ui, fix for SDL emulation display if resolution != 320x240

This commit is contained in:
kub 2021-01-31 20:14:49 +01:00
parent 8094d3362f
commit 832faed320
7 changed files with 30 additions and 15 deletions

View file

@ -1212,7 +1212,7 @@ static void mkdir_path(char *path_with_reserve, int pos, const char *name)
lprintf("failed to create: %s\n", path_with_reserve);
}
void emu_cmn_forced_frame(int no_scale, int do_emu)
void emu_cmn_forced_frame(int no_scale, int do_emu, void *buf)
{
int po_old = PicoIn.opt;
int y;
@ -1227,7 +1227,7 @@ void emu_cmn_forced_frame(int no_scale, int do_emu)
PicoIn.opt |= POPT_EN_SOFTSCALE;
PicoDrawSetOutFormat(PDF_RGB555, 1);
PicoDrawSetOutBuf(g_screen_ptr, g_screen_ppitch * 2);
PicoDrawSetOutBuf(buf, g_screen_ppitch * 2);
Pico.m.dirtyPal = 1;
Pico.est.rendstatus |= PDRAW_DIRTY_SPRITES;
if (do_emu)

View file

@ -146,7 +146,7 @@ void emu_sound_stop(void);
void emu_sound_wait(void);
/* used by some (but not all) platforms */
void emu_cmn_forced_frame(int no_scale, int do_emu);
void emu_cmn_forced_frame(int no_scale, int do_emu, void *buf);
/* stuff to be implemented by platform code */
extern const char *renderer_names[];

View file

@ -211,17 +211,23 @@ void plat_video_menu_leave(void)
void plat_video_loop_prepare(void)
{
plat_sdl_change_video_mode(g_screen_width, g_screen_height, 0);
if (plat_sdl_overlay != NULL || plat_sdl_gl_active) {
g_screen_ptr = shadow_fb;
g_screen_width = 320;
g_screen_height = 240;
g_screen_ppitch = g_screen_width;
}
else {
if (SDL_MUSTLOCK(plat_sdl_screen))
SDL_LockSurface(plat_sdl_screen);
g_screen_ptr = plat_sdl_screen->pixels;
g_screen_width = g_menuscreen_w;
g_screen_height = g_menuscreen_h;
g_screen_ppitch = g_menuscreen_pp;
}
plat_video_set_buffer(g_screen_ptr);
plat_sdl_change_video_mode(g_screen_width, g_screen_height, 0);
}
void plat_early_init(void)

View file

@ -732,7 +732,7 @@ void pemu_forced_frame(int no_scale, int do_emu)
if (!no_scale)
no_scale = currentConfig.scaling == EOPT_SCALE_NONE;
emu_cmn_forced_frame(no_scale, do_emu);
emu_cmn_forced_frame(no_scale, do_emu, g_screen_ptr);
g_menubg_src_ptr = g_screen_ptr;
doing_bg_frame = 0;

View file

@ -81,6 +81,13 @@ static void draw_cd_leds(void)
#undef p
}
static unsigned short *get_16bit_start(unsigned short *buf)
{
// center the output on the screen
int offs = (g_screen_height-240)/2 * g_screen_ppitch + (g_screen_width-320)/2;
return buf + offs;
}
void pemu_finalize_frame(const char *fps, const char *notice)
{
if (!is_16bit_mode()) {
@ -91,11 +98,12 @@ void pemu_finalize_frame(const char *fps, const char *notice)
unsigned short *pal = Pico.est.HighPal;
int i, x;
pd = get_16bit_start(pd);
PicoDrawUpdateHighPal();
for (i = 0; i < out_h; i++, ps += 8) {
for (x = 0; x < out_w; x++)
*pd++ = pal[*ps++];
pd += 320 - out_w;
pd += g_screen_ppitch - out_w;
ps += 320 - out_w;
}
}
@ -111,7 +119,7 @@ void pemu_finalize_frame(const char *fps, const char *notice)
void plat_video_set_buffer(void *buf)
{
if (is_16bit_mode())
PicoDrawSetOutBuf(g_screen_ptr, g_screen_ppitch * 2);
PicoDrawSetOutBuf(get_16bit_start(buf), g_screen_ppitch * 2);
}
static void apply_renderer(void)
@ -121,7 +129,7 @@ static void apply_renderer(void)
PicoIn.opt &= ~POPT_ALT_RENDERER;
PicoIn.opt &= ~POPT_DIS_32C_BORDER;
PicoDrawSetOutFormat(PDF_RGB555, 0);
PicoDrawSetOutBuf(g_screen_ptr, g_screen_ppitch * 2);
PicoDrawSetOutBuf(get_16bit_start(g_screen_ptr), g_screen_ppitch * 2);
break;
case RT_8BIT_ACC:
PicoIn.opt &= ~POPT_ALT_RENDERER;
@ -137,7 +145,7 @@ static void apply_renderer(void)
}
if (PicoIn.AHW & PAHW_32X)
PicoDrawSetOutBuf(g_screen_ptr, g_screen_ppitch * 2);
PicoDrawSetOutBuf(get_16bit_start(g_screen_ptr), g_screen_ppitch * 2);
Pico.m.dirtyPal = 1;
}
@ -181,11 +189,13 @@ void plat_update_volume(int has_changed, int is_up)
void pemu_forced_frame(int no_scale, int do_emu)
{
unsigned short *pd = get_16bit_start(g_screen_ptr);
PicoIn.opt &= ~POPT_DIS_32C_BORDER;
PicoDrawSetCallbacks(NULL, NULL);
Pico.m.dirtyPal = 1;
emu_cmn_forced_frame(no_scale, do_emu);
emu_cmn_forced_frame(no_scale, do_emu, pd);
g_menubg_src_ptr = g_screen_ptr;
}

View file

@ -233,11 +233,10 @@ void plat_update_volume(int has_changed, int is_up)
void pemu_forced_frame(int no_scale, int do_emu)
{
doing_bg_frame = 1;
emu_cmn_forced_frame(no_scale, do_emu);
// making a copy because enabling the layer clears it's mem
emu_cmn_forced_frame(no_scale, do_emu, fb_copy);
doing_bg_frame = 0;
// making a copy because enabling the layer clears it's mem
memcpy((void *)fb_copy, g_screen_ptr, sizeof(fb_copy));
g_menubg_src_ptr = fb_copy;
}

View file

@ -665,7 +665,7 @@ void pemu_forced_frame(int no_scale, int do_emu)
if (!no_scale)
no_scale = currentConfig.scaling == EOPT_SCALE_NONE;
emu_cmn_forced_frame(no_scale, do_emu);
emu_cmn_forced_frame(no_scale, do_emu, g_screen_ptr);
}
/* change the platform output rendering */