X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;ds=sidebyside;f=src%2Fmesa%2Fmain%2Fformats.h;h=08039067a6c4fe18d528d2231060445b6dfd5a5d;hb=551b61528f6754aa91948ed13821cf2c90cf8970;hp=dc50bc83094951f3df198a1a2d0c15f88217ebc3;hpb=4000c0112a49c28793844f454278b50e00943173;p=mesa.git diff --git a/src/mesa/main/formats.h b/src/mesa/main/formats.h index dc50bc83094..08039067a6c 100644 --- a/src/mesa/main/formats.h +++ b/src/mesa/main/formats.h @@ -35,7 +35,7 @@ #include #include - +#include #ifdef __cplusplus extern "C" { @@ -56,6 +56,169 @@ extern "C" { */ #define MAX_PIXEL_BYTES 16 +/** + * Specifies the layout of a pixel format. See the MESA_FORMAT + * documentation below. + */ +enum mesa_format_layout { + MESA_FORMAT_LAYOUT_ARRAY, + MESA_FORMAT_LAYOUT_PACKED, + MESA_FORMAT_LAYOUT_S3TC, + MESA_FORMAT_LAYOUT_RGTC, + MESA_FORMAT_LAYOUT_LATC, + MESA_FORMAT_LAYOUT_FXT1, + MESA_FORMAT_LAYOUT_ETC1, + MESA_FORMAT_LAYOUT_ETC2, + MESA_FORMAT_LAYOUT_BPTC, + MESA_FORMAT_LAYOUT_ASTC, + MESA_FORMAT_LAYOUT_ATC, + MESA_FORMAT_LAYOUT_OTHER, +}; + +/** + * An enum representing different possible swizzling values. This is used + * to interpret the output of _mesa_get_format_swizzle + */ +enum { + MESA_FORMAT_SWIZZLE_X = 0, + MESA_FORMAT_SWIZZLE_Y = 1, + MESA_FORMAT_SWIZZLE_Z = 2, + MESA_FORMAT_SWIZZLE_W = 3, + MESA_FORMAT_SWIZZLE_ZERO = 4, + MESA_FORMAT_SWIZZLE_ONE = 5, + MESA_FORMAT_SWIZZLE_NONE = 6, +}; + +/** + * An uint32_t that encodes the information necessary to represent an + * array format + */ +typedef uint32_t mesa_array_format; + +/** + * Encoding for valid array format data types + */ +enum mesa_array_format_datatype { + MESA_ARRAY_FORMAT_TYPE_UBYTE = 0x0, + MESA_ARRAY_FORMAT_TYPE_USHORT = 0x1, + MESA_ARRAY_FORMAT_TYPE_UINT = 0x2, + MESA_ARRAY_FORMAT_TYPE_BYTE = 0x4, + MESA_ARRAY_FORMAT_TYPE_SHORT = 0x5, + MESA_ARRAY_FORMAT_TYPE_INT = 0x6, + MESA_ARRAY_FORMAT_TYPE_HALF = 0xd, + MESA_ARRAY_FORMAT_TYPE_FLOAT = 0xe, +}; + +/** + * An enum useful to encode/decode information stored in a mesa_array_format + */ +enum { + MESA_ARRAY_FORMAT_TYPE_IS_SIGNED = 0x4, + MESA_ARRAY_FORMAT_TYPE_IS_FLOAT = 0x8, + MESA_ARRAY_FORMAT_TYPE_NORMALIZED = 0x10, + MESA_ARRAY_FORMAT_DATATYPE_MASK = 0xf, + MESA_ARRAY_FORMAT_TYPE_MASK = 0x1f, + MESA_ARRAY_FORMAT_TYPE_SIZE_MASK = 0x3, + MESA_ARRAY_FORMAT_NUM_CHANS_MASK = 0xe0, + MESA_ARRAY_FORMAT_SWIZZLE_X_MASK = 0x00700, + MESA_ARRAY_FORMAT_SWIZZLE_Y_MASK = 0x03800, + MESA_ARRAY_FORMAT_SWIZZLE_Z_MASK = 0x1c000, + MESA_ARRAY_FORMAT_SWIZZLE_W_MASK = 0xe0000, + MESA_ARRAY_FORMAT_BIT = 0x80000000 +}; + +#define MESA_ARRAY_FORMAT(SIZE, SIGNED, IS_FLOAT, NORM, NUM_CHANS, \ + SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_W) ( \ + (((SIZE >> 1) ) & MESA_ARRAY_FORMAT_TYPE_SIZE_MASK) | \ + (((SIGNED) << 2 ) & MESA_ARRAY_FORMAT_TYPE_IS_SIGNED) | \ + (((IS_FLOAT) << 3 ) & MESA_ARRAY_FORMAT_TYPE_IS_FLOAT) | \ + (((NORM) << 4 ) & MESA_ARRAY_FORMAT_TYPE_NORMALIZED) | \ + (((NUM_CHANS) << 5 ) & MESA_ARRAY_FORMAT_NUM_CHANS_MASK) | \ + (((SWIZZLE_X) << 8 ) & MESA_ARRAY_FORMAT_SWIZZLE_X_MASK) | \ + (((SWIZZLE_Y) << 11) & MESA_ARRAY_FORMAT_SWIZZLE_Y_MASK) | \ + (((SWIZZLE_Z) << 14) & MESA_ARRAY_FORMAT_SWIZZLE_Z_MASK) | \ + (((SWIZZLE_W) << 17) & MESA_ARRAY_FORMAT_SWIZZLE_W_MASK) | \ + MESA_ARRAY_FORMAT_BIT) + +/** + * Various helpers to access the data encoded in a mesa_array_format + */ +static inline bool +_mesa_array_format_is_signed(mesa_array_format f) +{ + return (f & MESA_ARRAY_FORMAT_TYPE_IS_SIGNED) != 0; +} + +static inline bool +_mesa_array_format_is_float(mesa_array_format f) +{ + return (f & MESA_ARRAY_FORMAT_TYPE_IS_FLOAT) != 0; +} + +static inline bool +_mesa_array_format_is_normalized(mesa_array_format f) +{ + return (f & MESA_ARRAY_FORMAT_TYPE_NORMALIZED) !=0; +} + +static inline enum mesa_array_format_datatype +_mesa_array_format_get_datatype(mesa_array_format f) +{ + return (enum mesa_array_format_datatype) + (f & MESA_ARRAY_FORMAT_DATATYPE_MASK); +} + +static inline int +_mesa_array_format_datatype_get_size(enum mesa_array_format_datatype type) +{ + return 1 << (type & MESA_ARRAY_FORMAT_TYPE_SIZE_MASK); +} + +static inline int +_mesa_array_format_get_type_size(mesa_array_format f) +{ + return 1 << (f & MESA_ARRAY_FORMAT_TYPE_SIZE_MASK); +} + +static inline int +_mesa_array_format_get_num_channels(mesa_array_format f) +{ + return (f & MESA_ARRAY_FORMAT_NUM_CHANS_MASK) >> 5; +} + +static inline void +_mesa_array_format_get_swizzle(mesa_array_format f, uint8_t *swizzle) +{ + swizzle[0] = (f & MESA_ARRAY_FORMAT_SWIZZLE_X_MASK) >> 8; + swizzle[1] = (f & MESA_ARRAY_FORMAT_SWIZZLE_Y_MASK) >> 11; + swizzle[2] = (f & MESA_ARRAY_FORMAT_SWIZZLE_Z_MASK) >> 14; + swizzle[3] = (f & MESA_ARRAY_FORMAT_SWIZZLE_W_MASK) >> 17; +} + +static inline void +_mesa_array_format_set_swizzle(mesa_array_format *f, + int32_t x, int32_t y, int32_t z, int32_t w) +{ + *f &= ~(MESA_ARRAY_FORMAT_SWIZZLE_X_MASK | + MESA_ARRAY_FORMAT_SWIZZLE_Y_MASK | + MESA_ARRAY_FORMAT_SWIZZLE_Z_MASK | + MESA_ARRAY_FORMAT_SWIZZLE_W_MASK); + + *f |= ((x << 8 ) & MESA_ARRAY_FORMAT_SWIZZLE_X_MASK) | + ((y << 11) & MESA_ARRAY_FORMAT_SWIZZLE_Y_MASK) | + ((z << 14) & MESA_ARRAY_FORMAT_SWIZZLE_Z_MASK) | + ((w << 17) & MESA_ARRAY_FORMAT_SWIZZLE_W_MASK); +} + +/** + * A helper to know if the format stored in a uint32_t is a mesa_format + * or a mesa_array_format + */ +static inline bool +_mesa_format_is_mesa_array_format(uint32_t f) +{ + return (f & MESA_ARRAY_FORMAT_BIT) != 0; +} /** * Mesa texture/renderbuffer image formats. @@ -115,9 +278,9 @@ typedef enum * ** when type applies to all components * * examples: msb <------ TEXEL BITS -----------> lsb - * MESA_FORMAT_A8B8G8R8_UNORM, AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR - * MESA_FORMAT_R5G6B5_UNORM RRRR RGGG GGGB BBBB - * MESA_FORMAT_B4G4R4X4_UNORM BBBB GGGG RRRR XXXX + * MESA_FORMAT_A8B8G8R8_UNORM, RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA + * MESA_FORMAT_R5G6B5_UNORM BBBB BGGG GGGR RRRR + * MESA_FORMAT_B4G4R4X4_UNORM XXXX RRRR GGGG BBBB * MESA_FORMAT_Z32_FLOAT_S8X24_UINT * MESA_FORMAT_R10G10B10A2_UINT * MESA_FORMAT_R9G9B9E5_FLOAT @@ -187,6 +350,7 @@ typedef enum MESA_FORMAT_B4G4R4X4_UNORM, /* xxxx RRRR GGGG BBBB */ MESA_FORMAT_A4R4G4B4_UNORM, /* BBBB GGGG RRRR AAAA */ MESA_FORMAT_A1B5G5R5_UNORM, /* RRRR RGGG GGBB BBBA */ + MESA_FORMAT_X1B5G5R5_UNORM, /* BBBB BGGG GGRR RRRX */ MESA_FORMAT_B5G5R5A1_UNORM, /* ARRR RRGG GGGB BBBB */ MESA_FORMAT_B5G5R5X1_UNORM, /* xRRR RRGG GGGB BBBB */ MESA_FORMAT_A1R5G5B5_UNORM, /* BBBB BGGG GGRR RRRA */ @@ -202,12 +366,21 @@ typedef enum MESA_FORMAT_B10G10R10A2_UNORM,/* AARR RRRR RRRR GGGG GGGG GGBB BBBB BBBB */ MESA_FORMAT_B10G10R10X2_UNORM,/* xxRR RRRR RRRR GGGG GGGG GGBB BBBB BBBB */ MESA_FORMAT_R10G10B10A2_UNORM,/* AABB BBBB BBBB GGGG GGGG GGRR RRRR RRRR */ + MESA_FORMAT_R10G10B10X2_UNORM,/* xxBB BBBB BBBB GGGG GGGG GGRR RRRR RRRR */ MESA_FORMAT_S8_UINT_Z24_UNORM,/* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ SSSS SSSS */ MESA_FORMAT_X8_UINT_Z24_UNORM,/* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ xxxx xxxx */ MESA_FORMAT_Z24_UNORM_S8_UINT,/* SSSS SSSS ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */ MESA_FORMAT_Z24_UNORM_X8_UINT,/* xxxx xxxx ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */ + /* Other formats */ + MESA_FORMAT_R3G3B2_UNORM, /* BBGG GRRR */ + MESA_FORMAT_A4B4G4R4_UNORM, /* RRRR GGGG BBBB AAAA */ + MESA_FORMAT_R4G4B4A4_UNORM, /* AAAA BBBB GGGG RRRR */ + MESA_FORMAT_R5G5B5A1_UNORM, /* ABBB BBGG GGGR RRRR */ + MESA_FORMAT_A2B10G10R10_UNORM,/* RRRR RRRR RRGG GGGG GGGG BBBB BBBB BBAA */ + MESA_FORMAT_A2R10G10B10_UNORM,/* BBBB BBBB BBGG GGGG GGGG RRRR RRRR RRAA */ + MESA_FORMAT_YCBCR, /* YYYY YYYY UorV UorV */ MESA_FORMAT_YCBCR_REV, /* UorV UorV YYYY YYYY */ @@ -241,6 +414,7 @@ typedef enum MESA_FORMAT_R8G8_SNORM, /* GGGG GGGG RRRR RRRR */ MESA_FORMAT_G8R8_SNORM, /* RRRR RRRR GGGG GGGG */ MESA_FORMAT_L8A8_SNORM, /* AAAA AAAA LLLL LLLL */ + MESA_FORMAT_A8L8_SNORM, /* LLLL LLLL AAAA AAAA */ /* Array signed/normalized formats */ MESA_FORMAT_A_SNORM8, /* byte[i] = A */ @@ -259,10 +433,15 @@ typedef enum /* Packed sRGB formats */ MESA_FORMAT_A8B8G8R8_SRGB, /* RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA */ MESA_FORMAT_B8G8R8A8_SRGB, /* AAAA AAAA RRRR RRRR GGGG GGGG BBBB BBBB */ + MESA_FORMAT_A8R8G8B8_SRGB, /* BBBB BBBB GGGG GGGG RRRR RRRR AAAA AAAA */ MESA_FORMAT_B8G8R8X8_SRGB, /* xxxx xxxx RRRR RRRR GGGG GGGG BBBB BBBB */ + MESA_FORMAT_X8R8G8B8_SRGB, /* BBBB BBBB GGGG GGGG RRRR RRRR xxxx xxxx */ MESA_FORMAT_R8G8B8A8_SRGB, /* AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR */ MESA_FORMAT_R8G8B8X8_SRGB, /* xxxx xxxx BBBB BBBB GGGG GGGG RRRR RRRR */ + MESA_FORMAT_X8B8G8R8_SRGB, /* RRRR RRRR GGGG GGGG BBBB BBBB xxxx xxxx */ MESA_FORMAT_L8A8_SRGB, /* AAAA AAAA LLLL LLLL */ + MESA_FORMAT_A8L8_SRGB, /* LLLL LLLL AAAA AAAA */ + MESA_FORMAT_R_SRGB8, /* RRRR RRRR */ /* Array sRGB formats */ MESA_FORMAT_L_SRGB8, /* ubyte[i] = L */ @@ -295,8 +474,27 @@ typedef enum MESA_FORMAT_Z_FLOAT32, /* Packed signed/unsigned non-normalized integer formats */ + + MESA_FORMAT_A8B8G8R8_UINT, /* RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA */ + MESA_FORMAT_A8R8G8B8_UINT, /* BBBB BBBB GGGG GGGG RRRR RRRR AAAA AAAA */ + MESA_FORMAT_R8G8B8A8_UINT, /* AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR */ + MESA_FORMAT_B8G8R8A8_UINT, /* AAAA AAAA RRRR RRRR GGGG GGGG BBBB BBBB */ MESA_FORMAT_B10G10R10A2_UINT, /* AARR RRRR RRRR GGGG GGGG GGBB BBBB BBBB */ MESA_FORMAT_R10G10B10A2_UINT, /* AABB BBBB BBBB GGGG GGGG GGRR RRRR RRRR */ + MESA_FORMAT_A2B10G10R10_UINT, /* RRRR RRRR RRGG GGGG GGGG BBBB BBBB BBAA */ + MESA_FORMAT_A2R10G10B10_UINT, /* BBBB BBBB BBGG GGGG GGGG RRRR RRRR RRAA */ + MESA_FORMAT_B5G6R5_UINT, /* RRRR RGGG GGGB BBBB */ + MESA_FORMAT_R5G6B5_UINT, /* BBBB BGGG GGGR RRRR */ + MESA_FORMAT_B2G3R3_UINT, /* RRRG GGBB */ + MESA_FORMAT_R3G3B2_UINT, /* BBGG GRRR */ + MESA_FORMAT_A4B4G4R4_UINT, /* RRRR GGGG BBBB AAAA */ + MESA_FORMAT_R4G4B4A4_UINT, /* AAAA BBBB GGGG RRRR */ + MESA_FORMAT_B4G4R4A4_UINT, /* AAAA RRRR GGGG BBBB */ + MESA_FORMAT_A4R4G4B4_UINT, /* BBBB GGGG RRRR AAAA */ + MESA_FORMAT_A1B5G5R5_UINT, /* RRRR RGGG GGBB BBBA */ + MESA_FORMAT_B5G5R5A1_UINT, /* ARRR RRGG GGGB BBBB */ + MESA_FORMAT_A1R5G5B5_UINT, /* BBBB BGGG GGRR RRRA */ + MESA_FORMAT_R5G5B5A1_UINT, /* ABBB BBGG GGGR RRRR */ /* Array signed/unsigned non-normalized integer formats */ MESA_FORMAT_A_UINT8, @@ -403,6 +601,69 @@ typedef enum MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1, MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1, + /* BPTC compressed formats */ + MESA_FORMAT_BPTC_RGBA_UNORM, + MESA_FORMAT_BPTC_SRGB_ALPHA_UNORM, + MESA_FORMAT_BPTC_RGB_SIGNED_FLOAT, + MESA_FORMAT_BPTC_RGB_UNSIGNED_FLOAT, + + /* ASTC compressed formats */ + MESA_FORMAT_RGBA_ASTC_4x4, + MESA_FORMAT_RGBA_ASTC_5x4, + MESA_FORMAT_RGBA_ASTC_5x5, + MESA_FORMAT_RGBA_ASTC_6x5, + MESA_FORMAT_RGBA_ASTC_6x6, + MESA_FORMAT_RGBA_ASTC_8x5, + MESA_FORMAT_RGBA_ASTC_8x6, + MESA_FORMAT_RGBA_ASTC_8x8, + MESA_FORMAT_RGBA_ASTC_10x5, + MESA_FORMAT_RGBA_ASTC_10x6, + MESA_FORMAT_RGBA_ASTC_10x8, + MESA_FORMAT_RGBA_ASTC_10x10, + MESA_FORMAT_RGBA_ASTC_12x10, + MESA_FORMAT_RGBA_ASTC_12x12, + + MESA_FORMAT_SRGB8_ALPHA8_ASTC_4x4, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_5x4, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_5x5, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_6x5, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_6x6, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_8x5, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_8x6, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_8x8, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_10x5, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_10x6, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_10x8, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_10x10, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_12x10, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_12x12, + + MESA_FORMAT_RGBA_ASTC_3x3x3, + MESA_FORMAT_RGBA_ASTC_4x3x3, + MESA_FORMAT_RGBA_ASTC_4x4x3, + MESA_FORMAT_RGBA_ASTC_4x4x4, + MESA_FORMAT_RGBA_ASTC_5x4x4, + MESA_FORMAT_RGBA_ASTC_5x5x4, + MESA_FORMAT_RGBA_ASTC_5x