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godot/editor/plugins/editor_preview_plugins.cpp

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/*************************************************************************/
/* editor_preview_plugins.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2019 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"
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;
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);
}
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;
}
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, 0, 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 = true;
}
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 = false;
VS::get_singleton()->request_frame_drawn_callback(const_cast<EditorMaterialPreviewPlugin *>(this), "_preview_done", Variant());
while (!preview_done) {
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 = VS::get_singleton()->scenario_create();
viewport = 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 = 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 = 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, 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 = 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> keywords;
for (List<String>::Element *E = kwors.front(); E; E = E->next()) {
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, 0, 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 text_color = EditorSettings::get_singleton()->get("text_editor/highlighting/text_color");
Color symbol_color = EditorSettings::get_singleton()->get("text_editor/highlighting/symbol_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_keyword = 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 != '_' && ((c >= '!' && c <= '/') || (c >= ':' && c <= '@') || (c >= '[' && c <= '`') || (c >= '{' && c <= '~') || c == '\t')) {
//make symbol a little visible
color = symbol_color;
in_keyword = false;
} else if (!prev_is_text && _is_text_char(c)) {
int pos = i;
while (_is_text_char(code[pos])) {
pos++;
}
String word = code.substr(i, pos - i);
if (keywords.has(word))
in_keyword = true;
} else if (!_is_text_char(c)) {
in_keyword = false;
}
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);
}
} else {
prev_is_text = false;
in_keyword = false;
if (c == '\n') {
col = x0;
line++;
if (line >= available_height / 2)
break;
} else if (c == '\t') {
col += 3;
}
}
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();
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 = true;
}
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 = false;
VS::get_singleton()->request_frame_drawn_callback(const_cast<EditorMeshPreviewPlugin *>(this), "_preview_done", Variant());
while (!preview_done) {
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 = VS::get_singleton()->scenario_create();
viewport = 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 = VS::get_singleton()->mesh_create();
mesh_instance = 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 = true;
}
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");
}
Ref<Texture> EditorFontPreviewPlugin::generate_from_path(const String &p_path, const Size2 p_size) const {
Ref<DynamicFontData> SampledFont;
SampledFont.instance();
SampledFont->set_font_path(p_path);
Ref<DynamicFont> sampled_font;
sampled_font.instance();
sampled_font->set_size(50);
sampled_font->set_font_data(SampledFont);
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 = false;
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) {
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 = 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 = VS::get_singleton()->canvas_create();
canvas_item = 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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