/// <summary>
/// Renders the source from parameter to the current device's render target.
/// It just copies one RT into another (but by a rendering pass - so it's probably redundant).
/// </summary>
/// <param name="source"></param>
internal static void Blit(Texture source, bool scaleToTarget, MyEffectScreenshot.ScreenshotTechniqueEnum technique = MyEffectScreenshot.ScreenshotTechniqueEnum.Default)
{
var screenEffect = m_effects[(int)MyEffects.Screenshot] as MyEffectScreenshot;
screenEffect.SetSourceTexture(source);
//For case that source is bigger then camera viewport (back camera etc.)
Vector2 scale = Vector2.One;
if (scaleToTarget)
{
scale = GetScaleForViewport(source);
}
screenEffect.SetScale(scale);
screenEffect.SetTechnique(technique);
BlendState bs = BlendState.Current;
if (technique == MyEffectScreenshot.ScreenshotTechniqueEnum.DepthToAlpha)
{
MyStateObjects.AlphaChannels_BlendState.Apply();
}
GetFullscreenQuad().Draw(screenEffect);
if (technique == MyEffectScreenshot.ScreenshotTechniqueEnum.DepthToAlpha)
{
bs.Apply();
}
}
internal static void TakeScreenshot(string name, BaseTexture target, MyEffectScreenshot.ScreenshotTechniqueEnum technique)
{
if (ScreenshotOnlyFinal && name != "FinalScreen" && name != "test")
return;
// Screenshot object survives only one DRAW after created. We delete it immediatelly. So if 'm_screenshot'
// is not null we know we have to take screenshot and set it to null.
if (m_screenshot != null)
{
try
{
if (target is Texture)
{
Texture renderTarget = target as Texture;
Texture rt = new Texture(MyRender.GraphicsDevice, renderTarget.GetLevelDescription(0).Width, renderTarget.GetLevelDescription(0).Height, 0, Usage.RenderTarget, Format.A8R8G8B8, Pool.Default);
MyRender.SetRenderTarget(rt, null);
BlendState.NonPremultiplied.Apply();
DepthStencilState.None.Apply();
RasterizerState.CullNone.Apply();
MyEffectScreenshot ssEffect = GetEffect(MyEffects.Screenshot) as MyEffectScreenshot;
ssEffect.SetSourceTexture(renderTarget);
ssEffect.SetTechnique(technique);
ssEffect.SetScale(Vector2.One);
MyRender.GetFullscreenQuad().Draw(ssEffect);
MyRender.SetRenderTarget(null, null);
string filename = m_screenshot.SaveTexture2D(rt, name);
rt.Dispose();
MyRenderProxy.ScreenshotTaken(filename != null, filename, m_screenshot.ShowNotification);
}
else if (target is CubeTexture)
{
string filename = m_screenshot.GetFilename(name + ".dds");
CubeTexture.ToFile(target, filename, ImageFileFormat.Dds);
MyRenderProxy.ScreenshotTaken(true, filename, m_screenshot.ShowNotification);
}
}
catch (Exception e)
{
Log.WriteLine("Error while taking screenshot.");
Log.WriteLine(e.ToString());
MyRenderProxy.ScreenshotTaken(false, null, m_screenshot.ShowNotification);
}
}
}
