gfxVertexColor.h

Classes:

class
Detailed Description

 1
 2//-----------------------------------------------------------------------------
 3// Copyright (c) 2012 GarageGames, LLC
 4//
 5// Permission is hereby granted, free of charge, to any person obtaining a copy
 6// of this software and associated documentation files (the "Software"), to
 7// deal in the Software without restriction, including without limitation the
 8// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 9// sell copies of the Software, and to permit persons to whom the Software is
10// furnished to do so, subject to the following conditions:
11//
12// The above copyright notice and this permission notice shall be included in
13// all copies or substantial portions of the Software.
14//
15// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21// IN THE SOFTWARE.
22//-----------------------------------------------------------------------------
23
24#ifndef _GFXVERTEXCOLOR_H_
25#define _GFXVERTEXCOLOR_H_
26
27#ifndef _SWIZZLE_H_
28#include "core/util/swizzle.h"
29#endif
30
31
32class ColorI;
33
34
35class GFXVertexColor 
36{
37
38private:
39   U32 packedColorData;
40   static Swizzle<U8, 4> *mDeviceSwizzle;
41   
42public:
43   static void setSwizzle( Swizzle<U8, 4> *val ) { mDeviceSwizzle = val; }
44
45   GFXVertexColor() : packedColorData( 0xFFFFFFFF ) {} // White with full alpha
46   GFXVertexColor( const ColorI &color ) { set( color ); }
47
48   void set( U8 red, U8 green, U8 blue, U8 alpha = 255 )
49   {
50      packedColorData = red << 0 | green << 8 | blue << 16 | alpha << 24;
51      mDeviceSwizzle->InPlace( &packedColorData, sizeof( packedColorData ) );
52   }
53
54   void set( const ColorI &color )
55   {
56      mDeviceSwizzle->ToBuffer( &packedColorData, (U8 *)&color, sizeof( packedColorData ) );
57   }
58
59   GFXVertexColor &operator=( const ColorI &color ) { set( color ); return *this; }
60   operator const U32 *() const { return &packedColorData; }
61   const U32& getPackedColorData() const { return packedColorData; }
62
63   void getColor( ColorI *color ) const
64   {
65      mDeviceSwizzle->ToBuffer( color, &packedColorData, sizeof( packedColorData ) );
66   }      
67};
68
69#endif
70