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Remove PLY support

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This commit is contained in:
Vincent Lejeune 2015-01-10 18:11:25 +01:00
parent 48c45f1910
commit d5cfaab13b
7 changed files with 0 additions and 1204 deletions
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4
lib/irrlicht/CMakeLists.txt
View File

@ -113,7 +113,6 @@ source/Irrlicht/CGUITreeView.cpp
source/Irrlicht/CAnimatedMeshSceneNode.cpp
source/Irrlicht/CGUICheckBox.cpp
source/Irrlicht/CGUIWindow.cpp
source/Irrlicht/CPLYMeshFileLoader.cpp
source/Irrlicht/CSceneNodeAnimatorCameraMaya.cpp
source/Irrlicht/CSceneNodeAnimatorFlyCircle.cpp
source/Irrlicht/CColorConverter.cpp
@ -187,7 +186,6 @@ source/Irrlicht/CGUIImage.cpp
source/Irrlicht/CGUIEnvironment.cpp
source/Irrlicht/CParticleScaleAffector.cpp
source/Irrlicht/CSceneNodeAnimatorDelete.cpp
source/Irrlicht/CPLYMeshWriter.cpp
source/Irrlicht/CImageWriterBMP.cpp
source/Irrlicht/CParticleMeshEmitter.cpp
source/Irrlicht/CSceneNodeAnimatorRotation.cpp
@ -264,7 +262,6 @@ source/Irrlicht/CSceneManager.h
source/Irrlicht/CImageLoaderPSD.h
source/Irrlicht/COpenGLDriver.h
source/Irrlicht/CGUIComboBox.h
source/Irrlicht/CPLYMeshFileLoader.h
source/Irrlicht/CVolumeLightSceneNode.h
source/Irrlicht/CSceneCollisionManager.h
source/Irrlicht/ISceneNodeAnimatorFinishing.h
@ -329,7 +326,6 @@ source/Irrlicht/CImageLoaderJPG.h
source/Irrlicht/CBillboardSceneNode.h
source/Irrlicht/CIrrDeviceSDL.h
source/Irrlicht/CSkyDomeSceneNode.h
source/Irrlicht/CPLYMeshWriter.h
source/Irrlicht/CDepthBuffer.h
source/Irrlicht/CGUIInOutFader.h
source/Irrlicht/CGUIFont.h

10
lib/irrlicht/include/IrrCompileConfig.h
View File

@ -357,11 +357,6 @@ B3D, MS3D or X meshes */
#ifdef NO_IRR_COMPILE_WITH_STL_LOADER_
#undef _IRR_COMPILE_WITH_STL_LOADER_
#endif
//! Define _IRR_COMPILE_WITH_PLY_LOADER_ if you want to load Polygon (Stanford Triangle) files
#define _IRR_COMPILE_WITH_PLY_LOADER_
#ifdef NO_IRR_COMPILE_WITH_PLY_LOADER_
#undef _IRR_COMPILE_WITH_PLY_LOADER_
#endif
//! Define _IRR_COMPILE_WITH_STL_WRITER_ if you want to write .stl files
//#define _IRR_COMPILE_WITH_STL_WRITER_
@ -373,11 +368,6 @@ B3D, MS3D or X meshes */
#ifdef NO_IRR_COMPILE_WITH_OBJ_WRITER_
#undef _IRR_COMPILE_WITH_OBJ_WRITER_
#endif
//! Define _IRR_COMPILE_WITH_PLY_WRITER_ if you want to write .ply files
//#define _IRR_COMPILE_WITH_PLY_WRITER_
#ifdef NO_IRR_COMPILE_WITH_PLY_WRITER_
#undef _IRR_COMPILE_WITH_PLY_WRITER_
#endif
//! Define _IRR_COMPILE_WITH_BMP_LOADER_ if you want to load .bmp files
//! Disabling this loader will also disable the built-in font

817
lib/irrlicht/source/Irrlicht/CPLYMeshFileLoader.cpp
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@ -1,817 +0,0 @@
// Copyright (C) 2009-2012 Gaz Davidson
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#include "IrrCompileConfig.h"
#ifdef _IRR_COMPILE_WITH_PLY_LOADER_
#include "CPLYMeshFileLoader.h"
#include "IMeshManipulator.h"
#include "SMesh.h"
#include "CDynamicMeshBuffer.h"
#include "SAnimatedMesh.h"
#include "IReadFile.h"
#include "fast_atof.h"
#include "os.h"
namespace irr
{
namespace scene
{
// input buffer must be at least twice as long as the longest line in the file
#define PLY_INPUT_BUFFER_SIZE 51200 // file is loaded in 50k chunks
// constructor
CPLYMeshFileLoader::CPLYMeshFileLoader(scene::ISceneManager* smgr)
: SceneManager(smgr), File(0), Buffer(0)
{
}
CPLYMeshFileLoader::~CPLYMeshFileLoader()
{
// delete the buffer in case we didn't earlier
// (we do, but this could be disabled to increase the speed of loading hundreds of meshes)
if (Buffer)
{
delete [] Buffer;
Buffer = 0;
}
// Destroy the element list if it exists
for (u32 i=0; i<ElementList.size(); ++i)
delete ElementList[i];
ElementList.clear();
}
//! returns true if the file maybe is able to be loaded by this class
bool CPLYMeshFileLoader::isALoadableFileExtension(const io::path& filename) const
{
return core::hasFileExtension(filename, "ply");
}
//! creates/loads an animated mesh from the file.
