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			907 lines
		
	
	
	
		
			31 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			907 lines
		
	
	
	
		
			31 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/**************************************************************************/
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/*  editor_preview_plugins.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 "editor_preview_plugins.h"
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#include "core/config/project_settings.h"
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#include "core/io/file_access_memory.h"
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#include "core/io/resource_loader.h"
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#include "core/os/os.h"
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#include "editor/editor_paths.h"
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#include "editor/editor_scale.h"
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#include "editor/editor_settings.h"
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#include "scene/resources/atlas_texture.h"
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#include "scene/resources/bit_map.h"
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#include "scene/resources/font.h"
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#include "scene/resources/gradient_texture.h"
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#include "scene/resources/image_texture.h"
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#include "scene/resources/material.h"
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#include "scene/resources/mesh.h"
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#include "servers/audio/audio_stream.h"
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void post_process_preview(Ref<Image> p_image) {
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	if (p_image->get_format() != Image::FORMAT_RGBA8) {
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		p_image->convert(Image::FORMAT_RGBA8);
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	}
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	const int w = p_image->get_width();
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	const int h = p_image->get_height();
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	const int r = MIN(w, h) / 32;
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	const int r2 = r * r;
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	Color transparent = Color(0, 0, 0, 0);
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	for (int i = 0; i < r; i++) {
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		for (int j = 0; j < r; j++) {
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			int dx = i - r;
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			int dy = j - r;
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			if (dx * dx + dy * dy > r2) {
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				p_image->set_pixel(i, j, transparent);
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				p_image->set_pixel(w - 1 - i, j, transparent);
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				p_image->set_pixel(w - 1 - i, h - 1 - j, transparent);
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				p_image->set_pixel(i, h - 1 - j, transparent);
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			} else {
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				break;
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			}
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		}
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	}
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}
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bool EditorTexturePreviewPlugin::handles(const String &p_type) const {
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	return ClassDB::is_parent_class(p_type, "Texture2D");
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}
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bool EditorTexturePreviewPlugin::generate_small_preview_automatically() const {
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	return true;
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}
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Ref<Texture2D> EditorTexturePreviewPlugin::generate(const Ref<Resource> &p_from, const Size2 &p_size, Dictionary &p_metadata) const {
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	Ref<Image> img;
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	Ref<AtlasTexture> atex = p_from;
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	if (atex.is_valid()) {
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		Ref<Texture2D> tex = atex->get_atlas();
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		if (!tex.is_valid()) {
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			return Ref<Texture2D>();
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		}
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		Ref<Image> atlas = tex->get_image();
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		if (!atlas.is_valid()) {
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			return Ref<Texture2D>();
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		}
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		img = atlas->get_region(atex->get_region());
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	} else {
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		Ref<Texture2D> tex = p_from;
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		if (tex.is_valid()) {
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			img = tex->get_image();
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			if (img.is_valid()) {
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				img = img->duplicate();
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			}
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		}
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	}
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	if (img.is_null() || img->is_empty()) {
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		return Ref<Texture2D>();
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	}
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	p_metadata["dimensions"] = img->get_size();
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	img->clear_mipmaps();
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	if (img->is_compressed()) {
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		if (img->decompress() != OK) {
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			return Ref<Texture2D>();
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		}
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	} else if (img->get_format() != Image::FORMAT_RGB8 && img->get_format() != Image::FORMAT_RGBA8) {
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		img->convert(Image::FORMAT_RGBA8);
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	}
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	Vector2 new_size = img->get_size();
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	if (new_size.x > p_size.x) {
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		new_size = Vector2(p_size.x, new_size.y * p_size.x / new_size.x);
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	}
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	if (new_size.y > p_size.y) {
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		new_size = Vector2(new_size.x * p_size.y / new_size.y, p_size.y);
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	}
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	Vector2i new_size_i(MAX(1, (int)new_size.x), MAX(1, (int)new_size.y));
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	img->resize(new_size_i.x, new_size_i.y, Image::INTERPOLATE_CUBIC);
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	post_process_preview(img);
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	return ImageTexture::create_from_image(img);
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}
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EditorTexturePreviewPlugin::EditorTexturePreviewPlugin() {
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}
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////////////////////////////////////////////////////////////////////////////
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bool EditorImagePreviewPlugin::handles(const String &p_type) const {
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	return p_type == "Image";
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}
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Ref<Texture2D> EditorImagePreviewPlugin::generate(const Ref<Resource> &p_from, const Size2 &p_size, Dictionary &p_metadata) const {
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	Ref<Image> img = p_from;
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	if (img.is_null() || img->is_empty()) {
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		return Ref<Image>();
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	}
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	img = img->duplicate();
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	img->clear_mipmaps();
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	if (img->is_compressed()) {
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		if (img->decompress() != OK) {
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			return Ref<Image>();
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		}
