GetViewRay() public method

public GetViewRay ( Vector2 screenPos, int ww, int wh ) : Microsoft.Xna.Framework.Ray
screenPos Vector2
ww int
wh int
return Microsoft.Xna.Framework.Ray
Example #1
0
 IEnumerable<Ray> GetRays(Vector2 center, Vector2 disp, Point count, FreeCamera camera, Viewport vp) {
     Vector2 start = center - new Vector2(count.X, count.Y) * 0.5f * disp;
     for(int y = 0; y < count.Y; y++) {
         for(int x = 0; x < count.X; x++) {
             yield return camera.GetViewRay(start + disp * new Vector2(y, x), vp.Width, vp.Height);
         }
     }
 }
Example #2
0
 IEnumerable<Ray> GetRays(Vector2 center, Vector2 disp, Point count, FreeCamera camera, Viewport vp)
 {
     Vector2 start = center - new Vector2(count.X, count.Y) * 0.5f * disp;
     for(int y = 0; y < count.Y; y++) {
         for(int x = 0; x < count.X; x++) {
             yield return camera.GetViewRay(start + disp * new Vector2(y, x), vp.Width, vp.Height);
         }
     }
 }
Example #3
0
 public override void OnMouseClick(VoxState s, FreeCamera camera, Vector2 mPos, MouseButton button, Viewport vp) {
     Ray r = camera.GetViewRay(mPos, vp.Width, vp.Height);
     if(button == MouseButton.Left) {
         VoxLocation? vl = VRayHelper.GetInner(r, s);
         if(vl.HasValue) {
             var loc = vl.Value;
             s.World.regions[loc.RegionIndex].RemoveVoxel(loc.VoxelLoc.X, loc.VoxelLoc.Y, loc.VoxelLoc.Z);
         }
     }
     else if(button == MouseButton.Right) {
         VoxLocation? vl = VRayHelper.GetOuter(r, s);
         if(vl.HasValue) {
             var loc = vl.Value;
             s.World.regions[loc.RegionIndex].AddVoxel(loc.VoxelLoc.X, loc.VoxelLoc.Y, loc.VoxelLoc.Z, CurVoxID);
         }
     }
 }
Example #4
0
 public override void OnMouseClick(VoxState s, FreeCamera camera, Vector2 mPos, MouseButton button, Viewport vp)
 {
     Ray r = camera.GetViewRay(mPos, vp.Width, vp.Height);
     if(button == MouseButton.Left) {
         VoxLocation? vl = VRayHelper.GetInner(r, s);
         if(vl.HasValue) {
             var loc = vl.Value;
             s.World.regions[loc.RegionIndex].RemoveVoxel(loc.VoxelLoc.X, loc.VoxelLoc.Y, loc.VoxelLoc.Z);
         }
     }
     else if(button == MouseButton.Right) {
         VoxLocation? vl = VRayHelper.GetOuter(r, s);
         if(vl.HasValue) {
             var loc = vl.Value;
             s.World.regions[loc.RegionIndex].AddVoxel(loc.VoxelLoc.X, loc.VoxelLoc.Y, loc.VoxelLoc.Z, CurVoxID);
         }
     }
 }
Example #5
0
 public override void OnMouseClick(VoxState s, FreeCamera camera, Vector2 mPos, MouseButton button, Viewport vp)
 {
     Ray r = camera.GetViewRay(mPos, vp.Width, vp.Height);
     if(button == MouseButton.Left) {
         VoxLocation? vl = VRayHelper.GetInner(r, s);
         if(vl.HasValue) {
             var loc = vl.Value;
             if(hasStart) {
                 Vector3I end = new Vector3I(
                     loc.RegionLoc.X * Region.WIDTH + loc.VoxelLoc.X,
                     loc.VoxelLoc.Y,
                     loc.RegionLoc.Y * Region.DEPTH + loc.VoxelLoc.Z
                     );
                 Vector3I min = new Vector3I(Math.Min(start.X, end.X), Math.Min(start.Y, end.Y), Math.Min(start.Z, end.Z));
                 Vector3I max = new Vector3I(Math.Max(start.X, end.X), Math.Max(start.Y, end.Y), Math.Max(start.Z, end.Z));
                 for(int ry = min.Y; ry <= max.Y; ry++) {
                     for(int rz = min.Z; rz <= max.Z; rz++) {
                         for(int rx = min.X; rx <= max.X; rx++) {
                             loc = new VoxLocation(new Vector3I(rx, ry, rz));
                             s.World.regions[loc.RegionIndex].RemoveVoxel(loc.VoxelLoc.X, loc.VoxelLoc.Y, loc.VoxelLoc.Z);
                         }
                     }
                 }
                 hasStart = false;
             }
             else {
                 start = new Vector3I(
                     loc.RegionLoc.X * Region.WIDTH + loc.VoxelLoc.X,
                     loc.VoxelLoc.Y,
                     loc.RegionLoc.Y * Region.DEPTH + loc.VoxelLoc.Z
                     );
                 hasStart = true;
             }
         }
     }
     else if(button == MouseButton.Right) {
         VoxLocation? vl = VRayHelper.GetOuter(r, s);
         if(vl.HasValue) {
             var loc = vl.Value;
             if(hasStart) {
                 Vector3I end = new Vector3I(
                     loc.RegionLoc.X * Region.WIDTH + loc.VoxelLoc.X,