IAnimatedMesh* CPLYMeshFileLoader::createMesh(io::IReadFile* file)
{
if (!file)
return 0;
File = file;
File->grab();
// attempt to allocate the buffer and fill with data
if (!allocateBuffer())
{
File->drop();
File = 0;
return 0;
}
// start with empty mesh
SAnimatedMesh* animMesh = 0;
u32 vertCount=0;
// Currently only supports ASCII meshes
if (strcmp(getNextLine(), "ply"))
{
os::Printer::log("Not a valid PLY file", file->getFileName().c_str(), ELL_ERROR);
}
else
{
// cut the next line out
getNextLine();
// grab the word from this line
c8 *word = getNextWord();
// ignore comments
while (strcmp(word, "comment") == 0)
{
getNextLine();
word = getNextWord();
}
bool readingHeader = true;
bool continueReading = true;
IsBinaryFile = false;
IsWrongEndian= false;
do
{
if (strcmp(word, "format") == 0)
{
word = getNextWord();
if (strcmp(word, "binary_little_endian") == 0)
{
IsBinaryFile = true;
#ifdef __BIG_ENDIAN__
IsWrongEndian = true;
#endif
}
else if (strcmp(word, "binary_big_endian") == 0)
{
IsBinaryFile = true;
#ifndef __BIG_ENDIAN__
IsWrongEndian = true;
#endif
}
else if (strcmp(word, "ascii"))
{
// abort if this isn't an ascii or a binary mesh
os::Printer::log("Unsupported PLY mesh format", word, ELL_ERROR);
continueReading = false;
}
if (continueReading)
{
word = getNextWord();
if (strcmp(word, "1.0"))
{
os::Printer::log("Unsupported PLY mesh version", word, ELL_WARNING);
}
}
}
else if (strcmp(word, "property") == 0)
{
word = getNextWord();
if (!ElementList.size())
{
os::Printer::log("PLY property found before element", word, ELL_WARNING);
}
else
{
// get element
SPLYElement* el = ElementList[ElementList.size()-1];
// fill property struct
SPLYProperty prop;
prop.Type = getPropertyType(word);
el->KnownSize += prop.size();
if (prop.Type == EPLYPT_LIST)
{
el->IsFixedWidth = false;
word = getNextWord();
prop.Data.List.CountType = getPropertyType(word);
if (IsBinaryFile && prop.Data.List.CountType == EPLYPT_UNKNOWN)
{
os::Printer::log("Cannot read binary PLY file containing data types of unknown length", word, ELL_ERROR);
continueReading = false;
}
else
{
word = getNextWord();
prop.Data.List.ItemType = getPropertyType(word);
if (IsBinaryFile && prop.Data.List.ItemType == EPLYPT_UNKNOWN)
{
os::Printer::log("Cannot read binary PLY file containing data types of unknown length", word, ELL_ERROR);
continueReading = false;
}
}
}
else if (IsBinaryFile && prop.Type == EPLYPT_UNKNOWN)
{
os::Printer::log("Cannot read binary PLY file containing data types of unknown length", word, ELL_ERROR);
continueReading = false;
}
prop.Name = getNextWord();
// add property to element
el->Properties.push_back(prop);
}
}
else if (strcmp(word, "element") == 0)
{
SPLYElement* el = new SPLYElement;
el->Name = getNextWord();
el->Count = atoi(getNextWord());
el->IsFixedWidth = true;
el->KnownSize = 0;
ElementList.push_back(el);
if (el->Name == "vertex")
vertCount = el->Count;
}
else if (strcmp(word, "end_header") == 0)
{
readingHeader = false;
if (IsBinaryFile)
{
StartPointer = LineEndPointer + 1;
}
}
else if (strcmp(word, "comment") == 0)
{
// ignore line
}
else
{
os::Printer::log("Unknown item in PLY file", word, ELL_WARNING);
}
if (readingHeader && continueReading)
{
getNextLine();
word = getNextWord();
}
}
while (readingHeader && continueReading);
// now to read the actual data from the file
if (continueReading)
{
// create a mesh buffer
CDynamicMeshBuffer *mb = new CDynamicMeshBuffer(video::EVT_STANDARD, vertCount > 65565 ? video::EIT_32BIT : video::EIT_16BIT);
mb->getVertexBuffer().reallocate(vertCount);
mb->getIndexBuffer().reallocate(vertCount);
mb->setHardwareMappingHint(EHM_STATIC);
bool hasNormals=true;
// loop through each of the elements
for (u32 i=0; i<ElementList.size(); ++i)
{
// do we want this element type?
