mirror of
https://github.com/modmii/SysCheck-ModMii-Edition.git
synced 2024-11-26 18:14:16 +01:00
44 lines
1.8 KiB
C
44 lines
1.8 KiB
C
|
/*------------------------------------------------------------------------------
|
||
|
|
Copyright (c) 2010 The GRRLIB Team
|
||
|
|
|
||
|
|
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, sublicense, 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 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 NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||
|
|
AUTHORS OR COPYRIGHT HOLDERS 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 GRRLIB_cExtn.h
|
||
|
|
* Inline functions to offer additional C primitives.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <math.h>
|
||
|
|
|
||
|
|
/**
|
||
|
|
* A helper function for the YCbCr -> RGB conversion.
|
||
|
|
* Clamps the given value into a range of 0 - 255 and thus preventing an overflow.
|
||
|
|
* @param Value The value to clamp. Using float to increase the precision. This makes a full spectrum (0 - 255) possible.
|
||
|
|
* @return Returns a clean, clamped unsigned char.
|
||
|
|
*/
|
||
|
|
INLINE
|
||
|
|
u8 GRRLIB_ClampVar8 (f32 Value) {
|
||
|
|
Value = roundf(Value);
|
||
|
|
if (Value < 0) Value = 0;
|
||
|
|
else if (Value > 255) Value = 255;
|
||
|
|
|
||
|
|
return (u8)Value;
|
||
|
|
}
|