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Diffstat (limited to 'src/gallium/auxiliary/util/u_pack_color.h')
-rw-r--r-- | src/gallium/auxiliary/util/u_pack_color.h | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/src/gallium/auxiliary/util/u_pack_color.h b/src/gallium/auxiliary/util/u_pack_color.h deleted file mode 100644 index 93e2d50b..00000000 --- a/src/gallium/auxiliary/util/u_pack_color.h +++ /dev/null @@ -1,87 +0,0 @@ -/************************************************************************** - * - * Copyright 2008 VMware, Inc. - * 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 VMWARE 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. - * - **************************************************************************/ - -/** - * @file - * Functions to produce packed colors/Z from floats. - */ - - -#ifndef U_PACK_COLOR_H -#define U_PACK_COLOR_H - - -#include "pipe/p_compiler.h" -#include "pipe/p_format.h" -#include "util/u_debug.h" -#include "util/u_format.h" -#include "util/u_math.h" - - -/** - * Helper union for packing pixel values. - * Will often contain values in formats which are too complex to be described - * in simple terms, hence might just effectively contain a number of bytes. - * Must be big enough to hold data for all formats (currently 256 bits). - */ -union util_color { - ubyte ub; - ushort us; - uint ui[4]; - ushort h[4]; /* half float */ - float f[4]; - double d[4]; -}; - -/** - * Pack 4 ubytes into a 4-byte word - */ -static inline unsigned -pack_ub4(ubyte b0, ubyte b1, ubyte b2, ubyte b3) -{ - return ((((unsigned int)b0) << 0) | - (((unsigned int)b1) << 8) | - (((unsigned int)b2) << 16) | - (((unsigned int)b3) << 24)); -} - - -/** - * Pack/convert 4 floats into one 4-byte word. - */ -static inline unsigned -pack_ui32_float4(float a, float b, float c, float d) -{ - return pack_ub4( float_to_ubyte(a), - float_to_ubyte(b), - float_to_ubyte(c), - float_to_ubyte(d) ); -} - - - -#endif /* U_PACK_COLOR_H */ |