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godot/editor/plugins/editor_preview_plugins.cpp
lawnjelly 3d981b8265 Add option to use handles to RID 
Adds an option to compile an alternative implementation for RIDs, which allows checks for erroneous usage patterns as well as providing leak tests.
2021-12-06 14:43:34 +00:00

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/*************************************************************************/
/* editor_preview_plugins.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "editor_preview_plugins.h"
#include "core/io/file_access_memory.h"
#include "core/io/resource_loader.h"
#include "core/os/os.h"
#include "editor/editor_node.h"
#include "editor/editor_scale.h"
#include "editor/editor_settings.h"
#include "scene/resources/bit_map.h"
#include "scene/resources/dynamic_font.h"
#include "scene/resources/material.h"
#include "scene/resources/mesh.h"
#include "servers/audio/audio_stream.h"
void post_process_preview(Ref<Image> p_image) {
if (p_image->get_format() != Image::FORMAT_RGBA8) {
p_image->convert(Image::FORMAT_RGBA8);
}
p_image->lock();
const int w = p_image->get_width();
const int h = p_image->get_height();
const int r = MIN(w, h) / 32;
const int r2 = r * r;
Color transparent = Color(0, 0, 0, 0);
for (int i = 0; i < r; i++) {
for (int j = 0; j < r; j++) {
int dx = i - r;
int dy = j - r;
if (dx * dx + dy * dy > r2) {
p_image->set_pixel(i, j, transparent);
p_image->set_pixel(w - 1 - i, j, transparent);
p_image->set_pixel(w - 1 - i, h - 1 - j, transparent);
p_image->set_pixel(i, h - 1 - j, transparent);
} else {
break;
}
}
}
p_image->unlock();
}
bool EditorTexturePreviewPlugin::handles(const String &p_type) const {
return ClassDB::is_parent_class(p_type, "Texture");
}
bool EditorTexturePreviewPlugin::generate_small_preview_automatically() const {
return true;
}
Ref<Texture> EditorTexturePreviewPlugin::generate(const RES &p_from, const Size2 &p_size) const {
Ref<Image> img;
Ref<AtlasTexture> atex = p_from;
Ref<LargeTexture> ltex = p_from;
if (atex.is_valid()) {
Ref<Texture> tex = atex->get_atlas();
if (!tex.is_valid()) {
return Ref<Texture>();
}
Ref<Image> atlas = tex->get_data();
if (!atlas.is_valid()) {
return Ref<Texture>();
}
img = atlas->get_rect(atex->get_region());
} else if (ltex.is_valid()) {
img = ltex->to_image();
} else {
Ref<Texture> tex = p_from;
if (tex.is_valid()) {
img = tex->get_data();
if (img.is_valid()) {
img = img->duplicate();
}
}
}
if (img.is_null() || img->empty()) {
return Ref<Texture>();
}
img->clear_mipmaps();
if (img->is_compressed()) {
if (img->decompress() != OK) {
return Ref<Texture>();
}
} else if (img->get_format() != Image::FORMAT_RGB8 && img->get_format() != Image::FORMAT_RGBA8) {
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);
}
Vector2i new_size_i(MAX(1, (int)new_size.x), MAX(1, (int)new_size.y));
img->resize(new_size_i.x, new_size_i.y, Image::INTERPOLATE_CUBIC);
post_process_preview(img);
Ref<ImageTexture> ptex = Ref<ImageTexture>(memnew(ImageTexture));
ptex->create_from_image(img, 0);
return ptex;
}
EditorTexturePreviewPlugin::EditorTexturePreviewPlugin() {
}
////////////////////////////////////////////////////////////////////////////
bool EditorImagePreviewPlugin::handles(const String &p_type) const {
return p_type == "Image";
}
Ref<Texture> EditorImagePreviewPlugin::generate(const RES &p_from, const Size2 &p_size) const {
Ref<Image> img = p_from;
if (img.is_null() || img->empty()) {
return Ref<Image>();
}
img = img->duplicate();
img->clear_mipmaps();
if (img->is_compressed()) {
if (img->decompress() != OK) {
return Ref<Image>();
}
} else if (img->get_format() != Image::FORMAT_RGB8 && img->get_format() != Image::FORMAT_RGBA8) {
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);
