mirror of
https://github.com/dborth/snes9xgx.git
synced 2024-12-12 12:24:34 +01:00
383 lines
8.9 KiB
C++
383 lines
8.9 KiB
C++
#include <stdio.h>
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#include <malloc.h>
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#include "s9xconfig.h"
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#include "snes9x.h"
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#include "memmap.h"
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#include "s9xdebug.h"
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#include "cpuexec.h"
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#include "ppu.h"
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#include "apu.h"
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#include "display.h"
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#include "gfx.h"
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#include "soundux.h"
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#include "spc700.h"
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#include "spc7110.h"
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#include "controls.h"
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#include <console/console.h>
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#include <diskio/diskio.h>
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#include <xenos/xenos.h>
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#include <xenon_sound/sound.h>
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#include <xenon_soc/xenon_power.h>
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//#include "smc.h"
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#include "video.h"
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extern unsigned long SNESROMSize;
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extern void S9xInitSync();
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void ExitApp(void)
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{
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printf(" *** ExitApp\n");
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while (1);
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}
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int ResetRequested = 1, ConfigRequested;
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extern "C" {
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void usb_do_poll(void);
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void kmem_init(void);
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void usb_init(void);
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#include <input/input.h>
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};
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#include <stdint.h>
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#include <unistd.h>
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#include <fcntl.h>
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static inline uint32_t bswap_32(uint32_t t)
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{
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return ((t & 0xFF) << 24) | ((t & 0xFF00) << 8) | ((t & 0xFF0000) >> 8) | ((t & 0xFF000000) >> 24);
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}
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void
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emulate ()
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{
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while(1) // emulation loop
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{
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int ctrl;
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for (ctrl = 0; ctrl < 4; ++ctrl)
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{
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struct controller_data_s c;
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if (get_controller_data(&c, ctrl))
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{
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// printf("got controller data!\n");
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int offset = 0x10 + ctrl * 0x10;
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// printf("a=%d, b=%d, x=%d, y=%d, lb=%d, rb=%d, start=%d, select=%d, up=%d, down=%d, left=%d, right=%d\n",
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// c.a, c.b, c.x, c.y, c.lb, c.rb, c.start, c.select, c.up, c.down, c.left, c.right);
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S9xReportButton (offset + 0, c.b);
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S9xReportButton (offset + 1, c.a);
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S9xReportButton (offset + 2, c.x);
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S9xReportButton (offset + 3, c.y);
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S9xReportButton (offset + 4, c.lb);
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S9xReportButton (offset + 5, c.rb);
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S9xReportButton (offset + 6, c.start);
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S9xReportButton (offset + 7, c.select);
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S9xReportButton (offset + 8, c.up);
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S9xReportButton (offset + 9, c.down);
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S9xReportButton (offset + 10, c.left);
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S9xReportButton (offset + 11, c.right);
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}
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}
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S9xMainLoop ();
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usb_do_poll();
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if(ResetRequested)
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{
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S9xSoftReset (); // reset game
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ResetRequested = 0;
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}
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if (ConfigRequested)
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{
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ConfigRequested = 0;
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break;
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}
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/* this all isn't that great... */
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int sample_rate = 48000 * 2;
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int samples_per_frame = Settings.PAL ? sample_rate / 50 : sample_rate / 60;
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int samples_guard = 16384;
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if (xenon_sound_get_unplayed() < samples_guard)
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{
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so.samples_mixed_so_far = so.play_position = 0;
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unsigned char buffer[2048];
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#if 0
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int req_samples = xenon_sound_get_unplayed();
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if ((req_samples + samples_per_frame) < samples_guard)
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req_samples = samples_guard + samples_per_frame;
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else
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req_samples = samples_per_frame;
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#endif
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int req_samples = samples_per_frame;
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S9xMixSamples(buffer, req_samples);
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int i;
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for (i = 0; i < req_samples * 2; i += 4)
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*(int*)(buffer + i) = bswap_32(*(int*)(buffer + i));
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xenon_sound_submit(buffer, req_samples * 2);
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}
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} // main loop
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}
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#define ASSIGN_BUTTON_TRUE( keycode, snescmd ) \
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S9xMapButton( keycode, cmd = S9xGetCommandT(snescmd), true)
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#define ASSIGN_BUTTON_FALSE( keycode, snescmd ) \
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S9xMapButton( keycode, cmd = S9xGetCommandT(snescmd), false)
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void SetDefaultButtonMap ()
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{
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int maxcode = 0x10;
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s9xcommand_t cmd;
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/*** Joypad 1 ***/
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad1 A");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad1 B");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad1 X");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad1 Y");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad1 L");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad1 R");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad1 Start");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad1 Select");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad1 Up");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad1 Down");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad1 Left");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad1 Right");
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maxcode = 0x20;
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/*** Joypad 2 ***/
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad2 A");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad2 B");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad2 X");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad2 Y");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad2 L");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad2 R");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad2 Start");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad2 Select");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad2 Up");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad2 Down");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad2 Left");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad2 Right");
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maxcode = 0x30;
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/*** Joypad 3 ***/
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad3 A");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad3 B");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad3 X");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad3 Y");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad3 L");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad3 R");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad3 Start");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad3 Select");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad3 Up");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad3 Down");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad3 Left");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad3 Right");
