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RetroArch/menu/drivers/zarch.c

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2011-2016 - Higor Euripedes
* Copyright (C) 2011-2016 - Daniel De Matteis
* Copyright (C) 2014-2015 - Jean-André Santoni
*
* 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 <stdint.h>
#include <stdlib.h>
#include <stddef.h>
#include <stdio.h>
#include <string.h>
#include <limits.h>
#include <file/file_path.h>
#include <lists/dir_list.h>
#include <compat/posix_string.h>
#include <gfx/math/matrix_4x4.h>
#include <string/stdstring.h>
#include <formats/image.h>
#include <compat/strl.h>
#include <retro_stat.h>
#include <string/stdstring.h>
#include "menu_generic.h"
#include "../../config.def.h"
#include "../../list_special.h"
#include "../../file_path_special.h"
#include "../menu_driver.h"
#include "../menu_animation.h"
#include "../widgets/menu_entry.h"
#include "../menu_display.h"
#include "../menu_navigation.h"
#include "../../retroarch.h"
#include "../../gfx/font_driver.h"
#include "../../core_info.h"
#include "../../configuration.h"
#include "../../runloop.h"
#include "../../verbosity.h"
#include "../../tasks/tasks_internal.h"
#define ZUI_FG_NORMAL (~0)
#define ZUI_ITEM_SIZE_PX 54
enum zarch_zui_input_state
{
MENU_ZARCH_MOUSE_X = 0,
MENU_ZARCH_MOUSE_Y,
MENU_POINTER_ZARCH_X,
MENU_POINTER_ZARCH_Y,
MENU_ZARCH_PRESSED
};
enum zarch_layout_type
{
LAY_HOME = 0,
LAY_PICK_CORE,
LAY_SETTINGS
};
static const float zui_bg_panel[] = {
0, 0, 0, 0.25,
0, 0, 0, 0.25,
0, 0, 0, 0.25,
0, 0, 0, 0.25,
};
static const float zui_bg_screen[] = {
0.07, 0.19, 0.26, 0.75,
0.07, 0.19, 0.26, 0.75,
0.15, 0.31, 0.47, 0.75,
0.15, 0.31, 0.47, 0.75,
};
static const float zui_bg_hilite[] = {
0.22, 0.60, 0.74, 1,
0.22, 0.60, 0.74, 1,
0.22, 0.60, 0.74, 1,
0.22, 0.60, 0.74, 1,
};
static const float zui_bg_pad_hilite[] = {
0.30, 0.76, 0.93, 1,
0.30, 0.76, 0.93, 1,
0.30, 0.76, 0.93, 1,
0.30, 0.76, 0.93, 1,
};
typedef struct zarch_handle
{
enum menu_action action;
bool rendering;
math_matrix_4x4 mvp;
unsigned width;
unsigned height;
video_font_raster_block_t tmp_block;
unsigned hash;
struct {
unsigned active;
unsigned hot;
} item;
struct
{
int wheel;
} mouse;
/* LAY_ROOT's "Load" file browser */
struct string_list *load_dlist;
char *load_cwd;
int load_dlist_first;
struct
{
menu_texture_item bg;
} textures;
/* LAY_ROOT's "Recent" */
int recent_dlist_first;
/* LAY_PICK_CORE */
int pick_first;
char pick_content[PATH_MAX_LENGTH];
const core_info_t *pick_cores;
size_t pick_supported;
void *font;
int font_size;
int header_height;
unsigned next_id;
unsigned prev_id;
bool next_selection_set;
} zui_t;
struct zui_tabbed
{
unsigned prev_id;
unsigned active_id;
unsigned next_id;
int x, y;
int width;
int height; /* unused */
int tabline_size;
bool update_width;
bool vertical;
int tab_width;
unsigned tab_selection;
bool inited;
};
static enum zarch_layout_type zarch_layout = LAY_HOME;
static float zarch_zui_strwidth(void *fb_buf, const char *text, float scale)
{
