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a00cf02241
Add support glTF KHR_texture_basisu extension
67 lines
3.4 KiB
C++
67 lines
3.4 KiB
C++
/**************************************************************************/
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/* gltf_document_extension_texture_ktx.cpp */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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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 "gltf_document_extension_texture_ktx.h"
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// Import process.
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Error GLTFDocumentExtensionTextureKTX::import_preflight(Ref<GLTFState> p_state, Vector<String> p_extensions) {
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if (!p_extensions.has("KHR_texture_basisu")) {
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return ERR_SKIP;
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}
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return OK;
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}
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Vector<String> GLTFDocumentExtensionTextureKTX::get_supported_extensions() {
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Vector<String> ret;
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ret.push_back("KHR_texture_basisu");
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return ret;
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}
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Error GLTFDocumentExtensionTextureKTX::parse_image_data(Ref<GLTFState> p_state, const PackedByteArray &p_image_data, const String &p_mime_type, Ref<Image> r_image) {
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if (p_mime_type == "image/ktx2") {
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return r_image->load_ktx_from_buffer(p_image_data);
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}
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return OK;
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}
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Error GLTFDocumentExtensionTextureKTX::parse_texture_json(Ref<GLTFState> p_state, const Dictionary &p_texture_json, Ref<GLTFTexture> r_gltf_texture) {
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if (!p_texture_json.has("extensions")) {
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return OK;
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}
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const Dictionary &extensions = p_texture_json["extensions"];
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if (!extensions.has("KHR_texture_basisu")) {
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return OK;
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}
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const Dictionary &texture_ktx = extensions["KHR_texture_basisu"];
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ERR_FAIL_COND_V(!texture_ktx.has("source"), ERR_PARSE_ERROR);
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r_gltf_texture->set_src_image(texture_ktx["source"]);
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return OK;
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}
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