mirror of
https://github.com/CTCaer/RetroArch.git
synced 2024-12-23 11:18:25 +00:00
826 lines
22 KiB
C
826 lines
22 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "overlay.h"
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#include "../general.h"
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#include "../driver.h"
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#include "../libretro.h"
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#include "../gfx/image/image.h"
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#include "../conf/config_file.h"
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#include "../compat/posix_string.h"
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#include "input_common.h"
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#include "../file.h"
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#include <stddef.h>
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#include <math.h>
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enum overlay_hitbox
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{
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OVERLAY_HITBOX_RADIAL = 0,
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OVERLAY_HITBOX_RECT
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};
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enum overlay_type
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{
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OVERLAY_TYPE_BUTTONS = 0,
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OVERLAY_TYPE_ANALOG_LEFT,
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OVERLAY_TYPE_ANALOG_RIGHT,
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OVERLAY_TYPE_KEYBOARD
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};
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struct overlay_desc
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{
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float x;
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float y;
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enum overlay_hitbox hitbox;
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float range_x, range_y;
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float range_x_mod, range_y_mod;
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float mod_x, mod_y, mod_w, mod_h;
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float delta_x, delta_y;
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enum overlay_type type;
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uint64_t key_mask;
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float analog_saturate_pct;
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unsigned next_index;
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char next_index_name[64];
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struct texture_image image;
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unsigned image_index;
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float alpha_mod;
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float range_mod;
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bool updated;
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bool movable;
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};
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struct overlay
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{
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struct overlay_desc *descs;
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size_t size;
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struct texture_image image;
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bool block_scale;
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float mod_x, mod_y, mod_w, mod_h;
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float x, y, w, h;
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float scale;
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float center_x, center_y;
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bool full_screen;
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char name[64];
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struct texture_image *load_images;
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unsigned load_images_size;
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};
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struct input_overlay
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{
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void *iface_data;
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const video_overlay_interface_t *iface;
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bool enable;
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bool blocked;
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struct overlay *overlays;
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const struct overlay *active;
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size_t index;
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size_t size;
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unsigned next_index;
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char *overlay_path;
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};
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static void input_overlay_scale(struct overlay *overlay, float scale)
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{
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size_t i;
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if (overlay->block_scale)
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scale = 1.0f;
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overlay->scale = scale;
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overlay->mod_w = overlay->w * scale;
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overlay->mod_h = overlay->h * scale;
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overlay->mod_x = overlay->center_x + (overlay->x - overlay->center_x) * scale;
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overlay->mod_y = overlay->center_y + (overlay->y - overlay->center_y) * scale;
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for (i = 0; i < overlay->size; i++)
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{
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struct overlay_desc *desc = &overlay->descs[i];
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float scale_w = overlay->mod_w * desc->range_x;
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float scale_h = overlay->mod_h * desc->range_y;
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desc->mod_w = 2.0f * scale_w;
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desc->mod_h = 2.0f * scale_h;
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float adj_center_x = overlay->mod_x + desc->x * overlay->mod_w;
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float adj_center_y = overlay->mod_y + desc->y * overlay->mod_h;
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desc->mod_x = adj_center_x - scale_w;
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desc->mod_y = adj_center_y - scale_h;
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}
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}
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static void input_overlay_set_vertex_geom(input_overlay_t *ol)
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{
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size_t i;
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if (ol->active->image.pixels)
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ol->iface->vertex_geom(ol->iface_data, 0,
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ol->active->mod_x, ol->active->mod_y, ol->active->mod_w, ol->active->mod_h);
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for (i = 0; i < ol->active->size; i++)
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{
