v4coloru.cpp
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- /**
- * @file v4coloru.cpp
- * @brief LLColor4U class implementation.
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * Copyright (c) 2001-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- #include "linden_common.h"
- //#include "v3coloru.h"
- #include "v4coloru.h"
- #include "v4color.h"
- //#include "vmath.h"
- #include "llmath.h"
- // LLColor4U
- LLColor4U LLColor4U::white(255, 255, 255, 255);
- LLColor4U LLColor4U::black( 0, 0, 0, 255);
- LLColor4U LLColor4U::red (255, 0, 0, 255);
- LLColor4U LLColor4U::green( 0, 255, 0, 255);
- LLColor4U LLColor4U::blue ( 0, 0, 255, 255);
- // conversion
- /* inlined to fix gcc compile link error
- LLColor4U::operator LLColor4()
- {
- return(LLColor4((F32)mV[VRED]/255.f,(F32)mV[VGREEN]/255.f,(F32)mV[VBLUE]/255.f,(F32)mV[VALPHA]/255.f));
- }
- */
- // Constructors
- /*
- LLColor4U::LLColor4U(const LLColor3 &vec)
- {
- mV[VX] = vec.mV[VX];
- mV[VY] = vec.mV[VY];
- mV[VZ] = vec.mV[VZ];
- mV[VW] = 255;
- }
- */
- // Clear and Assignment Functions
- // LLColor4U Operators
- /*
- LLColor4U LLColor4U::operator=(const LLColor3 &a)
- {
- mV[VX] = a.mV[VX];
- mV[VY] = a.mV[VY];
- mV[VZ] = a.mV[VZ];
- // converting from an rgb sets a=1 (opaque)
- mV[VW] = 255;
- return (*this);
- }
- */
- std::ostream& operator<<(std::ostream& s, const LLColor4U &a)
- {
- s << "{ " << (S32)a.mV[VX] << ", " << (S32)a.mV[VY] << ", " << (S32)a.mV[VZ] << ", " << (S32)a.mV[VW] << " }";
- return s;
- }
- // static
- BOOL LLColor4U::parseColor4U(const std::string& buf, LLColor4U* value)
- {
- if( buf.empty() || value == NULL)
- {
- return FALSE;
- }
- U32 v[4];
- S32 count = sscanf( buf.c_str(), "%u, %u, %u, %u", v + 0, v + 1, v + 2, v + 3 );
- if (1 == count )
- {
- // try this format
- count = sscanf( buf.c_str(), "%u %u %u %u", v + 0, v + 1, v + 2, v + 3 );
- }
- if( 4 != count )
- {
- return FALSE;
- }
- for( S32 i = 0; i < 4; i++ )
- {
- if( v[i] > U8_MAX )
- {
- return FALSE;
- }
- }
- value->set( U8(v[0]), U8(v[1]), U8(v[2]), U8(v[3]) );
- return TRUE;
- }