uGFX/ugfx
2
0
Fork 0
Code Issues 2 Pull requests Projects Releases Wiki Activity

Add bit format testing to sample formats.

Browse source
This commit is contained in:
inmarket 2014-03-11 17:09:00 +10:00
parent 6d5a748f1c
commit c70d98ef59
1 changed files with 10 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
src/gmisc/sys_defs.h
View file

@ -39,6 +39,16 @@ typedef enum ArrayDataFormat_e {
ARRAY_DATA_16BITUNSIGNED = 16, ARRAY_DATA_16BITSIGNED = 17,
} ArrayDataFormat;
/**
* @brief Is the sample data format a "signed" data format?
*/
#define gfxSampleFormatIsSigned(fmt) ((fmt) & 1)
/**
* @brief How many bits are in the sample data format
*/
#define gfxSampleFormatBits(fmt) ((fmt) & ~1)
/**
* @brief The type for a fixed point type.
* @details The top 16 bits are the integer component, the bottom 16 bits are the real component.