2014-11-18 12:04:19 -08:00
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/************************************************************************
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* Minetest-c55
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* Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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*
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* mesh.cpp
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* voxelands - 3d voxel world sandbox game
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* Copyright (C) Lisa 'darkrose' Milne 2014 <lisa@ltmnet.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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* License updated from GPLv2 or later to GPLv3 or later by Lisa Milne
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* for Voxelands.
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************************************************************************/
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2013-04-16 02:30:05 -07:00
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#include "mesh.h"
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#include "log.h"
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2013-12-14 08:39:56 -08:00
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#include "utility.h"
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2013-04-16 02:30:05 -07:00
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#include <cassert>
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#include <iostream>
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2013-10-06 10:59:29 -07:00
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#include <vector>
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2013-04-16 02:30:05 -07:00
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#include <IAnimatedMesh.h>
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#include <SAnimatedMesh.h>
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#include <ICameraSceneNode.h>
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#include "constants.h"
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2013-12-13 22:09:00 -08:00
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#include "path.h"
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#include <IMeshLoader.h>
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#include <IMeshCache.h>
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2014-09-21 11:55:15 -07:00
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#include "main.h"
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2013-04-16 02:30:05 -07:00
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// In Irrlicht 1.8 the signature of ITexture::lock was changed from
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// (bool, u32) to (E_TEXTURE_LOCK_MODE, u32).
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#if IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR <= 7
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#define MY_ETLM_READ_ONLY true
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#else
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#define MY_ETLM_READ_ONLY video::ETLM_READ_ONLY
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#endif
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2014-11-17 08:11:11 -08:00
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scene::IAnimatedMesh* createNodeBoxMesh(std::vector<NodeBox> nodeboxes, v3f scale)
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{
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video::SColor c(255,255,255,255);
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scene::SMesh *mesh = new scene::SMesh();
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for (std::vector<NodeBox>::const_iterator n = nodeboxes.begin(); n != nodeboxes.end(); n++) {
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NodeBox box = *n;
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v3f min = box.m_box.MinEdge;
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v3f max = box.m_box.MaxEdge;
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// Compute texture coords
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f32 tx1 = (box.m_box.MinEdge.X/BS)+0.5;
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f32 ty1 = (box.m_box.MinEdge.Y/BS)+0.5;
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f32 tz1 = (box.m_box.MinEdge.Z/BS)+0.5;
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f32 tx2 = (box.m_box.MaxEdge.X/BS)+0.5;
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f32 ty2 = (box.m_box.MaxEdge.Y/BS)+0.5;
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f32 tz2 = (box.m_box.MaxEdge.Z/BS)+0.5;
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f32 txc[24] = {
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// up
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tx1, 1-tz2, tx2, 1-tz1,
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// down
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tx1, tz1, tx2, tz2,
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// right
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tz1, 1-ty2, tz2, 1-ty1,
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// left
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1-tz2, 1-ty2, 1-tz1, 1-ty1,
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// back
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1-tx2, 1-ty2, 1-tx1, 1-ty1,
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// front
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tx1, 1-ty2, tx2, 1-ty1,
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};
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video::S3DVertex vertices[24] = {
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// up
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video::S3DVertex(min.X/BS,max.Y/BS,max.Z/BS, 0,1,0, c, txc[0],txc[1]),
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video::S3DVertex(max.X/BS,max.Y/BS,max.Z/BS, 0,1,0, c, txc[2],txc[1]),
