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RetroArch/gfx/video_driver.c

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2021 - Daniel De Matteis
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <math.h>
#include <retro_inline.h>
#include <string/stdstring.h>
#include <retro_math.h>
#include <retro_timers.h>
#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif
#include <gfx/video_frame.h>
#include "../config.def.h"
#include "video_driver.h"
#include "video_filter.h"
#include "video_display_server.h"
#include "gfx_animation.h"
#ifdef HAVE_GFX_WIDGETS
#include "gfx_widgets.h"
#endif
#ifdef HAVE_THREADS
#include "video_thread_wrapper.h"
#endif
#ifdef HAVE_MENU
#include "../menu/menu_driver.h"
#endif
#ifdef _WIN32
#include "common/win32_common.h"
#endif
#ifdef __WINRT__
#include "../uwp/uwp_func.h"
#endif
#include "../audio/audio_driver.h"
#include "../frontend/frontend_driver.h"
#include "../record/record_driver.h"
#include "../ui/ui_companion_driver.h"
#include "../driver.h"
#include "../file_path_special.h"
#include "../list_special.h"
#include "../retroarch.h"
#include "../verbosity.h"
#define TIME_TO_FPS(last_time, new_time, frames) ((1000000.0f * (frames)) / ((new_time) - (last_time)))
#define FRAME_DELAY_AUTO_DEBUG 0
#define FRAME_REST_DEBUG 0
typedef struct
{
struct string_list *list;
enum gfx_ctx_api api;
} gfx_api_gpu_map;
static gfx_api_gpu_map gpu_map[] = {
{ NULL, GFX_CTX_VULKAN_API },
{ NULL, GFX_CTX_DIRECT3D10_API },
{ NULL, GFX_CTX_DIRECT3D11_API },
{ NULL, GFX_CTX_DIRECT3D12_API }
};
static const video_display_server_t dispserv_null = {
NULL, /* init */
NULL, /* destroy */
NULL, /* set_window_opacity */
NULL, /* set_window_progress */
NULL, /* set_window_decorations */
NULL, /* set_resolution */
NULL, /* get_resolution_list */
NULL, /* get_output_options */
NULL, /* set_screen_orientation */
NULL, /* get_screen_orientation */
NULL, /* get_flags */
"null"
};
static const gfx_ctx_driver_t *gfx_ctx_gl_drivers[] = {
#if defined(ORBIS)
&orbis_ctx,
#endif
#if defined(HAVE_VITAGL) | defined(HAVE_VITAGLES)
&vita_ctx,
#endif
#if defined(__PS3__)
&gfx_ctx_ps3,
#endif
#if defined(HAVE_LIBNX) && defined(HAVE_OPENGL)
&switch_ctx,
#endif
#if defined(HAVE_VIDEOCORE)
&gfx_ctx_videocore,
#endif
#if defined(HAVE_MALI_FBDEV)
&gfx_ctx_mali_fbdev,
#endif
#if defined(HAVE_VIVANTE_FBDEV)
&gfx_ctx_vivante_fbdev,
#endif
#if defined(HAVE_OPENDINGUX_FBDEV)
&gfx_ctx_opendingux_fbdev,
#endif
#if defined(_WIN32) && (defined(HAVE_OPENGL) || defined(HAVE_OPENGL1) || defined(HAVE_OPENGL_CORE)) && !defined(HAVE_ANGLE)
&gfx_ctx_wgl,
#endif
#if defined(__WINRT__) && defined(HAVE_OPENGLES)
&gfx_ctx_uwp,
#endif
#if defined(HAVE_WAYLAND)
&gfx_ctx_wayland,
#endif
#if defined(HAVE_X11) && !defined(HAVE_OPENGLES)
#if defined(HAVE_OPENGL) || defined(HAVE_OPENGL1) || defined(HAVE_OPENGL_CORE)
&gfx_ctx_x,
#endif
#endif
#if defined(HAVE_X11) && defined(HAVE_OPENGL) && defined(HAVE_EGL)
&gfx_ctx_x_egl,
#endif
#if defined(HAVE_KMS)
#if defined(HAVE_ODROIDGO2)
&gfx_ctx_go2_drm,
#endif
&gfx_ctx_drm,
#endif
#if defined(ANDROID)
&gfx_ctx_android,
#endif
#if defined(__QNX__)
&gfx_ctx_qnx,
#endif
#if defined(HAVE_COCOA) || defined(HAVE_COCOATOUCH) || defined(HAVE_COCOA_METAL)
#if defined(HAVE_OPENGL) || defined(HAVE_OPENGLES)
&gfx_ctx_cocoagl,
#endif
#endif
#if (defined(HAVE_SDL) || defined(HAVE_SDL2)) && (defined(HAVE_OPENGL) || defined(HAVE_OPENGL1) || defined(HAVE_OPENGL_CORE))
&gfx_ctx_sdl_gl,
#endif
#ifdef HAVE_OSMESA
&gfx_ctx_osmesa,
#endif
#ifdef EMSCRIPTEN
&gfx_ctx_emscripten,
#endif
&gfx_ctx_null,
NULL
};
/* Beware when changing this - it must match with enum aspect_ratio order */
struct aspect_ratio_elem aspectratio_lut[ASPECT_RATIO_END] = {
{ 4.0f / 3.0f , "4:3" },
{ 16.0f / 9.0f , "16:9" },
{ 16.0f / 10.0f, "16:10" },
{ 16.0f / 15.0f, "16:15" },
{ 21.0f / 9.0f , "21:9" },
{ 1.0f / 1.0f , "1:1" },
{ 2.0f / 1.0f , "2:1" },
{ 3.0f / 2.0f , "3:2" },
{ 3.0f / 4.0f , "3:4" },
{ 4.0f / 1.0f , "4:1" },
{ 9.0f / 16.0f , "9:16" },
{ 5.0f / 4.0f , "5:4" },
{ 6.0f / 5.0f , "6:5" },
{ 7.0f / 9.0f , "7:9" },
{ 8.0f / 3.0f , "8:3" },
{ 8.0f / 7.0f , "8:7" },
{ 19.0f / 12.0f, "19:12" },
{ 19.0f / 14.0f, "19:14" },
{ 30.0f / 17.0f, "30:17" },
{ 32.0f / 9.0f , "32:9" },
{ 0.0f , "" }, /* config - initialized in video_driver_init_internal */
{ 1.0f , "" }, /* square pixel - initialized in video_driver_set_viewport_square_pixel */
{ 1.0f , "" }, /* core provided - initialized in video_driver_init_internal */
{ 0.0f , "" }, /* custom - initialized in video_driver_init_internal */
{ 4.0f / 3.0f , "" } /* full - initialized in video_driver_init_internal */
};
static INLINE bool realloc_checked(void **ptr, size_t size)
{
void *nptr = NULL;
if (*ptr)
nptr = realloc(*ptr, size);
else
nptr = malloc(size);
if (nptr)
*ptr = nptr;
return *ptr == nptr;
}
static bool video_coord_array_resize(video_coord_array_t *ca,
unsigned cap)
{
size_t base_size = sizeof(float) * cap;
if (!realloc_checked((void**)&ca->coords.vertex,
2 * base_size))
return false;
if (!realloc_checked((void**)&ca->coords.color,
4 * base_size))
return false;
if (!realloc_checked((void**)&ca->coords.tex_coord,
2 * base_size))
return false;
if (!realloc_checked((void**)&ca->coords.lut_tex_coord,
2 * base_size))
return false;
ca->allocated = cap;
return true;
}
bool video_coord_array_append(video_coord_array_t *ca,
const video_coords_t *coords, unsigned count)
{
size_t base_size, offset;
count = MIN(count, coords->vertices);
if (ca->coords.vertices + count >= ca->allocated)
{
unsigned cap = next_pow2(ca->coords.vertices + count);
if (!video_coord_array_resize(ca, cap))
return false;
}
base_size = count * sizeof(float);
offset = ca->coords.vertices;
/* XXX: I wish we used interlaced arrays so
* we could call memcpy only once. */
memcpy(ca->coords.vertex + offset * 2,
coords->vertex, base_size * 2);
memcpy(ca->coords.color + offset * 4,
coords->color, base_size * 4);
memcpy(ca->coords.tex_coord + offset * 2,
coords->tex_coord, base_size * 2);
memcpy(ca->coords.lut_tex_coord + offset * 2,
coords->lut_tex_coord, base_size * 2);
ca->coords.vertices += count;
return true;
}
void video_coord_array_free(video_coord_array_t *ca)
{
if (!ca->allocated)
return;
if (ca->coords.vertex)
free(ca->coords.vertex);
ca->coords.vertex = NULL;
if (ca->coords.color)
free(ca->coords.color);
ca->coords.color = NULL;
if (ca->coords.tex_coord)
free(ca->coords.tex_coord);
ca->coords.tex_coord = NULL;
if (ca->coords.lut_tex_coord)
free(ca->coords.lut_tex_coord);
ca->coords.lut_tex_coord = NULL;
ca->coords.vertices = 0;
ca->allocated = 0;
}
static void *video_null_init(const video_info_t *video,
input_driver_t **input, void **input_data)
{
*input = NULL;
*input_data = NULL;
frontend_driver_install_signal_handler();
return (void*)-1;
}
static bool video_null_frame(void *a, const void *b, unsigned c, unsigned d,
uint64_t e,
unsigned f, const char *g, video_frame_info_t *h) { return true; }
static void video_null_free(void *a) { }
static void video_null_set_nonblock_state(void *a, bool b, bool c, unsigned d) { }
static bool video_null_alive(void *a) { return frontend_driver_get_signal_handler_state() != 1; }
static bool video_null_focus(void *a) { return true; }
static bool video_null_has_windowed(void *a) { return true; }
static bool video_null_suppress_screensaver(void *a, bool b) { return false; }
static bool video_null_set_shader(void *a, enum rarch_shader_type b, const char
*c) { return false; }
video_driver_t video_null = {
video_null_init,
video_null_frame,
video_null_set_nonblock_state,
video_null_alive,
video_null_focus,
video_null_suppress_screensaver,
video_null_has_windowed,
video_null_set_shader,
video_null_free,
"null",
NULL, /* set_viewport */
NULL, /* set_rotation */
NULL, /* viewport_info */
NULL, /* read_viewport */
NULL, /* read_frame_raw */
#ifdef HAVE_OVERLAY
NULL, /* overlay_interface */
#endif
NULL, /* get_poke_interface */
};
const video_driver_t *video_drivers[] = {
#ifdef HAVE_GCM
&video_gcm,
#endif
#ifdef HAVE_VITA2D
&video_vita2d,
#endif
#ifdef HAVE_VULKAN
&video_vulkan,
#endif
#if defined(HAVE_OPENGL_CORE)
&video_gl3,
#endif
#ifdef HAVE_OPENGL
&video_gl2,
#endif
#ifdef HAVE_OPENGL1
&video_gl1,
#endif
#ifdef HAVE_METAL
&video_metal,
#endif
#ifdef XENON
&video_xenon360,
#endif
#if defined(HAVE_D3D12)
&video_d3d12,
#endif
#if defined(HAVE_D3D11)
&video_d3d11,
#endif
#if defined(HAVE_D3D10)
&video_d3d10,
#endif
#if defined(HAVE_D3D9)
#if defined(HAVE_HLSL)
&video_d3d9_hlsl,
#endif
#if defined(HAVE_CG)
&video_d3d9_cg,
#endif
#endif
#if defined(HAVE_D3D8)
&video_d3d8,
#endif
#ifdef PSP
&video_psp1,
#endif
#ifdef PS2
&video_ps2,
#endif
#ifdef _3DS
&video_ctr,
#endif
#ifdef SWITCH
&video_switch,
#endif
#ifdef HAVE_ODROIDGO2
&video_oga,
#endif
#if defined(HAVE_SDL) && !defined(HAVE_SDL_DINGUX)
&video_sdl,
#endif
#ifdef HAVE_SDL2
&video_sdl2,
#endif
#ifdef HAVE_SDL_DINGUX
#if defined(RS90) || defined(MIYOO)
&video_sdl_rs90,
#else
&video_sdl_dingux,
#endif
#endif
#ifdef HAVE_XVIDEO
&video_xvideo,
#endif
#ifdef GEKKO
&video_gx,
#endif
#ifdef WIIU
&video_wiiu,
#endif
#ifdef HAVE_VG
&video_vg,
#endif
#ifdef HAVE_OMAP
&video_omap,
#endif
#ifdef HAVE_EXYNOS
&video_exynos,
#endif
#ifdef HAVE_DISPMANX
&video_dispmanx,
#endif
#ifdef HAVE_SUNXI
&video_sunxi,
#endif
#ifdef HAVE_PLAIN_DRM
&video_drm,
#endif
#ifdef HAVE_XSHM
&video_xshm,
#endif
#if defined(_WIN32) && !defined(_XBOX) && !defined(__WINRT__)
#ifdef HAVE_GDI
&video_gdi,
#endif
#endif
#ifdef DJGPP
&video_vga,
#endif
#ifdef HAVE_FPGA
&video_fpga,
#endif
#ifdef HAVE_SIXEL
&video_sixel,
#endif
#ifdef HAVE_CACA
&video_caca,
#endif
#ifdef HAVE_NETWORK_VIDEO
&video_network,
#endif
&video_null,
NULL,
};
static video_driver_state_t video_driver_st = { 0 };
static const video_display_server_t *current_display_server =
&dispserv_null;
struct retro_hw_render_callback *video_driver_get_hw_context(void)
{
video_driver_state_t *video_st = &video_driver_st;
return VIDEO_DRIVER_GET_HW_CONTEXT_INTERNAL(video_st);
}
video_driver_state_t *video_state_get_ptr(void)
{
return &video_driver_st;
}
#ifdef HAVE_THREADS
void *video_thread_get_ptr(video_driver_state_t *video_st)
{
const thread_video_t *thr = (const thread_video_t*)video_st->data;
if (thr)
return thr->driver_data;
return NULL;
}
#endif
/**
* video_driver_get_ptr:
*
* Use this if you need the real video driver
* and driver data pointers.
*
* Returns: video driver's userdata.
**/
void *video_driver_get_ptr(void)
{
video_driver_state_t *video_st = &video_driver_st;
return VIDEO_DRIVER_GET_PTR_INTERNAL(video_st);
}
video_driver_t *hw_render_context_driver(
enum retro_hw_context_type type, int major, int minor)
{
switch (type)
{
case RETRO_HW_CONTEXT_OPENGL_CORE:
#ifdef HAVE_OPENGL_CORE
return &video_gl3;
#else
break;
#endif
case RETRO_HW_CONTEXT_OPENGL:
#ifdef HAVE_OPENGL
return &video_gl2;
#else
break;
#endif
case RETRO_HW_CONTEXT_D3D10:
#if defined(HAVE_D3D10)
return &video_d3d10;
#else
break;
#endif
case RETRO_HW_CONTEXT_D3D11:
#if defined(HAVE_D3D11)
return &video_d3d11;
#else
break;
#endif
case RETRO_HW_CONTEXT_D3D12:
#if defined(HAVE_D3D12)
return &video_d3d12;
#else
break;
#endif
case RETRO_HW_CONTEXT_D3D9:
#if defined(HAVE_D3D9) && defined(HAVE_HLSL)
return &video_d3d9_hlsl;
#else
break;
#endif
case RETRO_HW_CONTEXT_VULKAN:
#if defined(HAVE_VULKAN)
return &video_vulkan;
#else
break;
#endif
default:
case RETRO_HW_CONTEXT_NONE:
break;
}
return NULL;
}
const char *hw_render_context_name(
enum retro_hw_context_type type, int major, int minor)
{
#ifdef HAVE_OPENGL_CORE
if (type == RETRO_HW_CONTEXT_OPENGL_CORE)
return "glcore";
#endif
#ifdef HAVE_OPENGL
switch (type)
{
case RETRO_HW_CONTEXT_OPENGLES2:
case RETRO_HW_CONTEXT_OPENGLES3:
case RETRO_HW_CONTEXT_OPENGLES_VERSION:
case RETRO_HW_CONTEXT_OPENGL:
#ifndef HAVE_OPENGL_CORE
case RETRO_HW_CONTEXT_OPENGL_CORE:
#endif
return "gl";
default:
break;
}
#endif
#ifdef HAVE_VULKAN
if (type == RETRO_HW_CONTEXT_VULKAN)
return "vulkan";
#endif
#if defined(HAVE_D3D9) && defined(HAVE_HLSL)
if (type == RETRO_HW_CONTEXT_D3D9)
return "d3d9_hlsl";
#endif
#ifdef HAVE_D3D10
if (type == RETRO_HW_CONTEXT_D3D10)
return "d3d10";
#endif
#ifdef HAVE_D3D11
if (type == RETRO_HW_CONTEXT_D3D11)
return "d3d11";
#endif
#ifdef HAVE_D3D12
if (type == RETRO_HW_CONTEXT_D3D12)
return "d3d12";
#endif
return "N/A";
}
static enum retro_hw_context_type hw_render_context_type(const char *s)
{
#ifdef HAVE_OPENGL_CORE
if (string_is_equal(s, "glcore"))
return RETRO_HW_CONTEXT_OPENGL_CORE;
#endif
#ifdef HAVE_OPENGL
if (string_is_equal(s, "gl"))
return RETRO_HW_CONTEXT_OPENGL;
#endif
#ifdef HAVE_VULKAN
if (string_is_equal(s, "vulkan"))
return RETRO_HW_CONTEXT_VULKAN;
#endif
#if defined(HAVE_D3D9) && defined(HAVE_HLSL)
if (string_is_equal(s, "d3d9_hlsl"))
return RETRO_HW_CONTEXT_D3D9;
#endif
#ifdef HAVE_D3D10
if (string_is_equal(s, "d3d10"))
return RETRO_HW_CONTEXT_D3D10;
#endif
#ifdef HAVE_D3D11
if (string_is_equal(s, "d3d11"))
return RETRO_HW_CONTEXT_D3D11;
#endif
#ifdef HAVE_D3D12
if (string_is_equal(s, "d3d12"))
return RETRO_HW_CONTEXT_D3D12;
#endif
return RETRO_HW_CONTEXT_NONE;
}
/* string list stays owned by the caller and must be available at
* all times after the video driver is inited */
void video_driver_set_gpu_api_devices(
enum gfx_ctx_api api, struct string_list *list)
{
int i;
for (i = 0; i < (int)ARRAY_SIZE(gpu_map); i++)
{
if (api == gpu_map[i].api)
{
gpu_map[i].list = list;
break;
}
}
}
struct string_list* video_driver_get_gpu_api_devices(enum gfx_ctx_api api)
{
int i;
for (i = 0; i < (int)ARRAY_SIZE(gpu_map); i++)
{
if (api == gpu_map[i].api)
return gpu_map[i].list;
}
return NULL;
}
/**
* video_driver_translate_coord_viewport:
* @mouse_x : Pointer X coordinate.