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	} else if (img->get_format() != Image::FORMAT_RGB8 && img->get_format() != Image::FORMAT_RGBA8) {
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		img->convert(Image::FORMAT_RGBA8);
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	}
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	Vector2 new_size = img->get_size();
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	if (new_size.x > p_size.x) {
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		new_size = Vector2(p_size.x, new_size.y * p_size.x / new_size.x);
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	}
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	if (new_size.y > p_size.y) {
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		new_size = Vector2(new_size.x * p_size.y / new_size.y, p_size.y);
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	}
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	img->resize(new_size.x, new_size.y, Image::INTERPOLATE_CUBIC);
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	post_process_preview(img);
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	return ImageTexture::create_from_image(img);
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}
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EditorImagePreviewPlugin::EditorImagePreviewPlugin() {
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}
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bool EditorImagePreviewPlugin::generate_small_preview_automatically() const {
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	return true;
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}
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////////////////////////////////////////////////////////////////////////////
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bool EditorBitmapPreviewPlugin::handles(const String &p_type) const {
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	return ClassDB::is_parent_class(p_type, "BitMap");
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}
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Ref<Texture2D> EditorBitmapPreviewPlugin::generate(const Ref<Resource> &p_from, const Size2 &p_size, Dictionary &p_metadata) const {
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	Ref<BitMap> bm = p_from;
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	if (bm->get_size() == Size2()) {
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		return Ref<Texture2D>();
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	}
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	Vector<uint8_t> data;
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	data.resize(bm->get_size().width * bm->get_size().height);
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	{
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		uint8_t *w = data.ptrw();
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		for (int i = 0; i < bm->get_size().width; i++) {
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			for (int j = 0; j < bm->get_size().height; j++) {
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				if (bm->get_bit(i, j)) {
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					w[j * (int)bm->get_size().width + i] = 255;
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				} else {
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					w[j * (int)bm->get_size().width + i] = 0;
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				}
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			}
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		}
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	}
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	Ref<Image> img = Image::create_from_data(bm->get_size().width, bm->get_size().height, false, Image::FORMAT_L8, data);
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	if (img->is_compressed()) {
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		if (img->decompress() != OK) {
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			return Ref<Texture2D>();
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		}
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	} else if (img->get_format() != Image::FORMAT_RGB8 && img->get_format() != Image::FORMAT_RGBA8) {
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		img->convert(Image::FORMAT_RGBA8);
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	}
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	Vector2 new_size = img->get_size();
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	if (new_size.x > p_size.x) {
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		new_size = Vector2(p_size.x, new_size.y * p_size.x / new_size.x);
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	}
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	if (new_size.y > p_size.y) {
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		new_size = Vector2(new_size.x * p_size.y / new_size.y, p_size.y);
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	}
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	img->resize(new_size.x, new_size.y, Image::INTERPOLATE_CUBIC);
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	post_process_preview(img);
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	return ImageTexture::create_from_image(img);
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}
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bool EditorBitmapPreviewPlugin::generate_small_preview_automatically() const {
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	return true;
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}
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EditorBitmapPreviewPlugin::EditorBitmapPreviewPlugin() {
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}
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///////////////////////////////////////////////////////////////////////////
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bool EditorPackedScenePreviewPlugin::handles(const String &p_type) const {
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	return ClassDB::is_parent_class(p_type, "PackedScene");
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}
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Ref<Texture2D> EditorPackedScenePreviewPlugin::generate(const Ref<Resource> &p_from, const Size2 &p_size, Dictionary &p_metadata) const {
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	return generate_from_path(p_from->get_path(), p_size, p_metadata);
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}
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Ref<Texture2D> EditorPackedScenePreviewPlugin::generate_from_path(const String &p_path, const Size2 &p_size, Dictionary &p_metadata) const {
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	String temp_path = EditorPaths::get_singleton()->get_cache_dir();
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	String cache_base = ProjectSettings::get_singleton()->globalize_path(p_path).md5_text();
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	cache_base = temp_path.path_join("resthumb-" + cache_base);
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	//does not have it, try to load a cached thumbnail
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	String path = cache_base + ".png";
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	if (!FileAccess::exists(path)) {
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		return Ref<Texture2D>();
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	}
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	Ref<Image> img;
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	img.instantiate();
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	Error err = img->load(path);
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	if (err == OK) {
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		post_process_preview(img);
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		return ImageTexture::create_from_image(img);
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	} else {
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		return Ref<Texture2D>();
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	}
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}
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EditorPackedScenePreviewPlugin::EditorPackedScenePreviewPlugin() {
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}
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//////////////////////////////////////////////////////////////////
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void EditorMaterialPreviewPlugin::_generate_frame_started() {
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	RS::get_singleton()->viewport_set_update_mode(viewport, RS::VIEWPORT_UPDATE_ONCE); //once used for capture
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	RS::get_singleton()->request_frame_drawn_callback(callable_mp(const_cast<EditorMaterialPreviewPlugin *>(this), &EditorMaterialPreviewPlugin::_preview_done));
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}
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void EditorMaterialPreviewPlugin::_preview_done() {
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	preview_done.post();
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}
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bool EditorMaterialPreviewPlugin::handles(const String &p_type) const {
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	return ClassDB::is_parent_class(p_type, "Material"); // Any material.