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video::S3DVertex(max.X/BS,max.Y/BS,min.Z/BS, 0,1,0, c, txc[2],txc[3]),
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video::S3DVertex(min.X/BS,max.Y/BS,min.Z/BS, 0,1,0, c, txc[0],txc[3]),
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// down
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video::S3DVertex(min.X/BS,min.Y/BS,min.Z/BS, 0,-1,0, c, txc[4],txc[5]),
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video::S3DVertex(max.X/BS,min.Y/BS,min.Z/BS, 0,-1,0, c, txc[6],txc[5]),
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video::S3DVertex(max.X/BS,min.Y/BS,max.Z/BS, 0,-1,0, c, txc[6],txc[7]),
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video::S3DVertex(min.X/BS,min.Y/BS,max.Z/BS, 0,-1,0, c, txc[4],txc[7]),
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// right
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video::S3DVertex(max.X/BS,max.Y/BS,min.Z/BS, 1,0,0, c, txc[ 8],txc[9]),
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video::S3DVertex(max.X/BS,max.Y/BS,max.Z/BS, 1,0,0, c, txc[10],txc[9]),
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video::S3DVertex(max.X/BS,min.Y/BS,max.Z/BS, 1,0,0, c, txc[10],txc[11]),
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video::S3DVertex(max.X/BS,min.Y/BS,min.Z/BS, 1,0,0, c, txc[ 8],txc[11]),
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// left
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video::S3DVertex(min.X/BS,max.Y/BS,max.Z/BS, -1,0,0, c, txc[12],txc[13]),
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video::S3DVertex(min.X/BS,max.Y/BS,min.Z/BS, -1,0,0, c, txc[14],txc[13]),
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video::S3DVertex(min.X/BS,min.Y/BS,min.Z/BS, -1,0,0, c, txc[14],txc[15]),
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video::S3DVertex(min.X/BS,min.Y/BS,max.Z/BS, -1,0,0, c, txc[12],txc[15]),
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// back
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video::S3DVertex(max.X/BS,max.Y/BS,max.Z/BS, 0,0,1, c, txc[16],txc[17]),
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video::S3DVertex(min.X/BS,max.Y/BS,max.Z/BS, 0,0,1, c, txc[18],txc[17]),
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video::S3DVertex(min.X/BS,min.Y/BS,max.Z/BS, 0,0,1, c, txc[18],txc[19]),
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video::S3DVertex(max.X/BS,min.Y/BS,max.Z/BS, 0,0,1, c, txc[16],txc[19]),
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// front
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video::S3DVertex(min.X/BS,max.Y/BS,min.Z/BS, 0,0,-1, c, txc[20],txc[21]),
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video::S3DVertex(max.X/BS,max.Y/BS,min.Z/BS, 0,0,-1, c, txc[22],txc[21]),
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video::S3DVertex(max.X/BS,min.Y/BS,min.Z/BS, 0,0,-1, c, txc[22],txc[23]),
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video::S3DVertex(min.X/BS,min.Y/BS,min.Z/BS, 0,0,-1, c, txc[20],txc[23]),
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};
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2014-11-17 08:15:33 -08:00
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if (box.m_angle != v3s16(0,0,0)) {
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for (s32 j=0; j<24; j++) {
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if (box.m_angle.Y)
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vertices[j].Pos.rotateXZBy(box.m_angle.Y);
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if (box.m_angle.X)
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vertices[j].Pos.rotateYZBy(box.m_angle.X);
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if (box.m_angle.Z)
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vertices[j].Pos.rotateXYBy(box.m_angle.Z);
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}
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}
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2013-10-06 10:59:29 -07:00
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u16 indices[6] = {0,1,2,2,3,0};
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for (u32 i=0; i<6; ++i) {
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scene::IMeshBuffer *buf = new scene::SMeshBuffer();
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buf->append(vertices + 4 * i, 4, indices, 6);
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// Set default material
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buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
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buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
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buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;
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// Add mesh buffer to mesh
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mesh->addMeshBuffer(buf);
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buf->drop();
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}
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2013-04-16 02:30:05 -07:00
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}
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scene::SAnimatedMesh *anim_mesh = new scene::SAnimatedMesh(mesh);
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mesh->drop();
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scaleMesh(anim_mesh, scale); // also recalculates bounding box
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return anim_mesh;
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}
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scene::IAnimatedMesh* createCubeMesh(v3f scale)
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{
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std::vector<NodeBox> nodeboxes;
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nodeboxes.clear();
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nodeboxes.push_back(NodeBox(
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-0.5*BS,
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-0.5*BS,
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-0.5*BS,
