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c9ed624078
RetroArch/menu/menu_display.c
twinaphex c9ed624078 Create menu_display_set_alpha
2016-04-21 04:34:02 +02:00

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2011-2016 - 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 <time.h>
#include <retro_assert.h>
#include <queues/message_queue.h>
#include <retro_miscellaneous.h>
#include <formats/image.h>
#include <string/stdstring.h>
#include "../config.def.h"
#include "../retroarch.h"
#include "../configuration.h"
#include "../runloop.h"
#include "../libretro_version_1.h"
#include "../gfx/video_thread_wrapper.h"
#include "../verbosity.h"
#include "menu_driver.h"
#include "menu_animation.h"
#include "menu_display.h"
#ifdef HAVE_THREADS
#include "../gfx/video_thread_wrapper.h"
#endif
uintptr_t menu_display_white_texture;
static menu_display_ctx_driver_t *menu_display_ctx_drivers[] = {
#ifdef HAVE_D3D
&menu_display_ctx_d3d,
#endif
#ifdef HAVE_OPENGL
&menu_display_ctx_gl,
#endif
#ifdef HAVE_VULKAN
&menu_display_ctx_vulkan,
#endif
&menu_display_ctx_null,
NULL,
};
static const char *menu_video_get_ident(void)
{
#ifdef HAVE_THREADS
settings_t *settings = config_get_ptr();
if (settings->video.threaded)
return rarch_threaded_video_get_ident();
#endif
return video_driver_get_ident();
}
static bool menu_display_check_compatibility(
enum menu_display_driver_type type)
{
const char *video_driver = menu_video_get_ident();
switch (type)
{
case MENU_VIDEO_DRIVER_GENERIC:
return true;
case MENU_VIDEO_DRIVER_OPENGL:
if (string_is_equal(video_driver, "gl"))
return true;
break;
case MENU_VIDEO_DRIVER_VULKAN:
if (string_is_equal(video_driver, "vulkan"))
return true;
break;
case MENU_VIDEO_DRIVER_DIRECT3D:
if (string_is_equal(video_driver, "d3d"))
return true;
break;
}
return false;
}
static void menu_display_timedate(void *data)
{
time_t time_;
menu_display_ctx_datetime_t *datetime =
(menu_display_ctx_datetime_t *)data;
if (!datetime)
return;
time(&time_);
switch (datetime->time_mode)
{
case 0: /* Date and time */
strftime(datetime->s, datetime->len,
"%Y-%m-%d %H:%M:%S", localtime(&time_));
break;
case 1: /* Date */
strftime(datetime->s, datetime->len,
"%Y-%m-%d", localtime(&time_));
break;
case 2: /* Time */
strftime(datetime->s, datetime->len,
"%H:%M:%S", localtime(&time_));
break;
case 3: /* Time (hours-minutes) */
strftime(datetime->s, datetime->len,
"%H:%M", localtime(&time_));
break;
case 4: /* Date and time, without year and seconds */
strftime(datetime->s, datetime->len,
"%d/%m %H:%M", localtime(&time_));
break;
}
}
bool menu_display_ctl(enum menu_display_ctl_state state, void *data)
{
unsigned width, height;
static gfx_coord_array_t menu_disp_ca;
static unsigned menu_display_framebuf_width = 0;
static unsigned menu_display_framebuf_height = 0;
static size_t menu_display_framebuf_pitch = 0;
static int menu_display_font_size = 0;
static unsigned menu_display_header_height = 0;
static bool menu_display_msg_force = false;
static bool menu_display_font_alloc_framebuf = false;
static bool menu_display_framebuf_dirty = false;
