#include "gxsound.hpp"
#include "gxaudio.hpp"

extern "C" {
#include <fmod.h>
}

gxSound::gxSound(gxAudio* a, FSOUND_SAMPLE* s) : audio(a), sample(s), defs_valid(true)
{
	FSOUND_Sample_GetDefaults(sample, &def_freq, &def_vol, &def_pan, &def_pri);
}

gxSound::~gxSound()
{
	FSOUND_Sample_Free(sample);
}

void gxSound::setDefaults()
{
	if (!defs_valid) {
		FSOUND_Sample_SetDefaults(sample, def_freq, def_vol, def_pan, def_pri);
		defs_valid = true;
	}
}

gxChannel* gxSound::play()
{
	setDefaults();
	return audio->play(sample);
}

gxChannel* gxSound::play3d(const float pos[3], const float vel[3])
{
	setDefaults();
	return audio->play3d(sample, pos, vel);
}

void gxSound::setLoop(bool loop)
{
	FSOUND_Sample_SetMode(sample, loop ? FSOUND_LOOP_NORMAL : FSOUND_LOOP_OFF);
}

void gxSound::setPitch(int hertz)
{
	def_freq   = hertz;
	defs_valid = false;
}

void gxSound::setVolume(float volume)
{
	def_vol    = volume * 255.0f;
	defs_valid = false;
}

void gxSound::setPan(float pan)
{
	def_pan    = (pan + 1.0f) * 127.5f;
	defs_valid = false;
}