return font_driver_get_message_width(fb_buf, text, strlen(text), scale);
}
static int16_t zarch_zui_input_state(zui_t *zui, enum zarch_zui_input_state state)
{
switch (state)
{
case MENU_ZARCH_MOUSE_X:
return menu_input_mouse_state(MENU_MOUSE_X_AXIS);
case MENU_ZARCH_MOUSE_Y:
return menu_input_mouse_state(MENU_MOUSE_Y_AXIS);
case MENU_POINTER_ZARCH_X:
return menu_input_pointer_state(MENU_POINTER_X_AXIS);
case MENU_POINTER_ZARCH_Y:
return menu_input_pointer_state(MENU_POINTER_Y_AXIS);
case MENU_ZARCH_PRESSED:
if ( menu_input_mouse_state(MENU_MOUSE_LEFT_BUTTON)
|| menu_input_pointer_state(MENU_POINTER_PRESSED))
return 1;
if (zui->action == MENU_ACTION_OK)
return 1;
break;
}
return 0;
}
static bool zarch_zui_check_button_down(zui_t *zui,
unsigned id, int x1, int y1, int x2, int y2)
{
menu_input_ctx_hitbox_t hitbox;
hitbox.x1 = x1;
hitbox.x2 = x2;
hitbox.y1 = y1;
hitbox.y2 = y2;
if (menu_input_mouse_check_vector_inside_hitbox(&hitbox))
zui->item.hot = id;
if ( zui->item.hot == id
&& zarch_zui_input_state(zui, MENU_ZARCH_PRESSED))
{
zui->item.active = id;
return true;
}
return false;
}
static bool zarch_zui_check_button_up(zui_t *zui,
unsigned id, int x1, int y1, int x2, int y2)
{
menu_input_ctx_hitbox_t hitbox;
bool result = false;
hitbox.x1 = x1;
hitbox.x2 = x2;
hitbox.y1 = y1;
hitbox.y2 = y2;
if (menu_input_mouse_check_vector_inside_hitbox(&hitbox))
zui->item.hot = id;
if ( zui->item.active == id
&& !zarch_zui_input_state(zui, MENU_ZARCH_PRESSED))
{
if (zui->item.hot == id)
result = true;
zui->item.active = 0;
}
zarch_zui_check_button_down(zui, id, x1, y1, x2, y2);
return result;
}
static unsigned zarch_zui_hash(zui_t *zui, const char *s)
{
unsigned hval = zui->hash;
while(*s != 0)
{
hval+=*s++;
hval+=(hval<<10);
hval^=(hval>>6);
hval+=(hval<<3);
hval^=(hval>>11);
hval+=(hval<<15);
}
return zui->hash = hval;
}
static void zarch_zui_draw_text(zui_t *zui,
uint32_t color, int x, int y, const char *text)
{
struct font_params params;
if (!zui || !zui->font || string_is_empty(text))
return;
/* need to use height-y because the font renderer
* uses a different model-view-projection (MVP). */
params.x = x / (float)zui->width;
params.y = (zui->height - y) / (float)zui->height;
params.scale = 1.0f;
params.drop_mod = 0.0f;
params.drop_x = 0.0f;
params.drop_y = 0.0f;
params.color = color;
params.full_screen = true;
params.text_align = TEXT_ALIGN_LEFT;
video_driver_set_osd_msg(text, &params, zui->font);
}
static bool zarch_zui_button_full(zui_t *zui,
int x1, int y1, int x2, int y2, const char *label)
{
unsigned id = zarch_zui_hash(zui, label);
bool active = zarch_zui_check_button_up(zui, id, x1, y1, x2, y2);
const float *bg = zui_bg_panel;
if (zui->item.active == id || zui->item.hot == id)
bg = zui_bg_hilite;
menu_display_push_quad(zui->width, zui->height, bg, x1, y1, x2, y2);
zarch_zui_draw_text(zui, ZUI_FG_NORMAL, x1+12, y1 + 41, label);
return active;
}
static bool zarch_zui_button(zui_t *zui, int x1, int y1, const char *label)
{
if (!zui || !zui->font)
return false;
return zarch_zui_button_full(zui, x1, y1, x1