Ref<ImageTexture> ptex;
ptex.instance();
ptex->create_from_image(img, 0);
return ptex;
}
EditorImagePreviewPlugin::EditorImagePreviewPlugin() {
}
bool EditorImagePreviewPlugin::generate_small_preview_automatically() const {
return true;
}
////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////
bool EditorBitmapPreviewPlugin::handles(const String &p_type) const {
return ClassDB::is_parent_class(p_type, "BitMap");
}
Ref<Texture> EditorBitmapPreviewPlugin::generate(const RES &p_from, const Size2 &p_size) const {
Ref<BitMap> bm = p_from;
if (bm->get_size() == Size2()) {
return Ref<Texture>();
}
PoolVector<uint8_t> data;
data.resize(bm->get_size().width * bm->get_size().height);
{
PoolVector<uint8_t>::Write w = data.write();
for (int i = 0; i < bm->get_size().width; i++) {
for (int j = 0; j < bm->get_size().height; j++) {
if (bm->get_bit(Point2i(i, j))) {
w[j * bm->get_size().width + i] = 255;
} else {
w[j * bm->get_size().width + i] = 0;
}
}
}
}
Ref<Image> img;
img.instance();
img->create(bm->get_size().width, bm->get_size().height, false, Image::FORMAT_L8, data);
if (img->is_compressed()) {
if (img->decompress() != OK) {
return Ref<Texture>();
}
} else if (img->get_format() != Image::FORMAT_RGB8 && img->get_format() != Image::FORMAT_RGBA8) {
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);
Ref<ImageTexture> ptex = Ref<ImageTexture>(memnew(ImageTexture));
ptex->create_from_image(img, 0);
return ptex;
}
bool EditorBitmapPreviewPlugin::generate_small_preview_automatically() const {
return true;
}
EditorBitmapPreviewPlugin::EditorBitmapPreviewPlugin() {
}
///////////////////////////////////////////////////////////////////////////
bool EditorPackedScenePreviewPlugin::handles(const String &p_type) const {
return ClassDB::is_parent_class(p_type, "PackedScene");
}
Ref<Texture> EditorPackedScenePreviewPlugin::generate(const RES &p_from, const Size2 &p_size) const {
return generate_from_path(p_from->get_path(), p_size);
}
Ref<Texture> EditorPackedScenePreviewPlugin::generate_from_path(const String &p_path, const Size2 &p_size) const {
String temp_path = EditorSettings::get_singleton()->get_cache_dir();
String cache_base = ProjectSettings::get_singleton()->globalize_path(p_path).md5_text();
cache_base = temp_path.plus_file("resthumb-" + cache_base);
//does not have it, try to load a cached thumbnail
String path = cache_base + ".png";
if (!FileAccess::exists(path)) {
return Ref<Texture>();
}
Ref<Image> img;
img.instance();
Error err = img->load(path);
if (err == OK) {
Ref<ImageTexture> ptex = Ref<ImageTexture>(memnew(ImageTexture));
post_process_preview(img);
ptex->create_from_image(img, 0);
return ptex;
} else {
return Ref<Texture>();
}
}
EditorPackedScenePreviewPlugin::EditorPackedScenePreviewPlugin() {
}
//////////////////////////////////////////////////////////////////
void EditorMaterialPreviewPlugin::_preview_done(const Variant &p_udata) {
preview_done.set();
}
void EditorMaterialPreviewPlugin::_bind_methods() {
ClassDB::bind_method("_preview_done", &EditorMaterialPreviewPlugin::_preview_done);
}
bool EditorMaterialPreviewPlugin::handles(const String &p_type) const {
return ClassDB::is_parent_class(p_type, "Material"); //any material
}
bool EditorMaterialPreviewPlugin::generate_small_preview_automatically() const {
return true;
}
Ref<Texture> EditorMaterialPreviewPlugin::generate(const RES &p_from, const Size2 &p_size) const {
Ref<Material> material = p_from;
ERR_FAIL_COND_V(material.is_null(), Ref<Texture>());
if (material->get_shader_mode() == Shader::MODE_SPATIAL) {
VS::get_singleton()->mesh_surface_set_material(sphere, 0, material->get_rid());
VS::get_singleton()->viewport_set_update_mode(viewport, VS::VIEWPORT_UPDATE_ONCE); //once used for capture
