private async Task OnCreateResourcesAsync(EngineCreateResourcesEventArgs e)
{
// Load all registered sprites
var coords = Entity.GetImplementation <ICoordinateSystem>();
await Task.WhenAll(Sprites.Select(sprite => sprite.LoadAsync(e.Sender, coords))).ConfigureAwait(false);
}
private async void Canvas_CreateResources(EngineCreateResourcesEventArgs e)
{
await Task.Delay(1000);
AddRoads(
Engine.Engine.Current.CurrentLevel.RootEntity,
Engine.Engine.Current.CurrentLevel.RootEntity.GetImplementation <ICoordinateSystem>());
}
private async Task OnCreateResourcesAsync(EngineCreateResourcesEventArgs e)
{
var grass = GrassSprite.Resolve(Entity);
var snow = SnowSprite.Resolve(Entity);
var rock = RockSprite.Resolve(Entity);
var heightMap = _terrain.HeightMap.Resolve(Entity);
if (!heightMap.IsPreScaled || !grass.IsPreScaled || !snow.IsPreScaled || !rock.IsPreScaled)
{
throw new ArgumentException("The heightmap, grass, snow and rock textures must be prescaled in order to be used for terrain rendering");
}
// Calculate average colors (these are used at small zoom levels)
_grassColor = GetAverageColor(e.Sender, grass.Image);
_snowColor = GetAverageColor(e.Sender, snow.Image);
_rockColor = GetAverageColor(e.Sender, rock.Image);
_normalHeightMap = await RenderNormalHeightMapAsync(e.Sender, heightMap.Image, _terrain.Height - _terrain.BaseHeight);
var wrap = CanvasEdgeBehavior.Wrap;
var grassTiled = new BorderEffect {
Source = grass.Image, ExtendX = wrap, ExtendY = wrap, CacheOutput = true
};
var snowTiled = new BorderEffect {
Source = snow.Image, ExtendX = wrap, ExtendY = wrap, CacheOutput = true
};
var rockTiled = new BorderEffect {
Source = rock.Image, ExtendX = wrap, ExtendY = wrap, CacheOutput = true
};
var shaderBytes = await Utilities.ReadBytesFromUriAsync(new Uri("ms-appx:///Shaders/TerrainShader.bin"));
_terrainMap = new PixelShaderEffect(shaderBytes)
{
Source1 = _normalHeightMap,
Source2 = grassTiled,
Source3 = snowTiled,
Source4 = rockTiled,
CacheOutput = true
};
}
private void OnCreateResources(EngineCreateResourcesEventArgs e)
{
_canvasControl = e.Sender;
}
private void OnCreateResources(EngineCreateResourcesEventArgs e)
{
_canvasControl = e.Sender;
_heightMap = HeightMap.Resolve(Entity);
}