if (ElementList[i]->Name == "vertex")
{
// loop through vertex properties
for (u32 j=0; j < ElementList[i]->Count; ++j)
hasNormals &= readVertex(*ElementList[i], mb);
}
else if (ElementList[i]->Name == "face")
{
// read faces
for (u32 j=0; j < ElementList[i]->Count; ++j)
readFace(*ElementList[i], mb);
}
else
{
// skip these elements
for (u32 j=0; j < ElementList[i]->Count; ++j)
skipElement(*ElementList[i]);
}
}
mb->recalculateBoundingBox();
if (!hasNormals)
SceneManager->getMeshManipulator()->recalculateNormals(mb);
SMesh* m = new SMesh();
m->addMeshBuffer(mb);
m->recalculateBoundingBox();
mb->drop();
animMesh = new SAnimatedMesh();
animMesh->addMesh(m);
animMesh->recalculateBoundingBox();
m->drop();
}
}
// free the buffer
delete [] Buffer;
Buffer = 0;
File->drop();
File = 0;
// if we managed to create a mesh, return it
return animMesh;
}
bool CPLYMeshFileLoader::readVertex(const SPLYElement &Element, scene::CDynamicMeshBuffer* mb)
{
if (!IsBinaryFile)
getNextLine();
video::S3DVertex vert;
vert.Color.set(255,255,255,255);
vert.TCoords.X = 0.0f;
vert.TCoords.Y = 0.0f;
vert.Normal.X = 0.0f;
vert.Normal.Y = 1.0f;
vert.Normal.Z = 0.0f;
bool result=false;
for (u32 i=0; i < Element.Properties.size(); ++i)
{
E_PLY_PROPERTY_TYPE t = Element.Properties[i].Type;
if (Element.Properties[i].Name == "x")
vert.Pos.X = getFloat(t);
else if (Element.Properties[i].Name == "y")
vert.Pos.Z = getFloat(t);
else if (Element.Properties[i].Name == "z")
vert.Pos.Y = getFloat(t);
else if (Element.Properties[i].Name == "nx")
{
vert.Normal.X = getFloat(t);
result=true;
}
else if (Element.Properties[i].Name == "ny")
{
vert.Normal.Z = getFloat(t);
result=true;
}
else if (Element.Properties[i].Name == "nz")
{
vert.Normal.Y = getFloat(t);
result=true;
}
else if (Element.Properties[i].Name == "u")
vert.TCoords.X = getFloat(t);
else if (Element.Properties[i].Name == "v")
vert.TCoords.Y = getFloat(t);
else if (Element.Properties[i].Name == "red")
{
u32 value = Element.Properties[i].isFloat() ? (u32)(getFloat(t)*255.0f) : getInt(t);
vert.Color.setRed(value);
}
else if (Element.Properties[i].Name == "green")
{
u32 value = Element.Properties[i].isFloat() ? (u32)(getFloat(t)*255.0f) : getInt(t);
vert.Color.setGreen(value);
}
else if (Element.Properties[i].Name == "blue")
{
u32 value = Element.Properties[i].isFloat() ? (u32)(getFloat(t)*255.0f) : getInt(t);
vert.Color.setBlue(value);
}
else if (Element.Properties[i].Name == "alpha")
{
u32 value = Element.Properties[i].isFloat() ? (u32)(getFloat(t)*255.0f) : getInt(t);
vert.Color.setAlpha(value);
}
else
skipProperty(Element.Properties[i]);
}
mb->getVertexBuffer().push_back(vert);
return result;
}
bool CPLYMeshFileLoader::readFace(const SPLYElement &Element, scene::CDynamicMeshBuffer* mb)
{
if (!IsBinaryFile)
getNextLine();
for (u32 i=0; i < Element.Properties.size(); ++i)
{
if ( (Element.Properties[i].Name == "vertex_indices" ||
Element.Properties[i].Name == "vertex_index") && Element.Properties[i].Type == EPLYPT_LIST)
{
// get count
s32 count = getInt(Element.Properties[i].Data.List.CountType);
u32 a = getInt(Element.Properties[i].Data.List.ItemType),
b = getInt(Element.Properties[i].Data.List.ItemType),
c = getInt(Element.Properties[i].Data.List.ItemType);
s32 j = 3;
mb->getIndexBuffer().push_back(a);
mb->getIndexBuffer().push_back(c);
mb->getIndexBuffer().push_back(b);
for (; j < count; ++j)
{
b = c;
c = getInt(Element.Properties[i].Data.List.ItemType);
mb->getIndexBuffer().push_back(a);