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0.5*BS,
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0.5*BS,
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0.5*BS
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));
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return createNodeBoxMesh(nodeboxes,scale);
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}
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2013-12-13 22:09:00 -08:00
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#ifndef SERVER
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scene::IAnimatedMesh* createModelMesh(scene::ISceneManager* smgr, std::string model, bool unique)
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{
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2017-05-09 22:37:26 -07:00
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char buff[1024];
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if (!path_get((char*)"model",const_cast<char*>(model.c_str()),1,buff,1024))
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return 0;
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scene::IAnimatedMesh* mesh = smgr->getMesh(buff);
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if (mesh && !unique)
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return mesh;
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#if (IRRLICHT_VERSION_MAJOR >= 1 && IRRLICHT_VERSION_MINOR >= 8) || IRRLICHT_VERSION_MAJOR >= 2
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// irrlicht 1.8+ we just manually load the mesh
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scene::IMeshLoader *loader;
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u32 lc = smgr->getMeshLoaderCount();
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2017-05-09 22:37:26 -07:00
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io::IReadFile* file = smgr->getFileSystem()->createAndOpenFile(buff);
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if (!file)
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return 0;
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for (u32 i=0; i<lc; i++) {
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loader = smgr->getMeshLoader(i);
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file->seek(0);
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2013-12-13 22:45:10 -08:00
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if (loader->isALoadableFileExtension(model.c_str())) {
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mesh = loader->createMesh(file);
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break;
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}
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}
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file->drop();
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2013-12-14 08:39:56 -08:00
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#else
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// irrlicht 1.7 doesn't have a meshloader interface, so rename
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// the previous mesh from this file to force scenemanager to
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// load a fresh mesh
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scene::IMeshCache *mc = smgr->getMeshCache();
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std::string mp;
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int i=0;
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do{
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mp = model_path + "-" + itos(i++);
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} while (mc->getMeshByName(mp.c_str()));
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mc->renameMesh(mesh,mp.c_str());
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mesh = smgr->getMesh(model_path.c_str());
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#endif
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return mesh;
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}
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#endif
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2013-04-16 02:30:05 -07:00
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static scene::IAnimatedMesh* extrudeARGB(u32 twidth, u32 theight, u8 *data)
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{
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const s32 argb_wstep = 4 * twidth;
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const s32 alpha_threshold = 64;
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scene::IMeshBuffer *buf = new scene::SMeshBuffer();
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video::SColor c(255,255,255,255);
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// Front and back
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{
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video::S3DVertex vertices[8] = {
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video::S3DVertex(-0.5,-0.5,-0.5, 0,0,-1, c, 0,1),
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video::S3DVertex(-0.5,+0.5,-0.5, 0,0,-1, c, 0,0),
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video::S3DVertex(+0.5,+0.5,-0.5, 0,0,-1, c, 1,0),
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video::S3DVertex(+0.5,-0.5,-0.5, 0,0,-1, c, 1,1),
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video::S3DVertex(+0.5,-0.5,+0.5, 0,0,+1, c, 1,1),
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video::S3DVertex(+0.5,+0.5,+0.5, 0,0,+1, c, 1,0),
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video::S3DVertex(-0.5,+0.5,+0.5, 0,0,+1, c, 0,0),
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video::S3DVertex(-0.5,-0.5,+0.5, 0,0,+1, c, 0,1),
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};
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u16 indices[12] = {0,1,2,2,3,0,4,5,6,6,7,4};
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buf->append(vertices, 8, indices, 12);
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}
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// "Interior"
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// (add faces where a solid pixel is next to a transparent one)