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}
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bool EditorMaterialPreviewPlugin::generate_small_preview_automatically() const {
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	return true;
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}
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Ref<Texture2D> EditorMaterialPreviewPlugin::generate(const Ref<Resource> &p_from, const Size2 &p_size, Dictionary &p_metadata) const {
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	Ref<Material> material = p_from;
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	ERR_FAIL_COND_V(material.is_null(), Ref<Texture2D>());
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	if (material->get_shader_mode() == Shader::MODE_SPATIAL) {
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		RS::get_singleton()->mesh_surface_set_material(sphere, 0, material->get_rid());
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		RS::get_singleton()->connect(SNAME("frame_pre_draw"), callable_mp(const_cast<EditorMaterialPreviewPlugin *>(this), &EditorMaterialPreviewPlugin::_generate_frame_started), Object::CONNECT_ONE_SHOT);
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		preview_done.wait();
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		Ref<Image> img = RS::get_singleton()->texture_2d_get(viewport_texture);
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		RS::get_singleton()->mesh_surface_set_material(sphere, 0, RID());
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		ERR_FAIL_COND_V(!img.is_valid(), Ref<ImageTexture>());
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		img->convert(Image::FORMAT_RGBA8);
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		int thumbnail_size = MAX(p_size.x, p_size.y);
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		img->resize(thumbnail_size, thumbnail_size, Image::INTERPOLATE_CUBIC);
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		post_process_preview(img);
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		return ImageTexture::create_from_image(img);
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	}
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	return Ref<Texture2D>();
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}
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EditorMaterialPreviewPlugin::EditorMaterialPreviewPlugin() {
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	scenario = RS::get_singleton()->scenario_create();
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	viewport = RS::get_singleton()->viewport_create();
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	RS::get_singleton()->viewport_set_update_mode(viewport, RS::VIEWPORT_UPDATE_DISABLED);
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	RS::get_singleton()->viewport_set_scenario(viewport, scenario);
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	RS::get_singleton()->viewport_set_size(viewport, 128, 128);
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	RS::get_singleton()->viewport_set_transparent_background(viewport, true);
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	RS::get_singleton()->viewport_set_active(viewport, true);
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	viewport_texture = RS::get_singleton()->viewport_get_texture(viewport);
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	camera = RS::get_singleton()->camera_create();
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	RS::get_singleton()->viewport_attach_camera(viewport, camera);
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	RS::get_singleton()->camera_set_transform(camera, Transform3D(Basis(), Vector3(0, 0, 3)));
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	RS::get_singleton()->camera_set_perspective(camera, 45, 0.1, 10);
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	if (GLOBAL_GET("rendering/lights_and_shadows/use_physical_light_units")) {
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		camera_attributes = RS::get_singleton()->camera_attributes_create();
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		RS::get_singleton()->camera_attributes_set_exposure(camera_attributes, 1.0, 0.000032552); // Matches default CameraAttributesPhysical to work well with default DirectionalLight3Ds.
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		RS::get_singleton()->camera_set_camera_attributes(camera, camera_attributes);
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	}
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	light = RS::get_singleton()->directional_light_create();
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	light_instance = RS::get_singleton()->instance_create2(light, scenario);
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	RS::get_singleton()->instance_set_transform(light_instance, Transform3D().looking_at(Vector3(-1, -1, -1), Vector3(0, 1, 0)));
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	light2 = RS::get_singleton()->directional_light_create();
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	RS::get_singleton()->light_set_color(light2, Color(0.7, 0.7, 0.7));
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	//RS::get_singleton()->light_set_color(light2, Color(0.7, 0.7, 0.7));
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	light_instance2 = RS::get_singleton()->instance_create2(light2, scenario);
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	RS::get_singleton()->instance_set_transform(light_instance2, Transform3D().looking_at(Vector3(0, 1, 0), Vector3(0, 0, 1)));
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	sphere = RS::get_singleton()->mesh_create();
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	sphere_instance = RS::get_singleton()->instance_create2(sphere, scenario);
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	int lats = 32;
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	int lons = 32;
