Player animations and states implemented.

Crawler/Crawler.vcxproj

@@ -133,6 +133,7 @@
     <ClInclude Include="olcPixelGameEngine.h" />
     <ClInclude Include="olcUTIL_Animate2D.h" />
     <ClInclude Include="olcUTIL_Camera2D.h" />
+    <ClInclude Include="olcUTIL_Geometry2D.h" />
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="main.cpp" />

Crawler/Crawler.vcxproj.filters

@@ -27,6 +27,9 @@
     <ClInclude Include="olcPGEX_TransformedView.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="olcUTIL_Geometry2D.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="main.cpp">

Crawler/main.cpp

@@ -3,18 +3,51 @@
 #include "olcUTIL_Camera2D.h"
 #define OLC_PGEX_TRANSFORMEDVIEW
 #include "olcPGEX_TransformedView.h"
+#include "olcUTIL_Animate2D.h"
 
 using namespace olc;
 using namespace olc::utils;
 
 const vi2d WINDOW_SIZE={24*8,24*8};
 
+enum AnimationState{
+	WALK_S,WALK_E,WALK_N,WALK_W,
+	IDLE_S,IDLE_E,IDLE_N,IDLE_W
+};
+
 struct Player{
 	vf2d pos;
 	float moveSpd;
+	AnimationState animState=AnimationState::IDLE_S;
+	private:
+	Animate2D::Animation<AnimationState>animation;
+	Animate2D::AnimationState internal_animState;
+	Key lastReleasedMovementKey;
+	public:
 	Player(){};
 	Player(vf2d pos,float moveSpd):
-		pos(pos),moveSpd(moveSpd){};
+		pos(pos),moveSpd(moveSpd){
+	};
+	void Update(float fElapsedTime){
+		animation.UpdateState(internal_animState,fElapsedTime);
+	}
+	void AddAnimation(AnimationState state,Animate2D::FrameSequence frame){
+		animation.AddState(state,frame);
+	};
+	void UpdateAnimation(AnimationState animState){
+		animation.ChangeState(internal_animState,animState);
+	}
+
+	Animate2D::Frame GetFrame(){
+		return animation.GetFrame(internal_animState);
+	}
+
+	void SetLastReleasedMovementKey(Key k){
+		lastReleasedMovementKey=k;
+	}
+	Key GetLastReleasedMovementKey(){
+		return lastReleasedMovementKey;
+	}
 };
 
 class Crawler : public olc::PixelGameEngine
@@ -23,6 +56,7 @@ class Crawler : public olc::PixelGameEngine
 	Camera2D camera;
 	TileTransformedView view;
 	Player player=Player{{},100};
+	Renderable GFX_Pl_sheet;
 
