107 lines
4 KiB
C++
107 lines
4 KiB
C++
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/*************************************************************************/
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/* pvrtc_compress.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "pvrtc_compress.h"
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#include "editor_settings.h"
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#include "scene/resources/texture.h"
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#include "io/resource_saver.h"
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#include "io/resource_loader.h"
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#include "os/os.h"
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static void _compress_image(Image::CompressMode p_mode,Image *p_image) {
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String ttpath = EditorSettings::get_singleton()->get("PVRTC/texture_tool");
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String spath = EditorSettings::get_singleton()->get_settings_path();
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List<String> args;
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String src_img = spath+"/"+"_tmp_src_img.png";
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String dst_img = spath+"/"+"_tmp_dst_img.pvr";
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args.push_back("-i");
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args.push_back(src_img);
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args.push_back("-o");
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args.push_back(dst_img);
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args.push_back("-f");
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switch(p_mode) {
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case Image::COMPRESS_PVRTC2: args.push_back("PVRTC2"); break;
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case Image::COMPRESS_PVRTC4: args.push_back("PVRTC4"); break;
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case Image::COMPRESS_ETC: args.push_back("ETC"); break;
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default: ERR_FAIL();
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}
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if (EditorSettings::get_singleton()->get("PVRTC/fast_conversion").operator bool()) {
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args.push_back("-pvrtcfast");
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}
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if (p_image->get_mipmaps()>0)
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args.push_back("-m");
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Ref<ImageTexture> t = memnew( ImageTexture );
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t->create_from_image(*p_image,0);
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ResourceSaver::save(src_img,t);
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Error err = OS::get_singleton()->execute(ttpath,args,true);
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ERR_EXPLAIN("Could not execute PVRTC Tool: "+ttpath);
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ERR_FAIL_COND(err!=OK);
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t=ResourceLoader::load(dst_img,"Texture");
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ERR_EXPLAIN("Can't load back converted image using PVRTC Tool: "+dst_img);
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ERR_FAIL_COND(t.is_null());
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*p_image=t->get_data();
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}
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static void _compress_pvrtc2(Image *p_image) {
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_compress_image(Image::COMPRESS_PVRTC2,p_image);
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}
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static void _compress_pvrtc4(Image *p_image) {
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_compress_image(Image::COMPRESS_PVRTC4,p_image);
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}
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static void _compress_etc(Image *p_image) {
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_compress_image(Image::COMPRESS_ETC,p_image);
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}
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void _pvrtc_register_compressors() {
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Image::_image_compress_pvrtc2_func=_compress_pvrtc2;
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Image::_image_compress_pvrtc4_func=_compress_pvrtc4;
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//Image::_image_compress_etc_func=_compress_etc; //use the built in one for ETC
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}
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