                     loc.VoxelLoc.Y,
                     loc.RegionLoc.Y * Region.DEPTH + loc.VoxelLoc.Z
                     );
                 Vector3I min = new Vector3I(Math.Min(start.X, end.X), Math.Min(start.Y, end.Y), Math.Min(start.Z, end.Z));
                 Vector3I max = new Vector3I(Math.Max(start.X, end.X), Math.Max(start.Y, end.Y), Math.Max(start.Z, end.Z));
                 for(int ry = min.Y; ry <= max.Y; ry++) {
                     for(int rz = min.Z; rz <= max.Z; rz++) {
                         for(int rx = min.X; rx <= max.X; rx++) {
                             loc = new VoxLocation(new Vector3I(rx, ry, rz));
                             s.World.regions[loc.RegionIndex].AddVoxel(loc.VoxelLoc.X, loc.VoxelLoc.Y, loc.VoxelLoc.Z, CurVoxID);
                         }
                     }
                 }
                 hasStart = false;
             }
             else {
                 start = new Vector3I(
                     loc.RegionLoc.X * Region.WIDTH + loc.VoxelLoc.X,
                     loc.VoxelLoc.Y,
                     loc.RegionLoc.Y * Region.DEPTH + loc.VoxelLoc.Z
                     );
                 hasStart = true;
             }
         }
     }
 }
Example #6
0
 public override void OnMouseClick(VoxState s, FreeCamera camera, Vector2 mPos, MouseButton button, Viewport vp) {
     Ray r = camera.GetViewRay(mPos, vp.Width, vp.Height);
     if(button == MouseButton.Left) {
         VoxLocation? vl = VRayHelper.GetInner(r, s);
         if(vl.HasValue) {
             var loc = vl.Value;
             if(hasStart) {
                 Vector3I end = new Vector3I(
                     loc.RegionLoc.X * Region.WIDTH + loc.VoxelLoc.X,
                     loc.VoxelLoc.Y,
                     loc.RegionLoc.Y * Region.DEPTH + loc.VoxelLoc.Z
                     );
                 Vector3I min = new Vector3I(Math.Min(start.X, end.X), Math.Min(start.Y, end.Y), Math.Min(start.Z, end.Z));
                 Vector3I max = new Vector3I(Math.Max(start.X, end.X), Math.Max(start.Y, end.Y), Math.Max(start.Z, end.Z));
                 for(int ry = min.Y; ry <= max.Y; ry++) {
                     for(int rz = min.Z; rz <= max.Z; rz++) {
                         for(int rx = min.X; rx <= max.X; rx++) {
                             loc = new VoxLocation(new Vector3I(rx, ry, rz));
                             s.World.regions[loc.RegionIndex].RemoveVoxel(loc.VoxelLoc.X, loc.VoxelLoc.Y, loc.VoxelLoc.Z);
                         }
                     }
                 }
                 hasStart = false;
             }
             else {
                 start = new Vector3I(
                     loc.RegionLoc.X * Region.WIDTH + loc.VoxelLoc.X,
                     loc.VoxelLoc.Y,
                     loc.RegionLoc.Y * Region.DEPTH + loc.VoxelLoc.Z
                     );
                 hasStart = true;
             }
         }
     }
     else if(button == MouseButton.Right) {
         VoxLocation? vl = VRayHelper.GetOuter(r, s);
         if(vl.HasValue) {
             var loc = vl.Value;
             if(hasStart) {
                 Vector3I end = new Vector3I(
                     loc.RegionLoc.X * Region.WIDTH + loc.VoxelLoc.X,
                     loc.VoxelLoc.Y,
                     loc.RegionLoc.Y * Region.DEPTH + loc.VoxelLoc.Z
                     );
                 Vector3I min = new Vector3I(Math.Min(start.X, end.X), Math.Min(start.Y, end.Y), Math.Min(start.Z, end.Z));
                 Vector3I max = new Vector3I(Math.Max(start.X, end.X), Math.Max(start.Y, end.Y), Math.Max(start.Z, end.Z));
                 for(int ry = min.Y; ry <= max.Y; ry++) {
                     for(int rz = min.Z; rz <= max.Z; rz++) {
                         for(int rx = min.X; rx <= max.X; rx++) {
                             loc = new VoxLocation(new Vector3I(rx, ry, rz));
                             s.World.regions[loc.RegionIndex].AddVoxel(loc.VoxelLoc.X, loc.VoxelLoc.Y, loc.VoxelLoc.Z, CurVoxID);
                         }
                     }
                 }
                 hasStart = false;
             }
             else {
                 start = new Vector3I(
                     loc.RegionLoc.X * Region.WIDTH + loc.VoxelLoc.X,
                     loc.VoxelLoc.Y,
                     loc.RegionLoc.Y * Region.DEPTH + loc.VoxelLoc.Z
                     );
                 hasStart = true;
             }
         }
     }
 }