static const uint8_t *menu_display_font_framebuf = NULL;
static void *menu_display_font_buf = NULL;
static msg_queue_t *menu_display_msg_queue = NULL;
static menu_display_ctx_driver_t *menu_disp = NULL;
settings_t *settings = config_get_ptr();
switch (state)
{
case MENU_DISPLAY_CTL_BLEND_BEGIN:
if (!menu_disp || !menu_disp->blend_begin)
return false;
menu_disp->blend_begin();
break;
case MENU_DISPLAY_CTL_BLEND_END:
if (!menu_disp || !menu_disp->blend_end)
return false;
menu_disp->blend_end();
break;
case MENU_DISPLAY_CTL_FONT_MAIN_DEINIT:
if (menu_display_font_buf)
font_driver_free(menu_display_font_buf);
menu_display_font_buf = NULL;
menu_display_font_size = 0;
break;
case MENU_DISPLAY_CTL_FONT_MAIN_INIT:
{
menu_display_ctx_font_t *font = (menu_display_ctx_font_t*)data;
menu_display_ctl(MENU_DISPLAY_CTL_FONT_MAIN_DEINIT, NULL);
if (!font || !menu_disp)
return false;
if (!menu_disp->font_init_first)
return false;
if (!menu_disp->font_init_first(&menu_display_font_buf,
video_driver_get_ptr(false),
font->path, font->size))
return false;
menu_display_font_size = font->size;
}
break;
case MENU_DISPLAY_CTL_FONT_BIND_BLOCK:
font_driver_bind_block(menu_display_font_buf, data);
break;
case MENU_DISPLAY_CTL_FONT_FLUSH_BLOCK:
if (!menu_display_font_buf)
return false;
font_driver_flush(menu_display_font_buf);
font_driver_bind_block(menu_display_font_buf, NULL);
break;
case MENU_DISPLAY_CTL_FRAMEBUF_DEINIT:
menu_display_framebuf_width = 0;
menu_display_framebuf_height = 0;
menu_display_framebuf_pitch = 0;
break;
case MENU_DISPLAY_CTL_DEINIT:
if (menu_display_msg_queue)
msg_queue_free(menu_display_msg_queue);
gfx_coord_array_free(&menu_disp_ca);
menu_display_msg_queue = NULL;
menu_display_msg_force = false;
menu_display_header_height = 0;
menu_disp = NULL;
menu_animation_ctl(MENU_ANIMATION_CTL_DEINIT, NULL);
menu_display_ctl(MENU_DISPLAY_CTL_FRAMEBUF_DEINIT, NULL);
break;
case MENU_DISPLAY_CTL_INIT:
retro_assert(menu_display_msg_queue = msg_queue_new(8));
menu_disp_ca.allocated = 0;
break;
case MENU_DISPLAY_CTL_COORDS_ARRAY_RESET:
menu_disp_ca.coords.vertices = 0;
break;
case MENU_DISPLAY_CTL_COORDS_ARRAY_GET:
{
void **ptr = (void**)data;
if (!ptr)
return false;
*ptr = &menu_disp_ca;
}
break;
case MENU_DISPLAY_CTL_SET_STUB_DRAW_FRAME:
break;
case MENU_DISPLAY_CTL_UNSET_STUB_DRAW_FRAME:
break;
case MENU_DISPLAY_CTL_FONT_BUF:
{
void **ptr = (void**)data;
if (!ptr)
return false;
*ptr = menu_display_font_buf;
}
break;
case MENU_DISPLAY_CTL_SET_FONT_BUF:
{
void **ptr = (void**)data;
if (!ptr)
return false;
menu_display_font_buf = *ptr;
}
break;
case MENU_DISPLAY_CTL_FONT_FB:
{
uint8_t **ptr = (uint8_t**)data;
if (!ptr)
return false;
*ptr = (uint8_t*)menu_display_font_framebuf;
}
break;
case MENU_DISPLAY_CTL_SET_FONT_FB:
{
uint8_t **ptr = (uint8_t**)data;
if (!ptr)
return false;
menu_display_font_framebuf = *ptr;
}
break;
case MENU_DISPLAY_CTL_LIBRETRO_RUNNING:
if (!settings->menu.pause_libretro)
if (rarch_ctl(RARCH_CTL_IS_INITED, NULL)
&& !rarch_ctl(RARCH_CTL_IS_DUMMY_CORE, NULL))
return true;
return false;
case MENU_DISPLAY_CTL_LIBRETRO:
video_driver_set_texture_enable(true, false);
if (menu_display_ctl(MENU_DISPLAY_CTL_LIBRETRO_RUNNING, NULL))
{
bool libretro_input_is_blocked =
input_driver_ctl(
RARCH_INPUT_CTL_IS_LIBRETRO_INPUT_BLOCKED, NULL);
if (!libretro_input_is_blocked)
input_driver_ctl(
RARCH_INPUT_CTL_SET_LIBRETRO_INPUT_BLOCKED, NULL);
core_ctl(CORE_CTL_RETRO_RUN, NULL);
input_driver_ctl(
RARCH_INPUT_CTL_UNSET_LIBRETRO_INPUT_BLOCKED, NULL);
return true;
}
return video_driver_ctl(RARCH_DISPLAY_CTL_CACHED_FRAME_RENDER, NULL);
case MENU_DISPLAY_CTL_SET_WIDTH:
{
unsigned *ptr = (unsigned*)data;
if (!ptr)
return false;
menu_display_framebuf_width = *ptr;
}
break;
case MENU_DISPLAY_CTL_WIDTH:
{
unsigned *ptr = (unsigned*)data;
if (!ptr)
return false;
*ptr = menu_display_framebuf_width;
}
break;
case MENU_DISPLAY_CTL_HEIGHT:
{
unsigned *ptr = (unsigned*)data;
if (!ptr)
return false;
*ptr = menu_display_framebuf_height;
}
break;
case MENU_DISPLAY_CTL_HEADER_HEIGHT:
{
unsigned *ptr = (unsigned*)data;
if (!ptr)
return false;
*ptr = menu_display_header_height;
}
break;
case MENU_DISPLAY_CTL_SET_HEADER_HEIGHT:
{
unsigned *ptr = (unsigned*)data;
if (!ptr)
return false;
menu_display_header_height = *ptr;
}
break;
case MENU_DISPLAY_CTL_FONT_SIZE:
{
unsigned *ptr = (unsigned*)data;
if (!ptr)
return false;
*ptr = menu_display_font_size;
}
break;
case MENU_DISPLAY_CTL_SET_FONT_SIZE:
{
unsigned *ptr = (unsigned*)data;
if (!ptr)
return false;
menu_display_font_size = *ptr;
}
break;
case MENU_DISPLAY_CTL_SET_HEIGHT:
{
unsigned *ptr = (unsigned*)data;
if (!ptr)
return false;
menu_display_framebuf_height = *ptr;
}
break;
case MENU_DISPLAY_CTL_FB_PITCH:
{
size_t *ptr = (size_t*)data;
if (!ptr)
return false;
*ptr = menu_display_framebuf_pitch;
}
break;
case MENU_DISPLAY_CTL_SET_FB_PITCH:
{
size_t *ptr = (size_t*)data;
if (!ptr)
return false;
menu_display_framebuf_pitch = *ptr;
}
break;
case MENU_DISPLAY_CTL_MSG_FORCE:
{
bool *ptr = (bool*)data;
if (!ptr)
return false;
*ptr = menu_display_msg_force;
}
break;
case MENU_DISPLAY_CTL_SET_MSG_FORCE:
{
bool *ptr = (bool*)data;
if (!ptr)
return false;
menu_display_msg_force = *ptr;
}
break;
case MENU_DISPLAY_CTL_FONT_DATA_INIT:
{
bool *ptr = (bool*)data;
if (!ptr)
return false;
*ptr = menu_display_font_alloc_framebuf;
}
return true;
case MENU_DISPLAY_CTL_SET_FONT_DATA_INIT:
{
bool *ptr = (bool*)data;
if (!ptr)
return false;
menu_display_font_alloc_framebuf = *ptr;
}
break;
case MENU_DISPLAY_CTL_UPDATE_PENDING:
{
if (menu_animation_ctl(MENU_ANIMATION_CTL_IS_ACTIVE, NULL))
return true;
if (menu_display_ctl(
MENU_DISPLAY_CTL_GET_FRAMEBUFFER_DIRTY_FLAG, NULL))
return true;
}
return false;
case MENU_DISPLAY_CTL_SET_VIEWPORT:
video_driver_get_size(&width, &height);
video_driver_set_viewport(width,
height, true, false);
break;
case MENU_DISPLAY_CTL_UNSET_VIEWPORT:
video_driver_get_size(&width, &height);
video_driver_set_viewport(width,
height, false, true);
break;
case MENU_DISPLAY_CTL_GET_FRAMEBUFFER_DIRTY_FLAG:
return menu_display_framebuf_dirty;
case MENU_DISPLAY_CTL_SET_FRAMEBUFFER_DIRTY_FLAG:
menu_display_framebuf_dirty = true;
break;