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struct overlay_desc *desc = &ol->active->descs[i];
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if (desc->image.pixels)
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ol->iface->vertex_geom(ol->iface_data, desc->image_index,
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desc->mod_x, desc->mod_y, desc->mod_w, desc->mod_h);
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}
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}
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void input_overlay_set_scale_factor(input_overlay_t *ol, float scale)
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{
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size_t i;
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for (i = 0; i < ol->size; i++)
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input_overlay_scale(&ol->overlays[i], scale);
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input_overlay_set_vertex_geom(ol);
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}
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static void input_overlay_free_overlay(struct overlay *overlay)
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{
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size_t i;
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for (i = 0; i < overlay->size; i++)
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texture_image_free(&overlay->descs[i].image);
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free(overlay->load_images);
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free(overlay->descs);
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texture_image_free(&overlay->image);
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}
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static void input_overlay_free_overlays(input_overlay_t *ol)
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{
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size_t i;
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for (i = 0; i < ol->size; i++)
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input_overlay_free_overlay(&ol->overlays[i]);
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free(ol->overlays);
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}
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static bool input_overlay_load_desc(input_overlay_t *ol, config_file_t *conf, struct overlay_desc *desc,
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unsigned ol_index, unsigned desc_index,
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unsigned width, unsigned height,
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bool normalized, float alpha_mod, float range_mod)
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{
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bool ret = true;
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char overlay_desc_key[64];
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snprintf(overlay_desc_key, sizeof(overlay_desc_key), "overlay%u_desc%u", ol_index, desc_index);
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char overlay_desc_image_key[64];
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snprintf(overlay_desc_image_key, sizeof(overlay_desc_image_key),
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"overlay%u_desc%u_overlay", ol_index, desc_index);
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char image_path[PATH_MAX];
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if (config_get_path(conf, overlay_desc_image_key, image_path, sizeof(image_path)))
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{
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char path[PATH_MAX];
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fill_pathname_resolve_relative(path, ol->overlay_path, image_path, sizeof(path));
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struct texture_image img = {0};
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if (texture_image_load(path, &img))
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desc->image = img;
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}
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char overlay_desc_normalized_key[64];
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snprintf(overlay_desc_normalized_key, sizeof(overlay_desc_normalized_key),
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"overlay%u_desc%u_normalized", ol_index, desc_index);
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config_get_bool(conf, overlay_desc_normalized_key, &normalized);
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bool by_pixel = !normalized;
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if (by_pixel && (width == 0 || height == 0))
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{
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RARCH_ERR("[Overlay]: Base overlay is not set and not using normalized coordinates.\n");
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return false;
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}
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char overlay[256];
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if (!config_get_array(conf, overlay_desc_key, overlay, sizeof(overlay)))
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{
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RARCH_ERR("[Overlay]: Didn't find key: %s.\n", overlay_desc_key);
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return false;
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}
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struct string_list *list = string_split(overlay, ", ");
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if (!list)
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{
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RARCH_ERR("[Overlay]: Failed to split overlay desc.\n");
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return false;
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}
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if (list->size < 6)
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{
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string_list_free(list);
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RARCH_ERR("[Overlay]: Overlay desc is invalid. Requires at least 6 tokens.\n");
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return false;
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}
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const char *x = list->elems[1].data;
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const char *y = list->elems[2].data;
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const char *box = list->elems[3].data;
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char *key = list->elems[0].data;
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char *save;
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desc->key_mask = 0;
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if (strcmp(key, "analog_left") == 0)
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desc->type = OVERLAY_TYPE_ANALOG_LEFT;
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else if (strcmp(key, "analog_right") == 0)
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desc->type = OVERLAY_TYPE_ANALOG_RIGHT;
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else if (strstr(key, "retrok_") == key)
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{
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desc->type = OVERLAY_TYPE_KEYBOARD;
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desc->key_mask = input_translate_str_to_rk(key + 7);
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}
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else
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{
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const char *tmp;
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desc->type = OVERLAY_TYPE_BUTTONS;
