/*
* Mesa 3-D graphics library
- * Version: 7.7
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
* Copyright (c) 2008-2009 VMware, Inc.
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
*/
/*
#endif
-/* OpenGL doesn't have GL_UNSIGNED_BYTE_4_4, so we must define our own type
- * for GL_LUMINANCE4_ALPHA4. */
+/**
+ * OpenGL doesn't have GL_UNSIGNED_BYTE_4_4, so we must define our own type
+ * for GL_LUMINANCE4_ALPHA4.
+ */
#define MESA_UNSIGNED_BYTE_4_4 (GL_UNSIGNED_BYTE<<1)
+/**
+ * Max number of bytes for any non-compressed pixel format below, or for
+ * intermediate pixel storage in Mesa. This should never be less than
+ * 16. Maybe 32 someday?
+ */
+#define MAX_PIXEL_BYTES 16
+
+
/**
* Mesa texture/renderbuffer image formats.
*/
{
MESA_FORMAT_NONE = 0,
- /**
- * \name Basic hardware formats
- */
- /*@{*/
- /* msb <------ TEXEL BITS -----------> lsb */
- /* ---- ---- ---- ---- ---- ---- ---- ---- */
- MESA_FORMAT_RGBA8888, /* RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA */
- MESA_FORMAT_RGBA8888_REV, /* AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR */
- MESA_FORMAT_ARGB8888, /* AAAA AAAA RRRR RRRR GGGG GGGG BBBB BBBB */
- MESA_FORMAT_ARGB8888_REV, /* BBBB BBBB GGGG GGGG RRRR RRRR AAAA AAAA */
- MESA_FORMAT_RGBX8888, /* RRRR RRRR GGGG GGGG BBBB BBBB XXXX XXXX */
- MESA_FORMAT_RGBX8888_REV, /* xxxx xxxx BBBB BBBB GGGG GGGG RRRR RRRR */
- MESA_FORMAT_XRGB8888, /* xxxx xxxx RRRR RRRR GGGG GGGG BBBB BBBB */
- MESA_FORMAT_XRGB8888_REV, /* BBBB BBBB GGGG GGGG RRRR RRRR xxxx xxxx */
- MESA_FORMAT_RGB888, /* RRRR RRRR GGGG GGGG BBBB BBBB */
- MESA_FORMAT_BGR888, /* BBBB BBBB GGGG GGGG RRRR RRRR */
- MESA_FORMAT_RGB565, /* RRRR RGGG GGGB BBBB */
- MESA_FORMAT_RGB565_REV, /* GGGB BBBB RRRR RGGG */
- MESA_FORMAT_ARGB4444, /* AAAA RRRR GGGG BBBB */
- MESA_FORMAT_ARGB4444_REV, /* GGGG BBBB AAAA RRRR */
- MESA_FORMAT_RGBA5551, /* RRRR RGGG GGBB BBBA */
- MESA_FORMAT_ARGB1555, /* ARRR RRGG GGGB BBBB */
- MESA_FORMAT_ARGB1555_REV, /* GGGB BBBB ARRR RRGG */
- MESA_FORMAT_AL44, /* AAAA LLLL */
- MESA_FORMAT_AL88, /* AAAA AAAA LLLL LLLL */
- MESA_FORMAT_AL88_REV, /* LLLL LLLL AAAA AAAA */
- MESA_FORMAT_AL1616, /* AAAA AAAA AAAA AAAA LLLL LLLL LLLL LLLL */
- MESA_FORMAT_AL1616_REV, /* LLLL LLLL LLLL LLLL AAAA AAAA AAAA AAAA */
- MESA_FORMAT_RGB332, /* RRRG GGBB */
- MESA_FORMAT_A8, /* AAAA AAAA */
- MESA_FORMAT_A16, /* AAAA AAAA AAAA AAAA */
- MESA_FORMAT_L8, /* LLLL LLLL */
- MESA_FORMAT_L16, /* LLLL LLLL LLLL LLLL */
- MESA_FORMAT_I8, /* IIII IIII */
- MESA_FORMAT_I16, /* IIII IIII IIII IIII */
- MESA_FORMAT_YCBCR, /* YYYY YYYY UorV UorV */
- MESA_FORMAT_YCBCR_REV, /* UorV UorV YYYY YYYY */
- MESA_FORMAT_R8, /* RRRR RRRR */
- MESA_FORMAT_RG88, /* RRRR RRRR GGGG GGGG */
- MESA_FORMAT_RG88_REV, /* GGGG GGGG RRRR RRRR */
- MESA_FORMAT_R16, /* RRRR RRRR RRRR RRRR */
- MESA_FORMAT_RG1616, /* RRRR RRRR RRRR RRRR GGGG GGGG GGGG GGGG */
- MESA_FORMAT_RG1616_REV, /* GGGG GGGG GGGG GGGG RRRR RRRR RRRR RRRR */
- MESA_FORMAT_ARGB2101010, /* AARR RRRR RRRR GGGG GGGG GGBB BBBB BBBB */
- MESA_FORMAT_Z24_S8, /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ SSSS SSSS */
- MESA_FORMAT_S8_Z24, /* SSSS SSSS ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */
- MESA_FORMAT_Z16, /* ZZZZ ZZZZ ZZZZ ZZZZ */
- MESA_FORMAT_X8_Z24, /* xxxx xxxx ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */
- MESA_FORMAT_Z24_X8, /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ xxxx xxxx */
- MESA_FORMAT_Z32, /* ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ ZZZZ */