* @mouse_y : Pointer Y coordinate.
* @res_x : Scaled X coordinate.
* @res_y : Scaled Y coordinate.
* @res_screen_x : Scaled screen X coordinate.
* @res_screen_y : Scaled screen Y coordinate.
*
* Translates pointer [X,Y] coordinates into scaled screen
* coordinates based on viewport info.
*
* Returns: true (1) if successful, false if video driver doesn't support
* viewport info.
**/
bool video_driver_translate_coord_viewport(
struct video_viewport *vp,
int mouse_x, int mouse_y,
int16_t *res_x, int16_t *res_y,
int16_t *res_screen_x, int16_t *res_screen_y)
{
int norm_vp_width = (int)vp->width;
int norm_vp_height = (int)vp->height;
int norm_full_vp_width = (int)vp->full_width;
int norm_full_vp_height = (int)vp->full_height;
int scaled_screen_x = -0x8000; /* OOB */
int scaled_screen_y = -0x8000; /* OOB */
int scaled_x = -0x8000; /* OOB */
int scaled_y = -0x8000; /* OOB */
if ( (norm_vp_width <= 0)
|| (norm_vp_height <= 0)
|| (norm_full_vp_width <= 0)
|| (norm_full_vp_height <= 0))
return false;
if (mouse_x >= 0 && mouse_x <= norm_full_vp_width)
scaled_screen_x = ((2 * mouse_x * 0x7fff)
/ norm_full_vp_width) - 0x7fff;
if (mouse_y >= 0 && mouse_y <= norm_full_vp_height)
scaled_screen_y = ((2 * mouse_y * 0x7fff)
/ norm_full_vp_height) - 0x7fff;
mouse_x -= vp->x;
mouse_y -= vp->y;
if (mouse_x >= 0 && mouse_x <= norm_vp_width)
scaled_x = ((2 * mouse_x * 0x7fff)
/ norm_vp_width) - 0x7fff;
else
scaled_x = -0x8000; /* OOB */
if (mouse_y >= 0 && mouse_y <= norm_vp_height)
scaled_y = ((2 * mouse_y * 0x7fff)
/ norm_vp_height) - 0x7fff;
*res_x = scaled_x;
*res_y = scaled_y;
*res_screen_x = scaled_screen_x;
*res_screen_y = scaled_screen_y;
return true;
}
void video_monitor_compute_fps_statistics(uint64_t
frame_time_count)
{
double avg_fps = 0.0;
double stddev = 0.0;
unsigned samples = 0;
if (frame_time_count <
(2 * MEASURE_FRAME_TIME_SAMPLES_COUNT))
{
RARCH_DBG(
"[Video]: Does not have enough samples for monitor refresh rate"
" estimation. Requires to run for at least %u frames.\n",
2 * MEASURE_FRAME_TIME_SAMPLES_COUNT);
return;
}
if (video_monitor_fps_statistics(&avg_fps, &stddev, &samples))
{
RARCH_DBG(
"[Video]: Average monitor Hz: %.6f Hz. (%.3f %% frame time"
" deviation, based on %u last samples).\n",
avg_fps, 100.0f * stddev, samples);
}
}
void video_monitor_set_refresh_rate(float hz)
{
char msg[256];
char rate[8];
settings_t *settings = config_get_ptr();
/* Avoid message spamming if there is no change. */
if (settings->floats.video_refresh_rate == hz)
return;
snprintf(rate, sizeof(rate), "%.3f", hz);
snprintf(msg, sizeof(msg),
msg_hash_to_str(MSG_VIDEO_REFRESH_RATE_CHANGED), rate);
/* Message is visible for twice the usual duration */
/* as modeswitch will cause monitors to go blank for a while */
if (settings->bools.notification_show_refresh_rate)
runloop_msg_queue_push(msg, 1, 360, false, NULL,
MESSAGE_QUEUE_ICON_DEFAULT, MESSAGE_QUEUE_CATEGORY_INFO);
RARCH_LOG("[Video]: %s\n", msg);
configuration_set_float(settings,
settings->floats.video_refresh_rate,
hz);
}
void video_driver_force_fallback(const char *driver)
{
settings_t *settings = config_get_ptr();
ui_msg_window_t *msg_window = NULL;
configuration_set_string(settings,
settings->arrays.video_driver,
driver);
command_event(CMD_EVENT_MENU_SAVE_CURRENT_CONFIG, NULL);
#if defined(_WIN32) && !defined(_XBOX) && !defined(__WINRT__) && !defined(WINAPI_FAMILY)
/* UI companion driver is not inited yet, just call into it directly */
msg_window = &ui_msg_window_win32;
#endif
if (msg_window)
{
char text[128];
ui_msg_window_state window_state;
char *title = strdup(msg_hash_to_str(MSG_ERROR));
text[0] = '\0';
snprintf(text, sizeof(text),
msg_hash_to_str(MENU_ENUM_LABEL_VALUE_VIDEO_DRIVER_FALLBACK),
driver);
window_state.buttons = UI_MSG_WINDOW_OK;
window_state.text = strdup(text);
window_state.title = title;
window_state.window = NULL;
msg_window->error(&window_state);
free(title);
}
exit(1);
}
static bool get_metrics_null(void *data, enum display_metric_types type,
float *value) { return false; }
static bool video_context_driver_get_metrics_null(
void *data, enum display_metric_types type,
float *value) { return false; }
void video_context_driver_destroy(gfx_ctx_driver_t *ctx_driver)
{
if (!ctx_driver)
return;
ctx_driver->init = NULL;
ctx_driver->bind_api = NULL;
ctx_driver->swap_interval = NULL;
ctx_driver->set_video_mode = NULL;
ctx_driver->get_video_size = NULL;
ctx_driver->get_video_output_size = NULL;
ctx_driver->get_video_output_prev = NULL;
ctx_driver->get_video_output_next = NULL;
ctx_driver->get_metrics =
video_context_driver_get_metrics_null;
ctx_driver->translate_aspect = NULL;
ctx_driver->update_window_title = NULL;
ctx_driver->check_window = NULL;
ctx_driver->set_resize = NULL;
ctx_driver->suppress_screensaver = NULL;
ctx_driver->swap_buffers = NULL;
ctx_driver->input_driver = NULL;
ctx_driver->get_proc_address = NULL;
ctx_driver->image_buffer_init = NULL;
ctx_driver->image_buffer_write = NULL;
ctx_driver->show_mouse = NULL;
ctx_driver->ident = NULL;
ctx_driver->get_flags = NULL;
ctx_driver->set_flags = NULL;
ctx_driver->bind_hw_render = NULL;
ctx_driver->get_context_data = NULL;
ctx_driver->make_current = NULL;
}
const gfx_ctx_driver_t *video_context_driver_init(
bool core_set_shared_context,
settings_t *settings,
void *data,
const gfx_ctx_driver_t *ctx,
const char *ident,
enum gfx_ctx_api api, unsigned major,
unsigned minor, bool hw_render_ctx,
void **ctx_data)
{
if (!ctx->bind_api(data, api, major, minor))
{
RARCH_WARN("Failed to bind API (#%u, version %u.%u)"
" on context driver \"%s\".\n",
(unsigned)api, major, minor, ctx->ident);
return NULL;
}
if (!(*ctx_data = ctx->init(data)))
return NULL;
if (ctx->bind_hw_render)
{
bool video_shared_context =
settings->bools.video_shared_context || core_set_shared_context;
ctx->bind_hw_render(*ctx_data,
video_shared_context && hw_render_ctx);
}
return ctx;
}
/**
* config_get_video_driver_options:
*
* Get an enumerated list of all video driver names, separated by '|'.
*
* Returns: string listing of all video driver names, separated by '|'.
**/
const char* config_get_video_driver_options(void)
{
return char_list_new_special(STRING_LIST_VIDEO_DRIVERS, NULL);
}
void video_driver_pixel_converter_free(video_pixel_scaler_t *scalr)
{
if (!scalr)
return;
if (scalr->scaler)
{
scaler_ctx_gen_reset(scalr->scaler);
free(scalr->scaler);
}
if (scalr->scaler_out)
free(scalr->scaler_out);
scalr->scaler = NULL;
scalr->scaler_out = NULL;
free(scalr);
}
video_pixel_scaler_t *video_driver_pixel_converter_init(
const enum retro_pixel_format video_driver_pix_fmt,
struct retro_hw_render_callback *hwr,
unsigned size)
{
void *scalr_out = NULL;
video_pixel_scaler_t *scalr = NULL;
struct scaler_ctx *scalr_ctx = NULL;
/* If pixel format is not 0RGB1555, we don't need to do
* any internal pixel conversion. */
if (video_driver_pix_fmt != RETRO_PIXEL_FORMAT_0RGB1555)
return NULL;
/* No need to perform pixel conversion for HW rendering contexts. */
if (hwr && hwr->context_type != RETRO_HW_CONTEXT_NONE)
return NULL;
RARCH_WARN("[Video]: 0RGB1555 pixel format is deprecated,"
" and will be slower. For 15/16-bit, RGB565"
" format is preferred.\n");
if (!(scalr = (video_pixel_scaler_t*)malloc(sizeof(*scalr))))
goto error;
scalr->scaler = NULL;
scalr->scaler_out = NULL;
if (!(scalr_ctx = (struct scaler_ctx*)calloc(1, sizeof(*scalr_ctx))))
goto error;
scalr->scaler = scalr_ctx;
scalr->scaler->scaler_type = SCALER_TYPE_POINT;
scalr->scaler->in_fmt = SCALER_FMT_0RGB1555;
/* TODO/FIXME: Pick either ARGB8888 or RGB565 depending on driver. */
scalr->scaler->out_fmt = SCALER_FMT_RGB565;
if (!scaler_ctx_gen_filter(scalr_ctx))
goto error;
if (!(scalr_out = calloc(sizeof(uint16_t), size * size)))
goto error;
scalr->scaler_out = scalr_out;
return scalr;
error:
video_driver_pixel_converter_free(scalr);
#ifdef HAVE_VIDEO_FILTER
video_driver_filter_free();
#endif
return NULL;
}
void video_driver_gpu_record_deinit(void)
{
video_driver_state_t *video_st = &video_driver_st;
if (video_st->record_gpu_buffer)
free(video_st->record_gpu_buffer);
video_st->record_gpu_buffer = NULL;
}
void recording_dump_frame(
const void *data, unsigned width,
unsigned height, size_t pitch, bool is_idle)
{
struct record_video_data ffemu_data;
video_driver_state_t *video_st = &video_driver_st;
recording_state_t *record_st = recording_state_get_ptr();
ffemu_data.data = data;
ffemu_data.width = width;
ffemu_data.height = height;
ffemu_data.pitch = (int)pitch;
ffemu_data.is_dupe = false;
if (video_st->record_gpu_buffer)
{
struct video_viewport vp;
vp.x = 0;
vp.y = 0;
vp.width = 0;
vp.height = 0;
vp.full_width = 0;
vp.full_height = 0;
if (video_st->current_video && video_st->current_video->viewport_info)
video_st->current_video->viewport_info(video_st->data, &vp);
if (!vp.width || !vp.height)
{
RARCH_WARN("[Recording]: %s\n",
msg_hash_to_str(MSG_VIEWPORT_SIZE_CALCULATION_FAILED));
video_driver_gpu_record_deinit();
recording_dump_frame(
data, width, height, pitch, is_idle);
return;
}
/* User has resized. We kinda have a problem now. */
if ( (vp.width != record_st->gpu_width)
|| (vp.height != record_st->gpu_height))
{
const char *recording_failed_str =
msg_hash_to_str(MSG_RECORDING_TERMINATED_DUE_TO_RESIZE);
RARCH_WARN("[Recording]: %s\n", recording_failed_str);
runloop_msg_queue_push(recording_failed_str,
1, 180, true,
NULL, MESSAGE_QUEUE_ICON_DEFAULT, MESSAGE_QUEUE_CATEGORY_INFO);
command_event(CMD_EVENT_RECORD_DEINIT, NULL);
return;
}
/* Big bottleneck.