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u8 *solidity = new u8[(twidth+2) * (theight+2)];
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u32 wstep = twidth + 2;
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for (u32 y = 0; y < theight + 2; ++y) {
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u8 *scanline = solidity + y * wstep;
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if (y == 0 || y == theight + 1) {
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for (u32 x = 0; x < twidth + 2; ++x) {
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scanline[x] = 0;
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}
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}else{
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scanline[0] = 0;
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u8 *argb_scanline = data + (y - 1) * argb_wstep;
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2014-11-13 19:52:04 -08:00
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for (u32 x = 0; x < twidth; ++x) {
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scanline[x+1] = (argb_scanline[x*4+3] >= alpha_threshold);
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}
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2013-04-16 02:30:05 -07:00
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scanline[twidth + 1] = 0;
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}
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}
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// without this, there would be occasional "holes" in the mesh
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f32 eps = 0.01;
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2014-11-13 19:52:04 -08:00
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for (u32 y = 0; y <= theight; ++y) {
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2013-04-16 02:30:05 -07:00
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u8 *scanline = solidity + y * wstep + 1;
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2014-11-13 19:52:04 -08:00
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for (u32 x = 0; x <= twidth; ++x) {
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if (scanline[x] && !scanline[x + wstep]) {
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2013-04-16 02:30:05 -07:00
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u32 xx = x + 1;
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2014-11-13 19:52:04 -08:00
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while (scanline[xx] && !scanline[xx + wstep]) {
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++xx;
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}
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f32 vx1 = (x - eps) / (f32) twidth - 0.5;
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f32 vx2 = (xx + eps) / (f32) twidth - 0.5;
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f32 vy = 0.5 - (y - eps) / (f32) theight;
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f32 tx1 = x / (f32) twidth;
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f32 tx2 = xx / (f32) twidth;
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f32 ty = (y - 0.5) / (f32) theight;
|
2014-11-13 19:52:04 -08:00
|
|
|
video::S3DVertex vertices[8] = {
|
2013-04-16 02:30:05 -07:00
|
|
|
video::S3DVertex(vx1,vy,-0.5, 0,-1,0, c, tx1,ty),
|
|
|
|
video::S3DVertex(vx2,vy,-0.5, 0,-1,0, c, tx2,ty),
|
|
|
|
video::S3DVertex(vx2,vy,+0.5, 0,-1,0, c, tx2,ty),
|
|
|
|
video::S3DVertex(vx1,vy,+0.5, 0,-1,0, c, tx1,ty),
|
|
|
|
};
|
|
|
|
u16 indices[6] = {0,1,2,2,3,0};
|
|
|
|
buf->append(vertices, 4, indices, 6);
|
|
|
|
x = xx - 1;
|
|
|
|
}
|
2014-11-13 19:52:04 -08:00
|
|
|
if (!scanline[x] && scanline[x + wstep]) {
|
2013-04-16 02:30:05 -07:00
|
|
|
u32 xx = x + 1;
|
2014-11-13 19:52:04 -08:00
|
|
|
while (!scanline[xx] && scanline[xx + wstep]) {
|
2013-04-16 02:30:05 -07:00
|
|
|
++xx;
|
2014-11-13 19:52:04 -08:00
|
|
|
}
|
2013-04-16 02:30:05 -07:00
|
|
|
f32 vx1 = (x - eps) / (f32) twidth - 0.5;
|
|
|
|
f32 vx2 = (xx + eps) / (f32) twidth - 0.5;
|
|
|
|
f32 vy = 0.5 - (y + eps) / (f32) theight;
|
|
|
|
f32 tx1 = x / (f32) twidth;
|
|
|
|
f32 tx2 = xx / (f32) twidth;
|
|
|
|
f32 ty = (y + 0.5) / (f32) theight;
|
2014-11-13 19:52:04 -08:00
|
|
|
video::S3DVertex vertices[8] = {
|
2013-04-16 02:30:05 -07:00
|
|
|
video::S3DVertex(vx1,vy,-0.5, 0,1,0, c, tx1,ty),
|
|
|
|
video::S3DVertex(vx1,vy,+0.5, 0,1,0, c, tx1,ty),
|
|
|
|
video::S3DVertex(vx2,vy,+0.5, 0,1,0, c, tx2,ty),
|
|
|
|
video::S3DVertex(vx2,vy,-0.5, 0,1,0, c, tx2,ty),
|
|
|
|
};
|
|
|
|
u16 indices[6] = {0,1,2,2,3,0};
|
|
|
|
buf->append(vertices, 4, indices, 6);
|
|
|
|
x = xx - 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2014-11-13 19:52:04 -08:00
|
|
|
for (u32 x = 0; x <= twidth; ++x) {
|
2013-04-16 02:30:05 -07:00
|
|
|
u8 *scancol = solidity + x + wstep;
|
2014-11-13 19:52:04 -08:00
|
|
|
for (u32 y = 0; y <= theight; ++y) {
|
|
|
|
if (scancol[y * wstep] && !scancol[y * wstep + 1]) {
|
2013-04-16 02:30:05 -07:00
|
|
|
u32 yy = y + 1;
|
2014-11-13 19:52:04 -08:00
|
|
|
while (scancol[yy * wstep] && !scancol[yy * wstep + 1]) {
|
2013-04-16 02:30:05 -07:00
|
|
|
++yy;
|
2014-11-13 19:52:04 -08:00
|
|
|
}
|
2013-04-16 02:30:05 -07:00
|
|
|
f32 vx = (x - eps) / (f32) twidth - 0.5;
|
|
|
|
f32 vy1 = 0.5 - (y - eps) / (f32) theight;
|
|
|
|
f32 vy2 = 0.5 - (yy + eps) / (f32) theight;
|
|
|
|
f32 tx = (x - 0.5) / (f32) twidth;
|
|
|
|
f32 ty1 = y / (f32) theight;
|
|
|
|
f32 ty2 = yy / (f32) theight;
|
2014-11-13 19:52:04 -08:00
|
|
|
video::S3DVertex vertices[8] = {
|
2013-04-16 02:30:05 -07:00
|
|
|
video::S3DVertex(vx,vy1,-0.5, 1,0,0, c, tx,ty1),
|
|
|
|
video::S3DVertex(vx,vy1,+0.5, 1,0,0, c, tx,ty1),
|
|
|
|
video::S3DVertex(vx,vy2,+0.5, 1,0,0, c, tx,ty2),
|
|
|
|
video::S3DVertex(vx,vy2,-0.5, 1,0,0, c, tx,ty2),
|
|
|
|
};
|
|
|
|
u16 indices[6] = {0,1,2,2,3,0};
|
|
|
|
buf->append(vertices, 4, indices, 6);
|
|
|
|
y = yy - 1;
|
|
|
|
}
|
2014-11-13 19:52:04 -08:00
|
|
|
if (!scancol[y * wstep] && scancol[y * wstep + 1]) {
|
2013-04-16 02:30:05 -07:00
|
|
|
u32 yy = y + 1;