mb->getIndexBuffer().push_back(c);
mb->getIndexBuffer().push_back(b);
}
}
else if (Element.Properties[i].Name == "intensity")
{
// todo: face intensity
skipProperty(Element.Properties[i]);
}
else
skipProperty(Element.Properties[i]);
}
return true;
}
// skips an element and all properties. return false on EOF
void CPLYMeshFileLoader::skipElement(const SPLYElement &Element)
{
if (IsBinaryFile)
if (Element.IsFixedWidth)
moveForward(Element.KnownSize);
else
for (u32 i=0; i < Element.Properties.size(); ++i)
skipProperty(Element.Properties[i]);
else
getNextLine();
}
void CPLYMeshFileLoader::skipProperty(const SPLYProperty &Property)
{
if (Property.Type == EPLYPT_LIST)
{
s32 count = getInt(Property.Data.List.CountType);
for (s32 i=0; i < count; ++i)
getInt(Property.Data.List.CountType);
}
else
{
if (IsBinaryFile)
moveForward(Property.size());
else
getNextWord();
}
}
bool CPLYMeshFileLoader::allocateBuffer()
{
// Destroy the element list if it exists
for (u32 i=0; i<ElementList.size(); ++i)
delete ElementList[i];
ElementList.clear();
if (!Buffer)
Buffer = new c8[PLY_INPUT_BUFFER_SIZE];
// not enough memory?
if (!Buffer)
return false;
// blank memory
memset(Buffer, 0, PLY_INPUT_BUFFER_SIZE);
StartPointer = Buffer;
EndPointer = Buffer;
LineEndPointer = Buffer-1;
WordLength = -1;
EndOfFile = false;
// get data from the file
fillBuffer();
return true;
}
// gets more data from the file. returns false on EOF
void CPLYMeshFileLoader::fillBuffer()
{
if (EndOfFile)
return;
u32 length = (u32)(EndPointer - StartPointer);
if (length && StartPointer != Buffer)
{
// copy the remaining data to the start of the buffer
memcpy(Buffer, StartPointer, length);
}
// reset start position
StartPointer = Buffer;
EndPointer = StartPointer + length;
if (File->getPos() == File->getSize())
{
EndOfFile = true;
}
else
{
// read data from the file
u32 count = File->read(EndPointer, PLY_INPUT_BUFFER_SIZE - length);
// increment the end pointer by the number of bytes read
EndPointer = EndPointer + count;
// if we didn't completely fill the buffer
if (count != PLY_INPUT_BUFFER_SIZE - length)
{
// blank the rest of the memory
memset(EndPointer, 0, Buffer + PLY_INPUT_BUFFER_SIZE - EndPointer);
// end of file
EndOfFile = true;
}
}
}
// skips x bytes in the file, getting more data if required
void CPLYMeshFileLoader::moveForward(u32 bytes)
{
if (StartPointer + bytes >= EndPointer)
fillBuffer();
if (StartPointer + bytes < EndPointer)
StartPointer += bytes;
else
StartPointer = EndPointer;
}
E_PLY_PROPERTY_TYPE CPLYMeshFileLoader::getPropertyType(const c8* typeString) const
{
if (strcmp(typeString, "char") == 0 ||
strcmp(typeString, "uchar") == 0 ||
strcmp(typeString, "int8") == 0 ||
strcmp(typeString, "uint8") == 0)
{
return EPLYPT_INT8;
}
else if (strcmp(typeString, "uint") == 0 ||
strcmp(typeString, "int16") == 0 ||
strcmp(typeString, "uint16") == 0 ||
strcmp(typeString, "short") == 0 ||
strcmp(typeString, "ushort") == 0)
{
return EPLYPT_INT16;
}
else if (strcmp(typeString, "int") == 0 ||
strcmp(typeString, "long") == 0 ||
strcmp(typeString, "ulong") == 0 ||
strcmp(typeString, "int32") == 0 ||
strcmp(typeString, "uint32") == 0)
{
return EPLYPT_INT32;
}
else if (strcmp(typeString, "float") == 0 ||
strcmp(typeString, "float32") == 0)
{
return EPLYPT_FLOAT32;
}
else if (strcmp(typeString, "float64") == 0 ||
strcmp(typeString, "double") == 0)
{
return EPLYPT_FLOAT64;
}
else if ( strcmp(typeString, "list") == 0 )
{
return EPLYPT_LIST;
}
else
{
// unsupported type.
