{
  "reference": "EterLib/GrpFontTexture.cpp",
  "reference_sha256": "d50b85e6e494b2e2a10289f40a5ebc518be03e1e73d60cd7463fd2dc5032ba00",
  "priority": "P4",
  "contracts": [],
  "functions": {
    "CGraphicFontTexture::CGraphicFontTexture": {
      "status": "PORTED",
      "impl": [
        "src/platform/EterLib/GrpFontTexture.cpp:CGraphicFontTexture::CGraphicFontTexture"
      ],
      "test": [
        "tests/port/port_text_test.cpp"
      ]
    },
    "CGraphicFontTexture::~CGraphicFontTexture": {
      "status": "PORTED",
      "impl": [
        "src/platform/EterLib/GrpFontTexture.cpp:CGraphicFontTexture::~CGraphicFontTexture"
      ],
      "test": [
        "tests/port/port_text_test.cpp"
      ]
    },
    "CGraphicFontTexture::Initialize": {
      "status": "PORTED",
      "impl": [
        "src/platform/EterLib/GrpFontTexture.cpp:CGraphicFontTexture::Initialize"
      ],
      "test": [
        "tests/port/port_text_test.cpp"
      ]
    },
    "CGraphicFontTexture::IsEmpty": {
      "status": "PORTED",
      "impl": [
        "src/platform/EterLib/GrpFontTexture.cpp:CGraphicFontTexture::IsEmpty"
      ],
      "test": [
        "tests/port/port_text_test.cpp"
      ]
    },
    "CGraphicFontTexture::Destroy": {
      "status": "ADAPTED",
      "impl": [
        "src/platform/EterLib/GrpFontTexture.cpp:CGraphicFontTexture::Destroy"
      ],
      "test": [
        "tests/port/port_text_test.cpp"
      ],
      "note": "40250 deletes fonts/pages. PORT also unregisters the live raster atlas and deletes oversampled twins; rebuilding preserves cached character-info node addresses. See docs/MAC-UI-CLARITY.md and audit/evidence/2026-09-30-mac-ui-clarity.md."
    },
    "CGraphicFontTexture::CreateDeviceObjects": {
      "status": "PORTED",
      "impl": [
        "src/platform/EterLib/GrpFontTexture.cpp:CGraphicFontTexture::CreateDeviceObjects"
      ],
      "test": [
        "tests/port/port_text_test.cpp"
      ]
    },
    "CGraphicFontTexture::DestroyDeviceObjects": {
      "status": "PORTED",
      "impl": [
        "src/platform/EterLib/GrpFontTexture.cpp:CGraphicFontTexture::DestroyDeviceObjects"
      ],
      "test": [
        "tests/port/port_text_test.cpp"
      ]
    },
    "CGraphicFontTexture::Create": {
      "status": "ADAPTED",
      "impl": [
        "src/platform/EterLib/GrpFontTexture.cpp:CGraphicFontTexture::Create"
      ],
      "test": [
        "tests/port/port_text_test.cpp"
      ],
      "note": "40250 retains logical font metrics and atlas dimensions. PORT allocates 1–4x raster pages and registers successful atlases for monitor-density refresh; port.text verifies unchanged width/height/advance and stable glyph pointers. See docs/MAC-UI-CLARITY.md and audit/evidence/2026-09-30-mac-ui-clarity.md."
    },
    "CGraphicFontTexture::GetFont": {
      "status": "ADAPTED",
      "impl": [
        "src/platform/EterLib/GrpFontTexture.cpp:CGraphicFontTexture::GetFont"
      ],
      "test": [
        "tests/port/port_text_test.cpp"
      ],
      "note": "40250: CreateFontIndirect per code page. Port: with s > 1 also creates an s-times-height twin for drawing. Invariant: the measuring font is the 40250 one."
    },
    "CGraphicFontTexture::AppendTexture": {
      "status": "ADAPTED",
      "impl": [
        "src/platform/EterLib/GrpFontTexture.cpp:CGraphicFontTexture::AppendTexture"
      ],
      "test": [
        "tests/port/port_text_test.cpp"
      ],
      "note": "40250 creates A4R4G4B4 pages. PORT uses A8R8G8B8 for HiDPI pages to retain 256 coverage levels; 1x still uses A4R4G4B4. tests/port/port_text_test.cpp checks alpha finer than 4-bit. See docs/MAC-UI-CLARITY.md and audit/evidence/2026-09-30-mac-ui-clarity.md."
    },
    "CGraphicFontTexture::UpdateTexture": {
      "status": "ADAPTED",
      "impl": [
        "src/platform/EterLib/GrpFontTexture.cpp:CGraphicFontTexture::UpdateTexture"
      ],
      "test": [
        "tests/port/port_text_test.cpp"
      ],
      "note": "40250 copies DIB cells into 16-bit pages. PORT copies 32-bit ARGB rows for HiDPI pages; 1x retains the original conversion. Tests check actual published memory textures. See docs/MAC-UI-CLARITY.md and audit/evidence/2026-09-30-mac-ui-clarity.md."
    },
    "CGraphicFontTexture::GetCharacterInfomation": {
      "status": "PORTED",
      "impl": [
        "src/platform/EterLib/GrpFontTexture.cpp:CGraphicFontTexture::GetCharacterInfomation"
      ],
      "test": [
        "tests/port/port_text_test.cpp"
      ]
    },
    "CGraphicFontTexture::UpdateCharacterInfomation": {
      "status": "ADAPTED",
      "impl": [
        "src/platform/EterLib/GrpFontTexture.cpp:CGraphicFontTexture::UpdateCharacterInfomation"
      ],
      "test": [
        "tests/port/port_text_test.cpp"
      ],
      "note": "40250 measures the logical font and caches metrics/UVs. PORT draws oversampled white glyphs with 8-bit coverage and preserves logical metrics. Monitor changes rebuild map values in place without invalidating text-instance pointers; port.text tests 1→2→3→1→2 scales. See docs/MAC-UI-CLARITY.md and audit/evidence/2026-09-30-mac-ui-clarity.md."
    },
    "CGraphicFontTexture::CheckTextureIndex": {
      "status": "PORTED",
      "impl": [
        "src/platform/EterLib/GrpFontTexture.cpp:CGraphicFontTexture::CheckTextureIndex"
      ],
      "test": [
        "tests/port/port_text_test.cpp"
      ]
    },
    "CGraphicFontTexture::SelectTexture": {
      "status": "PORTED",
      "impl": [
        "src/platform/EterLib/GrpFontTexture.cpp:CGraphicFontTexture::SelectTexture"
      ],
      "test": [
        "tests/port/port_text_test.cpp"
      ]
    }
  }
}