- MESA_FORMAT_S8, /* SSSS SSSS */
- /*@}*/
-
/**
- * \name 8-bit/channel sRGB formats
- */
- /*@{*/
- MESA_FORMAT_SRGB8,
- MESA_FORMAT_SRGBA8,
- MESA_FORMAT_SARGB8,
- MESA_FORMAT_SL8,
- MESA_FORMAT_SLA8,
- MESA_FORMAT_SRGB_DXT1,
- MESA_FORMAT_SRGBA_DXT1,
- MESA_FORMAT_SRGBA_DXT3,
- MESA_FORMAT_SRGBA_DXT5,
- /*@}*/
-
- /**
- * \name Compressed texture formats.
+ * \name Basic hardware formats
+ *
+ * The mesa format name specification is as follows:
+ *
+ * There shall be 3 naming format base types: those for component array
+ * formats (type A); those for compressed formats (type C); and those for
+ * packed component formats (type P). With type A formats, color component
+ * order does not change with endianess. Each format name shall begin with
+ * MESA_FORMAT_, followed by a component label (from the Component Label
+ * list below) for each component in the order that the component(s) occur
+ * in the format, except for non-linear color formats where the first
+ * letter shall be 'S'. For type P formats, each component label is
+ * followed by the number of bits that represent it in the fundamental
+ * data type used by the format.
+ *
+ * Following the listing of the component labels shall be an underscore; a
+ * compression type followed by an underscore for Type C formats only; a
+ * storage type from the list below; and a bit with for type A formats,
+ * which is the bit width for each array element.
+ *
+ *
+ * ---------- Format Base Type A: Array ----------
+ * MESA_FORMAT_[component list]_[storage type][array element bit width]
+ *
+ * examples:
+ * MESA_FORMAT_A_SNORM8 - uchar[i] = A
+ * MESA_FORMAT_RGBA_16 - ushort[i * 4 + 0] = R, ushort[i * 4 + 1] = G,
+ * ushort[i * 4 + 2] = B, ushort[i * 4 + 3] = A
+ * MESA_FORMAT_Z_UNORM32 - float[i] = Z
+ *
+ *
+ *
+ * ---------- Format Base Type C: Compressed ----------
+ * MESA_FORMAT_[component list*][_*][compression type][storage type*]
+ * * where required
+ *
+ * examples:
+ * MESA_FORMAT_RGB_ETC1
+ * MESA_FORMAT_RGBA_ETC2
+ * MESA_FORMAT_LATC1_UNORM
+ * MESA_FORMAT_RGBA_FXT1
+ *
+ *
+ *
+ * ---------- Format Base Type P: Packed ----------
+ * MESA_FORMAT_[[component list,bit width][storage type*][_]][_][storage type**]
+ * * when type differs between component
+ * ** 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_Z32_FLOAT_S8X24_UINT
+ * MESA_FORMAT_R10G10B10A2_UINT
+ * MESA_FORMAT_R9G9B9E5_FLOAT
+ *
+ *
+ *
+ * ---------- Component Labels: ----------
+ * A - Alpha
+ * B - Blue
+ * DU - Delta U
+ * DV - Delta V
+ * E - Shared Exponent
+ * G - Green
+ * I - Intensity
+ * L - Luminance
+ * R - Red
+ * S - Stencil (when not followed by RGB or RGBA)
+ * U - Chrominance
+ * V - Chrominance
+ * Y - Luma
+ * X - Packing bits
+ * Z - Depth
+ *
+ *
+ *
+ * ---------- Type C Compression Types: ----------
+ * DXT1 - Color component labels shall be given
+ * DXT3 - Color component labels shall be given
+ * DXT5 - Color component labels shall be given
+ * ETC1 - No other information required
+ * ETC2 - No other information required
+ * FXT1 - Color component labels shall be given
+ * FXT3 - Color component labels shall be given
+ * LATC1 - Fundamental data type shall be given
+ * LATC2 - Fundamental data type shall be given
+ * RGTC1 - Color component labels and data type shall be given
+ * RGTC2 - Color component labels and data type shall be given
+ *
+ *
+ *
+ * ---------- Storage Types: ----------
+ * FLOAT
+ * SINT
+ * UINT
+ * SNORM
+ * UNORM
+ * SRGB - RGB components, or L are UNORMs in sRGB color space.
