void retro_run(void)
{
bool updated = false;
static int frames = 0;
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
check_variables();
poll_cb();
gbemu_update_input();
RETRO_PERFORMANCE_INIT(gbemu_main_func);
RETRO_PERFORMANCE_START(gbemu_main_func);
gbemu_run();
RETRO_PERFORMANCE_STOP(gbemu_main_func);
// if(!GB.LCDC.LCD_enable)
// memset(gbemu_frame, 0xFF, sizeof(gbemu_frame));
#ifdef VIEW_TILEMAP
gbemu_draw_sprite_map();
gbemu_draw_bgmap();
gbemu_draw_tilemap();
gbemu_dump_memory();
#endif
uint16_t* read_pos = gbemu_sound_buffer;
while (read_pos < GB.APU.write_pos - 2048)
{
audio_batch_cb(read_pos, 1024);
read_pos += 2048;
}
audio_batch_cb(read_pos, (GB.APU.write_pos - read_pos) >> 1);
// gbemu_printf("samples played : %i\n", (GB.APU.write_pos - gbemu_sound_buffer) >> 1);
video_cb(gbemu_frame, GBEMU_DRAWBUFFER_W, GBEMU_DRAWBUFFER_H, GBEMU_DRAWBUFFER_W * 2);
// DEBUG_HOLD();
// gbemu_printf("frame : %i\n", frames);
frames++;
fflush(stdout);
// gbemu_check_exit_request();
}
void retro_run(void)
{
int i;
bool updated = false;
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
check_variables();
input_poll_cb();
for (i=0; i < 130; i++)
KBD_RES(i);
for (i=0; i < sizeof(keymap)/sizeof(keymap_t); i++)
if (input_state_cb(0, RETRO_DEVICE_KEYBOARD, 0, keymap[i].retro))
KBD_SET(keymap[i].fmsx);
joystate = 0;
for (i = 0; i < sizeof(joymap) / sizeof(keymap_t); i++)
{
if (input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, joymap[i].retro))
{
if (i < joy_keyboard_begin)
JOY_SET(joymap[i].fmsx);
else
KBD_SET(joymap[i].fmsx);
}
}
RETRO_PERFORMANCE_INIT(core_retro_run);
RETRO_PERFORMANCE_START(core_retro_run);
RunZ80(&CPU);
RenderAndPlayAudio(SND_RATE / 60);
RETRO_PERFORMANCE_STOP(core_retro_run);
fflush(stdout);
#ifdef PSP
static unsigned int __attribute__((aligned(16))) d_list[32];
void* const texture_vram_p = (void*) (0x44200000 - (640 * 480)); // max VRAM address - frame size
sceKernelDcacheWritebackRange(XBuf, 256*240 );
sceGuStart(GU_DIRECT, d_list);
sceGuCopyImage(GU_PSM_5650, 0, 0, image_buffer_width, image_buffer_height, image_buffer_width, image_buffer, 0, 0, image_buffer_width, texture_vram_p);
sceGuTexSync();
sceGuTexImage(0, 512, 256, image_buffer_width, texture_vram_p);
sceGuTexMode(GU_PSM_5650, 0, 0, GU_FALSE);
sceGuTexFunc(GU_TFX_REPLACE, GU_TCC_RGB);
sceGuDisable(GU_BLEND);
sceGuFinish();
video_cb(texture_vram_p, image_buffer_width, image_buffer_height, image_buffer_width * sizeof(uint16_t));
#else
video_cb(image_buffer, image_buffer_width, image_buffer_height, image_buffer_width * sizeof(uint16_t));
#endif
}
void update_frame_ge(void)
{
check_gba_video_status();
// return;
// printf("video mode: %u\n", gba_video_registers->lcd_control.bg_mode);
int i;
palette_ram_8bit[0]=palette_ram[0]&0x7FFF;
for (i=1; i<256;i++)
palette_ram_8bit[i]=palette_ram[i]|0x8000;
palette_ram_8bit[256]=palette_ram[256]&0x7FFF;
for (i=257; i<512;i++)
palette_ram_8bit[i]=palette_ram[i]|0x8000;
for (i=0; i<512;i++)
{
if (i&0xF)
palette_ram_4bit[i]=palette_ram_8bit[i]|0x8000;
else
palette_ram_4bit[i]=palette_ram_8bit[i]&0x7FFF;
}
// sceKernelDcacheWritebackAll();
// sceKernelDcacheWritebackInvalidateAll();
RETRO_PERFORMANCE_INIT(gu_sync_time);
RETRO_PERFORMANCE_START(gu_sync_time);
sceGuSync(0,0);
RETRO_PERFORMANCE_STOP(gu_sync_time);
main_context_status= sceGuGetAllStatus();
sceGeSaveContext(&main_context_buffer);
sceGuSetCallback(GU_CALLBACK_FINISH, list_finish_callback);
sceGuStart(GU_DIRECT, d_list);