preview_done.clear();
VS::get_singleton()->request_frame_drawn_callback(const_cast<EditorMaterialPreviewPlugin *>(this), "_preview_done", Variant());
while (!preview_done.is_set()) {
OS::get_singleton()->delay_usec(10);
}
Ref<Image> img = VS::get_singleton()->texture_get_data(viewport_texture);
VS::get_singleton()->mesh_surface_set_material(sphere, 0, RID());
ERR_FAIL_COND_V(!img.is_valid(), Ref<ImageTexture>());
img->convert(Image::FORMAT_RGBA8);
int thumbnail_size = MAX(p_size.x, p_size.y);
img->resize(thumbnail_size, thumbnail_size, Image::INTERPOLATE_CUBIC);
post_process_preview(img);
Ref<ImageTexture> ptex = Ref<ImageTexture>(memnew(ImageTexture));
ptex->create_from_image(img, 0);
return ptex;
}
return Ref<Texture>();
}
EditorMaterialPreviewPlugin::EditorMaterialPreviewPlugin() {
scenario = RID_PRIME(VS::get_singleton()->scenario_create());
viewport = RID_PRIME(VS::get_singleton()->viewport_create());
VS::get_singleton()->viewport_set_update_mode(viewport, VS::VIEWPORT_UPDATE_DISABLED);
VS::get_singleton()->viewport_set_scenario(viewport, scenario);
VS::get_singleton()->viewport_set_size(viewport, 128, 128);
VS::get_singleton()->viewport_set_transparent_background(viewport, true);
VS::get_singleton()->viewport_set_active(viewport, true);
VS::get_singleton()->viewport_set_vflip(viewport, true);
viewport_texture = VS::get_singleton()->viewport_get_texture(viewport);
camera = RID_PRIME(VS::get_singleton()->camera_create());
VS::get_singleton()->viewport_attach_camera(viewport, camera);
VS::get_singleton()->camera_set_transform(camera, Transform(Basis(), Vector3(0, 0, 3)));
VS::get_singleton()->camera_set_perspective(camera, 45, 0.1, 10);
light = RID_PRIME(VS::get_singleton()->directional_light_create());
light_instance = VS::get_singleton()->instance_create2(light, scenario);
VS::get_singleton()->instance_set_transform(light_instance, Transform().looking_at(Vector3(-1, -1, -1), Vector3(0, 1, 0)));
light2 = RID_PRIME(VS::get_singleton()->directional_light_create());
VS::get_singleton()->light_set_color(light2, Color(0.7, 0.7, 0.7));
//VS::get_singleton()->light_set_color(light2, Color(0.7, 0.7, 0.7));
light_instance2 = VS::get_singleton()->instance_create2(light2, scenario);
VS::get_singleton()->instance_set_transform(light_instance2, Transform().looking_at(Vector3(0, 1, 0), Vector3(0, 0, 1)));
sphere = RID_PRIME(VS::get_singleton()->mesh_create());
sphere_instance = VS::get_singleton()->instance_create2(sphere, scenario);
int lats = 32;
int lons = 32;
float radius = 1.0;
PoolVector<Vector3> vertices;
PoolVector<Vector3> normals;
PoolVector<Vector2> uvs;
PoolVector<float> tangents;
Basis tt = Basis(Vector3(0, 1, 0), Math_PI * 0.5);
for (int i = 1; i <= lats; i++) {
double lat0 = Math_PI * (-0.5 + (double)(i - 1) / lats);
double z0 = Math::sin(lat0);
double zr0 = Math::cos(lat0);
double lat1 = Math_PI * (-0.5 + (double)i / lats);
double z1 = Math::sin(lat1);
double zr1 = Math::cos(lat1);
for (int j = lons; j >= 1; j--) {
double lng0 = 2 * Math_PI * (double)(j - 1) / lons;
double x0 = Math::cos(lng0);
double y0 = Math::sin(lng0);
double lng1 = 2 * Math_PI * (double)(j) / lons;
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(VS::ARRAY_MAX);
arr[VS::ARRAY_VERTEX] = vertices;
arr[VS::ARRAY_NORMAL] = normals;
arr[VS::ARRAY_TANGENT] = tangents;
arr[VS::ARRAY_TEX_UV] = uvs;
VS::get_singleton()->mesh_add_surface_from_arrays(sphere, VS::PRIMITIVE_TRIANGLES, arr);
}
EditorMaterialPreviewPlugin::~EditorMaterialPreviewPlugin() {
VS::get_singleton()->free(sphere);
VS::get_singleton()->free(sphere_instance);
VS::get_singleton()->free(viewport);
VS::get_singleton()->free(light);
VS::get_singleton()->free(light_instance);
VS::get_singleton()->free(light2);