* Since we might need to do read-backs asynchronously,
* it might take 3-4 times before this returns true. */
if (!( video_st->current_video->read_viewport
&& video_st->current_video->read_viewport(
video_st->data, video_st->record_gpu_buffer, is_idle)))
return;
ffemu_data.pitch = (int)(record_st->gpu_width * 3);
ffemu_data.width = (unsigned)record_st->gpu_width;
ffemu_data.height = (unsigned)record_st->gpu_height;
ffemu_data.data = video_st->record_gpu_buffer + (ffemu_data.height - 1) * ffemu_data.pitch;
ffemu_data.pitch = -ffemu_data.pitch;
}
else
ffemu_data.is_dupe = !data;
record_st->driver->push_video(record_st->data, &ffemu_data);
}
const char *video_display_server_get_ident(void)
{
if (current_display_server)
return current_display_server->ident;
return FILE_PATH_UNKNOWN;
}
void* video_display_server_init(enum rarch_display_type type)
{
video_driver_state_t *video_st = &video_driver_st;
video_display_server_destroy();
switch (type)
{
case RARCH_DISPLAY_WIN32:
#if defined(_WIN32) && !defined(_XBOX) && !defined(__WINRT__)
current_display_server = &dispserv_win32;
#endif
break;
case RARCH_DISPLAY_X11:
#if defined(HAVE_X11)
current_display_server = &dispserv_x11;
#endif
break;
case RARCH_DISPLAY_KMS:
#if defined(HAVE_KMS)
current_display_server = &dispserv_kms;
#endif
break;
default:
#if defined(ANDROID)
current_display_server = &dispserv_android;
#else
current_display_server = &dispserv_null;
#endif
break;
}
if (current_display_server)
{
if (current_display_server->init)
video_st->current_display_server_data = current_display_server->init();
if (!string_is_empty(current_display_server->ident))
{
RARCH_LOG("[Video]: Found display server: \"%s\".\n",
current_display_server->ident);
}
}
video_st->initial_screen_orientation =
video_display_server_get_screen_orientation();
video_st->current_screen_orientation =
video_st->initial_screen_orientation;
return video_st->current_display_server_data;
}
void video_display_server_destroy(void)
{
video_driver_state_t *video_st = &video_driver_st;
const enum rotation initial_screen_orientation = video_st->initial_screen_orientation;
const enum rotation current_screen_orientation = video_st->current_screen_orientation;
if (initial_screen_orientation != current_screen_orientation)
video_display_server_set_screen_orientation(initial_screen_orientation);
if (current_display_server)
if (video_st->current_display_server_data)
current_display_server->destroy(video_st->current_display_server_data);
}
bool video_display_server_set_window_opacity(unsigned opacity)
{
video_driver_state_t *video_st = &video_driver_st;
if (current_display_server && current_display_server->set_window_opacity)
return current_display_server->set_window_opacity(
video_st->current_display_server_data, opacity);
return false;
}
bool video_display_server_set_window_progress(int progress, bool finished)
{
video_driver_state_t *video_st = &video_driver_st;
if (current_display_server && current_display_server->set_window_progress)
return current_display_server->set_window_progress(
video_st->current_display_server_data, progress, finished);
return false;
}
bool video_display_server_set_window_decorations(bool on)
{
video_driver_state_t *video_st = &video_driver_st;
if (current_display_server && current_display_server->set_window_decorations)
return current_display_server->set_window_decorations(
video_st->current_display_server_data, on);
return false;
}
bool video_display_server_set_resolution(unsigned width, unsigned height,
int int_hz, float hz, int center, int monitor_index, int xoffset, int padjust)
{
video_driver_state_t *video_st = &video_driver_st;
RARCH_DBG("[Video]: Display server set resolution to %ux%u %.3f Hz.\n", width, height, hz);
if (current_display_server && current_display_server->set_resolution)
return current_display_server->set_resolution(
video_st->current_display_server_data, width, height, int_hz,
hz, center, monitor_index, xoffset, padjust);
return false;
}
bool video_display_server_has_resolution_list(void)
{
return (current_display_server
&& current_display_server->get_resolution_list);
}
void *video_display_server_get_resolution_list(unsigned *size)
{
video_driver_state_t *video_st = &video_driver_st;
if (video_display_server_has_resolution_list())
return current_display_server->get_resolution_list(
video_st->current_display_server_data, size);
return NULL;
}
bool video_display_server_has_refresh_rate(float hz)
{
unsigned i, size = 0;
bool rate_exists = false;
struct video_display_config *video_list = (struct video_display_config*)
video_display_server_get_resolution_list(&size);
if (video_list)
{
video_driver_state_t *video_st = &video_driver_st;
unsigned video_driver_width = video_st->width;
unsigned video_driver_height = video_st->height;
for (i = 0; i < size && !rate_exists; i++)
{
/* Float difference added to enable 49.95Hz modelines for PAL. *
* Actual mode selection will be done in context driver, *
* with some logic in video_switch_refresh_rate_maybe *
* and in action_cb_push_dropdown_item_resolution */
if ( (video_list[i].width == video_driver_width)
&& (video_list[i].height == video_driver_height)
&& ((video_list[i].refreshrate == floor(hz)) ||
(fabsf(video_list[i].refreshrate_float - hz) < 0.06f)))
rate_exists = true;
}
free(video_list);
}
return rate_exists;
}
void video_switch_refresh_rate_maybe(
float *refresh_rate_suggest,
bool *video_switch_refresh_rate)
{
settings_t *settings = config_get_ptr();
video_driver_state_t *video_st = &video_driver_st;
float refresh_rate = *refresh_rate_suggest;
float video_refresh_rate = settings->floats.video_refresh_rate;
float pal_threshold = settings->floats.video_autoswitch_pal_threshold;
unsigned crt_switch_resolution = settings->uints.crt_switch_resolution;
unsigned autoswitch_refresh_rate = settings->uints.video_autoswitch_refresh_rate;
unsigned video_swap_interval = runloop_get_video_swap_interval(
settings->uints.video_swap_interval);
unsigned video_bfi = settings->uints.video_black_frame_insertion;
unsigned shader_subframes = settings->uints.video_shader_subframes;
bool vrr_runloop_enable = settings->bools.vrr_runloop_enable;
bool exclusive_fullscreen = (video_st->flags & VIDEO_FLAG_FORCE_FULLSCREEN) || (
settings->bools.video_fullscreen && !settings->bools.video_windowed_fullscreen);
bool windowed_fullscreen = settings->bools.video_fullscreen && settings->bools.video_windowed_fullscreen;
bool all_fullscreen = settings->bools.video_fullscreen || settings->bools.video_windowed_fullscreen;
/* Roundings to PAL & NTSC standards */
if (refresh_rate > 49.00 && refresh_rate <= pal_threshold)
refresh_rate = 50.00f;
else if (refresh_rate > 54.00 && refresh_rate < 60.00)
refresh_rate = 59.94f;
else if (refresh_rate > 60.00 && refresh_rate < 61.00)
refresh_rate = 60.00f;
/* Black frame insertion + swap interval multiplier */
refresh_rate = (refresh_rate * (video_bfi + 1.0f) * video_swap_interval * shader_subframes);
/* Fallback when target refresh rate is not exposed or when below standards */
if (!video_display_server_has_refresh_rate(refresh_rate) || refresh_rate < 50)
refresh_rate = video_refresh_rate;
/* Replace target rate */
*refresh_rate_suggest = refresh_rate;
/* Try to switch display rate for the desired screen mode(s) when:
* - Not already at correct rate
* - 'CRT SwitchRes' OFF & 'Sync to Exact Content Framerate' OFF
* - Automatic refresh rate switching not OFF
*/
if ( (refresh_rate != video_refresh_rate)
&& !crt_switch_resolution
&& !vrr_runloop_enable
&& (autoswitch_refresh_rate != AUTOSWITCH_REFRESH_RATE_OFF))
{
*video_switch_refresh_rate = (
((autoswitch_refresh_rate == AUTOSWITCH_REFRESH_RATE_EXCLUSIVE_FULLSCREEN) && exclusive_fullscreen)
|| ((autoswitch_refresh_rate == AUTOSWITCH_REFRESH_RATE_WINDOWED_FULLSCREEN) && windowed_fullscreen)
|| ((autoswitch_refresh_rate == AUTOSWITCH_REFRESH_RATE_ALL_FULLSCREEN) && all_fullscreen));
/* Store original refresh rate on automatic change, and
* restore it in deinit_core and main_quit, because not all
* cores announce refresh rate via SET_SYSTEM_AV_INFO */
if ( *video_switch_refresh_rate
&& !video_st->video_refresh_rate_original)
video_st->video_refresh_rate_original = video_refresh_rate;
}
}
bool video_display_server_set_refresh_rate(float hz)
{
video_driver_state_t *video_st = &video_driver_st;
RARCH_DBG("[Video]: Display server set refresh rate to %.3f Hz.\n", hz);
if (current_display_server && current_display_server->set_resolution)
return current_display_server->set_resolution(
video_st->current_display_server_data, 0, 0, (int)hz,
hz, 0, 0, 0, 0);
return false;
}
void video_display_server_restore_refresh_rate(void)
{
video_driver_state_t *video_st = &video_driver_st;
settings_t *settings = config_get_ptr();
float refresh_rate_original = video_st->video_refresh_rate_original;
float refresh_rate_current = settings->floats.video_refresh_rate;
if (!refresh_rate_original || refresh_rate_current == refresh_rate_original)
return;
RARCH_DBG("[Video]: Restoring original refresh rate: %.3f Hz.\n", video_st->video_refresh_rate_original);
if (video_display_server_set_refresh_rate(refresh_rate_original))
{
/* Set the av_info fps also to the original refresh rate */
/* to avoid re-initialization problems */
struct retro_system_av_info *av_info = &video_st->av_info;
av_info->timing.fps = video_st->video_refresh_rate_original;
video_monitor_set_refresh_rate(refresh_rate_original);
}
}
const char *video_display_server_get_output_options(void)
{
video_driver_state_t *video_st = &video_driver_st;
if (current_display_server && current_display_server->get_output_options)
return current_display_server->get_output_options(
video_st->current_display_server_data);
return NULL;
}
void video_display_server_set_screen_orientation(enum rotation rotation)
{
video_driver_state_t *video_st = &video_driver_st;
if (current_display_server && current_display_server->set_screen_orientation)
{
RARCH_LOG("[Video]: Setting screen orientation to %d.\n", rotation);
video_st->current_screen_orientation = rotation;
current_display_server->set_screen_orientation(video_st->current_display_server_data, rotation);
}
}
bool video_display_server_can_set_screen_orientation(void)
{
return (current_display_server && current_display_server->set_screen_orientation);
}
enum rotation video_display_server_get_screen_orientation(void)
{
video_driver_state_t *video_st = &video_driver_st;
if (current_display_server && current_display_server->get_screen_orientation)
return current_display_server->get_screen_orientation(
video_st->current_display_server_data);
return ORIENTATION_NORMAL;
}
bool video_display_server_get_flags(gfx_ctx_flags_t *flags)
{
video_driver_state_t *video_st = &video_driver_st;
if (!flags || !current_display_server || !current_display_server->get_flags)
return false;
flags->flags = current_display_server->get_flags(
video_st->current_display_server_data);
return true;
}
#ifdef HAVE_THREADS
bool video_driver_is_threaded(void)
{
video_driver_state_t *video_st = &video_driver_st;
return VIDEO_DRIVER_IS_THREADED_INTERNAL(video_st);
}
#endif
bool *video_driver_get_threaded(void)
{
video_driver_state_t *video_st = &video_driver_st;
#if defined(__MACH__) && defined(__APPLE__)
/* TODO/FIXME - force threaded video to disabled on Apple for now
* until NSWindow/UIWindow concurrency issues are taken care of */
video_st->threaded = false;
#endif
return &video_st->threaded;
}
void video_driver_set_threaded(bool val)
{
video_driver_state_t *video_st = &video_driver_st;
#if defined(__MACH__) && defined(__APPLE__)
/* TODO/FIXME - force threaded video to disabled on Apple for now
* until NSWindow/UIWindow concurrency issues are taken care of */
video_st->threaded = false;
#else
video_st->threaded = val;
#endif
}
const char *video_driver_get_ident(void)
{
video_driver_state_t *video_st = &video_driver_st;
if (!video_st->current_video)
return NULL;
#ifdef HAVE_THREADS
if (VIDEO_DRIVER_IS_THREADED_INTERNAL(video_st))
{
const thread_video_t *thr = (const thread_video_t*)video_st->data;
if (!thr || !thr->driver)
return NULL;
return thr->driver->ident;
}
#endif
return video_st->current_video->ident;
}
void video_context_driver_reset(void)
{
video_driver_state_t *video_st = &video_driver_st;
if (!video_st->current_video_context.get_metrics)
video_st->current_video_context.get_metrics = get_metrics_null;
}
bool video_context_driver_set(const gfx_ctx_driver_t *data)
{
video_driver_state_t *video_st = &video_driver_st;
if (!data)
return false;
video_st->current_video_context = *data;
video_context_driver_reset();
return true;
}
uintptr_t video_driver_get_current_framebuffer(void)
{
video_driver_state_t *video_st = &video_driver_st;
if ( video_st->poke
&& video_st->poke->get_current_framebuffer)
return video_st->poke->get_current_framebuffer(video_st->data);
return 0;
}
retro_proc_address_t video_driver_get_proc_address(const char *sym)
{
video_driver_state_t *video_st = &video_driver_st;
if ( video_st->poke
&& video_st->poke->get_proc_address)
return video_st->poke->get_proc_address(video_st->data, sym);
return NULL;
}
#ifdef HAVE_VIDEO_FILTER
void video_driver_filter_free(void)
{
video_driver_state_t *video_st = &video_driver_st;
if (video_st->state_filter)
rarch_softfilter_free(video_st->state_filter);
video_st->state_filter = NULL;
if (video_st->state_buffer)
{
#ifdef _3DS
linearFree(video_st->state_buffer);
#else
free(video_st->state_buffer);
#endif
}
video_st->state_buffer = NULL;
video_st->state_scale = 0;
video_st->state_out_bpp = 0;
video_st->flags &= ~(VIDEO_FLAG_STATE_OUT_RGB32);
}
void video_driver_init_filter(enum retro_pixel_format colfmt_int,
settings_t *settings)
{
unsigned pow2_x, pow2_y, maxsize;
void *buf = NULL;
video_driver_state_t *video_st = &video_driver_st;
struct retro_game_geometry *geom = &video_st->av_info.geometry;
unsigned width = geom->max_width;
unsigned height = geom->max_height;
/* Deprecated format. Gets pre-converted. */
enum retro_pixel_format colfmt =
(colfmt_int == RETRO_PIXEL_FORMAT_0RGB1555)
? RETRO_PIXEL_FORMAT_RGB565 : colfmt_int;
if (video_driver_is_hw_context())
{
RARCH_WARN("[Video]: Cannot use CPU filters when hardware rendering is used.\n");
return;
}
if (!(video_st->state_filter = rarch_softfilter_new(
settings->paths.path_softfilter_plugin,
RARCH_SOFTFILTER_THREADS_AUTO, colfmt, width, height)))
{
RARCH_ERR("[Video]: Failed to load filter.\n");
return;
}
rarch_softfilter_get_max_output_size(
video_st->state_filter,
&width, &height);
pow2_x = next_pow2(width);
pow2_y = next_pow2(height);
maxsize = MAX(pow2_x, pow2_y);
#ifdef _3DS
/* On 3DS, video is disabled if the output resolution
* exceeds 2048x2048. To avoid the user being presented
* with a black screen, we therefore have to check that
* the filter upscaling buffer fits within this limit. */
if (maxsize >= 2048)
{
RARCH_ERR("[Video]: Softfilter initialization failed."
" Upscaling buffer exceeds hardware limitations.\n");
video_driver_filter_free();
return;
}
#endif
video_st->state_scale = maxsize / RARCH_SCALE_BASE;
if (rarch_softfilter_get_output_format(
video_st->state_filter) == RETRO_PIXEL_FORMAT_XRGB8888)
video_st->flags |= VIDEO_FLAG_STATE_OUT_RGB32;
else
video_st->flags &= ~VIDEO_FLAG_STATE_OUT_RGB32;
video_st->state_out_bpp = (video_st->flags & VIDEO_FLAG_STATE_OUT_RGB32)
? sizeof(uint32_t) : sizeof(uint16_t);
/* TODO: Aligned output. */
#ifdef _3DS
buf = linearMemAlign(
width * height * video_st->state_out_bpp, 0x80);
#else
buf = malloc(
width * height * video_st->state_out_bpp);
#endif
if (!buf)
{
RARCH_ERR("[Video]: Softfilter initialization failed.\n");
video_driver_filter_free();
return;
}
video_st->state_buffer = buf;
}
#endif
void video_driver_free_hw_context(void)
{
video_driver_state_t *video_st = &video_driver_st;
VIDEO_DRIVER_CONTEXT_LOCK(video_st);
if (video_st->hw_render.context_destroy)
video_st->hw_render.context_destroy();
memset(&video_st->hw_render, 0, sizeof(video_st->hw_render));
VIDEO_DRIVER_CONTEXT_UNLOCK(video_st);
video_st->hw_render_context_negotiation = NULL;
}
void video_driver_free_internal(void)
{
input_driver_state_t *input_st = input_state_get_ptr();
video_driver_state_t *video_st = &video_driver_st;
#ifdef HAVE_THREADS
bool is_threaded = VIDEO_DRIVER_IS_THREADED_INTERNAL(video_st);
#endif
command_event(CMD_EVENT_OVERLAY_UNLOAD, NULL);
if (!(video_st->flags & VIDEO_FLAG_CACHE_CONTEXT))
video_driver_free_hw_context();
if (!(input_st->current_data == video_st->data))
{
if (input_st->current_driver)
if (input_st->current_driver->free)
input_st->current_driver->free(input_st->current_data);
if (input_st->primary_joypad)
{
const input_device_driver_t *tmp = input_st->primary_joypad;
input_st->primary_joypad = NULL;
tmp->destroy();
}
#ifdef HAVE_MFI
if (input_st->secondary_joypad)
{
const input_device_driver_t *tmp = input_st->secondary_joypad;
input_st->secondary_joypad = NULL;
tmp->destroy();
}
#endif
input_st->flags &= ~INP_FLAG_KB_MAPPING_BLOCKED;
input_st->current_data = NULL;
}
if ( video_st->data
&& video_st->current_video
&& video_st->current_video->free)
video_st->current_video->free(video_st->data);
if (video_st->scaler_ptr)
video_driver_pixel_converter_free(video_st->scaler_ptr);
video_st->scaler_ptr = NULL;
#ifdef HAVE_VIDEO_FILTER
video_driver_filter_free();
#endif
#if defined(HAVE_CG) || defined(HAVE_GLSL) || defined(HAVE_SLANG) || defined(HAVE_HLSL)
video_shader_dir_free_shader(
(struct rarch_dir_shader_list*)&video_st->dir_shader_list,
config_get_ptr()->bools.video_shader_remember_last_dir);
#endif
#ifdef HAVE_THREADS
if (is_threaded)
return;
#endif
if (video_st->data)
video_monitor_compute_fps_statistics(video_st->frame_time_count);
}
void video_driver_set_viewport_config(
struct retro_game_geometry *geom,
float video_aspect_ratio,
bool video_aspect_ratio_auto)
{
if (video_aspect_ratio < 0.0f)
{
if (geom->aspect_ratio > 0.0f && video_aspect_ratio_auto)
aspectratio_lut[ASPECT_RATIO_CONFIG].value = geom->aspect_ratio;
else
{
unsigned base_width = geom->base_width;
unsigned base_height = geom->base_height;
/* Get around division by zero errors */
if (base_width == 0)
base_width = 1;
if (base_height == 0)
base_height = 1;
aspectratio_lut[ASPECT_RATIO_CONFIG].value =
(float)base_width / base_height; /* 1:1 PAR. */
}
}
else
aspectratio_lut[ASPECT_RATIO_CONFIG].value = video_aspect_ratio;
}
void video_driver_set_viewport_square_pixel(struct retro_game_geometry *geom)
{
unsigned len, i, aspect_x, aspect_y;
unsigned int rotation = 0;
unsigned highest = 1;
unsigned width = geom->base_width;
unsigned height = geom->base_height;
if (width == 0 || height == 0)
return;
rotation = retroarch_get_rotation();
len = MIN(width, height);
for (i = 1; i < len; i++)
{
if ((width % i) == 0 && (height % i) == 0)
highest = i;
}
if (rotation % 2)
{
aspect_x = height / highest;
aspect_y = width / highest;
}
else
{
aspect_x = width / highest;
aspect_y = height / highest;
}
snprintf(aspectratio_lut[ASPECT_RATIO_SQUARE].name,
sizeof(aspectratio_lut[ASPECT_RATIO_SQUARE].name),
msg_hash_to_str(MENU_ENUM_LABEL_VALUE_VIDEO_ASPECT_RATIO_SQUARE_PIXEL),
aspect_x, aspect_y);
aspectratio_lut[ASPECT_RATIO_SQUARE].value = (float)aspect_x / aspect_y;
}
bool video_driver_set_rotation(unsigned rotation)
{
video_driver_state_t *video_st = &video_driver_st;
if (!video_st->current_video || !video_st->current_video->set_rotation)
return false;
video_st->current_video->set_rotation(video_st->data, rotation);
return true;
}
bool video_driver_set_video_mode(unsigned width,
unsigned height, bool fullscreen)
{
video_driver_state_t *video_st = &video_driver_st;
if ( video_st->poke
&& video_st->poke->set_video_mode)
{
video_st->poke->set_video_mode(video_st->data,
width, height, fullscreen);
return true;
}
return false;
}
bool video_driver_get_video_output_size(unsigned *width, unsigned *height, char *desc, size_t desc_len)
{
video_driver_state_t *video_st = &video_driver_st;
if (!video_st->poke || !video_st->poke->get_video_output_size)
return false;
video_st->poke->get_video_output_size(video_st->data,
width, height, desc, desc_len);
return true;
}
void *video_driver_read_frame_raw(unsigned *width,
unsigned *height, size_t *pitch)
{
video_driver_state_t *video_st = &video_driver_st;
if ( video_st->current_video
&& video_st->current_video->read_frame_raw)
return video_st->current_video->read_frame_raw(
video_st->data, width,
height, pitch);
return NULL;
}
void video_driver_set_filtering(unsigned index,
bool smooth, bool ctx_scaling)
{
video_driver_state_t *video_st = &video_driver_st;
if ( video_st->poke
&& video_st->poke->set_filtering)
video_st->poke->set_filtering(
video_st->data,
index, smooth, ctx_scaling);
}
void video_driver_get_size(unsigned *width, unsigned *height)
{
video_driver_state_t *video_st = &video_driver_st;
#ifdef HAVE_THREADS
bool is_threaded = VIDEO_DRIVER_IS_THREADED_INTERNAL(video_st);
VIDEO_DRIVER_THREADED_LOCK(video_st, is_threaded);
#endif
if (width)
*width = video_st->width;
if (height)
*height = video_st->height;
#ifdef HAVE_THREADS
VIDEO_DRIVER_THREADED_UNLOCK(video_st, is_threaded);
#endif
}
void video_driver_set_size(unsigned width, unsigned height)
{
video_driver_state_t *video_st = &video_driver_st;
#ifdef HAVE_THREADS
bool is_threaded = VIDEO_DRIVER_IS_THREADED_INTERNAL(video_st);
VIDEO_DRIVER_THREADED_LOCK(video_st, is_threaded);
video_st->width = width;
video_st->height = height;
VIDEO_DRIVER_THREADED_UNLOCK(video_st, is_threaded);
#else
video_st->width = width;
video_st->height = height;
#endif
}
/**
* video_monitor_fps_statistics
* @refresh_rate : Monitor refresh rate.
