGRect.y = DISPLAY_HEIGHT - TILE_SIZE - fonts[2].size * 2;
 
+    waveInfoBGRect.y = 0;
+    waveInfoBGRect.x = 0;
+    waveInfoBGRect.w = 380;
+    waveInfoBGRect.h = 80;
+
     targetItemRect.w = TILE_SIZE;
     targetItemRect.h = TILE_SIZE;
 
@@ -249,6 +256,18 @@ void renderPlayer(Player *plr) {
 
     SDL_SetRenderDrawColor(mainRenderer, 0, 0, 0, 255);
     SDL_RenderFillRect(mainRenderer, &targetItemBGRect);
+    SDL_RenderFillRect(mainRenderer, &waveInfoBGRect);
+
+
+    char hudStr[50];
+    char waveStr[30];
+    if (entities.activeCount > 0) {
+        snprintf(waveStr, 30, "Remaining enemies: %d", entities.activeCount);
+    } else {
+        snprintf(waveStr, 30, "Next wave in: %dm %ds", waveInfo.waveTimer / 60, waveInfo.waveTimer % 60);
+    }
+    snprintf(hudStr, 30, "Wave: %d\n%s\n", waveInfo.waveCounter, waveStr);
+    renderText(mainRenderer, fonts[1], hudStr, 0,0);
 
     targetItemRect.y = DISPLAY_HEIGHT - TILE_SIZE;
     targetItemRect.x = TILE_SIZE / 4;

tiles/tile.h

@@ -20,11 +20,6 @@
 #define DISPLAY_WIDTH DISPLAY_MAP_WIDTH * TILE_SIZE
 #define DISPLAY_HEIGHT DISPLAY_MAP_HEIGHT * TILE_SIZE
 
-typedef struct MiniRect {
-    int x;
-    int y;
-} MiniRect;
-
 #define MAX_TILES MAP_WIDTH * MAP_HEIGHT
 
 

util/atlas.h

@@ -5,8 +5,8 @@
 #ifndef FACTORYGAME_ATLAS_H
 #define FACTORYGAME_ATLAS_H
 
-#define ATLAS_SIZE 1024
-#define MAX_RECTS 2048
+#define ATLAS_SIZE 2048
+#define MAX_RECTS 4096
 #define TILE_SIZE 32
 #define QUADRANT_SIZE 16
 #define ATLAS_TILES_PER_ROW (ATLAS_SIZE / TILE_SIZE)

util/crafter.c

@@ -90,8 +90,9 @@ void updateMachine(Tile *tile,
         in1->type = TYPE_AIR;
         if (in2->type != TYPE_AIR) in2->type = TYPE_AIR;
         out->type = result;
-        out->tileX = tile->rect.x;
-        out->tileY = tile->rect.y;
+        out->prevTile = out->tile;
+        out->tile.x = tile->rect.x;
+        out->tile.y = tile->rect.y;
         out->offset = -0.5f;
     }
 }

util/util.c

@@ -13,6 +13,8 @@
 SDL_Window *window = NULL;
 volatile bool running = true;
 
+WaveInfo waveInfo;
+
 const char OrientStrings[ORIENT_DIRECTION_COUNT][10] = {
         "LEFT_DOWN",
         "LEFT",

util/util.h

@@ -44,6 +44,19 @@ typedef struct Animation {
 } Animation;
 
 
+typedef struct MiniRect {
+    int x;
+    int y;
+} MiniRect;
+
+typedef struct WaveInfo {
+    int waveCounter;
+    int waveTimer;
+} WaveInfo;
+
+extern WaveInfo waveInfo;
+
+
 typedef struct OrientedAnimation {
     SDL_Rect atlasRects[ORIENT_DIRECTION_COUNT][TILE_SIZE * 2];
     unsigned char frameCount;