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for (tmp = strtok_r(key, "|", &save); tmp; tmp = strtok_r(NULL, "|", &save))
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{
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if (strcmp(tmp, "nul") != 0)
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desc->key_mask |= UINT64_C(1) << input_translate_str_to_bind_id(tmp);
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}
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if (desc->key_mask & (UINT64_C(1) << RARCH_OVERLAY_NEXT))
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{
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char overlay_target_key[64];
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snprintf(overlay_target_key, sizeof(overlay_target_key), "overlay%u_desc%u_next_target", ol_index, desc_index);
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config_get_array(conf, overlay_target_key, desc->next_index_name, sizeof(desc->next_index_name));
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}
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}
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float width_mod = by_pixel ? (1.0f / width) : 1.0f;
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float height_mod = by_pixel ? (1.0f / height) : 1.0f;
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desc->x = (float)strtod(x, NULL) * width_mod;
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desc->y = (float)strtod(y, NULL) * height_mod;
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if (!strcmp(box, "radial"))
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desc->hitbox = OVERLAY_HITBOX_RADIAL;
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else if (!strcmp(box, "rect"))
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desc->hitbox = OVERLAY_HITBOX_RECT;
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else
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{
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RARCH_ERR("[Overlay]: Hitbox type (%s) is invalid. Use \"radial\" or \"rect\".\n", box);
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ret = false;
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goto end;
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}
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if (desc->type == OVERLAY_TYPE_ANALOG_LEFT || desc->type == OVERLAY_TYPE_ANALOG_RIGHT)
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{
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if (desc->hitbox != OVERLAY_HITBOX_RADIAL)
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{
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RARCH_ERR("[Overlay]: Analog hitbox type must be \"radial\".\n");
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ret = false;
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goto end;
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}
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char overlay_analog_saturate_key[64];
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snprintf(overlay_analog_saturate_key, sizeof(overlay_analog_saturate_key), "overlay%u_desc%u_saturate_pct", ol_index, desc_index);
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if (!config_get_float(conf, overlay_analog_saturate_key, &desc->analog_saturate_pct))
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desc->analog_saturate_pct = 1.0f;
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}
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desc->range_x = (float)strtod(list->elems[4].data, NULL) * width_mod;
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desc->range_y = (float)strtod(list->elems[5].data, NULL) * height_mod;
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desc->mod_x = desc->x - desc->range_x;
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desc->mod_w = 2.0f * desc->range_x;
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desc->mod_y = desc->y - desc->range_y;
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desc->mod_h = 2.0f * desc->range_y;
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char conf_key[64];
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snprintf(conf_key, sizeof(conf_key), "overlay%u_desc%u_alpha_mod", ol_index, desc_index);
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desc->alpha_mod = alpha_mod;
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config_get_float(conf, conf_key, &desc->alpha_mod);
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snprintf(conf_key, sizeof(conf_key), "overlay%u_desc%u_range_mod", ol_index, desc_index);
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desc->range_mod = range_mod;
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config_get_float(conf, conf_key, &desc->range_mod);
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snprintf(conf_key, sizeof(conf_key), "overlay%u_desc%u_movable", ol_index, desc_index);
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desc->movable = false;
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desc->delta_x = 0.0f;
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desc->delta_y = 0.0f;
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config_get_bool(conf, conf_key, &desc->movable);
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desc->range_x_mod = desc->range_x;
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desc->range_y_mod = desc->range_y;
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end:
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if (list)
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string_list_free(list);
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return ret;
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}
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static bool input_overlay_load_overlay(input_overlay_t *ol, config_file_t *conf, const char *config_path,
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struct overlay *overlay, unsigned index)
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{
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size_t i;
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char overlay_path_key[64];
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char overlay_name_key[64];
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char overlay_path[PATH_MAX];
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char overlay_resolved_path[PATH_MAX];
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snprintf(overlay_path_key, sizeof(overlay_path_key), "overlay%u_overlay", index);
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if (config_get_path(conf, overlay_path_key, overlay_path, sizeof(overlay_path)))
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{
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fill_pathname_resolve_relative(overlay_resolved_path, config_path,
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overlay_path, sizeof(overlay_resolved_path));
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struct texture_image img = {0};
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if (texture_image_load(overlay_resolved_path, &img))
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overlay->image = img;
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else
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{
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RARCH_ERR("[Overlay]: Failed to load image: %s.\n", overlay_resolved_path);
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return false;
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}
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}
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snprintf(overlay_name_key, sizeof(overlay_name_key), "overlay%u_name", index);
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config_get_array(conf, overlay_name_key, overlay->name, sizeof(overlay->name));
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// By default, we stretch the overlay out in full.
