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c_api.cpp
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c_api.cpp
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/******************************************************************************
* $Id$
*
* Project: libLAS - http://liblas.org - A BSD library for LAS format data.
* Purpose: C API for libLAS
* Author: Howard Butler, hobu.inc@gmail.com, but I'm not proud of it.
* I also swiped a lot of it from GDAL.
*
******************************************************************************
* Copyright (c) 2008, Mateusz Loskot
* Copyright (c) 2008, Howard Butler
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided
* with the distribution.
* * Neither the name of the Martin Isenburg or Iowa Department
* of Natural Resources nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
****************************************************************************/
#ifdef HAVE_LIBGEOTIFF
// Supress inclusion of cpl_serv.h per #194, perhaps remove one day
// when libgeotiff 1.4.0+ is widely used
#define CPL_SERV_H_INCLUDED
#include <geotiff.h>
#include <geo_simpletags.h>
#include <geo_normalize.h>
#endif
#include <liblas/liblas.hpp>
#include <liblas/detail/reader/reader.hpp>
#include <liblas/detail/reader/zipreader.hpp>
#include <liblas/detail/reader/cachedreader.hpp>
#include <liblas/external/property_tree/xml_parser.hpp>
#include <boost/uuid/uuid.hpp>
#include <boost/uuid/uuid_io.hpp>
#include <boost/uuid/uuid_generators.hpp>
typedef struct LASWriterHS *LASWriterH;
typedef struct LASReaderHS *LASReaderH;
typedef struct LASPointHS *LASPointH;
typedef liblas::HeaderPtr* LASHeaderH;
typedef struct LASGuidHS *LASGuidH;
typedef struct LASVLRHS *LASVLRH;
typedef struct LASColorHS *LASColorH;
typedef struct LASSRSHS *LASSRSH;
typedef struct LASSchemaHS *LASSchemaH;
typedef struct LASFilterHS *LASFilterH;
#include <stdint.h>
// std
#include <cstdio>
#include <bitset>
#include <exception>
#include <fstream>
#include <iostream>
#include <map>
#include <sstream> // std::stringstream
#include <string>
#include <stack>
#include <typeinfo>
#include <vector>
using namespace liblas;
#ifdef _WIN32
#define compare_no_case(a,b,n) _strnicmp( (a), (b), (n) )
#else
#define compare_no_case(a,b,n) strncasecmp( (a), (b), (n) )
#endif
#include <boost/lambda/lambda.hpp>
bool IsReprojectionTransform(liblas::TransformPtr const& p)
{
if (dynamic_cast<liblas::ReprojectionTransform*>(p.get()))
return true;
return false;
}
LAS_C_START
#ifndef _WIN32
#include <stdint.h>
#endif
// Error stuff
typedef enum
{
LE_None = 0,
LE_Debug = 1,
LE_Warning = 2,
LE_Failure = 3,
LE_Fatal = 4
} LASErrorEnum;
typedef enum
{
LE_Filter_Bounds = 0,
LE_Filter_Classification = 1,
LE_Filter_Thin = 2,
LE_Filter_Return = 3,
LE_Filter_Color = 4,
LE_Filter_Intensity = 5,
LE_Filter_ScanAngleRank = 6,
LE_Filter_Time = 7
} LASFilterEnum;
typedef enum
{
LE_Transform_Reprojection = 0
} LASTransformEnum;
static std::stack<liblas::Error > errors;
static std::vector<liblas::TransformPtr> transforms;
static std::vector<liblas::FilterPtr> filters;
static std::map<liblas::Reader*, std::istream*> readers;
static std::map<liblas::Writer*, std::ostream*> writers;
#ifdef _MSC_VER
# pragma warning(disable: 4127) // warning C4127: conditional expression is constant
# pragma warning(disable: 4702) // unreachable code
#endif
#define VALIDATE_LAS_POINTER0(ptr, func) \
do { if( NULL == ptr ) { \
LASErrorEnum const ret = LE_Failure; \
std::ostringstream msg; \
msg << "Pointer \'" << #ptr << "\' is NULL in \'" << (func) <<"\'."; \
std::string message(msg.str()); \
LASError_PushError( ret, message.c_str(), (func)); \