+ * Alpha, if present is linear.
+ *
*/
- /*@{*/
- MESA_FORMAT_RGB_FXT1,
- MESA_FORMAT_RGBA_FXT1,
- MESA_FORMAT_RGB_DXT1,
- MESA_FORMAT_RGBA_DXT1,
- MESA_FORMAT_RGBA_DXT3,
- MESA_FORMAT_RGBA_DXT5,
- /*@}*/
- /**
- * \name Floating point texture formats.
- */
- /*@{*/
- MESA_FORMAT_RGBA_FLOAT32,
- MESA_FORMAT_RGBA_FLOAT16,
- MESA_FORMAT_RGB_FLOAT32,
- MESA_FORMAT_RGB_FLOAT16,
- MESA_FORMAT_ALPHA_FLOAT32,
- MESA_FORMAT_ALPHA_FLOAT16,
- MESA_FORMAT_LUMINANCE_FLOAT32,
- MESA_FORMAT_LUMINANCE_FLOAT16,
- MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32,
- MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16,
- MESA_FORMAT_INTENSITY_FLOAT32,
- MESA_FORMAT_INTENSITY_FLOAT16,
- MESA_FORMAT_R_FLOAT32,
+ /* Packed unorm formats */ /* msb <------ TEXEL BITS -----------> lsb */
+ /* ---- ---- ---- ---- ---- ---- ---- ---- */
+ MESA_FORMAT_A8B8G8R8_UNORM, /* RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA */
+ MESA_FORMAT_X8B8G8R8_UNORM, /* RRRR RRRR GGGG GGGG BBBB BBBB xxxx xxxx */
+ MESA_FORMAT_R8G8B8A8_UNORM, /* AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR */
+ MESA_FORMAT_R8G8B8X8_UNORM, /* xxxx xxxx BBBB BBBB GGGG GGGG RRRR RRRR */
+ MESA_FORMAT_B8G8R8A8_UNORM, /* AAAA AAAA RRRR RRRR GGGG GGGG BBBB BBBB */
+ MESA_FORMAT_B8G8R8X8_UNORM, /* xxxx xxxx RRRR RRRR GGGG GGGG BBBB BBBB */
+ MESA_FORMAT_A8R8G8B8_UNORM, /* BBBB BBBB GGGG GGGG RRRR RRRR AAAA AAAA */
+ MESA_FORMAT_X8R8G8B8_UNORM, /* BBBB BBBB GGGG GGGG RRRR RRRR xxxx xxxx */
+ MESA_FORMAT_L16A16_UNORM, /* AAAA AAAA AAAA AAAA LLLL LLLL LLLL LLLL */
+ MESA_FORMAT_A16L16_UNORM, /* LLLL LLLL LLLL LLLL AAAA AAAA AAAA AAAA */
+ MESA_FORMAT_B5G6R5_UNORM, /* RRRR RGGG GGGB BBBB */
+ MESA_FORMAT_R5G6B5_UNORM, /* BBBB BGGG GGGR RRRR */
+ MESA_FORMAT_B4G4R4A4_UNORM, /* AAAA RRRR GGGG BBBB */
+ 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_B5G5R5A1_UNORM, /* ARRR RRGG GGGB BBBB */
+ MESA_FORMAT_B5G5R5X1_UNORM, /* xRRR RRGG GGGB BBBB */
+ MESA_FORMAT_A1R5G5B5_UNORM, /* BBBB BGGG GGRR RRRA */
+ MESA_FORMAT_L8A8_UNORM, /* AAAA AAAA LLLL LLLL */
+ MESA_FORMAT_A8L8_UNORM, /* LLLL LLLL AAAA AAAA */
+ MESA_FORMAT_R8G8_UNORM, /* GGGG GGGG RRRR RRRR */
+ MESA_FORMAT_G8R8_UNORM, /* RRRR RRRR GGGG GGGG */
+ MESA_FORMAT_L4A4_UNORM, /* AAAA LLLL */
+ MESA_FORMAT_B2G3R3_UNORM, /* RRRG GGBB */
+
+ MESA_FORMAT_R16G16_UNORM, /* GGGG GGGG GGGG GGGG RRRR RRRR RRRR RRRR */