+ zarch_zui_strwidth(zui->font, label, 1.0) + 24, y1 + 64, label);
}
static bool zarch_zui_list_item(video_frame_info_t *video_info,
zui_t *zui, struct zui_tabbed *tab, int x1, int y1,
const char *label, unsigned item_id, const char *entry, bool selected)
{
menu_animation_ctx_ticker_t ticker;
unsigned ticker_size;
char title_buf[PATH_MAX_LENGTH];
unsigned id = zarch_zui_hash(zui, label);
int x2 = x1 + zui->width - 290 - 40;
int y2 = y1 + 50;
bool active = zarch_zui_check_button_up(zui, id, x1, y1, x2, y2);
const float *bg = zui_bg_panel;
uint64_t frame_count = video_info->frame_count;
title_buf[0] = '\0';
if (tab->active_id != tab->prev_id)
tab->prev_id = tab->active_id;
if (selected)
{
zui->next_id = item_id;
zui->next_selection_set = true;
}
/* Set background color */
if (zui->item.active == id || zui->item.hot == id)
bg = zui_bg_hilite;
else if (selected)
bg = zui_bg_pad_hilite;
ticker_size = x2 / 14;
ticker.s = title_buf;
ticker.len = ticker_size;
ticker.idx = frame_count / 50;
ticker.str = label;
ticker.selected = (bg == zui_bg_hilite || bg == zui_bg_pad_hilite);
menu_animation_ticker(&ticker);
menu_display_push_quad(zui->width, zui->height, bg, x1, y1, x2, y2);
zarch_zui_draw_text(zui, ZUI_FG_NORMAL, 12, y1 + 35, title_buf);
if (entry)
zarch_zui_draw_text(zui, ZUI_FG_NORMAL, x2 - 200, y1 + 35, entry);
return active;
}
static void zarch_zui_tabbed_begin(zui_t *zui, struct zui_tabbed *tab, int x, int y)
{
tab->x = x;
tab->y = y;
tab->tabline_size = 60 + 4;
}
static bool zarch_zui_tab(zui_t *zui, struct zui_tabbed *tab,
const char *label, unsigned tab_id)
{
bool active;
int x1, y1, x2, y2;
unsigned id = zarch_zui_hash(zui, label);
int width = tab->tab_width;
const float *bg = zui_bg_panel;
bool selected = tab->tab_selection == tab_id; /* TODO/FIXME */
if (!width)
{
if (!zui->font)
return false;
width = zarch_zui_strwidth(zui->font, label, 1.0) + 24;
}
x1 = tab->x;
y1 = tab->y;
x2 = x1 + width;
y2 = y1 + 60;
active = zarch_zui_check_button_up(zui, id, x1, y1, x2, y2);
tab->prev_id = tab->active_id;
if (zui->item.active == id || tab->active_id == ~0U || !tab->inited)
tab->active_id = id;
else if (id > tab->active_id)
tab->next_id = id;
if (!tab->inited)
tab->inited = true;
if (tab->active_id == id || zui->item.active == id || zui->item.hot == id)
bg = zui_bg_hilite;
else if (selected)
bg = zui_bg_pad_hilite;
menu_display_push_quad(zui->width, zui->height, bg, x1+0, y1+0, x2, y2);
zarch_zui_draw_text(zui, ZUI_FG_NORMAL, x1+12, y1 + 41, label);
if (tab->vertical)
tab->y += y2 - y1;
else
tab->x = x2;
return active || (tab->active_id == id);
}
static void zarch_zui_render_lay_settings(zui_t *zui)
{
int width, x1, y1;
static struct zui_tabbed tabbed = {~0U};
tabbed.vertical = true;
tabbed.tab_width = 100;
zarch_zui_tabbed_begin(zui, &tabbed, zui->width - 100, 20);
width = 290;
x1 = zui->width - width - 20;
y1 = 20;
y1 += 64;
if (zarch_zui_button_full(zui, x1, y1, x1 + width, y1 + 64, "Back"))
zarch_layout = LAY_HOME;
}
static bool zarch_zui_gamepad_input(zui_t *zui,
int *gamepad_index, int *list_first,
unsigned skip)
