93 lines
2.2 KiB
C
93 lines
2.2 KiB
C
/*
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* BreakHack - A dungeone crawler RPG
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* Copyright (C) 2018 Linus Probert <linus.probert@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* 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
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <SDL.h>
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#include <assert.h>
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#include "texturecache.h"
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#include "hashtable.h"
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#include "defines.h"
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#include "util.h"
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#include "timer.h"
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static Hashtable *textures = NULL;
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static SDL_Renderer *renderer = NULL;
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typedef struct TexureContainer {
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Texture *texture;
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} TextureContainer;
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static void
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texturecache_texture_container_destroy(TextureContainer *);
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void
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texturecache_init(SDL_Renderer *rend)
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{
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textures = ht_create(50);
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renderer = rend;
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}
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Texture*
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texturecache_add(const char *path)
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{
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TextureContainer *tc = ht_get(textures, path);
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if (!tc) {
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tc = ec_malloc(sizeof(TextureContainer));
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tc->texture = texture_create();
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texture_load_from_file(tc->texture, path, renderer);
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ht_set(textures, path, tc);
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debug("Cached texture: %s", path);
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}
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return tc->texture;
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}
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Texture*
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texturecache_get(const char *path)
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{
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TextureContainer *tc = ht_get(textures, path);
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if (!tc)
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fatal("Texture not loaded: %s", path);
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return tc->texture;
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}
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bool
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texturecache_remove(Texture **texture)
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{
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TextureContainer *tc = ht_get(textures, (*texture)->path);
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if (!tc)
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return false;
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assert(tc->texture == *texture);
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texturecache_texture_container_destroy(tc);
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*texture = NULL;
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return true;
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}
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static void
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texturecache_texture_container_destroy(TextureContainer *tc)
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{
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texture_destroy(tc->texture);
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free(tc);
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}
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void
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texturecache_close(void)
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{
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ht_destroy_custom(textures, (void(*)(void*)) texturecache_texture_container_destroy);
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}
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