Add ktx

ktx/interface/python_binding/pyktx/ktx_error_code.py

@@ -0,0 +1,91 @@
+# Copyright (c) 2023, Shukant Pal and Contributors
+# SPDX-License-Identifier: Apache-2.0
+
+from enum import IntEnum
+
+
+class KtxErrorCode(IntEnum):
+    """Error codes thrown by library functions."""
+
+    SUCCESS = 0
+    """Operation was successful."""
+
+    FILE_DATA_ERROR = 1
+    """The data in the file is inconsistent with the spec."""
+
+    FILE_ISPIPE = 2
+    """The file is a pipe or named pipe."""
+
+    FILE_OPEN_FAILED = 3
+    """The target file could not be opened."""
+
+    FILE_OVERFLOW = 4
+    """The operation would exceed the max file size."""
+
+    FILE_READ_ERROR = 5
+    """An error occurred while reading from the file."""
+
+    FILE_SEEK_ERROR = 6
+    """An error occurred while seeking in the file."""
+
+    FILE_UNEXPECTED_EOF = 7
+    """File does not have enough data to satisfy request."""
+
+    FILE_WRITE_ERROR = 8
+    """An error occurred while writing to the file."""
+
+    GL_ERROR = 9
+    """GL operations resulted in an error."""
+
+    INVALID_OPERATION = 10
+    """The operation is not allowed in the current state."""
+
+    INVALID_VALUE = 11
+    """A parameter value was not valid."""
+
+    NOT_FOUND = 12
+    """Requested key was not found"""
+
+    OUT_OF_MEMORY = 13
+    """Not enough memory to complete the operation."""
+
+    TRANSCODE_FAILED = 14
+    """Transcoding of block compressed texture failed."""
+
+    UNKNOWN_FILE_FORMAT = 15
+    """The file not a KTX file."""
+
+    UNSUPPORTED_TEXTURE_TYPE = 16
+    """The KTX file specifies an unsupported texture type."""
+
+    UNSUPPORTED_FEATURE = 17
+    """Feature not included in in-use library or not yet implemented."""
+
+    LIBRARY_NOT_LINKED = 18
+    """Library dependency (OpenGL or Vulkan) not linked into application."""
+
+    DECOMPRESS_LENGTH_ERROR = 19
+    """Decompressed byte count does not match expected byte size."""
+
+    DECOMPRESS_CHECKSUM_ERROR = 20
+    """Checksum mismatch when decompressing."""
+
+    ERROR_MAX_ENUM = LIBRARY_NOT_LINKED
+    """For safety checks."""
+
+
+class KtxError(Exception):
+    """Error thrown when native operation does not succeed."""
+
+    invocation: str
+    """The C library function called."""
+
+    code: KtxErrorCode
+    """The error code returned by libktx."""
+
+    def __init__(self, invocation: str, code: KtxErrorCode):
+        self.invocation = invocation
+        self.code = code
+
+    def __str__(self):
+        return str(self.invocation) + " returned with " + str(self.code)