/// <summary>
/// Re-calculates the scaling of the rendered screen to fill the window.
/// </summary>
private void RecalculateScaling()
{
double xRatio = (WindowWidth) / (double)RenderResolutionX;
double yRatio = (WindowHeight) / (double)RenderResolutionY;
double ratio;
int texturePositionX = 0;
int texturePositionY = 0;
int textureHeight = 0;
int textureWidth = 0;
if (xRatio > yRatio)
{
ratio = yRatio;
textureHeight = WindowHeight;
textureWidth = (int)(RenderResolutionX * ratio);
texturePositionX = (int)(WindowWidth - textureWidth) / 2;
}
else
{
ratio = xRatio;
textureWidth = WindowWidth;
textureHeight = (int)(RenderResolutionY * ratio);
texturePositionY = (int)(WindowHeight - textureHeight) / 2;
}
ScaleRatio = ratio;
SceneXPosition = texturePositionX;
SceneYPosition = texturePositionY;
if (renderTarget != null && !renderTarget.IsDisposed)
{
renderTarget.Dispose();
}
if (doubledRenderTarget != null && !doubledRenderTarget.IsDisposed)
{
doubledRenderTarget.Dispose();
}
renderTarget = new RenderTarget2D(GraphicsDevice, RenderResolutionX, RenderResolutionY, false, SurfaceFormat.Color,
DepthFormat.None, 0, RenderTargetUsage.PreserveContents);
RenderTargetStack.Initialize(renderTarget, GraphicsDevice);
if (ScaleRatio > 1.5)
{
// Enable sharper scaling method
doubledRenderTarget = new RenderTarget2D(GraphicsDevice,
RenderResolutionX * 2, RenderResolutionY * 2, false, SurfaceFormat.Color,
DepthFormat.None, 0, RenderTargetUsage.PreserveContents);
}
else
{
doubledRenderTarget = null;
}
}
public static void PopRenderTarget() => RenderTargetStack.PopRenderTarget();
public static void PushRenderTarget(RenderTarget2D renderTarget) => RenderTargetStack.PushRenderTarget(renderTarget);
