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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 */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 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 "editor/editor_settings.h"
#include "io/file_access_memory.h"
#include "io/resource_loader.h"
#include "os/os.h"
#include "scene/resources/material.h"
//#include "scene/resources/sample.h"
#include "editor/editor_scale.h"
#include "scene/resources/bit_mask.h"
#include "scene/resources/mesh.h"
bool EditorTexturePreviewPlugin::handles(const String &p_type) const {
return ClassDB::is_parent_class(p_type, "Texture");
}
Ref<Texture> EditorTexturePreviewPlugin::generate(const RES &p_from) {
Ref<Image> img;
Ref<AtlasTexture> atex = 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();
img = atlas->get_rect(atex->get_region());
} else {
Ref<Texture> tex = p_from;
img = tex->get_data();
}
if (img.is_null() || img->empty())
return Ref<Texture>();
img->clear_mipmaps();
int thumbnail_size = EditorSettings::get_singleton()->get("filesystem/file_dialog/thumbnail_size");
thumbnail_size *= EDSCALE;
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);
}
int width, height;
if (img->get_width() > thumbnail_size && img->get_width() >= img->get_height()) {
width = thumbnail_size;
height = img->get_height() * thumbnail_size / img->get_width();
} else if (img->get_height() > thumbnail_size && img->get_height() >= img->get_width()) {
height = thumbnail_size;
width = img->get_width() * thumbnail_size / img->get_height();
} else {
width = img->get_width();
height = img->get_height();
}
img->resize(width, height);
Ref<ImageTexture> ptex = Ref<ImageTexture>(memnew(ImageTexture));
ptex->create_from_image(img, 0);
return ptex;
}
EditorTexturePreviewPlugin::EditorTexturePreviewPlugin() {
}
////////////////////////////////////////////////////////////////////////////
bool EditorBitmapPreviewPlugin::handles(const String &p_type) const {
return ClassDB::is_parent_class(p_type, "BitMap");
}
Ref<Texture> EditorBitmapPreviewPlugin::generate(const RES &p_from) {
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);
int thumbnail_size = EditorSettings::get_singleton()->get("filesystem/file_dialog/thumbnail_size");
thumbnail_size *= EDSCALE;
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);
}
int width, height;
if (img->get_width() > thumbnail_size && img->get_width() >= img->get_height()) {
width = thumbnail_size;
height = img->get_height() * thumbnail_size / img->get_width();
} else if (img->get_height() > thumbnail_size && img->get_height() >= img->get_width()) {
height = thumbnail_size;
width = img->get_width() * thumbnail_size / img->get_height();
} else {
width = img->get_width();
height = img->get_height();
}
img->resize(width, height);
Ref<ImageTexture> ptex = Ref<ImageTexture>(memnew(ImageTexture));
ptex->create_from_image(img, 0);
return ptex;
}
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) {
return generate_from_path(p_from->get_path());
}
Ref<Texture> EditorPackedScenePreviewPlugin::generate_from_path(const String &p_path) {
String temp_path = EditorSettings::get_singleton()->get_settings_path().plus_file("tmp");
String cache_base = GlobalConfig::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));
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
}
Ref<Texture> EditorMaterialPreviewPlugin::generate(const RES &p_from) {
Ref<Material> material = p_from;
ERR_FAIL_COND_V(material.is_null(), Ref<Texture>());
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
//print_line("queue capture!");
preview_done = false;
VS::get_singleton()->request_frame_drawn_callback(this, "_preview_done", Variant());
while (!preview_done) {
OS::get_singleton()->delay_usec(10);
}
Ref<Image> img = VS::get_singleton()->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>());
int thumbnail_size = EditorSettings::get_singleton()->get("filesystem/file_dialog/thumbnail_size");
thumbnail_size *= EDSCALE;
img->convert(Image::FORMAT_RGBA8);
img->resize(thumbnail_size, thumbnail_size);