VS::get_singleton()->free(light_instance2);
VS::get_singleton()->free(camera);
VS::get_singleton()->free(scenario);
}
///////////////////////////////////////////////////////////////////////////
static bool _is_text_char(CharType c) {
return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || (c >= '0' && c <= '9') || c == '_';
}
bool EditorScriptPreviewPlugin::handles(const String &p_type) const {
return ClassDB::is_parent_class(p_type, "Script");
}
Ref<Texture> EditorScriptPreviewPlugin::generate(const RES &p_from, const Size2 &p_size) const {
Ref<Script> scr = p_from;
if (scr.is_null()) {
return Ref<Texture>();
}
String code = scr->get_source_code().strip_edges();
if (code == "") {
return Ref<Texture>();
}
List<String> kwors;
scr->get_language()->get_reserved_words(&kwors);
Set<String> control_flow_keywords;
Set<String> keywords;
for (List<String>::Element *E = kwors.front(); E; E = E->next()) {
if (scr->get_language()->is_control_flow_keyword(E->get())) {
control_flow_keywords.insert(E->get());
} else {
keywords.insert(E->get());
}
}
int line = 0;
int col = 0;
Ref<Image> img;
img.instance();
int thumbnail_size = MAX(p_size.x, p_size.y);
img->create(thumbnail_size, thumbnail_size, false, Image::FORMAT_RGBA8);
Color bg_color = EditorSettings::get_singleton()->get("text_editor/highlighting/background_color");
Color keyword_color = EditorSettings::get_singleton()->get("text_editor/highlighting/keyword_color");
Color control_flow_keyword_color = EditorSettings::get_singleton()->get("text_editor/highlighting/control_flow_keyword_color");
Color text_color = EditorSettings::get_singleton()->get("text_editor/highlighting/text_color");
Color symbol_color = EditorSettings::get_singleton()->get("text_editor/highlighting/symbol_color");
Color comment_color = EditorSettings::get_singleton()->get("text_editor/highlighting/comment_color");
img->lock();
if (bg_color.a == 0) {
bg_color = Color(0, 0, 0, 0);
}
bg_color.a = MAX(bg_color.a, 0.2); // some background
for (int i = 0; i < thumbnail_size; i++) {
for (int j = 0; j < thumbnail_size; j++) {
img->set_pixel(i, j, 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++) {
CharType 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 (c != '_' && ((c >= '!' && c <= '/') || (c >= ':' && c <= '@') || (c >= '[' && c <= '`') || (c >= '{' && c <= '~') || c == '\t')) {
//make symbol a little visible
color = symbol_color;
in_control_flow_keyword = false;
in_keyword = false;
} else if (!prev_is_text && _is_text_char(c)) {
int pos = i;
while (_is_text_char(code[pos])) {
pos++;
}
const 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_text_char(c)) {
in_control_flow_keyword = false;
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_text_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++;
}
}
}
img->unlock();
post_process_preview(img);
Ref<ImageTexture> ptex = Ref<ImageTexture>(memnew(ImageTexture));
ptex->create_from_image(img, 0);
return ptex;
}
EditorScriptPreviewPlugin::EditorScriptPreviewPlugin() {
}
///////////////////////////////////////////////////////////////////
bool EditorAudioStreamPreviewPlugin::handles(const String &p_type) const {
return ClassDB::is_parent_class(p_type, "AudioStream");
}
Ref<Texture> EditorAudioStreamPreviewPlugin::generate(const RES &p_from, const Size2 &p_size) const {
Ref<AudioStream> stream = p_from;
ERR_FAIL_COND_V(stream.is_null(), Ref<Texture>());
PoolVector<uint8_t> img;
int w = p_size.x;
int h = p_size.y;
img.resize(w * h * 3);
PoolVector<uint8_t>::Write imgdata = img.write();
uint8_t *imgw = imgdata.ptr();
Ref<AudioStreamPlayback> playback = stream->instance_playback();
ERR_FAIL_COND_V(playback.is_null(), Ref<Texture>());
float 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++) {
float max = -1000;
