jaby/jabyengine
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases 1 Wiki Activity

Support Volume Steps now for easier support of fractions

Browse Source
This commit is contained in:
jaby
2022-08-31 17:17:17 +02:00
parent 41c8c32db8
commit 7243b50fbc
2 changed files with 18 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

27
include/PSX/SPU/SPU_Ports.hpp
View File

@@ -22,9 +22,11 @@ namespace SPU {
};
struct __no_align SweepVolume {
static constexpr int16_t VolumeLevelStep100 = (I16_MAX/100);
static constexpr int16_t VolumeLevelStep1000 = (I16_MAX/1000);
typedef int16_t VolumeStep;
static constexpr VolumeStep VolumeMax = 1000;
static constexpr VolumeStep SingleVolumeStep = (I16_MAX >> 1)/VolumeMax;
enum Direction {
Increase = 0,
Decrease = 1,
@@ -39,17 +41,22 @@ namespace SPU {
constexpr SweepVolume() = default;
static constexpr int16_t VolumeLevelPercent(double percent) {
return static_cast<int16_t>((I16_MAX/100.0)*percent);
}
constexpr auto& set_volume(int16_t volume) {
this->raw_value = bit::value::set_normalized(this->raw_value, static_cast<int16_t>(volume >> 1), __start_end_bit2_start_length(0, 14));
constexpr auto& set_volume_percent(double percent) {
this->raw_value = bit::value::set_normalized(this->raw_value, static_cast<int16_t>((I16_MAX/100.0)*percent), __start_end_bit2_start_length(0, 14));
return *this;
}
constexpr int16_t get_volume() const {
return bit::cast<int16_t>(bit::value::get_normalized(this->raw_value, __start_end_bit2_start_length(0, 14)));
//A value between 0 and 1000
constexpr auto& set_volume_step(VolumeStep volume_step) {
volume_step *= SingleVolumeStep;
this->raw_value = bit::value::set_normalized(this->raw_value, volume_step, __start_end_bit2_start_length(0, 14));
return *this;
}
//A value between 0 and 1000
constexpr VolumeStep get_volume_step() const {
return (bit::value::get_normalized(this->raw_value, __start_end_bit2_start_length(0, 14))/SingleVolumeStep);
}
io_class__2option_map(volume_mode, sweep_mode, 15);