textureFormat_t

The textureFormat_t enum is part of the idImage class. It describes the image format / block compression type. There are 56 formats defined, but only 13 of these formats are known to be used in Doom Eternal.

Definition

enum textureFormat_t

{

 FMT_NONE 				= 0x0,

 FMT_RGBA32F 			= 0x1,

 FMT_RGBA16F			= 0x2,

 FMT_RGBA8 			= 0x3,

 FMT_ARGB8 			= 0x4,

 FMT_ALPHA 			= 0x5,

 FMT_L8A8_DEPRECATED 	= 0x6,

 FMT_RG8 				= 0x7,

 FMT_LUM8_DEPRECATED	= 0x8,

 FMT_INT8_DEPRECATED 	= 0x9,

 FMT_BC1 				= 0xA,

 FMT_BC3 				= 0xB,

 FMT_DEPTH 			= 0xC,

 FMT_DEPTH_STENCIL 	= 0xD,

 FMT_X32F 				= 0xE,

 FMT_Y16F_X16F			= 0xF,

 FMT_X16 				= 0x10,

 FMT_Y16_X16 			= 0x11,

 FMT_RGB565			= 0x12,

 FMT_R8 				= 0x13,

 FMT_R11FG11FB10F 		= 0x14,

 FMT_X16F 				= 0x15,

 FMT_BC6H_UF16			= 0x16,

 FMT_BC7 				= 0x17,

 FMT_BC4 				= 0x18,

 FMT_BC5 				= 0x19,

 FMT_RG16F 			= 0x1A,

 FMT_R10G10B10A2 		= 0x1B,

 FMT_RG32F 			= 0x1C,

 FMT_R32_UINT 			= 0x1D,

 FMT_R16_UINT 			= 0x1E,

 FMT_DEPTH16 			= 0x1F,

 FMT_RGBA8_SRGB 		= 0x20,

 FMT_BC1_SRGB			= 0x21,

 FMT_BC3_SRGB 			= 0x22,

 FMT_BC7_SRGB 			= 0x23,

 FMT_BC6H_SF16 		= 0x24,

 FMT_ASTC_4X4 			= 0x25,

 FMT_ASTC_4X4_SRGB 	= 0x26,

 FMT_ASTC_5X4 			= 0x27,

 FMT_ASTC_5X4_SRGB 	= 0x28,

 FMT_ASTC_5X5 			= 0x29,

 FMT_ASTC_5X5_SRGB 	= 0x2A,

 FMT_ASTC_6X5 			= 0x2B,

 FMT_ASTC_6X5_SRGB 	= 0x2C,

 FMT_ASTC_6X6 			= 0x2D,

 FMT_ASTC_6X6_SRGB 	= 0x2E,

 FMT_ASTC_8X5 			= 0x2F,

 FMT_ASTC_8X5_SRGB 	= 0x30,

 FMT_ASTC_8X6 			= 0x31,

 FMT_ASTC_8X6_SRGB 	= 0x32,

 FMT_ASTC_8X8 			= 0x33,

 FMT_ASTC_8X8_SRGB 	= 0x34,

 FMT_DEPTH32F 			= 0x35,

 FMT_BC1_ZERO_ALPHA 	= 0x36,

 FMT_NEXTAVAILABLE		= 0x37,

};

Known values used in Doom Eternal

These formats are confirmed to be used in Doom Eternal, based on textures extracted from .resources or .streamdb.

FMT_RGBA8 			= 0x3

FMT_ALPHA 			= 0x5

FMT_RG8 			= 0x7

FMT_BC1		 		= 0xA

FMT_BC3				= 0xB

FMT_BC6H_UF16 		= 0x16

FMT_BC7 			= 0x17

FMT_BC4				= 0x18

FMT_BC5				= 0x19

FMT_BC1_SRGB		= 0x21

FMT_BC3_SRGB		= 0x22

FMT_BC7_SRGB		= 0x23

FMT_BC1_ZERO_ALPHA 	= 0x36