1f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/************************************************************************** 2f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 3f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. 4f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * All Rights Reserved. 5f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 6f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Permission is hereby granted, free of charge, to any person obtaining a 7f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * copy of this software and associated documentation files (the 8f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * "Software"), to deal in the Software without restriction, including 9f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * without limitation the rights to use, copy, modify, merge, publish, 10f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * distribute, sub license, and/or sell copies of the Software, and to 11f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * permit persons to whom the Software is furnished to do so, subject to 12f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the following conditions: 13f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 14f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The above copyright notice and this permission notice (including the 15f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * next paragraph) shall be included in all copies or substantial portions 16f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * of the Software. 17f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 18f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 22f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 26f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org **************************************************************************/ 27f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 28f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 29f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * @file 30f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Functions to produce packed colors/Z from floats. 31f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 32f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 33f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 34f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#ifndef U_PACK_COLOR_H 35f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define U_PACK_COLOR_H 36f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 37f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 38f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "pipe/p_compiler.h" 39f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "pipe/p_format.h" 40f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_debug.h" 41f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_format.h" 42f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_math.h" 43f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 44f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 45f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 46f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Helper union for packing pixel values. 47f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Will often contain values in formats which are too complex to be described 48f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * in simple terms, hence might just effectively contain a number of bytes. 49f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Must be big enough to hold data for all formats (currently 256 bits). 50f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 51f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgunion util_color { 52f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ubyte ub; 53f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ushort us; 54f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint ui; 55f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org float f[4]; 56f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org double d[4]; 57f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 58f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 59f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 60f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Pack ubyte R,G,B,A into dest pixel. 61f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 62f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic INLINE void 63f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgutil_pack_color_ub(ubyte r, ubyte g, ubyte b, ubyte a, 64f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org enum pipe_format format, union util_color *uc) 65f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 66f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (format) { 67f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_A8B8G8R8_UNORM: 68f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 69f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->ui = (r << 24) | (g << 16) | (b << 8) | a; 70f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 71f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 72f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_X8B8G8R8_UNORM: 73f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 74f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->ui = (r << 24) | (g << 16) | (b << 8) | 0xff; 75f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 76f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 77f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B8G8R8A8_UNORM: 78f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 79f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->ui = (a << 24) | (r << 16) | (g << 8) | b; 80f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 81f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 82f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B8G8R8X8_UNORM: 83f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 84f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->ui = (0xff << 24) | (r << 16) | (g << 8) | b; 85f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 86f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 87f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_A8R8G8B8_UNORM: 88f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 89f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->ui = (b << 24) | (g << 16) | (r << 8) | a; 90f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 91f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 92f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_X8R8G8B8_UNORM: 93f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 94f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->ui = (b << 24) | (g << 16) | (r << 8) | 0xff; 95f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 96f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 97f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B5G6R5_UNORM: 98f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 99f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->us = ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | (b >> 3); 100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B5G5R5X1_UNORM: 103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->us = ((0x80) << 8) | ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | (b >> 3); 105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B5G5R5A1_UNORM: 108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->us = ((a & 0x80) << 8) | ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | (b >> 3); 110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B4G4R4A4_UNORM: 113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->us = ((a & 0xf0) << 8) | ((r & 0xf0) << 4) | ((g & 0xf0) << 0) | (b >> 4); 115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 117f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_A8_UNORM: 118f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 119f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->ub = a; 120f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 121f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 122f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_L8_UNORM: 123f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_I8_UNORM: 124f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 125f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->ub = r; 126f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 127f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 128f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_R32G32B32A32_FLOAT: 129f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 130f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->f[0] = (float)r / 255.0f; 131f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->f[1] = (float)g / 255.0f; 132f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->f[2] = (float)b / 255.0f; 133f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->f[3] = (float)a / 255.0f; 134f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 135f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 136f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_R32G32B32_FLOAT: 137f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 138f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->f[0] = (float)r / 255.0f; 139f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->f[1] = (float)g / 255.0f; 140f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->f[2] = (float)b / 255.0f; 141f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 142f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 143f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 144f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Handle other cases with a generic function. 