Ref<ImageTexture> ptex = Ref<ImageTexture>(memnew(ImageTexture));
ptex->create_from_image(img, 0);
return ptex;
}
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()->light_create(VS::LIGHT_DIRECTIONAL);
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()->light_create(VS::LIGHT_DIRECTIONAL);
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) {
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;
int thumbnail_size = EditorSettings::get_singleton()->get("filesystem/file_dialog/thumbnail_size");
thumbnail_size *= EDSCALE;
Ref<Image> img;
img.instance();
img->create(thumbnail_size, thumbnail_size, 0, Image::FORMAT_RGBA8);
Color bg_color = EditorSettings::get_singleton()->get("text_editor/highlighting/background_color");
bg_color.a = 1.0;
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();
for (int i = 0; i < thumbnail_size; i++) {
for (int j = 0; j < thumbnail_size; j++) {
img->set_pixel(i, j, bg_color);
}
}
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++;
}
///print_line("from "+itos(i)+" to "+itos(pos));
String word = code.substr(i, pos - i);
//print_line("found word: "+word);
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, line * 2, bg_color.blend(ul));
img->set_pixel(col, line * 2 + 1, color);
prev_is_text = _is_text_char(c);
}
} else {
prev_is_text = false;
in_keyword = false;
if (c == '\n') {
col = 0;
line++;
if (line >= thumbnail_size / 2)
break;
} else if (c == '\t') {
col += 3;
}
}
col++;
}
img->unlock();
Ref<ImageTexture> ptex = Ref<ImageTexture>(memnew(ImageTexture));
ptex->create_from_image(img, 0);
return ptex;
}
EditorScriptPreviewPlugin::EditorScriptPreviewPlugin() {
}
///////////////////////////////////////////////////////////////////
#if 0
bool EditorSamplePreviewPlugin::handles(const String& p_type) const {
return ClassDB::is_parent_class(p_type,"Sample");
}
Ref<Texture> EditorSamplePreviewPlugin::generate(const RES& p_from) {
Ref<Sample> smp =p_from;
ERR_FAIL_COND_V(smp.is_null(),Ref<Texture>());
int thumbnail_size = EditorSettings::get_singleton()->get("filesystem/file_dialog/thumbnail_size");
thumbnail_size*=EDSCALE;
PoolVector<uint8_t> img;
int w = thumbnail_size;
int h = thumbnail_size;
img.resize(w*h*3);
PoolVector<uint8_t>::Write imgdata = img.write();
uint8_t * imgw = imgdata.ptr();
PoolVector<uint8_t> data = smp->get_data();
PoolVector<uint8_t>::Read sampledata = data.read();
const uint8_t *sdata=sampledata.ptr();
bool stereo = smp->is_stereo();
bool _16=smp->get_format()==Sample::FORMAT_PCM16;
int len = smp->get_length();
if (len<1)
return Ref<Texture>();
if (smp->get_format()==Sample::FORMAT_IMA_ADPCM) {
struct IMA_ADPCM_State {
int16_t step_index;
int32_t predictor;
/* values at loop point */
int16_t loop_step_index;
int32_t loop_predictor;
int32_t last_nibble;
int32_t loop_pos;
int32_t window_ofs;
const uint8_t *ptr;
} ima_adpcm;
ima_adpcm.step_index=0;
ima_adpcm.predictor=0;
ima_adpcm.loop_step_index=0;
ima_adpcm.loop_predictor=0;
ima_adpcm.last_nibble=-1;
ima_adpcm.loop_pos=0x7FFFFFFF;
ima_adpcm.window_ofs=0;
ima_adpcm.ptr=NULL;
for(int i=0;i<w;i++) {
float max[2]={-1e10,-1e10};
float min[2]={1e10,1e10};
int from = i*len/w;
int to = (i+1)*len/w;
if (to>=len)
to=len-1;
for(int j=from;j<to;j++) {
while(j>ima_adpcm.last_nibble) {
static const int16_t _ima_adpcm_step_table[89] = {
7, 8, 9, 10, 11, 12, 13, 14, 16, 17,
19, 21, 23, 25, 28, 31, 34, 37, 41, 45,
50, 55, 60, 66, 73, 80, 88, 97, 107, 118,
130, 143, 157, 173, 190, 209, 230, 253, 279, 307,
337, 371, 408, 449, 494, 544, 598, 658, 724, 796,
876, 963, 1060, 1166, 1282, 1411, 1552, 1707, 1878, 2066,
2272, 2499, 2749, 3024, 3327, 3660, 4026, 4428, 4871, 5358,
5894, 6484, 7132, 7845, 8630, 9493, 10442, 11487, 12635, 13899,
15289, 16818, 18500, 20350, 22385, 24623, 27086, 29794, 32767
};
static const int8_t _ima_adpcm_index_table[16] = {
-1, -1, -1, -1, 2, 4, 6, 8,
-1, -1, -1, -1, 2, 4, 6, 8
};
int16_t nibble,diff,step;
ima_adpcm.last_nibble++;
const uint8_t *src_ptr=sdata;
int ofs = ima_adpcm.last_nibble>>1;
if (stereo)
ofs*=2;
nibble = (ima_adpcm.last_nibble&1)?