* @deviation : Deviation from measured refresh rate.
* @sample_points : Amount of sampled points.
*
* Gets the monitor FPS statistics based on the current
* runtime.
*
* Returns: true (1) on success.
* false (0) if:
* a) threaded video mode is enabled
* b) less than 2 frame time samples.
* c) FPS monitor enable is off.
**/
bool video_monitor_fps_statistics(double *refresh_rate,
double *deviation, unsigned *sample_points)
{
unsigned i;
retro_time_t accum = 0;
retro_time_t avg = 0;
retro_time_t accum_var = 0;
unsigned samples = 0;
video_driver_state_t *video_st = &video_driver_st;
#ifdef HAVE_THREADS
if (VIDEO_DRIVER_IS_THREADED_INTERNAL(video_st))
return false;
#endif
if ((samples = MIN(MEASURE_FRAME_TIME_SAMPLES_COUNT,
(unsigned)video_st->frame_time_count)) < 2)
return false;
/* Measure statistics on frame time (microsecs), *not* FPS. */
for (i = 0; i < samples; i++)
{
accum += video_st->frame_time_samples[i];
#if 0
RARCH_LOG("[Video]: Interval #%u: %d usec / frame.\n",
i, (int)frame_time_samples[i]);
#endif
}
avg = accum / samples;
/* Drop first measurement. It is likely to be bad. */
for (i = 0; i < samples; i++)
{
retro_time_t diff = video_st->frame_time_samples[i] - avg;
accum_var += diff * diff;
}
*deviation = sqrt((double)accum_var / (samples - 1)) / avg;
if (refresh_rate)
*refresh_rate = 1000000.0 / avg;
if (sample_points)
*sample_points = samples;
return true;
}
float video_driver_get_aspect_ratio(void)
{
video_driver_state_t *video_st = &video_driver_st;
return video_st->aspect_ratio;
}
void video_driver_lock_new(void)
{
#ifdef HAVE_THREADS
video_driver_state_t *video_st = &video_driver_st;
VIDEO_DRIVER_LOCK_FREE(video_st);
if (!video_st->display_lock)
video_st->display_lock = slock_new();
if (!video_st->context_lock)
video_st->context_lock = slock_new();
#endif
}
void video_driver_set_stub_frame(void)
{
video_driver_state_t *video_st = &video_driver_st;
video_st->frame_bak = video_st->current_video->frame;
video_st->current_video->frame = video_null.frame;
}
void video_driver_unset_stub_frame(void)
{
video_driver_state_t *video_st = &video_driver_st;
if (video_st->frame_bak)
video_st->current_video->frame = video_st->frame_bak;
video_st->frame_bak = NULL;
}
/* Get aspect ratio (DAR) requested by the core */
float video_driver_get_core_aspect(void)
{
video_driver_state_t *video_st = &video_driver_st;
struct retro_game_geometry *geom = &video_st->av_info.geometry;
float out_aspect = 0;
if (!geom || geom->base_width <= 0.0f || geom->base_height <= 0.0f)
return 0.0f;
/* Fallback to 1:1 pixel ratio if none provided */
if (geom->aspect_ratio > 0.0f)
out_aspect = geom->aspect_ratio;
else
out_aspect = (float)geom->base_width / geom->base_height;
/* Flip rotated aspect */
if ((retroarch_get_rotation() + retroarch_get_core_requested_rotation()) % 2)
return (1.0f / out_aspect);
return out_aspect;
}
void video_driver_set_viewport_core(void)
{
float core_aspect = video_driver_get_core_aspect();
if (core_aspect != 0)
aspectratio_lut[ASPECT_RATIO_CORE].value = core_aspect;
}
void video_driver_set_rgba(void)
{
video_driver_state_t *video_st = &video_driver_st;
VIDEO_DRIVER_LOCK(video_st);
video_st->flags |= VIDEO_FLAG_USE_RGBA;
VIDEO_DRIVER_UNLOCK(video_st);
}
void video_driver_unset_rgba(void)
{
video_driver_state_t *video_st = &video_driver_st;
VIDEO_DRIVER_LOCK(video_st);
video_st->flags &= ~VIDEO_FLAG_USE_RGBA;
VIDEO_DRIVER_UNLOCK(video_st);
}
bool video_driver_supports_rgba(void)
{
bool tmp;
video_driver_state_t *video_st = &video_driver_st;
VIDEO_DRIVER_LOCK(video_st);
tmp = (video_st->flags & VIDEO_FLAG_USE_RGBA) ? true : false;
VIDEO_DRIVER_UNLOCK(video_st);
return tmp;
}
void video_driver_set_hdr_support(void)
{
video_driver_state_t *video_st = &video_driver_st;
VIDEO_DRIVER_LOCK(video_st);
video_st->flags |= VIDEO_FLAG_HDR_SUPPORT;
VIDEO_DRIVER_UNLOCK(video_st);
}
void video_driver_unset_hdr_support(void)
{
video_driver_state_t *video_st = &video_driver_st;
VIDEO_DRIVER_LOCK(video_st);
video_st->flags &= ~VIDEO_FLAG_HDR_SUPPORT;
VIDEO_DRIVER_UNLOCK(video_st);
}
bool video_driver_supports_hdr(void)
{
bool tmp;
video_driver_state_t *video_st = &video_driver_st;
VIDEO_DRIVER_LOCK(video_st);
tmp = (video_st->flags & VIDEO_FLAG_HDR_SUPPORT) ? true : false;
VIDEO_DRIVER_UNLOCK(video_st);
return tmp;
}
bool video_driver_get_next_video_out(void)
{
video_driver_state_t *video_st = &video_driver_st;
if ( !video_st->poke
|| !video_st->poke->get_video_output_next
)
return false;
video_st->poke->get_video_output_next(video_st->data);
return true;
}
bool video_driver_get_prev_video_out(void)
{
video_driver_state_t *video_st = &video_driver_st;
if (
!video_st->poke
|| !video_st->poke->get_video_output_prev
)
return false;
video_st->poke->get_video_output_prev(video_st->data);
return true;
}
void video_driver_monitor_reset(void)
{
video_driver_state_t *video_st = &video_driver_st;
video_st->frame_time_count = 0;
}
void video_driver_set_aspect_ratio(void)
{
settings_t *settings = config_get_ptr();
video_driver_state_t *video_st = &video_driver_st;
unsigned aspect_ratio_idx = settings->uints.video_aspect_ratio_idx;
switch (aspect_ratio_idx)
{
case ASPECT_RATIO_SQUARE:
video_driver_set_viewport_square_pixel(&video_st->av_info.geometry);
break;
case ASPECT_RATIO_CORE:
video_driver_set_viewport_core();
break;
case ASPECT_RATIO_CONFIG:
video_driver_set_viewport_config(
&video_st->av_info.geometry,
settings->floats.video_aspect_ratio,
settings->bools.video_aspect_ratio_auto);
break;
case ASPECT_RATIO_FULL:
{
unsigned width = video_st->width;
unsigned height = video_st->height;
if (width != 0 && height != 0)
aspectratio_lut[ASPECT_RATIO_FULL].value = (float)width / (float)height;
}
break;
default:
break;
}
video_st->aspect_ratio = aspectratio_lut[aspect_ratio_idx].value;
if ( video_st->poke
&& video_st->poke->set_aspect_ratio)
video_st->poke->set_aspect_ratio(video_st->data, aspect_ratio_idx);
}
void video_viewport_get_scaled_aspect(struct video_viewport *vp, unsigned viewport_width, unsigned viewport_height, bool ydown) {
float device_aspect = (float)viewport_width / viewport_height;
float desired_aspect = video_driver_get_aspect_ratio();
video_viewport_get_scaled_aspect2(vp, viewport_width, viewport_height, ydown, device_aspect, desired_aspect);
}
void video_viewport_get_scaled_aspect2(struct video_viewport *vp, unsigned viewport_width, unsigned viewport_height, bool ydown, float device_aspect, float desired_aspect)
{
settings_t *settings = config_get_ptr();
int x = 0;
int y = 0;
#if defined(HAVE_MENU)
if (settings->uints.video_aspect_ratio_idx == ASPECT_RATIO_CUSTOM)
{
video_viewport_t *custom_vp = &settings->video_viewport_custom;
x = custom_vp->x;
y = custom_vp->y - custom_vp->height;
if (!ydown)
y = vp->full_height - y;
viewport_width = custom_vp->width;
viewport_height = custom_vp->height;
}
else
#endif
{
float delta;
if (fabsf(device_aspect - desired_aspect) < 0.0001f)
{
/* If the aspect ratios of screen and desired aspect
* ratio are sufficiently equal (floating point stuff),
* assume they are actually equal.
*/
}
else if (device_aspect > desired_aspect)
{
float viewport_bias = settings->floats.video_viewport_bias_x;
#if defined(RARCH_MOBILE)
if (device_aspect < 1.0f)
viewport_bias = settings->floats.video_viewport_bias_portrait_x;
#endif
delta = (desired_aspect / device_aspect - 1.0f) / 2.0f + 0.5f;
x = (int)roundf(viewport_width * ((0.5f - delta) * (viewport_bias * 2.0f)));
viewport_width = (unsigned)roundf(2.0f * viewport_width * delta);
}
else
{
float viewport_bias = settings->floats.video_viewport_bias_y;
#if defined(RARCH_MOBILE)
if (device_aspect < 1.0f)
viewport_bias = settings->floats.video_viewport_bias_portrait_y;
#endif
if (!ydown)
viewport_bias = 1.0 - viewport_bias;
delta = (device_aspect / desired_aspect - 1.0f) / 2.0f + 0.5f;
y = (int)roundf(viewport_height * ((0.5f - delta) * (viewport_bias * 2.0f)));
viewport_height = (unsigned)roundf(2.0f * viewport_height * delta);
}
}
vp->x = x;
vp->y = y;
vp->width = viewport_width;
vp->height = viewport_height;
}
void video_driver_update_viewport(
struct video_viewport* vp, bool force_full, bool keep_aspect)
{
settings_t *settings = config_get_ptr();
bool video_scale_integer = settings->bools.video_scale_integer;
video_driver_state_t *video_st = &video_driver_st;
float video_driver_aspect_ratio = video_st->aspect_ratio;
vp->x = 0;
vp->y = 0;
vp->width = vp->full_width;
vp->height = vp->full_height;
if (video_scale_integer && !force_full)
video_viewport_get_scaled_integer(
vp,
vp->full_width,
vp->full_height,
video_driver_aspect_ratio, keep_aspect, true);
else if (keep_aspect && !force_full)
video_viewport_get_scaled_aspect(vp, vp->full_width, vp->full_height, true);
}
void video_driver_restore_cached(void *settings_data)
{
settings_t *settings = (settings_t*)settings_data;
video_driver_state_t *video_st = &video_driver_st;
if (video_st->cached_driver_id[0])
{
configuration_set_string(settings,
settings->arrays.video_driver, video_st->cached_driver_id);
video_st->cached_driver_id[0] = 0;
RARCH_LOG("[Video]: Restored video driver to \"%s\".\n",
settings->arrays.video_driver);
}
}
bool video_driver_find_driver(
void *settings_data,
const char *prefix, bool verbosity_enabled)
{
int i;
settings_t *settings = (settings_t*)settings_data;
video_driver_state_t *video_st = &video_driver_st;
if (video_driver_is_hw_context())
{
struct retro_hw_render_callback *hwr =
VIDEO_DRIVER_GET_HW_CONTEXT_INTERNAL(video_st);
int rdr_major = hwr->version_major;
int rdr_minor = hwr->version_minor;
const char *rdr_context_name = hw_render_context_name(hwr->context_type, rdr_major, rdr_minor);
enum retro_hw_context_type rdr_type = hw_render_context_type(rdr_context_name);
video_st->current_video = NULL;
if (hwr)
{
switch (rdr_type)
{
case RETRO_HW_CONTEXT_OPENGL_CORE:
case RETRO_HW_CONTEXT_VULKAN:
case RETRO_HW_CONTEXT_D3D9:
case RETRO_HW_CONTEXT_D3D10:
case RETRO_HW_CONTEXT_D3D11:
case RETRO_HW_CONTEXT_D3D12:
#if defined(HAVE_VULKAN) || defined(HAVE_D3D9) || defined(HAVE_D3D10) || defined(HAVE_D3D11) || defined(HAVE_D3D12) || defined(HAVE_OPENGL_CORE)
RARCH_LOG("[Video]: Using HW render, %s driver forced.\n",
rdr_context_name);
if (!string_is_equal(settings->arrays.video_driver,
rdr_context_name))
{
strlcpy(video_st->cached_driver_id,
settings->arrays.video_driver,
sizeof(video_st->cached_driver_id));
configuration_set_string(settings,
settings->arrays.video_driver,
rdr_context_name);
RARCH_LOG("[Video]: \"%s\" saved as cached driver.\n",
settings->arrays.video_driver);
}
video_st->current_video = hw_render_context_driver(rdr_type, rdr_major, rdr_minor);
return true;
#else
break;
#endif
case RETRO_HW_CONTEXT_OPENGL:
#if defined(HAVE_OPENGL)
RARCH_LOG("[Video]: Using HW render, OpenGL driver forced.\n");
/* If we have configured one of the HW render
* capable GL drivers, go with that. */
#if defined(HAVE_OPENGL_CORE)
if ( !string_is_equal(settings->arrays.video_driver, "gl")
&& !string_is_equal(settings->arrays.video_driver, "glcore"))
{
strlcpy(video_st->cached_driver_id,
settings->arrays.video_driver,
sizeof(video_st->cached_driver_id));
configuration_set_string(settings,
settings->arrays.video_driver,
"glcore");
RARCH_LOG("[Video]: \"%s\" saved as cached driver.\n",
settings->arrays.video_driver);
video_st->current_video = &video_gl3;
return true;
}
#else
if ( !string_is_equal(settings->arrays.video_driver, "gl"))
{
strlcpy(video_st->cached_driver_id,
settings->arrays.video_driver,
sizeof(video_st->cached_driver_id));
configuration_set_string(settings,
settings->arrays.video_driver,
"gl");
RARCH_LOG("[Video]: \"%s\" saved as cached driver.\n",
settings->arrays.video_driver);
video_st->current_video = &video_gl2;
return true;
}
#endif
RARCH_LOG("[Video]: Using configured \"%s\""
" driver for GL HW render.\n",
settings->arrays.video_driver);
break;
#endif
default:
case RETRO_HW_CONTEXT_NONE:
break;
}
}
}
if (frontend_driver_has_get_video_driver_func())
{
if ((video_st->current_video = (video_driver_t*)
frontend_driver_get_video_driver()))
return true;
RARCH_WARN("[Video]: Frontend supports get_video_driver() but did not specify one.\n");
}
i = (int)driver_find_index(
"video_driver",
settings->arrays.video_driver);
if (i >= 0)
video_st->current_video = (video_driver_t*)video_drivers[i];
else
{
if (verbosity_enabled)
{
unsigned d;
RARCH_ERR("Couldn't find any %s named \"%s\"\n", prefix,
settings->arrays.video_driver);
RARCH_LOG_OUTPUT("Available %ss are:\n", prefix);
for (d = 0; video_drivers[d]; d++)
RARCH_LOG_OUTPUT("\t%s\n", video_drivers[d]->ident);
RARCH_WARN("Going to default to first %s..\n", prefix);
}
if (!(video_st->current_video = (video_driver_t*)video_drivers[0]))
return false;
}
return true;
}
void video_driver_apply_state_changes(void)
{
video_driver_state_t *video_st = &video_driver_st;
if ( video_st->poke
&& video_st->poke->apply_state_changes)
video_st->poke->apply_state_changes(video_st->data);
}
bool video_driver_is_hw_context(void)
{
bool is_hw_context = false;
video_driver_state_t *video_st = &video_driver_st;
VIDEO_DRIVER_CONTEXT_LOCK(video_st);
is_hw_context = (video_st->hw_render.context_type
!= RETRO_HW_CONTEXT_NONE);
VIDEO_DRIVER_CONTEXT_UNLOCK(video_st);
return is_hw_context;
}
bool video_driver_get_viewport_info(struct video_viewport *viewport)
{
video_driver_state_t *video_st = &video_driver_st;
if (!video_st->current_video || !video_st->current_video->viewport_info)
return false;
video_st->current_video->viewport_info(video_st->data, viewport);
return true;
}
/**
* video_viewport_get_scaled_integer:
* @vp : Viewport handle
* @width : Width.
* @height : Height.
* @aspect_ratio : Aspect ratio (in float).
* @keep_aspect : Preserve aspect ratio?
* @ydown : Positive y points down?
*
* Gets viewport scaling dimensions based on
* scaled integer aspect ratio.
**/
void video_viewport_get_scaled_integer(struct video_viewport *vp,
unsigned width, unsigned height,
float aspect_ratio, bool keep_aspect,
bool ydown)
{
int padding_x = 0;
int padding_y = 0;
settings_t *settings = config_get_ptr();
video_driver_state_t *video_st = &video_driver_st;
unsigned video_aspect_ratio_idx = settings->uints.video_aspect_ratio_idx;
bool overscale = settings->bools.video_scale_integer_overscale;
if (video_aspect_ratio_idx == ASPECT_RATIO_CUSTOM)
{
struct video_viewport *custom_vp = &settings->video_viewport_custom;
if (custom_vp)
{
padding_x = width - custom_vp->width;
padding_y = height - custom_vp->height;
width = custom_vp->width;
height = custom_vp->height;
}
}
else
{
float viewport_bias_x = settings->floats.video_viewport_bias_x;
float viewport_bias_y = settings->floats.video_viewport_bias_y;
unsigned base_width;
/* Use system reported sizes as these define the
* geometry for the "normal" case. */
unsigned base_height =
video_st->av_info.geometry.base_height;
unsigned int rotation = retroarch_get_rotation();
#if defined(RARCH_MOBILE)
if (width < height)
{
viewport_bias_x = settings->floats.video_viewport_bias_portrait_x;
viewport_bias_y = settings->floats.video_viewport_bias_portrait_y;
}
#endif
if (!ydown)
viewport_bias_y = 1.0 - viewport_bias_y;
if (rotation % 2)
base_height = video_st->av_info.geometry.base_width;
if (base_height == 0)
base_height = 1;
/* Account for non-square pixels.