145f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 146f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 147f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 148f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ubyte src[4]; 149f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 150f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src[0] = r; 151f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src[1] = g; 152f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src[2] = b; 153f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org src[3] = a; 154f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org util_format_write_4ub(format, src, 0, uc, 0, 0, 0, 1, 1); 155f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 156f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 157f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 158f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 159f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 160f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 161f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Unpack RGBA from a packed pixel, returning values as ubytes in [0,255]. 162f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 163f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic INLINE void 164f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgutil_unpack_color_ub(enum pipe_format format, union util_color *uc, 165f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ubyte *r, ubyte *g, ubyte *b, ubyte *a) 166f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 167f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (format) { 168f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_A8B8G8R8_UNORM: 169f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 170f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint p = uc->ui; 171f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = (ubyte) ((p >> 24) & 0xff); 172f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *g = (ubyte) ((p >> 16) & 0xff); 173f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *b = (ubyte) ((p >> 8) & 0xff); 174f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *a = (ubyte) ((p >> 0) & 0xff); 175f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 176f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 177f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_X8B8G8R8_UNORM: 178f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 179f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint p = uc->ui; 180f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = (ubyte) ((p >> 24) & 0xff); 181f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *g = (ubyte) ((p >> 16) & 0xff); 182f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *b = (ubyte) ((p >> 8) & 0xff); 183f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *a = (ubyte) 0xff; 184f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 185f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 186f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B8G8R8A8_UNORM: 187f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 188f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint p = uc->ui; 189f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = (ubyte) ((p >> 16) & 0xff); 190f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *g = (ubyte) ((p >> 8) & 0xff); 191f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *b = (ubyte) ((p >> 0) & 0xff); 192f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *a = (ubyte) ((p >> 24) & 0xff); 193f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 194f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 195f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B8G8R8X8_UNORM: 196f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 197f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint p = uc->ui; 198f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = (ubyte) ((p >> 16) & 0xff); 199f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *g = (ubyte) ((p >> 8) & 0xff); 200f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *b = (ubyte) ((p >> 0) & 0xff); 201f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *a = (ubyte) 0xff; 202f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 203f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 204f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_A8R8G8B8_UNORM: 205f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 206f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint p = uc->ui; 207f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = (ubyte) ((p >> 8) & 0xff); 208f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *g = (ubyte) ((p >> 16) & 0xff); 209f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *b = (ubyte) ((p >> 24) & 0xff); 210f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *a = (ubyte) ((p >> 0) & 0xff); 211f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 212f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 213f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_X8R8G8B8_UNORM: 214f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 215f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint p = uc->ui; 216f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = (ubyte) ((p >> 8) & 0xff); 217f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *g = (ubyte) ((p >> 16) & 0xff); 218f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *b = (ubyte) ((p >> 24) & 0xff); 219f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *a = (ubyte) 0xff; 220f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 221f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 222f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B5G6R5_UNORM: 223f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 224f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ushort p = uc->us; 225f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = (ubyte) (((p >> 8) & 0xf8) | ((p >> 13) & 0x7)); 226f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *g = (ubyte) (((p >> 3) & 0xfc) | ((p >> 9) & 0x3)); 227f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *b = (ubyte) (((p << 3) & 0xf8) | ((p >> 2) & 0x7)); 228f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *a = (ubyte) 0xff; 229f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 230f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 231f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B5G5R5X1_UNORM: 232f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 233f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ushort p = uc->us; 234f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = (ubyte) (((p >> 7) & 0xf8) | ((p >> 12) & 0x7)); 235f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *g = (ubyte) (((p >> 2) & 0xf8) | ((p >> 7) & 0x7)); 236f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *b = (ubyte) (((p << 3) & 0xf8) | ((p >> 2) & 0x7)); 237f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *a = (ubyte) 0xff; 238f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 239f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 240f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B5G5R5A1_UNORM: 241f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 242f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ushort p = uc->us; 243f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = (ubyte) (((p >> 7) & 0xf8) | ((p >> 12) & 0x7)); 244f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *g = (ubyte) (((p >> 2) & 0xf8) | ((p >> 7) & 0x7)); 245f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *b = (ubyte) (((p << 3) & 0xf8) | ((p >> 2) & 0x7)); 246f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *a = (ubyte) (0xff * (p >> 15)); 247f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 248f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 249f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B4G4R4A4_UNORM: 250f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 251f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ushort p = uc->us; 252f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = (ubyte) (((p >> 4) & 0xf0) | ((p >> 8) & 0xf)); 253f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *g = (ubyte) (((p >> 0) & 0xf0) | ((p >> 4) & 0xf)); 254f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *b = (ubyte) (((p << 4) & 0xf0) | ((p >> 0) & 0xf)); 255f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *a = (ubyte) (((p >> 8) & 0xf0) | ((p >> 12) & 0xf)); 256f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 257f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 258f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_A8_UNORM: 259f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 