+ MESA_FORMAT_G16R16_UNORM, /* RRRR RRRR RRRR RRRR GGGG GGGG GGGG GGGG */
+ 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_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 */
+
+ MESA_FORMAT_YCBCR, /* YYYY YYYY UorV UorV */
+ MESA_FORMAT_YCBCR_REV, /* UorV UorV YYYY YYYY */
+
+ MESA_FORMAT_DUDV8, /* DUDU DUDU DVDV DVDV */
+
+ /* Array unorm formats */
+ MESA_FORMAT_A_UNORM8, /* ubyte[i] = A */
+ MESA_FORMAT_A_UNORM16, /* ushort[i] = A */
+ MESA_FORMAT_L_UNORM8, /* ubyte[i] = L */
+ MESA_FORMAT_L_UNORM16, /* ushort[i] = L */
+ MESA_FORMAT_I_UNORM8, /* ubyte[i] = I */
+ MESA_FORMAT_I_UNORM16, /* ushort[i] = I */
+ MESA_FORMAT_R_UNORM8, /* ubyte[i] = R */
+ MESA_FORMAT_R_UNORM16, /* ushort[i] = R */
+ MESA_FORMAT_BGR_UNORM8, /* ubyte[i*3] = B, [i*3+1] = G, [i*3+2] = R */
+ MESA_FORMAT_RGB_UNORM8, /* ubyte[i*3] = R, [i*3+1] = G, [i*3+2] = B */
+ MESA_FORMAT_RGBA_UNORM16, /* ushort[i] = R, [1] = G, [2] = B, [3] = A */
+ MESA_FORMAT_RGBX_UNORM16,
+
+ MESA_FORMAT_Z_UNORM16, /* ushort[i] = Z */
+ MESA_FORMAT_Z_UNORM32, /* uint[i] = Z */
+ MESA_FORMAT_S_UINT8, /* ubyte[i] = S */
+
+ /* Packed signed/normalized formats */
+ /* msb <------ TEXEL BITS -----------> lsb */
+ /* ---- ---- ---- ---- ---- ---- ---- ---- */
+ MESA_FORMAT_A8B8G8R8_SNORM, /* RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA */
+ MESA_FORMAT_X8B8G8R8_SNORM, /* RRRR RRRR GGGG GGGG BBBB BBBB xxxx xxxx */
+ MESA_FORMAT_R8G8B8A8_SNORM, /* AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR */
+ MESA_FORMAT_R8G8B8X8_SNORM, /* xxxx xxxx BBBB BBBB GGGG GGGG RRRR RRRR */
+ MESA_FORMAT_R16G16_SNORM, /* GGGG GGGG GGGG GGGG RRRR RRRR RRRR RRRR */
+ MESA_FORMAT_G16R16_SNORM, /* RRRR RRRR RRRR RRRR GGGG GGGG GGGG GGGG */
+ MESA_FORMAT_R8G8_SNORM, /* GGGG GGGG RRRR RRRR */
+ MESA_FORMAT_G8R8_SNORM, /* RRRR RRRR GGGG GGGG */
+ MESA_FORMAT_L8A8_SNORM, /* AAAA AAAA LLLL LLLL */
+
+ /* Array signed/normalized formats */
+ MESA_FORMAT_A_SNORM8, /* byte[i] = A */
+ MESA_FORMAT_A_SNORM16, /* short[i] = A */
+ MESA_FORMAT_L_SNORM8, /* byte[i] = L */
+ MESA_FORMAT_L_SNORM16, /* short[i] = L */
+ MESA_FORMAT_I_SNORM8, /* byte[i] = I */
+ MESA_FORMAT_I_SNORM16, /* short[i] = I */
+ MESA_FORMAT_R_SNORM8, /* byte[i] = R */
+ MESA_FORMAT_R_SNORM16, /* short[i] = R */
+ MESA_FORMAT_LA_SNORM16, /* short[i * 2] = L, [i * 2 + 1] = A */