|
2014-11-13 19:52:04 -08:00
|
|
|
while (!scancol[yy * wstep] && scancol[yy * wstep + 1]) {
|
2013-04-16 02:30:05 -07:00
|
|
|
++yy;
|
2014-11-13 19:52:04 -08:00
|
|
|
}
|
2013-04-16 02:30:05 -07:00
|
|
|
f32 vx = (x + eps) / (f32) twidth - 0.5;
|
|
|
|
f32 vy1 = 0.5 - (y - eps) / (f32) theight;
|
|
|
|
f32 vy2 = 0.5 - (yy + eps) / (f32) theight;
|
|
|
|
f32 tx = (x + 0.5) / (f32) twidth;
|
|
|
|
f32 ty1 = y / (f32) theight;
|
|
|
|
f32 ty2 = yy / (f32) theight;
|
2014-11-13 19:52:04 -08:00
|
|
|
video::S3DVertex vertices[8] = {
|
2013-04-16 02:30:05 -07:00
|
|
|
video::S3DVertex(vx,vy1,-0.5, -1,0,0, c, tx,ty1),
|
|
|
|
video::S3DVertex(vx,vy2,-0.5, -1,0,0, c, tx,ty2),
|
|
|
|
video::S3DVertex(vx,vy2,+0.5, -1,0,0, c, tx,ty2),
|
|
|
|
video::S3DVertex(vx,vy1,+0.5, -1,0,0, c, tx,ty1),
|
|
|
|
};
|
|
|
|
u16 indices[6] = {0,1,2,2,3,0};
|
|
|
|
buf->append(vertices, 4, indices, 6);
|
|
|
|
y = yy - 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2014-11-13 19:52:04 -08:00
|
|
|
delete[] solidity;
|
|
|
|
|
2013-04-16 02:30:05 -07:00
|
|
|
// Add to mesh
|
|
|
|
scene::SMesh *mesh = new scene::SMesh();
|
|
|
|
mesh->addMeshBuffer(buf);
|
|
|
|
buf->drop();
|
|
|
|
scene::SAnimatedMesh *anim_mesh = new scene::SAnimatedMesh(mesh);
|
|
|
|
mesh->drop();
|
|
|
|
return anim_mesh;
|
|
|
|
}
|
|
|
|
|
|
|
|
scene::IAnimatedMesh* createExtrudedMesh(video::ITexture *texture,
|
|
|
|
video::IVideoDriver *driver, v3f scale)
|
|
|
|
{
|
|
|
|
scene::IAnimatedMesh *mesh = NULL;
|
|
|
|
core::dimension2d<u32> size = texture->getSize();
|
|
|
|
video::ECOLOR_FORMAT format = texture->getColorFormat();
|
2014-11-13 19:52:04 -08:00
|
|
|
if (format == video::ECF_A8R8G8B8) {
|
2013-04-16 02:30:05 -07:00
|
|
|
// Texture is in the correct color format, we can pass it
|
|
|
|
// to extrudeARGB right away.
|
|
|
|
void *data = texture->lock(MY_ETLM_READ_ONLY);
|
|
|
|
if (data == NULL)
|
|
|
|
return NULL;
|
|
|
|
mesh = extrudeARGB(size.Width, size.Height, (u8*) data);
|
|
|
|
texture->unlock();
|
2014-11-13 19:52:04 -08:00
|
|
|
}else{
|
2013-04-16 02:30:05 -07:00
|
|
|
video::IImage *img1 = driver->createImageFromData(format, size, texture->lock(MY_ETLM_READ_ONLY));
|
|
|
|
if (img1 == NULL)
|
|
|
|
return NULL;
|
|
|
|
|
|
|
|
// img1 is in the texture's color format, convert to 8-bit ARGB
|
|
|
|
video::IImage *img2 = driver->createImage(video::ECF_A8R8G8B8, size);
|
2014-11-13 19:52:04 -08:00
|
|
|
if (img2 != NULL) {
|
2013-04-16 02:30:05 -07:00
|
|
|
img1->copyTo(img2);
|
|
|
|
|
|
|
|
mesh = extrudeARGB(size.Width, size.Height, (u8*) img2->lock());
|
|
|
|
img2->unlock();
|
|
|
|
img2->drop();
|
|
|
|
}
|
|
|
|
img1->drop();
|
|
|
|
}
|
|
|
|
|
|
|
|
// Set default material
|
2015-06-15 12:24:05 -07:00
|
|
|
if (mesh && mesh->getMeshBufferCount() > 0) {
|
|
|
|
scene::IMeshBuffer *buf = mesh->getMeshBuffer(0);
|
|
|
|
if (buf) {
|
|
|
|
buf->getMaterial().setTexture(0, texture);
|
|
|
|
buf->getMaterial().setFlag(video::EMF_LIGHTING, false);
|
|
|
|
buf->getMaterial().setFlag(video::EMF_BILINEAR_FILTER, false);
|
|
|
|
buf->getMaterial().MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;
|
|
|
|
}
|
|
|
|
}
|
2013-04-16 02:30:05 -07:00
|
|
|
|
|
|
|
scaleMesh(mesh, scale); // also recalculates bounding box
|
|
|
|
return mesh;
|
|
|
|
}
|
|
|
|
|
|
|
|
void scaleMesh(scene::IMesh *mesh, v3f scale)
|
|
|
|
{
|
2015-06-15 12:04:20 -07:00
|
|
|
if (mesh == NULL)
|
2013-04-16 02:30:05 -07:00
|
|
|
return;
|
|
|
|
|
|
|
|
core::aabbox3d<f32> bbox;
|
|
|
|
bbox.reset(0,0,0);
|
|
|
|
|
|
|
|
u16 mc = mesh->getMeshBufferCount();
|
2015-06-15 12:04:20 -07:00
|
|
|
for (u16 j=0; j<mc; j++) {
|
2013-04-16 02:30:05 -07:00
|
|
|
scene::IMeshBuffer *buf = mesh->getMeshBuffer(j);
|
2015-06-15 12:04:20 -07:00
|
|
|
if (!buf)
|
|
|
|
continue;
|
2013-04-16 02:30:05 -07:00
|
|
|
u16 vc = buf->getVertexCount();
|
2015-06-15 12:04:20 -07:00
|
|
|
if (!vc)
|
|
|
|
continue;
|
|
|
|
video::S3DVertex *vertices = (video::S3DVertex*)buf->getVertices();
|
|
|
|
if (!vertices)
|
|
|
|
continue;
|
|
|
|
for (u16 i=0; i<vc; i++) {
|
2013-04-16 02:30:05 -07:00
|
|
|
vertices[i].Pos *= scale;
|
|
|
|
}
|
|
|
|
buf->recalculateBoundingBox();
|
|
|
|
|
|
|
|
// calculate total bounding box
|
2015-06-15 12:04:20 -07:00
|
|
|
if (j == 0) {
|
2013-04-16 02:30:05 -07:00
|
|
|
bbox = buf->getBoundingBox();
|
2015-06-15 12:04:20 -07:00
|
|
|
}else{
|
2013-04-16 02:30:05 -07:00
|
|
|
bbox.addInternalBox(buf->getBoundingBox());
|
2015-06-15 12:04:20 -07:00
|
|
|
}
|
2013-04-16 02:30:05 -07:00
|
|
|
}
|
|
|
|
mesh->setBoundingBox(bbox);
|
|
|
|
}
|
|
|
|
|
|
|
|
void translateMesh(scene::IMesh *mesh, v3f vec)
|
|
|
|
{
|
2015-06-14 12:13:06 -07:00
|
|
|
if (mesh == NULL)
|
2013-04-16 02:30:05 -07:00
|
|
|
return;
|
|
|
|
|
|
|
|
core::aabbox3d<f32> bbox;
|
|
|
|
bbox.reset(0,0,0);
|
|
|
|
|
|
|
|
u16 mc = mesh->getMeshBufferCount();
|
2015-06-14 12:13:06 -07:00
|
|
|
for (u16 j=0; j<mc; j++) {
|
2013-04-16 02:30:05 -07:00
|
|
|
scene::IMeshBuffer *buf = mesh->getMeshBuffer(j);
|
2015-06-15 12:24:05 -07:00
|
|
|
if (!buf)
|
|
|
|
continue;
|
2013-04-16 02:30:05 -07:00
|
|
|
u16 vc = buf->getVertexCount();
|
2015-06-14 12:13:06 -07:00
|
|
|
if (!vc)
|
|
|
|
continue;
|
|
|
|
video::S3DVertex *vertices = (video::S3DVertex*)buf->getVertices();
|
2015-06-15 12:24:05 -07:00
|
|
|
if (!vertices)
|
|
|
|
continue;
|
2015-06-14 12:13:06 -07:00
|
|
|
for (u16 i=0; i<vc; i++) {
|
2013-04-16 02:30:05 -07:00
|
|
|
vertices[i].Pos += vec;
|
|
|
|
}
|
|
|
|
buf->recalculateBoundingBox();
|
|
|
|
|
|
|
|
// calculate total bounding box
|
2015-06-14 12:13:06 -07:00
|
|
|
if (j == 0) {
|
2013-04-16 02:30:05 -07:00
|
|
|
bbox = buf->getBoundingBox();
|
2015-06-14 12:13:06 -07:00
|
|
|
}else{
|
2013-04-16 02:30:05 -07:00
|
|
|
bbox.addInternalBox(buf->getBoundingBox());
|
2015-06-14 12:13:06 -07:00
|
|
|
}
|
2013-04-16 02:30:05 -07:00
|
|
|
}
|
|
|
|
mesh->setBoundingBox(bbox);
|
|
|
|
}
|
|
|
|
|
|
|
|
void setMeshColor(scene::IMesh *mesh, const video::SColor &color)
|
|
|
|
{
|
2015-06-14 12:13:06 -07:00
|
|
|
if (mesh == NULL)
|
2013-04-16 02:30:05 -07:00
|
|
|
return;
|
2013-05-11 22:37:33 -07:00
|
|
|
|
2013-04-16 02:30:05 -07:00
|
|
|
u16 mc = mesh->getMeshBufferCount();
