Add countdown timer.

src/AnimationState.h

@@ -48,5 +48,6 @@ namespace AnimationState{
 		CHECKPOINT_CYCLING,
 		CHECKPOINT_COLLECTED,
 		SIDE_VIEW,
+		COUNTDOWN,
 	};
 }

src/Hamster.cpp

@@ -669,6 +669,7 @@ const float Hamster::GetMaxSpeed()const{
 			}break;
 		}
 	}
+	if(!HamsterGame::Game().RaceCountdownCompleted())finalMaxSpd*=0.f;
 	return finalMaxSpd;
 }
 const float Hamster::GetFriction()const{

src/HamsterGame.cpp

@@ -140,6 +140,7 @@ void HamsterGame::LoadAnimations(){
 	LoadAnimation(AnimationState::DEFAULT,"checkpoint.png",{{}},0.f,Animate2D::Style::OneShot,{128,128});
 	LoadAnimation(AnimationState::CHECKPOINT_CYCLING,"checkpoint.png",{{},{128,0}},0.4f,Animate2D::Style::Repeat,{128,128});
 	LoadAnimation(AnimationState::CHECKPOINT_COLLECTED,"checkpoint.png",{{128,0}},0.f,Animate2D::Style::OneShot,{128,128});
+	LoadAnimation(AnimationState::COUNTDOWN,"countdown.png",{{0,0},{32,0},{64,0}},1.f,Animate2D::Style::OneShot,{32,32});
 }
 
 void HamsterGame::LoadLevel(const std::string&mapName){
@@ -198,9 +199,11 @@ void HamsterGame::LoadLevel(const std::string&mapName){
 
 	audio.Play(bgm.at(currentMap.value().GetData().GetBGM()),true);
 	Hamster::MoveHamstersToSpawn(currentMap.value().GetData().GetSpawnZone());
+	countdownTimer=3.f;
 }
 
 void HamsterGame::UpdateGame(const float fElapsedTime){
+	countdownTimer=std::max(0.f,countdownTimer-fElapsedTime);
 	vEye.z+=(Hamster::GetPlayer().GetZ()+zoom-vEye.z)*fLazyFollowRate*fElapsedTime;
 	speedometerDisplayAmt+=(Hamster::GetPlayer().GetSpeed()-speedometerDisplayAmt)*fLazyFollowRate*fElapsedTime;
 
@@ -308,6 +311,11 @@ void HamsterGame::DrawGame(){
 	DrawDecal({2.f,4.f},GetGFX("radar.png").Decal());
 	DrawRadar();
 	DrawStringDecal({0,8.f},std::to_string(GetFPS()));
+	if(countdownTimer>0.f){
+		Pixel timerColor{fmod(countdownTimer,1.f)<0.5f?GREEN:WHITE};
+		timerColor.a=util::lerp(0.f,1.f,fmod(countdownTimer,1.f))*255;
+		DrawPartialRotatedDecal(SCREEN_FRAME.middle(),GetGFX("countdown.png").Decal(),0.f,{16.f,16.f},{int(countdownTimer)*32.f,0.f},{32,32},{4.f,4.f},timerColor);
+	}
 }
 
 const Terrain::TerrainType HamsterGame::GetTerrainTypeAtPos(const vf2d pos)const{
@@ -665,6 +673,10 @@ const int HamsterGame::GetRaceTime(){
 	return net.GetCurrentRaceTime();
 }
 
+const bool HamsterGame::RaceCountdownCompleted(){
+	return countdownTimer==0.f;
+}
+
 int main()
 {
 	HamsterGame game("Project Hamster");

src/HamsterGame.h

@@ -102,6 +102,7 @@ public:
 	static void SavePB(const std::string&mapName,int ms);
 	static void LoadPBs();
 	const int GetRaceTime();
+	const bool RaceCountdownCompleted();
 private:
 	void UpdateGame(const float fElapsedTime);
 	void DrawGame();
@@ -141,6 +142,7 @@ private:
 	std::unordered_map<std::string,int>bgm;
 	GameMode mode{GameMode::SINGLE_RACE};
 	HamsterNet net;
+	float countdownTimer{};
 	#ifndef __EMSCRIPTEN__
 	#ifndef __DEBUG__
 	SplashScreen splash;

src/TODO.txt

@@ -167,6 +167,7 @@ Hamster Jet Landing Sound
 Powerup Collection Sound
 Hamster Wheel Boost Sound
 Checkpoint Collection Sound
+Countdown Sound Effect
 
 Hamster Jet Launch Command Sound
 Fail to Boost/Jet Launch command sound