Hex texturing test

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

main.cpp

@@ -3,58 +3,51 @@
 
 using namespace olc;
 
-class Circles : public olc::PixelGameEngine
+class Hexes : public olc::PixelGameEngine
 {
 public:
-	Circles()
+	Hexes()
 	{
-		sAppName = "Circles";
+		sAppName = "Hexes";
 	}
 
 public:
-
-	int CIRCLE_PRECISION=32;
-
-	void DrawCircleDecal(vf2d pos,float radius,Pixel col=WHITE) {
-		std::vector<vf2d> poly;
-		std::vector<vf2d> uvs;
-		for (int i=0;i<CIRCLE_PRECISION;i++) {
-			poly.push_back({pos.x+sinf(2*M_PI/CIRCLE_PRECISION*i)*radius,pos.y+cosf(2*M_PI/CIRCLE_PRECISION*i)*radius});
-			uvs.push_back({0,0});
-		}
-		poly.push_back(poly[0]);
-		uvs.push_back({0,0});
-		SetDecalStructure(DecalStructure::LINE);
-		SetDecalMode(DecalMode::WIREFRAME);
-		DrawPolygonDecal(nullptr,poly,uvs,col);
-		SetDecalMode(DecalMode::NORMAL);
-		SetDecalStructure(DecalStructure::FAN);
-	}
-	void FillCircleDecal(vf2d pos,float radius,Pixel col=WHITE) {
-		std::vector<vf2d> poly;
-		std::vector<vf2d> uvs;
-		poly.push_back(pos);
-		uvs.push_back({0,0});
-		for (int i=0;i<CIRCLE_PRECISION;i++) {
-			poly.push_back({pos.x+sinf(2*M_PI/CIRCLE_PRECISION*i)*radius,pos.y+cosf(2*M_PI/CIRCLE_PRECISION*i)*radius});
-			uvs.push_back({0,0});
-		}
-		poly.push_back(poly[1]);
-		uvs.push_back({0,0});
-		DrawPolygonDecal(nullptr,poly,uvs,col);
-	}
+	Decal*hexImg;
+	vf2d offset={100,100};
 
 	bool OnUserCreate() override
 	{
 		// Called once at the start, so create things here
+		hexImg = new Decal(new Sprite("hexTex.png"));
 		return true;
 	}
 
 	bool OnUserUpdate(float fElapsedTime) override
 	{
+		if (GetKey(UP).bHeld) {
+			offset.y+=fElapsedTime*200;
+		}
+		if (GetKey(DOWN).bHeld) {
+			offset.y-=fElapsedTime*200;
+		}
+		if (GetKey(LEFT).bHeld) {
+			offset.x+=fElapsedTime*200;
+		}
+		if (GetKey(RIGHT).bHeld) {
+			offset.x-=fElapsedTime*200;
+		}
 		// called once per frame
-		DrawCircleDecal({50,50},10,BLUE);
-		FillCircleDecal({100,100},20,GREEN);
+		float scale=20;
+		for (int x=0;x<20;x++) {
+			for (int y=0;y<20;y++) {
+				vf2d offset2={(y&1?-0.45F*scale:0)+offset.x+x*0.9F*scale,y*scale*0.7F+offset.y};
+				DrawPolygonDecal(hexImg,{
+					{0+offset2.x,0.5F*scale+offset2.y},{-0.45F*scale+offset2.x,0.25F*scale+offset2.y},{0+offset2.x,0+offset2.y},{0.45F*scale+offset2.x,0.25F*scale+offset2.y},{0.45F*scale+offset2.x,0.75F*scale+offset2.y},{0+offset2.x,1*scale+offset2.y},{-0.45F*scale+offset2.x,0.75F*scale+offset2.y},{-0.45F*scale+offset2.x,0.25F*scale+offset2.y}
+				},{
+					{1,1},{0,1},{0,0},{0,1},{0,0},{0,1},{0,0},{0,1}
+				});
+			}
+		}
 		return true;
 	}
 };
@@ -62,7 +55,7 @@ public:
 
 int main()
 {
-	Circles demo;
+	Hexes demo;
 	if (demo.Construct(256, 240, 4, 4))
 		demo.Start();