sigonasr2/SigRenderer2
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Edge screen clipping.

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This commit is contained in:
Joshua Sigona 2021-11-03 09:26:32 +09:00
parent c016c613aa
commit 9e6537c8b2
2 changed files with 28 additions and 4 deletions
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30
src/sig/Panel.java
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@ -181,9 +181,33 @@ public class Panel extends JPanel implements Runnable {
});
for (Triangle t : accumulatedTris) {
DrawUtils.FillTriangle(p,(int)t.A.x,(int)t.A.y,(int)t.B.x,(int)t.B.y,(int)t.C.x,(int)t.C.y,t.getColor());
if (SigRenderer.WIREFRAME) {
DrawUtils.DrawTriangle(p,(int)t.A.x,(int)t.A.y,(int)t.B.x,(int)t.B.y,(int)t.C.x,(int)t.C.y,Color.BLACK);
Triangle[] clipped = new Triangle[]{new Triangle(),new Triangle()};
List<Triangle> triList = new ArrayList<>();
triList.add(t);
int newTriangles=1;
for (int pl=0;pl<4;pl++) {
int trisToAdd=0;
while (newTriangles>0) {
Triangle test = triList.remove(0);
newTriangles--;
switch (pl) {
case 0:{trisToAdd = Triangle.ClipAgainstPlane(new Vector(0,0,0),new Vector(0,1,0),test,clipped);}break;
case 1:{trisToAdd = Triangle.ClipAgainstPlane(new Vector(0,getHeight()-1f,0),new Vector(0,-1,0),test,clipped);}break;
case 2:{trisToAdd = Triangle.ClipAgainstPlane(new Vector(0,0,0),new Vector(1,0,0),test,clipped);}break;
case 3:{trisToAdd = Triangle.ClipAgainstPlane(new Vector(getWidth()-1f,0,0),new Vector(-1,0,0),test,clipped);}break;
}
for (int w=0;w<trisToAdd;w++) {
triList.add(clipped[w]);
}
}
newTriangles=triList.size();
}
for (Triangle tt : triList) {
DrawUtils.FillTriangle(p,(int)tt.A.x,(int)tt.A.y,(int)tt.B.x,(int)tt.B.y,(int)tt.C.x,(int)tt.C.y,tt.getColor());
if (SigRenderer.WIREFRAME) {
DrawUtils.DrawTriangle(p,(int)tt.A.x,(int)tt.A.y,(int)tt.B.x,(int)tt.B.y,(int)tt.C.x,(int)tt.C.y,Color.BLACK);
}
}
}
}

2
src/sig/SigRenderer.java
View File

@ -14,7 +14,7 @@ import java.awt.BorderLayout;
public class SigRenderer implements KeyListener,MouseListener,MouseMotionListener{
public static boolean WIREFRAME = false;
public static boolean WIREFRAME = true;
public static Mesh cube;
public static int SCREEN_WIDTH=1280;