|
2015-06-14 12:13:06 -07:00
|
|
|
for (u16 j=0; j<mc; j++) {
|
2013-04-16 02:30:05 -07:00
|
|
|
scene::IMeshBuffer *buf = mesh->getMeshBuffer(j);
|
2015-06-15 12:24:05 -07:00
|
|
|
if (!buf)
|
|
|
|
continue;
|
2013-04-16 02:30:05 -07:00
|
|
|
u16 vc = buf->getVertexCount();
|
2015-06-14 12:13:06 -07:00
|
|
|
if (!vc)
|
|
|
|
continue;
|
|
|
|
video::S3DVertex *vertices = (video::S3DVertex*)buf->getVertices();
|
2015-06-15 12:24:05 -07:00
|
|
|
if (!vertices)
|
|
|
|
continue;
|
2015-06-14 12:13:06 -07:00
|
|
|
for (u16 i=0; i<vc; i++) {
|
2013-04-16 02:30:05 -07:00
|
|
|
vertices[i].Color = color;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void setMeshColorByNormalXYZ(scene::IMesh *mesh,
|
|
|
|
const video::SColor &colorX,
|
|
|
|
const video::SColor &colorY,
|
|
|
|
const video::SColor &colorZ)
|
|
|
|
{
|
2015-06-14 12:13:06 -07:00
|
|
|
if (mesh == NULL)
|
2013-04-16 02:30:05 -07:00
|
|
|
return;
|
2013-05-11 22:37:33 -07:00
|
|
|
|
2013-04-16 02:30:05 -07:00
|
|
|
u16 mc = mesh->getMeshBufferCount();
|
2015-06-14 12:13:06 -07:00
|
|
|
for (u16 j=0; j<mc; j++) {
|
2013-04-16 02:30:05 -07:00
|
|
|
scene::IMeshBuffer *buf = mesh->getMeshBuffer(j);
|
2015-06-15 12:24:05 -07:00
|
|
|
if (!buf)
|
|
|
|
continue;
|
2013-04-16 02:30:05 -07:00
|
|
|
u16 vc = buf->getVertexCount();
|
2015-06-14 12:13:06 -07:00
|
|
|
if (!vc)
|
|
|
|
continue;
|
|
|
|
video::S3DVertex *vertices = (video::S3DVertex*)buf->getVertices();
|
2015-06-15 12:24:05 -07:00
|
|
|
if (!vertices)
|
|
|
|
continue;
|
2015-06-14 12:13:06 -07:00
|
|
|
for (u16 i=0; i<vc; i++) {
|
2013-04-16 02:30:05 -07:00
|
|
|
f32 x = fabs(vertices[i].Normal.X);
|
|
|
|
f32 y = fabs(vertices[i].Normal.Y);
|
|
|
|
f32 z = fabs(vertices[i].Normal.Z);
|
2015-06-14 12:13:06 -07:00
|
|
|
if (x >= y && x >= z) {
|
2013-04-16 02:30:05 -07:00
|
|
|
vertices[i].Color = colorX;
|
2015-06-14 12:13:06 -07:00
|
|
|
}else if (y >= z) {
|
2013-04-16 02:30:05 -07:00
|
|
|
vertices[i].Color = colorY;
|
2015-06-14 12:13:06 -07:00
|
|
|
}else{
|
2013-04-16 02:30:05 -07:00
|
|
|
vertices[i].Color = colorZ;
|
2015-06-14 12:13:06 -07:00
|
|
|
}
|
2013-04-16 02:30:05 -07:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
video::ITexture *generateTextureFromMesh(scene::IMesh *mesh,
|
|
|
|
IrrlichtDevice *device,
|
|
|
|
core::dimension2d<u32> dim,
|
|
|
|
std::string texture_name,
|
|
|
|
v3f camera_position,
|
|
|
|
v3f camera_lookat,
|
|
|
|
core::CMatrix4<f32> camera_projection_matrix,
|
|
|
|
video::SColorf ambient_light,
|
|
|
|
v3f light_position,
|
|
|
|
video::SColorf light_color,
|
|
|
|
f32 light_radius)
|
|
|
|
{
|
|
|
|
video::IVideoDriver *driver = device->getVideoDriver();
|
|
|
|
if(driver->queryFeature(video::EVDF_RENDER_TO_TARGET) == false)
|
|
|
|
{
|
|
|
|
static bool warned = false;
|
|
|
|
if(!warned)
|
|
|
|
{
|
|
|
|
errorstream<<"generateTextureFromMesh(): EVDF_RENDER_TO_TARGET"
|
|
|
|
" not supported."<<std::endl;
|
|
|
|
warned = true;
|
|
|
|
}
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
// Create render target texture
|
|
|
|
video::ITexture *rtt = driver->addRenderTargetTexture(
|
|
|
|
dim, texture_name.c_str(), video::ECF_A8R8G8B8);
|
|
|
|
if(rtt == NULL)
|
|
|
|
{
|
|
|
|
errorstream<<"generateTextureFromMesh(): addRenderTargetTexture"
|
|
|
|
" returned NULL."<<std::endl;
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
// Set render target
|
|
|
|
driver->setRenderTarget(rtt, false, true, video::SColor(0,0,0,0));
|
|
|
|
|
|
|
|
// Get a scene manager
|
|
|
|
scene::ISceneManager *smgr_main = device->getSceneManager();
|
|
|
|
assert(smgr_main);
|
|
|
|
scene::ISceneManager *smgr = smgr_main->createNewSceneManager();
|
|
|
|
assert(smgr);
|
|
|
|
|
|
|
|
scene::IMeshSceneNode* meshnode = smgr->addMeshSceneNode(mesh, NULL, -1, v3f(0,0,0), v3f(0,0,0), v3f(1,1,1), true);
|
|
|
|
meshnode->setMaterialFlag(video::EMF_LIGHTING, true);
|
|
|
|
meshnode->setMaterialFlag(video::EMF_ANTI_ALIASING, true);
|
|
|
|
meshnode->setMaterialFlag(video::EMF_BILINEAR_FILTER, true);
|
|
|
|
|
|
|
|
scene::ICameraSceneNode* camera = smgr->addCameraSceneNode(0,
|
|
|
|
camera_position, camera_lookat);
|
|
|
|
// second parameter of setProjectionMatrix (isOrthogonal) is ignored
|
|
|
|
camera->setProjectionMatrix(camera_projection_matrix, false);
|
|
|
|
|
|
|
|
smgr->setAmbientLight(ambient_light);
|
|
|
|
smgr->addLightSceneNode(0, light_position, light_color, light_radius);
|
|
|
|
|
|
|
|
// Render scene
|
|
|
|
driver->beginScene(true, true, video::SColor(0,0,0,0));
|
|
|
|
smgr->drawAll();
|
|
|
|
driver->endScene();
|
|
|
|
|
|
|
|
// NOTE: The scene nodes should not be dropped, otherwise
|
|
|
|
// smgr->drop() segfaults
|
|
|
|
/*cube->drop();
|
|
|
|
camera->drop();
|
|
|
|
light->drop();*/
|
|
|
|
// Drop scene manager
|
|
|
|
smgr->drop();
|
|
|
|
|
|
|
|
// Unset render target
|
|
|
|
driver->setRenderTarget(0, false, true, 0);
|
|
|
|
|
|
|
|
return rtt;
|
|
|
|
}
|
2014-09-21 11:55:15 -07:00
|
|
|
|
|
|
|
ExtrudedSpriteSceneNode::ExtrudedSpriteSceneNode(
|
|
|
|
scene::ISceneNode* parent,
|
|
|
|
scene::ISceneManager* mgr,
|
|
|
|
s32 id,
|
|
|
|
const v3f& position,
|
|
|
|
const v3f& rotation,
|
|
|
|
const v3f& scale
|
|
|
|
):
|
|
|
|
ISceneNode(parent, mgr, id, position, rotation, scale)
|
|
|
|
{
|
|
|
|
m_meshnode = mgr->addMeshSceneNode(NULL, this, -1, v3f(0,0,0), v3f(0,0,0), v3f(1,1,1), true);
|
|
|
|
m_thickness = 0.1;
|
|
|
|
m_cubemesh = NULL;
|
|
|
|
m_is_cube = false;
|
|
|
|
m_light = LIGHT_MAX;
|
|
|
|
}
|
|
|
|
|
|
|
|
ExtrudedSpriteSceneNode::~ExtrudedSpriteSceneNode()
|
|
|
|
{
|
|
|
|
removeChild(m_meshnode);
|
|
|
|
if (m_cubemesh)
|
|
|
|
m_cubemesh->drop();
|
|
|
|
}
|
|
|
|
|
|
|
|
void ExtrudedSpriteSceneNode::setSprite(video::ITexture* texture)
|
|
|
|
{
|
|
|
|
const v3f sprite_scale(1.0,1.0, 1.0); // width, height, thickness
|
|
|
|
|
|
|
|
if (texture == NULL) {
|
|
|
|
m_meshnode->setVisible(false);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
io::path name = getExtrudedName(texture);
|
|
|
|
scene::IMeshCache* cache = SceneManager->getMeshCache();
|
|
|
|
scene::IAnimatedMesh* mesh = cache->getMeshByName(name);
|
|
|
|
if (mesh != NULL)
|
|
|
|
{
|
|
|
|
// Extruded texture has been found in cache.