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overlay->x = overlay->y = 0.0f;
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overlay->w = overlay->h = 1.0f;
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char overlay_rect_key[64];
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snprintf(overlay_rect_key, sizeof(overlay_rect_key), "overlay%u_rect", index);
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char overlay_rect[256];
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if (config_get_array(conf, overlay_rect_key, overlay_rect, sizeof(overlay_rect)))
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{
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struct string_list *list = string_split(overlay_rect, ", ");
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if (list->size < 4)
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{
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RARCH_ERR("[Overlay]: Failed to split rect \"%s\" into at least four tokens.\n", overlay_rect);
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return false;
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}
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overlay->x = (float)strtod(list->elems[0].data, NULL);
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overlay->y = (float)strtod(list->elems[1].data, NULL);
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overlay->w = (float)strtod(list->elems[2].data, NULL);
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overlay->h = (float)strtod(list->elems[3].data, NULL);
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string_list_free(list);
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}
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char overlay_full_screen_key[64];
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snprintf(overlay_full_screen_key, sizeof(overlay_full_screen_key),
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"overlay%u_full_screen", index);
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overlay->full_screen = false;
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config_get_bool(conf, overlay_full_screen_key, &overlay->full_screen);
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char overlay_descs_key[64];
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snprintf(overlay_descs_key, sizeof(overlay_descs_key), "overlay%u_descs", index);
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unsigned descs = 0;
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if (!config_get_uint(conf, overlay_descs_key, &descs))
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{
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RARCH_ERR("[Overlay]: Failed to read number of descs from config key: %s.\n", overlay_descs_key);
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return false;
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}
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overlay->descs = (struct overlay_desc*)calloc(descs, sizeof(*overlay->descs));
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if (!overlay->descs)
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{
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RARCH_ERR("[Overlay]: Failed to allocate descs.\n");
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return false;
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}
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overlay->size = descs;
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char conf_key[64];
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bool normalized = false;
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snprintf(conf_key, sizeof(conf_key),
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"overlay%u_normalized", index);
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config_get_bool(conf, conf_key, &normalized);
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float alpha_mod = 1.0f;
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snprintf(conf_key, sizeof(conf_key), "overlay%u_alpha_mod", index);
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config_get_float(conf, conf_key, &alpha_mod);
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float range_mod = 1.0f;
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snprintf(conf_key, sizeof(conf_key), "overlay%u_range_mod", index);
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config_get_float(conf, conf_key, &range_mod);
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for (i = 0; i < overlay->size; i++)
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{
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if (!input_overlay_load_desc(ol, conf, &overlay->descs[i], index, i,
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overlay->image.width, overlay->image.height,
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normalized, alpha_mod, range_mod))
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{
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RARCH_ERR("[Overlay]: Failed to load overlay descs for overlay #%u.\n", (unsigned)i);
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return false;
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}
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}
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// Precache load image array for simplicity.
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overlay->load_images = (struct texture_image*)calloc(1 + overlay->size, sizeof(struct texture_image));
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if (!overlay->load_images)
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{
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RARCH_ERR("[Overlay]: Failed to allocate load_images.\n");
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return false;
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}
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if (overlay->image.pixels)
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overlay->load_images[overlay->load_images_size++] = overlay->image;
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for (i = 0; i < overlay->size; i++)
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{
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if (overlay->descs[i].image.pixels)
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{
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overlay->descs[i].image_index = overlay->load_images_size;
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overlay->load_images[overlay->load_images_size++] = overlay->descs[i].image;
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}
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}
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// Assume for now that scaling center is in the middle.
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// TODO: Make this configurable.