5x5, + MESA_FORMAT_RGBA_ASTC_6x5x5, + MESA_FORMAT_RGBA_ASTC_6x6x5, + MESA_FORMAT_RGBA_ASTC_6x6x6, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_3x3x3, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_4x3x3, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_4x4x3, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_4x4x4, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_5x4x4, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_5x5x4, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_5x5x5, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_6x5x5, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_6x6x5, + MESA_FORMAT_SRGB8_ALPHA8_ASTC_6x6x6, + + /* ATC compressed formats */ + MESA_FORMAT_ATC_RGB, + MESA_FORMAT_ATC_RGBA_EXPLICIT, + MESA_FORMAT_ATC_RGBA_INTERPOLATED, + MESA_FORMAT_COUNT } mesa_format; @@ -419,15 +680,34 @@ _mesa_get_format_bits(mesa_format format, GLenum pname); extern GLuint _mesa_get_format_max_bits(mesa_format format); +extern enum mesa_format_layout +_mesa_get_format_layout(mesa_format format); + extern GLenum _mesa_get_format_datatype(mesa_format format); extern GLenum -_mesa_get_format_base_format(mesa_format format); +_mesa_get_format_base_format(uint32_t format); extern void _mesa_get_format_block_size(mesa_format format, GLuint *bw, GLuint *bh); +extern void +_mesa_get_format_block_size_3d(mesa_format format, GLuint *bw, + GLuint *bh, GLuint *bd); + +extern mesa_array_format +_mesa_array_format_flip_channels(mesa_array_format format); + +extern void +_mesa_get_format_swizzle(mesa_format format, uint8_t swizzle_out[4]); + +extern uint32_t +_mesa_format_to_array_format(mesa_format format); + +extern mesa_format +_mesa_format_from_array_format(uint32_t array_format); + extern GLboolean _mesa_is_format_compressed(mesa_format format); @@ -446,6 +726,15 @@ _mesa_is_format_signed(mesa_format format); extern GLboolean _mesa_is_format_integer(mesa_format format); +extern bool +_mesa_is_format_etc2(mesa_format format); + +bool +_mesa_is_format_astc_2d(mesa_format format); + +GLenum +_mesa_is_format_color_format(mesa_format format); + extern GLenum _mesa_get_format_color_encoding(mesa_format format); @@ -461,7 +750,7 @@ extern GLint _mesa_format_row_stride(mesa_format format, GLsizei width); extern void -_mesa_format_to_type_and_comps(mesa_format format, +_mesa_uncompressed_format_to_type_and_comps(mesa_format format, GLenum *datatype, GLuint *comps); extern void @@ -470,6 +759,9 @@ _mesa_test_formats(void); extern mesa_format _mesa_get_srgb_format_linear(mesa_format format); +extern mesa_format +_mesa_get_linear_format_srgb(mesa_format format); + extern mesa_format _mesa_get_uncompressed_format(mesa_format format); @@ -482,7 +774,10 @@ _mesa_format_has_color_component(mesa_format format, int component); GLboolean _mesa_format_matches_format_and_type(mesa_format mesa_format, GLenum format, GLenum type, - GLboolean swapBytes); + GLboolean swapBytes, GLenum *error); + +mesa_format +_mesa_format_fallback_rgbx_to_rgba(mesa_format format); #ifdef __cplusplus }