 public:
 	Crawler()
@@ -33,35 +67,167 @@ public:
 public:
 	bool OnUserCreate() override
 	{
+		//Initialize Camera.
 		camera=Camera2D{WINDOW_SIZE};
 		camera.SetMode(olc::utils::Camera2D::Mode::LazyFollow);
 		camera.SetTarget(player.pos);
 		camera.SetWorldBoundary({0,0},WORLD_SIZE*24);
 		camera.EnableWorldBoundary(false);
+
+		//Graphics
+		GFX_Pl_sheet.Load("assets/nico-warrior.png");
+
+		//Animations
+		Animate2D::FrameSequence pl_walk_s{0.2};
+		pl_walk_s.AddFrame({&GFX_Pl_sheet,{vi2d{0,0}*24,{24,24}}});
+		pl_walk_s.AddFrame({&GFX_Pl_sheet,{vi2d{1,0}*24,{24,24}}});
+		pl_walk_s.AddFrame({&GFX_Pl_sheet,{vi2d{0,0}*24,{24,24}}});
+		pl_walk_s.AddFrame({&GFX_Pl_sheet,{vi2d{2,0}*24,{24,24}}});
+		Animate2D::FrameSequence pl_walk_e{0.2};
+		pl_walk_e.AddFrame({&GFX_Pl_sheet,{vi2d{0,3}*24,{24,24}}});
+		pl_walk_e.AddFrame({&GFX_Pl_sheet,{vi2d{1,3}*24,{24,24}}});
+		pl_walk_e.AddFrame({&GFX_Pl_sheet,{vi2d{0,3}*24,{24,24}}});
+		pl_walk_e.AddFrame({&GFX_Pl_sheet,{vi2d{2,3}*24,{24,24}}});
+		Animate2D::FrameSequence pl_walk_w{0.2};
+		pl_walk_w.AddFrame({&GFX_Pl_sheet,{vi2d{0,2}*24,{24,24}}});
+		pl_walk_w.AddFrame({&GFX_Pl_sheet,{vi2d{1,2}*24,{24,24}}});
+		pl_walk_w.AddFrame({&GFX_Pl_sheet,{vi2d{0,2}*24,{24,24}}});
+		pl_walk_w.AddFrame({&GFX_Pl_sheet,{vi2d{2,2}*24,{24,24}}});
+		Animate2D::FrameSequence pl_walk_n{0.2};
+		pl_walk_n.AddFrame({&GFX_Pl_sheet,{vi2d{0,1}*24,{24,24}}});
+		pl_walk_n.AddFrame({&GFX_Pl_sheet,{vi2d{1,1}*24,{24,24}}});
+		pl_walk_n.AddFrame({&GFX_Pl_sheet,{vi2d{0,1}*24,{24,24}}});
+		pl_walk_n.AddFrame({&GFX_Pl_sheet,{vi2d{2,1}*24,{24,24}}});
+		Animate2D::FrameSequence pl_idle_s;
+		pl_idle_s.AddFrame({&GFX_Pl_sheet,{vi2d{0,0}*24,{24,24}}});
+		Animate2D::FrameSequence pl_idle_e;
+		pl_idle_e.AddFrame({&GFX_Pl_sheet,{vi2d{0,3}*24,{24,24}}});
+		Animate2D::FrameSequence pl_idle_w;
+		pl_idle_w.AddFrame({&GFX_Pl_sheet,{vi2d{0,2}*24,{24,24}}});
+		Animate2D::FrameSequence pl_idle_n;
+		pl_idle_n.AddFrame({&GFX_Pl_sheet,{vi2d{0,1}*24,{24,24}}});
+
+
+		player.AddAnimation(WALK_N,pl_walk_n);
+		player.AddAnimation(WALK_E,pl_walk_e);
+		player.AddAnimation(WALK_S,pl_walk_s);
+		player.AddAnimation(WALK_W,pl_walk_w);
+		player.AddAnimation(IDLE_N,pl_idle_n);
+		player.AddAnimation(IDLE_E,pl_idle_e);
+		player.AddAnimation(IDLE_S,pl_idle_s);
+		player.AddAnimation(IDLE_W,pl_idle_w);
 		view=TileTransformedView{GetScreenSize(),{1,1}};
+
+		player.UpdateAnimation(IDLE_S);
+		
 		return true;
 	}
 
 	bool OnUserUpdate(float fElapsedTime) override
 	{
 		HandleUserInput(fElapsedTime);
+		player.Update(fElapsedTime);
 		UpdateCamera(fElapsedTime);
 		RenderWorld();
 		return true;
 	}
 