float 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;
}
}
}
imgdata.release();
//post_process_preview(img);
Ref<ImageTexture> ptex = Ref<ImageTexture>(memnew(ImageTexture));
Ref<Image> image;
image.instance();
image->create(w, h, false, Image::FORMAT_RGB8, img);
ptex->create_from_image(image, 0);
return ptex;
}
EditorAudioStreamPreviewPlugin::EditorAudioStreamPreviewPlugin() {
}
///////////////////////////////////////////////////////////////////////////
void EditorMeshPreviewPlugin::_preview_done(const Variant &p_udata) {
preview_done.set();
}
void EditorMeshPreviewPlugin::_bind_methods() {
ClassDB::bind_method("_preview_done", &EditorMeshPreviewPlugin::_preview_done);
}
bool EditorMeshPreviewPlugin::handles(const String &p_type) const {
return ClassDB::is_parent_class(p_type, "Mesh"); //any Mesh
}
Ref<Texture> EditorMeshPreviewPlugin::generate(const RES &p_from, const Size2 &p_size) const {
Ref<Mesh> mesh = p_from;
ERR_FAIL_COND_V(mesh.is_null(), Ref<Texture>());
VS::get_singleton()->instance_set_base(mesh_instance, mesh->get_rid());
AABB aabb = mesh->get_aabb();
Vector3 ofs = aabb.position + aabb.size * 0.5;
aabb.position -= ofs;
Transform 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);
float m = MAX(rot_aabb.size.x, rot_aabb.size.y) * 0.5;
if (m == 0) {
return Ref<Texture>();
}
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;
VS::get_singleton()->instance_set_transform(mesh_instance, xform);
VS::get_singleton()->viewport_set_update_mode(viewport, VS::VIEWPORT_UPDATE_ONCE); //once used for capture
preview_done.clear();
VS::get_singleton()->request_frame_drawn_callback(const_cast<EditorMeshPreviewPlugin *>(this), "_preview_done", Variant());
while (!preview_done.is_set()) {
OS::get_singleton()->delay_usec(10);
}
Ref<Image> img = VS::get_singleton()->texture_get_data(viewport_texture);
ERR_FAIL_COND_V(img.is_null(), Ref<ImageTexture>());
VS::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);
Ref<ImageTexture> ptex = Ref<ImageTexture>(memnew(ImageTexture));
ptex->create_from_image(img, 0);
return ptex;
}
EditorMeshPreviewPlugin::EditorMeshPreviewPlugin() {
scenario = RID_PRIME(VS::get_singleton()->scenario_create());
viewport = RID_PRIME(VS::get_singleton()->viewport_create());
VS::get_singleton()->viewport_set_update_mode(viewport, VS::VIEWPORT_UPDATE_DISABLED);
VS::get_singleton()->viewport_set_vflip(viewport, true);
VS::get_singleton()->viewport_set_scenario(viewport, scenario);
VS::get_singleton()->viewport_set_size(viewport, 128, 128);
VS::get_singleton()->viewport_set_transparent_background(viewport, true);
VS::get_singleton()->viewport_set_active(viewport, true);
viewport_texture = VS::get_singleton()->viewport_get_texture(viewport);
camera = VS::get_singleton()->camera_create();
VS::get_singleton()->viewport_attach_camera(viewport, camera);
VS::get_singleton()->camera_set_transform(camera, Transform(Basis(), Vector3(0, 0, 3)));
//VS::get_singleton()->camera_set_perspective(camera,45,0.1,10);
VS::get_singleton()->camera_set_orthogonal(camera, 1.0, 0.01, 1000.0);
light = VS::get_singleton()->directional_light_create();
light_instance = VS::get_singleton()->instance_create2(light, scenario);
VS::get_singleton()->instance_set_transform(light_instance, Transform().looking_at(Vector3(-1, -1, -1), Vector3(0, 1, 0)));
light2 = VS::get_singleton()->directional_light_create();
VS::get_singleton()->light_set_color(light2, Color(0.7, 0.7, 0.7));
//VS::get_singleton()->light_set_color(light2, VS::LIGHT_COLOR_SPECULAR, Color(0.0, 0.0, 0.0));
light_instance2 = VS::get_singleton()->instance_create2(light2, scenario);
VS::get_singleton()->instance_set_transform(light_instance2, Transform().looking_at(Vector3(0, 1, 0), Vector3(0, 0, 1)));