|
|
|
|
m_meshnode->setMesh(mesh);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
// Texture was not yet extruded, do it now and save in cache
|
|
|
|
mesh = createExtrudedMesh(texture, SceneManager->getVideoDriver(), sprite_scale);
|
|
|
|
if (mesh == NULL)
|
|
|
|
{
|
|
|
|
dstream << "Warning: failed to extrude sprite" << std::endl;
|
|
|
|
m_meshnode->setVisible(false);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
cache->addMesh(name, mesh);
|
|
|
|
m_meshnode->setMesh(mesh);
|
|
|
|
mesh->drop();
|
|
|
|
}
|
|
|
|
|
|
|
|
m_meshnode->setScale(v3f(1, 1, m_thickness));
|
|
|
|
m_meshnode->getMaterial(0).setTexture(0, texture);
|
|
|
|
m_meshnode->getMaterial(0).setFlag(video::EMF_LIGHTING, false);
|
|
|
|
m_meshnode->getMaterial(0).setFlag(video::EMF_BILINEAR_FILTER, false);
|
|
|
|
m_meshnode->getMaterial(0).MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;
|
|
|
|
m_meshnode->setVisible(true);
|
|
|
|
m_is_cube = false;
|
|
|
|
updateLight(m_light);
|
|
|
|
}
|
|
|
|
|
|
|
|
void ExtrudedSpriteSceneNode::setCube(const TileSpec tiles[6])
|
|
|
|
{
|
|
|
|
const v3f cube_scale(1.0, 1.0, 1.0);
|
|
|
|
if (m_cubemesh)
|
|
|
|
m_cubemesh->drop();
|
|
|
|
|
|
|
|
m_cubemesh = createCubeMesh(cube_scale);
|
|
|
|
|
|
|
|
m_meshnode->setMesh(m_cubemesh);
|
|
|
|
m_meshnode->setScale(v3f(1));
|
|
|
|
for (int i = 0; i < 6; ++i)
|
|
|
|
{
|
|
|
|
// Get the tile texture and atlas transformation
|
|
|
|
video::ITexture* atlas = tiles[i].texture.atlas;
|
|
|
|
v2f pos = tiles[i].texture.pos;
|
|
|
|
v2f size = tiles[i].texture.size;
|
|
|
|
|
|
|
|
// Set material flags and texture
|
|
|
|
video::SMaterial& material = m_meshnode->getMaterial(i);
|
|
|
|
material.setFlag(video::EMF_LIGHTING, false);
|
|
|
|
material.setFlag(video::EMF_BILINEAR_FILTER, false);
|
|
|
|
tiles[i].applyMaterialOptions(material);
|
|
|
|
material.setTexture(0, atlas);
|
|
|
|
material.getTextureMatrix(0).setTextureTranslate(pos.X, pos.Y);
|
|
|
|
material.getTextureMatrix(0).setTextureScale(size.X, size.Y);
|
|
|
|
}
|
|
|
|
m_meshnode->setVisible(true);
|
|
|
|
m_is_cube = true;
|
|
|
|
updateLight(m_light);
|
|
|
|
}
|
|
|
|
|
|
|
|
void ExtrudedSpriteSceneNode::setNodeBox(content_t c)
|
|
|
|
{
|
|
|
|
const v3f cube_scale(1.0, 1.0, 1.0);
|
|
|
|
if (m_cubemesh)
|
|
|
|
m_cubemesh->drop();
|
|
|
|
|
2014-11-17 08:11:11 -08:00
|
|
|
std::vector<NodeBox> boxes = content_features(c).getWieldNodeBoxes();
|
2014-09-21 11:55:15 -07:00
|
|
|
m_cubemesh = createNodeBoxMesh(boxes,cube_scale);
|
|
|
|
|
|
|
|
for (u16 i=0; i < boxes.size(); i++) {
|
|
|
|
for (int t=0; t<6; t++) {
|
|
|
|
video::ITexture* atlas = content_features(c).tiles[t].texture.atlas;
|
|
|
|
v2f pos = content_features(c).tiles[t].texture.pos;
|
|
|
|
v2f size = content_features(c).tiles[t].texture.size;
|
|
|
|
video::SMaterial& material = m_cubemesh->getMeshBuffer((i*6)+t)->getMaterial();
|
|
|
|
material.setFlag(video::EMF_LIGHTING, false);
|
|
|
|
material.setFlag(video::EMF_BILINEAR_FILTER, false);
|
|
|
|
content_features(c).tiles[i].applyMaterialOptions(material);
|
|
|
|
material.setTexture(0, atlas);
|
|
|
|
material.getTextureMatrix(0).setTextureTranslate(pos.X, pos.Y);
|
|
|
|
material.getTextureMatrix(0).setTextureScale(size.X, size.Y);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
m_meshnode->setMesh(m_cubemesh);
|
|
|
|
m_meshnode->setScale(v3f(1));
|
|
|
|
|
|
|
|
m_meshnode->setVisible(true);
|
|
|
|
m_is_cube = true;
|
|
|
|
updateLight(m_light);
|
|
|
|
}
|
|
|
|
|
2014-10-24 03:45:43 -07:00
|
|
|
