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from enum import IntEnum
class GL_IMAGE_FORMAT(IntEnum):
GL_BYTE = 0x1400
GL_UNSIGNED_BYTE = 0x1401
GL_SHORT = 0x1402
GL_UNSIGNED_SHORT = 0x1403
GL_INT = 0x1404
GL_UNSIGNED_INT = 0x1405
GL_FLOAT = 0x1406
GL_HALF_FLOAT = 0x140B
GL_COLOR_INDEX = 0x1900
GL_STENCIL_INDEX = 0x1901
GL_DEPTH_COMPONENT = 0x1902
GL_RED = 0x1903
GL_GREEN = 0x1904
GL_BLUE = 0x1905
GL_ALPHA = 0x1906
GL_RGB = 0x1907
GL_RGBA = 0x1908
GL_LUMINANCE = 0x1909
GL_LUMINANCE_ALPHA = 0x190A
GL_BITMAP = 0x1A00
GL_R3_G3_B2 = 0x2A10
GL_UNSIGNED_BYTE_3_3_2 = 0x8032
GL_UNSIGNED_SHORT_4_4_4_4 = 0x8033
GL_UNSIGNED_SHORT_5_5_5_1 = 0x8034
GL_UNSIGNED_INT_8_8_8_8 = 0x8035
GL_UNSIGNED_INT_10_10_10_2 = 0x8036
GL_ALPHA4 = 0x803B
GL_ALPHA8 = 0x803C
GL_ALPHA12 = 0x803D
GL_ALPHA16 = 0x803E
GL_LUMINANCE4 = 0x803F
GL_LUMINANCE8 = 0x8040
GL_LUMINANCE12 = 0x8041
GL_LUMINANCE16 = 0x8042
GL_LUMINANCE4_ALPHA4 = 0x8043
GL_LUMINANCE6_ALPHA2 = 0x8044
GL_LUMINANCE8_ALPHA8 = 0x8045
GL_LUMINANCE12_ALPHA4 = 0x8046
GL_LUMINANCE12_ALPHA12 = 0x8047
GL_LUMINANCE16_ALPHA16 = 0x8048
GL_INTENSITY = 0x8049
GL_INTENSITY4 = 0x804A
GL_INTENSITY8 = 0x804B
GL_INTENSITY12 = 0x804C
GL_INTENSITY16 = 0x804D
GL_RGB4 = 0x804F
GL_RGB5 = 0x8050
GL_RGB8 = 0x8051
GL_RGB10 = 0x8052
GL_RGB12 = 0x8053
GL_RGB16 = 0x8054
GL_RGBA2 = 0x8055
GL_RGBA4 = 0x8056
GL_RGB5_A1 = 0x8057
GL_RGBA8 = 0x8058
GL_RGB10_A2 = 0x8059
GL_RGBA12 = 0x805A
GL_RGBA16 = 0x805B
GL_BGR = 0x80E0
GL_BGRA = 0x80E1
GL_DEPTH_COMPONENT16 = 0x81A5
GL_DEPTH_COMPONENT24 = 0x81A6
GL_DEPTH_COMPONENT32 = 0x81A7
GL_COMPRESSED_RED = 0x8225
GL_COMPRESSED_RG = 0x8226
GL_RG = 0x8227
GL_RG_INTEGER = 0x8228
GL_R8 = 0x8229
GL_R16 = 0x822A
GL_RG8 = 0x822B
GL_RG16 = 0x822C
GL_R16F = 0x822D
GL_R32F = 0x822E
GL_RG16F = 0x822F
GL_RG32F = 0x8230
GL_R8I = 0x8231
GL_R8UI = 0x8232
GL_R16I = 0x8233
GL_R16UI = 0x8234
GL_R32I = 0x8235
GL_R32UI = 0x8236
GL_RG8I = 0x8237
GL_RG8UI = 0x8238
GL_RG16I = 0x8239
GL_RG16UI = 0x823A
GL_RG32I = 0x823B
GL_RG32UI = 0x823C
GL_UNSIGNED_BYTE_2_3_3_REV = 0x8362
GL_UNSIGNED_SHORT_5_6_5 = 0x8363
GL_UNSIGNED_SHORT_5_6_5_REV = 0x8364
GL_UNSIGNED_SHORT_4_4_4_4_REV = 0x8365
GL_UNSIGNED_SHORT_1_5_5_5_REV = 0x8366
GL_UNSIGNED_INT_8_8_8_8_REV = 0x8367
GL_UNSIGNED_INT_2_10_10_10_REV = 0x8368
GL_COMPRESSED_RGB_S3TC_DXT1_EXT = 0x83F0
GL_COMPRESSED_RGBA_S3TC_DXT1_EXT = 0x83F1
GL_COMPRESSED_RGBA_S3TC_DXT3_EXT = 0x83F2
GL_COMPRESSED_RGBA_S3TC_DXT5_EXT = 0x83F3
GL_COMPRESSED_ALPHA = 0x84E9
GL_COMPRESSED_LUMINANCE = 0x84EA
GL_COMPRESSED_LUMINANCE_ALPHA = 0x84EB
GL_COMPRESSED_INTENSITY = 0x84EC
GL_COMPRESSED_RGB = 0x84ED
GL_COMPRESSED_RGBA = 0x84EE
GL_DEPTH_STENCIL = 0x84F9
GL_RGBA32F = 0x8814
GL_RGB32F = 0x8815
GL_RGBA16F = 0x881A
GL_RGB16F = 0x881B
GL_R11F_G11F_B10F = 0x8C3A
GL_UNSIGNED_INT_10F_11F_11F_REV_EXT = 0x8C3B # EXT_packed_float