+ MESA_FORMAT_RGB_SNORM16, /* short[i*3] = R, [i*3+1] = G, [i*3+2] = B */
+ MESA_FORMAT_RGBA_SNORM16, /* ... */
+ MESA_FORMAT_RGBX_SNORM16, /* ... */
+
+ /* 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_B8G8R8X8_SRGB, /* xxxx xxxx RRRR RRRR GGGG GGGG BBBB BBBB */
+ 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_L8A8_SRGB, /* AAAA AAAA LLLL LLLL */
+
+ /* Array sRGB formats */
+ MESA_FORMAT_L_SRGB8, /* ubyte[i] = L */
+ MESA_FORMAT_BGR_SRGB8, /* ubyte[i*3] = B, [i*3+1] = G, [i*3+2] = R */
+
+ /* Packed float formats */
+ MESA_FORMAT_R9G9B9E5_FLOAT,
+ MESA_FORMAT_R11G11B10_FLOAT, /* BBBB BBBB BBGG GGGG GGGG GRRR RRRR RRRR */
+ MESA_FORMAT_Z32_FLOAT_S8X24_UINT, /* (float, x24s8) */
+
+ /* Array float formats */
+ MESA_FORMAT_A_FLOAT16,
+ MESA_FORMAT_A_FLOAT32,
+ MESA_FORMAT_L_FLOAT16,
+ MESA_FORMAT_L_FLOAT32,
+ MESA_FORMAT_LA_FLOAT16,
+ MESA_FORMAT_LA_FLOAT32,
+ MESA_FORMAT_I_FLOAT16,
+ MESA_FORMAT_I_FLOAT32,
MESA_FORMAT_R_FLOAT16,
- MESA_FORMAT_RG_FLOAT32,
+ MESA_FORMAT_R_FLOAT32,
MESA_FORMAT_RG_FLOAT16,
- /*@}*/
-
- /**
- * \name Non-normalized signed integer formats.
- * XXX Note: these are just stand-ins for some better hardware
- * formats TBD such as BGRA or ARGB.
- */
- MESA_FORMAT_ALPHA_UINT8,
- MESA_FORMAT_ALPHA_UINT16,
- MESA_FORMAT_ALPHA_UINT32,
- MESA_FORMAT_ALPHA_INT8,
- MESA_FORMAT_ALPHA_INT16,
- MESA_FORMAT_ALPHA_INT32,
-
- MESA_FORMAT_INTENSITY_UINT8,
- MESA_FORMAT_INTENSITY_UINT16,
- MESA_FORMAT_INTENSITY_UINT32,
- MESA_FORMAT_INTENSITY_INT8,
- MESA_FORMAT_INTENSITY_INT16,
- MESA_FORMAT_INTENSITY_INT32,
-
- MESA_FORMAT_LUMINANCE_UINT8,
- MESA_FORMAT_LUMINANCE_UINT16,
- MESA_FORMAT_LUMINANCE_UINT32,
- MESA_FORMAT_LUMINANCE_INT8,
- MESA_FORMAT_LUMINANCE_INT16,
- MESA_FORMAT_LUMINANCE_INT32,
-
- MESA_FORMAT_LUMINANCE_ALPHA_UINT8,
- MESA_FORMAT_LUMINANCE_ALPHA_UINT16,
- MESA_FORMAT_LUMINANCE_ALPHA_UINT32,
- MESA_FORMAT_LUMINANCE_ALPHA_INT8,
- MESA_FORMAT_LUMINANCE_ALPHA_INT16,
- MESA_FORMAT_LUMINANCE_ALPHA_INT32,
-
- MESA_FORMAT_R_INT8,
- MESA_FORMAT_RG_INT8,
- MESA_FORMAT_RGB_INT8,
- MESA_FORMAT_RGBA_INT8,
- MESA_FORMAT_R_INT16,
- MESA_FORMAT_RG_INT16,
- MESA_FORMAT_RGB_INT16,
- MESA_FORMAT_RGBA_INT16,
- MESA_FORMAT_R_INT32,
- MESA_FORMAT_RG_INT32,
- MESA_FORMAT_RGB_INT32,
- MESA_FORMAT_RGBA_INT32,
+ MESA_FORMAT_RG_FLOAT32,
+ MESA_FORMAT_RGB_FLOAT16,