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maxcode = 0x40;
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/*** Joypad 4 ***/
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad4 A");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad4 B");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad4 X");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad4 Y");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad4 L");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad4 R");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad4 Start");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad4 Select");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad4 Up");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad4 Down");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad4 Left");
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ASSIGN_BUTTON_FALSE (maxcode++, "Joypad4 Right");
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maxcode = 0x50;
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/*** Superscope ***/
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ASSIGN_BUTTON_FALSE (maxcode++, "Superscope Fire");
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ASSIGN_BUTTON_FALSE (maxcode++, "Superscope AimOffscreen");
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ASSIGN_BUTTON_FALSE (maxcode++, "Superscope Cursor");
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ASSIGN_BUTTON_FALSE (maxcode++, "Superscope ToggleTurbo");
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ASSIGN_BUTTON_FALSE (maxcode++, "Superscope ToggleTurbo");
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ASSIGN_BUTTON_FALSE (maxcode++, "Superscope Pause");
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maxcode = 0x60;
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/*** Mouse ***/
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ASSIGN_BUTTON_FALSE (maxcode++, "Mouse1 L");
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ASSIGN_BUTTON_FALSE (maxcode++, "Mouse1 R");
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ASSIGN_BUTTON_FALSE (maxcode++, "Mouse2 L");
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ASSIGN_BUTTON_FALSE (maxcode++, "Mouse2 R");
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maxcode = 0x70;
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/*** Justifier ***/
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ASSIGN_BUTTON_FALSE (maxcode++, "Justifier1 Trigger");
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ASSIGN_BUTTON_FALSE (maxcode++, "Justifier1 AimOffscreen");
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ASSIGN_BUTTON_FALSE (maxcode++, "Justifier1 Start");
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ASSIGN_BUTTON_FALSE (maxcode++, "Justifier2 Trigger");
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ASSIGN_BUTTON_FALSE (maxcode++, "Justifier2 AimOffscreen");
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ASSIGN_BUTTON_FALSE (maxcode++, "Justifier2 Start");
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maxcode = 0x80;
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S9xMapPointer(maxcode++, S9xGetCommandT("Pointer Superscope"), false);
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S9xMapPointer(maxcode++, S9xGetCommandT("Pointer Mouse1"), false);
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S9xMapPointer(maxcode++, S9xGetCommandT("Pointer Mouse2"), false);
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S9xMapPointer(maxcode++, S9xGetCommandT("Pointer Justifier1"), false);
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S9xMapPointer(maxcode++, S9xGetCommandT("Pointer Justifier2"), false);
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maxcode = 0x90;
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ASSIGN_BUTTON_FALSE (maxcode++, "Screenshot");
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// Plugin 2 Joypads by default
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S9xSetController (0, CTL_JOYPAD, 0, 0, 0, 0);
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S9xSetController (1, CTL_JOYPAD, 1, 0, 0, 0);
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S9xVerifyControllers();
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}
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int main(void)
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{
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extern void xenos_init();
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xenos_init();
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console_init();
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xenon_thread_startup();
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xenon_make_it_faster(XENON_SPEED_FULL);
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xenon_sleep_thread(1);
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xenon_sleep_thread(2);
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xenon_sleep_thread(3);
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xenon_sleep_thread(4);
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xenon_sleep_thread(5);
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printf("SNES9x GX\n");
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kmem_init();
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usb_init();
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// Set defaults
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DefaultSettings ();
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S9xUnmapAllControls ();
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SetDefaultButtonMap ();
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// Allocate SNES Memory
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if (!Memory.Init ())
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ExitApp();
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// Allocate APU
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if (!S9xInitAPU ())
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ExitApp();
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// Set Pixel Renderer to match 565
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S9xSetRenderPixelFormat (RGB565);
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// Initialise Snes Sound System
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S9xInitSound (5, TRUE, 1024);
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// Initialise Graphics
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// setGFX ();
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videoInit();
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if (!S9xGraphicsInit ())
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ExitApp();
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S9xSetSoundMute (TRUE);
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S9xInitSync(); // initialize frame sync
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// Plugin 2 Joypads by default
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S9xSetController (0, CTL_JOYPAD, 0, 0, 0, 0);
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S9xSetController (1, CTL_JOYPAD, 1, 0, 0, 0);
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S9xVerifyControllers();
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printf("Waiting for USB storage...\n");
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extern void xenos_init();
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int fd;
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do {
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usb_do_poll();
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fd = open("uda:/SNES9X.SMC", O_RDONLY);
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} while (fd < 0);
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struct stat stat;
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fstat(fd, &stat);
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SNESROMSize = stat.st_size;
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if (read(fd, Memory.ROM, SNESROMSize) != SNESROMSize)
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{
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printf("Failed to read rom\n");
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while (1);
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}
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// memcpy(Memory.ROM, smc, SNESROMSize = sizeof(smc));
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Memory.LoadROM ("BLANK.SMC");
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Memory.LoadSRAM ("BLANK");
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console_close();
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emulate(); // main loop
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while (1);
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return 0;
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}
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extern "C" {
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char* getcwd(char*, size_t)
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{
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return 0;
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}
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int chdir(const char *f)
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{
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return -1;
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}
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uid_t getuid(void)
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{
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return 0;
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}
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gid_t getgid(void)
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{
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return 0;
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}
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int chown(const char*, uid_t, gid_t)
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{
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}
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int stat(const char*, struct stat*)
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{
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return -1;
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}
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int unlink(const char*)
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{
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return -1;
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}
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void gettimeofday()
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{
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}
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}
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