(src_ptr[ofs]>>4):(src_ptr[ofs]&0xF);
step=_ima_adpcm_step_table[ima_adpcm.step_index];
ima_adpcm.step_index += _ima_adpcm_index_table[nibble];
if (ima_adpcm.step_index<0)
ima_adpcm.step_index=0;
if (ima_adpcm.step_index>88)
ima_adpcm.step_index=88;
diff = step >> 3 ;
if (nibble & 1)
diff += step >> 2 ;
if (nibble & 2)
diff += step >> 1 ;
if (nibble & 4)
diff += step ;
if (nibble & 8)
diff = -diff ;
ima_adpcm.predictor+=diff;
if (ima_adpcm.predictor<-0x8000)
ima_adpcm.predictor=-0x8000;
else if (ima_adpcm.predictor>0x7FFF)
ima_adpcm.predictor=0x7FFF;
/* store loop if there */
if (ima_adpcm.last_nibble==ima_adpcm.loop_pos) {
ima_adpcm.loop_step_index = ima_adpcm.step_index;
ima_adpcm.loop_predictor = ima_adpcm.predictor;
}
}
float v=ima_adpcm.predictor/32767.0;
if (v>max[0])
max[0]=v;
if (v<min[0])
min[0]=v;
}
max[0]*=0.8;
min[0]*=0.8;
for(int j=0;j<h;j++) {
float v = (j/(float)h) * 2.0 - 1.0;
uint8_t* imgofs = &imgw[(uint64_t(j)*w+i)*3];
if (v>min[0] && v<max[0]) {
imgofs[0]=255;
imgofs[1]=150;
imgofs[2]=80;
} else {
imgofs[0]=0;
imgofs[1]=0;
imgofs[2]=0;
}
}
}
} else {
for(int i=0;i<w;i++) {
// i trust gcc will optimize this loop
float max[2]={-1e10,-1e10};
float min[2]={1e10,1e10};
int c=stereo?2:1;
int from = uint64_t(i)*len/w;
int to = (uint64_t(i)+1)*len/w;
if (to>=len)
to=len-1;
if (_16) {
const int16_t*src =(const int16_t*)sdata;
for(int j=0;j<c;j++) {
for(int k=from;k<=to;k++) {
float v = src[uint64_t(k)*c+j]/32768.0;
if (v>max[j])
max[j]=v;
if (v<min[j])
min[j]=v;
}
}
} else {
const int8_t*src =(const int8_t*)sdata;
for(int j=0;j<c;j++) {
for(int k=from;k<=to;k++) {
float v = src[uint64_t(k)*c+j]/128.0;
if (v>max[j])
max[j]=v;
if (v<min[j])
min[j]=v;
}
}
}
max[0]*=0.8;
max[1]*=0.8;
min[0]*=0.8;
min[1]*=0.8;
if (!stereo) {
for(int j=0;j<h;j++) {
float v = (j/(float)h) * 2.0 - 1.0;
uint8_t* imgofs = &imgw[(j*w+i)*3];
if (v>min[0] && v<max[0]) {
imgofs[0]=255;
imgofs[1]=150;
imgofs[2]=80;
} else {
imgofs[0]=0;
imgofs[1]=0;
imgofs[2]=0;
}
}
} else {
for(int j=0;j<h;j++) {
int half;
float v;
if (j<(h/2)) {
half=0;
v = (j/(float)(h/2)) * 2.0 - 1.0;
} else {
half=1;
if( (float)(h/2) != 0 ) {
v = ((j-(h/2))/(float)(h/2)) * 2.0 - 1.0;
} else {
v = ((j-(h/2))/(float)(1/2)) * 2.0 - 1.0;
}
}
uint8_t* imgofs = &imgw[(j*w+i)*3];
if (v>min[half] && v<max[half]) {
imgofs[0]=255;
imgofs[1]=150;
imgofs[2]=80;
} else {
imgofs[0]=0;
imgofs[1]=0;
imgofs[2]=0;
}
}
}
}
}
imgdata = PoolVector<uint8_t>::Write();
Ref<ImageTexture> ptex = Ref<ImageTexture>( memnew( ImageTexture));
ptex->create_from_image(Image(w,h,0,Image::FORMAT_RGB8,img),0);
return ptex;
}
EditorSamplePreviewPlugin::EditorSamplePreviewPlugin() {
}
#endif
///////////////////////////////////////////////////////////////////////////
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) {
print_line("**Generating for mesh finally??");
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());
Rect3 aabb = mesh->get_aabb();
print_line("mesh aabb: " + 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;
Rect3 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;
//print_line("scale: "+rtos(m));
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
//print_line("queue capture!");
preview_done = false;
VS::get_singleton()->request_frame_drawn_callback(this, "_preview_done", Variant());
while (!preview_done) {
OS::get_singleton()->delay_usec(10);
}
Ref<Image> img = VS::get_singleton()->VS::get_singleton()->texture_get_data(viewport_texture);
ERR_FAIL_COND_V(img.is_null(), Ref<ImageTexture>());
print_line("captured! " + itos(img->get_width()) + "x" + itos(img->get_height()));
VS::get_singleton()->instance_set_base(mesh_instance, RID());
int thumbnail_size = EditorSettings::get_singleton()->get("filesystem/file_dialog/thumbnail_size");
thumbnail_size *= EDSCALE;
img->convert(Image::FORMAT_RGBA8);
img->resize(thumbnail_size, thumbnail_size);
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()->light_create(VS::LIGHT_DIRECTIONAL);
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()->light_create(VS::LIGHT_DIRECTIONAL);
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);
}
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