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overlay->block_scale = false;
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overlay->center_x = overlay->x + 0.5f * overlay->w;
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overlay->center_y = overlay->y + 0.5f * overlay->h;
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return true;
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}
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static ssize_t input_overlay_find_index(const struct overlay *ol, const char *name, size_t size)
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{
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size_t i;
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for (i = 0; i < size; i++)
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{
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if (strcmp(ol[i].name, name) == 0)
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return i;
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}
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return -1;
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}
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static bool input_overlay_resolve_targets(struct overlay *ol, size_t index, size_t size)
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{
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size_t i;
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struct overlay *current = &ol[index];
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for (i = 0; i < current->size; i++)
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{
|
|
const char *next = current->descs[i].next_index_name;
|
|
if (*next)
|
|
{
|
|
ssize_t index = input_overlay_find_index(ol, next, size);
|
|
if (index < 0)
|
|
{
|
|
RARCH_ERR("[Overlay]: Couldn't find overlay called: \"%s\".\n", next);
|
|
return false;
|
|
}
|
|
|
|
current->descs[i].next_index = index;
|
|
}
|
|
else
|
|
current->descs[i].next_index = (index + 1) % size;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool input_overlay_load_overlays(input_overlay_t *ol, const char *path)
|
|
{
|
|
size_t i;
|
|
bool ret = true;
|
|
config_file_t *conf = config_file_new(path);
|
|
if (!conf)
|
|
{
|
|
RARCH_ERR("Failed to load config file: %s.\n", path);
|
|
return false;
|
|
}
|
|
|
|
unsigned overlays = 0;
|
|
if (!config_get_uint(conf, "overlays", &overlays))
|
|
{
|
|
RARCH_ERR("overlays variable not defined in config.\n");
|
|
ret = false;
|
|
goto end;
|
|
}
|
|
|
|
if (!overlays)
|
|
{
|
|
ret = false;
|
|
goto end;
|
|
}
|
|
|
|
ol->overlays = (struct overlay*)calloc(overlays, sizeof(*ol->overlays));
|
|
if (!ol->overlays)
|
|
{
|
|
ret = false;
|
|
goto end;
|
|
}
|
|
|
|
ol->size = overlays;
|
|
|
|
for (i = 0; i < ol->size; i++)
|
|
{
|
|
if (!input_overlay_load_overlay(ol, conf, path, &ol->overlays[i], i))
|
|
{
|
|
RARCH_ERR("[Overlay]: Failed to load overlay #%u.\n", (unsigned)i);
|
|
ret = false;
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
for (i = 0; i < ol->size; i++)
|
|
{
|
|
if (!input_overlay_resolve_targets(ol->overlays, i, ol->size))
|
|
{
|
|
RARCH_ERR("[Overlay]: Failed to resolve next targets.\n");
|
|
ret = false;
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
end:
|
|
config_file_free(conf);
|
|
return ret;
|
|
}
|
|
|
|
static void input_overlay_load_active(input_overlay_t *ol)
|
|
{
|
|
ol->iface->load(ol->iface_data, ol->active->load_images, ol->active->load_images_size);
|
|
|
|
input_overlay_set_alpha_mod(ol, g_settings.input.overlay_opacity);
|
|
input_overlay_set_vertex_geom(ol);
|
|
ol->iface->full_screen(ol->iface_data, ol->active->full_screen);
|
|
}
|
|
|
|
input_overlay_t *input_overlay_new(const char *overlay)
|
|
{
|
|
input_overlay_t *ol = (input_overlay_t*)calloc(1, sizeof(*ol));
|
|
|
|
if (!ol)
|
|
goto error;
|
|
|
|
ol->overlay_path = strdup(overlay);
|
|
if (!ol->overlay_path)
|
|
{
|
|
free(ol);
|
|
return NULL;
|
|
}
|
|
|
|
if (!driver.video->overlay_interface)
|
|
{
|
|
RARCH_ERR("Overlay interface is not present in video driver.\n");
|
|
goto error;
|
|
}
|
|
|
|
video_overlay_interface_func(&ol->iface);
|
|
ol->iface_data = driver.video_data;
|
|
|
|
if (!ol->iface)
|
|
goto error;
|
|
|
|
if (!input_overlay_load_overlays(ol, overlay))
|
|
goto error;
|
|
|
|
ol->active = &ol->overlays[0];
|
|
|
|
input_overlay_load_active(ol);
|
|
ol->iface->enable(ol->iface_data, true);
|
|
ol->enable = true;
|
|
|
|
input_overlay_set_alpha_mod(ol, g_settings.input.overlay_opacity);
|
|
input_overlay_set_scale_factor(ol, g_settings.input.overlay_scale);
|
|
ol->next_index = (ol->index + 1) % ol->size;
|
|
|
|
return ol;
|
|
|
|
error:
|
|
input_overlay_free(ol);
|
|
return NULL;
|
|
}
|
|
|
|
void input_overlay_enable(input_overlay_t *ol, bool enable)
|
|
{
|
|
ol->enable = enable;
|
|
ol->iface->enable(ol->iface_data, enable);
|
|
}
|
|
|
|
static bool inside_hitbox(const struct overlay_desc *desc, float x, float y)
|
|
{
|
|
switch (desc->hitbox)
|
|
{
|
|
case OVERLAY_HITBOX_RADIAL:
|
|
{
|
|
// Ellipsis.