// cannot be loaded in binary mode
return EPLYPT_UNKNOWN;
}
}
// Split the string data into a line in place by terminating it instead of copying.
c8* CPLYMeshFileLoader::getNextLine()
{
// move the start pointer along
StartPointer = LineEndPointer + 1;
// crlf split across buffer move
if (*StartPointer == '\n')
{
*StartPointer = '\0';
++StartPointer;
}
// begin at the start of the next line
c8* pos = StartPointer;
while (pos < EndPointer && *pos && *pos != '\r' && *pos != '\n')
++pos;
if ( pos < EndPointer && ( *(pos+1) == '\r' || *(pos+1) == '\n') )
{
*pos = '\0';
++pos;
}
// we have reached the end of the buffer
if (pos >= EndPointer)
{
// get data from the file
if (!EndOfFile)
{
fillBuffer();
// reset line end pointer
LineEndPointer = StartPointer - 1;
if (StartPointer != EndPointer)
return getNextLine();
else
return Buffer;
}
else
{
// EOF
StartPointer = EndPointer-1;
*StartPointer = '\0';
return StartPointer;
}
}
else
{
// null terminate the string in place
*pos = '\0';
LineEndPointer = pos;
WordLength = -1;
// return pointer to the start of the line
return StartPointer;
}
}
// null terminate the next word on the previous line and move the next word pointer along
// since we already have a full line in the buffer, we never need to retrieve more data
c8* CPLYMeshFileLoader::getNextWord()
{
// move the start pointer along
StartPointer += WordLength + 1;
if (StartPointer == LineEndPointer)
{
WordLength = -1; //
return LineEndPointer;
}
// begin at the start of the next word
c8* pos = StartPointer;
while (*pos && pos < LineEndPointer && pos < EndPointer && *pos != ' ' && *pos != '\t')
++pos;
while(*pos && pos < LineEndPointer && pos < EndPointer && (*pos == ' ' || *pos == '\t') )
{
// null terminate the string in place
*pos = '\0';
++pos;
}
--pos;
WordLength = (s32)(pos-StartPointer);
// return pointer to the start of the word
return StartPointer;
}
// read the next float from the file and move the start pointer along
f32 CPLYMeshFileLoader::getFloat(E_PLY_PROPERTY_TYPE t)
{
f32 retVal = 0.0f;
if (IsBinaryFile)
{
if (EndPointer - StartPointer < 8)
fillBuffer();
if (EndPointer - StartPointer > 0)
{
switch (t)
{
case EPLYPT_INT8:
retVal = *StartPointer;
StartPointer++;
break;
case EPLYPT_INT16:
if (IsWrongEndian)
retVal = os::Byteswap::byteswap(*(reinterpret_cast<s16*>(StartPointer)));
else
retVal = *(reinterpret_cast<s16*>(StartPointer));
StartPointer += 2;
break;
case EPLYPT_INT32:
if (IsWrongEndian)
retVal = f32(os::Byteswap::byteswap(*(reinterpret_cast<s32*>(StartPointer))));
else
retVal = f32(*(reinterpret_cast<s32*>(StartPointer)));
StartPointer += 4;
break;
case EPLYPT_FLOAT32:
if (IsWrongEndian)
retVal = os::Byteswap::byteswap(*(reinterpret_cast<f32*>(StartPointer)));
else
retVal = *(reinterpret_cast<f32*>(StartPointer));
StartPointer += 4;
break;
case EPLYPT_FLOAT64:
// todo: byteswap 64-bit
retVal = f32(*(reinterpret_cast<f64*>(StartPointer)));
StartPointer += 8;
break;
case EPLYPT_LIST:
case EPLYPT_UNKNOWN:
default:
retVal = 0.0f;
StartPointer++; // ouch!
