Merge branch 'pkristof/improveMvecCalc' into 'main'

Replace wrapper with a parameter default

See merge request lightspeedrtx/dxvk-remix-nv!1183

Author: pkristof

src/dxvk/shaders/rtx/concept/ray/ray.slangh

@@ -109,20 +109,13 @@ Ray rayCreatePrimary(Camera camera, vec2 screenUV, float16_t screenSpacePixelSpr
 }
 
 // Convenience function that creates a primary ray based on pixel index instead of UVs.
-Ray rayCreatePrimaryFromPixel(Camera camera, ivec2 pixelCoordinate, bool jitter)
+Ray rayCreatePrimaryFromPixel(Camera camera, ivec2 pixelCoordinate, bool jitter = true)
 {
   const vec2 inUV = cameraPixelCoordinateToScreenUV(camera, pixelCoordinate);
 
   return rayCreatePrimary(camera, inUV, float16_t(cb.screenSpacePixelSpreadHalfAngle), jitter);
 }
 
-// Overload for creating a primary ray from a pixel index, but with the assumption of using jittering (as this is
-// the most common use case).
-Ray rayCreatePrimaryFromPixel(Camera camera, ivec2 pixelCoordinate)
-{
-  return rayCreatePrimaryFromPixel(camera, pixelCoordinate, true);
-}
-
 // Create a ray that passes through a render target
 Ray rayCreateRenderTarget(Camera camera, vec2 screenUV, Ray viewRay)
 {