diff options
Diffstat (limited to 'src/mesa/pipe/p_format.h')
| -rw-r--r-- | src/mesa/pipe/p_format.h | 421 |
1 files changed, 0 insertions, 421 deletions
diff --git a/src/mesa/pipe/p_format.h b/src/mesa/pipe/p_format.h deleted file mode 100644 index c9ad3243158..00000000000 --- a/src/mesa/pipe/p_format.h +++ /dev/null @@ -1,421 +0,0 @@ -/************************************************************************** - * - * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sub license, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * 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 NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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. - * - **************************************************************************/ - -#ifndef PIPE_FORMAT_H -#define PIPE_FORMAT_H - -#include <stdio.h> // for sprintf - -#include "p_compiler.h" -#include "p_debug.h" - -/** - * The PIPE_FORMAT is a 32-bit wide bitfield that encodes all the information - * needed to uniquely describe a pixel format. - */ - -/** - * Possible format layouts -- occupy first 2 bits. The interpretation of - * the remaining 30 bits depends on a particual format layout. - */ -#define PIPE_FORMAT_LAYOUT_RGBAZS 0 -#define PIPE_FORMAT_LAYOUT_YCBCR 1 - -static INLINE uint pf_layout(uint f) /**< PIPE_FORMAT_LAYOUT_ */ -{ - return f & 0x3; -} - -/** - * RGBAZS Format Layout. - */ - -/** - * Format component selectors for RGBAZS layout. - */ -#define PIPE_FORMAT_COMP_R 0 -#define PIPE_FORMAT_COMP_G 1 -#define PIPE_FORMAT_COMP_B 2 -#define PIPE_FORMAT_COMP_A 3 -#define PIPE_FORMAT_COMP_0 4 -#define PIPE_FORMAT_COMP_1 5 -#define PIPE_FORMAT_COMP_Z 6 -#define PIPE_FORMAT_COMP_S 7 - -/** - * Format types for RGBAZS layout. - */ -#define PIPE_FORMAT_TYPE_UNKNOWN 0 -#define PIPE_FORMAT_TYPE_FLOAT 1 -#define PIPE_FORMAT_TYPE_UNORM 2 -#define PIPE_FORMAT_TYPE_SNORM 3 -#define PIPE_FORMAT_TYPE_USCALED 4 -#define PIPE_FORMAT_TYPE_SSCALED 5 - -/** - * Because the destination vector is assumed to be RGBA FLOAT, we - * need to know how to swizzle and expand components from the source - * vector. - * Let's take U_A1_R5_G5_B5 as an example. X swizzle is A, X size - * is 1 bit and type is UNORM. So we take the most significant bit - * from source vector, convert 0 to 0.0 and 1 to 1.0 and save it - * in the last component of the destination RGBA component. - * Next, Y swizzle is R, Y size is 5 and type is UNORM. We normalize - * those 5 bits into [0.0; 1.0] range and put it into second - * component of the destination vector. Rinse and repeat for - * components Z and W. - * If any of size fields is zero, it means the source format contains - * less than four components. - * If any swizzle is 0 or 1, the corresponding destination component - * should be filled with 0.0 and 1.0, respectively. - */ -typedef uint pipe_format_rgbazs_t; - -static INLINE uint pf_get(pipe_format_rgbazs_t f, uint shift, uint mask) -{ - return (f >> shift) & mask; -} - -/* XXX: The bit layout needs to be revised, can't currently encode 10-bit components. */ - -#define pf_swizzle_x(f) pf_get(f, 2, 0x7) /**< PIPE_FORMAT_COMP_ */ -#define pf_swizzle_y(f) pf_get(f, 5, 0x7) /**< PIPE_FORMAT_COMP_ */ -#define pf_swizzle_z(f) pf_get(f, 8, 0x7) /**< PIPE_FORMAT_COMP_ */ -#define pf_swizzle_w(f) pf_get(f, 11, 0x7) /**< PIPE_FORMAT_COMP_ */ -#define pf_swizzle_xyzw(f,i) pf_get(f, 2+((i)*3), 0x7) -#define pf_size_x(f) pf_get(f, 14, 0x7) /**< Size of X */ -#define pf_size_y(f) pf_get(f, 17, 0x7) /**< Size of Y */ -#define pf_size_z(f) pf_get(f, 20, 0x7) /**< Size of Z */ -#define pf_size_w(f) pf_get(f, 23, 0x7) /**< Size of W */ -#define pf_size_xyzw(f,i) pf_get(f, 14+((i)*3), 0x7) -#define pf_exp8(f) pf_get(f, 26, 0x3) /**< Scale size by 8 ^ exp8 */ -#define pf_type(f) pf_get(f, 28, 0xf) /**< PIPE_FORMAT_TYPE_ */ - -/** - * Helper macro to encode the above structure into a 32-bit value. - */ -#define _PIPE_FORMAT_RGBAZS( SWZ, SIZEX, SIZEY, SIZEZ, SIZEW, EXP8, TYPE ) (\ - (PIPE_FORMAT_LAYOUT_RGBAZS << 0) |\ - ((SWZ) << 2) |\ - ((SIZEX) << 14) |\ - ((SIZEY) << 17) |\ - ((SIZEZ) << 20) |\ - ((SIZEW) << 23) |\ - ((EXP8) << 26) |\ - ((TYPE) << 28) ) - -/** - * Helper macro to encode the swizzle part of the structure above. - */ -#define _PIPE_FORMAT_SWZ( SWZX, SWZY, SWZZ, SWZW ) (((SWZX) << 0) | ((SWZY) << 3) | ((SWZZ) << 6) | ((SWZW) << 9)) - -/** - * Shorthand macro for RGBAZS layout with component sizes in 1-bit units. - */ -#define _PIPE_FORMAT_RGBAZS_1( SWZ, SIZEX, SIZEY, SIZEZ, SIZEW, TYPE )\ - _PIPE_FORMAT_RGBAZS( SWZ, SIZEX, SIZEY, SIZEZ, SIZEW, 0, TYPE ) - -/** - * Shorthand macro for RGBAZS layout with component sizes in 8-bit units. - */ -#define _PIPE_FORMAT_RGBAZS_8( SWZ, SIZEX, SIZEY, SIZEZ, SIZEW, TYPE )\ - _PIPE_FORMAT_RGBAZS( SWZ, SIZEX, SIZEY, SIZEZ, SIZEW, 1, TYPE ) - -/** - * Shorthand macro for RGBAZS layout with component sizes in 64-bit units. - */ -#define _PIPE_FORMAT_RGBAZS_64( SWZ, SIZEX, SIZEY, SIZEZ, SIZEW, TYPE )\ - _PIPE_FORMAT_RGBAZS( SWZ, SIZEX, SIZEY, SIZEZ, SIZEW, 2, TYPE ) - -/** - * Shorthand macro for common format swizzles. - */ -#define _PIPE_FORMAT_R000 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0 ) -#define _PIPE_FORMAT_RG00 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_G, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0 ) -#define _PIPE_FORMAT_RGB0 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_G, PIPE_FORMAT_COMP_B, PIPE_FORMAT_COMP_0 ) -#define _PIPE_FORMAT_RGBA _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_G, PIPE_FORMAT_COMP_B, PIPE_FORMAT_COMP_A ) -#define _PIPE_FORMAT_ARGB _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_A, PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_G, PIPE_FORMAT_COMP_B ) -#define _PIPE_FORMAT_BGRA _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_B, PIPE_FORMAT_COMP_G, PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_A ) -#define _PIPE_FORMAT_0000 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0 ) -#define _PIPE_FORMAT_000R _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_R ) -#define _PIPE_FORMAT_RRR1 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_1 ) -#define _PIPE_FORMAT_RRRR _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_R ) -#define _PIPE_FORMAT_RRRG _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_G ) -#define _PIPE_FORMAT_Z000 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_Z, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0 ) -#define _PIPE_FORMAT_SZ00 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_S, PIPE_FORMAT_COMP_Z, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0 ) -#define _PIPE_FORMAT_ZS00 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_Z, PIPE_FORMAT_COMP_S, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0 ) -#define _PIPE_FORMAT_S000 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_S, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0 ) - -/** - * YCBCR Format Layout. - */ - -/** - * This only contains a flag that indicates whether the format is reversed or - * not. - */ -typedef uint pipe_format_ycbcr_t; - -/** - * Helper macro to encode the above structure into a 32-bit value. - */ -#define _PIPE_FORMAT_YCBCR( REV ) (\ - (PIPE_FORMAT_LAYOUT_YCBCR << 0) |\ - ((REV) << 2) ) - -static INLINE uint pf_rev(pipe_format_ycbcr_t f) -{ - return (f >> 2) & 0x1; -} - -/** - * Texture/surface image formats (preliminary) - */ - -/* KW: Added lots of surface formats to support vertex element layout - * definitions, and eventually render-to-vertex-buffer. Could - * consider making float/int/uint/scaled/normalized a separate - * parameter, but on the other hand there are special cases like - * z24s8, compressed textures, ycbcr, etc that won't fit that model. - */ - -enum pipe_format { - PIPE_FORMAT_NONE = _PIPE_FORMAT_RGBAZS_1 ( _PIPE_FORMAT_0000, 0, 0, 0, 0, PIPE_FORMAT_TYPE_UNKNOWN ), - PIPE_FORMAT_A8R8G8B8_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_ARGB, 1, 1, 1, 1, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_B8G8R8A8_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_BGRA, 1, 1, 1, 1, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_A1R5G5B5_UNORM = _PIPE_FORMAT_RGBAZS_1 ( _PIPE_FORMAT_ARGB, 1, 5, 5, 5, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_A4R4G4B4_UNORM = _PIPE_FORMAT_RGBAZS_1 ( _PIPE_FORMAT_ARGB, 4, 4, 4, 4, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_R5G6B5_UNORM = _PIPE_FORMAT_RGBAZS_1 ( _PIPE_FORMAT_RGB0, 5, 6, 5, 0, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_U_L8 = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RRR1, 1, 1, 1, 1, PIPE_FORMAT_TYPE_UNORM ), /**< ubyte luminance */ - PIPE_FORMAT_U_A8 = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_000R, 1, 1, 1, 1, PIPE_FORMAT_TYPE_UNORM ), /**< ubyte alpha */ - PIPE_FORMAT_U_I8 = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RRRR, 1, 1, 1, 1, PIPE_FORMAT_TYPE_UNORM ), /**< ubyte intensity */ - PIPE_FORMAT_U_A8_L8 = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RRRG, 1, 1, 1, 1, PIPE_FORMAT_TYPE_UNORM ), /**< ubyte alpha, luminance */ - PIPE_FORMAT_YCBCR = _PIPE_FORMAT_YCBCR( 0 ), - PIPE_FORMAT_YCBCR_REV = _PIPE_FORMAT_YCBCR( 1 ), - PIPE_FORMAT_Z16_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_Z000, 2, 0, 0, 0, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_Z32_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_Z000, 4, 0, 0, 0, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_Z32_FLOAT = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_Z000, 4, 0, 0, 0, PIPE_FORMAT_TYPE_FLOAT ), - PIPE_FORMAT_S8Z24_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_SZ00, 1, 3, 0, 0, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_Z24S8_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_ZS00, 3, 1, 0, 0, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_S8_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_S000, 1, 0, 0, 0, PIPE_FORMAT_TYPE_UNORM ), /**< ubyte stencil */ - PIPE_FORMAT_R64_FLOAT = _PIPE_FORMAT_RGBAZS_64( _PIPE_FORMAT_R000, 1, 0, 0, 0, PIPE_FORMAT_TYPE_FLOAT ), - PIPE_FORMAT_R64G64_FLOAT = _PIPE_FORMAT_RGBAZS_64( _PIPE_FORMAT_RG00, 1, 1, 0, 0, PIPE_FORMAT_TYPE_FLOAT ), - PIPE_FORMAT_R64G64B64_FLOAT = _PIPE_FORMAT_RGBAZS_64( _PIPE_FORMAT_RGB0, 1, 1, 1, 0, PIPE_FORMAT_TYPE_FLOAT ), - PIPE_FORMAT_R64G64B64A64_FLOAT = _PIPE_FORMAT_RGBAZS_64( _PIPE_FORMAT_RGBA, 1, 1, 1, 1, PIPE_FORMAT_TYPE_FLOAT ), - PIPE_FORMAT_R32_FLOAT = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 4, 0, 0, 0, PIPE_FORMAT_TYPE_FLOAT ), - PIPE_FORMAT_R32G32_FLOAT = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 4, 4, 0, 0, PIPE_FORMAT_TYPE_FLOAT ), - PIPE_FORMAT_R32G32B32_FLOAT = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 4, 4, 4, 0, PIPE_FORMAT_TYPE_FLOAT ), - PIPE_FORMAT_R32G32B32A32_FLOAT = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 4, 4, 4, 4, PIPE_FORMAT_TYPE_FLOAT ), - PIPE_FORMAT_R32_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 4, 0, 0, 0, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_R32G32_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 4, 4, 0, 0, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_R32G32B32_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 4, 4, 4, 0, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_R32G32B32A32_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 4, 4, 4, 4, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_R32_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 4, 0, 0, 0, PIPE_FORMAT_TYPE_USCALED ), - PIPE_FORMAT_R32G32_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 4, 4, 0, 0, PIPE_FORMAT_TYPE_USCALED ), - PIPE_FORMAT_R32G32B32_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 4, 4, 4, 0, PIPE_FORMAT_TYPE_USCALED ), - PIPE_FORMAT_R32G32B32A32_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 4, 4, 4, 4, PIPE_FORMAT_TYPE_USCALED ), - PIPE_FORMAT_R32_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 4, 0, 0, 0, PIPE_FORMAT_TYPE_SNORM ), - PIPE_FORMAT_R32G32_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 4, 4, 0, 0, PIPE_FORMAT_TYPE_SNORM ), - PIPE_FORMAT_R32G32B32_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 4, 4, 4, 0, PIPE_FORMAT_TYPE_SNORM ), - PIPE_FORMAT_R32G32B32A32_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 4, 4, 4, 4, PIPE_FORMAT_TYPE_SNORM ), - PIPE_FORMAT_R32_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 4, 0, 0, 0, PIPE_FORMAT_TYPE_SSCALED ), - PIPE_FORMAT_R32G32_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 4, 4, 0, 0, PIPE_FORMAT_TYPE_SSCALED ), - PIPE_FORMAT_R32G32B32_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 4, 4, 4, 0, PIPE_FORMAT_TYPE_SSCALED ), - PIPE_FORMAT_R32G32B32A32_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 4, 4, 4, 4, PIPE_FORMAT_TYPE_SSCALED ), - PIPE_FORMAT_R16_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 2, 0, 0, 0, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_R16G16_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 2, 2, 0, 0, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_R16G16B16_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 2, 2, 2, 0, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_R16G16B16A16_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 2, 2, 2, 2, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_R16_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 2, 0, 0, 0, PIPE_FORMAT_TYPE_USCALED ), - PIPE_FORMAT_R16G16_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 2, 2, 0, 0, PIPE_FORMAT_TYPE_USCALED ), - PIPE_FORMAT_R16G16B16_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 2, 2, 2, 0, PIPE_FORMAT_TYPE_USCALED ), - PIPE_FORMAT_R16G16B16A16_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 2, 2, 2, 2, PIPE_FORMAT_TYPE_USCALED ), - PIPE_FORMAT_R16_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 2, 0, 0, 0, PIPE_FORMAT_TYPE_SNORM ), - PIPE_FORMAT_R16G16_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 2, 2, 0, 0, PIPE_FORMAT_TYPE_SNORM ), - PIPE_FORMAT_R16G16B16_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 2, 2, 2, 0, PIPE_FORMAT_TYPE_SNORM ), - PIPE_FORMAT_R16G16B16A16_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 2, 2, 2, 2, PIPE_FORMAT_TYPE_SNORM ), - PIPE_FORMAT_R16_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 2, 0, 0, 0, PIPE_FORMAT_TYPE_SSCALED ), - PIPE_FORMAT_R16G16_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 2, 2, 0, 0, PIPE_FORMAT_TYPE_SSCALED ), - PIPE_FORMAT_R16G16B16_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 2, 2, 2, 0, PIPE_FORMAT_TYPE_SSCALED ), - PIPE_FORMAT_R16G16B16A16_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 2, 2, 2, 2, PIPE_FORMAT_TYPE_SSCALED ), - PIPE_FORMAT_R8_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 1, 0, 0, 0, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_R8G8_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 1, 1, 0, 0, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_R8G8B8_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 1, 1, 1, 0, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_R8G8B8A8_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 1, 1, 1, 1, PIPE_FORMAT_TYPE_UNORM ), - PIPE_FORMAT_R8_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 1, 0, 0, 0, PIPE_FORMAT_TYPE_USCALED ), - PIPE_FORMAT_R8G8_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 1, 1, 0, 0, PIPE_FORMAT_TYPE_USCALED ), - PIPE_FORMAT_R8G8B8_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 1, 1, 1, 0, PIPE_FORMAT_TYPE_USCALED ), - PIPE_FORMAT_R8G8B8A8_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 1, 1, 1, 1, PIPE_FORMAT_TYPE_USCALED ), - PIPE_FORMAT_R8_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 1, 0, 0, 0, PIPE_FORMAT_TYPE_SNORM ), - PIPE_FORMAT_R8G8_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 1, 1, 0, 0, PIPE_FORMAT_TYPE_SNORM ), - PIPE_FORMAT_R8G8B8_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 1, 1, 1, 0, PIPE_FORMAT_TYPE_SNORM ), - PIPE_FORMAT_R8G8B8A8_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 1, 1, 1, 1, PIPE_FORMAT_TYPE_SNORM ), - PIPE_FORMAT_R8_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 1, 0, 0, 0, PIPE_FORMAT_TYPE_SSCALED ), - PIPE_FORMAT_R8G8_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 1, 1, 0, 0, PIPE_FORMAT_TYPE_SSCALED ), - PIPE_FORMAT_R8G8B8_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 1, 1, 1, 0, PIPE_FORMAT_TYPE_SSCALED ), - PIPE_FORMAT_R8G8B8A8_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 1, 1, 1, 1, PIPE_FORMAT_TYPE_SSCALED ) -}; - - -/** - * XXX should remove this, but S8_UNORM is a poor name - */ -#define PIPE_FORMAT_U_S8 PIPE_FORMAT_S8_UNORM - - -/** - * Builds pipe format name from format token. - */ -static INLINE char *pf_sprint_name( char *str, uint format ) -{ - strcpy( str, "PIPE_FORMAT_" ); - switch (pf_layout( format )) { - case PIPE_FORMAT_LAYOUT_RGBAZS: { - pipe_format_rgbazs_t rgbazs = (pipe_format_rgbazs_t) format; - uint i; - uint scale = 1 << (pf_exp8( rgbazs ) * 3); - - for (i = 0; i < 4; i++) { - uint size = pf_size_xyzw( rgbazs, i ); - - if (size == 0) { - break; - } - switch (pf_swizzle_xyzw( rgbazs, i )) { - case PIPE_FORMAT_COMP_R: - strcat( str, "R" ); - break; - case PIPE_FORMAT_COMP_G: - strcat( str, "G" ); - break; - case PIPE_FORMAT_COMP_B: - strcat( str, "B" ); - break; - case PIPE_FORMAT_COMP_A: - strcat( str, "A" ); - break; - case PIPE_FORMAT_COMP_0: - strcat( str, "0" ); - break; - case PIPE_FORMAT_COMP_1: - strcat( str, "1" ); - break; - case PIPE_FORMAT_COMP_Z: - strcat( str, "Z" ); - break; - case PIPE_FORMAT_COMP_S: - strcat( str, "S" ); - break; - } - sprintf( &str[strlen( str )], "%u", size * scale ); - } - if (i != 0) { - strcat( str, "_" ); - } - switch (pf_type( rgbazs )) { - case PIPE_FORMAT_TYPE_UNKNOWN: - strcat( str, "NONE" ); - break; - case PIPE_FORMAT_TYPE_FLOAT: - strcat( str, "FLOAT" ); - break; - case PIPE_FORMAT_TYPE_UNORM: - strcat( str, "UNORM" ); - break; - case PIPE_FORMAT_TYPE_SNORM: - strcat( str, "SNORM" ); - break; - case PIPE_FORMAT_TYPE_USCALED: - strcat( str, "USCALED" ); - break; - case PIPE_FORMAT_TYPE_SSCALED: - strcat( str, "SSCALED" ); - break; - } - } - break; - case PIPE_FORMAT_LAYOUT_YCBCR: { - pipe_format_ycbcr_t ycbcr = (pipe_format_ycbcr_t) format; - - strcat( str, "YCBCR" ); - if (pf_rev( ycbcr )) { - strcat( str, "_REV" ); - } - } - break; - } - return str; -} - -static INLINE uint pf_get_component_bits( enum pipe_format format, uint comp ) -{ - uint size; - - if (pf_swizzle_x(format) == comp) { - size = pf_size_x(format); - } - else if (pf_swizzle_y(format) == comp) { - size = pf_size_y(format); - } - else if (pf_swizzle_z(format) == comp) { - size = pf_size_z(format); - } - else if (pf_swizzle_w(format) == comp) { - size = pf_size_w(format); - } - else { - size = 0; - } - return size << (pf_exp8(format) * 3); -} - -static INLINE uint pf_get_bits( enum pipe_format format ) -{ - if (pf_layout(format) == PIPE_FORMAT_LAYOUT_RGBAZS) { - return - pf_get_component_bits( format, PIPE_FORMAT_COMP_R ) + - pf_get_component_bits( format, PIPE_FORMAT_COMP_G ) + - pf_get_component_bits( format, PIPE_FORMAT_COMP_B ) + - pf_get_component_bits( format, PIPE_FORMAT_COMP_A ) + - pf_get_component_bits( format, PIPE_FORMAT_COMP_Z ) + - pf_get_component_bits( format, PIPE_FORMAT_COMP_S ); - } - else { - assert( pf_layout(format) == PIPE_FORMAT_LAYOUT_YCBCR ); - - /* TODO */ - assert( 0 ); - return 0; - } -} - -static INLINE uint pf_get_size( enum pipe_format format ) { - assert(pf_get_bits(format) % 8 == 0); - return pf_get_bits(format) / 8; -} - -#endif |