/*
-Minetest-c55
-Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
+Minetest
+Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
*/
#include "mesh.h"
+#include "debug.h"
#include "log.h"
-#include <cassert>
#include <iostream>
#include <IAnimatedMesh.h>
#include <SAnimatedMesh.h>
-#include <ICameraSceneNode.h>
// In Irrlicht 1.8 the signature of ITexture::lock was changed from
// (bool, u32) to (E_TEXTURE_LOCK_MODE, u32).
}
}
+ delete[] solidity;
+
// Add to mesh
scene::SMesh *mesh = new scene::SMesh();
mesh->addMeshBuffer(buf);
video::IVideoDriver *driver, v3f scale)
{
scene::IAnimatedMesh *mesh = NULL;
- core::dimension2d<u32> size = texture->getSize();
+ core::dimension2d<u32> size = texture->getOriginalSize();
video::ECOLOR_FORMAT format = texture->getColorFormat();
if (format == video::ECF_A8R8G8B8)
{
// img1 is in the texture's color format, convert to 8-bit ARGB
video::IImage *img2 = driver->createImage(video::ECF_A8R8G8B8, size);
- if (img2 != NULL)
+ if (img2 == NULL)
{
- img1->copyTo(img2);
img1->drop();
-
- mesh = extrudeARGB(size.Width, size.Height, (u8*) img2->lock());
- img2->unlock();
- img2->drop();
+ return NULL;
}
+
+ img1->copyTo(img2);
img1->drop();
+ mesh = extrudeARGB(size.Width, size.Height, (u8*) img2->lock());
+ img2->unlock();
+ img2->drop();
}
// Set default material
}
}
-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)
+void rotateMeshBy6dFacedir(scene::IMesh *mesh, int facedir)
+{
+ int axisdir = facedir>>2;
+ facedir &= 0x03;
+
+ u16 mc = mesh->getMeshBufferCount();
+ for(u16 j = 0; j < mc; j++)
{
- static bool warned = false;
- if(!warned)
+ scene::IMeshBuffer *buf = mesh->getMeshBuffer(j);
+ video::S3DVertex *vertices = (video::S3DVertex*)buf->getVertices();
+ u16 vc = buf->getVertexCount();
+ for(u16 i=0; i<vc; i++)
{
- errorstream<<"generateTextureFromMesh(): EVDF_RENDER_TO_TARGET"
- " not supported."<<std::endl;
- warned = true;
+ switch (axisdir)
+ {
+ case 0:
+ if(facedir == 1)
+ vertices[i].Pos.rotateXZBy(-90);
+ else if(facedir == 2)
+ vertices[i].Pos.rotateXZBy(180);
+ else if(facedir == 3)
+ vertices[i].Pos.rotateXZBy(90);
+ break;
+ case 1: // z+
+ vertices[i].Pos.rotateYZBy(90);
+ if(facedir == 1)
+ vertices[i].Pos.rotateXYBy(90);
+ else if(facedir == 2)
+ vertices[i].Pos.rotateXYBy(180);
+ else if(facedir == 3)
+ vertices[i].Pos.rotateXYBy(-90);
+ break;
+ case 2: //z-
+ vertices[i].Pos.rotateYZBy(-90);
+ if(facedir == 1)
+ vertices[i].Pos.rotateXYBy(-90);
+ else if(facedir == 2)
+ vertices[i].Pos.rotateXYBy(180);
+ else if(facedir == 3)
+ vertices[i].Pos.rotateXYBy(90);
+ break;
+ case 3: //x+
+ vertices[i].Pos.rotateXYBy(-90);
+ if(facedir == 1)
