Issues

• FF texgen uses a different eye normal from lighting and ignores NORMALIZENORMALS

  bugeffort/MP3
  athei/mtld3d#978 · Filter by author athei opened on Oct 2, 2026

• FF vertex blending with D3DCOLOR or float blend indices fails its pipeline

  bugeffort/MP2
  athei/mtld3d#977 · Filter by author athei opened on Oct 2, 2026

• FF depth-compare sampling ignores D3DTTFF_PROJECTED

  bugeffort/SP2
  athei/mtld3d#976 · Filter by author athei opened on Oct 2, 2026

• Lit FF draws with SPECULARENABLE off write zero instead of vertex specular

  bugeffort/SP3
  athei/mtld3d#975 · Filter by author athei opened on Oct 2, 2026

• FF vertex fog under vertex blending uses the unblended depth

  bugeffort/SP2
  athei/mtld3d#974 · Filter by author athei opened on Oct 2, 2026

• FF vertex shader zeroes texcoords a programmable pixel shader reads

  bugeffort/SP2
  athei/mtld3d#973 · Filter by author athei opened on Oct 2, 2026

• UpdateSurface from a standalone SYSTEMMEM surface skips region checks

  bugeffort/SP3
  athei/mtld3d#972 · Filter by author athei opened on Oct 2, 2026

• StretchRect clamps out-of-bounds and negative rects instead of failing

  bugeffort/SP3
  athei/mtld3d#971 · Filter by author athei opened on Oct 2, 2026

• StretchRect from X8R8G8B8 into A8R8G8B8 carries the X byte as alpha

  bugeffort/MP2
  athei/mtld3d#970 · Filter by author athei opened on Oct 2, 2026

• StretchRect copies YUY2 into UYVY raw

  bugeffort/SP3
  athei/mtld3d#969 · Filter by author athei opened on Oct 2, 2026

• YUY2 and UYVY are advertised as textures but sample raw bytes

  bugeffort/SP3
  athei/mtld3d#968 · Filter by author athei opened on Oct 2, 2026

• AddDirtyRect and AddDirtyBox mark only level 0 for UpdateTexture

  bugeffort/SP2
  athei/mtld3d#967 · Filter by author athei opened on Oct 2, 2026

• R8G8B8 read-back copies BGRA8 rows at the 3-byte pitch

  bugeffort/MP2
  athei/mtld3d#966 · Filter by author athei opened on Oct 2, 2026

• UpdateSurface into a render target or the back buffer returns INVALIDCALL

  bugeffort/MP2
  athei/mtld3d#965 · Filter by author athei opened on Oct 2, 2026

• Autogen mips of 16-bit packed formats are never generated on Apple Silicon

  bugeffort/SP2
  athei/mtld3d#964 · Filter by author athei opened on Oct 2, 2026

• A rejected Reset leaves device state in place where Wine and DXVK reset it

  bugeffort/SP3
  athei/mtld3d#963 · Filter by author athei opened on Oct 2, 2026

• Out-of-range stage, sampler and render-state indices return INVALIDCALL

  bugeffort/SP2
  athei/mtld3d#962 · Filter by author athei opened on Oct 2, 2026

• Additional swap chains alias the device back buffer; Present ignores rects

  bugeffort/SP3
  athei/mtld3d#961 · Filter by author athei opened on Oct 2, 2026

• The shader emitter fingerprint misses the FF blend-index constant

  bugeffort/SP3
  athei/mtld3d#960 · Filter by author athei opened on Oct 2, 2026

• ps_1_1 to 1_3 texcoord keeps the clamped w instead of 1

  bugeffort/SP3
  athei/mtld3d#959 · Filter by author athei opened on Oct 2, 2026

• Shader temporaries start undefined

  bugeffort/SP3
  athei/mtld3d#958 · Filter by author athei opened on Oct 2, 2026

• A pixel shader writing oDepth only in a subroutine fails to compile

  bugeffort/SP3
  athei/mtld3d#957 · Filter by author athei opened on Oct 2, 2026

• texm3x2depth with w == 0 writes depth 0 instead of 1

  bugeffort/SP3
  athei/mtld3d#956 · Filter by author athei opened on Oct 2, 2026

• nrm of a zero vector returns NaN

  bugeffort/SP3
  athei/mtld3d#955 · Filter by author athei opened on Oct 2, 2026

• lit neither clamps the exponent nor gates on src.y > 0

  bugeffort/SP3
  athei/mtld3d#954 · Filter by author athei opened on Oct 2, 2026