Explosion.

Faceball2030/main.cpp

@@ -100,6 +100,10 @@ bool Enemy::isBlinking() {
 	return blinking;
 }
 
+bool Enemy::isExploded() {
+	return exploded;
+}
+
 void FaceBall::InitializeEnemyData() {
 	enemyData[EnemyID::NONE] = { "VOID",undefined,BLACK };
 	enemyData[EXIT] = { "EXIT",undefined,GREEN };
@@ -128,6 +132,7 @@ void FaceBall::ConvertBulletColor(Mesh& bullet, Pixel col) {
 void FaceBall::LoadLevel(int level)
 {
 	this->level = level;
+	restingTriangleYDepth = 0.f;
 	exitWallsCleared = false;
 	std::vector<std::vector<Tile>>mapData = editor.LoadLevel(level);
 	MAP_SIZE = { (int)mapData[0].size(),(int)mapData.size() };
@@ -1577,6 +1582,42 @@ void FaceBall::RunEnemyAI(Enemy& e,float fElapsedTime,int myIndex) {
 				darkenAmt++;
 				e.decreaseColorFactor();
 			}
+			if (e.isExploded()) {
+				if (!e.flippedTriangles) {
+					e.flippedTriangles = true;
+					for (Triangle& t : tris) {
+						vec3d temp=t.p[1];
+						t.p[1] = t.p[2];
+						t.p[2] = t.p[1];
+					}
+				}
+				for (Triangle& t : tris) {
+					float dir = std::atan2f(t.p[0].z, t.p[0].x);
+					t.p[0].x += std::cosf(dir+ (rand() % 200 / 200.f)- 1) * (rand() % 100/100.f) * fElapsedTime*3;
+					t.p[0].z += std::sinf(dir + (rand() % 200 / 200.f) - 1) * (rand() % 100 / 100.f) * fElapsedTime * 3;
+					if (t.p[0].y > 0.041f) {
+						t.p[0].y = std::max(0.04f, t.p[0].y - 0.8f * fElapsedTime * 3);
+					}
+					dir = std::atan2f(t.p[1].z, t.p[1].x);
+					t.p[1].x += std::cosf(dir + (rand() % 200 / 200.f) - 1) * (rand() % 100 / 100.f) * fElapsedTime * 3;
+					t.p[1].z += std::sinf(dir + (rand() % 200 / 200.f) - 1) * (rand() % 100 / 100.f) * fElapsedTime * 3;
+					if (t.p[1].y > 0.041f) {
+						t.p[1].y = std::max(0.04f, t.p[1].y - 0.8f * fElapsedTime * 3);
+					}
+					dir = std::atan2f(t.p[2].z, t.p[2].x);
+					t.p[2].x += std::cosf(dir + (rand() % 200 / 200.f) - 1) * (rand() % 70 / 100.f) * fElapsedTime * 3;
+					t.p[2].z += std::sinf(dir + (rand() % 200 / 200.f) - 1) * (rand() % 70 / 100.f) * fElapsedTime * 3;
+					if (t.p[2].y > 0.041f) {
+						t.p[2].y = std::max(0.04f, t.p[2].y - 0.8f * fElapsedTime * 3);
+					}
+					if (darkenAmt > 0) {
+						t.col[0] -= {darkenAmt, darkenAmt, darkenAmt};
+						t.col[1] -= {darkenAmt, darkenAmt, darkenAmt};
+						t.col[2] -= {darkenAmt, darkenAmt, darkenAmt};
+					}
+				}
+			}
+			else {
 				for (Triangle& t : tris) {
 					if (t.p[0].y > 0.1) {
 						t.p[0].y = std::max(0.1f, t.p[0].y - 0.3f * fElapsedTime);
@@ -1608,10 +1649,32 @@ void FaceBall::RunEnemyAI(Enemy& e,float fElapsedTime,int myIndex) {
 						t.col[2] -= {darkenAmt, darkenAmt, darkenAmt};
 					}
 				}
+			}
+			if (e.isExploded()) { 
+				e.increaseDeathTimer(fElapsedTime*3);
+				e.increaseColorFactor(fElapsedTime*3);
+			}
+			else {
 				e.increaseDeathTimer(fElapsedTime);
 				e.increaseColorFactor(fElapsedTime);
 			}
 		}
+		else 
+		if (!e.finishedAnimation){
+			e.finishedAnimation = true;
+			if (e.isExploded()) {
+				for (Triangle& t : e.mesh.tris) {
+					t.p[0].y = 0.04f+ restingTriangleYDepth;
+					t.p[1].y = 0.04f + restingTriangleYDepth;
+					t.p[2].y = 0.04f + restingTriangleYDepth;
+					restingTriangleYDepth += 0.000001f;
+					if (restingTriangleYDepth > 0.01f) {
+						restingTriangleYDepth = 0.f;
+					}
+				}
+			}
+		}
+	}
 	else {
 		EnemyData dat = enemyData[e.GetID()];
 		e.ReloadBullet(fElapsedTime);

Faceball2030/main.h

@@ -193,6 +193,8 @@ struct Enemy : public Object {
 		float lastHitTime = 0;
 	public:
 		float turnAmt = 0;
+		bool flippedTriangles = false;
+		bool finishedAnimation = false;
 		Enemy(EnemyID id, vec3d pos, float rot, float radius);
 		EnemyID GetID();
 		//Can set the damage to 0 to cause just a visual hit.
@@ -213,6 +215,7 @@ struct Enemy : public Object {
 		bool isExplosive();
 		void setExploded(bool exploded);
 		bool isBlinking();
+		bool isExploded();
 };
 
 class FaceBall : public PixelGameEngine
@@ -316,6 +319,7 @@ class FaceBall : public PixelGameEngine
 	void RenderHud(float fElapsedTime);
 	void ConvertBulletColor(Mesh& bullet, Pixel col);
 	public:
+	float restingTriangleYDepth = 0.f;
 	std::vector<Bullet>bullets;
 	Mesh bullet;
 	float shotSpd = 4.0f;