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/****************************************************************************
* include/nuttx/rgbcolors.h
* User-friendly RGB color definitions
*
* Copyright (C) 2010-2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __INCLUDE_NUTTX_RGBCOLOR_H
#define __INCLUDE_NUTTX_RGBCOLOR_H
/****************************************************************************
* Included Files
****************************************************************************/
/****************************************************************************
* Pre-Processor Definitions
****************************************************************************/
/* Color Creation and Conversion Macros *************************************/
/* This macro creates RGB24 from 8:8:8 RGB */
#define RGBTO24(r,g,b) \
((uint32_t)((r) & 0xff) << 16 | (uint32_t)((g) & 0xff) << 8 | (uint32_t)((b) & 0xff))
/* And these macros perform the inverse transformation */
#define RBG24RED(rgb) (((rgb) >> 16) & 0xff)
#define RBG24GREEN(rgb) (((rgb) >> 8) & 0xff)
#define RBG24BLUE(rgb) ( (rgb) & 0xff)
/* This macro creates RGB16 (5:6:5) from 8:8:8 RGB:
*
* R[7:3] -> RGB[15:11]
* G[7:2] -> RGB[10:5]
* B[7:3] -> RGB[4:0]
*/
#define RGBTO16(r,g,b) \
((((uint16_t)(r) << 8) & 0xf800) | (((uint16_t)(g) << 3) & 0x07e0) | (((uint16_t)(b) >> 3) & 0x001f))
/* And these macros perform the inverse transformation */
#define RBG16RED(rgb) (((rgb) >> 8) & 0xf8)
#define RBG16GREEN(rgb) (((rgb) >> 3) & 0xfc)
#define RBG16BLUE(rgb) (((rgb) << 3) & 0xf8)
/* This macro creates RGB8 (3:3:2) from 8:8:8 RGB */
#define RGBTO8(r,g,b) \
((((uint8_t)(r) << 5) & 0xe0) | (((uint8_t)(g) << 2) & 0x1c) | ((uint8_t)(b) & 0x03))
/* And these macros perform the inverse transformation */
#define RBG8RED(rgb) ( (rgb) & 0xe0)
#define RBG8GREEN(rgb) (((rgb) << 3) & 0xe0)
#define RBG8BLUE(rgb) (((rgb) << 6) & 0xc0)
/* This macro converts RGB24 (8:8:8) to RGB16 (5:6:5):
*
* 00000000 RRRRRRRR BBBBBBBB GGGGGGGG -> RRRRRBBB BBBGGGGG
*/
#define RGB24TO16(rgb24) \
(((rgb24 >> 8) & 0xf800) | ((rgb24 >> 5) & 0x07e0) | ((rgb24 >> 3) & 0x001f))
/* This macro converts RGB16 (5:6:5) to RGB24 (8:8:8):
*
* RRRRRBBB BBBGGGGG -> 00000000 RRRRRRRR BBBBBBBB GGGGGGGG
*/
#define RGB16TO24(rgb16) \
(((rgb16 & 0xf800) << 8) | ((rgb16 & 0x07e0) << 5) | ((rgb16 & 0x001f) << 3))
/* Standard Color Definitions ***********************************************/
/* RGB24-888: 00000000 RRRRRRRR GGGGGGGG BBBBBBBB */
#define RGB24_BLACK 0x00000000
#define RGB24_WHITE 0x00ffffff
#define RGB24_BLUE 0x000000ff
#define RGB24_GREEN 0x0000ff00
#define RGB24_RED 0x00ff0000
#define RGB24_NAVY 0x00000080
#define RGB24_DARKBLUE 0x0000008b
#define RGB24_DARKGREEN 0x00006400
#define RGB24_DARKCYAN 0x00008b8b
#define RGB24_CYAN 0x0000ffff
#define RGB24_TURQUOISE 0x0040e0d0
#define RGB24_INDIGO 0x004b0082
#define RGB24_DARKRED 0x00800000
#define RGB24_OLIVE 0x00808000
#define RGB24_GRAY 0x00808080
#define RGB24_SKYBLUE 0x0087ceeb
#define RGB24_BLUEVIOLET 0x008a2be2
#define RGB24_LIGHTGREEN 0x0090ee90
#define RGB24_DARKVIOLET 0x009400d3
#define RGB24_YELLOWGREEN 0x009acd32
#define RGB24_BROWN 0x00a52a2a
#define RGB24_DARKGRAY 0x00a9a9a9
#define RGB24_SIENNA 0x00a0522d
#define RGB24_LIGHTBLUE 0x00add8e6
#define RGB24_GREENYELLOW 0x00adff2f
#define RGB24_SILVER 0x00c0c0c0
#define RGB24_LIGHTGREY 0x00d3d3d3
#define RGB24_LIGHTCYAN 0x00e0ffff
#define RGB24_VIOLET 0x00ee82ee
#define RGB24_AZUR 0x00f0ffff
#define RGB24_BEIGE 0x00f5f5dc
#define RGB24_MAGENTA 0x00ff00ff
#define RGB24_TOMATO 0x00ff6347
#define RGB24_GOLD 0x00ffd700
#define RGB24_ORANGE 0x00ffa500