}
}
else
retVal = 0.0f;
}
else
{
c8* word = getNextWord();
switch (t)
{
case EPLYPT_INT8:
case EPLYPT_INT16:
case EPLYPT_INT32:
retVal = f32(atoi(word));
break;
case EPLYPT_FLOAT32:
case EPLYPT_FLOAT64:
retVal = f32(atof(word));
break;
case EPLYPT_LIST:
case EPLYPT_UNKNOWN:
default:
retVal = 0.0f;
}
}
return retVal;
}
// read the next int from the file and move the start pointer along
u32 CPLYMeshFileLoader::getInt(E_PLY_PROPERTY_TYPE t)
{
u32 retVal = 0;
if (IsBinaryFile)
{
if (!EndOfFile && EndPointer - StartPointer < 8)
fillBuffer();
if (EndPointer - StartPointer)
{
switch (t)
{
case EPLYPT_INT8:
retVal = *StartPointer;
StartPointer++;
break;
case EPLYPT_INT16:
if (IsWrongEndian)
retVal = os::Byteswap::byteswap(*(reinterpret_cast<u16*>(StartPointer)));
else
retVal = *(reinterpret_cast<u16*>(StartPointer));
StartPointer += 2;
break;
case EPLYPT_INT32:
if (IsWrongEndian)
retVal = os::Byteswap::byteswap(*(reinterpret_cast<s32*>(StartPointer)));
else
retVal = *(reinterpret_cast<s32*>(StartPointer));
StartPointer += 4;
break;
case EPLYPT_FLOAT32:
if (IsWrongEndian)
retVal = (u32)os::Byteswap::byteswap(*(reinterpret_cast<f32*>(StartPointer)));
else
retVal = (u32)(*(reinterpret_cast<f32*>(StartPointer)));
StartPointer += 4;
break;
case EPLYPT_FLOAT64:
// todo: byteswap 64-bit
retVal = (u32)(*(reinterpret_cast<f64*>(StartPointer)));
StartPointer += 8;
break;
case EPLYPT_LIST:
case EPLYPT_UNKNOWN:
default:
retVal = 0;
StartPointer++; // ouch!
}
}
else
retVal = 0;
}
else
{
c8* word = getNextWord();
switch (t)
{
case EPLYPT_INT8:
case EPLYPT_INT16:
case EPLYPT_INT32:
retVal = atoi(word);
break;
case EPLYPT_FLOAT32:
case EPLYPT_FLOAT64:
retVal = u32(atof(word));
break;
case EPLYPT_LIST:
case EPLYPT_UNKNOWN:
default:
retVal = 0;
}
}
return retVal;
}
} // end namespace scene
} // end namespace irr
#endif // _IRR_COMPILE_WITH_PLY_LOADER_

148
lib/irrlicht/source/Irrlicht/CPLYMeshFileLoader.h
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@ -1,148 +0,0 @@
// Copyright (C) 2009-2012 Gaz Davidson
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#ifndef __C_PLY_MESH_FILE_LOADER_H_INCLUDED__
#define __C_PLY_MESH_FILE_LOADER_H_INCLUDED__
#include "IMeshLoader.h"
#include "ISceneManager.h"
#include "CDynamicMeshBuffer.h"
namespace irr
{
namespace scene
{
enum E_PLY_PROPERTY_TYPE
{
EPLYPT_INT8 = 0,
EPLYPT_INT16,
EPLYPT_INT32,
EPLYPT_FLOAT32,
EPLYPT_FLOAT64,
EPLYPT_LIST,
EPLYPT_UNKNOWN
};
//! Meshloader capable of loading obj meshes.
class CPLYMeshFileLoader : public IMeshLoader
{
public:
//! Constructor
CPLYMeshFileLoader(scene::ISceneManager* smgr);
//! Destructor
virtual ~CPLYMeshFileLoader();
//! returns true if the file maybe is able to be loaded by this class
//! based on the file extension (e.g. ".ply")
virtual bool isALoadableFileExtension(const io::path& filename) const;
//! creates/loads an animated mesh from the file.
