sigonasr2/SigRenderer2
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rasterizer hack.

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Co-authored-by: sigonasr2 <sigonasr2@gmail.com>
This commit is contained in:
sigonasr2, Sig, Sigo 2021-11-02 15:05:25 +00:00
parent cd6dd3217a
commit baec7c6f38
1 changed files with 24 additions and 7 deletions
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31
src/sig/Panel.java
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@ -9,6 +9,10 @@ import java.awt.Color;
import java.awt.Image;
import java.awt.image.MemoryImageSource;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.awt.image.ColorModel;
import java.awt.GraphicsEnvironment;
import java.awt.GraphicsConfiguration;
@ -25,6 +29,7 @@ public class Panel extends JPanel implements Runnable {
private ColorModel cm;
private Thread thread;
float fTheta=0f;
List<Triangle> accumulatedTris = new ArrayList<Triangle>();
public Panel() {
super(true);
@ -82,6 +87,8 @@ public class Panel extends JPanel implements Runnable {
}
}
accumulatedTris.clear();
Matrix matRotZ = new Matrix(new float[][]{
{(float)Math.cos(fTheta),(float)Math.sin(fTheta),0,0,},
{(float)-Math.sin(fTheta),(float)Math.cos(fTheta),0,0,},
@ -155,18 +162,28 @@ public class Panel extends JPanel implements Runnable {
triProjected.C.x*=0.5f*SigRenderer.SCREEN_WIDTH;
triProjected.C.y*=0.5f*SigRenderer.SCREEN_HEIGHT;
DrawUtils.FillTriangle(p,(int)triProjected.A.x,(int)triProjected.A.y,(int)triProjected.B.x,(int)triProjected.B.y,(int)triProjected.C.x,(int)triProjected.C.y,triProjected.getColor());
if (SigRenderer.WIREFRAME) {
DrawUtils.DrawTriangle(p,(int)triProjected.A.x,(int)triProjected.A.y,(int)triProjected.B.x,(int)triProjected.B.y,(int)triProjected.C.x,(int)triProjected.C.y,Color.BLACK);
}
accumulatedTris.add(triProjected);
}
}
Collections.sort(accumulatedTris, new Comparator<Triangle>() {
@Override
public int compare(Triangle t1, Triangle t2) {
float z1=(t1.A.z+t1.B.z+t1.C.z)/3f;
float z2=(t2.A.z+t2.B.z+t2.C.z)/3f;
return (int)(z1-z2);
}
});
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);
}
}
i += 1;
j += 1;
endTime=System.nanoTime();
SigRenderer.DRAWLOOPTIME=(endTime-startTime)/1000000f;
}
private int i=1,j=256;
public void repaint() {
super.repaint();