* This is sort of contradictory with the goal of integer scale,
* but it is desirable in some cases.
*
* If square pixels are used, base_height will be equal to
* system->av_info.base_height. */
base_width = (unsigned)roundf(base_height * aspect_ratio);
/* Make sure that we don't get 0x scale ... */
if (width >= base_width && height >= base_height)
{
if (keep_aspect)
{
/* X/Y scale must be same. */
unsigned max_scale = 1;
if (overscale)
max_scale = MIN((width / base_width) + !!(width % base_width),
(height / base_height) + !!(height % base_height));
else
max_scale = MIN(width / base_width,
height / base_height);
padding_x = width - base_width * max_scale;
padding_y = height - base_height * max_scale;
}
else
{
/* X/Y can be independent, each scaled as much as possible. */
padding_x = width % base_width;
padding_y = height % base_height;
}
}
width -= padding_x;
height -= padding_y;
padding_x *= viewport_bias_x;
padding_y *= viewport_bias_y;
}
vp->width = width;
vp->height = height;
vp->x = padding_x;
vp->y = padding_y;
}
void video_driver_display_type_set(enum rarch_display_type type)
{
video_driver_state_t *video_st = &video_driver_st;
video_st->display_type = type;
}
uintptr_t video_driver_display_get(void)
{
video_driver_state_t *video_st = &video_driver_st;
return video_st->display;
}
uintptr_t video_driver_display_userdata_get(void)
{
video_driver_state_t *video_st = &video_driver_st;
return video_st->display_userdata;
}
void video_driver_display_userdata_set(uintptr_t idx)
{
video_driver_state_t *video_st = &video_driver_st;
video_st->display_userdata = idx;
}
void video_driver_display_set(uintptr_t idx)
{
video_driver_state_t *video_st = &video_driver_st;
video_st->display = idx;
}
enum rarch_display_type video_driver_display_type_get(void)
{
video_driver_state_t *video_st = &video_driver_st;
return video_st->display_type;
}
void video_driver_window_set(uintptr_t idx)
{
video_driver_state_t *video_st = &video_driver_st;
video_st->window = idx;
}
uintptr_t video_driver_window_get(void)
{
video_driver_state_t *video_st = &video_driver_st;
return video_st->window;
}
bool video_driver_texture_load(void *data,
enum texture_filter_type filter_type,
uintptr_t *id)
{
video_driver_state_t *video_st = &video_driver_st;
if ( !id
|| !video_st->poke
|| !video_st->poke->load_texture)
return false;
*id = video_st->poke->load_texture(
video_st->data, data,
VIDEO_DRIVER_IS_THREADED_INTERNAL(video_st),
filter_type);
return true;
}
bool video_driver_texture_unload(uintptr_t *id)
{
video_driver_state_t *video_st = &video_driver_st;
if ( !video_st->poke
|| !video_st->poke->unload_texture)
return false;
video_st->poke->unload_texture(
video_st->data,
VIDEO_DRIVER_IS_THREADED_INTERNAL(video_st),
*id);
*id = 0;
return true;
}
/**
* video_driver_cached_frame:
*
* Renders the current video frame.
**/
void video_driver_cached_frame(void)
{
runloop_state_t *runloop_st = runloop_state_get_ptr();
recording_state_t *recording_st= recording_state_get_ptr();
video_driver_state_t *video_st = &video_driver_st;
void *recording = recording_st->data;
struct retro_callbacks *cbs = &runloop_st->retro_ctx;
/* Cannot allow recording when pushing duped frames. */
recording_st->data = NULL;
if (runloop_st->current_core.flags & RETRO_CORE_FLAG_INITED)
cbs->frame_cb(
(video_st->frame_cache_data != RETRO_HW_FRAME_BUFFER_VALID)
? video_st->frame_cache_data
: NULL,
video_st->frame_cache_width,
video_st->frame_cache_height,
video_st->frame_cache_pitch);
recording_st->data = recording;
}
bool video_driver_has_focus(void)
{
video_driver_state_t *video_st = &video_driver_st;
return VIDEO_HAS_FOCUS(video_st);
}
size_t video_driver_get_window_title(char *buf, unsigned len)
{
video_driver_state_t *video_st = &video_driver_st;
if (buf && (video_st->flags & VIDEO_FLAG_WINDOW_TITLE_UPDATE))
{
strlcpy(buf, video_st->window_title, len);
video_st->flags &= ~VIDEO_FLAG_WINDOW_TITLE_UPDATE;
}
return video_st->window_title_len;
}
void video_driver_update_title(void *data)
{
#ifndef _XBOX
const ui_window_t *window = ui_companion_driver_get_window_ptr();
video_driver_state_t *video_st = &video_driver_st;
if ( video_st->flags & VIDEO_FLAG_WINDOW_TITLE_UPDATE
&& window)
{
if ( video_st->window_title[0]
&& !string_is_equal(video_st->window_title, video_st->window_title_prev))
{
window->set_title((void*)video_st->display_userdata, video_st->window_title);
strlcpy(video_st->window_title_prev, video_st->window_title, sizeof(video_st->window_title_prev));
}
video_st->flags &= ~VIDEO_FLAG_WINDOW_TITLE_UPDATE;
}
#endif
}
void video_driver_build_info(video_frame_info_t *video_info)
{
video_viewport_t *custom_vp = NULL;
runloop_state_t *runloop_st = runloop_state_get_ptr();
settings_t *settings = config_get_ptr();
video_driver_state_t *video_st = &video_driver_st;
input_driver_state_t *input_st = input_state_get_ptr();
#ifdef HAVE_MENU
struct menu_state *menu_st = menu_state_get_ptr();
#endif
#ifdef HAVE_GFX_WIDGETS
dispgfx_widget_t *p_dispwidget = dispwidget_get_ptr();
#endif
#ifdef HAVE_THREADS
bool is_threaded =
VIDEO_DRIVER_IS_THREADED_INTERNAL(video_st);
VIDEO_DRIVER_THREADED_LOCK(video_st, is_threaded);
#endif
custom_vp = &settings->video_viewport_custom;
#ifdef HAVE_GFX_WIDGETS
video_info->widgets_active = p_dispwidget->active;
#else
video_info->widgets_active = false;
#endif
#ifdef HAVE_MENU
video_info->notifications_hidden = settings->bools.notification_show_when_menu_is_alive
&& !(menu_st->flags & MENU_ST_FLAG_ALIVE);
#endif
video_info->refresh_rate = settings->floats.video_refresh_rate;
video_info->crt_switch_resolution = settings->uints.crt_switch_resolution;
video_info->crt_switch_resolution_super = settings->uints.crt_switch_resolution_super;
video_info->crt_switch_center_adjust = settings->ints.crt_switch_center_adjust;
video_info->crt_switch_porch_adjust = settings->ints.crt_switch_porch_adjust;
video_info->crt_switch_hires_menu = settings->bools.crt_switch_hires_menu;
video_info->black_frame_insertion = settings->uints.video_black_frame_insertion;
video_info->bfi_dark_frames = settings->uints.video_bfi_dark_frames;
video_info->shader_subframes = settings->uints.video_shader_subframes;
video_info->current_subframe = 0;
video_info->scan_subframes = settings->bools.video_scan_subframes;
video_info->hard_sync = settings->bools.video_hard_sync;
video_info->hard_sync_frames = settings->uints.video_hard_sync_frames;
video_info->runahead = settings->bools.run_ahead_enabled;
video_info->runahead_second_instance = settings->bools.run_ahead_secondary_instance;
video_info->preemptive_frames = settings->bools.preemptive_frames_enable;
video_info->runahead_frames = settings->uints.run_ahead_frames;
video_info->fps_show = settings->bools.video_fps_show;
video_info->memory_show = settings->bools.video_memory_show;
video_info->statistics_show = settings->bools.video_statistics_show;
video_info->framecount_show = settings->bools.video_framecount_show;
video_info->core_status_msg_show = runloop_st->core_status_msg.set;
video_info->aspect_ratio_idx = settings->uints.video_aspect_ratio_idx;
video_info->post_filter_record = settings->bools.video_post_filter_record;
video_info->input_menu_swap_ok_cancel_buttons
= settings->bools.input_menu_swap_ok_cancel_buttons;
video_info->max_swapchain_images = settings->uints.video_max_swapchain_images;
video_info->windowed_fullscreen = settings->bools.video_windowed_fullscreen;
video_info->fullscreen = settings->bools.video_fullscreen
|| (video_st->flags & VIDEO_FLAG_FORCE_FULLSCREEN);
video_info->menu_mouse_enable = settings->bools.menu_mouse_enable;
video_info->monitor_index = settings->uints.video_monitor_index;
video_info->font_enable = settings->bools.video_font_enable;
video_info->font_size = settings->floats.video_font_size;
video_info->font_msg_pos_x = settings->floats.video_msg_pos_x;
video_info->font_msg_pos_y = settings->floats.video_msg_pos_y;
video_info->font_msg_color_r = settings->floats.video_msg_color_r;
video_info->font_msg_color_g = settings->floats.video_msg_color_g;
video_info->font_msg_color_b = settings->floats.video_msg_color_b;
video_info->custom_vp_x = custom_vp->x;
video_info->custom_vp_y = custom_vp->y;
video_info->custom_vp_width = custom_vp->width;
video_info->custom_vp_height = custom_vp->height;
video_info->custom_vp_full_width = custom_vp->full_width;
video_info->custom_vp_full_height = custom_vp->full_height;
video_info->video_st_flags = video_st->flags;
#if defined(HAVE_GFX_WIDGETS)
video_info->widgets_userdata = p_dispwidget;
#else
video_info->widgets_userdata = NULL;
#endif
video_info->width = video_st->width;
video_info->height = video_st->height;
video_info->hdr_enable = settings->bools.video_hdr_enable;
video_info->libretro_running = false;
video_info->msg_bgcolor_enable = settings->bools.video_msg_bgcolor_enable;
video_info->fps_update_interval = settings->uints.fps_update_interval;
video_info->memory_update_interval = settings->uints.memory_update_interval;
#ifdef HAVE_MENU
video_info->menu_st_flags = menu_st->flags;
video_info->menu_footer_opacity = settings->floats.menu_footer_opacity;
video_info->menu_header_opacity = settings->floats.menu_header_opacity;
video_info->materialui_color_theme = settings->uints.menu_materialui_color_theme;
video_info->ozone_color_theme = settings->uints.menu_ozone_color_theme;
video_info->menu_shader_pipeline = settings->uints.menu_xmb_shader_pipeline;
video_info->xmb_theme = settings->uints.menu_xmb_theme;
video_info->xmb_color_theme = settings->uints.menu_xmb_color_theme;
video_info->timedate_enable = settings->bools.menu_timedate_enable;
video_info->battery_level_enable = settings->bools.menu_battery_level_enable;
video_info->xmb_shadows_enable = settings->bools.menu_xmb_shadows_enable;
video_info->xmb_alpha_factor = settings->uints.menu_xmb_alpha_factor;
video_info->menu_wallpaper_opacity = settings->floats.menu_wallpaper_opacity;
video_info->menu_framebuffer_opacity = settings->floats.menu_framebuffer_opacity;
video_info->overlay_behind_menu = settings->bools.input_overlay_behind_menu;
video_info->libretro_running = (runloop_st->current_core.flags & RETRO_CORE_FLAG_GAME_LOADED) ? true : false;
#else
video_info->menu_st_flags = 0;
video_info->menu_footer_opacity = 0.0f;
video_info->menu_header_opacity = 0.0f;
video_info->materialui_color_theme = 0;
video_info->menu_shader_pipeline = 0;
video_info->xmb_color_theme = 0;
video_info->xmb_theme = 0;
video_info->timedate_enable = false;
video_info->battery_level_enable = false;
video_info->xmb_shadows_enable = false;
video_info->xmb_alpha_factor = 0.0f;
video_info->menu_framebuffer_opacity = 0.0f;
video_info->menu_wallpaper_opacity = 0.0f;
video_info->overlay_behind_menu = false;
#endif
video_info->msg_queue_delay = runloop_st->msg_queue_delay;
video_info->runloop_is_paused = (runloop_st->flags & RUNLOOP_FLAG_PAUSED) ? true : false;
video_info->runloop_is_slowmotion = (runloop_st->flags & RUNLOOP_FLAG_SLOWMOTION) ? true : false;
video_info->fastforward_frameskip = settings->bools.fastforward_frameskip;
video_info->frame_rest = settings->bools.video_frame_rest;
#ifdef _WIN32
#ifdef HAVE_VULKAN
/* Vulkan in Windows does mailbox emulation
* in fullscreen with vsync, effectively
* discarding frames that can't be shown,
* therefore do not do it twice. */
if ( video_info->fullscreen
&& settings->bools.video_vsync
&& string_is_equal(video_driver_get_ident(), "vulkan"))
video_info->fastforward_frameskip = false;
#endif
#endif
video_info->input_driver_nonblock_state = (input_st->flags & INP_FLAG_NONBLOCKING) ? true : false;
video_info->input_driver_grab_mouse_state = (input_st->flags & INP_FLAG_GRAB_MOUSE_STATE) ? true : false;
video_info->disp_userdata = disp_get_ptr();
video_info->userdata = VIDEO_DRIVER_GET_PTR_INTERNAL(video_st);
#ifdef HAVE_THREADS
VIDEO_DRIVER_THREADED_UNLOCK(video_st, is_threaded);
#endif
}
/**
* video_context_driver_init_first:
* @data : Input data.
* @ident : Identifier of graphics context driver to find.
* @api : API of higher-level graphics API.
* @major : Major version number of higher-level graphics API.
* @minor : Minor version number of higher-level graphics API.
* @hw_render_ctx : Request a graphics context driver capable of
* hardware rendering?
*
* Finds first suitable graphics context driver and initializes.
*
* Returns: graphics context driver if found, otherwise NULL.
**/
const gfx_ctx_driver_t *video_context_driver_init_first(void *data,
const char *ident, enum gfx_ctx_api api, unsigned major,
unsigned minor, bool hw_render_ctx, void **ctx_data)
{
unsigned j;
int i = -1;
uint32_t runloop_flags = runloop_get_flags();
settings_t *settings = config_get_ptr();
video_driver_state_t *video_st = &video_driver_st;
for (j = 0; gfx_ctx_gl_drivers[j]; j++)
{
if (string_is_equal_noncase(ident, gfx_ctx_gl_drivers[j]->ident))
{
i = j;
break;
}
}
if (i >= 0)
{
const gfx_ctx_driver_t *ctx = video_context_driver_init(
(runloop_flags & RUNLOOP_FLAG_CORE_SET_SHARED_CONTEXT) ? true : false,
settings,
data,
gfx_ctx_gl_drivers[i], ident,
api, major, minor, hw_render_ctx, ctx_data);
if (ctx)
{
video_st->context_data = *ctx_data;
return ctx;
}
}
for (i = 0; gfx_ctx_gl_drivers[i]; i++)
{
const gfx_ctx_driver_t *ctx =
video_context_driver_init(
(runloop_flags & RUNLOOP_FLAG_CORE_SET_SHARED_CONTEXT) ? true : false,
settings,
data,
gfx_ctx_gl_drivers[i], ident,
api, major, minor, hw_render_ctx, ctx_data);
if (ctx)
{
video_st->context_data = *ctx_data;
return ctx;
}
}
return NULL;
}
void video_context_driver_free(void)
{
video_driver_state_t *video_st = &video_driver_st;
video_context_driver_destroy(&video_st->current_video_context);
video_st->context_data = NULL;
}
bool video_context_driver_get_metrics(gfx_ctx_metrics_t *metrics)
{
video_driver_state_t *video_st = &video_driver_st;
if (video_st->current_video_context.get_metrics)
return video_st->current_video_context.get_metrics(
video_st->context_data,
metrics->type,
metrics->value);
return false;
}
bool video_context_driver_get_refresh_rate(float *refresh_rate)
{
video_driver_state_t *video_st = &video_driver_st;
if (!video_st->current_video_context.get_refresh_rate || !refresh_rate)
return false;
if (!video_st->context_data)
return false;
if (video_st->flags & VIDEO_FLAG_CRT_SWITCHING_ACTIVE)
{
float refresh_holder = 0;
if (refresh_rate)
refresh_holder =
video_st->current_video_context.get_refresh_rate(
video_st->context_data);
/* Fix for incorrect interlacing detection --
* HARD SET VSYNC TO REQUIRED REFRESH FOR CRT*/
if (refresh_holder != video_st->core_hz)
*refresh_rate = video_st->core_hz;
}
else
{
if (refresh_rate)
*refresh_rate =
video_st->current_video_context.get_refresh_rate(
video_st->context_data);
}
return true;
}
bool video_context_driver_get_ident(gfx_ctx_ident_t *ident)
{
video_driver_state_t *video_st = &video_driver_st;
if (!ident)
return false;
ident->ident = video_st->current_video_context.ident;
return true;
}
bool video_context_driver_get_flags(gfx_ctx_flags_t *flags)
{
video_driver_state_t *video_st = &video_driver_st;
if (!video_st->current_video_context.get_flags)
return false;
if (video_st->flags & VIDEO_FLAG_DEFERRED_VIDEO_CTX_DRIVER_SET_FLAGS)
{
flags->flags = video_st->deferred_flag_data.flags;
video_st->flags &= ~VIDEO_FLAG_DEFERRED_VIDEO_CTX_DRIVER_SET_FLAGS;
}
else
flags->flags = video_st->current_video_context.get_flags(
video_st->context_data);
return true;
}
static bool video_driver_get_flags(gfx_ctx_flags_t *flags)
{
video_driver_state_t *video_st = &video_driver_st;
if (!video_st->poke || !video_st->poke->get_flags)
return false;
flags->flags = video_st->poke->get_flags(video_st->data);
return true;
}
gfx_ctx_flags_t video_driver_get_flags_wrapper(void)
{
gfx_ctx_flags_t flags;
flags.flags = 0;
if (!video_driver_get_flags(&flags))
video_context_driver_get_flags(&flags);
return flags;
}
/**
* video_driver_test_all_flags:
* @testflag : flag to test
*
* Poll both the video and context driver's flags and test
* whether @testflag is set or not.