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	const double lat_step = Math_TAU / lats;
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	const double lon_step = Math_TAU / lons;
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	real_t radius = 1.0;
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	Vector<Vector3> vertices;
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	Vector<Vector3> normals;
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	Vector<Vector2> uvs;
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	Vector<real_t> tangents;
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	Basis tt = Basis(Vector3(0, 1, 0), Math_PI * 0.5);
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	for (int i = 1; i <= lats; i++) {
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		double lat0 = lat_step * (i - 1) - Math_TAU / 4;
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		double z0 = Math::sin(lat0);
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		double zr0 = Math::cos(lat0);
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		double lat1 = lat_step * i - Math_TAU / 4;
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		double z1 = Math::sin(lat1);
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		double zr1 = Math::cos(lat1);
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		for (int j = lons; j >= 1; j--) {
 | 
						||
			double lng0 = lon_step * (j - 1);
 | 
						||
			double x0 = Math::cos(lng0);
 | 
						||
			double y0 = Math::sin(lng0);
 | 
						||
 | 
						||
			double lng1 = lon_step * j;
 | 
						||
			double x1 = Math::cos(lng1);
 | 
						||
			double y1 = Math::sin(lng1);
 | 
						||
 | 
						||
			Vector3 v[4] = {
 | 
						||
				Vector3(x1 * zr0, z0, y1 * zr0),
 | 
						||
				Vector3(x1 * zr1, z1, y1 * zr1),
 | 
						||
				Vector3(x0 * zr1, z1, y0 * zr1),
 | 
						||
				Vector3(x0 * zr0, z0, y0 * zr0)
 | 
						||
			};
 | 
						||
 | 
						||
#define ADD_POINT(m_idx)                                                                       \
 | 
						||
	normals.push_back(v[m_idx]);                                                               \
 | 
						||
	vertices.push_back(v[m_idx] * radius);                                                     \
 | 
						||
	{                                                                                          \
 | 
						||
		Vector2 uv(Math::atan2(v[m_idx].x, v[m_idx].z), Math::atan2(-v[m_idx].y, v[m_idx].z)); \
 | 
						||
		uv /= Math_PI;                                                                         \
 | 
						||
		uv *= 4.0;                                                                             \
 | 
						||
		uv = uv * 0.5 + Vector2(0.5, 0.5);                                                     \
 | 
						||
		uvs.push_back(uv);                                                                     \
 | 
						||
	}                                                                                          \
 | 
						||
	{                                                                                          \
 | 
						||
		Vector3 t = tt.xform(v[m_idx]);                                                        \
 | 
						||
		tangents.push_back(t.x);                                                               \
 | 
						||
		tangents.push_back(t.y);                                                               \
 | 
						||
		tangents.push_back(t.z);                                                               \
 | 
						||
		tangents.push_back(1.0);                                                               \
 | 
						||
	}
 | 
						||
 | 
						||
			ADD_POINT(0);
 | 
						||
			ADD_POINT(1);
 | 
						||
			ADD_POINT(2);
 | 
						||
 | 
						||
			ADD_POINT(2);
 | 
						||
			ADD_POINT(3);
 | 
						||
			ADD_POINT(0);
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	Array arr;
 | 
						||
	arr.resize(RS::ARRAY_MAX);
 | 
						||
	arr[RS::ARRAY_VERTEX] = vertices;
 | 
						||
	arr[RS::ARRAY_NORMAL] = normals;
 | 
						||
	arr[RS::ARRAY_TANGENT] = tangents;
 | 
						||
	arr[RS::ARRAY_TEX_UV] = uvs;
 | 
						||
	RS::get_singleton()->mesh_add_surface_from_arrays(sphere, RS::PRIMITIVE_TRIANGLES, arr);
 | 
						||
}
 | 
						||
 | 
						||
EditorMaterialPreviewPlugin::~EditorMaterialPreviewPlugin() {
 | 
						||
	ERR_FAIL_NULL(RenderingServer::get_singleton());
 | 
						||
	RS::get_singleton()->free(sphere);
 | 
						||
	RS::get_singleton()->free(sphere_instance);
 | 
						||
	RS::get_singleton()->free(viewport);
 | 
						||
	RS::get_singleton()->free(light);
 | 
						||
	RS::get_singleton()->free(light_instance);
 | 
						||
	RS::get_singleton()->free(light2);
 | 
						||
	RS::get_singleton()->free(light_instance2);
 | 
						||
	RS::get_singleton()->free(camera);
 | 
						||
	RS::get_singleton()->free(camera_attributes);
 | 
						||
	RS::get_singleton()->free(scenario);
 | 
						||
}
 | 
						||
 | 
						||
///////////////////////////////////////////////////////////////////////////
 | 
						||
 | 
						||
bool EditorScriptPreviewPlugin::handles(const String &p_type) const {
 | 
						||
	return ClassDB::is_parent_class(p_type, "Script");
 | 
						||
}
 | 
						||
 | 
						||
Ref<Texture2D> EditorScriptPreviewPlugin::generate(const Ref<Resource> &p_from, const Size2 &p_size, Dictionary &p_metadata) const {
 | 
						||
	Ref<Script> scr = p_from;
 | 
						||
	if (scr.is_null()) {
 | 
						||
		return Ref<Texture2D>();
 | 
						||
	}
 | 
						||
 | 
						||
	String code = scr->get_source_code().strip_edges();
 | 
						||
	if (code.is_empty()) {
 | 
						||
		return Ref<Texture2D>();
 | 
						||
	}
 | 
						||
 | 
						||
	List<String> kwors;
 | 
						||
	scr->get_language()->get_reserved_words(&kwors);
 | 
						||
 | 
						||
	HashSet<String> control_flow_keywords;
 | 
						||
	HashSet<String> keywords;
 | 
						||
 | 
						||
	for (const String &E : kwors) {
 | 
						||
