Fix click detection.

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

src/sig/SigRenderer.java

@@ -406,7 +406,7 @@ public class SigRenderer implements WindowFocusListener,KeyListener,MouseListene
         for (int x=0;x<64;x++) {
             for (int z=0;z<64;z++) {
                 addBlock(new Vector(x,0,z),Cube.class,BlockType.SOIL_WET,FacingDirection.SOUTH);
-                addBlock(new Vector(x,1,z),Plant.class,BlockType.valueOf("WHEAT_"+(r.nextInt(7))),FacingDirection.SOUTH);
+                //addBlock(new Vector(x,1,z),Plant.class,BlockType.valueOf("WHEAT_"+(r.nextInt(7))),FacingDirection.SOUTH);
                 //addBlock(new Vector(x,1,z),Staircase.class,BlockType.JUNGLE_PLANK,FacingDirection.SOUTH);
                 //addBlock(new Vector(x,2,z),Staircase.class,BlockType.SPRUCE_PLANK,FacingDirection.SOUTH);
                 /*for (int y=1;y<r.nextInt(5);y++) {

src/sig/utils/DrawUtils.java

@@ -145,7 +145,8 @@ public class DrawUtils {
                     if (SigRenderer.temp_request!=null) {
                         if (CheckAllTexels(tex_w,SigRenderer.depthBuffer_noTransparency,j,i,texelSize)) {
                             setArrayTexels(SigRenderer.depthBuffer_noTransparency,j,i,tex_w,texelSize);
-                            if (j==SigRenderer.temp_request.getX()&&i==SigRenderer.temp_request.getY()) {
+                            if (Math.abs(j-SigRenderer.temp_request.getX())<=texelSize/2+1&&
+                            Math.abs(i-SigRenderer.temp_request.getY())<=texelSize/2+1) {
                                 SigRenderer.tempAnswer=new MouseHandler(SigRenderer.temp_request,ref);
                             }
                         }
@@ -224,7 +225,8 @@ public class DrawUtils {
                     if (SigRenderer.temp_request!=null) {
                         if (CheckAllTexels(tex_w,SigRenderer.depthBuffer_noTransparency,j,i,texelSize)) {
                             setArrayTexels(SigRenderer.depthBuffer_noTransparency,j,i,tex_w,texelSize);
-                            if (j==SigRenderer.temp_request.getX()&&i==SigRenderer.temp_request.getY()) {
+                            if (Math.abs(j-SigRenderer.temp_request.getX())<=texelSize/2+1&&
+                            Math.abs(i-SigRenderer.temp_request.getY())<=texelSize/2+1) {
                                 SigRenderer.tempAnswer=new MouseHandler(SigRenderer.temp_request,ref);
                             }
                         }