**/
bool video_driver_test_all_flags(enum display_flags testflag)
{
gfx_ctx_flags_t flags;
if (video_driver_get_flags(&flags))
if (BIT32_GET(flags.flags, testflag))
return true;
if (video_context_driver_get_flags(&flags))
if (BIT32_GET(flags.flags, testflag))
return true;
return false;
}
bool video_context_driver_set_flags(gfx_ctx_flags_t *flags)
{
video_driver_state_t *video_st = &video_driver_st;
if (!flags)
return false;
if (!video_st->current_video_context.set_flags)
{
video_st->deferred_flag_data.flags = flags->flags;
video_st->flags |= VIDEO_FLAG_DEFERRED_VIDEO_CTX_DRIVER_SET_FLAGS;
return false;
}
video_st->current_video_context.set_flags(
video_st->context_data, flags->flags);
return true;
}
enum gfx_ctx_api video_context_driver_get_api(void)
{
video_driver_state_t *video_st = &video_driver_st;
enum gfx_ctx_api ctx_api = video_st->context_data
? video_st->current_video_context.get_api(video_st->context_data)
: GFX_CTX_NONE;
if (ctx_api == GFX_CTX_NONE)
{
const char *video_ident = (video_st->current_video)
? video_st->current_video->ident
: NULL;
if (string_starts_with_size(video_ident, "d3d", STRLEN_CONST("d3d")))
{
if (string_is_equal(video_ident, "d3d9_hlsl"))
return GFX_CTX_DIRECT3D9_API;
else if (string_is_equal(video_ident, "d3d10"))
return GFX_CTX_DIRECT3D10_API;
else if (string_is_equal(video_ident, "d3d11"))
return GFX_CTX_DIRECT3D11_API;
else if (string_is_equal(video_ident, "d3d12"))
return GFX_CTX_DIRECT3D12_API;
}
if (string_starts_with_size(video_ident, "gl", STRLEN_CONST("gl")))
{
if (string_is_equal(video_ident, "gl"))
return GFX_CTX_OPENGL_API;
else if (string_is_equal(video_ident, "gl1"))
return GFX_CTX_OPENGL_API;
else if (string_is_equal(video_ident, "glcore"))
return GFX_CTX_OPENGL_API;
}
else if (string_is_equal(video_ident, "vulkan"))
return GFX_CTX_VULKAN_API;
else if (string_is_equal(video_ident, "metal"))
return GFX_CTX_METAL_API;
else if (string_is_equal(video_ident, "rsx"))
return GFX_CTX_RSX_API;
return GFX_CTX_NONE;
}
return ctx_api;
}
#if !(defined(RARCH_CONSOLE) || defined(RARCH_MOBILE))
bool video_driver_has_windowed(void)
{
video_driver_state_t *video_st = &video_driver_st;
if (video_st->data && video_st->current_video->has_windowed)
return video_st->current_video->has_windowed(video_st->data);
return false;
}
#endif
bool video_shader_driver_get_current_shader(video_shader_ctx_t *shader)
{
video_driver_state_t *video_st = &video_driver_st;
void *video_driver = video_st->data;
const video_poke_interface_t *video_poke = video_st->poke;
shader->data = NULL;
if (!video_poke || !video_driver || !video_poke->get_current_shader)
return false;
shader->data = video_poke->get_current_shader(video_driver);
return true;
}
float video_driver_get_refresh_rate(void)
{
video_driver_state_t *video_st = &video_driver_st;
if (video_st->poke && video_st->poke->get_refresh_rate)
return video_st->poke->get_refresh_rate(video_st->data);
return 0.0f;
}
void video_driver_set_gpu_api_version_string(const char *str)
{
video_driver_state_t *video_st = &video_driver_st;
strlcpy(video_st->gpu_api_version_string, str,
sizeof(video_st->gpu_api_version_string));
}
const char* video_driver_get_gpu_api_version_string(void)
{
video_driver_state_t *video_st = &video_driver_st;
return video_st->gpu_api_version_string;
}
bool video_driver_init_internal(bool *video_is_threaded, bool verbosity_enabled)
{
video_info_t video;
unsigned max_dim, scale, width, height;
video_viewport_t *custom_vp = NULL;
input_driver_t *tmp = NULL;
static uint16_t dummy_pixels[32] = {0};
runloop_state_t *runloop_st = runloop_state_get_ptr();
settings_t *settings = config_get_ptr();
input_driver_state_t *input_st = input_state_get_ptr();
video_driver_state_t *video_st = &video_driver_st;
struct retro_game_geometry *geom = &video_st->av_info.geometry;
const enum retro_pixel_format
video_driver_pix_fmt = video_st->pix_fmt;
#ifdef HAVE_VIDEO_FILTER
const char *path_softfilter_plugin = settings->paths.path_softfilter_plugin;
/* Init video filter only when game is running */
if (( runloop_st->current_core.flags & RETRO_CORE_FLAG_GAME_LOADED)
&& !string_is_empty(path_softfilter_plugin))
video_driver_init_filter(video_driver_pix_fmt, settings);
#endif
max_dim = MAX(geom->max_width, geom->max_height);
scale = next_pow2(max_dim) / RARCH_SCALE_BASE;
scale = MAX(scale, 1);
#ifdef HAVE_VIDEO_FILTER
if (video_st->state_filter)
scale = video_st->state_scale;
#endif
strlcpy(aspectratio_lut[ASPECT_RATIO_CONFIG].name,
msg_hash_to_str(MENU_ENUM_LABEL_VALUE_VIDEO_ASPECT_RATIO_CONFIG),
sizeof(aspectratio_lut[ASPECT_RATIO_CONFIG].name));
strlcpy(aspectratio_lut[ASPECT_RATIO_CORE].name,
msg_hash_to_str(MENU_ENUM_LABEL_VALUE_VIDEO_ASPECT_RATIO_CORE_PROVIDED),
sizeof(aspectratio_lut[ASPECT_RATIO_CORE].name));
strlcpy(aspectratio_lut[ASPECT_RATIO_CUSTOM].name,
msg_hash_to_str(MENU_ENUM_LABEL_VALUE_VIDEO_ASPECT_RATIO_CUSTOM),
sizeof(aspectratio_lut[ASPECT_RATIO_CUSTOM].name));
strlcpy(aspectratio_lut[ASPECT_RATIO_FULL].name,
msg_hash_to_str(MENU_ENUM_LABEL_VALUE_VIDEO_ASPECT_RATIO_FULL),
sizeof(aspectratio_lut[ASPECT_RATIO_FULL].name));
/* Update core-dependent aspect ratio values. */
video_driver_set_viewport_square_pixel(geom);
video_driver_set_viewport_core();
video_driver_set_viewport_config(geom,
settings->floats.video_aspect_ratio,
settings->bools.video_aspect_ratio_auto);
/* Update CUSTOM viewport. */
custom_vp = &settings->video_viewport_custom;
if (settings->uints.video_aspect_ratio_idx == ASPECT_RATIO_CUSTOM)
{
float default_aspect = aspectratio_lut[ASPECT_RATIO_CORE].value;
aspectratio_lut[ASPECT_RATIO_CUSTOM].value =
(custom_vp->width && custom_vp->height) ?
(float)custom_vp->width / custom_vp->height : default_aspect;
}
{
/* Guard against aspect ratio index possibly being out of bounds */
unsigned new_aspect_idx = settings->uints.video_aspect_ratio_idx;
if (new_aspect_idx > ASPECT_RATIO_END)
new_aspect_idx = settings->uints.video_aspect_ratio_idx = 0;
video_st->aspect_ratio = aspectratio_lut[new_aspect_idx].value;
}
if ( settings->bools.video_fullscreen
|| (video_st->flags & VIDEO_FLAG_FORCE_FULLSCREEN))
{
width = settings->uints.video_fullscreen_x;
height = settings->uints.video_fullscreen_y;
}
else
{
#ifdef __WINRT__
if (is_running_on_xbox())
{
width = uwp_get_width();
height = uwp_get_height();
}
else
#endif
{
#if (defined(_WIN32) && !defined(_XBOX) && !defined(__WINRT__)) || \
(defined(HAVE_COCOA_METAL) && !defined(HAVE_COCOATOUCH))
bool window_custom_size_enable = settings->bools.video_window_save_positions;
#else
bool window_custom_size_enable = settings->bools.video_window_custom_size_enable;
#endif
/* TODO/FIXME: remove when the new window resizing core is hooked */
if ( window_custom_size_enable
&& settings->uints.window_position_width
&& settings->uints.window_position_height)
{
width = settings->uints.window_position_width;
height = settings->uints.window_position_height;
}
else
{
unsigned video_scale = settings->uints.video_scale;
/* Determine maximum allowed window dimensions
* NOTE: We cannot read the actual display
* metrics here, because the context driver
* has not yet been initialised... */
/* > Try explicitly configured values */
unsigned max_win_width = settings->uints.window_auto_width_max;
unsigned max_win_height = settings->uints.window_auto_height_max;
/* > Handle invalid settings */
if ((max_win_width == 0) || (max_win_height == 0))
{
/* > Try configured fullscreen width/height */
max_win_width = settings->uints.video_fullscreen_x;
max_win_height = settings->uints.video_fullscreen_y;
if ((max_win_width == 0) || (max_win_height == 0))
{
/* Maximum window width/size *must* be non-zero;
* if all else fails, used defined default
* maximum window size */
max_win_width = DEFAULT_WINDOW_AUTO_WIDTH_MAX;
max_win_height = DEFAULT_WINDOW_AUTO_HEIGHT_MAX;
}
}
/* rotated games send unrotated width/height and
* require special handling here because of it */
if ((retroarch_get_rotation() % 2))
{
/* Determine nominal window size based on
* core geometry */
if (settings->bools.video_force_aspect)
{
/* Do rounding here to simplify integer
* scale correctness. */
unsigned base_width = roundf(geom->base_width *
video_st->aspect_ratio);
width = base_width * video_scale;
}
else
width = geom->base_height * video_scale;
height = geom->base_width * video_scale;
}
else
{
/* Determine nominal window size based on
* core geometry */
if (settings->bools.video_force_aspect)
{
/* Do rounding here to simplify integer
* scale correctness. */
unsigned base_width = roundf(geom->base_height *
video_st->aspect_ratio);
width = base_width * video_scale;
}
else
width = geom->base_width * video_scale;
height = geom->base_height * video_scale;
}
/* Cap window size to maximum allowed values */
if ((width > max_win_width) || (height > max_win_height))
{
unsigned geom_width = (width > 0) ? width : 1;
unsigned geom_height = (height > 0) ? height : 1;
float geom_aspect = (float)geom_width / (float)geom_height;
float max_win_aspect = (float)max_win_width / (float)max_win_height;
if (geom_aspect > max_win_aspect)
{
width = max_win_width;
height = geom_height * max_win_width / geom_width;
/* Account for any possible rounding errors... */
if (height < 1)
height = 1;
else if (height > max_win_height)
height = max_win_height;
}
else
{
height = max_win_height;
width = geom_width * max_win_height / geom_height;
/* Account for any possible rounding errors... */
if (width < 1)
width = 1;
else if (width > max_win_width)
width = max_win_width;
}
}
}
}
}
if (width && height)
RARCH_LOG("[Video]: Set video size to: %ux%u.\n", width, height);
else
RARCH_LOG("[Video]: Set video size to: fullscreen.\n");
video_st->display_type = RARCH_DISPLAY_NONE;
video_st->display = 0;
video_st->display_userdata = 0;
video_st->window = 0;
video_st->scaler_ptr = video_driver_pixel_converter_init(
video_st->pix_fmt,
VIDEO_DRIVER_GET_HW_CONTEXT_INTERNAL(video_st),
RARCH_SCALE_BASE * scale);
video.width = width;
video.height = height;
video.fullscreen = settings->bools.video_fullscreen
|| (video_st->flags & VIDEO_FLAG_FORCE_FULLSCREEN);
video.vsync = settings->bools.video_vsync
&& (!(runloop_st->flags & RUNLOOP_FLAG_FORCE_NONBLOCK));
video.force_aspect = settings->bools.video_force_aspect;
video.swap_interval = runloop_get_video_swap_interval(
settings->uints.video_swap_interval);
video.adaptive_vsync = settings->bools.video_adaptive_vsync;
#ifdef GEKKO
video.viwidth = settings->uints.video_viwidth;
video.vfilter = settings->bools.video_vfilter;
#endif
video.smooth = settings->bools.video_smooth;
video.ctx_scaling = settings->bools.video_ctx_scaling;
video.input_scale = scale;
video.font_enable = settings->bools.video_font_enable;
video.font_size = settings->floats.video_font_size;
video.path_font = settings->paths.path_font;
#ifdef HAVE_VIDEO_FILTER
video.rgb32 = video_st->state_filter
? (video_st->flags & VIDEO_FLAG_STATE_OUT_RGB32)
: (video_driver_pix_fmt == RETRO_PIXEL_FORMAT_XRGB8888);
#else
video.rgb32 =
(video_driver_pix_fmt == RETRO_PIXEL_FORMAT_XRGB8888);
#endif
video.parent = 0;
if (video.fullscreen)
video_st->flags |= VIDEO_FLAG_STARTED_FULLSCREEN;
else
video_st->flags &= ~VIDEO_FLAG_STARTED_FULLSCREEN;
/* Reset video frame count */
video_st->frame_count = 0;
tmp = input_state_get_ptr()->current_driver;
/* Need to grab the "real" video driver interface on a reinit. */
video_driver_find_driver(settings, "video driver", verbosity_enabled);
#ifdef HAVE_THREADS
video.is_threaded = VIDEO_DRIVER_IS_THREADED_INTERNAL(video_st);
*video_is_threaded = video.is_threaded;
if (video.is_threaded)
{
bool ret;
/* Can't do hardware rendering with threaded driver currently. */
RARCH_LOG("[Video]: Starting threaded video driver..\n");
ret = video_init_thread(
(const video_driver_t**)&video_st->current_video,
&video_st->data,
&input_state_get_ptr()->current_driver,
(void**)&input_state_get_ptr()->current_data,
video_st->current_video,
video);
if (!ret)
{
RARCH_ERR("[Video]: Cannot open threaded video driver.. Exiting..\n");
return false;
}
}
else
#endif
video_st->data = video_st->current_video->init(
&video,
&input_state_get_ptr()->current_driver,
(void**)&input_state_get_ptr()->current_data);
if (!video_st->data)
{
RARCH_ERR("[Video]: Cannot open video driver.. Exiting..\n");
return false;
}
video_st->poke = NULL;
if (video_st->current_video->poke_interface)
video_st->current_video->poke_interface(
video_st->data, &video_st->poke);
if (video_st->current_video->viewport_info &&
(!custom_vp->width ||
!custom_vp->height))
{
/* Force custom viewport to have sane parameters. */
custom_vp->width = width;
custom_vp->height = height;
video_st->current_video->viewport_info(video_st->data, custom_vp);
}
video_driver_set_rotation(retroarch_get_rotation() % 4);
video_st->current_video->suppress_screensaver(video_st->data,
settings->bools.ui_suspend_screensaver_enable);
if (!video_driver_init_input(tmp, settings, verbosity_enabled))
return false;
#ifdef HAVE_OVERLAY
input_overlay_unload();
input_overlay_init();
#endif
if (!(runloop_st->current_core.flags & RETRO_CORE_FLAG_GAME_LOADED))
{
video_st->frame_cache_data = &dummy_pixels;
video_st->frame_cache_width = 4;
video_st->frame_cache_height = 4;
video_st->frame_cache_pitch = 8;
}
#if defined(PSP)
if ( video_st->poke
&& video_st->poke->set_texture_frame)
video_st->poke->set_texture_frame(video_st->data,
&dummy_pixels, false, 1, 1, 1.0f);
#endif
video_context_driver_reset();
video_display_server_init(video_st->display_type);
if ((enum rotation)settings->uints.screen_orientation != ORIENTATION_NORMAL)
video_display_server_set_screen_orientation((enum rotation)settings->uints.screen_orientation);
/* Ensure that we preserve the 'grab mouse'
* state if it was enabled prior to driver
* (re-)initialisation */
if (input_st->flags & INP_FLAG_GRAB_MOUSE_STATE)
{
if ( video_st->poke
&& video_st->poke->show_mouse)
video_st->poke->show_mouse(video_st->data, false);
if (input_driver_grab_mouse())
input_st->flags |= INP_FLAG_GRAB_MOUSE_STATE;
}
else if (video.fullscreen)
{
if ( video_st->poke
&& video_st->poke->show_mouse)
video_st->poke->show_mouse(video_st->data, false);
if (!settings->bools.video_windowed_fullscreen)
if (input_driver_grab_mouse())
input_st->flags |= INP_FLAG_GRAB_MOUSE_STATE;
}
#ifdef HAVE_OVERLAY
input_overlay_check_mouse_cursor();
#endif
return true;
}
void video_driver_frame(const void *data, unsigned width,
unsigned height, size_t pitch)
{
char status_text[128];
static char video_driver_msg[256];
static retro_time_t last_time;
static retro_time_t curr_time;
static retro_time_t fps_time;
static retro_time_t frame_time_accumulator;
static float last_fps, frame_time;
static uint64_t last_used_memory, last_total_memory;
/* Mark the start of nonblock state for
* ignoring initial previous frame time */
static int8_t nonblock_active;
/* Initialise 'last_frame_duped' to 'true'
* to ensure that the first frame is rendered */
static bool last_frame_duped = true;
bool render_frame = true;
retro_time_t new_time;
video_frame_info_t video_info;
size_t buf_pos = 0;
video_driver_state_t *video_st = &video_driver_st;
runloop_state_t *runloop_st = runloop_state_get_ptr();
const enum retro_pixel_format
video_driver_pix_fmt = video_st->pix_fmt;
bool runloop_idle = (runloop_st->flags & RUNLOOP_FLAG_IDLE) ? true : false;
bool video_driver_active = (video_st->flags & VIDEO_FLAG_ACTIVE) ? true : false;
#if defined(HAVE_GFX_WIDGETS)
dispgfx_widget_t *p_dispwidget = dispwidget_get_ptr();
bool widgets_active = p_dispwidget->active;
#endif
recording_state_t *recording_st= recording_state_get_ptr();
status_text[0] = '\0';
video_driver_msg[0] = '\0';
if (!video_driver_active)
return;
new_time = cpu_features_get_time_usec();
if (data)
video_st->frame_cache_data = data;
video_st->frame_cache_width = width;
video_st->frame_cache_height = height;
video_st->frame_cache_pitch = pitch;
if (
video_st->scaler_ptr
&& data
&& (video_driver_pix_fmt == RETRO_PIXEL_FORMAT_0RGB1555)
&& (data != RETRO_HW_FRAME_BUFFER_VALID)
&& video_pixel_frame_scale(
video_st->scaler_ptr->scaler,
video_st->scaler_ptr->scaler_out,
data, width, height, pitch)
)
{
data = video_st->scaler_ptr->scaler_out;
pitch = video_st->scaler_ptr->scaler->out_stride;
}
video_driver_build_info(&video_info);
/* Take target refresh rate as initial FPS value instead of 0.00 */
if (!last_fps)
last_fps = video_info.refresh_rate;
/* If fast forward is active and fast forward
* frame skipping is enabled, drop any frames
* that occur at a rate higher than the core-set
* refresh rate. However: We must always render
* the current frame when:
* - The menu is open
* - The last frame was NULL and the
* current frame is not (i.e. if core was
* previously sending duped frames, ensure
* that the next frame update is captured) */
if ( video_info.input_driver_nonblock_state
&& video_info.fastforward_frameskip
&& !((video_info.menu_st_flags & MENU_ST_FLAG_ALIVE)
|| (last_frame_duped && !!data)))
{
retro_time_t frame_time_accumulator_prev = frame_time_accumulator;
retro_time_t frame_time_delta = new_time - last_time;
retro_time_t frame_time_target = 1000000.0f / video_info.refresh_rate;
/* Ignore initial previous frame time
* to prevent rubber band startup */
if (!nonblock_active)
nonblock_active = -1;
else if (nonblock_active < 0)
nonblock_active = 1;
/* Accumulate the elapsed time since the last frame */
if (nonblock_active > 0)
frame_time_accumulator += frame_time_delta;
/* Render frame if the accumulated time is
* greater than or equal to the expected
* core frame time */
render_frame = frame_time_accumulator >= frame_time_target;
/* If frame is to be rendered, subtract
* expected frame time from accumulator */
if (render_frame)
{
frame_time_accumulator -= frame_time_target;
/* Prevent external frame limiters from
* pushing fast forward ratio down to 1x */
if (frame_time_accumulator_prev - frame_time_accumulator >= frame_time_delta)
frame_time_accumulator -= frame_time_delta;
if (frame_time_accumulator < 0)
frame_time_accumulator = 0;
/* If fast forward is working correctly,
* the actual frame time will always be
* less than the expected frame time.