		if (scr->get_language()->is_control_flow_keyword(E)) {
 | 
						||
			control_flow_keywords.insert(E);
 | 
						||
		} else {
 | 
						||
			keywords.insert(E);
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	int line = 0;
 | 
						||
	int col = 0;
 | 
						||
	int thumbnail_size = MAX(p_size.x, p_size.y);
 | 
						||
	Ref<Image> img = Image::create_empty(thumbnail_size, thumbnail_size, false, Image::FORMAT_RGBA8);
 | 
						||
 | 
						||
	Color bg_color = EDITOR_GET("text_editor/theme/highlighting/background_color");
 | 
						||
	Color keyword_color = EDITOR_GET("text_editor/theme/highlighting/keyword_color");
 | 
						||
	Color control_flow_keyword_color = EDITOR_GET("text_editor/theme/highlighting/control_flow_keyword_color");
 | 
						||
	Color text_color = EDITOR_GET("text_editor/theme/highlighting/text_color");
 | 
						||
	Color symbol_color = EDITOR_GET("text_editor/theme/highlighting/symbol_color");
 | 
						||
	Color comment_color = EDITOR_GET("text_editor/theme/highlighting/comment_color");
 | 
						||
 | 
						||
	if (bg_color.a == 0) {
 | 
						||
		bg_color = Color(0, 0, 0, 0);
 | 
						||
	}
 | 
						||
	bg_color.a = MAX(bg_color.a, 0.2); // some background
 | 
						||
 | 
						||
	img->fill(bg_color);
 | 
						||
 | 
						||
	const int x0 = thumbnail_size / 8;
 | 
						||
	const int y0 = thumbnail_size / 8;
 | 
						||
	const int available_height = thumbnail_size - 2 * y0;
 | 
						||
	col = x0;
 | 
						||
 | 
						||
	bool prev_is_text = false;
 | 
						||
	bool in_control_flow_keyword = false;
 | 
						||
	bool in_keyword = false;
 | 
						||
	bool in_comment = false;
 | 
						||
	for (int i = 0; i < code.length(); i++) {
 | 
						||
		char32_t c = code[i];
 | 
						||
		if (c > 32) {
 | 
						||
			if (col < thumbnail_size) {
 | 
						||
				Color color = text_color;
 | 
						||
 | 
						||
				if (c == '#') {
 | 
						||
					in_comment = true;
 | 
						||
				}
 | 
						||
 | 
						||
				if (in_comment) {
 | 
						||
					color = comment_color;
 | 
						||
				} else {
 | 
						||
					if (is_symbol(c)) {
 | 
						||
						//make symbol a little visible
 | 
						||
						color = symbol_color;
 | 
						||
						in_control_flow_keyword = false;
 | 
						||
						in_keyword = false;
 | 
						||
					} else if (!prev_is_text && is_ascii_identifier_char(c)) {
 | 
						||
						int pos = i;
 | 
						||
 | 
						||
						while (is_ascii_identifier_char(code[pos])) {
 | 
						||
							pos++;
 | 
						||
						}
 | 
						||
						String word = code.substr(i, pos - i);
 | 
						||
						if (control_flow_keywords.has(word)) {
 | 
						||
							in_control_flow_keyword = true;
 | 
						||
						} else if (keywords.has(word)) {
 | 
						||
							in_keyword = true;
 | 
						||
						}
 | 
						||
 | 
						||
					} else if (!is_ascii_identifier_char(c)) {
 | 
						||
						in_keyword = false;
 | 
						||
					}
 | 
						||
 | 
						||
					if (in_control_flow_keyword) {
 | 
						||
						color = control_flow_keyword_color;
 | 
						||
					} else if (in_keyword) {
 | 
						||
						color = keyword_color;
 | 
						||
					}
 | 
						||
				}
 | 
						||
				Color ul = color;
 | 
						||
				ul.a *= 0.5;
 | 
						||
				img->set_pixel(col, y0 + line * 2, bg_color.blend(ul));
 | 
						||
				img->set_pixel(col, y0 + line * 2 + 1, color);
 | 
						||
 | 
						||
				prev_is_text = is_ascii_identifier_char(c);
 | 
						||
			}
 | 
						||
			col++;
 | 
						||
		} else {
 | 
						||
			prev_is_text = false;
 | 
						||
			in_control_flow_keyword = false;
 | 
						||
			in_keyword = false;
 | 
						||
 | 
						||
			if (c == '\n') {
 | 
						||
				in_comment = false;
 | 
						||
 | 
						||
				col = x0;
 | 
						||
				line++;
 | 
						||
				if (line >= available_height / 2) {
 | 
						||
					break;
 | 
						||
				}
 | 
						||
			} else if (c == '\t') {
 | 
						||
				col += 3;
 | 
						||
			} else {
 | 
						||
				col++;
 | 
						||
			}
 | 
						||
		}
 | 
						||
	}
 | 
						||
	post_process_preview(img);
 | 
						||
	return ImageTexture::create_from_image(img);
 | 
						||
}
 | 
						||
 | 
						||
EditorScriptPreviewPlugin::EditorScriptPreviewPlugin() {
 | 
						||
}
 | 
						||
 | 
						||
///////////////////////////////////////////////////////////////////
 | 
						||
 | 
						||
bool EditorAudioStreamPreviewPlugin::handles(const String &p_type) const {
 | 
						||
	return ClassDB::is_parent_class(p_type, "AudioStream");
 | 
						||
}
 | 
						||
 | 
						||
Ref<Texture2D> EditorAudioStreamPreviewPlugin::generate(const Ref<Resource> &p_from, const Size2 &p_size, Dictionary &p_metadata) const {
 | 
						||
	Ref<AudioStream> stream = p_from;
 | 
						||
	ERR_FAIL_COND_V(stream.is_null(), Ref<Texture2D>());
 | 
						||
 | 
						||
	Vector<uint8_t> img;
 | 
						||
 | 
						||
	int w = p_size.x;
 | 
						||
	int h = p_size.y;
 | 
						||
	img.resize(w * h * 3);
 | 
						||
 | 
						||
	uint8_t *imgdata = img.ptrw();
 | 
						||
	uint8_t *imgw = imgdata;
 | 
						||
 | 
						||
	Ref<AudioStreamPlayback> playback = stream->instantiate_playback();
 | 
						||
	ERR_FAIL_COND_V(playback.is_null(), Ref<Texture2D>());
 | 
						||
 | 
						||
	real_t len_s = stream->get_length();
 | 
						||
	if (len_s == 0) {
 | 
						||
		len_s = 60; //one minute audio if no length specified
 | 
						||
	}
 | 
						||
	int frame_length = AudioServer::get_singleton()->get_mix_rate() * len_s;
 | 
						||
 | 
						||
	Vector<AudioFrame> frames;
 | 
						||
	frames.resize(frame_length);
 | 
						||
 | 
						||
	playback->start();
 | 
						||
	playback->mix(frames.ptrw(), 1, frames.size());
 | 
						||
	playback->stop();
 | 
						||
 | 
						||
	for (int i = 0; i < w; i++) {
 | 
						||
		real_t max = -1000;
 | 
						||
		real_t min = 1000;
 | 
						||
		int from = uint64_t(i) * frame_length / w;
 | 
						||
		int to = (uint64_t(i) + 1) * frame_length / w;
 | 
						||