260f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ubyte p = uc->ub; 261f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = *g = *b = (ubyte) 0xff; 262f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *a = p; 263f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 264f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 265f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_L8_UNORM: 266f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 267f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ubyte p = uc->ub; 268f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = *g = *b = p; 269f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *a = (ubyte) 0xff; 270f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 271f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 272f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_I8_UNORM: 273f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 274f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ubyte p = uc->ub; 275f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = *g = *b = *a = p; 276f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 277f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 278f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_R32G32B32A32_FLOAT: 279f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 280f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const float *p = &uc->f[0]; 281f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = float_to_ubyte(p[0]); 282f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *g = float_to_ubyte(p[1]); 283f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *b = float_to_ubyte(p[2]); 284f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *a = float_to_ubyte(p[3]); 285f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 286f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 287f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_R32G32B32_FLOAT: 288f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 289f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const float *p = &uc->f[0]; 290f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = float_to_ubyte(p[0]); 291f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *g = float_to_ubyte(p[1]); 292f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *b = float_to_ubyte(p[2]); 293f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *a = (ubyte) 0xff; 294f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 295f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 296f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 297f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_R32G32_FLOAT: 298f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 299f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const float *p = &uc->f[0]; 300f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = float_to_ubyte(p[0]); 301f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *g = float_to_ubyte(p[1]); 302f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *b = *a = (ubyte) 0xff; 303f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 304f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 305f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 306f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_R32_FLOAT: 307f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 308f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const float *p = &uc->f[0]; 309f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = float_to_ubyte(p[0]); 310f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *g = *b = *a = (ubyte) 0xff; 311f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 312f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 313f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 314f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Handle other cases with a generic function. 315f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 316f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 317f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 318f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ubyte dst[4]; 319f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 320f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org util_format_read_4ub(format, dst, 0, uc, 0, 0, 0, 1, 1); 321f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *r = dst[0]; 322f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *g = dst[1]; 323f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *b = dst[2]; 324f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *a = dst[3]; 325f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 326f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 327f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 328f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 329f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 330f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 331f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Note rgba outside [0,1] will be clamped for int pixel formats. 332f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 333f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic INLINE void 334f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgutil_pack_color(const float rgba[4], enum pipe_format format, union util_color *uc) 335f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 336f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ubyte r = 0; 337f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ubyte g = 0; 338f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ubyte b = 0; 339f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ubyte a = 0; 340f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 341f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 0) <= 8) { 342f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* format uses 8-bit components or less */ 343f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org r = float_to_ubyte(rgba[0]); 344f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org g = float_to_ubyte(rgba[1]); 345f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org b = float_to_ubyte(rgba[2]); 346f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org a = float_to_ubyte(rgba[3]); 347f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 348f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 349f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (format) { 350f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_A8B8G8R8_UNORM: 351f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 352f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->ui = (r << 24) | (g << 16) | (b << 8) | a; 353f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 354f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 355f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_X8B8G8R8_UNORM: 356f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 357f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->ui = (r << 24) | (g << 16) | (b << 8) | 0xff; 358f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 359f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 360f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B8G8R8A8_UNORM: 361f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 362f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->ui = (a << 24) | (r << 16) | (g << 8) | b; 363f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 364f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 365f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B8G8R8X8_UNORM: 366f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 367f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->ui = (0xff << 24) | (r << 16) | (g << 8) | b; 368f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 369f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 370f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_A8R8G8B8_UNORM: 371f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 372f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->ui = (b << 24) | (g << 16) | (r << 8) | a; 373f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 374f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 375f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_X8R8G8B8_UNORM: 376f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 377f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->ui = (b << 24) | (g << 16) | (r << 8) | 0xff; 378f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 379f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 380f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B5G6R5_UNORM: 381f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 382f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->us = ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | (b >> 3); 383f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 384f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 385f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B5G5R5X1_UNORM: 386f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 387f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->us = ((0x80) << 8) | ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | (b >> 3); 388f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 389f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 