Mercurial > molko
view src/libmlk-core/core/image.c @ 347:0969931b98e4
core: start removing POSIX APIs
author | David Demelier <markand@malikania.fr> |
---|---|
date | Tue, 19 Oct 2021 13:23:30 +0200 |
parents | 64aff0afc8ac |
children | 460c78706989 |
line wrap: on
line source
/* * image.c -- basic image management * * Copyright (c) 2020-2021 David Demelier <markand@malikania.fr> * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <assert.h> #include <SDL_image.h> #include "error.h" #include "texture.h" #include "vfs.h" #include "vfs_p.h" #include "window.h" #include "window_p.h" static void dimensions(struct texture *tex) { int w, h; if (SDL_QueryTexture(tex->handle, NULL, NULL, &w, &h) < 0) tex->w = tex->h = 0; else { tex->w = w; tex->h = h; } } int image_open(struct texture *tex, const char *path) { assert(tex); assert(path); if (!(tex->handle = IMG_LoadTexture(RENDERER(), path))) return errorf("%s", SDL_GetError()); dimensions(tex); return 0; } int image_openmem(struct texture *tex, const void *buffer, size_t size) { assert(buffer); SDL_RWops *ops = SDL_RWFromConstMem(buffer, size); if (!ops || !(tex->handle = IMG_LoadTexture_RW(RENDERER(), ops, 1))) return errorf("%s", SDL_GetError()); dimensions(tex); return 0; } int image_openvfs(struct texture *tex, struct vfs_file *file) { assert(tex); assert(vfs_file_ok(file)); SDL_RWops *ops; if (!(ops = vfs_to_rw(file))) return -1; if (!(tex->handle = IMG_LoadTexture_RW(RENDERER(), ops, 1))) return errorf("%s", SDL_GetError()); dimensions(tex); return 0; }