#define RGB24_SNOW 0x00fffafa
#define RGB24_YELLOW 0x00ffff00
/* RGB16-565: RRRRRGGG GGGBBBBB */
#define RGB16_BLACK 0x0000
#define RGB16_WHITE 0xffff
#define RGB16_BLUE 0x001f
#define RGB16_GREEN 0x07e0
#define RGB16_RED 0xf800
#define RGB16_NAVY 0x0010
#define RGB16_DARKBLUE 0x0011
#define RGB16_DARKGREEN 0x0320
#define RGB16_DARKCYAN 0x0451
#define RGB16_CYAN 0x07ff
#define RGB16_TURQUOISE 0x471a
#define RGB16_INDIGO 0x4810
#define RGB16_DARKRED 0x8000
#define RGB16_OLIVE 0x8400
#define RGB16_GRAY 0x8410
#define RGB16_SKYBLUE 0x867d
#define RGB16_BLUEVIOLET 0x895c
#define RGB16_LIGHTGREEN 0x9772
#define RGB16_DARKVIOLET 0x901a
#define RGB16_YELLOWGREEN 0x9e66
#define RGB16_BROWN 0xa145
#define RGB16_DARKGRAY 0xad55
#define RGB16_SIENNA 0xa285
#define RGB16_LIGHTBLUE 0xaedc
#define RGB16_GREENYELLOW 0xafe5
#define RGB16_SILVER 0xc618
#define RGB16_LIGHTGREY 0xd69a
#define RGB16_LIGHTCYAN 0xe7ff
#define RGB16_VIOLET 0xec1d
#define RGB16_AZUR 0xf7ff
#define RGB16_BEIGE 0xf7bb
#define RGB16_MAGENTA 0xf81f
#define RGB16_TOMATO 0xfb08
#define RGB16_GOLD 0xfea0
#define RGB16_ORANGE 0xfd20
#define RGB16_SNOW 0xffdf
#define RGB16_YELLOW 0xffe0
/* RGB12-444: RRRR GGGGBBBB */
#define RGB12_BLACK 0x0000
#define RGB12_WHITE 0x0fff
#define RGB12_BLUE 0x000f
#define RGB12_GREEN 0x00f0
#define RGB12_RED 0x0f00
#define RGB12_NAVY 0x0008
#define RGB12_DARKBLUE 0x0009
#define RGB12_DARKGREEN 0x0060
#define RGB12_DARKCYAN 0x0099
#define RGB12_CYAN 0x00ff
#define RGB12_TURQUOISE 0x04ed
#define RGB12_INDIGO 0x0508
#define RGB12_DARKRED 0x0800
#define RGB12_OLIVE 0x0880
#define RGB12_GRAY 0x0888
#define RGB12_SKYBLUE 0x08df
#define RGB12_BLUEVIOLET 0x093e
#define RGB12_LIGHTGREEN 0x09f9
#define RGB12_DARKVIOLET 0x090d
#define RGB12_YELLOWGREEN 0x0ad3
#define RGB12_BROWN 0x0a33
#define RGB12_DARKGRAY 0x0bbb
#define RGB12_SIENNA 0x0a53
#define RGB12_LIGHTBLUE 0x0bee
#define RGB12_GREENYELLOW 0x0bf3
#define RGB12_SILVER 0x0ccc
#define RGB12_LIGHTGREY 0x0ddd
#define RGB12_LIGHTCYAN 0x0eff
#define RGB12_VIOLET 0x0f8f
#define RGB12_AZUR 0x0fff
#define RGB12_BEIGE 0x0ffe
#define RGB12_MAGENTA 0x0f0f
#define RGB12_TOMATO 0x0f64
#define RGB12_GOLD 0x0fd0
#define RGB12_ORANGE 0x0fa0
#define RGB12_SNOW 0x0fff
#define RGB12_YELLOW 0x0ff0
/* RGB8-332: RRRGGGBB (really not enough color resolution for the following) */
#define RGB8_BLACK 0x00
#define RGB8_WHITE 0xff
#define RGB8_BLUE 0x03
#define RGB8_GREEN 0x1c
#define RGB8_RED 0xe0
#define RGB8_NAVY 0x02
#define RGB8_DARKBLUE 0x02
#define RGB8_DARKGREEN 0x0c
#define RGB8_DARKCYAN 0x16
#define RGB8_CYAN 0x1f
#define RGB8_TURQUOISE 0x5f
#define RGB8_INDIGO 0x62
#define RGB8_DARKRED 0x80
#define RGB8_OLIVE 0x90
#define RGB8_GRAY 0x92
#define RGB8_SKYBLUE 0x9f
#define RGB8_BLUEVIOLET 0xab
#define RGB8_LIGHTGREEN 0xbe
#define RGB8_DARKVIOLET 0x93
#define RGB8_YELLOWGREEN 0x9d
#define RGB8_BROWN 0xa9
#define RGB8_DARKGRAY 0xdb
#define RGB8_SIENNA 0xa9
#define RGB8_LIGHTBLUE 0xdf
#define RGB8_GREENYELLOW 0xdd
#define RGB8_SILVER 0xd9
#define RGB8_LIGHTGREY 0xd9
#define RGB8_LIGHTCYAN 0xff
#define RGB8_VIOLET 0xf3
#define RGB8_AZUR 0xff
#define RGB8_BEIGE 0xff
#define RGB8_MAGENTA 0xed
#define RGB8_TOMATO 0xfc
#define RGB8_GOLD 0xfc
#define RGB8_ORANGE 0xf8
#define RGB8_SNOW 0xff
#define RGB8_YELLOW 0xfc
/****************************************************************************
* Public Data
****************************************************************************/
#ifndef __ASSEMBLY__
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __INCLUDE_NUTTX_RGBCOLOR_H */
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