+ vertices[i].Pos.rotateYZBy(90);
+ else if(facedir == 2)
+ vertices[i].Pos.rotateYZBy(180);
+ else if(facedir == 3)
+ vertices[i].Pos.rotateYZBy(-90);
+ break;
+ case 4: //x-
+ vertices[i].Pos.rotateXYBy(90);
+ if(facedir == 1)
+ vertices[i].Pos.rotateYZBy(-90);
+ else if(facedir == 2)
+ vertices[i].Pos.rotateYZBy(180);
+ else if(facedir == 3)
+ vertices[i].Pos.rotateYZBy(90);
+ break;
+ case 5:
+ vertices[i].Pos.rotateXYBy(-180);
+ if(facedir == 1)
+ vertices[i].Pos.rotateXZBy(90);
+ else if(facedir == 2)
+ vertices[i].Pos.rotateXZBy(180);
+ else if(facedir == 3)
+ vertices[i].Pos.rotateXZBy(-90);
+ break;
+ default:
+ break;
+ }
}
- return NULL;
}
+}
- // Create render target texture
- video::ITexture *rtt = driver->addRenderTargetTexture(
- dim, texture_name.c_str(), video::ECF_A8R8G8B8);
- if(rtt == NULL)
+void recalculateBoundingBox(scene::IMesh *src_mesh)
+{
+ core::aabbox3d<f32> bbox;
+ bbox.reset(0,0,0);
+ for(u16 j = 0; j < src_mesh->getMeshBufferCount(); j++)
{
- errorstream<<"generateTextureFromMesh(): addRenderTargetTexture"
- " returned NULL."<<std::endl;
- return NULL;
+ scene::IMeshBuffer *buf = src_mesh->getMeshBuffer(j);
+ buf->recalculateBoundingBox();
+ if(j == 0)
+ bbox = buf->getBoundingBox();
+ else
+ bbox.addInternalBox(buf->getBoundingBox());
}
+ src_mesh->setBoundingBox(bbox);
+}
- // Set render target
- driver->setRenderTarget(rtt, true, 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, true, true, 0);
-
- return rtt;
+scene::IMesh* cloneMesh(scene::IMesh *src_mesh)
+{
+ scene::SMesh* dst_mesh = new scene::SMesh();
+ for(u16 j = 0; j < src_mesh->getMeshBufferCount(); j++)
+ {
+ scene::IMeshBuffer *buf = src_mesh->getMeshBuffer(j);
+ video::S3DVertex *vertices = (video::S3DVertex*)buf->getVertices();
+ u16 *indices = (u16*)buf->getIndices();
+ scene::SMeshBuffer *temp_buf = new scene::SMeshBuffer();
+ temp_buf->append(vertices, buf->getVertexCount(),
+ indices, buf->getIndexCount());
+ dst_mesh->addMeshBuffer(temp_buf);
+ temp_buf->drop();
+ }
+ return dst_mesh;
+}
+
+scene::IMesh* convertNodeboxNodeToMesh(ContentFeatures *f)
+{
+ scene::SMesh* dst_mesh = new scene::SMesh();
+ for (u16 j = 0; j < 6; j++)
+ {
+ scene::IMeshBuffer *buf = new scene::SMeshBuffer();
+ dst_mesh->addMeshBuffer(buf);
+ buf->drop();
+ }
+
+ video::SColor c(255,255,255,255);
+
+ std::vector<aabb3f> boxes = f->node_box.fixed;
+
+ for(std::vector<aabb3f>::iterator
+ i = boxes.begin();
+ i != boxes.end(); i++)
+ {
+ aabb3f box = *i;
+
+ f32 temp;
+ if (box.MinEdge.X > box.MaxEdge.X)
+ {
+ temp=box.MinEdge.X;
+ box.MinEdge.X=box.MaxEdge.X;
+ box.MaxEdge.X=temp;
+ }
+ if (box.MinEdge.Y > box.MaxEdge.Y)
