shithub: neindaw

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ay: fix initial values and step, add noise frequency

--- a/ay/ay.c

+++ b/ay/ay.c

@@ -45,6 +45,7 @@

 	}chan[3];

 	float hold, alternate, attack, cont;

 	float volume;

+	float noise;

 };

 static Aux rootaux[] = {

@@ -184,9 +185,9 @@

 	char s[32];

 	int i;

-	min = ceil(Tickhz/(16.0f*4095.0f));

-	max = floor(Tickhz/16.0f);

-	step = ceil(Tickhz/(16.0f*4094.0f)) - min;

+	min = Tickhz/65520.0f;

+	max = Tickhz/16.0f;

+	step = (max-min)/4094.0f;

 	ui->openVerticalBox(ui->f, "AY-3-8910");

@@ -197,10 +198,10 @@

 		ui->declare(ui->f, &dsp->chan[i].freq, "0", "");

 		ui->declare(ui->f, &dsp->chan[i].freq, "unit", "Hz");

-		ui->addHorizontalSlider(ui->f, "Tone", &dsp->chan[i].freq, 400.0f, min, max, step);

+		ui->addHorizontalSlider(ui->f, "Tone", &dsp->chan[i].freq, min+(max-min)/2.0f, min, max, step);

 		ui->declare(ui->f, &dsp->chan[i].amp, "1", "");

-		ui->addHorizontalSlider(ui->f, "Volume", &dsp->chan[i].amp, 15.0f, 0.0f, 15.0f, 1.0f);

+		ui->addHorizontalSlider(ui->f, "Volume", &dsp->chan[i].amp, 1.0f, 0.0f, 1.0f, 1.0f/15.0f);

 		ui->declare(ui->f, &dsp->chan[i].enable, "2", "");

 		ui->addCheckButton(ui->f, "Enable", &dsp->chan[i].enable);

@@ -214,6 +215,13 @@

 		ui->closeBox(ui->f);

 	}

 	ui->closeBox(ui->f);

+

+	min = Tickhz/496.0f;

+	max = Tickhz/16.0f;

+	step = (max-min)/30.0f;

+

+	ui->declare(ui->f, &dsp->noise, "noise", "");

+	ui->addHorizontalSlider(ui->f, "Noise", &dsp->noise, 200, min, max, step);

 	ui->openVerticalBox(ui->f, "Envelope");

 	ui->declare(ui->f, &dsp->hold, "0", "");