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Gave tapes their own namespace.

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This commit is contained in:
Thomas Harte 2016-08-27 17:09:45 -04:00
parent 8c333059a8
commit c0402d0c2b
16 changed files with 60 additions and 48 deletions
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8
Machines/Commodore/Vic-20/Vic20.cpp
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@ -262,14 +262,14 @@ void Machine::set_prg(const char *file_name, size_t length, const uint8_t *data)
}
else
{
set_tape(std::shared_ptr<Storage::Tape>(new Storage::TapePRG(file_name)));
set_tape(std::shared_ptr<Storage::Tape::Tape>(new Storage::Tape::PRG(file_name)));
}
}
}
#pragma mar - Tape
void Machine::set_tape(std::shared_ptr<Storage::Tape> tape)
void Machine::set_tape(std::shared_ptr<Storage::Tape::Tape> tape)
{
_tape.set_tape(tape);
if(_should_automatically_load_media) set_typer_for_string("LOAD\nRUN\n");
@ -422,9 +422,9 @@ Tape::Tape() : TapePlayer(1022727) {}
void Tape::set_motor_control(bool enabled) {}
void Tape::set_tape_output(bool set) {}
void Tape::process_input_pulse(Storage::Tape::Pulse pulse)
void Tape::process_input_pulse(Storage::Tape::PRG::Pulse pulse)
{
bool new_input_level = pulse.type == Storage::Tape::Pulse::Low;
bool new_input_level = pulse.type == Storage::Tape::PRG::Pulse::Low;
if(_input_level != new_input_level)
{
_input_level = new_input_level;

6
Machines/Commodore/Vic-20/Vic20.hpp
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@ -213,7 +213,7 @@ class SerialPort : public ::Commodore::Serial::Port {
std::weak_ptr<UserPortVIA> _userPortVIA;
};
class Tape: public Storage::TapePlayer {
class Tape: public Storage::Tape::TapePlayer {
public:
Tape();
@ -232,7 +232,7 @@ class Tape: public Storage::TapePlayer {
private:
Delegate *_delegate;
virtual void process_input_pulse(Storage::Tape::Pulse pulse);
virtual void process_input_pulse(Storage::Tape::Tape::Pulse pulse);
bool _input_level;
};
@ -261,7 +261,7 @@ class Machine:
void set_rom(ROMSlot slot, size_t length, const uint8_t *data);
void set_prg(const char *file_name, size_t length, const uint8_t *data);
void set_tape(std::shared_ptr<Storage::Tape> tape);
void set_tape(std::shared_ptr<Storage::Tape::Tape> tape);
void set_disk(std::shared_ptr<Storage::Disk> disk);
void set_key_state(Key key, bool isPressed) { _keyboardVIA->set_key_state(key, isPressed); }

6
Machines/Electron/Electron.cpp
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@ -458,7 +458,7 @@ void Machine::synchronise()
update_audio();
}
void Machine::set_tape(std::shared_ptr<Storage::Tape> tape)
void Machine::set_tape(std::shared_ptr<Storage::Tape::Tape> tape)
{
_tape.set_tape(tape);
}
@ -971,14 +971,14 @@ inline uint8_t Tape::get_data_register()
return (uint8_t)(_data_register >> 2);
}
inline void Tape::process_input_pulse(Storage::Tape::Pulse pulse)
inline void Tape::process_input_pulse(Storage::Tape::Tape::Pulse pulse)
{
_crossings[0] = _crossings[1];
_crossings[1] = _crossings[2];
_crossings[2] = _crossings[3];
_crossings[3] = Tape::Unrecognised;
if(pulse.type != Storage::Tape::Pulse::Zero)
if(pulse.type != Storage::Tape::Tape::Pulse::Zero)
{
float pulse_length = (float)pulse.length.length / (float)pulse.length.clock_rate;
if(pulse_length >= 0.35 / 2400.0 && pulse_length < 0.7 / 2400.0) _crossings[3] = Tape::Short;