		to = MIN(to, frame_length);
 | 
						||
		from = MIN(from, frame_length - 1);
 | 
						||
		if (to == from) {
 | 
						||
			to = from + 1;
 | 
						||
		}
 | 
						||
 | 
						||
		for (int j = from; j < to; j++) {
 | 
						||
			max = MAX(max, frames[j].l);
 | 
						||
			max = MAX(max, frames[j].r);
 | 
						||
 | 
						||
			min = MIN(min, frames[j].l);
 | 
						||
			min = MIN(min, frames[j].r);
 | 
						||
		}
 | 
						||
 | 
						||
		int pfrom = CLAMP((min * 0.5 + 0.5) * h / 2, 0, h / 2) + h / 4;
 | 
						||
		int pto = CLAMP((max * 0.5 + 0.5) * h / 2, 0, h / 2) + h / 4;
 | 
						||
 | 
						||
		for (int j = 0; j < h; j++) {
 | 
						||
			uint8_t *p = &imgw[(j * w + i) * 3];
 | 
						||
			if (j < pfrom || j > pto) {
 | 
						||
				p[0] = 100;
 | 
						||
				p[1] = 100;
 | 
						||
				p[2] = 100;
 | 
						||
			} else {
 | 
						||
				p[0] = 180;
 | 
						||
				p[1] = 180;
 | 
						||
				p[2] = 180;
 | 
						||
			}
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	//post_process_preview(img);
 | 
						||
 | 
						||
	Ref<Image> image = Image::create_from_data(w, h, false, Image::FORMAT_RGB8, img);
 | 
						||
	return ImageTexture::create_from_image(image);
 | 
						||
}
 | 
						||
 | 
						||
EditorAudioStreamPreviewPlugin::EditorAudioStreamPreviewPlugin() {
 | 
						||
}
 | 
						||
 | 
						||
///////////////////////////////////////////////////////////////////////////
 | 
						||
 | 
						||
void EditorMeshPreviewPlugin::_generate_frame_started() {
 | 
						||
	RS::get_singleton()->viewport_set_update_mode(viewport, RS::VIEWPORT_UPDATE_ONCE); //once used for capture
 | 
						||
 | 
						||
	RS::get_singleton()->request_frame_drawn_callback(callable_mp(const_cast<EditorMeshPreviewPlugin *>(this), &EditorMeshPreviewPlugin::_preview_done));
 | 
						||
}
 | 
						||
 | 
						||
void EditorMeshPreviewPlugin::_preview_done() {
 | 
						||
	preview_done.post();
 | 
						||
}
 | 
						||
 | 
						||
bool EditorMeshPreviewPlugin::handles(const String &p_type) const {
 | 
						||
	return ClassDB::is_parent_class(p_type, "Mesh"); // Any mesh.
 | 
						||
}
 | 
						||
 | 
						||
Ref<Texture2D> EditorMeshPreviewPlugin::generate(const Ref<Resource> &p_from, const Size2 &p_size, Dictionary &p_metadata) const {
 | 
						||
	Ref<Mesh> mesh = p_from;
 | 
						||
	ERR_FAIL_COND_V(mesh.is_null(), Ref<Texture2D>());
 | 
						||
 | 
						||
	RS::get_singleton()->instance_set_base(mesh_instance, mesh->get_rid());
 | 
						||
 | 
						||
	AABB aabb = mesh->get_aabb();
 | 
						||
	Vector3 ofs = aabb.get_center();
 | 
						||
	aabb.position -= ofs;
 | 
						||
	Transform3D xform;
 | 
						||
	xform.basis = Basis().rotated(Vector3(0, 1, 0), -Math_PI * 0.125);
 | 
						||
	xform.basis = Basis().rotated(Vector3(1, 0, 0), Math_PI * 0.125) * xform.basis;
 | 
						||
	AABB rot_aabb = xform.xform(aabb);
 | 
						||
	real_t m = MAX(rot_aabb.size.x, rot_aabb.size.y) * 0.5;
 | 
						||
	if (m == 0) {
 | 
						||
		return Ref<Texture2D>();
 | 
						||
	}
 | 
						||
	m = 1.0 / m;
 | 
						||
	m *= 0.5;
 | 
						||
	xform.basis.scale(Vector3(m, m, m));
 | 
						||
	xform.origin = -xform.basis.xform(ofs); //-ofs*m;
 | 
						||
	xform.origin.z -= rot_aabb.size.z * 2;
 | 
						||
	RS::get_singleton()->instance_set_transform(mesh_instance, xform);
 | 
						||
 | 
						||
	RS::get_singleton()->connect(SNAME("frame_pre_draw"), callable_mp(const_cast<EditorMeshPreviewPlugin *>(this), &EditorMeshPreviewPlugin::_generate_frame_started), Object::CONNECT_ONE_SHOT);
 | 
						||
 | 
						||
	preview_done.wait();
 | 
						||
 | 
						||
	Ref<Image> img = RS::get_singleton()->texture_2d_get(viewport_texture);
 | 
						||
	ERR_FAIL_COND_V(img.is_null(), Ref<ImageTexture>());
 | 
						||
 | 
						||
	RS::get_singleton()->instance_set_base(mesh_instance, RID());
 | 
						||
 | 
						||
	img->convert(Image::FORMAT_RGBA8);
 | 
						||
 | 
						||
	Vector2 new_size = img->get_size();
 | 
						||
	if (new_size.x > p_size.x) {
 | 
						||
		new_size = Vector2(p_size.x, new_size.y * p_size.x / new_size.x);
 | 
						||
	}
 | 
						||
	if (new_size.y > p_size.y) {
 | 
						||
		new_size = Vector2(new_size.x * p_size.y / new_size.y, p_size.y);
 | 
						||
	}
 | 
						||
	img->resize(new_size.x, new_size.y, Image::INTERPOLATE_CUBIC);
 | 
						||
	post_process_preview(img);
 | 
						||
 | 
						||
	return ImageTexture::create_from_image(img);
 | 
						||
}
 | 
						||
 | 
						||
EditorMeshPreviewPlugin::EditorMeshPreviewPlugin() {
 | 
						||
	scenario = RS::get_singleton()->scenario_create();
 | 
						||
 | 
						||
	viewport = RS::get_singleton()->viewport_create();
 | 
						||
	RS::get_singleton()->viewport_set_update_mode(viewport, RS::VIEWPORT_UPDATE_DISABLED);
 | 
						||
	RS::get_singleton()->viewport_set_scenario(viewport, scenario);
 | 
						||
	RS::get_singleton()->viewport_set_size(viewport, 128, 128);
 | 
						||
	RS::get_singleton()->viewport_set_transparent_background(viewport, true);
 | 
						||
	RS::get_singleton()->viewport_set_active(viewport, true);
 | 
						||
	viewport_texture = RS::get_singleton()->viewport_get_texture(viewport);
 | 
						||
 | 
						||
	camera = RS::get_singleton()->camera_create();
 | 
						||
	RS::get_singleton()->viewport_attach_camera(viewport, camera);
 | 
						||
	RS::get_singleton()->camera_set_transform(camera, Transform3D(Basis(), Vector3(0, 0, 3)));
 | 
						||
	//RS::get_singleton()->camera_set_perspective(camera,45,0.1,10);
 | 
						||
	RS::get_singleton()->camera_set_orthogonal(camera, 1.0, 0.01, 1000.0);
 | 
						||
 | 
						||
	if (GLOBAL_GET("rendering/lights_and_shadows/use_physical_light_units")) {
 | 
						||
		camera_attributes = RS::get_singleton()->camera_attributes_create();
 | 
						||
		RS::get_singleton()->camera_attributes_set_exposure(camera_attributes, 1.0, 0.000032552); // Matches default CameraAttributesPhysical to work well with default DirectionalLight3Ds.