//sphere = RID_PRIME(VS::get_singleton()->mesh_create());
mesh_instance = RID_PRIME(VS::get_singleton()->instance_create());
VS::get_singleton()->instance_set_scenario(mesh_instance, scenario);
}
EditorMeshPreviewPlugin::~EditorMeshPreviewPlugin() {
//VS::get_singleton()->free(sphere);
VS::get_singleton()->free(mesh_instance);
VS::get_singleton()->free(viewport);
VS::get_singleton()->free(light);
VS::get_singleton()->free(light_instance);
VS::get_singleton()->free(light2);
VS::get_singleton()->free(light_instance2);
VS::get_singleton()->free(camera);
VS::get_singleton()->free(scenario);
}
///////////////////////////////////////////////////////////////////////////
void EditorFontPreviewPlugin::_preview_done(const Variant &p_udata) {
preview_done.set();
}
void EditorFontPreviewPlugin::_bind_methods() {
ClassDB::bind_method("_preview_done", &EditorFontPreviewPlugin::_preview_done);
}
bool EditorFontPreviewPlugin::handles(const String &p_type) const {
return ClassDB::is_parent_class(p_type, "DynamicFontData") || ClassDB::is_parent_class(p_type, "DynamicFont");
}
Ref<Texture> EditorFontPreviewPlugin::generate_from_path(const String &p_path, const Size2 &p_size) const {
Ref<ResourceInteractiveLoader> ril = ResourceLoader::load_interactive(p_path);
ril.ptr()->wait();
RES res = ril.ptr()->get_resource();
Ref<DynamicFont> sampled_font;
sampled_font.instance();
if (res->is_class("DynamicFont")) {
Ref<DynamicFont> font = res;
if (font->get_font_data().is_valid()) {
sampled_font->set_font_data(font->get_font_data()->duplicate());
}
for (int i = 0; i < font->get_fallback_count(); i++) {
sampled_font->add_fallback(font->get_fallback(i)->duplicate());
}
} else if (res->is_class("DynamicFontData")) {
sampled_font->set_font_data(res->duplicate());
}
sampled_font->set_size(50);
String sampled_text = "Abg";
Vector2 size = sampled_font->get_string_size(sampled_text);
Vector2 pos;
pos.x = 64 - size.x / 2;
pos.y = 80;
Ref<Font> font = sampled_font;
font->draw(canvas_item, pos, sampled_text);
preview_done.clear();
VS::get_singleton()->viewport_set_update_mode(viewport, VS::VIEWPORT_UPDATE_ONCE); //once used for capture
VS::get_singleton()->request_frame_drawn_callback(const_cast<EditorFontPreviewPlugin *>(this), "_preview_done", Variant());
while (!preview_done.is_set()) {
OS::get_singleton()->delay_usec(10);
}
VS::get_singleton()->canvas_item_clear(canvas_item);
Ref<Image> img = VS::get_singleton()->texture_get_data(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);
Ref<ImageTexture> ptex = Ref<ImageTexture>(memnew(ImageTexture));
ptex->create_from_image(img, 0);
return ptex;
}
Ref<Texture> EditorFontPreviewPlugin::generate(const RES &p_from, const Size2 &p_size) const {
String path = p_from->get_path();
if (!FileAccess::exists(path)) {
return Ref<Texture>();
}
return generate_from_path(path, p_size);
}
EditorFontPreviewPlugin::EditorFontPreviewPlugin() {
viewport = RID_PRIME(VS::get_singleton()->viewport_create());
VS::get_singleton()->viewport_set_update_mode(viewport, VS::VIEWPORT_UPDATE_DISABLED);
VS::get_singleton()->viewport_set_vflip(viewport, true);
VS::get_singleton()->viewport_set_size(viewport, 128, 128);
VS::get_singleton()->viewport_set_active(viewport, true);
viewport_texture = VS::get_singleton()->viewport_get_texture(viewport);
canvas = RID_PRIME(VS::get_singleton()->canvas_create());
canvas_item = RID_PRIME(VS::get_singleton()->canvas_item_create());
VS::get_singleton()->viewport_attach_canvas(viewport, canvas);
VS::get_singleton()->canvas_item_set_parent(canvas_item, canvas);
}
EditorFontPreviewPlugin::~EditorFontPreviewPlugin() {
VS::get_singleton()->free(canvas_item);
VS::get_singleton()->free(canvas);
VS::get_singleton()->free(viewport);
}
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