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godot/tools/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. */
/* */
/* 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 "io/resource_loader.h"
#include "tools/editor/editor_settings.h"
#include "io/file_access_memory.h"
#include "os/os.h"
#include "scene/resources/material.h"
#include "scene/resources/sample.h"
#include "scene/resources/mesh.h"
#include "scene/resources/bit_mask.h"
#include "tools/editor/editor_scale.h"
#if 0
bool EditorTexturePreviewPlugin::handles(const String& p_type) const {
return (ClassDB::is_type(p_type,"ImageTexture") || ClassDB::is_type(p_type, "AtlasTexture"));
}
Ref<Texture> EditorTexturePreviewPlugin::generate(const RES& p_from) {
Image img;
Ref<AtlasTexture> atex = p_from;
if (atex.is_valid()) {
Ref<ImageTexture> tex = atex->get_atlas();
if (!tex.is_valid()) {
return Ref<Texture>();
}
Image atlas = tex->get_data();
img = atlas.get_rect(atex->get_region());
}
else {
Ref<ImageTexture> tex = p_from;
img = tex->get_data();
}
if (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_type(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;
}
}
}
}
Image img(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() {
}
///////////////////////////////////////////////////////////////////////////
Ref<Texture> EditorPackedScenePreviewPlugin::_gen_from_imd(Ref<ResourceImportMetadata> p_imd) {
if (p_imd.is_null()) {
return Ref<Texture>();
}
if (!p_imd->has_option("thumbnail"))
return Ref<Texture>();
Variant tn = p_imd->get_option("thumbnail");
//print_line(Variant::get_type_name(tn.get_type()));
PoolVector<uint8_t> thumbnail = tn;
int len = thumbnail.size();
if (len==0)
return Ref<Texture>();
PoolVector<uint8_t>::Read r = thumbnail.read();
Image img(r.ptr(),len);
if (img.empty())
return Ref<Texture>();
Ref<ImageTexture> ptex = Ref<ImageTexture>( memnew( ImageTexture ));
ptex->create_from_image(img,0);
return ptex;
}
bool EditorPackedScenePreviewPlugin::handles(const String& p_type) const {
return ClassDB::is_type(p_type,"PackedScene");
}
Ref<Texture> EditorPackedScenePreviewPlugin::generate(const RES& p_from) {
Ref<ResourceImportMetadata> imd = p_from->get_import_metadata();
return _gen_from_imd(imd);
}
Ref<Texture> EditorPackedScenePreviewPlugin::generate_from_path(const String& p_path) {
Ref<ResourceImportMetadata> imd = ResourceLoader::load_import_metadata(p_path);
return _gen_from_imd(imd);
}
EditorPackedScenePreviewPlugin::EditorPackedScenePreviewPlugin() {
}
//////////////////////////////////////////////////////////////////
bool EditorMaterialPreviewPlugin::handles(const String& p_type) const {
return ClassDB::is_type(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_queue_screen_capture(viewport);
VS::get_singleton()->viewport_set_render_target_update_mode(viewport,VS::RENDER_TARGET_UPDATE_ONCE); //once used for capture
// print_line("queue capture!");
Image img;
int timeout=1000;
while(timeout) {
//print_line("try capture?");
OS::get_singleton()->delay_usec(10);
img = VS::get_singleton()->viewport_get_screen_capture(viewport);
if (!img.empty())
break;
timeout--;
}
//print_line("captured!");
VS::get_singleton()->mesh_surface_set_material(sphere,0,RID());
int thumbnail_size = EditorSettings::get_singleton()->get("filesystem/file_dialog/thumbnail_size");
thumbnail_size*=EDSCALE;
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_as_render_target(viewport,true);
VS::get_singleton()->viewport_set_render_target_update_mode(viewport,VS::RENDER_TARGET_UPDATE_DISABLED);
VS::get_singleton()->viewport_set_scenario(viewport,scenario);
VS::ViewportRect vr;
vr.x=0;
vr.y=0;
vr.width=128;
vr.height=128;
VS::get_singleton()->viewport_set_rect(viewport,vr);
camera = VS::get_singleton()->camera_create();
VS::get_singleton()->viewport_attach_camera(viewport,camera);
VS::get_singleton()->camera_set_transform(camera,Transform(Matrix3(),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,VS::LIGHT_COLOR_DIFFUSE,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();
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;
Matrix3 tt = Matrix3(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(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_type(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;
Image img(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");
for(int i=0;i<thumbnail_size;i++) {
for(int j=0;j<thumbnail_size;j++) {
img.put_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.put_pixel(col,line*2,bg_color.blend(ul));
img.put_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++;
}
Ref<ImageTexture> ptex = Ref<ImageTexture>( memnew( ImageTexture));
ptex->create_from_image(img,0);
return ptex;
}
EditorScriptPreviewPlugin::EditorScriptPreviewPlugin() {
}
///////////////////////////////////////////////////////////////////
bool EditorSamplePreviewPlugin::handles(const String& p_type) const {
return ClassDB::is_type(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() {
}
///////////////////////////////////////////////////////////////////////////
bool EditorMeshPreviewPlugin::handles(const String& p_type) const {
return ClassDB::is_type(p_type,"Mesh"); //any Mesh
}
Ref<Texture> EditorMeshPreviewPlugin::generate(const RES& p_from) {
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.pos + aabb.size*0.5;
aabb.pos-=ofs;
Transform xform;
xform.basis=Matrix3().rotated(Vector3(0,1,0),-Math_PI*0.125);
xform.basis = Matrix3().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;
//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_queue_screen_capture(viewport);
VS::get_singleton()->viewport_set_render_target_update_mode(viewport,VS::RENDER_TARGET_UPDATE_ONCE); //once used for capture
// print_line("queue capture!");
Image img;
int timeout=1000;
while(timeout) {
//print_line("try capture?");
OS::get_singleton()->delay_usec(10);
img = VS::get_singleton()->viewport_get_screen_capture(viewport);
if (!img.empty())
break;
timeout--;
}
//print_line("captured!");
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.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_as_render_target(viewport,true);
VS::get_singleton()->viewport_set_render_target_update_mode(viewport,VS::RENDER_TARGET_UPDATE_DISABLED);
VS::get_singleton()->viewport_set_scenario(viewport,scenario);
VS::ViewportRect vr;
vr.x=0;
vr.y=0;
vr.width=128;
vr.height=128;
VS::get_singleton()->viewport_set_rect(viewport,vr);
camera = VS::get_singleton()->camera_create();
VS::get_singleton()->viewport_attach_camera(viewport,camera);
VS::get_singleton()->camera_set_transform(camera,Transform(Matrix3(),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,VS::LIGHT_COLOR_DIFFUSE,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);
}
#endif
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