390f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B5G5R5A1_UNORM: 391f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 392f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->us = ((a & 0x80) << 8) | ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | (b >> 3); 393f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 394f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 395f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_B4G4R4A4_UNORM: 396f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 397f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->us = ((a & 0xf0) << 8) | ((r & 0xf0) << 4) | ((g & 0xf0) << 0) | (b >> 4); 398f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 399f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 400f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_A8_UNORM: 401f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 402f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->ub = a; 403f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 404f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 405f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_L8_UNORM: 406f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_I8_UNORM: 407f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 408f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->ub = r; 409f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 410f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 411f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_R32G32B32A32_FLOAT: 412f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 413f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->f[0] = rgba[0]; 414f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->f[1] = rgba[1]; 415f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->f[2] = rgba[2]; 416f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->f[3] = rgba[3]; 417f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 418f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 419f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_R32G32B32_FLOAT: 420f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 421f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->f[0] = rgba[0]; 422f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->f[1] = rgba[1]; 423f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uc->f[2] = rgba[2]; 424f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 425f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 426f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 427f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Handle other cases with a generic function. 428f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 429f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 430f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org util_format_write_4f(format, rgba, 0, uc, 0, 0, 0, 1, 1); 431f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 432f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 433f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 434f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* Integer versions of util_pack_z and util_pack_z_stencil - useful for 435f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * constructing clear masks. 436f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 437f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic INLINE uint32_t 438f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgutil_pack_mask_z(enum pipe_format format, uint32_t z) 439f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 440f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (format) { 441f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_Z16_UNORM: 442f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return z & 0xffff; 443f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_Z32_UNORM: 444f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_Z32_FLOAT: 445f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return z; 446f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_Z24_UNORM_S8_UINT: 447f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_Z24X8_UNORM: 448f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return z & 0xffffff; 449f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_S8_UINT_Z24_UNORM: 450f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_X8Z24_UNORM: 451f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return (z & 0xffffff) << 8; 452f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_S8_UINT: 453f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 0; 454f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 455f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org debug_print_format("gallium: unhandled format in util_pack_mask_z()", format); 456f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(0); 457f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 0; 458f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 459f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 460f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 461f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 462f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic INLINE uint64_t 463f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgutil_pack64_mask_z(enum pipe_format format, uint32_t z) 464f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 465f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (format) { 466f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: 467f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return z; 468f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 469f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return util_pack_mask_z(format, z); 470f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 471f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 472f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 473f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 474f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic INLINE uint32_t 475f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgutil_pack_mask_z_stencil(enum pipe_format format, uint32_t z, uint8_t s) 476f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 477f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint32_t packed = util_pack_mask_z(format, z); 478f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 479f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (format) { 480f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_Z24_UNORM_S8_UINT: 481f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org packed |= (uint32_t)s << 24; 482f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 483f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_S8_UINT_Z24_UNORM: 484f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org packed |= s; 485f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 486f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_S8_UINT: 487f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org packed |= s; 488f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 489f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 490f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 491f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 492f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 493f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return packed; 494f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 495f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 496f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 497f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic INLINE uint64_t 498f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgutil_pack64_mask_z_stencil(enum pipe_format format, uint32_t z, uint8_t s) 499f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 500f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint64_t packed; 501f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 502f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (format) { 503f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: 504f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org packed = util_pack64_mask_z(format, z); 505f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org packed |= (uint64_t)s << 32ull; 506f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return packed; 507f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 508f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return util_pack_mask_z_stencil(format, z, s); 509f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 510f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 511f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 512f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 513f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 514f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Note: it's assumed that z is in [0,1] 515f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 516f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic INLINE uint32_t 517f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgutil_pack_z(enum pipe_format format, double z) 518f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 519f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org union fi fui; 