+ MESA_FORMAT_RGB_FLOAT32,
+ MESA_FORMAT_RGBA_FLOAT16,
+ MESA_FORMAT_RGBA_FLOAT32, /* float[0] = R, [1] = G, [2] = B, [3] = A */
+ MESA_FORMAT_RGBX_FLOAT16,
+ MESA_FORMAT_RGBX_FLOAT32,
+ MESA_FORMAT_Z_FLOAT32,
+
+ /* Packed signed/unsigned non-normalized integer formats */
+ MESA_FORMAT_B10G10R10A2_UINT, /* AARR RRRR RRRR GGGG GGGG GGBB BBBB BBBB */
+ MESA_FORMAT_R10G10B10A2_UINT, /* AABB BBBB BBBB GGGG GGGG GGRR RRRR RRRR */
+
+ /* Array signed/unsigned non-normalized integer formats */
+ MESA_FORMAT_A_UINT8,
+ MESA_FORMAT_A_UINT16,
+ MESA_FORMAT_A_UINT32,
+ MESA_FORMAT_A_SINT8,
+ MESA_FORMAT_A_SINT16,
+ MESA_FORMAT_A_SINT32,
+
+ MESA_FORMAT_I_UINT8,
+ MESA_FORMAT_I_UINT16,
+ MESA_FORMAT_I_UINT32,
+ MESA_FORMAT_I_SINT8,
+ MESA_FORMAT_I_SINT16,
+ MESA_FORMAT_I_SINT32,
+
+ MESA_FORMAT_L_UINT8,
+ MESA_FORMAT_L_UINT16,
+ MESA_FORMAT_L_UINT32,
+ MESA_FORMAT_L_SINT8,
+ MESA_FORMAT_L_SINT16,
+ MESA_FORMAT_L_SINT32,
+
+ MESA_FORMAT_LA_UINT8,
+ MESA_FORMAT_LA_UINT16,
+ MESA_FORMAT_LA_UINT32,
+ MESA_FORMAT_LA_SINT8,
+ MESA_FORMAT_LA_SINT16,
+ MESA_FORMAT_LA_SINT32,
- /**
- * \name Non-normalized unsigned integer formats.
- */
MESA_FORMAT_R_UINT8,
- MESA_FORMAT_RG_UINT8,
- MESA_FORMAT_RGB_UINT8,
- MESA_FORMAT_RGBA_UINT8,
MESA_FORMAT_R_UINT16,
- MESA_FORMAT_RG_UINT16,
- MESA_FORMAT_RGB_UINT16,
- MESA_FORMAT_RGBA_UINT16,
MESA_FORMAT_R_UINT32,
+ MESA_FORMAT_R_SINT8,
+ MESA_FORMAT_R_SINT16,
+ MESA_FORMAT_R_SINT32,
+
+ MESA_FORMAT_RG_UINT8,
+ MESA_FORMAT_RG_UINT16,
MESA_FORMAT_RG_UINT32,
+ MESA_FORMAT_RG_SINT8,
+ MESA_FORMAT_RG_SINT16,
+ MESA_FORMAT_RG_SINT32,
+
+ MESA_FORMAT_RGB_UINT8,
+ MESA_FORMAT_RGB_UINT16,
MESA_FORMAT_RGB_UINT32,
+ MESA_FORMAT_RGB_SINT8,
+ MESA_FORMAT_RGB_SINT16,
+ MESA_FORMAT_RGB_SINT32,
+
+ MESA_FORMAT_RGBA_UINT8,
+ MESA_FORMAT_RGBA_UINT16,
MESA_FORMAT_RGBA_UINT32,
+ MESA_FORMAT_RGBA_SINT8,
+ MESA_FORMAT_RGBA_SINT16,
+ MESA_FORMAT_RGBA_SINT32,
+
+ MESA_FORMAT_RGBX_UINT8,
+ MESA_FORMAT_RGBX_UINT16,
+ MESA_FORMAT_RGBX_UINT32,
+ MESA_FORMAT_RGBX_SINT8,
+ MESA_FORMAT_RGBX_SINT16,
+ MESA_FORMAT_RGBX_SINT32,
+
+ /* DXT compressed formats */
+ MESA_FORMAT_RGB_DXT1,
+ MESA_FORMAT_RGBA_DXT1,
+ MESA_FORMAT_RGBA_DXT3,
+ MESA_FORMAT_RGBA_DXT5,
- /* msb <------ TEXEL BITS -----------> lsb */
- /* ---- ---- ---- ---- ---- ---- ---- ---- */
- /**
- * \name Signed fixed point texture formats.
