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remove SDL2 dep from main.c; reorder main loop and remove unneeded code

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Gwenhael Le Moine 2024-04-18 16:27:54 +02:00
parent 2be2d93b7f
commit c0c9d637a4
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GPG key ID: FDFE3669426707A7
2 changed files with 18 additions and 31 deletions
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7
src/emulator.c
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@ -104,13 +104,6 @@ bool emulator_run( void )
CycleEvent* cep;
dword delta;
static bool first_run = false;
if ( first_run == false && emulator_state == EMULATOR_RUN )
first_run = true;
if ( please_exit )
return false;
if ( emulator_state != EMULATOR_STOP ) {
if ( !cpu.shutdown ) {
execute_instruction();

42
src/main.c
View file

@ -1,22 +1,26 @@
#include <stdlib.h>
#include <stdio.h>
#include <SDL2/SDL.h>
#include <sys/time.h>
#include "config.h"
#include "emulator.h"
#include "gui.h"
#include "display.h"
Uint64 currentTime;
long long time_in_mseconds( void )
{
struct timeval tv;
// display_update
Uint64 lastTime_timer1 = 0;
unsigned int delay_timer1 = 16384;
gettimeofday( &tv, NULL );
return ( ( ( long long )tv.tv_sec ) * 1000 ) + ( tv.tv_usec / 1000 );
}
// display show
Uint64 lastTime_timer5 = 0;
unsigned int delay_timer5 = 64; // fps
long long currentTime;
// gui_update
long long lastTime_gui_update = 0;
long long delay_gui_update = 16;
int main( int argc, char* argv[] )
{
@ -27,29 +31,19 @@ int main( int argc, char* argv[] )
emulator_init();
while ( !please_exit ) {
if ( please_exit )
do {
if ( !gui_events() )
break;
currentTime = SDL_GetTicks64();
emulator_run();
if ( currentTime > lastTime_timer1 + delay_timer1 ) {
lastTime_timer1 = currentTime;
display_update();
}
if ( currentTime > lastTime_timer5 + delay_timer5 ) {
lastTime_timer5 = currentTime;
currentTime = time_in_mseconds();
if ( currentTime > lastTime_gui_update + delay_gui_update ) {
lastTime_gui_update = currentTime;
gui_update();
}
if ( !gui_events() )
break;
}
} while ( !please_exit );
emulator_exit();
gui_exit();