GL_RGB9_E5 = 0x8C3D
GL_UNSIGNED_INT_5_9_9_9_REV_EXT = 0x8C3E # EXT_texture_shared_exponent
GL_SRGB = 0x8C40
GL_SRGB8 = 0x8C41
GL_SRGB_ALPHA = 0x8C42
GL_SRGB8_ALPHA8 = 0x8C43
GL_SLUMINANCE_ALPHA = 0x8C44
GL_SLUMINANCE8_ALPHA8 = 0x8C45
GL_SLUMINANCE = 0x8C46
GL_SLUMINANCE8 = 0x8C47
GL_COMPRESSED_SRGB = 0x8C48
GL_COMPRESSED_SRGB_ALPHA = 0x8C49
GL_COMPRESSED_SRGB_S3TC_DXT1_EXT = 0x8C4C
GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT = 0x8C4D
GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT = 0x8C4E
GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT = 0x8C4F
GL_RGBA32UI = 0x8D70
GL_RGB32UI = 0x8D71
GL_RGBA16UI = 0x8D76
GL_RGB16UI = 0x8D77
GL_RGBA8UI = 0x8D7C
GL_RGB8UI = 0x8D7D
GL_RGBA32I = 0x8D82
GL_RGB32I = 0x8D83
GL_RGBA16I = 0x8D88
GL_RGB16I = 0x8D89
GL_RGBA8I = 0x8D8E
GL_RGB8I = 0x8D8F
GL_RED_INTEGER = 0x8D94
GL_RGB_INTEGER = 0x8D98
GL_RGBA_INTEGER = 0x8D99
GL_BGR_INTEGER = 0x8D9A
GL_BGRA_INTEGER = 0x8D9B
GL_COMPRESSED_RED_RGTC1 = 0x8DBB
GL_COMPRESSED_SIGNED_RED_RGTC1 = 0x8DBC
GL_COMPRESSED_RG_RGTC2 = 0x8DBD
GL_COMPRESSED_SIGNED_RG_RGTC2 = 0x8DBE
GL_COMPRESSED_RGBA_BPTC_UNORM = 0x8E8C
GL_COMPRESSED_SRGB_ALPHA_BPTC_UNORM = 0x8E8D
GL_COMPRESSED_RGB_BPTC_SIGNED_FLOAT = 0x8E8E
GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT = 0x8E8F
GL_R8_SNORM = 0x8F94
GL_RG8_SNORM = 0x8F95
GL_RGB8_SNORM = 0x8F96
GL_RGBA8_SNORM = 0x8F97
GL_R16_SNORM = 0x8F98
GL_RG16_SNORM = 0x8F99
GL_RGB16_SNORM = 0x8F9A
GL_RGBA16_SNORM = 0x8F9B
GL_RGB10_A2UI = 0x906F
GL_COMPRESSED_R11_EAC = 0x9270
GL_COMPRESSED_SIGNED_R11_EAC = 0x9271
GL_COMPRESSED_RG11_EAC = 0x9272
GL_COMPRESSED_SIGNED_RG11_EAC = 0x9273
GL_COMPRESSED_RGB8_ETC2 = 0x9274
GL_COMPRESSED_SRGB8_ETC2 = 0x9275
GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2 = 0x9276
GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2 = 0x9277
GL_COMPRESSED_RGBA8_ETC2_EAC = 0x9278
GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC = 0x9279
class GLTextureFormat:
def __init__(self, requirements, internalFormat, compressed):
self.requirements = requirements
self.internalFormat = internalFormat
self.compressed = compressed
if internalFormat.name.endswith("UI"):
self.samplerType = "UI"
elif internalFormat.name.endswith("I"):
self.samplerType = "I"
else:
self.samplerType = "F"
class CompressedGLTextureFormat(GLTextureFormat):
def __init__(self, requirements, internalFormat):
super().__init__(requirements, internalFormat, True)
class UncompressedGLTextureFormat(GLTextureFormat):
def __init__(self, requirements, internalFormat, format, type, converter=None):
super().__init__(requirements, internalFormat, False)
self.format = format
self.type = type
if converter:
self.converter = converter
else:
self.converter = lambda x: x
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