private static bool ForwardDraw(
XSpriteBatch @this,
XTexture2D?texture,
XRectangle destinationRectangle,
XColor color,
XRectangle?sourceRectangle = null,
float rotation = 0f,
XVector2?origin = null,
SpriteEffects effects = SpriteEffects.None,
float layerDepth = 0f
)
{
if (!Config.IsEnabled)
{
return(true);
}
@this.Draw(
texture: texture,
destinationRectangle: destinationRectangle,
sourceRectangle: sourceRectangle,
color: color,
rotation: rotation,
origin: origin ?? XVector2.Zero,
effects: effects,
layerDepth: layerDepth
);
return(false);
}
// Takes the arguments, and checks to see if the texture is padded. If it is, it is forwarded to the correct draw call, avoiding
// intervening mods altering the arguments first.
internal static bool OnDrawFirst(
this XSpriteBatch @this,
ref XTexture2D?texture,
ref XRectangle destination,
ref XRectangle?source,
XColor color,
float rotation,
ref XVector2 origin,
ref SpriteEffects effects,
float layerDepth,
ref ManagedTexture2D?__state
)
{
if (texture is null)
{
return(false);
}
using var watchdogScoped = WatchDog.WatchDog.ScopedWorkingState;
/*
* if (destination.Width < 0 || destination.Height < 0) {
* Debug.Trace("destination invert");
* }
* if (source is XRectangle sourceRect && (sourceRect.Width < 0 || sourceRect.Height < 0)) {
* Debug.Trace("source invert");
* }
*/
GetDrawParameters(
texture: texture,
source: source,
bounds: out var sourceRectangle,
scaleFactor: out var scaleFactor
);
var referenceRectangle = sourceRectangle;
Bounds destinationBounds = destination;
var expectedScale2D = destinationBounds.ExtentF / sourceRectangle.ExtentF;
var expectedScale = EstimateScale(expectedScale2D, scaleFactor);
if (!texture.FetchScaledTexture(
expectedScale: expectedScale,
source: ref sourceRectangle,
spriteInstance: out var spriteInstance,
create: true
))
{
return(Continue);
}
spriteInstance.UpdateReferenceFrame();
if (referenceRectangle.X < 0)
{
destinationBounds.Left -= referenceRectangle.X;
}
if (referenceRectangle.Y < 0)
{
destinationBounds.Top -= referenceRectangle.Y;
}
var resampledTexture = spriteInstance.Texture !;
if (!spriteInstance.Padding.IsZero)
{
// Convert the draw into the other draw style. This has to be done because the padding potentially has
// subpixel accuracy when scaled to the destination rectangle.
var originalSize = referenceRectangle.ExtentF;
var destinationSize = destinationBounds.ExtentF;
var newScale = destinationSize / originalSize;
var newPosition = destinationBounds.OffsetF;
if ((destinationBounds.Invert.X || destinationBounds.Invert.Y) && DrawState.CurrentRasterizerState.CullMode == CullMode.CullCounterClockwiseFace)
{
// Winding order is invalid
return(Stop);
}
if (destinationBounds.Invert.X)
{
effects ^= SpriteEffects.FlipHorizontally;
}
if (destinationBounds.Invert.Y)
{
effects ^= SpriteEffects.FlipVertically;
}
// TODO handle culling here for inverted sprites?
@this.Draw(
texture: resampledTexture,
position: newPosition,
sourceRectangle: sourceRectangle,
color: color,
rotation: rotation,
origin: origin,
scale: newScale,
effects: effects,
layerDepth: layerDepth
);
return(Stop);
}
__state = resampledTexture;
return(Continue);
}