520f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 521f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (z == 0.0) 522f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 0; 523f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 524f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (format) { 525f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_Z16_UNORM: 526f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (z == 1.0) 527f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 0xffff; 528f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return (uint32_t) (z * 0xffff); 529f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_Z32_UNORM: 530f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* special-case to avoid overflow */ 531f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (z == 1.0) 532f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 0xffffffff; 533f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return (uint32_t) (z * 0xffffffff); 534f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_Z32_FLOAT: 535f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fui.f = (float)z; 536f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return fui.ui; 537f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_Z24_UNORM_S8_UINT: 538f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_Z24X8_UNORM: 539f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (z == 1.0) 540f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 0xffffff; 541f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return (uint32_t) (z * 0xffffff); 542f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_S8_UINT_Z24_UNORM: 543f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_X8Z24_UNORM: 544f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (z == 1.0) 545f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 0xffffff00; 546f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return ((uint32_t) (z * 0xffffff)) << 8; 547f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_S8_UINT: 548f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* this case can get it via util_pack_z_stencil() */ 549f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 0; 550f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 551f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org debug_print_format("gallium: unhandled format in util_pack_z()", format); 552f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(0); 553f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 0; 554f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 555f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 556f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 557f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 558f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic INLINE uint64_t 559f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgutil_pack64_z(enum pipe_format format, double z) 560f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 561f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org union fi fui; 562f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 563f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (z == 0) 564f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 0; 565f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 566f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (format) { 567f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: 568f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fui.f = (float)z; 569f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return fui.ui; 570f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 571f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return util_pack_z(format, z); 572f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 573f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 574f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 575f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 576f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 577f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Pack Z and/or stencil values into a 32-bit value described by format. 578f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Note: it's assumed that z is in [0,1] and s in [0,255] 579f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 580f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic INLINE uint32_t 581f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgutil_pack_z_stencil(enum pipe_format format, double z, uint8_t s) 582f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 583f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint32_t packed = util_pack_z(format, z); 584f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 585f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (format) { 586f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_Z24_UNORM_S8_UINT: 587f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org packed |= (uint32_t)s << 24; 588f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 589f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_S8_UINT_Z24_UNORM: 590f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org packed |= s; 591f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 592f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_S8_UINT: 593f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org packed |= s; 594f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 595f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 596f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 597f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 598f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 599f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return packed; 600f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 601f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 602f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 603f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic INLINE uint64_t 604f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgutil_pack64_z_stencil(enum pipe_format format, double z, uint8_t s) 605f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 606f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint64_t packed; 607f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 608f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (format) { 609f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: 610f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org packed = util_pack64_z(format, z); 611f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org packed |= (uint64_t)s << 32ull; 612f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 613f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 614f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return util_pack_z_stencil(format, z, s); 615f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 616f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 617f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return packed; 618f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 619f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 620f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 621f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 622f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Pack 4 ubytes into a 4-byte word 623f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 624f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic INLINE unsigned 625f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgpack_ub4(ubyte b0, ubyte b1, ubyte b2, ubyte b3) 626f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 627f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return ((((unsigned int)b0) << 0) | 628f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (((unsigned int)b1) << 8) | 629f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (((unsigned int)b2) << 16) | 630f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (((unsigned int)b3) << 24)); 631f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 632f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 633f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 634f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 635f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Pack/convert 4 floats into one 4-byte word. 636f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 637f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic INLINE unsigned 638f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgpack_ui32_float4(float a, float b, float c, float d) 639f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 640f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return pack_ub4( float_to_ubyte(a), 641f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org float_to_ubyte(b), 642f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org float_to_ubyte(c), 643f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org float_to_ubyte(d) ); 644f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 645f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 646f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 647f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 648f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif /* U_PACK_COLOR_H */ 649