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-rw-r--r--libs/dds_header/src/DDS/glstuff.py205
1 files changed, 205 insertions, 0 deletions
diff --git a/libs/dds_header/src/DDS/glstuff.py b/libs/dds_header/src/DDS/glstuff.py
new file mode 100644
index 0000000..314d48f
--- /dev/null
+++ b/libs/dds_header/src/DDS/glstuff.py
@@ -0,0 +1,205 @@
+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