virtual IAnimatedMesh* createMesh(io::IReadFile* file);
private:
struct SPLYProperty
{
core::stringc Name;
E_PLY_PROPERTY_TYPE Type;
union
{
u8 Int8;
u16 Int16;
u32 Int32;
f32 Float32;
f64 Double;
struct SPLYListProperty
{
E_PLY_PROPERTY_TYPE CountType;
E_PLY_PROPERTY_TYPE ItemType;
} List;
} Data;
inline u32 size() const
{
switch(Type)
{
case EPLYPT_INT8:
return 1;
case EPLYPT_INT16:
return 2;
case EPLYPT_INT32:
case EPLYPT_FLOAT32:
return 4;
case EPLYPT_FLOAT64:
return 8;
case EPLYPT_LIST:
case EPLYPT_UNKNOWN:
default:
return 0;
}
}
inline bool isFloat() const
{
switch(Type)
{
case EPLYPT_FLOAT32:
case EPLYPT_FLOAT64:
return true;
case EPLYPT_INT8:
case EPLYPT_INT16:
case EPLYPT_INT32:
case EPLYPT_LIST:
case EPLYPT_UNKNOWN:
default:
return false;
}
}
};
struct SPLYElement
{
// name of the element. We only want "vertex" and "face" elements
// but we have to parse the others anyway.
core::stringc Name;
// The number of elements in the file
u32 Count;
// Properties of this element
core::array<SPLYProperty> Properties;
// in binary files, true if this is a fixed size
bool IsFixedWidth;
// known size in bytes, 0 if unknown
u32 KnownSize;
};
bool allocateBuffer();
c8* getNextLine();
c8* getNextWord();
void fillBuffer();
E_PLY_PROPERTY_TYPE getPropertyType(const c8* typeString) const;
bool readVertex(const SPLYElement &Element, scene::CDynamicMeshBuffer* mb);
bool readFace(const SPLYElement &Element, scene::CDynamicMeshBuffer* mb);
void skipElement(const SPLYElement &Element);
void skipProperty(const SPLYProperty &Property);
f32 getFloat(E_PLY_PROPERTY_TYPE t);
u32 getInt(E_PLY_PROPERTY_TYPE t);
void moveForward(u32 bytes);
core::array<SPLYElement*> ElementList;
scene::ISceneManager* SceneManager;
io::IReadFile *File;
c8 *Buffer;
bool IsBinaryFile, IsWrongEndian, EndOfFile;
s32 LineLength, WordLength;
c8 *StartPointer, *EndPointer, *LineEndPointer;
};
} // end namespace scene
} // end namespace irr
#endif

183
lib/irrlicht/source/Irrlicht/CPLYMeshWriter.cpp
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@ -1,183 +0,0 @@
// Copyright (C) 2008-2012 Christian Stehno
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#include "IrrCompileConfig.h"
#ifdef _IRR_COMPILE_WITH_PLY_WRITER_
#include "CPLYMeshWriter.h"
#include "os.h"
#include "IMesh.h"
#include "IMeshBuffer.h"
#include "IWriteFile.h"
namespace irr
{
namespace scene
{
CPLYMeshWriter::CPLYMeshWriter()
{
#ifdef _DEBUG
setDebugName("CPLYMeshWriter");
#endif
}
//! Returns the type of the mesh writer
EMESH_WRITER_TYPE CPLYMeshWriter::getType() const
{
return EMWT_PLY;
}
//! writes a mesh
bool CPLYMeshWriter::writeMesh(io::IWriteFile* file, scene::IMesh* mesh, s32 flags)
{
if (!file || !mesh)
return false;
os::Printer::log("Writing mesh", file->getFileName());
// write PLY header
core::stringc header =
"ply\n"
"format ascii 1.0\n"
"comment Irrlicht Engine ";
header += IRRLICHT_SDK_VERSION;
// get vertex and triangle counts
u32 VertexCount = 0;
u32 TriangleCount = 0;
for (u32 i=0; i < mesh->getMeshBufferCount(); ++i)
{
VertexCount += mesh->getMeshBuffer(i)->getVertexCount();
TriangleCount += mesh->getMeshBuffer(i)->getIndexCount() / 3;
}
// vertex definition
header += "\nelement vertex ";
header += VertexCount;
header += "\n"
"property float x\n"
"property float y\n"
"property float z\n"
"property float nx\n"
"property float ny\n"
"property float nz\n";
// todo: writer flags for extended (r,g,b,u,v) and non-standard (alpha,u1,uv,tx,ty,tz) properties
// "property uchar red\n"
// "property uchar green\n"
// "property uchar blue\n"
// "property uchar alpha\n"
// "property float u\n"
// "property float v\n";