- */
- /*@{*/
- MESA_FORMAT_DUDV8, /* DUDU DUDU DVDV DVDV */
- MESA_FORMAT_SIGNED_R8, /* RRRR RRRR */
- MESA_FORMAT_SIGNED_RG88_REV, /* GGGG GGGG RRRR RRRR */
- MESA_FORMAT_SIGNED_RGBX8888, /* RRRR RRRR GGGG GGGG BBBB BBBB xxxx xxxx */
- MESA_FORMAT_SIGNED_RGBA8888, /* RRRR RRRR GGGG GGGG BBBB BBBB AAAA AAAA */
- MESA_FORMAT_SIGNED_RGBA8888_REV,/*AAAA AAAA BBBB BBBB GGGG GGGG RRRR RRRR */
- MESA_FORMAT_SIGNED_R16, /* RRRR RRRR RRRR RRRR */
- MESA_FORMAT_SIGNED_GR1616, /* GGGG GGGG GGGG GGGG RRRR RRRR RRRR RRRR */
- MESA_FORMAT_SIGNED_RGB_16, /* ushort[0]=R, ushort[1]=G, ushort[2]=B */
- MESA_FORMAT_SIGNED_RGBA_16, /* ... */
- MESA_FORMAT_RGBA_16, /* ... */
- /*@}*/
-
- /*@{*/
- MESA_FORMAT_RED_RGTC1,
- MESA_FORMAT_SIGNED_RED_RGTC1,
- MESA_FORMAT_RG_RGTC2,
- MESA_FORMAT_SIGNED_RG_RGTC2,
- /*@}*/
-
- /*@{*/
- MESA_FORMAT_L_LATC1,
- MESA_FORMAT_SIGNED_L_LATC1,
- MESA_FORMAT_LA_LATC2,
- MESA_FORMAT_SIGNED_LA_LATC2,
- /*@}*/
-
- MESA_FORMAT_SIGNED_A8, /* AAAA AAAA */
- MESA_FORMAT_SIGNED_L8, /* LLLL LLLL */
- MESA_FORMAT_SIGNED_AL88, /* AAAA AAAA LLLL LLLL */
- MESA_FORMAT_SIGNED_I8, /* IIII IIII */
- MESA_FORMAT_SIGNED_A16, /* AAAA AAAA AAAA AAAA */
- MESA_FORMAT_SIGNED_L16, /* LLLL LLLL LLLL LLLL */
- MESA_FORMAT_SIGNED_AL1616, /* AAAA AAAA AAAA AAAA LLLL LLLL LLLL LLLL */
- MESA_FORMAT_SIGNED_I16, /* IIII IIII IIII IIII */
-
- MESA_FORMAT_RGB9_E5_FLOAT,
- MESA_FORMAT_R11_G11_B10_FLOAT,
-
- MESA_FORMAT_Z32_FLOAT,
- MESA_FORMAT_Z32_FLOAT_X24S8,
+ /* DXT sRGB compressed formats */
+ MESA_FORMAT_SRGB_DXT1,
+ MESA_FORMAT_SRGBA_DXT1,
+ MESA_FORMAT_SRGBA_DXT3,
+ MESA_FORMAT_SRGBA_DXT5,
+
+ /* FXT1 compressed formats */
+ MESA_FORMAT_RGB_FXT1,
+ MESA_FORMAT_RGBA_FXT1,
+
+ /* RGTC compressed formats */
+ MESA_FORMAT_R_RGTC1_UNORM,
+ MESA_FORMAT_R_RGTC1_SNORM,
+ MESA_FORMAT_RG_RGTC2_UNORM,
+ MESA_FORMAT_RG_RGTC2_SNORM,
+
+ /* LATC1/2 compressed formats */
+ MESA_FORMAT_L_LATC1_UNORM,
+ MESA_FORMAT_L_LATC1_SNORM,
+ MESA_FORMAT_LA_LATC2_UNORM,
+ MESA_FORMAT_LA_LATC2_SNORM,
+
+ /* ETC1/2 compressed formats */
+ MESA_FORMAT_ETC1_RGB8,
+ MESA_FORMAT_ETC2_RGB8,
+ MESA_FORMAT_ETC2_SRGB8,
+ MESA_FORMAT_ETC2_RGBA8_EAC,
+ MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC,
+ MESA_FORMAT_ETC2_R11_EAC,
+ MESA_FORMAT_ETC2_RG11_EAC,
+ MESA_FORMAT_ETC2_SIGNED_R11_EAC,
+ MESA_FORMAT_ETC2_SIGNED_RG11_EAC,
+ MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1,
+ MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1,
MESA_FORMAT_COUNT
-} gl_format;
+} mesa_format;
extern const char *
-_mesa_get_format_name(gl_format format);
+_mesa_get_format_name(mesa_format format);
