private void DrawFlat(GraphicsDevice graphicsDevice, SectorBounds bounds, ISector rootSector)
{
RenderTarget2D renderTarget = renderTargets[rootSector];
// Set the render target
graphicsDevice.SetRenderTarget(renderTarget);
graphicsDevice.DepthStencilState = new DepthStencilState()
{
DepthBufferEnable = true
};
graphicsDevice.Clear(Pallete.OCEAN_BLUE);
double relativeCameraZoom = camera.cameraZoom - Math.Log(ZCoords.GetSectorManager().GetTopmostOSMSectors().Count, 4) + (Game1.RECORDING ? 1 : 0);
int zoomLevel = Math.Min(Math.Max((int)(relativeCameraZoom - 3), 0), ZCoords.GetSectorManager().GetHighestOSMZoom());
List <ISector> containedSectors = rootSector.GetSectorsInRange(bounds.minX, bounds.maxX, bounds.minY, bounds.maxY, zoomLevel);
List <ISector> sorted = containedSectors.Where(x => x.GetRoot().Equals(rootSector)).ToList();
sorted.Sort((x, y) => x.Zoom.CompareTo(y.Zoom));
foreach (var sector in sorted)
{
IGraphicsBuffer buffer = loadedMaps[sector];
if (!(buffer is ImageTileBuffer))
{
continue;
}
Matrixd projection = Matrixd.CreateOrthographicOffCenter(bounds.minX * (1 << sector.Zoom) - sector.X, bounds.maxX * (1 << sector.Zoom) - sector.X, bounds.maxY * (1 << sector.Zoom) - sector.Y, bounds.minY * (1 << sector.Zoom) - sector.Y, -1, 0.01f); // TODO: why negative?
RenderContext context = new RenderContext(graphicsDevice, projection, bounds.minX * (1 << sector.Zoom) - sector.X, bounds.maxX * (1 << sector.Zoom) - sector.X, bounds.minY * (1 << sector.Zoom) - sector.Y, bounds.maxY * (1 << sector.Zoom) - sector.Y, camera.cameraZoom, RenderContext.LayerPass.MAIN_PASS);
buffer.Draw(context);
}
}
public Texture2D GetImage(GraphicsDevice graphicsDevice)
{
if (RENDER_BUFFER == null)
{
Vector2d topLeft = new Vector2d(0, 0);
Vector2d bottomRight = new Vector2d(1, 1);
Matrixd projection = Matrixd.CreateOrthographicOffCenter(0, 1, Math.Sqrt(0.5), 0, -2, 2); // TODO: why negative?
//projection = Matrixd.CreateOrthographicOffCenter(0.1, 0.105, 0.1 + Math.Sqrt(0.5) * 0.005, 0.1, -2, 2); // TODO: why negative?
Matrixd skew = Matrixd.CreateRotationX(Math.PI / 4);
context = new RenderContext(graphicsDevice, skew * projection, topLeft.X, bottomRight.X, topLeft.Y, bottomRight.Y, 0, RenderContext.LayerPass.MAIN_PASS);
context.highQuality = true;
context.deferred = false;
context.treeExtraPH = Math.Sqrt(0.5); // undo our stretching when measuring tree height (TODO: very hacky)
context.treeLayer = MakeDefaultRenderTarget(graphicsDevice);
context.grassLayer = MakeDefaultRenderTarget(graphicsDevice);
RENDER_BUFFER = MakeDefaultRenderTarget(graphicsDevice);
TREE_DENSITY_BUFFER = context.treeLayer;
GRASS_DENSITY_BUFFER = context.grassLayer;
}
InitDraw(context);
graphicsDevice.SetRenderTarget(TREE_DENSITY_BUFFER);
context.layerPass = RenderContext.LayerPass.TREE_DENSITY_PASS;
Draw(context);
graphicsDevice.SetRenderTarget(GRASS_DENSITY_BUFFER);
context.layerPass = RenderContext.LayerPass.GRASS_DENSITY_PASS;
Draw(context);
graphicsDevice.SetRenderTarget(RENDER_BUFFER);
context.layerPass = RenderContext.LayerPass.MAIN_PASS;
Draw(context);
return(DownScale(graphicsDevice, RENDER_BUFFER, 512));
}
internal static Matrixd GetWorldProjectiond(double distance, double aspectRatio)
{
switch (MODE)
{
case 0:
return(Matrixd.CreatePerspectiveFieldOfView(Math.PI / 2, aspectRatio, distance * 0.1f, distance * 100));
case 1:
distance *= M_1;
return(Matrixd.CreatePerspectiveFieldOfView(Math.PI / 4, aspectRatio, distance * 0.5f, distance * 2));
case 2:
distance *= M_2;
return(Matrixd.CreateOrthographicOffCenter(-0.2 * distance * aspectRatio, 0.2 * distance * aspectRatio, -0.2 * distance, 0.2 * distance, distance * 0.1, distance * 100));
case 3:
return(Matrixd.CreatePerspectiveFieldOfView(Math.PI * 80 / 180, aspectRatio, distance * 0.1f, distance * 100));
}
throw new NotImplementedException();
}
private void InitDraw(GraphicsDevice graphicsDevice, SectorBounds bounds, ISector rootSector)
{
double relativeCameraZoom = camera.cameraZoom - Math.Log(ZCoords.GetSectorManager().GetTopmostOSMSectors().Count, 4) + (Game1.RECORDING ? 1 : 0);
// autoload stuff
// TODO: move to update step?