+ {
+ temp=box.MinEdge.Y;
+ box.MinEdge.Y=box.MaxEdge.Y;
+ box.MaxEdge.Y=temp;
+ }
+ if (box.MinEdge.Z > box.MaxEdge.Z)
+ {
+ temp=box.MinEdge.Z;
+ box.MinEdge.Z=box.MaxEdge.Z;
+ box.MaxEdge.Z=temp;
+ }
+ // Compute texture coords
+ f32 tx1 = (box.MinEdge.X/BS)+0.5;
+ f32 ty1 = (box.MinEdge.Y/BS)+0.5;
+ f32 tz1 = (box.MinEdge.Z/BS)+0.5;
+ f32 tx2 = (box.MaxEdge.X/BS)+0.5;
+ f32 ty2 = (box.MaxEdge.Y/BS)+0.5;
+ f32 tz2 = (box.MaxEdge.Z/BS)+0.5;
+ f32 txc[24] = {
+ // up
+ tx1, 1-tz2, tx2, 1-tz1,
+ // down
+ tx1, tz1, tx2, tz2,
+ // right
+ tz1, 1-ty2, tz2, 1-ty1,
+ // left
+ 1-tz2, 1-ty2, 1-tz1, 1-ty1,
+ // back
+ 1-tx2, 1-ty2, 1-tx1, 1-ty1,
+ // front
+ tx1, 1-ty2, tx2, 1-ty1,
+ };
+ v3f min = box.MinEdge;
+ v3f max = box.MaxEdge;
+
+ video::S3DVertex vertices[24] =
+ {
+ // up
+ video::S3DVertex(min.X,max.Y,max.Z, 0,1,0, c, txc[0],txc[1]),
+ video::S3DVertex(max.X,max.Y,max.Z, 0,1,0, c, txc[2],txc[1]),
+ video::S3DVertex(max.X,max.Y,min.Z, 0,1,0, c, txc[2],txc[3]),
+ video::S3DVertex(min.X,max.Y,min.Z, 0,1,0, c, txc[0],txc[3]),
+ // down
+ video::S3DVertex(min.X,min.Y,min.Z, 0,-1,0, c, txc[4],txc[5]),
+ video::S3DVertex(max.X,min.Y,min.Z, 0,-1,0, c, txc[6],txc[5]),
+ video::S3DVertex(max.X,min.Y,max.Z, 0,-1,0, c, txc[6],txc[7]),
+ video::S3DVertex(min.X,min.Y,max.Z, 0,-1,0, c, txc[4],txc[7]),
+ // right
+ video::S3DVertex(max.X,max.Y,min.Z, 1,0,0, c, txc[ 8],txc[9]),
+ video::S3DVertex(max.X,max.Y,max.Z, 1,0,0, c, txc[10],txc[9]),
+ video::S3DVertex(max.X,min.Y,max.Z, 1,0,0, c, txc[10],txc[11]),
+ video::S3DVertex(max.X,min.Y,min.Z, 1,0,0, c, txc[ 8],txc[11]),
+ // left
+ video::S3DVertex(min.X,max.Y,max.Z, -1,0,0, c, txc[12],txc[13]),
+ video::S3DVertex(min.X,max.Y,min.Z, -1,0,0, c, txc[14],txc[13]),
+ video::S3DVertex(min.X,min.Y,min.Z, -1,0,0, c, txc[14],txc[15]),
+ video::S3DVertex(min.X,min.Y,max.Z, -1,0,0, c, txc[12],txc[15]),
+ // back
+ video::S3DVertex(max.X,max.Y,max.Z, 0,0,1, c, txc[16],txc[17]),
+ video::S3DVertex(min.X,max.Y,max.Z, 0,0,1, c, txc[18],txc[17]),
+ video::S3DVertex(min.X,min.Y,max.Z, 0,0,1, c, txc[18],txc[19]),
+ video::S3DVertex(max.X,min.Y,max.Z, 0,0,1, c, txc[16],txc[19]),
+ // front
+ video::S3DVertex(min.X,max.Y,min.Z, 0,0,-1, c, txc[20],txc[21]),
+ video::S3DVertex(max.X,max.Y,min.Z, 0,0,-1, c, txc[22],txc[21]),
+ video::S3DVertex(max.X,min.Y,min.Z, 0,0,-1, c, txc[22],txc[23]),
+ video::S3DVertex(min.X,min.Y,min.Z, 0,0,-1, c, txc[20],txc[23]),
+ };
+
+ u16 indices[] = {0,1,2,2,3,0};
+
+ for(u16 j = 0; j < 24; j += 4)
+ {
+ scene::IMeshBuffer *buf = dst_mesh->getMeshBuffer(j / 4);
+ buf->append(vertices + j, 4, indices, 6);
+ }
+ }
+ return dst_mesh;
}