{
unsigned size = menu_entries_get_size();
unsigned cutoff_point = size - 5;
switch (zui->action)
{
case MENU_ACTION_LEFT:
if (*gamepad_index == 0)
break;
*gamepad_index = *gamepad_index - 5;
if (*gamepad_index < 0)
*gamepad_index = 0;
return true;
case MENU_ACTION_RIGHT:
if (*gamepad_index == (signed)(size-1))
break;
*gamepad_index = *gamepad_index + 5;
if (*gamepad_index > (signed)(size-1))
*gamepad_index = (size -1);
return true;
case MENU_ACTION_UP:
*gamepad_index = *gamepad_index - 1;
if (*gamepad_index < 0) /* and wraparound enabled */
*gamepad_index = size -1;
else if (*gamepad_index >= (signed)cutoff_point) /* if greater than cutoff point,
don't scroll */
return false;
return true;
case MENU_ACTION_DOWN:
*gamepad_index = *gamepad_index + 1;
if (*gamepad_index > (signed)(size - 1)) /* and wraparound enabled */
*gamepad_index = 0;
else if (*gamepad_index >= (signed)cutoff_point) /* if greater than cutoff point,
don't scroll */
return false;
return true;
default:
{
*list_first += zui->mouse.wheel;
if (*list_first < 0)
*list_first = 0;
if (*list_first > (int)cutoff_point)
*list_first = cutoff_point;
*list_first = MIN(MAX(*list_first, 0), cutoff_point - skip);
}
return false;
}
return false;
}
static int zarch_zui_render_lay_root_recent(
video_frame_info_t *video_info,
zui_t *zui, struct zui_tabbed *tabbed)
{
if (zarch_zui_tab(zui, tabbed, "Recent", 0))
{
static int gamepad_index = 0;
unsigned size = menu_entries_get_size();
unsigned i, j = 0;
if (zarch_zui_gamepad_input(zui, &gamepad_index,
&zui->recent_dlist_first, 0))
zui->recent_dlist_first = gamepad_index;
for (i = zui->recent_dlist_first; i < size; ++i)
{
char rich_label[PATH_MAX_LENGTH];
char entry_value[PATH_MAX_LENGTH];
menu_entry_t entry = {{0}};
rich_label[0] = entry_value[0] = '\0';
menu_entry_get(&entry, 0, i, NULL, true);
menu_entry_get_rich_label(i, rich_label, sizeof(rich_label));
menu_entry_get_value(i, NULL, entry_value,sizeof(entry_value));
if (zarch_zui_list_item(
video_info,
zui, tabbed, 0,
tabbed->tabline_size + j * ZUI_ITEM_SIZE_PX,
rich_label, i, entry_value, gamepad_index == (signed)i))
{
if (menu_entry_action(&entry, i, MENU_ACTION_OK))
return 1;
}
j++;
}
}
return 0;
}
static void zarch_zui_render_lay_root_load_free(zui_t *zui)
{
if (!zui)
return;
free(zui->load_cwd);
dir_list_free(zui->load_dlist);
zui->load_cwd = NULL;
zui->load_dlist = NULL;
}
static void zarch_zui_render_lay_root_load_set_new_path(zui_t *zui,
const char *newpath)
{
if (!zui)
return;
free(zui->load_cwd);
zui->load_cwd = strdup(newpath);
dir_list_free(zui->load_dlist);
zui->load_dlist = NULL;
}
static int zarch_zui_render_lay_root_load(
video_frame_info_t *video_info,
zui_t *zui,
struct zui_tabbed *tabbed)
{
char parent_dir[PATH_MAX_LENGTH];
settings_t *settings = config_get_ptr();
core_info_list_t *list = NULL;
parent_dir[0] = '\0';
if (zarch_zui_tab(zui, tabbed, "Load", 1))
{
unsigned cwd_offset;
if (!zui->load_cwd)
zui->load_cwd = strdup(settings->directory.menu_content);
if (!zui->load_dlist)
{
core_info_t *core_info = NULL;
