public void Render(System.Windows.Media.DrawingContext drawingContext, Size renderSize, TileRenderContext ctx)
{
if (m_disposed)
return;
var renderWidth = (int)Math.Ceiling(renderSize.Width);
var renderHeight = (int)Math.Ceiling(renderSize.Height);
m_interopImageSource.Lock();
if (m_interopImageSource.PixelWidth != renderWidth || m_interopImageSource.PixelHeight != renderHeight)
{
InitTextureRenderSurface(renderWidth, renderHeight);
// force a full update if we re-allocate the render surface
ctx.TileDataInvalid = true;
ctx.TileRenderInvalid = true;
}
if (ctx.TileDataInvalid)
m_scene.SendMapData(this.RenderData, ctx.RenderGridSize.Width, ctx.RenderGridSize.Height);
if (ctx.TileRenderInvalid)
{
m_scene.Render((float)ctx.TileSize, ctx.RenderOffset);
m_device.ImmediateContext.Flush();
}
m_interopImageSource.InvalidateD3DImage();
m_interopImageSource.Unlock();
drawingContext.DrawImage(m_interopImageSource, new Rect(renderSize));
}
public void Render(DrawingContext dc, Size renderSize, TileRenderContext ctx)
{
dc.DrawRectangle(Brushes.Black, null, new Rect(0, 0, renderSize.Width, renderSize.Height));
dc.PushTransform(new TranslateTransform(ctx.RenderOffset.X, ctx.RenderOffset.Y));
dc.PushTransform(new ScaleTransform(ctx.TileSize, ctx.TileSize));
for (int y = 0; y < ctx.RenderGridSize.Height && y < m_renderData.Height; ++y)
{
for (int x = 0; x < ctx.RenderGridSize.Width && x < m_renderData.Width; ++x)
{
dc.PushTransform(new TranslateTransform(x, y));
RenderTile(dc, x, y);
dc.Pop();
}
}
dc.Pop();
dc.Pop();
}
protected abstract void OnRenderTiles(DrawingContext drawingContext, Size renderSize, TileRenderContext ctx);
protected override void OnRenderTiles(DrawingContext drawingContext, Size renderSize, TileRenderContext ctx)
{
if (ctx.TileDataInvalid)
{
var width = m_renderData.Width;
var height = m_renderData.Height;
var grid = m_renderData.Grid;
for (int y = 0; y < height; ++y)
{
for (int x = 0; x < width; ++x)
{
var ml = ScreenTileToMapLocation(new IntVector2(x, y));
UpdateTile(ref grid[y, x], ml);
}
}
}
m_renderer.Render(drawingContext, renderSize, ctx);
}
protected abstract void OnRenderTiles(DrawingContext drawingContext, Size renderSize, TileRenderContext ctx);
