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https://github.com/Oibaf66/frodo-wii.git
synced 2024-11-22 11:29:24 +01:00
Fix sound warnings and remove catweasel support
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parent
0777b096dd
commit
9e3796d44d
10
Src/SID.cpp
10
Src/SID.cpp
@ -996,11 +996,15 @@ void DigitalRenderer::WriteRegister(uint16 adr, uint8 byte)
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case 18:
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voice[v].wave = (byte >> 4) & 0xf;
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if ((byte & 1) != voice[v].gate)
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{
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if (byte & 1) // Gate turned on
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voice[v].eg_state = EG_ATTACK;
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else // Gate turned off
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{
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if (voice[v].eg_state != EG_IDLE)
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voice[v].eg_state = EG_RELEASE;
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}
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}
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voice[v].gate = byte & 1;
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voice[v].mod_by->sync = byte & 2;
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voice[v].ring = byte & 4;
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@ -1172,10 +1176,12 @@ void DigitalRenderer::calc_filter(void)
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// Stabilize filter
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if (fabs(g1) >= g2 + 1.0)
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{
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if (g1 > 0.0)
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g1 = g2 + 0.99;
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else
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g1 = -(g2 + 0.99);
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}
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// Calculate roots (filter characteristic) and input attenuation
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switch (f_type) {
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@ -1437,10 +1443,6 @@ void MOS6581::open_close_renderer(int old_type, int new_type)
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#ifdef AMIGA
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else if (new_type == SIDTYPE_SIDCARD)
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the_renderer = new SIDCardRenderer;
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#endif
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#ifdef __linux__
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else if (new_type == SIDTYPE_SIDCARD)
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the_renderer = new CatweaselRenderer;
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#endif
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else
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the_renderer = NULL;
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@ -23,17 +23,7 @@
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#include <sys/ioctl.h>
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#include <linux/soundcard.h>
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// Catweasel ioctls (included here for convenience)
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#include <linux/ioctl.h>
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#define CWSID_IOCTL_TYPE ('S')
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#define CWSID_IOCTL_RESET _IO(CWSID_IOCTL_TYPE, 0)
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#define CWSID_IOCTL_CARDTYPE _IOR(CWSID_IOCTL_TYPE, 4, int)
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#define CWSID_IOCTL_PAL _IO(CWSID_IOCTL_TYPE, 0x11)
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#define CWSID_IOCTL_NTSC _IO(CWSID_IOCTL_TYPE, 0x12)
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#define CWSID_IOCTL_DOUBLEBUFFER _IOW(CWSID_IOCTL_TYPE, 0x21, int)
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#define CWSID_IOCTL_DELAY _IOW(CWSID_IOCTL_TYPE, 0x22, int)
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#define CWSID_MAGIC 0x100
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#define HAVE_CWSID 1
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#include "utils.hh"
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#include "VIC.h"
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#include "Network.h"
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@ -133,9 +123,13 @@ void DigitalRenderer::PushVolume(uint8 vol)
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// the buffer entirely
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if ((buffer_pos + to_output) >= sndbufsize) {
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int datalen = sndbufsize - buffer_pos;
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ssize_t written;
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to_output -= datalen;
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calc_buffer(sound_buffer + buffer_pos, datalen*2);
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write(devfd, sound_buffer, sndbufsize*2);
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written = write(devfd, sound_buffer, sndbufsize*2);
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if (written < 0)
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warning("Failed to write sound\n");
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buffer_pos = 0;
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}
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}
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@ -146,77 +140,3 @@ void DigitalRenderer::EmulateLine(void)
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return;
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this->PushVolume(volume);
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}
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/*
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* Renderer for Catweasel card
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*/
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// Renderer class
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class CatweaselRenderer : public SIDRenderer {
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public:
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CatweaselRenderer();
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virtual ~CatweaselRenderer();
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virtual void Reset(void);
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virtual void EmulateLine(void) {}
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virtual void PushVolume(uint8) {}
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virtual void WriteRegister(uint16 adr, uint8 byte);
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virtual void NewPrefs(Prefs *prefs) {}
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virtual void Pause(void) {}
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virtual void Resume(void) {}
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private:
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int cwsid_fh; // Catweasel device file handle
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};
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// Constructor: Open Catweasel device and reset SID
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CatweaselRenderer::CatweaselRenderer()
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{
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cwsid_fh = open("/dev/sid", O_WRONLY);
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if (cwsid_fh >= 0) {
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int i;
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if (ioctl(cwsid_fh, CWSID_IOCTL_CARDTYPE, &i) < 0 || i != CWSID_MAGIC) {
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close(cwsid_fh);
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cwsid_fh = -1;
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} else {
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ioctl(cwsid_fh, CWSID_IOCTL_RESET);
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ioctl(cwsid_fh, CWSID_IOCTL_DOUBLEBUFFER, 0);
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}
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}
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Reset();
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}
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// Destructor: Reset SID and close Catweasel device
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CatweaselRenderer::~CatweaselRenderer()
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{
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Reset();
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if (cwsid_fh >= 0) {
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close(cwsid_fh);
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cwsid_fh = -1;
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}
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}
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// Reset SID
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void CatweaselRenderer::Reset(void)
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{
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if (cwsid_fh >= 0) {
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uint8 zero = 0;
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ioctl(cwsid_fh, CWSID_IOCTL_RESET);
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lseek(cwsid_fh, 24, SEEK_SET);
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write(cwsid_fh, &zero, 1);
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}
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}
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// Write to register
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void CatweaselRenderer::WriteRegister(uint16 adr, uint8 byte)
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{
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if (cwsid_fh >= 0 && adr < 0x1a) {
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lseek(cwsid_fh, adr, SEEK_SET);
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write(cwsid_fh, &byte, 1);
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lseek(cwsid_fh, adr, SEEK_SET);
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write(cwsid_fh, &byte, 1);
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}
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}
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