core_info_get_current_core(&core_info);
zui->load_dlist = dir_list_new(zui->load_cwd,
core_info->supported_extensions, true, true, false, true);
dir_list_sort(zui->load_dlist, true);
zui->load_dlist_first = 0;
}
cwd_offset = MIN(strlen(zui->load_cwd), 60);
zarch_zui_draw_text(zui, ZUI_FG_NORMAL, 15,
tabbed->tabline_size + 5 + 41,
&zui->load_cwd[strlen(zui->load_cwd) - cwd_offset]);
if (zarch_zui_button(zui, zui->width - 290 - 129,
tabbed->tabline_size + 5, "Home"))
zarch_zui_render_lay_root_load_free(zui);
if (zui->load_dlist)
{
fill_pathname_parent_dir(parent_dir,
zui->load_cwd, sizeof(parent_dir));
if (!string_is_empty(parent_dir) &&
zarch_zui_list_item(
video_info,
zui, tabbed, 0,
tabbed->tabline_size + 73, " ..", 0, NULL, false /* TODO/FIXME */))
{
zarch_zui_render_lay_root_load_set_new_path(zui, parent_dir);
}
else
{
static int gamepad_index = 0;
unsigned size = zui->load_dlist->size;
unsigned i, j = 1;
unsigned skip = 0;
for (i = 0; i < size; ++i)
{
const char *basename =
path_basename(zui->load_dlist->elems[i].data);
if (basename[0] != '.')
break;
skip++;
}
if (zarch_zui_gamepad_input(zui, &gamepad_index,
&zui->load_dlist_first, skip))
zui->load_dlist_first = gamepad_index;
for (i = skip + zui->load_dlist_first; i < size; ++i)
{
char label[PATH_MAX_LENGTH];
const char *path = NULL;
const char *basename = NULL;
if (j > 10)
break;
label[0] = '\0';
path = zui->load_dlist->elems[i].data;
basename = path_basename(path);
*label = 0;
strncat(label, " ", sizeof(label)-1);
strncat(label, basename, sizeof(label)-1);
if (path_is_directory(path))
strncat(label, "/", sizeof(label)-1);
if (zarch_zui_list_item(
video_info,
zui, tabbed, 0,
tabbed->tabline_size + 73 + j * ZUI_ITEM_SIZE_PX,
label, i, NULL, gamepad_index == (signed)(i-skip)))
{
if (path_is_directory(path))
{
zarch_zui_render_lay_root_load_set_new_path(zui, path);
break;
}
zui->pick_cores = NULL;
zui->pick_supported = 0;
strlcpy(zui->pick_content,
path, sizeof(zui->pick_content));
core_info_get_list(&list);
core_info_list_get_supported_cores(list, path,
&zui->pick_cores, &zui->pick_supported);
zarch_layout = LAY_PICK_CORE;
break;
}
j++;
}
}
}
}
else if (zui->load_dlist)
{
dir_list_free(zui->load_dlist);
zui->load_dlist = NULL;
}
return 0;
}
static int zarch_zui_render_lay_root_collections(
zui_t *zui, struct zui_tabbed *tabbed)
{
if (zarch_zui_tab(zui, tabbed, "Collections", 2))
{
/* STUB/FIXME */
}
return 0;
}
static int zarch_zui_render_lay_root_downloads(
zui_t *zui, struct zui_tabbed *tabbed)
{
if (zarch_zui_tab(zui, tabbed, "Download", 3))
{
/* STUB/FIXME */
}
return 0;
}
static int zarch_zui_render_lay_root(video_frame_info_t *video_info,
zui_t *zui)
{
char item[PATH_MAX_LENGTH];
static struct zui_tabbed tabbed = {~0U};
zarch_zui_tabbed_begin(zui, &tabbed, 0, 0);
tabbed.width = zui->width - 290 - 40;
zui->next_selection_set = false;
if (zarch_zui_render_lay_root_recent(video_info, zui, &tabbed))
return 0;
if (zarch_zui_render_lay_root_load(video_info, zui, &tabbed))
return 0;
if (zarch_zui_render_lay_root_collections(zui, &tabbed))