case MENU_DISPLAY_CTL_UNSET_FRAMEBUFFER_DIRTY_FLAG:
menu_display_framebuf_dirty = false;
break;
case MENU_DISPLAY_CTL_GET_DPI:
{
gfx_ctx_metrics_t metrics;
float *dpi = (float*)data;
*dpi = menu_dpi_override_value;
if (!settings)
return true;
metrics.type = DISPLAY_METRIC_DPI;
metrics.value = dpi;
if (settings->menu.dpi.override_enable)
*dpi = settings->menu.dpi.override_value;
else if (!gfx_ctx_ctl(GFX_CTL_GET_METRICS, &metrics) || !*dpi)
*dpi = menu_dpi_override_value;
}
break;
case MENU_DISPLAY_CTL_INIT_FIRST_DRIVER:
{
unsigned i;
for (i = 0; menu_display_ctx_drivers[i]; i++)
{
if (!menu_display_check_compatibility(
menu_display_ctx_drivers[i]->type))
continue;
RARCH_LOG("Found menu display driver: \"%s\".\n",
menu_display_ctx_drivers[i]->ident);
menu_disp = menu_display_ctx_drivers[i];
return true;
}
}
return false;
case MENU_DISPLAY_CTL_RESTORE_CLEAR_COLOR:
if (!menu_disp || !menu_disp->restore_clear_color)
return false;
menu_disp->restore_clear_color();
break;
case MENU_DISPLAY_CTL_CLEAR_COLOR:
if (!menu_disp || !menu_disp->clear_color)
return false;
menu_disp->clear_color((menu_display_ctx_clearcolor_t*)data);
break;
case MENU_DISPLAY_CTL_DRAW:
{
menu_display_ctx_draw_t *draw = (menu_display_ctx_draw_t*)data;
if (!menu_disp || !draw || !menu_disp->draw)
return false;
/* TODO - edge case */
if (draw->height <= 0)
draw->height = 1;
menu_disp->draw(draw);
}
break;
case MENU_DISPLAY_CTL_DRAW_BG:
{
struct gfx_coords coords;
const float *new_vertex = NULL;
const float *new_tex_coord = NULL;
menu_display_ctx_draw_t *draw = (menu_display_ctx_draw_t*)data;
if (!menu_disp || !draw)
return false;
new_vertex = draw->vertex;
new_tex_coord = draw->tex_coord;
if (!new_vertex)
new_vertex = menu_disp->get_default_vertices();
if (!new_tex_coord)
new_tex_coord = menu_disp->get_default_tex_coords();
coords.vertices = draw->vertex_count;
coords.vertex = new_vertex;
coords.tex_coord = new_tex_coord;
coords.lut_tex_coord = new_tex_coord;
coords.color = (const float*)draw->color;
draw->coords = &coords;
if (!draw->texture)
draw->texture = menu_display_white_texture;
draw->matrix_data = (math_matrix_4x4*)menu_disp->get_default_mvp();
menu_display_ctl(MENU_DISPLAY_CTL_DRAW, draw);
}
break;
case MENU_DISPLAY_CTL_DRAW_GRADIENT:
{
menu_display_ctx_draw_t *draw = (menu_display_ctx_draw_t*)data;
float bg[16] = {
1, 0, 0.1, 1,
1, 0.1, 0, 1,
0.05, 0, 0.05, 1,
0.05, 0, 0.05, 1
};
bg[3] = draw->color[3];
bg[7] = draw->color[7];
bg[11] = draw->color[11];
bg[15] = draw->color[15];
draw->color = bg;
draw->texture = 0;
draw->x = 0;
draw->y = 0;
menu_display_ctl(MENU_DISPLAY_CTL_DRAW_BG, draw);
}
break;
case MENU_DISPLAY_CTL_DRAW_RIBBON:
{
menu_display_ctx_draw_t *draw = (menu_display_ctx_draw_t*)data;
struct uniform_info uniform_param = {0};
static float t = 0;
video_shader_ctx_info_t shader_info;
gfx_coord_array_t *ca = NULL;
menu_display_ctl(MENU_DISPLAY_CTL_COORDS_ARRAY_GET, &ca);
menu_display_ctl(MENU_DISPLAY_CTL_DRAW_GRADIENT, draw);
draw->x = 0;
draw->y = 0;
draw->coords = (struct gfx_coords*)(&ca->coords);
draw->matrix_data = NULL;