|
|
float x_dist = (x - desc->x) / desc->range_x_mod;
|
|
float y_dist = (y - desc->y) / desc->range_y_mod;
|
|
float sq_dist = x_dist * x_dist + y_dist * y_dist;
|
|
return sq_dist <= 1.0f;
|
|
}
|
|
|
|
case OVERLAY_HITBOX_RECT:
|
|
return (fabs(x - desc->x) <= desc->range_x_mod) &&
|
|
(fabs(y - desc->y) <= desc->range_y_mod);
|
|
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static inline float clamp(float val, float lower, float upper)
|
|
{
|
|
if (val < lower)
|
|
return lower;
|
|
else if (val > upper)
|
|
return upper;
|
|
else
|
|
return val;
|
|
}
|
|
|
|
void input_overlay_poll(input_overlay_t *ol, input_overlay_state_t *out, int16_t norm_x, int16_t norm_y)
|
|
{
|
|
size_t i;
|
|
memset(out, 0, sizeof(*out));
|
|
|
|
if (!ol->enable)
|
|
{
|
|
ol->blocked = false;
|
|
return;
|
|
}
|
|
|
|
// norm_x and norm_y is in [-0x7fff, 0x7fff] range, like RETRO_DEVICE_POINTER.
|
|
float x = (float)(norm_x + 0x7fff) / 0xffff;
|
|
float y = (float)(norm_y + 0x7fff) / 0xffff;
|
|
|
|
x -= ol->active->mod_x;
|
|
y -= ol->active->mod_y;
|
|
x /= ol->active->mod_w;
|
|
y /= ol->active->mod_h;
|
|
|
|
for (i = 0; i < ol->active->size; i++)
|
|
{
|
|
struct overlay_desc *desc = &ol->active->descs[i];
|
|
if (!inside_hitbox(desc, x, y))
|
|
continue;
|
|
|
|
desc->updated = true;
|
|
|
|
if (desc->type == OVERLAY_TYPE_BUTTONS)
|
|
{
|
|
uint64_t mask = desc->key_mask;
|
|
out->buttons |= mask;
|
|
|
|
if (mask & (UINT64_C(1) << RARCH_OVERLAY_NEXT))
|
|
ol->next_index = desc->next_index;
|
|
}
|
|
else if (desc->type == OVERLAY_TYPE_KEYBOARD)
|
|
{
|
|
if (desc->key_mask < RETROK_LAST)
|
|
OVERLAY_SET_KEY(out, desc->key_mask);
|
|
}
|
|
else
|
|
{
|
|
float x_dist = x - desc->x;
|
|
float y_dist = y - desc->y;
|
|
float x_val = x_dist / desc->range_x;
|
|
float y_val = y_dist / desc->range_y;
|
|
float x_val_sat = x_val / desc->analog_saturate_pct;
|
|
float y_val_sat = y_val / desc->analog_saturate_pct;
|
|
|
|
unsigned int base = (desc->type == OVERLAY_TYPE_ANALOG_RIGHT) ? 2 : 0;
|
|
out->analog[base + 0] = clamp(x_val_sat, -1.0f, 1.0f) * 32767.0f;
|
|
out->analog[base + 1] = clamp(y_val_sat, -1.0f, 1.0f) * 32767.0f;
|
|
}
|
|
|
|
if (desc->movable)
|
|
{
|
|
float x_dist = x - desc->x;
|
|
float y_dist = y - desc->y;
|
|
desc->delta_x = clamp(x_dist, -desc->range_x, desc->range_x) * ol->active->mod_w;
|
|
desc->delta_y = clamp(y_dist, -desc->range_y, desc->range_y) * ol->active->mod_h;
|
|
}
|
|
}
|
|
|
|
if (!out->buttons)
|
|
ol->blocked = false;
|
|
else if (ol->blocked)
|
|
memset(out, 0, sizeof(*out));