return 0;
if (zarch_zui_render_lay_root_downloads(zui, &tabbed))
return 0;
#ifdef ZARCH_DEBUG
item[0] = '\0';
snprintf(item, sizeof(item), "item id: %d\n", zui->active_id);
zarch_zui_draw_text(zui, ZUI_FG_NORMAL, 1600 +12, 300 + 41, item);
snprintf(item, sizeof(item), "tab idx: %d\n", tabbed.active_id);
zarch_zui_draw_text(zui, ZUI_FG_NORMAL, 1600 +12, 300 + 81, item);
snprintf(item, sizeof(item), "item hot idx: %d\n", zui->item.hot);
zarch_zui_draw_text(zui, ZUI_FG_NORMAL, 1600 +12, 300 + 111, item);
#endif
menu_display_push_quad(zui->width, zui->height,
zui_bg_hilite, 0, 60, zui->width - 290 - 40, 60+4);
return 0;
}
static int zarch_zui_render_sidebar(zui_t *zui)
{
int width, x1, y1;
static struct zui_tabbed tabbed = {~0U};
tabbed.vertical = true;
tabbed.tab_width = 100;
zarch_zui_tabbed_begin(zui, &tabbed, zui->width - 100, 20);
width = 290;
x1 = zui->width - width - 20;
y1 = 20;
if (zarch_zui_button_full(zui, x1, y1, x1 + width, y1 + 64, "Settings"))
zarch_layout = LAY_SETTINGS;
y1 += 64;
if (zarch_zui_button_full(zui, x1, y1, x1 + width, y1 + 64, "Exit"))
{
menu_driver_ctl(RARCH_MENU_CTL_SET_PENDING_SHUTDOWN, NULL);
return 1;
}
return 0;
}
static int zarch_zui_load_content(zui_t *zui, unsigned i)
{
content_ctx_info_t content_info = {0};
task_push_content_load_default(zui->pick_cores[i].path,
zui->pick_content,
&content_info,
CORE_TYPE_PLAIN,
CONTENT_MODE_LOAD_CONTENT_WITH_NEW_CORE_FROM_MENU,
NULL, NULL);
zarch_layout = LAY_HOME;
return 0;
}
static void zarch_zui_draw_cursor(float x, float y)
{
}
static int zarch_zui_render_pick_core(video_frame_info_t *video_info,
zui_t *zui)
{
static struct zui_tabbed tabbed = {~0U};
unsigned i, j = 0;
if (zui->pick_supported == 1)
{
int ret = zarch_zui_load_content(zui, 0);
(void)ret;
zarch_layout = LAY_HOME;
menu_driver_ctl(RARCH_MENU_CTL_SET_PENDING_QUIT, NULL);
return 1;
}
zarch_zui_draw_text(zui, ~0, 8, 18, "Select a core: ");
if (zarch_zui_button(zui, 0, 18 + zui->font_size, "<- Back"))
zarch_layout = LAY_HOME;
if (!zui->pick_supported)
{
zarch_zui_list_item(
video_info,
zui, &tabbed, 0, ZUI_ITEM_SIZE_PX,
"Content unsupported", 0, NULL, false /* TODO/FIXME */);
return 1;
}
zui->pick_first += zui->mouse.wheel;
zui->pick_first = MIN(MAX(zui->pick_first, 0), zui->pick_supported - 5);
for (i = zui->pick_first; i < zui->pick_supported; ++i)
{
if (j > 10)
break;
if (zarch_zui_list_item(
video_info,
zui, &tabbed, 0, ZUI_ITEM_SIZE_PX + j * ZUI_ITEM_SIZE_PX,
zui->pick_cores[i].display_name, i, NULL, false))
{
int ret = zarch_zui_load_content(zui, i);
(void)ret;
zarch_layout = LAY_HOME;
menu_driver_ctl(RARCH_MENU_CTL_SET_PENDING_QUIT, NULL);
break;
}
j++;
}
return 0;
}
static void zarch_frame(void *data, video_frame_info_t *video_info)
{
unsigned i;
float coord_color[16];
float coord_color2[16];
menu_display_ctx_draw_t draw;
menu_display_ctx_coord_draw_t coord_draw;
settings_t *settings = config_get_ptr();
zui_t *zui = (zui_t*)data;
video_coord_array_t *ca = menu_display_get_coords_array();
if (!zui)
return;
video_driver_get_size(&zui->width, &zui->height);