#if defined(HAVE_GLSL) || defined(HAVE_CG) || defined(HAVE_HLSL)
shader_info.data = NULL;
shader_info.idx = VIDEO_SHADER_MENU;
video_shader_driver_ctl(SHADER_CTL_USE, &shader_info);
t += 0.01;
uniform_param.enabled = true;
uniform_param.lookup.enable = true;
uniform_param.lookup.add_prefix = true;
uniform_param.lookup.idx = VIDEO_SHADER_MENU;
uniform_param.lookup.type = SHADER_PROGRAM_VERTEX;
uniform_param.type = UNIFORM_1F;
uniform_param.lookup.ident = "time";
uniform_param.result.f.v0 = t;
video_shader_driver_ctl(SHADER_CTL_SET_PARAMETER, &uniform_param);
#endif
menu_display_ctl(MENU_DISPLAY_CTL_DRAW, draw);
}
break;
case MENU_DISPLAY_CTL_ROTATE_Z:
{
math_matrix_4x4 matrix_rotated, matrix_scaled;
math_matrix_4x4 *b = NULL;
menu_display_ctx_rotate_draw_t *draw =
(menu_display_ctx_rotate_draw_t*)data;
if (!draw || !menu_disp || !menu_disp->get_default_mvp)
return false;
b = (math_matrix_4x4*)menu_disp->get_default_mvp();
matrix_4x4_rotate_z(&matrix_rotated, draw->rotation);
matrix_4x4_multiply(draw->matrix, &matrix_rotated, b);
if (!draw->scale_enable)
return false;
matrix_4x4_scale(&matrix_scaled,
draw->scale_x, draw->scale_y, draw->scale_z);
matrix_4x4_multiply(draw->matrix, &matrix_scaled, draw->matrix);
}
break;
case MENU_DISPLAY_CTL_TEX_COORDS_GET:
{
menu_display_ctx_coord_draw_t *draw =
(menu_display_ctx_coord_draw_t*)data;
if (!draw)
return false;
if (!menu_disp || !menu_disp->get_default_tex_coords)
return false;
draw->ptr = menu_disp->get_default_tex_coords();
}
break;
case MENU_DISPLAY_CTL_TIMEDATE:
menu_display_timedate(data);
break;
case MENU_DISPLAY_CTL_NONE:
default:
break;
}
return true;
}
void menu_display_handle_wallpaper_upload(void *task_data,
void *user_data, const char *err)
{
menu_ctx_load_image_t load_image_info;
struct texture_image *img = (struct texture_image*)task_data;
load_image_info.data = img;
load_image_info.type = MENU_IMAGE_WALLPAPER;
menu_driver_ctl(RARCH_MENU_CTL_LOAD_IMAGE, &load_image_info);
video_texture_image_free(img);
free(img);
}
void menu_display_allocate_white_texture(void)
{
struct texture_image ti;
static const uint8_t white_data[] = { 0xff, 0xff, 0xff, 0xff };
ti.width = 1;
ti.height = 1;
ti.pixels = (uint32_t*)&white_data;
video_driver_texture_load(&ti,
TEXTURE_FILTER_NEAREST, &menu_display_white_texture);
}
void menu_display_draw_cursor(
float *color, float cursor_size, uintptr_t texture,
float x, float y, unsigned width, unsigned height)
{
menu_display_ctx_draw_t draw;
struct gfx_coords coords;
coords.vertices = 4;
coords.vertex = NULL;
coords.tex_coord = NULL;
coords.lut_tex_coord = NULL;
coords.color = (const float*)color;
menu_display_ctl(MENU_DISPLAY_CTL_BLEND_BEGIN, NULL);
draw.x = x - (cursor_size / 2);
draw.y = (int)height - y - (cursor_size / 2);
draw.width = cursor_size;
draw.height = cursor_size;
draw.coords = &coords;
draw.matrix_data = NULL;
draw.texture = texture;
draw.prim_type = MENU_DISPLAY_PRIM_TRIANGLESTRIP;
menu_display_ctl(MENU_DISPLAY_CTL_DRAW, &draw);
menu_display_ctl(MENU_DISPLAY_CTL_BLEND_END, NULL);
}
static INLINE float menu_display_scalef(float val,
float oldmin, float oldmax, float newmin, float newmax)
