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Add SDL_FLT_EPSILON.

This commit is contained in:
Eddy Jansson 2022-04-20 07:51:04 +02:00 committed by Sam Lantinga
parent 5d4a1f8356
commit 00feca27b0
1 changed files with 13 additions and 0 deletions
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13
include/SDL_stdinc.h
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@ -234,6 +234,19 @@ typedef uint64_t Uint64;
/* @} *//* Basic data types */ /* @} *//* Basic data types */
/**
* \name Floating-point constants
*/
/* @{ */
#ifdef FLT_EPSILON
#define SDL_FLT_EPSILON FLT_EPSILON
#else
#define SDL_FLT_EPSILON 1.1920928955078125e-07F /* 0x0.000002p0 */
#endif
/* @} *//* Floating-point constants */
/* Make sure we have macros for printing width-based integers. /* Make sure we have macros for printing width-based integers.
* <stdint.h> should define these but this is not true all platforms. * <stdint.h> should define these but this is not true all platforms.
* (for example win32) */ * (for example win32) */