extern GLint
-_mesa_get_format_bytes(gl_format format);
+_mesa_get_format_bytes(mesa_format format);
extern GLint
-_mesa_get_format_bits(gl_format format, GLenum pname);
+_mesa_get_format_bits(mesa_format format, GLenum pname);
+
+extern GLuint
+_mesa_get_format_max_bits(mesa_format format);
extern GLenum
-_mesa_get_format_datatype(gl_format format);
+_mesa_get_format_datatype(mesa_format format);
extern GLenum
-_mesa_get_format_base_format(gl_format format);
+_mesa_get_format_base_format(mesa_format format);
extern void
-_mesa_get_format_block_size(gl_format format, GLuint *bw, GLuint *bh);
+_mesa_get_format_block_size(mesa_format format, GLuint *bw, GLuint *bh);
extern GLboolean
-_mesa_is_format_compressed(gl_format format);
+_mesa_is_format_compressed(mesa_format format);
extern GLboolean
-_mesa_is_format_packed_depth_stencil(gl_format format);
+_mesa_is_format_packed_depth_stencil(mesa_format format);
extern GLboolean
-_mesa_is_format_integer_color(gl_format format);
+_mesa_is_format_integer_color(mesa_format format);
+
+extern GLboolean
+_mesa_is_format_unsigned(mesa_format format);
+
+extern GLboolean
+_mesa_is_format_signed(mesa_format format);
extern GLenum
-_mesa_get_format_color_encoding(gl_format format);
+_mesa_get_format_color_encoding(mesa_format format);
extern GLuint
-_mesa_format_image_size(gl_format format, GLsizei width,
+_mesa_format_image_size(mesa_format format, GLsizei width,
GLsizei height, GLsizei depth);
extern uint64_t
-_mesa_format_image_size64(gl_format format, GLsizei width,
+_mesa_format_image_size64(mesa_format format, GLsizei width,
GLsizei height, GLsizei depth);
extern GLint
-_mesa_format_row_stride(gl_format format, GLsizei width);
+_mesa_format_row_stride(mesa_format format, GLsizei width);
extern void
-_mesa_format_to_type_and_comps(gl_format format,
+_mesa_format_to_type_and_comps(mesa_format format,
GLenum *datatype, GLuint *comps);
extern void
_mesa_test_formats(void);
-extern gl_format
-_mesa_get_srgb_format_linear(gl_format format);
+extern mesa_format
+_mesa_get_srgb_format_linear(mesa_format format);
-extern gl_format
-_mesa_get_uncompressed_format(gl_format format);
+extern mesa_format
+_mesa_get_uncompressed_format(mesa_format format);
extern GLuint
-_mesa_format_num_components(gl_format format);
+_mesa_format_num_components(mesa_format format);
GLboolean
-_mesa_format_matches_format_and_type(gl_format gl_format,
- GLenum format, GLenum type);
-
+_mesa_format_matches_format_and_type(mesa_format mesa_format,
+ GLenum format, GLenum type,
+ GLboolean swapBytes);
#ifdef __cplusplus
}