int zoomLevel = Math.Min(Math.Max((int)(relativeCameraZoom - 3), 0), ZCoords.GetSectorManager().GetHighestOSMZoom());
List <ISector> containedSectors = rootSector.GetSectorsInRange(bounds.minX, bounds.maxX, bounds.minY, bounds.maxY, zoomLevel);
foreach (var pair in loadedMaps.Where(x => AllowUnload(x.Key, rootSector, containedSectors)).ToList())
{
loadedMaps[pair.Key].Dispose();
loadedMaps.Remove(pair.Key);
}
// end autoload stuff
if (toLoad != null || Constants.TO_LOAD != null)
{
if (Constants.TO_LOAD != null)
{
toLoad = ZCoords.GetSectorManager().FromString(Constants.TO_LOAD);
}
Stopwatch sw = new Stopwatch();
sw.Start();
foreach (var sector in toLoad.GetChildrenAtLevel(ZCoords.GetSectorManager().GetHighestOSMZoom()))
{
osmSectorLoader.GetGraphicsBuffer(graphicsDevice, sector).Dispose();
}
Console.WriteLine($"Total load time for {toLoad} is {sw.Elapsed.TotalHours} h");
toLoad = null;
if (Constants.TO_LOAD != null)
{
Constants.TERMINATE = true;
Constants.TO_LOAD = null;
}
}
bool loadCache = !(relativeCameraZoom - 4 > ZCoords.GetSectorManager().GetHighestOSMZoom());
foreach (var l in containedSectors)
{
if (loadCache)
{
if (!loadedMaps.ContainsKey(l))
{
loadedMaps[l] = osmSectorLoader.GetCacheBuffer(graphicsDevice, l);
}
}
else
{
if (!loadedMaps.ContainsKey(l) || loadedMaps[l] is ImageTileBuffer)
{
if (loadedMaps.ContainsKey(l))
{
loadedMaps[l].Dispose();
}
loadedMaps[l] = osmSectorLoader.GetGraphicsBuffer(graphicsDevice, l);
}
}
}
List <ISector> sorted = containedSectors.Where(x => x.GetRoot().Equals(rootSector)).ToList();
sorted.Sort((x, y) => x.Zoom.CompareTo(y.Zoom));
foreach (var sector in sorted)
{
IGraphicsBuffer buffer = loadedMaps[sector];
Matrixd projection = Matrixd.CreateOrthographicOffCenter(bounds.minX * (1 << sector.Zoom) - sector.X, bounds.maxX * (1 << sector.Zoom) - sector.X, bounds.maxY * (1 << sector.Zoom) - sector.Y, bounds.minY * (1 << sector.Zoom) - sector.Y, -1, 0.01f); // TODO: why negative?
RenderContext context = new RenderContext(graphicsDevice, projection, bounds.minX * (1 << sector.Zoom) - sector.X, bounds.maxX * (1 << sector.Zoom) - sector.X, bounds.minY * (1 << sector.Zoom) - sector.Y, bounds.maxY * (1 << sector.Zoom) - sector.Y, camera.cameraZoom, RenderContext.LayerPass.MAIN_PASS);
buffer.InitDraw(context);
}
}
