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-rw-r--r--plugins/gme/Game_Music_Emu-0.5.2/gme/Nes_Oscs.h147
1 files changed, 0 insertions, 147 deletions
diff --git a/plugins/gme/Game_Music_Emu-0.5.2/gme/Nes_Oscs.h b/plugins/gme/Game_Music_Emu-0.5.2/gme/Nes_Oscs.h
deleted file mode 100644
index b675bfb4..00000000
--- a/plugins/gme/Game_Music_Emu-0.5.2/gme/Nes_Oscs.h
+++ /dev/null
@@ -1,147 +0,0 @@
-// Private oscillators used by Nes_Apu
-
-// Nes_Snd_Emu 0.1.8
-#ifndef NES_OSCS_H
-#define NES_OSCS_H
-
-#include "blargg_common.h"
-#include "Blip_Buffer.h"
-
-class Nes_Apu;
-
-struct Nes_Osc
-{
- unsigned char regs [4];
- bool reg_written [4];
- Blip_Buffer* output;
- int length_counter;// length counter (0 if unused by oscillator)
- int delay; // delay until next (potential) transition
- int last_amp; // last amplitude oscillator was outputting
-
- void clock_length( int halt_mask );
- int period() const {
- return (regs [3] & 7) * 0x100 + (regs [2] & 0xFF);
- }
- void reset() {
- delay = 0;
- last_amp = 0;
- }
- int update_amp( int amp ) {
- int delta = amp - last_amp;
- last_amp = amp;
- return delta;
- }
-};
-
-struct Nes_Envelope : Nes_Osc
-{
- int envelope;
- int env_delay;
-
- void clock_envelope();
- int volume() const;
- void reset() {
- envelope = 0;
- env_delay = 0;
- Nes_Osc::reset();
- }
-};
-
-// Nes_Square
-struct Nes_Square : Nes_Envelope
-{
- enum { negate_flag = 0x08 };
- enum { shift_mask = 0x07 };
- enum { phase_range = 8 };
- int phase;
- int sweep_delay;
-
- typedef Blip_Synth<blip_good_quality,1> Synth;
- Synth const& synth; // shared between squares
-
- Nes_Square( Synth const* s ) : synth( *s ) { }
-
- void clock_sweep( int adjust );
- void run( nes_time_t, nes_time_t );
- void reset() {
- sweep_delay = 0;
- Nes_Envelope::reset();
- }
- nes_time_t maintain_phase( nes_time_t time, nes_time_t end_time,
- nes_time_t timer_period );
-};
-
-// Nes_Triangle
-struct Nes_Triangle : Nes_Osc
-{
- enum { phase_range = 16 };
- int phase;
- int linear_counter;
- Blip_Synth<blip_med_quality,1> synth;
-
- int calc_amp() const;
- void run( nes_time_t, nes_time_t );
- void clock_linear_counter();
- void reset() {
- linear_counter = 0;
- phase = 1;
- Nes_Osc::reset();
- }
- nes_time_t maintain_phase( nes_time_t time, nes_time_t end_time,
- nes_time_t timer_period );
-};
-
-// Nes_Noise
-struct Nes_Noise : Nes_Envelope
-{
- int noise;
- Blip_Synth<blip_med_quality,1> synth;
-
- void run( nes_time_t, nes_time_t );
- void reset() {
- noise = 1 << 14;
- Nes_Envelope::reset();
- }
-};
-
-// Nes_Dmc
-struct Nes_Dmc : Nes_Osc
-{
- int address; // address of next byte to read
- int period;
- //int length_counter; // bytes remaining to play (already defined in Nes_Osc)
- int buf;
- int bits_remain;
- int bits;
- bool buf_full;
- bool silence;
-
- enum { loop_flag = 0x40 };
-
- int dac;
-
- nes_time_t next_irq;
- bool irq_enabled;
- bool irq_flag;
- bool pal_mode;
- bool nonlinear;
-
- int (*prg_reader)( void*, nes_addr_t ); // needs to be initialized to prg read function
- void* prg_reader_data;
-
- Nes_Apu* apu;
-
- Blip_Synth<blip_med_quality,1> synth;
-
- void start();
- void write_register( int, int );
- void run( nes_time_t, nes_time_t );
- void recalc_irq();
- void fill_buffer();
- void reload_sample();
- void reset();
- int count_reads( nes_time_t, nes_time_t* ) const;
- nes_time_t next_read_time() const;
-};
-
-#endif