|
|
}
|
|
|
|
static void input_overlay_update_desc_geom(input_overlay_t *ol, struct overlay_desc *desc)
|
|
{
|
|
if (desc->image.pixels && desc->movable)
|
|
{
|
|
ol->iface->vertex_geom(ol->iface_data, desc->image_index,
|
|
desc->mod_x + desc->delta_x, desc->mod_y + desc->delta_y,
|
|
desc->mod_w, desc->mod_h);
|
|
|
|
desc->delta_x = 0.0f;
|
|
desc->delta_y = 0.0f;
|
|
}
|
|
}
|
|
|
|
void input_overlay_post_poll(input_overlay_t *ol)
|
|
{
|
|
size_t i;
|
|
|
|
input_overlay_set_alpha_mod(ol, g_settings.input.overlay_opacity);
|
|
|
|
for (i = 0; i < ol->active->size; i++)
|
|
{
|
|
struct overlay_desc *desc = &ol->active->descs[i];
|
|
|
|
if (desc->updated)
|
|
{
|
|
// If pressed this frame, change the hitbox.
|
|
desc->range_x_mod = desc->range_x * desc->range_mod;
|
|
desc->range_y_mod = desc->range_y * desc->range_mod;
|
|
|
|
if (desc->image.pixels)
|
|
ol->iface->set_alpha(ol->iface_data, desc->image_index,
|
|
desc->alpha_mod * g_settings.input.overlay_opacity);
|
|
}
|
|
else
|
|
{
|
|
desc->range_x_mod = desc->range_x;
|
|
desc->range_y_mod = desc->range_y;
|
|
}
|
|
|
|
input_overlay_update_desc_geom(ol, desc);
|
|
desc->updated = false;
|
|
}
|
|
}
|
|
|
|
void input_overlay_poll_clear(input_overlay_t *ol)
|
|
{
|
|
size_t i;
|
|
ol->blocked = false;
|
|
input_overlay_set_alpha_mod(ol, g_settings.input.overlay_opacity);
|
|
|
|
for (i = 0; i < ol->active->size; i++)
|
|
{
|
|
struct overlay_desc *desc = &ol->active->descs[i];
|
|
desc->range_x_mod = desc->range_x;
|
|
desc->range_y_mod = desc->range_y;
|
|
desc->updated = false;
|
|
|
|
desc->delta_x = 0.0f;
|
|
desc->delta_y = 0.0f;
|
|
input_overlay_update_desc_geom(ol, desc);
|
|
}
|
|
}
|
|
|
|
void input_overlay_next(input_overlay_t *ol)
|
|
{
|
|
ol->index = ol->next_index;
|
|
ol->active = &ol->overlays[ol->index];
|
|
|
|
input_overlay_load_active(ol);
|
|
|
|
ol->blocked = true;
|
|
ol->next_index = (ol->index + 1) % ol->size;
|
|
}
|
|
|
|
bool input_overlay_full_screen(input_overlay_t *ol)
|
|
{
|
|
return ol->active->full_screen;
|
|
}
|
|
|
|
void input_overlay_free(input_overlay_t *ol)
|
|
{
|
|
if (!ol)
|
|
return;
|
|
|
|
input_overlay_free_overlays(ol);
|
|
|
|
if (ol->iface)
|
|
ol->iface->enable(ol->iface_data, false);
|
|
|
|
free(ol->overlay_path);
|
|
free(ol);
|
|
}
|
|
|
|
void input_overlay_set_alpha_mod(input_overlay_t *ol, float mod)
|
|
{
|
|
unsigned i;
|
|
for (i = 0; i < ol->active->load_images_size; i++)
|
|
ol->iface->set_alpha(ol->iface_data, i, g_settings.input.overlay_opacity);
|
|
}
|
|
|