Animation system setup

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

SeasonsOfLoneliness.cpp

@@ -36,6 +36,18 @@ class Object{
 		std::string name;
 };
 
+class Animation{
+	public:
+		olc::Decal*spr;
+		std::vector<olc::vi2d> frames;
+		int frame=0;
+		bool flipped=false;
+
+		olc::vi2d getCurrentFrame() {
+			return frames[frame];
+		}
+};
+
 class SeasonsOfLoneliness : public olc::PixelGameEngine
 {
 public:
@@ -78,8 +90,22 @@ public:
 	int oxygenQualityLevel=34;
 	int plantState=0b10010110101000101010100110101010;
 	olc::SplashScreen splash;
-
-	olc::Decal*DOME_DECAL,*FOOD_METER_DECAL,*OXYGEN_METER_DECAL,*PLANT_DECAL;
+	Animation current_playerAnim;
+	Animation playerAnim;
+	Animation playerAnimRight;
+	Animation playerAnimLeft;
+	Animation playerAnimDown;
+	Animation playerAnimWalkUp;
+	Animation playerAnimWalkDown;
+	Animation playerAnimWalkRight;
+	Animation playerAnimWalkLeft;
+	Animation playerAnimPlantUp;
+	Animation playerAnimPlantDown;
+	Animation playerAnimPlantRight;
+	Animation playerAnimPlantLeft;
+
+	olc::Decal*DOME_DECAL,*FOOD_METER_DECAL,*OXYGEN_METER_DECAL,*PLANT_DECAL,
+	*PLAYER_DECAL;
 	std::map<std::string,olc::Decal*> BASE_OBJECTS;
 
 	bool OnUserCreate() override
@@ -93,6 +119,46 @@ public:
 		FOOD_METER_DECAL=new olc::Decal(new olc::Sprite("assets/corn.png"));
 		OXYGEN_METER_DECAL=new olc::Decal(new olc::Sprite("assets/co2.png"));
 		PLANT_DECAL=new olc::Decal(new olc::Sprite("assets/plant.png"));
+		PLAYER_DECAL=new olc::Decal(new olc::Sprite("assets/player.png"));
+
+		current_playerAnim.spr=PLAYER_DECAL;
+		playerAnim.spr=PLAYER_DECAL;
+		playerAnimRight.spr=PLAYER_DECAL;
+		playerAnimLeft.spr=PLAYER_DECAL;
+		playerAnimLeft.flipped=true;
+		playerAnimDown.spr=PLAYER_DECAL;
+		playerAnimWalkUp.spr=PLAYER_DECAL;
+		playerAnimWalkDown.spr=PLAYER_DECAL;
+		playerAnimWalkRight.spr=PLAYER_DECAL;
+		playerAnimWalkLeft.spr=PLAYER_DECAL;
+		playerAnimWalkLeft.flipped=true;
+		playerAnimPlantUp.spr=PLAYER_DECAL;
+		playerAnimPlantDown.spr=PLAYER_DECAL;
+		playerAnimPlantRight.spr=PLAYER_DECAL;
+		playerAnimPlantLeft.spr=PLAYER_DECAL;
+		playerAnimPlantLeft.flipped=true;
+		playerAnim.frames.push_back({64,0});
+		playerAnimRight.frames.push_back({32,0});
+		playerAnimLeft.frames.push_back({32,0});
+		playerAnimDown.frames.push_back({0,0});
+		playerAnimWalkUp.frames.push_back({0,96});
+		playerAnimWalkUp.frames.push_back({32,96});
+		playerAnimWalkUp.frames.push_back({64,96});
+		playerAnimWalkRight.frames.push_back({0,64});
+		playerAnimWalkLeft.frames.push_back({0,64});
+		playerAnimWalkRight.frames.push_back({32,64});
+		playerAnimWalkLeft.frames.push_back({32,64});
+		playerAnimWalkRight.frames.push_back({64,64});
+		playerAnimWalkLeft.frames.push_back({64,64});
+		playerAnimWalkDown.frames.push_back({0,32});
+		playerAnimWalkDown.frames.push_back({32,32});
+		playerAnimWalkDown.frames.push_back({64,32});
+		playerAnimPlantUp.frames.push_back({64,128});
+		playerAnimPlantRight.frames.push_back({32,128});
+		playerAnimPlantLeft.frames.push_back({32,128});
+		playerAnimPlantDown.frames.push_back({0,128});
+		current_playerAnim=playerAnimWalkDown;
+
 		BASE_OBJECTS["DOME"]=DOME_DECAL;
 		BASE_OBJECTS["PLANT"]=PLANT_DECAL;
 		BASE_OBJECTS["EXIT"]=NULL;
@@ -101,6 +167,10 @@ public:
 	}
 
 	void GetAnyKeyPress() override { 
+		if (!GetKey(olc::W).bPressed&&!GetKey(olc::A).bPressed&&!GetKey(olc::S).bPressed&&!GetKey(olc::D).bPressed&&
+		!GetKey(olc::UP).bPressed&&!GetKey(olc::RIGHT).bPressed&&!GetKey(olc::DOWN).bPressed&&!GetKey(olc::LEFT).bPressed) {
+			ActionButtonPress();
+		} 
 		if (messageBoxVisible) {
 			if (messageBoxCursor!=messageBoxRefText.length()) {
 				while (messageBoxCursor<messageBoxRefText.length()) {
@@ -119,6 +189,17 @@ public:
 		}
 	}
 