menu_display_set_viewport(video_info->width, video_info->height);
for (i = 0; i < 16; i++)
{
coord_color[i] = 0;
coord_color2[i] = 2.0f;
if (i == 3 || i == 7 || i == 11 || i == 15)
{
coord_color[i] = 0.10f;
coord_color2[i] = 0.10f;
}
}
zui->rendering = true;
zui->hash = 0;
zui->item.hot = 0;
/* why do i need this? */
zui->mouse.wheel = menu_input_mouse_state(MENU_MOUSE_WHEEL_DOWN) -
menu_input_mouse_state(MENU_MOUSE_WHEEL_UP);
menu_display_coords_array_reset();
zui->tmp_block.carr.coords.vertices = 0;
menu_display_font_bind_block((font_data_t*)zui->font, &zui->tmp_block);
menu_display_push_quad(zui->width, zui->height, zui_bg_screen,
0, 0, zui->width, zui->height);
menu_display_snow(zui->width, zui->height);
switch (zarch_layout)
{
case LAY_HOME:
if (zarch_zui_render_sidebar(zui))
return;
if (zarch_zui_render_lay_root(video_info, zui))
return;
break;
case LAY_SETTINGS:
zarch_zui_render_lay_settings(zui);
break;
case LAY_PICK_CORE:
if (zarch_zui_render_sidebar(zui))
return;
if (zarch_zui_render_pick_core(video_info, zui))
return;
break;
}
if (settings->menu.mouse.enable)
zarch_zui_draw_cursor(
zarch_zui_input_state(zui, MENU_ZARCH_MOUSE_X),
zarch_zui_input_state(zui, MENU_ZARCH_MOUSE_Y));
if (!zarch_zui_input_state(zui, MENU_ZARCH_PRESSED))
zui->item.active = 0;
else if (zui->item.active == 0)
zui->item.active = -1;
menu_display_blend_begin();
draw.x = 0;
draw.y = 0;
draw.width = zui->width;
draw.height = zui->height;
draw.coords = (struct video_coords*)ca;
draw.matrix_data = &zui->mvp;
draw.texture = menu_display_white_texture;
draw.prim_type = MENU_DISPLAY_PRIM_TRIANGLES;
draw.pipeline.id = 0;
menu_display_draw(&draw);
menu_display_blend_end();
memset(&draw, 0, sizeof(menu_display_ctx_draw_t));
coord_draw.ptr = NULL;
menu_display_get_tex_coords(&coord_draw);
draw.width = zui->width;
draw.height = zui->height;
draw.texture = zui->textures.bg;
draw.color = &coord_color[0];
draw.vertex = NULL;
draw.tex_coord = coord_draw.ptr;
draw.vertex_count = 4;
draw.prim_type = MENU_DISPLAY_PRIM_TRIANGLESTRIP;
if (!menu_display_libretro_running() && draw.texture)
draw.color = &coord_color2[0];
menu_display_blend_begin();
draw.x = 0;
draw.y = 0;
menu_display_draw_bg(&draw, false);
menu_display_draw(&draw);
menu_display_blend_end();
zui->rendering = false;
menu_display_font_flush_block(video_info->width, video_info->height,
(font_data_t*)zui->font);
menu_display_unset_viewport(video_info->width, video_info->height);
}
static void *zarch_init(void **userdata)
{
zui_t *zui = NULL;
settings_t *settings = config_get_ptr();
menu_handle_t *menu = (menu_handle_t*)
calloc(1, sizeof(*menu));
if (!menu)
goto error;
if (!menu_display_init_first_driver())
goto error;
zui = (zui_t*)calloc(1, sizeof(zui_t));
if (!zui)
goto error;
*userdata = zui;
if (settings->menu.mouse.enable)
{
RARCH_WARN("Forcing menu_mouse_enable=false\n");
settings->menu.mouse.enable = false;
}
zui->header_height = 1000; /* dpi / 3; */
zui->font_size = 28;
matrix_4x4_ortho(&zui->mvp, 0, 1, 1, 0, 0, 1);
return menu;
error:
if (menu)
free(menu);
