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chore: rename arm7tdmi variables to just cpu

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Less verbose, specifying arm7tdmi doesn't really do much when there's
no other CPU in the system
This commit is contained in:
Rekai Nyangadzayi Musuka
2022-10-21 05:12:57 -03:00
parent 9b0f54b111
commit 867025b1ec
4 changed files with 51 additions and 51 deletions
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22
src/core/apu.zig
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@@ -444,29 +444,29 @@ const ToneSweep = struct {
};
}
pub fn tick(this: *This, ch1: *Self) void {
if (this.timer != 0) this.timer -= 1;
pub fn tick(self: *This, ch1: *Self) void {
if (self.timer != 0) self.timer -= 1;
if (this.timer == 0) {
if (self.timer == 0) {
const period = ch1.sweep.period.read();
this.timer = if (period == 0) 8 else period;
if (!this.calc_performed) this.calc_performed = true;
self.timer = if (period == 0) 8 else period;
if (!self.calc_performed) self.calc_performed = true;
if (this.enabled and period != 0) {
const new_freq = this.calcFrequency(ch1);
if (self.enabled and period != 0) {
const new_freq = self.calcFrequency(ch1);
if (new_freq <= 0x7FF and ch1.sweep.shift.read() != 0) {
ch1.freq.frequency.write(@truncate(u11, new_freq));
this.shadow = @truncate(u11, new_freq);
self.shadow = @truncate(u11, new_freq);
_ = this.calcFrequency(ch1);
_ = self.calcFrequency(ch1);
}
}
}
}
fn calcFrequency(this: *This, ch1: *Self) u12 {
const shadow = @as(u12, this.shadow);
fn calcFrequency(self: *This, ch1: *Self) u12 {
const shadow = @as(u12, self.shadow);
const shadow_shifted = shadow >> ch1.sweep.shift.read();
const decrease = ch1.sweep.direction.read();