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Use constexpr instead of const for internal lookup tables

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This commit is contained in:
Samuel Gomes 2024-05-22 02:07:10 +05:30
parent e9cd6b84d3
commit 81dc37e39a
1 changed files with 5 additions and 5 deletions
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10
internal/c/parts/audio/extras/radv2/opal.cpp
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@ -141,7 +141,7 @@ void Opal::Init(int sample_rate) {
// Add the operators to the channels. Note, some channels can't use all the operators
// FIXME: put this into a separate routine
static const int chan_ops[] = {
static constexpr int chan_ops[] = {
0, 1, 2, 6, 7, 8, 12, 13, 14, 18, 19, 20, 24, 25, 26, 30, 31, 32,
};
@ -182,7 +182,7 @@ void Opal::SetSampleRate(int sample_rate) {
//==================================================================================================
void Opal::Port(uint16_t reg_num, uint8_t val) {
// clang-format off
static const int op_lookup[] = {
static constexpr int op_lookup[] = {
// 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F
0, 1, 2, 3, 4, 5, -1, -1, 6, 7, 8, 9, 10, 11, -1, -1,
// 10 11 12 13 14 15 16 17 18 19 1A 1B 1C 1D 1E 1F
@ -922,7 +922,7 @@ void Opal::Operator::SetFrequencyMultiplier(uint16_t scale) {
// Needs to be multiplied by two (and divided by two later when we use it) because the first
// entry is actually .5
static const uint16_t mul_times_2[] = {
static constexpr uint16_t mul_times_2[] = {
1, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 20, 24, 24, 30, 30,
};
@ -934,7 +934,7 @@ void Opal::Operator::SetFrequencyMultiplier(uint16_t scale) {
//==================================================================================================
void Opal::Operator::SetKeyScale(uint16_t scale) {
static const unsigned KeyScaleShiftTable[4] = {8, 1, 2, 0};
static constexpr unsigned KeyScaleShiftTable[4] = {8, 1, 2, 0};
KeyScaleShift = KeyScaleShiftTable[scale & 3];
ComputeKeyScaleLevel();
@ -1042,7 +1042,7 @@ void Opal::Operator::ComputeRates() {
//==================================================================================================
void Opal::Operator::ComputeKeyScaleLevel() {
// clang-format off
static const uint16_t levtab[] = {
static constexpr uint16_t levtab[] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 12, 16, 20, 24, 28, 32,
0, 0, 0, 0, 0, 12, 20, 28, 32, 40, 44, 48, 52, 56, 60, 64,