6
Machines/Electron/Electron.hpp
View File

@ -62,7 +62,7 @@ enum Key: uint16_t {
TerminateSequence = 0, NotMapped = 0xfffe,
};
class Tape: public Storage::TapePlayer {
class Tape: public Storage::Tape::TapePlayer {
public:
Tape();
@ -86,7 +86,7 @@ class Tape: public Storage::TapePlayer {
inline void set_is_in_input_mode(bool is_in_input_mode);
private:
void process_input_pulse(Storage::Tape::Pulse pulse);
void process_input_pulse(Storage::Tape::Tape::Pulse pulse);
inline void push_tape_bit(uint16_t bit);
inline void get_next_tape_pulse();
@ -145,7 +145,7 @@ class Machine:
Machine();
void set_rom(ROMSlot slot, size_t length, const uint8_t *data);
void set_tape(std::shared_ptr<Storage::Tape> tape);
void set_tape(std::shared_ptr<Storage::Tape::Tape> tape);
void set_key_state(Key key, bool isPressed);
void clear_all_keys();

2
OSBindings/Mac/Clock Signal/Machine/Wrappers/CSElectron.mm
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@ -41,7 +41,7 @@
- (BOOL)openUEFAtURL:(NSURL *)URL {
@synchronized(self) {
try {
std::shared_ptr<Storage::TapeUEF> tape(new Storage::TapeUEF([URL fileSystemRepresentation]));
std::shared_ptr<Storage::Tape::UEF> tape(new Storage::Tape::UEF([URL fileSystemRepresentation]));
_electron.set_tape(tape);
return YES;
} catch(...) {

2
OSBindings/Mac/Clock Signal/Machine/Wrappers/CSVic20.mm
View File

@ -49,7 +49,7 @@ using namespace Commodore::Vic20;
- (BOOL)openTAPAtURL:(NSURL *)URL {
@synchronized(self) {
try {
std::shared_ptr<Storage::CommodoreTAP> tape(new Storage::CommodoreTAP([URL fileSystemRepresentation]));
std::shared_ptr<Storage::Tape::CommodoreTAP> tape(new Storage::Tape::CommodoreTAP([URL fileSystemRepresentation]));
_vic20.set_tape(tape);
return YES;
} catch(...) {

8
StaticAnalyser/StaticAnalyser.cpp
View File

@ -49,7 +49,7 @@ std::list<Target> StaticAnalyser::GetTargets(const char *file_name)
// Collect all disks, tapes and ROMs as can be extrapolated from this file, forming the
// union of all platforms this file might be a target for.
std::list<std::shared_ptr<Storage::Disk>> disks;
std::list<std::shared_ptr<Storage::Tape>> tapes;
std::list<std::shared_ptr<Storage::Tape::Tape>> tapes;
TargetPlatformType potential_platforms = 0;
#define Format(extension, list, class, platforms) \
@ -79,7 +79,7 @@ std::list<Target> StaticAnalyser::GetTargets(const char *file_name)
{
// try instantiating as a ROM; failing that accept as a tape
try {
tapes.emplace_back(new Storage::TapePRG(file_name));
tapes.emplace_back(new Storage::Tape::PRG(file_name));
potential_platforms |= (TargetPlatformType)TargetPlatform::Commodore;
} catch(...) {}
}
@ -89,8 +89,8 @@ std::list<Target> StaticAnalyser::GetTargets(const char *file_name)
{
}
Format("tap", tapes, CommodoreTAP, TargetPlatform::Commodore) // TAP
Format("uef", tapes, TapeUEF, TargetPlatform::Acorn) // UEF (tape)
Format("tap", tapes, Tape::CommodoreTAP, TargetPlatform::Commodore) // TAP
Format("uef", tapes, Tape::UEF, TargetPlatform::Acorn) // UEF (tape)
#undef Format

2
StaticAnalyser/StaticAnalyser.hpp
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@ -53,7 +53,7 @@ struct Target {
} loadingMethod;
std::list<std::shared_ptr<Storage::Disk>> disks;
std::list<std::shared_ptr<Storage::Tape>> tapes;
std::list<std::shared_ptr<Storage::Tape::Tape>> tapes;
// TODO: ROMs. Probably can't model as raw data, but then how to handle bus complexities?
};

3
Storage/Tape/Formats/CommodoreTAP.cpp
View File

@ -11,6 +11,7 @@
#include <cstring>
using namespace Storage;
using namespace Tape;
CommodoreTAP::CommodoreTAP(const char *file_name)
{
@ -64,7 +65,7 @@ void CommodoreTAP::reset()
_current_pulse.type = Pulse::High;
}
Tape::Pulse CommodoreTAP::get_next_pulse()
Storage::Tape::Tape::Pulse CommodoreTAP::get_next_pulse()
{
if(_current_pulse.type == Pulse::High)
{