+	void ActionButtonPress() {
+		switch (GAME_STATE) {
+			case GAMEWORLD:{
+				if (PLAYER_COORDS[0]>=8&&PLAYER_COORDS[0]<12&&
+				PLAYER_COORDS[1]>=2&&PLAYER_COORDS[1]<6) {
+					cout<<"You are standing over plant "<<getPlantId((int)PLAYER_COORDS[0],(int)PLAYER_COORDS[1])<<" in state "<<getPlantStatus((int)PLAYER_COORDS[0],(int)PLAYER_COORDS[1]);
+				}
+			}break;
+		}
+	}
+
 	bool OnUserUpdate(float fElapsedTime) override
 	{
 		elapsedTime+=fElapsedTime;
@@ -129,6 +210,35 @@ public:
 		if (GetKey(olc::F1).bPressed) {
 			ConsoleShow(olc::F1,false);
 		}
+		if (GetKey(olc::D).bPressed||GetKey(olc::RIGHT).bPressed) {
+			changeAnimation(playerAnimWalkRight);
+		}
+		if (GetKey(olc::A).bPressed||GetKey(olc::LEFT).bPressed) {
+			changeAnimation(playerAnimWalkLeft);
+		}
+		if (GetKey(olc::W).bPressed||GetKey(olc::UP).bPressed) {
+			changeAnimation(playerAnimWalkUp);
+		}
+		if (GetKey(olc::S).bPressed||GetKey(olc::DOWN).bPressed) {
+			changeAnimation(playerAnimWalkDown);
+		}
+		if (!GetKey(olc::D).bHeld&&!GetKey(olc::RIGHT).bHeld&&
+			!GetKey(olc::A).bHeld&&!GetKey(olc::LEFT).bHeld&&
+			!GetKey(olc::S).bHeld&&!GetKey(olc::UP).bHeld&&
+			!GetKey(olc::W).bHeld&&!GetKey(olc::DOWN).bHeld) {
+			if (GetKey(olc::D).bReleased||GetKey(olc::RIGHT).bReleased) {
+				changeAnimation(playerAnimRight);
+			}
+			if (GetKey(olc::A).bReleased||GetKey(olc::LEFT).bReleased) {
+				changeAnimation(playerAnimLeft);
+			}
+			if (GetKey(olc::W).bReleased||GetKey(olc::UP).bReleased) {
+				changeAnimation(playerAnim);
+			}
+			if (GetKey(olc::S).bReleased||GetKey(olc::DOWN).bReleased) {
+				changeAnimation(playerAnimDown);
+			}
+		}
 
 		drawGame();
 		// called once per frame
@@ -201,27 +311,45 @@ public:
 				}
 			}
 		}
+		current_playerAnim.frame=(current_playerAnim.frame+1>=current_playerAnim.frames.size())?0:current_playerAnim.frame+1;
 		
 		if (CURRENT_CUTSCENE==NONE&&!messageBoxVisible) {
+			bool changed=false;
 			if (GetKey(olc::D).bHeld||GetKey(olc::RIGHT).bHeld) {
 				PLAYER_COORDS[0]=clamp(PLAYER_COORDS[0]+MOVE_SPD,0.1,(double)MAP_WIDTH);
 				ConsoleClear();
 				cout<<"("<<PLAYER_COORDS[0]<<","<<PLAYER_COORDS[1]<<+")";
+				if (!changed&&&current_playerAnim!=&playerAnimWalkRight) {
+					changeAnimation(playerAnimWalkRight);
+					changed=true;
+				}
 			}
 			if (GetKey(olc::A).bHeld||GetKey(olc::LEFT).bHeld) {
 				PLAYER_COORDS[0]=clamp(PLAYER_COORDS[0]-MOVE_SPD,0.1,(double)MAP_WIDTH);
 				ConsoleClear();
 				cout<<"("<<PLAYER_COORDS[0]<<","<<PLAYER_COORDS[1]<<+")";
+				if (!changed&&&current_playerAnim!=&playerAnimWalkLeft) {
+					changeAnimation(playerAnimWalkLeft);
+					changed=true;
+				}
 			}
 			if (GetKey(olc::W).bHeld||GetKey(olc::UP).bHeld) {
 				PLAYER_COORDS[1]=clamp(PLAYER_COORDS[1]-MOVE_SPD,0.1,(double)MAP_HEIGHT);
 				ConsoleClear();
 				cout<<"("<<PLAYER_COORDS[0]<<","<<PLAYER_COORDS[1]<<+")";
+				if (!changed&&&current_playerAnim!=&playerAnimWalkUp) {
+					changeAnimation(playerAnimWalkUp);
+					changed=true;
+				}
 			}
 			if (GetKey(olc::S).bHeld||GetKey(olc::DOWN).bHeld) {
 				PLAYER_COORDS[1]=clamp(PLAYER_COORDS[1]+MOVE_SPD,0.1,(double)MAP_HEIGHT);
 				ConsoleClear();
 				cout<<"("<<PLAYER_COORDS[0]<<","<<PLAYER_COORDS[1]<<+")";
+				if (!changed&&&current_playerAnim!=&playerAnimWalkDown) {
+					changeAnimation(playerAnimWalkDown);
+					changed=true;
+				}
 			}
 		}
 