init_3Dprojection();
setup_3Dprojection_16bit();
sceGuDisable(GU_DEPTH_TEST);
// sceGuDepthBuffer((void*)VRAM_DEPTH,512);
sceGuDepthMask(GU_TRUE);
sceGuDepthRange(0,65535);
sceGuDisable(GU_CULL_FACE);
sceGuDisable(GU_CLIP_PLANES);
// sceGuTexFilter(GU_NEAREST,GU_NEAREST);
RETRO_PERFORMANCE_INIT(gba_upload_vram_proc);
RETRO_PERFORMANCE_START(gba_upload_vram_proc);
gba_upload_vram();
RETRO_PERFORMANCE_STOP(gba_upload_vram_proc);
// sceGuDrawBufferList(GU_PSM_5551, GBA_FRAME_TEXTURE_GU, GBA_LINE_SIZE);
sceGuDrawBufferList(GU_PSM_8888, GBA_FRAME_TEXTURE_GU, GBA_LINE_SIZE);
sceGuDepthBuffer(GBA_DEPTH_BUFFER, GBA_LINE_SIZE);
sceGuScissor(0,0,GBA_SCREEN_WIDTH,GBA_SCREEN_HEIGHT);
sceGuScissor(0,0,240,160);
sceGuEnable(GU_SCISSOR_TEST);
// sceGuClearColor(0x000000FF);
// sceGuClearColor((palette_ram[0]&0x1F<<3)|(palette_ram[0]&0x3E0<<6)|(palette_ram[0]&0x7C00<<9)|0xFF000000);
sceGuClearColor(GU_COLOR(((palette_ram[0]>> 0) & 31) / 31.0f,
((palette_ram[0]>> 5) & 31) / 31.0f,
((palette_ram[0]>>10) & 31) / 31.0f,
1.0));
sceGuClear(GU_COLOR_BUFFER_BIT);
// if (gba_draw_bg[gba_video_registers->lcd_control.bg_mode])
// gba_draw_bg[gba_video_registers->lcd_control.bg_mode]();
RETRO_PERFORMANCE_INIT(gba_draw_bg_mode0_proc);
RETRO_PERFORMANCE_START(gba_draw_bg_mode0_proc);
gba_draw_bg_mode0();
RETRO_PERFORMANCE_STOP(gba_draw_bg_mode0_proc);
// sceGuFinish();
sceGuFinishId(GBA_DISPLAY_LIST_ID);
// RETRO_PERFORMANCE_INIT(gu_sync_time);
// RETRO_PERFORMANCE_START(gu_sync_time);
// sceGuSync(0,0);
// RETRO_PERFORMANCE_STOP(gu_sync_time);
}
static void gba_draw_bg_mode0 (void)
{
// goto show_tiles;
RETRO_PERFORMANCE_INIT(draw_bgs_procs);
RETRO_PERFORMANCE_START(draw_bgs_procs);
sceGuEnable(GU_BLEND);
sceGuBlendFunc(GU_ADD,GU_SRC_ALPHA,GU_ONE_MINUS_SRC_ALPHA,0xFFFFFFFF,0xFFFFFFFF);
// sceGuEnable(GU_DEPTH_TEST);
sceGuDepthMask(GU_FALSE);
sceGuDepthFunc(GU_GEQUAL);
// sceGuDisable(GU_BLEND);
//BG0
if (gba_video_registers->lcd_control.screen_display_BG3)
draw_bg(&gba_video_registers->BG3_control, &gba_video_registers->BG3_scroll);
if (gba_video_registers->lcd_control.screen_display_BG2)
draw_bg(&gba_video_registers->BG2_control, &gba_video_registers->BG2_scroll);
if (gba_video_registers->lcd_control.screen_display_BG1)
draw_bg(&gba_video_registers->BG1_control, &gba_video_registers->BG1_scroll);
if (gba_video_registers->lcd_control.screen_display_BG0)
draw_bg(&gba_video_registers->BG0_control, &gba_video_registers->BG0_scroll);
RETRO_PERFORMANCE_STOP(draw_bgs_procs);
RETRO_PERFORMANCE_INIT(draw_sprites_proc);
RETRO_PERFORMANCE_START(draw_sprites_proc);
// draw_sprites_old();
// sceGuClutMode(GU_PSM_5551,0,0xFF,32);
draw_sprites();
RETRO_PERFORMANCE_STOP(draw_sprites_proc);
return;
show_tiles:
sceGuTexMode(GU_PSM_T16, 0, 0, GU_TRUE);
sceGuClutMode(GU_PSM_5551,0,0xFF,0);
sceGuClutLoad(32, palette_ram);
sceGuDisable(GU_BLEND);
sceGuEnable(GU_TEXTURE_2D);
sceGuTexFunc(GU_TFX_REPLACE,GU_TCC_RGB);
// sceGuClutMode(GU_PSM_4444,0,0xFF,0);
// sceGuClutLoad(32, index_copy_clut);
if (show_4bit_tilemap)
{
sceGuTexImage(0, 256, 256, 256, ((u16*)GBA_VRAMTEXTURE_4bit)
+ 256 * 256 * tilemap_offset);
sceGuDrawArray(GU_SPRITES, GU_TEXTURE_16BIT | GU_VERTEX_16BIT |
GU_TRANSFORM_2D, 2, NULL,(void*)frame_256_256);
}
else
{
sceGuTexImage(0, 128, 256, 128, ((u16*)GBA_VRAMTEXTURE_8bit)
+ 128 * 256 * tilemap_offset);
sceGuDrawArray(GU_SPRITES, GU_TEXTURE_16BIT | GU_VERTEX_16BIT |
GU_TRANSFORM_2D, 2, NULL,(void*)frame_128_256);
}
}
