private void UpdateCameraThreeDee()
{
if (mCamera == null)
{
return;
}
// TODO: The elevation isn't rending quite right yet...
short x = (short)(Math.Sin(-mSubject.Direction * Math.PI / 2048) * mSubject.Distance);
short y = (short)(Math.Cos(-mSubject.Direction * Math.PI / 2048) * mSubject.Distance);
mCamera.Position = ThreeDeeViewer.Short3CoordToPoint(new Short3Coord(x, y, mSubject.Elevation));
mCamera.LookAt(new GLTK.Point(0, 0, 0), new GLTK.Vector(0, 0, 1));
mMainForm.CameraRenderingSurface.Invalidate();
}
private void InitialiseThreeDeeView()
{
if (mSubject == null)
{
return;
}
int SCALE = 256;
int GRIDSIZE = 9; // Should be an odd number so the centre is the middle of a tile.
mRenderer = new ImmediateModeRenderer();
mRenderer.Attach(mMainForm.CameraRenderingSurface);
mScene = new Scene();
mCamera = new Camera(80, 0.1, 1e10);
mView = new GLTK.View(mScene, mCamera, mRenderer);
mScene.Clear();
if (mMainForm.CurrentLevel != null)
{
// Create a surface and fill it with a 10 x 10 grid of squares
MMEdEntity lSurface = new MMEdEntity(mSubject);
for (int x = 0; x < GRIDSIZE; x++)
{
for (int y = 0; y < GRIDSIZE; y++)
{
Mesh lSquare = new OwnedMesh(mSubject, PolygonMode.Quads);
lSquare.AddFace(
new Vertex(new GLTK.Point(x, y, 0), 0, 0),
new Vertex(new GLTK.Point(x + 1, y, 0), 1, 0),
new Vertex(new GLTK.Point(x + 1, y + 1, 0), 1, 1),
new Vertex(new GLTK.Point(x, y + 1, 0), 0, 1));
lSquare.RenderMode = RenderMode.Wireframe;
lSurface.Meshes.Add(lSquare);
}
}
// Add it to the scene at the origin
lSurface.Scale(SCALE, SCALE, 1.0);
short lOffset = (short)(-SCALE * GRIDSIZE / 2);
GLTK.Point lNewPos = ThreeDeeViewer.Short3CoordToPoint(new Short3Coord(lOffset, lOffset, 0));
lSurface.Position = new GLTK.Point(lNewPos.x, lNewPos.y, -lNewPos.z);
mScene.AddRange(new MMEdEntity[] { lSurface });
// Use a random object from the level for now.
Level lLevel = mMainForm.CurrentLevel;
TMDChunk lObject = lLevel.GetObjtById(1);
mScene.AddRange(lObject.GetEntities(
mMainForm.CurrentLevel,
MMEd.Viewers.ThreeDee.eTextureMode.NormalTextures,
eTexMetaDataEntries.Steering));
string lExceptionWhen = "opening file";
try
{
ThreeDeeViewer.SceneHolder sh;
string lFilename = string.Format("{0}{1}..{1}camera-editor-scene.xml",
Path.GetDirectoryName(
new Uri(System.Reflection.Assembly.GetExecutingAssembly().CodeBase).LocalPath),
Path.DirectorySeparatorChar);
using (FileStream fs = File.OpenRead(lFilename))
{
lExceptionWhen = "deserialising the scene";
XmlSerializer xs = new XmlSerializer(typeof(ThreeDeeViewer.SceneHolder));
sh = (ThreeDeeViewer.SceneHolder)xs.Deserialize(fs);
}
lExceptionWhen = "fixing texture ids";
Dictionary <int, int> lSavedTexIdsToLiveTexIds = new Dictionary <int, int>();
foreach (ThreeDeeViewer.TextureHolder th in sh.Textures)
{
if (th.Bitmap != null)
{
lSavedTexIdsToLiveTexIds[th.ID] = AbstractRenderer.ImageToTextureId(th.Bitmap);
}
else
{
lSavedTexIdsToLiveTexIds[th.ID] = 0;
}
}
foreach (Entity ent in sh.Entities)
{
foreach (Mesh m in ent.Meshes)
{
if (m.RenderMode == RenderMode.Textured)
{
m.Texture = lSavedTexIdsToLiveTexIds[m.Texture];
}
}
}
mScene.Objects.Clear();
mScene.AddRange(sh.Entities);
}
catch (Exception err)
{
System.Diagnostics.Trace.WriteLine(err);
MessageBox.Show(string.Format("Exception occurred while {0}: {1}", lExceptionWhen, err.Message), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
UpdateCameraThreeDee();
}
else
{
System.Windows.Forms.MessageBox.Show("3D view is only available when editing a level");
mMainForm.CameraRenderingSurface.Visible = false;
}
}