 	void HandleUserInput(float fElapsedTime){
+		bool setIdleAnimation=true;
 		if(GetKey(RIGHT).bHeld){
 			player.pos.x+=fElapsedTime*player.moveSpd;
+			player.UpdateAnimation(WALK_E);
+			setIdleAnimation=false;
 		}
 		if(GetKey(LEFT).bHeld){
 			player.pos.x-=fElapsedTime*player.moveSpd;
+			if(setIdleAnimation){
+				player.UpdateAnimation(WALK_W);
+			}
+			setIdleAnimation=false;
 		}
 		if(GetKey(UP).bHeld){
 			player.pos.y-=fElapsedTime*player.moveSpd;
+			if(setIdleAnimation){
+				player.UpdateAnimation(WALK_N);
+			}
+			setIdleAnimation=false;
 		}
 		if(GetKey(DOWN).bHeld){
 			player.pos.y+=fElapsedTime*player.moveSpd;
+			if(setIdleAnimation){
+				player.UpdateAnimation(WALK_S);
+			}
+			setIdleAnimation=false;
+		}
+
+		if(GetKey(UP).bReleased){
+			player.SetLastReleasedMovementKey(UP);
+			if(GetKey(RIGHT).bHeld){
+				player.UpdateAnimation(WALK_E);
+			} else
+			if(GetKey(DOWN).bHeld){
+				player.UpdateAnimation(WALK_S);
+			} else
+			if(GetKey(LEFT).bHeld){
+				player.UpdateAnimation(WALK_W);
+			}
+		}
+		if(GetKey(RIGHT).bReleased){
+			player.SetLastReleasedMovementKey(RIGHT);
+			if(GetKey(UP).bHeld){
+				player.UpdateAnimation(WALK_N);
+			} else
+			if(GetKey(DOWN).bHeld){
+				player.UpdateAnimation(WALK_S);
+			} else
+			if(GetKey(LEFT).bHeld){
+				player.UpdateAnimation(WALK_W);
+			}
+		}
+		if(GetKey(LEFT).bReleased){
+			player.SetLastReleasedMovementKey(LEFT);
+			if(GetKey(RIGHT).bHeld){
+				player.UpdateAnimation(WALK_E);
+			} else
+			if(GetKey(DOWN).bHeld){
+				player.UpdateAnimation(WALK_S);
+			} else
+			if(GetKey(UP).bHeld){
+				player.UpdateAnimation(WALK_N);
+			}
+		}
+		if(GetKey(DOWN).bReleased){
+			player.SetLastReleasedMovementKey(DOWN);
+			if(GetKey(RIGHT).bHeld){
+				player.UpdateAnimation(WALK_E);
+			} else
+			if(GetKey(UP).bHeld){
+				player.UpdateAnimation(WALK_N);
+			} else
+			if(GetKey(LEFT).bHeld){
+				player.UpdateAnimation(WALK_W);
+			}
+		}
+
+		if(setIdleAnimation){
+			switch(player.GetLastReleasedMovementKey()){
+				case UP:{
+					player.UpdateAnimation(IDLE_N);
+				}break;
+				case DOWN:{
+					player.UpdateAnimation(IDLE_S);
+				}break;
+				case LEFT:{
+					player.UpdateAnimation(IDLE_W);
+				}break;
+				case RIGHT:{
+					player.UpdateAnimation(IDLE_E);
+				}break;
+				default:{
+					player.UpdateAnimation(IDLE_S);
+				}
+			}
 		}
 	}
 
@@ -71,13 +237,13 @@ public:
 	}
 
 	void RenderWorld(){
-		Clear(BLACK);
+		Clear({100,180,100});
 		for (int x = view.GetTopLeftTile().x/24-1; x <= view.GetBottomRightTile().x/24; x++){
 			for (int y = view.GetTopLeftTile().y/24-1; y <= view.GetBottomRightTile().y/24; y++){
 				view.DrawRect(vi2d{x,y}*24,{24,24},VERY_DARK_GREY);
 			}
 		}
-		view.DrawCircle(player.pos,8);
+		view.DrawPartialDecal(player.pos-vi2d{12,12},player.GetFrame().GetSourceImage()->Decal(),player.GetFrame().GetSourceRect().pos,player.GetFrame().GetSourceRect().size);
 	}
 };
 

Crawler/olcUTIL_Animate2D.h

@@ -55,7 +55,7 @@ David Barr, aka javidx9, <20>OneLoneCoder 2019, 2020, 2021, 2022
 #pragma once
 
 #include "olcPixelGameEngine.h"
-#include "utilities/olcUTIL_Geometry2D.h"
+#include "olcUTIL_Geometry2D.h"
 
 namespace olc::utils::Animate2D
 {