void ExtrudedSpriteSceneNode::setArm(video::ITexture *texture)
|
2014-09-21 11:55:15 -07:00
|
|
|
{
|
|
|
|
const v3f cube_scale(0.3, 1.0, 0.3);
|
|
|
|
if (m_cubemesh)
|
|
|
|
m_cubemesh->drop();
|
|
|
|
|
|
|
|
m_cubemesh = createCubeMesh(cube_scale);
|
|
|
|
|
|
|
|
m_meshnode->setMesh(m_cubemesh);
|
|
|
|
m_meshnode->setScale(v3f(1));
|
|
|
|
|
|
|
|
// Get the tile texture and atlas transformation
|
2014-10-30 22:41:24 -07:00
|
|
|
if (texture == NULL)
|
|
|
|
texture = g_texturesource->getTextureRaw("character.png");
|
|
|
|
v2f pos(0.75,0.5);
|
|
|
|
v2f size(0.0625,0.125);
|
2014-09-21 11:55:15 -07:00
|
|
|
|
|
|
|
// Set material flags and texture
|
|
|
|
video::SMaterial& material = m_meshnode->getMaterial(0);
|
|
|
|
material.setFlag(video::EMF_LIGHTING, false);
|
|
|
|
material.setFlag(video::EMF_BILINEAR_FILTER, false);
|
|
|
|
material.MaterialType = video::EMT_SOLID;
|
|
|
|
material.BackfaceCulling = true;
|
2014-10-24 03:45:43 -07:00
|
|
|
material.setTexture(0, texture);
|
2014-09-21 11:55:15 -07:00
|
|
|
material.getTextureMatrix(0).setTextureTranslate(pos.X, pos.Y);
|
|
|
|
material.getTextureMatrix(0).setTextureScale(size.X, size.Y);
|
|
|
|
|
|
|
|
for (int i = 1; i < 6; ++i) {
|
|
|
|
// Get the tile texture and atlas transformation
|
2014-10-30 22:41:24 -07:00
|
|
|
v2f pos(0.75,1.);
|
2014-09-21 11:55:15 -07:00
|
|
|
v2f size(0.0625,-0.375);
|
|
|
|
|
|
|
|
// Set material flags and texture
|
|
|
|
video::SMaterial& material = m_meshnode->getMaterial(i);
|
|
|
|
material.setFlag(video::EMF_LIGHTING, false);
|
|
|
|
material.setFlag(video::EMF_BILINEAR_FILTER, false);
|
|
|
|
material.MaterialType = video::EMT_SOLID;
|
|
|
|
material.BackfaceCulling = true;
|
2014-10-24 03:45:43 -07:00
|
|
|
material.setTexture(0, texture);
|
2014-09-21 11:55:15 -07:00
|
|
|
material.getTextureMatrix(0).setTextureTranslate(pos.X, pos.Y);
|
|
|
|
material.getTextureMatrix(0).setTextureScale(size.X, size.Y);
|
|
|
|
}
|
|
|
|
m_meshnode->setVisible(true);
|
|
|
|
m_is_cube = true;
|
|
|
|
updateLight(m_light);
|
|
|
|
}
|
|
|
|
|
|
|
|
void ExtrudedSpriteSceneNode::updateLight(u8 light)
|
|
|
|
{
|
|
|
|
m_light = light;
|
2014-10-24 01:01:15 -07:00
|
|
|
video::SColor color(255,light,light,light);
|
2014-09-21 11:55:15 -07:00
|
|
|
setMeshVerticesColor(m_meshnode->getMesh(), color);
|
|
|
|
}
|
|
|
|
|
|
|
|
void ExtrudedSpriteSceneNode::removeSpriteFromCache(video::ITexture* texture)
|
|
|
|
{
|
|
|
|
scene::IMeshCache* cache = SceneManager->getMeshCache();
|
|
|
|
scene::IAnimatedMesh* mesh = cache->getMeshByName(getExtrudedName(texture));
|
|
|
|
if (mesh != NULL)
|
|
|
|
cache->removeMesh(mesh);
|
|
|
|
}
|
|
|
|
|
|
|
|
void ExtrudedSpriteSceneNode::setSpriteThickness(f32 thickness)
|
|
|
|
{
|
|
|
|
m_thickness = thickness;
|
|
|
|
if (!m_is_cube)
|
|
|
|
m_meshnode->setScale(v3f(1, 1, thickness));
|
|
|
|
}
|
|
|
|
|
|
|
|
const core::aabbox3d<f32>& ExtrudedSpriteSceneNode::getBoundingBox() const
|
|
|
|
{
|
|
|
|
return m_meshnode->getBoundingBox();
|
|
|
|
}
|
|
|
|
|
|
|
|
void ExtrudedSpriteSceneNode::OnRegisterSceneNode()
|
|
|
|
{
|
|
|
|
if (IsVisible)
|
|
|
|
SceneManager->registerNodeForRendering(this);
|
|
|
|
ISceneNode::OnRegisterSceneNode();
|
|
|
|
}
|
|
|
|
|
|
|
|
void ExtrudedSpriteSceneNode::render()
|
|
|
|
{
|
|
|
|
// do nothing
|
|
|
|
}
|
|
|
|
|
|
|
|
io::path ExtrudedSpriteSceneNode::getExtrudedName(video::ITexture* texture)
|
|
|
|
{
|
|
|
|
io::path path = texture->getName();
|
|
|
|
path.append("/[extruded]");
|
|
|
|
return path;
|
|
|
|
}
|