diff options
Diffstat (limited to 'Alc')
| -rw-r--r-- | Alc/backends/mmdevapi.c | 7 | ||||
| -rw-r--r-- | Alc/helpers.c | 3 |
2 files changed, 7 insertions, 3 deletions
diff --git a/Alc/backends/mmdevapi.c b/Alc/backends/mmdevapi.c index ecd7eb5d..9604d0f9 100644 --- a/Alc/backends/mmdevapi.c +++ b/Alc/backends/mmdevapi.c @@ -71,6 +71,13 @@ DEFINE_PROPERTYKEY(PKEY_AudioEndpoint_GUID, 0x1da5d803, 0xd492, 0x4edd, 0x8c, 0x #define DEVNAME_HEAD "OpenAL Soft on " +/* Scales the given value using 64-bit integer math, ceiling the result. */ +static inline ALuint64 ScaleCeil(ALuint64 val, ALuint64 new_scale, ALuint64 old_scale) +{ + return (val*new_scale + old_scale-1) / old_scale; +} + + typedef struct { al_string name; al_string endpoint_guid; // obtained from PKEY_AudioEndpoint_GUID , set to "Unknown device GUID" if absent. diff --git a/Alc/helpers.c b/Alc/helpers.c index 238569d6..5d39f3d8 100644 --- a/Alc/helpers.c +++ b/Alc/helpers.c @@ -120,9 +120,6 @@ DEFINE_PROPERTYKEY(PKEY_AudioEndpoint_GUID, 0x1da5d803, 0xd492, 0x4edd, 0x8c, 0x extern inline ALuint NextPowerOf2(ALuint value); extern inline size_t RoundUp(size_t value, size_t r); -extern inline ALuint64 ScaleRound(ALuint64 val, ALuint64 new_scale, ALuint64 old_scale); -extern inline ALuint64 ScaleFloor(ALuint64 val, ALuint64 new_scale, ALuint64 old_scale); -extern inline ALuint64 ScaleCeil(ALuint64 val, ALuint64 new_scale, ALuint64 old_scale); extern inline ALint fastf2i(ALfloat f); |