@@ -394,7 +522,8 @@ public:
 			}
 		}
 		FillRectDecal({0,0},{WIDTH,HEIGHT},olc::Pixel(0,0,0,transparency));
-		FillRectDecal({WIDTH/2-2,HEIGHT/2-2},{4,4},olc::WHITE);
+		//FillRectDecal({WIDTH/2-2,HEIGHT/2-2},{4,4},olc::WHITE);
+		DrawPartialDecal({WIDTH/2-16+(current_playerAnim.flipped?32:0),HEIGHT/2-16},current_playerAnim.spr,current_playerAnim.getCurrentFrame(),{32,32},{current_playerAnim.flipped?-1:1,1});
 	}
 
 	void DrawGameWorld() {
@@ -419,7 +548,7 @@ public:
 		for (auto&obj:OBJECTS) {
 			if (obj.spr!=NULL) {
 				if (obj.name.compare("PLANT")==0) {
-					DrawPartialDecal({(obj.x-PLAYER_COORDS[0])*32+WIDTH/2,(obj.y-PLAYER_COORDS[1])*32+HEIGHT/2},{32,32},obj.spr,{getPlantStatus(obj)*32,0},{32,32});
+					DrawPartialDecal({(obj.x-PLAYER_COORDS[0])*32+WIDTH/2,(obj.y-PLAYER_COORDS[1])*32+HEIGHT/2},{32,32},obj.spr,{getPlantStatus(obj.x,obj.y)*32,0},{32,32});
 				} else {
 					DrawDecal({(obj.x-PLAYER_COORDS[0])*32+WIDTH/2,(obj.y-PLAYER_COORDS[1])*32+HEIGHT/2},obj.spr);
 				}
@@ -430,12 +559,12 @@ public:
 		}
 	}
 
-	int getPlantId(Object obj) {
-		return ((int)obj.x-8)%4+((int)obj.y-2)*4;
+	int getPlantId(int x, int y) {
+		return ((int)x-8)%4+((int)y-2)*4;
 	}
 
-	int getPlantStatus(Object obj) {
-		return plantState>>getPlantId(obj)*2&0b11;
+	int getPlantStatus(int x,int y) {
+		return plantState>>getPlantId(x,y)*2&0b11;
 	}
 
 	void DrawDialogBox(const olc::vi2d &pos, const olc::vi2d &size, olc::Pixel p = olc::WHITE, olc::Pixel p2 = olc::DARK_GREY, olc::Pixel p3 = olc::VERY_DARK_GREY) {
@@ -531,6 +660,11 @@ public:
 			printf("\n");
 		}
 	}
+
+	void changeAnimation(Animation anim) {
+		current_playerAnim=anim;
+		current_playerAnim.frame=0;
+	}
 };
 
 

pixelGameEngine.h

@@ -3442,6 +3442,7 @@ namespace olc
 		// Compare hardware input states from previous frame
 		auto ScanHardware = [&](HWButton* pKeys, bool* pStateOld, bool* pStateNew, uint32_t nKeyCount)
 		{
+			bool pressed=false;
 			for (uint32_t i = 0; i < nKeyCount; i++)
 			{
 				pKeys[i].bPressed = false;
@@ -3450,7 +3451,7 @@ namespace olc
 				{
 					if (pStateNew[i])
 					{
-						GetAnyKeyPress();
+						pressed=true;
 						pKeys[i].bPressed = !pKeys[i].bHeld;
 						pKeys[i].bHeld = true;
 					}
@@ -3463,6 +3464,7 @@ namespace olc
 				}
 				pStateOld[i] = pStateNew[i];
 			}
+			if (pressed) {GetAnyKeyPress();}
 		};
 
 		ScanHardware(pKeyboardState, pKeyOldState, pKeyNewState, 256);