2
Storage/Tape/Formats/CommodoreTAP.hpp
View File

@ -13,6 +13,7 @@
#include <stdint.h>
namespace Storage {
namespace Tape {
/*!
Provides a @c Tape containing a Commodore-format tape image, which is simply a timed list of downward-going zero crossings.
@ -43,6 +44,7 @@ class CommodoreTAP: public Tape {
Pulse _current_pulse;
};
}
}
#endif /* CommodoreTAP_hpp */

15
Storage/Tape/Formats/TapePRG.cpp
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@ -47,8 +47,9 @@
#include <sys/stat.h>
using namespace Storage;
using namespace Tape;
TapePRG::TapePRG(const char *file_name) : _file(nullptr), _bitPhase(3), _filePhase(FilePhaseLeadIn), _phaseOffset(0), _copy_mask(0x80)
PRG::PRG(const char *file_name) : _file(nullptr), _bitPhase(3), _filePhase(FilePhaseLeadIn), _phaseOffset(0), _copy_mask(0x80)
{
struct stat file_stats;
stat(file_name, &file_stats);
@ -69,12 +70,12 @@ TapePRG::TapePRG(const char *file_name) : _file(nullptr), _bitPhase(3), _filePha
throw ErrorBadFormat;
}
TapePRG::~TapePRG()
PRG::~PRG()
{
if(_file) fclose(_file);
}
Tape::Pulse TapePRG::get_next_pulse()
Storage::Tape::Tape::Pulse PRG::get_next_pulse()
{
// these are all microseconds per pole
static const unsigned int leader_zero_length = 179;
@ -87,7 +88,7 @@ Tape::Pulse TapePRG::get_next_pulse()
Tape::Pulse pulse;
pulse.length.clock_rate = 1000000;
pulse.type = (_bitPhase&1) ? Pulse::High : Pulse::Low;
pulse.type = (_bitPhase&1) ? Tape::Pulse::High : Tape::Pulse::Low;
switch(_outputToken)
{
case Leader: pulse.length.length = leader_zero_length; break;
@ -95,12 +96,12 @@ Tape::Pulse TapePRG::get_next_pulse()
case One: pulse.length.length = (_bitPhase&2) ? zero_length : one_length; break;
case WordMarker: pulse.length.length = (_bitPhase&2) ? one_length : marker_length; break;
case EndOfBlock: pulse.length.length = (_bitPhase&2) ? zero_length : marker_length; break;
case Silence: pulse.type = Pulse::Zero; pulse.length.length = 5000; break;
case Silence: pulse.type = Tape::Pulse::Zero; pulse.length.length = 5000; break;
}
return pulse;
}
void TapePRG::reset()
void PRG::reset()
{
_bitPhase = 3;
fseek(_file, 2, SEEK_SET);
@ -109,7 +110,7 @@ void TapePRG::reset()
_copy_mask = 0x80;
}
void TapePRG::get_next_output_token()
void PRG::get_next_output_token()
{
static const int block_length = 192; // not counting the checksum
static const int countdown_bytes = 9;

12
Storage/Tape/Formats/TapePRG.hpp
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@ -6,18 +6,19 @@
// Copyright © 2016 Thomas Harte. All rights reserved.
//
#ifndef TapePRG_hpp
#define TapePRG_hpp
#ifndef Storage_Tape_PRG_hpp
#define Storage_Tape_PRG_hpp
#include "../Tape.hpp"
#include <stdint.h>
namespace Storage {
namespace Tape {
/*!
Provides a @c Tape containing a .PRG, which is a direct local file.
*/
class TapePRG: public Tape {
class PRG: public Tape {
public:
/*!
Constructs a @c T64 containing content from the file with name @c file_name, of type @c type.
@ -26,8 +27,8 @@ class TapePRG: public Tape {
@param type The type of data the file should contain.
@throws ErrorBadFormat if this file could not be opened and recognised as the specified type.
*/
TapePRG(const char *file_name);
~TapePRG();
PRG(const char *file_name);
~PRG();
enum {
ErrorBadFormat
@ -64,6 +65,7 @@ class TapePRG: public Tape {
uint8_t _copy_mask;
};
}
}
#endif /* T64_hpp */