* But if the host cannot run the core
* fast enough to achieve at least 1x
* speed then the frame time accumulator
* will never empty and may potentially
* overflow. If a 'runaway' accumulator
* is detected, we simply reset it */
if (frame_time_accumulator > frame_time_target)
frame_time_accumulator = 0;
}
}
else
{
nonblock_active = 0;
frame_time_accumulator = 0;
}
last_time = new_time;
last_frame_duped = !data;
/* Get the amount of frames per seconds. */
if (video_st->frame_count)
{
unsigned fps_update_interval = video_info.fps_update_interval;
unsigned memory_update_interval = video_info.memory_update_interval;
/* set this to 1 to avoid an offset issue */
unsigned write_index = video_st->frame_time_count++
& (MEASURE_FRAME_TIME_SAMPLES_COUNT - 1);
frame_time = new_time - fps_time;
video_st->frame_time_samples[write_index] = frame_time;
fps_time = new_time;
if (video_info.fps_show)
{
status_text[ buf_pos] = 'F';
status_text[++buf_pos] = 'P';
status_text[++buf_pos] = 'S';
status_text[++buf_pos] = ':';
status_text[++buf_pos] = ' ';
status_text[++buf_pos] = '\0';
buf_pos += snprintf(
status_text + buf_pos,
sizeof(status_text) - buf_pos,
"%6.2f", last_fps);
}
if (video_info.framecount_show)
{
if (status_text[buf_pos-1] != '\0')
{
status_text[ buf_pos] = ' ';
status_text[++buf_pos] = '|';
status_text[++buf_pos] = '|';
status_text[++buf_pos] = ' ';
status_text[++buf_pos] = '\0';
}
buf_pos += strlcpy(status_text + buf_pos,
msg_hash_to_str(MSG_FRAMES),
sizeof(status_text) - buf_pos);
status_text[buf_pos ] = ':';
status_text[++buf_pos] = ' ';
status_text[++buf_pos] = '\0';
buf_pos += snprintf(status_text + buf_pos,
sizeof(status_text) - buf_pos,
"%" PRIu64, (uint64_t)video_st->frame_count);
}
if (video_info.memory_show)
{
if ((video_st->frame_count % memory_update_interval) == 0)
{
last_total_memory = frontend_driver_get_total_memory();
last_used_memory = last_total_memory - frontend_driver_get_free_memory();
}
if (status_text[buf_pos-1] != '\0')
{
status_text[buf_pos] = ' ';
status_text[++buf_pos] = '|';
status_text[++buf_pos] = '|';
status_text[++buf_pos] = ' ';
status_text[++buf_pos] = '\0';
}
status_text[buf_pos ] = 'M';
status_text[++buf_pos] = 'E';
status_text[++buf_pos] = 'M';
status_text[++buf_pos] = ':';
status_text[++buf_pos] = ' ';
status_text[++buf_pos] = '\0';
buf_pos += snprintf(
status_text + buf_pos, sizeof(status_text) - buf_pos, "%.2f/%.2f", last_used_memory / (1024.0f * 1024.0f),
last_total_memory / (1024.0f * 1024.0f));
status_text[buf_pos ] = 'M';
status_text[++buf_pos] = 'B';
status_text[++buf_pos] = '\0';
}
if ((video_st->frame_count % fps_update_interval) == 0)
{
size_t new_len;
last_fps = TIME_TO_FPS(curr_time, new_time,
fps_update_interval);
new_len = strlcpy(video_st->window_title, video_st->title_buf,
sizeof(video_st->window_title));
if (!string_is_empty(status_text))
{
video_st->window_title[ new_len ] = ' ';
video_st->window_title[++new_len ] = '|';
video_st->window_title[++new_len ] = '|';
video_st->window_title[++new_len ] = ' ';
video_st->window_title[++new_len ] = '\0';
new_len += strlcpy(
video_st->window_title + new_len,
status_text,
sizeof(video_st->window_title) - new_len);
}
curr_time = new_time;
video_st->window_title_len = new_len;
video_st->flags |= VIDEO_FLAG_WINDOW_TITLE_UPDATE;
}
}
else
{
curr_time = fps_time = new_time;
video_st->window_title_len = strlcpy(
video_st->window_title,
video_st->title_buf,
sizeof(video_st->window_title));
if (video_info.fps_show)
buf_pos = strlcpy(status_text,
msg_hash_to_str(MENU_ENUM_LABEL_VALUE_NOT_AVAILABLE),
sizeof(status_text));
video_st->flags |= VIDEO_FLAG_WINDOW_TITLE_UPDATE;
}
/* Add core status message to status text */
if (video_info.core_status_msg_show)
{
/* Note: We need to lock a mutex here. Strictly
* speaking, runloop_core_status_msg is not part
* of the message queue, but:
* - It may be implemented as a queue in the future
* - It seems unnecessary to create a new slock_t
* object for this type of message when
* _runloop_msg_queue_lock is already available
* We therefore just call runloop_msg_queue_lock()/
* runloop_msg_queue_unlock() in this case */
RUNLOOP_MSG_QUEUE_LOCK(runloop_st);
/* Check whether duration timer has elapsed */
runloop_st->core_status_msg.duration -= anim_get_ptr()->delta_time;
if (runloop_st->core_status_msg.duration < 0.0f)
{
runloop_st->core_status_msg.str[0] = '\0';
runloop_st->core_status_msg.priority = 0;
runloop_st->core_status_msg.duration = 0.0f;
runloop_st->core_status_msg.set = false;
}
else
{
/* If status text is already set, add status
* message at the end */
if (!string_is_empty(status_text))
{
status_text[buf_pos ] = ' ';
status_text[++buf_pos ] = '|';
status_text[++buf_pos ] = '|';
status_text[++buf_pos ] = ' ';
status_text[++buf_pos ] = '\0';
strlcpy(
status_text + buf_pos,
runloop_st->core_status_msg.str,
sizeof(status_text) - buf_pos);
}
else
strlcpy(status_text,
runloop_st->core_status_msg.str,
sizeof(status_text));
}
RUNLOOP_MSG_QUEUE_UNLOCK(runloop_st);
}
/* Slightly messy code,
* but we really need to do processing before blocking on VSync
* for best possible scheduling.
*/
if (
(
#ifdef HAVE_VIDEO_FILTER
!video_st->state_filter ||
#endif
!video_info.post_filter_record
|| !data
|| video_st->record_gpu_buffer
) && recording_st->data
&& recording_st->driver
&& recording_st->driver->push_video)
recording_dump_frame(
data, width, height,
pitch, runloop_idle);
#ifdef HAVE_VIDEO_FILTER
if (render_frame && data && video_st->state_filter)
{
unsigned output_width = 0;
unsigned output_height = 0;
unsigned output_pitch = 0;
rarch_softfilter_get_output_size(video_st->state_filter,
&output_width, &output_height, width, height);
output_pitch = (output_width) * video_st->state_out_bpp;
rarch_softfilter_process(video_st->state_filter,
video_st->state_buffer, output_pitch,
data, width, height, pitch);
if ( video_info.post_filter_record
&& recording_st->data
&& recording_st->driver
&& recording_st->driver->push_video)
recording_dump_frame(
video_st->state_buffer,
output_width, output_height, output_pitch,
runloop_idle);
data = video_st->state_buffer;
width = output_width;
height = output_height;
pitch = output_pitch;
}
#endif
if (runloop_st->msg_queue_delay > 0)
runloop_st->msg_queue_delay--;
else if (runloop_st->msg_queue_size > 0)
{
/* If widgets are currently enabled, then
* messages were pushed to the queue before
* widgets were initialised - in this case, the
* first item in the message queue should be
* extracted and pushed to the widget message
* queue instead */
#if defined(HAVE_GFX_WIDGETS)
if (widgets_active)
{
msg_queue_entry_t msg_entry;
bool msg_found = false;
RUNLOOP_MSG_QUEUE_LOCK(runloop_st);
msg_found = msg_queue_extract(
&runloop_st->msg_queue, &msg_entry);
runloop_st->msg_queue_size = msg_queue_size(
&runloop_st->msg_queue);
RUNLOOP_MSG_QUEUE_UNLOCK(runloop_st);
if (msg_found)
gfx_widgets_msg_queue_push(
NULL,
msg_entry.msg,
roundf((float)msg_entry.duration / 60.0f * 1000.0f),
msg_entry.title,
msg_entry.icon,
msg_entry.category,
msg_entry.prio,
false,
(video_info.menu_st_flags & MENU_ST_FLAG_ALIVE) ? true : false
);
}
/* ...otherwise, just output message via
* regular OSD notification text (if enabled) */
else if (video_info.font_enable)
#else
if (video_info.font_enable)
#endif
{
const char *msg = NULL;
RUNLOOP_MSG_QUEUE_LOCK(runloop_st);
msg = msg_queue_pull(&runloop_st->msg_queue);
runloop_st->msg_queue_size = msg_queue_size(&runloop_st->msg_queue);
if (msg)
strlcpy(video_driver_msg, msg, sizeof(video_driver_msg));
RUNLOOP_MSG_QUEUE_UNLOCK(runloop_st);
}
}
if (render_frame && video_info.statistics_show)
{
audio_statistics_t audio_stats;
char throttle_stats[128];
char latency_stats[128];
char tmp[128];
size_t len;
double stddev = 0.0;
float font_size_scale = video_info.font_size / 100;
struct retro_system_av_info *av_info = &video_st->av_info;
unsigned red = 235;
unsigned green = 235;
unsigned blue = 235;
unsigned alpha = 255;
float scale = ((float)video_info.height / 480)
* 0.50f * (DEFAULT_FONT_SIZE / video_info.font_size);
/* Clamp scale */
if (scale < font_size_scale)
scale = font_size_scale;
if (scale > 1.00f)
scale = 1.00f;
if (scale > font_size_scale)
{
scale *= 100;
scale = ceil(scale);
scale /= 100;
}
audio_stats.samples = 0;
audio_stats.average_buffer_saturation = 0.0f;
audio_stats.std_deviation_percentage = 0.0f;
audio_stats.close_to_underrun = 0.0f;
audio_stats.close_to_blocking = 0.0f;
video_monitor_fps_statistics(NULL, &stddev, NULL);
video_info.osd_stat_params.x = 0.008f;
video_info.osd_stat_params.y = 0.960f;
video_info.osd_stat_params.text_align = TEXT_ALIGN_LEFT;
video_info.osd_stat_params.scale = scale;
video_info.osd_stat_params.full_screen = true;
video_info.osd_stat_params.drop_x = (video_info.font_size / DEFAULT_FONT_SIZE) * 3;
video_info.osd_stat_params.drop_y = (video_info.font_size / DEFAULT_FONT_SIZE) * -3;
video_info.osd_stat_params.drop_mod = 0.1f;
video_info.osd_stat_params.drop_alpha = 0.9f;
video_info.osd_stat_params.color = COLOR_ABGR(
alpha, blue, green, red);
audio_compute_buffer_statistics(&audio_stats);
throttle_stats[0] = '\0';
latency_stats[0] = '\0';
tmp[0] = '\0';
len = 0;
if (video_info.frame_rest)
len = snprintf(tmp + len, sizeof(throttle_stats),
" Frame Rest: %2u.00 ms\n"
" - Rested: %5.2f %%\n",
video_st->frame_rest,
(float)video_st->frame_rest_time_count / runloop_st->core_runtime_usec * 100);
if (len)
{
/* TODO/FIXME - localize */
size_t _len = strlcpy(throttle_stats, "THROTTLE\n", sizeof(throttle_stats));
strlcpy(throttle_stats + _len, tmp, sizeof(throttle_stats) - _len);
}
tmp[0] = '\0';
len = 0;
/* TODO/FIXME - localize */
if (video_st->frame_delay_target > 0)
len = snprintf(tmp, sizeof(latency_stats),
" Frame Delay: %2u ms\n"
" - Target: %2u ms\n",
video_st->frame_delay_effective,
video_st->frame_delay_target);
if (video_info.runahead && !video_info.runahead_second_instance)
len = snprintf(tmp + len, sizeof(latency_stats),
" Run-Ahead: %2u frames\n"
" - Single Instance\n",
video_info.runahead_frames);
else if (video_info.runahead && video_info.runahead_second_instance)
len = snprintf(tmp + len, sizeof(latency_stats),
" Run-Ahead: %2u frames\n"
" - Second Instance\n",
video_info.runahead_frames);
else if (video_info.preemptive_frames)
len = snprintf(tmp + len, sizeof(latency_stats),
" Run-Ahead: %2u frames\n"
" - Preemptive Frames\n",
video_info.runahead_frames);
if (len)
{
/* TODO/FIXME - localize */
size_t _len = strlcpy(latency_stats, "LATENCY\n", sizeof(latency_stats));
strlcpy(latency_stats + _len, tmp, sizeof(latency_stats) - _len);
}
/* TODO/FIXME - localize */
snprintf(video_info.stat_text,
sizeof(video_info.stat_text),
"CORE AV_INFO\n"
" Size: %u x %u\n"
" Max Size: %u x %u\n"
" Aspect: %3.3f\n"
" FPS: %3.2f\n"
" Sample Rate: %6.2f\n"
"VIDEO: %s\n"
" Viewport: %d x %d\n"
" Refresh: %5.2f hz\n"
" Frame Rate: %5.2f fps\n"
" Frame Time: %5.2f ms\n"
" - Deviation: %5.2f %%\n"
" Frames: %5" PRIu64"\n"
"AUDIO: %s\n"
" Saturation: %5.2f %%\n"
" Deviation: %5.2f %%\n"
" Underrun: %5.2f %%\n"
" Blocking: %5.2f %%\n"
" Samples: %5d\n"
"%s"
"%s",
av_info->geometry.base_width,
av_info->geometry.base_height,
av_info->geometry.max_width,
av_info->geometry.max_height,
av_info->geometry.aspect_ratio,
av_info->timing.fps,
av_info->timing.sample_rate,
video_st->current_video->ident,
video_info.width,
video_info.height,
video_info.refresh_rate,
last_fps,
frame_time / 1000.0f,
100.0f * stddev,
video_st->frame_count,
audio_state_get_ptr()->current_audio->ident,
audio_stats.average_buffer_saturation,
audio_stats.std_deviation_percentage,
audio_stats.close_to_underrun,
audio_stats.close_to_blocking,
audio_stats.samples,
throttle_stats,
latency_stats);
/* TODO/FIXME - add OSD chat text here */
}
if (render_frame
&& video_st->current_video
&& video_st->current_video->frame)
{
video_info.current_subframe = 0;
if (video_st->current_video->frame(
video_st->data, data, width, height,
video_st->frame_count, (unsigned)pitch,
((video_info.menu_st_flags & MENU_ST_FLAG_SCREENSAVER_ACTIVE) > 0)
|| video_info.notifications_hidden ? "" : video_driver_msg,
&video_info))
video_st->flags |= VIDEO_FLAG_ACTIVE;
else
video_st->flags &= ~VIDEO_FLAG_ACTIVE;
}
video_st->frame_count++;
/* Display the status text, with a higher priority. */
if ( ( video_info.fps_show
|| video_info.framecount_show
|| video_info.memory_show
|| video_info.core_status_msg_show
)
&& !((video_info.menu_st_flags & MENU_ST_FLAG_SCREENSAVER_ACTIVE))
&& !video_info.notifications_hidden
)
{
#if defined(HAVE_GFX_WIDGETS)
if (widgets_active)
strlcpy(
p_dispwidget->gfx_widgets_status_text,
status_text,
sizeof(p_dispwidget->gfx_widgets_status_text)
);
else
#endif
{
runloop_msg_queue_push(status_text, 2, 1, true, NULL,
MESSAGE_QUEUE_ICON_DEFAULT, MESSAGE_QUEUE_CATEGORY_INFO);
}
}
#if defined(HAVE_CRTSWITCHRES)
/* trigger set resolution*/
if (video_info.crt_switch_resolution)
{
unsigned native_width = width;
bool dynamic_super_width = false;
video_st->flags |= VIDEO_FLAG_CRT_SWITCHING_ACTIVE;
switch (video_info.crt_switch_resolution_super)
{
case 2560:
case 3840:
case 1920:
width = video_info.crt_switch_resolution_super;
break;
case 1:
dynamic_super_width = true;
break;
default:
break;
}
crt_switch_res_core(
&video_st->crt_switch_st,
native_width, width,
height,
video_st->core_hz,
retroarch_get_rotation() & 1,
video_info.crt_switch_resolution,
video_info.crt_switch_center_adjust,
video_info.crt_switch_porch_adjust,
video_info.monitor_index,
dynamic_super_width,
video_info.crt_switch_resolution_super,
video_info.crt_switch_hires_menu);
}
else if (!video_info.crt_switch_resolution)
#endif
video_st->flags &= ~VIDEO_FLAG_CRT_SWITCHING_ACTIVE;
}
static void video_driver_reinit_context(settings_t *settings, int flags)
{