 | 
						||
		RS::get_singleton()->camera_set_camera_attributes(camera, camera_attributes);
 | 
						||
	}
 | 
						||
 | 
						||
	light = RS::get_singleton()->directional_light_create();
 | 
						||
	light_instance = RS::get_singleton()->instance_create2(light, scenario);
 | 
						||
	RS::get_singleton()->instance_set_transform(light_instance, Transform3D().looking_at(Vector3(-1, -1, -1), Vector3(0, 1, 0)));
 | 
						||
 | 
						||
	light2 = RS::get_singleton()->directional_light_create();
 | 
						||
	RS::get_singleton()->light_set_color(light2, Color(0.7, 0.7, 0.7));
 | 
						||
	//RS::get_singleton()->light_set_color(light2, RS::LIGHT_COLOR_SPECULAR, Color(0.0, 0.0, 0.0));
 | 
						||
	light_instance2 = RS::get_singleton()->instance_create2(light2, scenario);
 | 
						||
 | 
						||
	RS::get_singleton()->instance_set_transform(light_instance2, Transform3D().looking_at(Vector3(0, 1, 0), Vector3(0, 0, 1)));
 | 
						||
 | 
						||
	//sphere = RS::get_singleton()->mesh_create();
 | 
						||
	mesh_instance = RS::get_singleton()->instance_create();
 | 
						||
	RS::get_singleton()->instance_set_scenario(mesh_instance, scenario);
 | 
						||
}
 | 
						||
 | 
						||
EditorMeshPreviewPlugin::~EditorMeshPreviewPlugin() {
 | 
						||
	ERR_FAIL_NULL(RenderingServer::get_singleton());
 | 
						||
	//RS::get_singleton()->free(sphere);
 | 
						||
	RS::get_singleton()->free(mesh_instance);
 | 
						||
	RS::get_singleton()->free(viewport);
 | 
						||
	RS::get_singleton()->free(light);
 | 
						||
	RS::get_singleton()->free(light_instance);
 | 
						||
	RS::get_singleton()->free(light2);
 | 
						||
	RS::get_singleton()->free(light_instance2);
 | 
						||
	RS::get_singleton()->free(camera);
 | 
						||
	RS::get_singleton()->free(camera_attributes);
 | 
						||
	RS::get_singleton()->free(scenario);
 | 
						||
}
 | 
						||
 | 
						||
///////////////////////////////////////////////////////////////////////////
 | 
						||
 | 
						||
void EditorFontPreviewPlugin::_generate_frame_started() {
 | 
						||
	RS::get_singleton()->viewport_set_update_mode(viewport, RS::VIEWPORT_UPDATE_ONCE); //once used for capture
 | 
						||
 | 
						||
	RS::get_singleton()->request_frame_drawn_callback(callable_mp(const_cast<EditorFontPreviewPlugin *>(this), &EditorFontPreviewPlugin::_preview_done));
 | 
						||
}
 | 
						||
 | 
						||
void EditorFontPreviewPlugin::_preview_done() {
 | 
						||
	preview_done.post();
 | 
						||
}
 | 
						||
 | 
						||
bool EditorFontPreviewPlugin::handles(const String &p_type) const {
 | 
						||
	return ClassDB::is_parent_class(p_type, "Font");
 | 
						||
}
 | 
						||
 | 
						||
Ref<Texture2D> EditorFontPreviewPlugin::generate_from_path(const String &p_path, const Size2 &p_size, Dictionary &p_metadata) const {
 | 
						||
	Ref<Font> sampled_font = ResourceLoader::load(p_path);
 | 
						||
	ERR_FAIL_COND_V(sampled_font.is_null(), Ref<Texture2D>());
 | 
						||
 | 
						||
	String sample;
 | 
						||
	static const String sample_base = U"12漢字ԱբΑαАбΑαאבابܐܒހށआআਆઆଆஆఆಆആආกิກິༀကႠა한글ሀᎣᐁᚁᚠᜀᜠᝀᝠកᠠᤁᥐAb😀";
 | 
						||
	for (int i = 0; i < sample_base.length(); i++) {
 | 
						||
		if (sampled_font->has_char(sample_base[i])) {
 | 
						||
			sample += sample_base[i];
 | 
						||
		}
 | 
						||
	}
 | 
						||
	if (sample.is_empty()) {
 | 
						||
		sample = sampled_font->get_supported_chars().substr(0, 6);
 | 
						||
	}
 | 
						||
	Vector2 size = sampled_font->get_string_size(sample, HORIZONTAL_ALIGNMENT_LEFT, -1, 50);
 | 
						||
 | 
						||
	Vector2 pos;
 | 
						||
 | 
						||
	pos.x = 64 - size.x / 2;
 | 
						||
	pos.y = 80;
 | 
						||
 | 
						||
	const Color c = GLOBAL_GET("rendering/environment/defaults/default_clear_color");
 | 
						||
	const float fg = c.get_luminance() < 0.5 ? 1.0 : 0.0;
 | 
						||
	sampled_font->draw_string(canvas_item, pos, sample, HORIZONTAL_ALIGNMENT_LEFT, -1.f, 50, Color(fg, fg, fg));