15
Storage/Tape/Formats/TapeUEF.cpp
View File

@ -11,6 +11,7 @@
#include <math.h>
using namespace Storage;
using namespace Tape;
static float gzgetfloat(gzFile file)
{
@ -43,7 +44,7 @@ static float gzgetfloat(gzFile file)
return result;
}
TapeUEF::TapeUEF(const char *file_name) :
UEF::UEF(const char *file_name) :
_chunk_id(0), _chunk_length(0), _chunk_position(0),
_time_base(1200)
{
@ -69,17 +70,17 @@ TapeUEF::TapeUEF(const char *file_name) :
find_next_tape_chunk();
}
TapeUEF::~TapeUEF()
UEF::~UEF()
{
gzclose(_file);
}
void TapeUEF::reset()
void UEF::reset()
{
gzseek(_file, 12, SEEK_SET);
}
Tape::Pulse TapeUEF::get_next_pulse()
Storage::Tape::Tape::Pulse UEF::get_next_pulse()
{
Pulse next_pulse;
@ -147,7 +148,7 @@ Tape::Pulse TapeUEF::get_next_pulse()
return next_pulse;
}
void TapeUEF::find_next_tape_chunk()
void UEF::find_next_tape_chunk()
{
int reset_count = 0;
_chunk_position = 0;
@ -236,7 +237,7 @@ void TapeUEF::find_next_tape_chunk()
}
}
bool TapeUEF::chunk_is_finished()
bool UEF::chunk_is_finished()
{
switch(_chunk_id)
{
@ -252,7 +253,7 @@ bool TapeUEF::chunk_is_finished()
}
}
bool TapeUEF::get_next_bit()
bool UEF::get_next_bit()
{
switch(_chunk_id)
{

8
Storage/Tape/Formats/TapeUEF.hpp
View File

@ -14,19 +14,20 @@
#include <stdint.h>
namespace Storage {
namespace Tape {
/*!
Provides a @c Tape containing a UEF tape image, a slightly-convoluted description of pulses.
*/
class TapeUEF : public Tape {
class UEF : public Tape {
public:
/*!
Constructs a @c UEF containing content from the file with name @c file_name.
@throws ErrorNotUEF if this file could not be opened and recognised as a valid UEF.
*/
TapeUEF(const char *file_name);
~TapeUEF();
UEF(const char *file_name);
~UEF();
enum {
ErrorNotUEF
@ -72,6 +73,7 @@ class TapeUEF : public Tape {
bool chunk_is_finished();
};
}
}
#endif /* TapeUEF_hpp */

7
Storage/Tape/Tape.cpp
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@ -10,8 +10,9 @@
#include "../../NumberTheory/Factors.hpp"
using namespace Storage;
using namespace Tape;
void Tape::seek(Time seek_time)
void Storage::Tape::Tape::seek(Time seek_time)
{
// TODO: as best we can
}
@ -20,7 +21,7 @@ TapePlayer::TapePlayer(unsigned int input_clock_rate) :
TimedEventLoop(input_clock_rate)
{}
void TapePlayer::set_tape(std::shared_ptr<Storage::Tape> tape)
void TapePlayer::set_tape(std::shared_ptr<Storage::Tape::Tape> tape)
{
_tape = tape;
reset_timer();
@ -41,7 +42,7 @@ void TapePlayer::get_next_pulse()
{
_current_pulse.length.length = 1;
_current_pulse.length.clock_rate = 1;
_current_pulse.type = Storage::Tape::Pulse::Zero;
_current_pulse.type = Tape::Pulse::Zero;
}
set_next_event_time_interval(_current_pulse.length);

6
Storage/Tape/Tape.hpp
View File

@ -13,6 +13,7 @@
#include "../TimedEventLoop.hpp"
namespace Storage {
namespace Tape {
/*!
Models a tape as a sequence of pulses, each pulse being of arbitrary length and described
@ -51,7 +52,7 @@ class TapePlayer: public TimedEventLoop {
public:
TapePlayer(unsigned int input_clock_rate);
void set_tape(std::shared_ptr<Storage::Tape> tape);
void set_tape(std::shared_ptr<Storage::Tape::Tape> tape);
bool has_tape();
void run_for_cycles(int number_of_cycles);
@ -64,10 +65,11 @@ class TapePlayer: public TimedEventLoop {
private:
inline void get_next_pulse();
std::shared_ptr<Storage::Tape> _tape;
std::shared_ptr<Storage::Tape::Tape> _tape;
Tape::Pulse _current_pulse;
};
}
}
#endif /* Tape_hpp */