/* RARCH_DRIVER_CTL_UNINIT clears the callback struct so we
* need to make sure to keep a copy */
struct retro_hw_render_callback hwr_copy;
video_driver_state_t *video_st = &video_driver_st;
struct retro_hw_render_callback *hwr =
VIDEO_DRIVER_GET_HW_CONTEXT_INTERNAL(video_st);
const struct retro_hw_render_context_negotiation_interface *iface =
video_st->hw_render_context_negotiation;
memcpy(&hwr_copy, hwr, sizeof(hwr_copy));
driver_uninit(flags, DRIVER_LIFETIME_RESET);
memcpy(hwr, &hwr_copy, sizeof(*hwr));
video_st->hw_render_context_negotiation = iface;
drivers_init(settings, flags, DRIVER_LIFETIME_RESET, verbosity_is_enabled());
}
void video_driver_reinit(int flags)
{
settings_t *settings = config_get_ptr();
video_driver_state_t *video_st = &video_driver_st;
struct retro_hw_render_callback *hwr =
VIDEO_DRIVER_GET_HW_CONTEXT_INTERNAL(video_st);
if (hwr->cache_context != false)
video_st->flags |= VIDEO_FLAG_CACHE_CONTEXT;
else
video_st->flags &= ~VIDEO_FLAG_CACHE_CONTEXT;
video_st->flags &= ~VIDEO_FLAG_CACHE_CONTEXT_ACK;
video_driver_reinit_context(settings, flags);
video_st->flags &= ~VIDEO_FLAG_CACHE_CONTEXT;
video_st->window_title_prev[0] = '\0';
}
void video_frame_delay(video_driver_state_t *video_st,
settings_t *settings,
bool core_paused)
{
runloop_state_t *runloop_st = runloop_state_get_ptr();
unsigned video_frame_delay = settings->uints.video_frame_delay;
unsigned video_frame_delay_effective = video_st->frame_delay_effective;
bool skip_delay = core_paused
|| (runloop_st->flags & RUNLOOP_FLAG_SLOWMOTION)
|| (runloop_st->flags & RUNLOOP_FLAG_FASTMOTION);
if (settings->bools.video_frame_delay_auto)
{
float refresh_rate = settings->floats.video_refresh_rate;
uint8_t video_swap_interval = runloop_get_video_swap_interval(
settings->uints.video_swap_interval);
uint8_t video_bfi = settings->uints.video_black_frame_insertion;
uint8_t shader_subframes = settings->uints.video_shader_subframes;
uint8_t frame_time_interval = 8;
static uint8_t skip_update = 0;
static bool skip_delay_prev = false;
bool frame_time_update =
/* Skip some initial frames for stabilization */
video_st->frame_count > frame_time_interval
/* Only update when there are enough frames for averaging */
&& video_st->frame_count % frame_time_interval == 0;
/* A few frames must be ignored after slow+fastmotion/pause
* is disabled or geometry change is triggered */
if ( (!skip_delay && skip_delay_prev)
|| video_st->frame_delay_pause)
{
skip_update = frame_time_interval * 4;
video_st->frame_delay_pause = false;
}
if (skip_update)
skip_update--;
skip_delay_prev = skip_delay;
/* Always skip when slow+fastmotion/pause is active */
if (skip_delay_prev)
skip_update = 1;
if (skip_update)
frame_time_update = false;
/* Black frame insertion + swap interval multiplier */
refresh_rate = (refresh_rate / (video_bfi + 1.0f) / video_swap_interval / shader_subframes);
/* Set target moderately as half frame time with 0 (Auto) delay */
if (video_frame_delay == 0)
video_frame_delay = 1 / refresh_rate * 1000 / 2;
/* Reset new desired delay target */
if (video_st->frame_delay_target != video_frame_delay)
{
frame_time_update = false;
video_st->frame_delay_target = video_frame_delay_effective = video_frame_delay;
RARCH_LOG("[Video]: Frame delay reset to %d ms.\n", video_frame_delay);
}
/* Decide what should happen to effective delay */
if (video_frame_delay_effective > 0 && frame_time_update)
{
video_frame_delay_auto_t vfda = {0};
vfda.frame_time_interval = frame_time_interval;
vfda.refresh_rate = refresh_rate;
video_frame_delay_auto(video_st, &vfda);
if (vfda.delay_decrease > 0)
{
video_frame_delay_effective -= vfda.delay_decrease;
RARCH_LOG("[Video]: Frame delay decrease by %d ms to %d ms due to frame time average: %d > %d.\n",
vfda.delay_decrease, video_frame_delay_effective, vfda.frame_time_avg, vfda.frame_time_target);
}
}
}
else
video_st->frame_delay_target = video_frame_delay_effective = video_frame_delay;
video_st->frame_delay_effective = video_frame_delay_effective;
/* Never apply frame delay when slow+fastmotion/pause is active */
if (video_frame_delay_effective > 0 && !skip_delay)
retro_sleep(video_frame_delay_effective);
}
void video_frame_delay_auto(video_driver_state_t *video_st, video_frame_delay_auto_t *vfda)
{
int i;
retro_time_t frame_time_avg = 0;
retro_time_t frame_time_delta = 0;
uint16_t frame_time_index = (video_st->frame_time_count & (MEASURE_FRAME_TIME_SAMPLES_COUNT - 1));
retro_time_t frame_time_target = 1000000.0f / vfda->refresh_rate;
retro_time_t frame_time_limit_mar = frame_time_target * 1.15f;
retro_time_t frame_time_limit_min = frame_time_target * 1.30f;
retro_time_t frame_time_limit_med = frame_time_target * 1.50f;
retro_time_t frame_time_limit_max = frame_time_target * 1.85f;
retro_time_t frame_time_limit_cap = frame_time_target * 3.00f;
retro_time_t frame_time_limit_ign = frame_time_target * 3.25f;
uint8_t frame_time_frames = vfda->frame_time_interval;
uint8_t frame_time_count_pos = 0;
uint8_t frame_time_count_min = 0;
uint8_t frame_time_count_med = 0;
uint8_t frame_time_count_max = 0;
uint8_t frame_time_count_ign = 0;
retro_time_t frame_time_min = frame_time_target;
retro_time_t frame_time_max = frame_time_target;
/* Calculate average frame time */
for (i = 1; i < frame_time_frames + 1; i++)
{
retro_time_t frame_time_i = 0;
if (i > frame_time_index)
continue;
frame_time_i = video_st->frame_time_samples[frame_time_index - i];
if (frame_time_max < frame_time_i)
frame_time_max = frame_time_i;
if (frame_time_min > frame_time_i)
frame_time_min = frame_time_i;
/* Count frames over the target */
if (frame_time_i > frame_time_target)
{
frame_time_count_pos++;
if (frame_time_i > frame_time_limit_min)
frame_time_count_min++;
if (frame_time_i > frame_time_limit_med)
frame_time_count_med++;
if (frame_time_i > frame_time_limit_max)
frame_time_count_max++;
if (frame_time_i > frame_time_limit_ign)
frame_time_count_ign++;
/* Limit maximum to prevent false positives */
if (frame_time_i > frame_time_limit_cap)
frame_time_i = frame_time_limit_cap;
}
frame_time_avg += frame_time_i;
}
frame_time_avg /= frame_time_frames;
frame_time_delta = frame_time_max - frame_time_min;
/* Ignore values when core is doing internal frame skipping */
if (frame_time_count_ign > 0)
frame_time_avg = frame_time_target;
/* Special handlings for different video driver frame timings */
if ( ( frame_time_avg > frame_time_target
&& frame_time_avg < frame_time_limit_med)
|| (frame_time_delta > frame_time_limit_max))
{
uint8_t frame_time_frames_half = frame_time_frames / 2;
/* Ensure outcome on certain conditions */
int8_t mode = 0;
/* All interval frames are above the target */
if (frame_time_count_pos == frame_time_frames)
mode = 1;
/* At least half of interval frames are above minimum level */
else if (frame_time_count_min >= frame_time_frames_half)
mode = 2;
/* D3Dx stripe equalizer */
else if (
(frame_time_count_pos == frame_time_frames_half)
&& ( frame_time_count_min > 0
|| frame_time_count_med > 0)
&& (frame_time_delta > frame_time_target / 2.50f)
)
mode = 3;
/* Boost med/max spikes */
else if (
(frame_time_count_pos > frame_time_frames_half)
&& ( frame_time_count_med > 1
|| frame_time_count_max > 0)
&& (frame_time_avg > frame_time_limit_mar)
&& (frame_time_delta < frame_time_limit_min)
)
mode = 4;
/* Boost min/med spikes */
else if (
(frame_time_count_pos >= frame_time_frames_half)
&& ( frame_time_count_min > 1
|| frame_time_count_med > 0)
&& (frame_time_count_max == 0)
&& (frame_time_avg > frame_time_limit_mar)
)
mode = 5;
/* Ignore */
else if (
(frame_time_delta > frame_time_target)
&& (frame_time_count_med == 0)
)
mode = -1;
if (mode > 0 && frame_time_avg < frame_time_limit_med)
{
#if FRAME_DELAY_AUTO_DEBUG
RARCH_LOG("[Video]: Frame delay nudge %d by mode %d.\n", frame_time_avg, mode);
#endif
frame_time_avg = frame_time_limit_med;
}
else if (mode < 0)
{
#if FRAME_DELAY_AUTO_DEBUG
RARCH_LOG("[Video]: Frame delay ignore %d.\n", frame_time_avg);
#endif
frame_time_avg = frame_time_target;
}
}
/* Final output decision */
if (frame_time_avg > frame_time_limit_min)
{
uint8_t delay_decrease = 1;
/* Increase decrease the more frame time is off target */
if ( frame_time_avg > frame_time_limit_med
&& video_st->frame_delay_effective > delay_decrease)
{
delay_decrease++;
if ( frame_time_avg > frame_time_limit_max
&& video_st->frame_delay_effective > delay_decrease)
delay_decrease++;
}
vfda->delay_decrease = delay_decrease;
}
vfda->frame_time_avg = frame_time_avg;
vfda->frame_time_target = frame_time_target;
#if FRAME_DELAY_AUTO_DEBUG
if (frame_time_index > frame_time_frames)
RARCH_LOG("[Video]: %5d / pos:%d min:%d med:%d max:%d ign:%d / delta:%5d = %5d %5d %5d %5d %5d %5d %5d %5d\n",
frame_time_avg,
frame_time_count_pos,
frame_time_count_min,
frame_time_count_med,
frame_time_count_max,
frame_time_count_ign,
frame_time_max - frame_time_min,
video_st->frame_time_samples[frame_time_index - 1],
video_st->frame_time_samples[frame_time_index - 2],
video_st->frame_time_samples[frame_time_index - 3],
video_st->frame_time_samples[frame_time_index - 4],
video_st->frame_time_samples[frame_time_index - 5],
video_st->frame_time_samples[frame_time_index - 6],
video_st->frame_time_samples[frame_time_index - 7],
video_st->frame_time_samples[frame_time_index - 8]
);
#endif
}
void video_frame_rest(video_driver_state_t *video_st,
settings_t *settings,
retro_time_t current_time)
{
#ifdef HAVE_MENU
bool menu_is_pausing = settings->bools.menu_pause_libretro && (menu_state_get_ptr()->flags & MENU_ST_FLAG_ALIVE);
#else
bool menu_is_pausing = false;
#endif
runloop_state_t *runloop_st = runloop_state_get_ptr();
retro_time_t latest_time = cpu_features_get_time_usec();
retro_time_t frame_time_delta = latest_time - current_time;
retro_time_t frame_time_target = 1000000.0f / settings->floats.video_refresh_rate;
retro_time_t frame_time = 0;
static retro_time_t after_present = 0;
retro_time_t sleep_max = frame_time_target / 1000 / 2;
retro_time_t sleep = 0;
int frame_time_near_req_count = ceil(settings->floats.video_refresh_rate / 2);
static int frame_time_over_count = 0;
static int frame_time_near_count = 0;
static int frame_time_try_count = 0;
double video_stddev = 0;
audio_statistics_t audio_stats = {0};
/* Must require video and audio deviation standards */
video_monitor_fps_statistics(NULL, &video_stddev, NULL);
audio_compute_buffer_statistics(&audio_stats);
/* Don't care about deviations when core is not running */
if ( (runloop_st->flags & RUNLOOP_FLAG_PAUSED)
|| !(runloop_st->flags & RUNLOOP_FLAG_CORE_RUNNING)
|| menu_is_pausing)
video_stddev = audio_stats.std_deviation_percentage = 0;
/* Compare to previous timestamp */
frame_time = latest_time - after_present;
/* Count running timers */
if (frame_time > frame_time_target)
frame_time_over_count++;
else if (frame_time < frame_time_target)
frame_time_over_count--;
#if !defined(DJGPP) && defined(__STDC_C99__) || defined(__STDC_C11__)
if (llabs(frame_time - frame_time_target) < frame_time_target * 1.002f - frame_time_target)
#else
if (labs(frame_time - frame_time_target) < frame_time_target * 1.002f - frame_time_target)
#endif
frame_time_near_count++;
else
frame_time_near_count--;
/* Take new timestamp */
after_present = latest_time;
/* Ignore unreasonable frame times */
if ( frame_time < frame_time_target / 2
|| frame_time > frame_time_target * 2)
return;
/* Carry the extra */
frame_time_delta -= frame_time_target - frame_time;
sleep = (frame_time_delta > 0) ? frame_time_delta : 0;
/* No rest with bogus values */
if ( sleep < 0
|| ( frame_time_target < frame_time_delta
&& frame_time_target < frame_time))
sleep = 0;
/* Reset over the target counter */
if (!sleep)
frame_time_over_count = 0;
frame_time_try_count++;
if ( frame_time_try_count > frame_time_near_req_count * 2
|| frame_time_try_count < frame_time_near_count)
frame_time_over_count = frame_time_near_count = frame_time_try_count = 0;
/* Increase */
if (sleep
&& (frame_time_over_count < 2)
&& (video_stddev * 100.0f < 25.00f)
&& (audio_stats.std_deviation_percentage < 25.00f)
&& (frame_time_near_count > frame_time_try_count / 2)
&& (frame_time_near_count > frame_time_near_req_count)
)
{
#if FRAME_REST_DEBUG
RARCH_LOG("+ frame=%5d delta=%5d sleep=%2d over=%3d near=%3d try=%3d\n", frame_time, frame_time_delta, video_st->frame_rest, frame_time_over_count, frame_time_near_count, frame_time_try_count);
#endif
video_st->frame_rest++;
frame_time_over_count = frame_time_near_count = frame_time_try_count = 0;
}
/* Decrease */
else if ( sleep
&& frame_time_over_count != 0
&& frame_time_try_count > 10
&& ( (frame_time_near_count < -2 && -frame_time_near_count > frame_time_try_count)
|| (frame_time_over_count > frame_time_near_req_count / 2)
|| (frame_time_over_count < -(frame_time_near_req_count / 2))
)
)
{
#if FRAME_REST_DEBUG
RARCH_LOG("- frame=%5d delta=%5d sleep=%2d over=%3d near=%3d try=%3d\n", frame_time, frame_time_delta, video_st->frame_rest, frame_time_over_count, frame_time_near_count, frame_time_try_count);
#endif
if (video_st->frame_rest)
video_st->frame_rest--;
frame_time_over_count = frame_time_near_count = frame_time_try_count = 0;
}
/* Limit to maximum sleep */
if (video_st->frame_rest > sleep_max)
video_st->frame_rest = sleep_max;
#if FRAME_REST_DEBUG
RARCH_LOG(" frame=%5d delta=%5d sleep=%2d over=%3d near=%3d try=%3d %f %f\n", frame_time, frame_time_delta, video_st->frame_rest, frame_time_over_count, frame_time_near_count, frame_time_try_count, video_stddev, audio_stats.std_deviation_percentage);
#endif
/* Do what is promised and add to statistics */
if (video_st->frame_rest > 0)
{
if (!menu_is_pausing)
video_st->frame_rest_time_count += video_st->frame_rest * 1000;
retro_sleep(video_st->frame_rest);
}
}
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