// "property float u1\n
// "property float v1\n"
// "property float tx\n"
// "property float ty\n"
// "property float tz\n"
// face definition
header += "element face ";
header += TriangleCount;
header += "\n"
"property list uchar int vertex_indices\n"
"end_header\n";
// write header
file->write(header.c_str(), header.size());
// write vertices
c8 outLine[1024];
for (u32 i=0; i < mesh->getMeshBufferCount(); ++i)
{
scene::IMeshBuffer* mb = mesh->getMeshBuffer(i);
for (u32 j=0; j < mb->getVertexCount(); ++j)
{
const core::vector3df& pos = mb->getPosition(j);
const core::vector3df& n = mb->getNormal(j);
// const core::vector2df& tc = mb->getTCoords(j);
u8 *buf = (u8*)mb->getVertices();
switch(mb->getVertexType())
{
case video::EVT_STANDARD:
buf += sizeof(video::S3DVertex)*j;
break;
case video::EVT_2TCOORDS:
buf += sizeof(video::S3DVertex2TCoords)*j;
break;
case video::EVT_TANGENTS:
buf += sizeof(video::S3DVertexTangents)*j;
break;
}
// video::SColor &col = ( (video::S3DVertex*)buf )->Color;
// x y z nx ny nz red green blue alpha u v [u1 v1 | tx ty tz]\n
snprintf(outLine, 1024,
"%f %f %f %f %f %f\n",// %u %u %u %u %f %f\n",
pos.X, pos.Z, pos.Y, // Y and Z are flipped
n.X, n.Z, n.Y);
/*col.getRed(), col.getGreen(), col.getBlue(), col.getAlpha(),
tc.X, tc.Y);*/
// write the line
file->write(outLine, strlen(outLine));
}
}
// index of the first vertex in the current mesh buffer
u32 StartOffset = 0;
// write triangles
for (u32 i=0; i < mesh->getMeshBufferCount(); ++i)
{
scene::IMeshBuffer* mb = mesh->getMeshBuffer(i);
for (u32 j=0; j < mb->getIndexCount(); j+=3)
{
// y and z are flipped so triangles are reversed
u32 a=StartOffset,
b=StartOffset,
c=StartOffset;
switch(mb->getIndexType())
{
case video::EIT_16BIT:
a += mb->getIndices()[j+0];
c += mb->getIndices()[j+1];
b += mb->getIndices()[j+2];
break;
case video::EIT_32BIT:
a += ((u32*)mb->getIndices()) [j+0];
c += ((u32*)mb->getIndices()) [j+0];
b += ((u32*)mb->getIndices()) [j+0];
break;
}
// count a b c\n
snprintf(outLine, 1024, "3 %u %u %u\n", a, b, c);
// write the line
file->write(outLine, strlen(outLine));
}
// increment offset
StartOffset += mb->getVertexCount();
}
// all done!
return true;
}
} // end namespace
} // end namespace
#endif // _IRR_COMPILE_WITH_PLY_WRITER_

35
lib/irrlicht/source/Irrlicht/CPLYMeshWriter.h
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@ -1,35 +0,0 @@
// Copyright (C) 2009-2012 Gaz Davidson
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#ifndef __IRR_PLY_MESH_WRITER_H_INCLUDED__
#define __IRR_PLY_MESH_WRITER_H_INCLUDED__
#include "IMeshWriter.h"
namespace irr
{
namespace scene
{
class IMeshBuffer;
//! class to write PLY mesh files
class CPLYMeshWriter : public IMeshWriter
{
public:
CPLYMeshWriter();
//! Returns the type of the mesh writer
virtual EMESH_WRITER_TYPE getType() const;
//! writes a mesh
virtual bool writeMesh(io::IWriteFile* file, scene::IMesh* mesh, s32 flags=EMWF_NONE);
};
} // end namespace
} // end namespace
#endif

7
lib/irrlicht/source/Irrlicht/CSceneManager.cpp
View File

@ -92,10 +92,6 @@
#include "CSTLMeshFileLoader.h"
#endif
#ifdef _IRR_COMPILE_WITH_PLY_LOADER_
#include "CPLYMeshFileLoader.h"
#endif
#ifdef _IRR_COMPILE_WITH_IRR_SCENE_LOADER_
#include "CSceneLoaderIrr.h"
#endif
@ -224,9 +220,6 @@ CSceneManager::CSceneManager(video::IVideoDriver* driver, io::IFileSystem* fs,
#ifdef _IRR_COMPILE_WITH_STL_LOADER_
MeshLoaderList.push_back(new CSTLMeshFileLoader());
#endif
#ifdef _IRR_COMPILE_WITH_PLY_LOADER_
MeshLoaderList.push_back(new CPLYMeshFileLoader(this));
#endif
#ifdef _IRR_COMPILE_WITH_OCT_LOADER_
MeshLoaderList.push_back(new COCTLoader(this, FileSystem));
#endif