 | 
						||
 | 
						||
	RS::get_singleton()->connect(SNAME("frame_pre_draw"), callable_mp(const_cast<EditorFontPreviewPlugin *>(this), &EditorFontPreviewPlugin::_generate_frame_started), Object::CONNECT_ONE_SHOT);
 | 
						||
 | 
						||
	preview_done.wait();
 | 
						||
 | 
						||
	RS::get_singleton()->canvas_item_clear(canvas_item);
 | 
						||
 | 
						||
	Ref<Image> img = RS::get_singleton()->texture_2d_get(viewport_texture);
 | 
						||
	ERR_FAIL_COND_V(img.is_null(), Ref<ImageTexture>());
 | 
						||
 | 
						||
	img->convert(Image::FORMAT_RGBA8);
 | 
						||
 | 
						||
	Vector2 new_size = img->get_size();
 | 
						||
	if (new_size.x > p_size.x) {
 | 
						||
		new_size = Vector2(p_size.x, new_size.y * p_size.x / new_size.x);
 | 
						||
	}
 | 
						||
	if (new_size.y > p_size.y) {
 | 
						||
		new_size = Vector2(new_size.x * p_size.y / new_size.y, p_size.y);
 | 
						||
	}
 | 
						||
	img->resize(new_size.x, new_size.y, Image::INTERPOLATE_CUBIC);
 | 
						||
	post_process_preview(img);
 | 
						||
 | 
						||
	return ImageTexture::create_from_image(img);
 | 
						||
}
 | 
						||
 | 
						||
Ref<Texture2D> EditorFontPreviewPlugin::generate(const Ref<Resource> &p_from, const Size2 &p_size, Dictionary &p_metadata) const {
 | 
						||
	String path = p_from->get_path();
 | 
						||
	if (!FileAccess::exists(path)) {
 | 
						||
		return Ref<Texture2D>();
 | 
						||
	}
 | 
						||
	return generate_from_path(path, p_size, p_metadata);
 | 
						||
}
 | 
						||
 | 
						||
EditorFontPreviewPlugin::EditorFontPreviewPlugin() {
 | 
						||
	viewport = RS::get_singleton()->viewport_create();
 | 
						||
	RS::get_singleton()->viewport_set_update_mode(viewport, RS::VIEWPORT_UPDATE_DISABLED);
 | 
						||
	RS::get_singleton()->viewport_set_size(viewport, 128, 128);
 | 
						||
	RS::get_singleton()->viewport_set_active(viewport, true);
 | 
						||
	viewport_texture = RS::get_singleton()->viewport_get_texture(viewport);
 | 
						||
 | 
						||
	canvas = RS::get_singleton()->canvas_create();
 | 
						||
	canvas_item = RS::get_singleton()->canvas_item_create();
 | 
						||
 | 
						||
	RS::get_singleton()->viewport_attach_canvas(viewport, canvas);
 | 
						||
	RS::get_singleton()->canvas_item_set_parent(canvas_item, canvas);
 | 
						||
}
 | 
						||
 | 
						||
EditorFontPreviewPlugin::~EditorFontPreviewPlugin() {
 | 
						||
	ERR_FAIL_NULL(RenderingServer::get_singleton());
 | 
						||
	RS::get_singleton()->free(canvas_item);
 | 
						||
	RS::get_singleton()->free(canvas);
 | 
						||
	RS::get_singleton()->free(viewport);
 | 
						||
}
 | 
						||
 | 
						||
////////////////////////////////////////////////////////////////////////////
 | 
						||
 | 
						||
static const real_t GRADIENT_PREVIEW_TEXTURE_SCALE_FACTOR = 4.0;
 | 
						||
 | 
						||
bool EditorGradientPreviewPlugin::handles(const String &p_type) const {
 | 
						||
	return ClassDB::is_parent_class(p_type, "Gradient");
 | 
						||
}
 | 
						||
 | 
						||
bool EditorGradientPreviewPlugin::generate_small_preview_automatically() const {
 | 
						||
	return true;
 | 
						||
}
 | 
						||
 | 
						||
Ref<Texture2D> EditorGradientPreviewPlugin::generate(const Ref<Resource> &p_from, const Size2 &p_size, Dictionary &p_metadata) const {
 | 
						||
	Ref<Gradient> gradient = p_from;
 | 
						||
	if (gradient.is_valid()) {
 | 
						||
		Ref<GradientTexture1D> ptex;
 | 
						||
		ptex.instantiate();
 | 
						||
		ptex->set_width(p_size.width * GRADIENT_PREVIEW_TEXTURE_SCALE_FACTOR * EDSCALE);
 | 
						||
		ptex->set_gradient(gradient);
 | 
						||
		return ImageTexture::create_from_image(ptex->get_image());
 | 
						||
	}
 | 
						||
	return Ref<Texture2D>();
 | 
						||
}
 | 
						||
 | 
						||
EditorGradientPreviewPlugin::EditorGradientPreviewPlugin() {
 | 
						||
}
 |