{
return (((val - oldmin) * (newmax - newmin)) / (oldmax - oldmin)) + newmin;
}
static INLINE float menu_display_randf(float min, float max)
{
return (rand() * ((max - min) / RAND_MAX)) + min;
}
void menu_display_push_quad(
unsigned width, unsigned height,
const float *colors, int x1, int y1,
int x2, int y2)
{
menu_display_ctx_coord_draw_t coord_draw;
gfx_coords_t coords;
float vertex[8];
gfx_coord_array_t *ca = NULL;
menu_display_ctl(MENU_DISPLAY_CTL_COORDS_ARRAY_GET, &ca);
vertex[0] = x1 / (float)width;
vertex[1] = y1 / (float)height;
vertex[2] = x2 / (float)width;
vertex[3] = y1 / (float)height;
vertex[4] = x1 / (float)width;
vertex[5] = y2 / (float)height;
vertex[6] = x2 / (float)width;
vertex[7] = y2 / (float)height;
coord_draw.ptr = NULL;
menu_display_ctl(MENU_DISPLAY_CTL_TEX_COORDS_GET, &coord_draw);
coords.color = colors;
coords.vertex = vertex;
coords.tex_coord = coord_draw.ptr;
coords.lut_tex_coord = coord_draw.ptr;
coords.vertices = 3;
gfx_coord_array_append(ca, &coords, 3);
coords.color += 4;
coords.vertex += 2;
coords.tex_coord += 2;
coords.lut_tex_coord += 2;
gfx_coord_array_append(ca, &coords, 3);
}
#define PARTICLES_COUNT 100
void menu_display_snow(int width, int height)
{
struct display_particle
{
float x, y;
float xspeed, yspeed;
float alpha;
bool alive;
};
static struct display_particle particles[PARTICLES_COUNT];
static bool initialized = false;
static int timeout = 0;
unsigned i, max_gen = 2;
if (!initialized)
{
memset(particles, 0, sizeof(particles));
initialized = true;
}
for (i = 0; i < PARTICLES_COUNT; ++i)
{
struct display_particle *p = (struct display_particle*)&particles[i];
if (!p)
return;
if (p->alive)
{
int16_t mouse_x = menu_input_mouse_state(MENU_MOUSE_X_AXIS);
p->y += p->yspeed;
p->x += menu_display_scalef(mouse_x, 0, width, -0.3, 0.3);
p->x += p->xspeed;
p->alive = p->y >= 0 && p->y < height
&& p->x >= 0 && p->x < width;
}
else if (max_gen > 0 && timeout <= 0)
{
p->xspeed = menu_display_randf(-0.2, 0.2);
p->yspeed = menu_display_randf(1, 2);
p->y = 0;
p->x = rand() % width;
p->alpha = (float)rand() / (float)RAND_MAX;
p->alive = true;
max_gen--;
}
}
if (max_gen == 0)
timeout = 3;
else
timeout--;
for (i = 0; i < PARTICLES_COUNT; ++i)
{
unsigned j;
float alpha;
float colors[16];
struct display_particle *p = &particles[i];
if (!p)
return;
if (!p->alive)
continue;
alpha = menu_display_randf(0, 100) > 90 ? p->alpha/2 : p->alpha;
for (j = 0; j < 16; j++)
{
colors[j] = 1;
if (j == 3 || j == 7 || j == 11 || j == 15)
colors[j] = alpha;
}
menu_display_push_quad(width, height,
colors, p->x-2, p->y-2, p->x+2, p->y+2);
j++;
}
}
void menu_display_draw_text(const char *msg,
int width, int height, struct font_params *params)
{
void *fb_buf = NULL;
params->x = params->x;
params->y = params->y;
menu_display_ctl(MENU_DISPLAY_CTL_FONT_BUF, &fb_buf);
video_driver_set_osd_msg(msg, params, fb_buf);
}
void menu_display_set_alpha(float *color, float alpha_value)
{
if (!color)
return;
color[3] = color[7] = color[11] = color[15] = alpha_value;
}
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