return NULL;
}
static void zarch_free(void *data)
{
zui_t *zui = (zui_t*)data;
if (zui)
video_coord_array_free(&zui->tmp_block.carr);
font_driver_bind_block(NULL, NULL);
}
static void zarch_context_bg_destroy(void *data)
{
zui_t *zui = (zui_t*)data;
if (!zui)
return;
video_driver_texture_unload(&zui->textures.bg);
video_driver_texture_unload(&menu_display_white_texture);
}
static void zarch_context_destroy(void *data)
{
zui_t *zui = (zui_t*)data;
/* why on earth is this called twice on exit? */
if (!zui)
return;
menu_display_font_free((font_data_t*)zui->font);
zarch_context_bg_destroy(data);
zui->font = NULL;
}
static bool zarch_load_image(void *userdata,
void *data, enum menu_image_type type)
{
zui_t *zui = (zui_t*)userdata;
if (!zui || !data)
return false;
switch (type)
{
case MENU_IMAGE_NONE:
break;
case MENU_IMAGE_WALLPAPER:
zarch_context_bg_destroy(zui);
video_driver_texture_load(data,
TEXTURE_FILTER_MIPMAP_LINEAR,
&zui->textures.bg);
break;
case MENU_IMAGE_THUMBNAIL:
break;
case MENU_IMAGE_SAVESTATE_THUMBNAIL:
/* TODO/FIXME -implement */
break;
}
return true;
}
static void zarch_context_reset(void *data)
{
settings_t *settings = config_get_ptr();
zui_t *zui = (zui_t*)data;
if (!zui || !settings)
return;
zarch_context_bg_destroy(zui);
task_push_image_load(settings->path.menu_wallpaper,
menu_display_handle_wallpaper_upload, NULL);
menu_display_allocate_white_texture();
menu_display_set_header_height(zui->header_height);
zui->font = menu_display_font(APPLICATION_SPECIAL_DIRECTORY_ASSETS_ZARCH_FONT, zui->font_size);
}
static int zarch_iterate(void *data, void *userdata, enum menu_action action)
{
int ret;
size_t selection;
menu_entry_t entry;
zui_t *zui = (zui_t*)userdata;
if (!zui)
return -1;
if (!menu_navigation_ctl(MENU_NAVIGATION_CTL_GET_SELECTION, &selection))
return 0;
menu_entry_get(&entry, 0, selection, NULL, false);
zui->action = action;
ret = menu_entry_action(&entry, selection, action);
if (ret)
return -1;
return 0;
}
static bool zarch_menu_init_list(void *data)
{
menu_displaylist_info_t info = {0};
file_list_t *menu_stack = menu_entries_get_menu_stack_ptr(0);
file_list_t *selection_buf = menu_entries_get_selection_buf_ptr(0);
strlcpy(info.label,
msg_hash_to_str(MENU_ENUM_LABEL_HISTORY_TAB), sizeof(info.label));
info.enum_idx = MENU_ENUM_LABEL_HISTORY_TAB;
menu_entries_append_enum(menu_stack,
info.path, info.label, MENU_ENUM_LABEL_HISTORY_TAB, info.type, info.flags, 0);
command_event(CMD_EVENT_HISTORY_INIT, NULL);
info.list = selection_buf;
if (menu_displaylist_ctl(DISPLAYLIST_HISTORY, &info))
{
info.need_push = true;
return menu_displaylist_ctl(DISPLAYLIST_PROCESS, &info);
}
return false;
}
menu_ctx_driver_t menu_ctx_zarch = {
NULL,
NULL,
zarch_iterate,
NULL,
zarch_frame,
zarch_init,
zarch_free,
zarch_context_reset,
zarch_context_destroy,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
zarch_menu_init_list,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
zarch_load_image,
"zarch",
NULL,
NULL,
NULL,
NULL
};
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