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This commit is contained in:
Raimon Zamora
2025-01-30 10:04:23 +01:00
parent 144c588012
commit 9d3204daba
3 changed files with 9 additions and 6 deletions
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8
APU.cpp
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@@ -1,6 +1,6 @@
#include "APU.h" #include "APU.h"
#include <SDL2/SDL.h> #include <SDL2/SDL.h>
#include "audio_viewer.h" //#include "audio_viewer.h"
namespace APU namespace APU
{ {
@@ -98,11 +98,11 @@ namespace APU
void init() void init()
{ {
SDL_AudioSpec audioSpec{SAMPLING_FREQ, AUDIO_U8, 1, 0, AUDIO_BUFFER_SIZE>>2, 0, 0, &audioCallback, NULL}; SDL_AudioSpec audioSpec{SAMPLING_FREQ, AUDIO_U8, 1, 0, AUDIO_BUFFER_SIZE>>1, 0, 0, &audioCallback, NULL};
sdlAudioDevice = SDL_OpenAudioDevice(NULL, 0, &audioSpec, NULL, 0); sdlAudioDevice = SDL_OpenAudioDevice(NULL, 0, &audioSpec, NULL, 0);
resume(); resume();
//samples_time=SDL_GetTicks(); //samples_time=SDL_GetTicks();
audio_viewer::init(); //audio_viewer::init();
} }
void reset() void reset()
@@ -437,7 +437,7 @@ namespace APU
uint8_t sample = (sampleCH1+sampleCH2+sampleCH3+sampleCH4)&0xff; uint8_t sample = (sampleCH1+sampleCH2+sampleCH3+sampleCH4)&0xff;
sound_buffer[(sound_pos++)&(AUDIO_BUFFER_SIZE-1)] = sample; sound_buffer[(sound_pos++)&(AUDIO_BUFFER_SIZE-1)] = sample;
audio_viewer::addsample(sample); //audio_viewer::addsample(sample);
//if (ear) last_1 = sound_pos; //if (ear) last_1 = sound_pos;
} }
} }

3
Makefile
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@@ -9,3 +9,6 @@ debug: compile
debug1: compile debug1: compile
gdb -ex run gb gdb -ex run gb
release:
g++ -O3 *.cpp -lSDL2 -o gb

4
main.cpp
View File

@@ -63,7 +63,7 @@ int main(int argc, char *argv[])
if (argc < 2) { printf("ABORTING: No rom specified.\n"); exit(1); } if (argc < 2) { printf("ABORTING: No rom specified.\n"); exit(1); }
const uint32_t clock = 4194304; const uint32_t clock = 4194304;
const uint32_t update_freq = clock / 10; const uint32_t update_freq = clock >> 3;
SDL_Init(SDL_INIT_EVERYTHING); SDL_Init(SDL_INIT_EVERYTHING);
@@ -204,7 +204,7 @@ int main(int argc, char *argv[])
if (t_states>=update_freq) if (t_states>=update_freq)
{ {
while (SDL_GetTicks()<time+100) {} while (SDL_GetTicks()<(time+125)) {}
t_states -= update_freq; t_states -= update_freq;
time = SDL_GetTicks(); time = SDL_GetTicks();
//z80analyze::refresh(); //z80analyze::refresh();