Scroll tile view

Co-authored-by: sigonasr2 <sigonasr2@gmail.com>

SeasonsOfLoneliness.cpp

@@ -9,11 +9,18 @@ enum GAMESTATE{
 	GAMEWORLD
 };
 
+enum TILES{
+	DIRT,
+	GRASS,
+	WATER
+};
+
 #define WIDTH 256
 #define HEIGHT 224
 #define ALPHA_SCREEN1 128
 #define ALPHA_SCREEN2 20
 #define FADE_SPD 6
+#define MOVE_SPD 0.01
 
 class SeasonsOfLoneliness : public olc::PixelGameEngine
 {
@@ -24,7 +31,7 @@ public:
 	}
 
 public:
-	GAMESTATE GAME_STATE=CUTSCENE_1;
+	GAMESTATE GAME_STATE=GAMEWORLD;
 	int textInd=0;
 	int cursorX=0;
 	int transitionTime=0;
@@ -37,6 +44,8 @@ public:
 	int**MAP=NULL;
 	int MAP_WIDTH=-1;
 	int MAP_HEIGHT=-1;
+	olc::Decal*TILES;
+	float PLAYER_COORDS[2] = {};
 
 	void LoadMap(char*mapName) {
 		std::ifstream f("assets/maps/map1");
@@ -71,6 +80,7 @@ public:
 				}
 			}
 		}
+		printf("Loaded %dx%d map:\n",MAP_WIDTH,MAP_HEIGHT);
 		for (int y=0;y<MAP_HEIGHT;y++) {
 			for (int x=0;x<MAP_WIDTH;x++) {
 				printf("%d",MAP[y][x]);
@@ -84,6 +94,7 @@ public:
 		SetPixelMode(olc::Pixel::ALPHA);
 		//ConsoleCaptureStdOut(true);
 		// Called once at the start, so create things here
+		TILES=new olc::Decal(new olc::Sprite("assets/tiles.png"));
 		LoadMap("map1");
 		return true;
 	}
@@ -106,6 +117,19 @@ public:
 			updateGame();
 		}
 
+		if (GetKey(olc::D).bHeld||GetKey(olc::RIGHT).bHeld) {
+			PLAYER_COORDS[0]=clamp(PLAYER_COORDS[0]+MOVE_SPD,0.0,(double)MAP_WIDTH);
+		}
+		if (GetKey(olc::A).bHeld||GetKey(olc::LEFT).bHeld) {
+			PLAYER_COORDS[0]=clamp(PLAYER_COORDS[0]-MOVE_SPD,0.0,(double)MAP_WIDTH);
+		}
+		if (GetKey(olc::W).bHeld||GetKey(olc::UP).bHeld) {
+			PLAYER_COORDS[1]=clamp(PLAYER_COORDS[1]-MOVE_SPD,0.0,(double)MAP_HEIGHT);
+		}
+		if (GetKey(olc::S).bHeld||GetKey(olc::DOWN).bHeld) {
+			PLAYER_COORDS[1]=clamp(PLAYER_COORDS[1]+MOVE_SPD,0.0,(double)MAP_HEIGHT);
+		}
+
 		drawGame();
 		// called once per frame
 		return true;
@@ -115,6 +139,9 @@ public:
 		switch (GAME_STATE) {
 			case CUTSCENE_1:{
 				GAME_STATE=GAMEWORLD;
+				PLAYER_COORDS[0]=21;
+				PLAYER_COORDS[1]=17;
+				fadeIn();
 			}break;
 		}
 	}
@@ -180,6 +207,17 @@ public:
 				GradientFillRectDecal({0,HEIGHT/2},{WIDTH/2,HEIGHT/2},{20, 28, 22,ALPHA_SCREEN1},{20, 28, 22,ALPHA_SCREEN1},{20, 28, 22,ALPHA_SCREEN1},{20, 28, 22,ALPHA_SCREEN2});
 				GradientFillRectDecal({WIDTH/2,HEIGHT/2},{WIDTH/2,HEIGHT/2},{20, 28, 22,ALPHA_SCREEN2},{20, 28, 22,ALPHA_SCREEN1},{20, 28, 22,ALPHA_SCREEN1},{20, 28, 22,ALPHA_SCREEN1});
 			}break;
+			case GAMEWORLD:{
+				for (int y=-1;y<=HEIGHT/32;y++) {
+					for (int x=-1;x<=WIDTH/32;x++) {
+						float xOffset=PLAYER_COORDS[0]-(WIDTH/64);
+						float yOffset=PLAYER_COORDS[1]-(HEIGHT/64);
+						if (xOffset+x>=0&&xOffset+x<MAP_WIDTH&&yOffset+y>=0&&yOffset+y<MAP_HEIGHT) {
+							DrawPartialDecal({(x-(PLAYER_COORDS[0]-(int)PLAYER_COORDS[0]))*32,(y-(PLAYER_COORDS[1]-(int)PLAYER_COORDS[1]))*32},{32,32},TILES,{0,0},{32,32});
+						}
+					}
+				}
+			}break;
 		}
 		FillRectDecal({0,0},{WIDTH,HEIGHT},olc::Pixel(0,0,0,transparency));
 	}

assets/maps/map1

@@ -1,4 +1,4 @@
-103
+102
 39
 000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
 000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000