sigonasr2/HexTest
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Hex texturing test

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Co-authored-by: sigonasr2 <sigonasr2@gmail.com>
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sigonasr2 2022-10-15 21:22:20 -05:00
parent efaceb4fa4
commit cfc22af487
3 changed files with 30 additions and 37 deletions
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main.cpp
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@ -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();