return; \
}} while(0)
#define VALIDATE_LAS_POINTER1(ptr, func, rc) \
do { if( NULL == ptr ) { \
LASErrorEnum const ret = LE_Failure; \
std::ostringstream msg; \
msg << "Pointer \'" << #ptr << "\' is NULL in \'" << (func) <<"\'."; \
std::string message(msg.str()); \
LASError_PushError( ret, message.c_str(), (func)); \
return (rc); \
}} while(0)
LAS_DLL int LAS_IsGDALEnabled(void) {
return IsGDALEnabled();
}
LAS_DLL int LAS_IsLibGeoTIFFEnabled(void) {
return IsLibGeoTIFFEnabled();
}
LAS_DLL void LASError_Reset(void) {
if (errors.empty()) return;
for (std::stack<liblas::Error >::size_type i=0;i<errors.size();i++) errors.pop();
}
LAS_DLL void LASError_Pop(void) {
if (errors.empty()) return;
errors.pop();
}
LAS_DLL int LASError_GetLastErrorNum(void){
if (errors.empty())
return 0;
else {
liblas::Error err = errors.top();
return err.GetCode();
}
}
LAS_DLL char* LASError_GetLastErrorMsg(void){
if (errors.empty())
return NULL;
else {
liblas::Error err = errors.top();
return LASCopyString(err.GetMessage().c_str());
}
}
LAS_DLL char* LASError_GetLastErrorMethod(void){
if (errors.empty())
return NULL;
else {
liblas::Error err = errors.top();
return LASCopyString(err.GetMethod().c_str());
}
}
LAS_DLL void LASError_PushError(int code, const char *message, const char *method) {
liblas::Error err = liblas::Error(code, std::string(message), std::string(method));
errors.push(err);
}
LAS_DLL int LASError_GetErrorCount(void) {
return static_cast<int>(errors.size());
}
LAS_DLL LASReaderH LASReader_Create(const char* filename)
{
VALIDATE_LAS_POINTER1(filename, "LASReader_Create", NULL);
std::istream* istrm = NULL;
try {
istrm = liblas::Open(filename, std::ios::in | std::ios::binary);
} catch (std::exception const& e)
{
if (istrm)
delete istrm;
LASError_PushError(LE_Failure, e.what(), "LASReader_Create");
return NULL;
}
try {
liblas::ReaderFactory f;
liblas::Reader* reader = new liblas::Reader(f.CreateWithStream(*istrm));
readers.insert(std::pair<liblas::Reader*, std::istream*>(reader, istrm));
return (LASReaderH) reader;
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASReader_Create");
return NULL;
}
}
LAS_DLL LASReaderH LASReader_CreateWithHeader( const char* filename,
LASHeaderH hHeader)
{
VALIDATE_LAS_POINTER1(filename, "LASReader_CreateWithHeader", NULL);
VALIDATE_LAS_POINTER1(hHeader->get(), "LASReader_CreateWithHeader", NULL);
std::istream* istrm = NULL;
liblas::ReaderFactory f;
try {
istrm = liblas::Open(filename, std::ios::in | std::ios::binary);
} catch (std::exception const& e)
{
if (istrm) delete istrm;
LASError_PushError(LE_Failure, e.what(), "LASReader_Create");
return NULL;
}
try {
liblas::Reader* reader = new liblas::Reader(f.CreateWithStream(*istrm));
liblas::Header const& current_header = reader->GetHeader();
// If the original data were compressed, we need to override whatever value
// our incoming header has for that value
liblas::HeaderPtr* header = ((liblas::HeaderPtr*) hHeader);
if (current_header.Compressed())
{
header->get()->SetCompressed(true);
}
reader->SetHeader(*header->get());
readers.insert(std::pair<liblas::Reader*, std::istream*>(reader, istrm));
return (LASReaderH) reader;
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASReader_Create");
return NULL;
}
}
LAS_DLL void LASReader_SetHeader( LASReaderH hReader, const LASHeaderH hHeader)
{
VALIDATE_LAS_POINTER0(hReader, "LASReader_SetHeader");
VALIDATE_LAS_POINTER0(hHeader, "LASReader_SetHeader");
liblas::Reader* reader = (liblas::Reader*)hReader;
liblas::HeaderPtr* header = (liblas::HeaderPtr*)hHeader;
if (header->get())
reader->SetHeader(*header->get());
}
LAS_DLL void LASReader_Destroy(LASReaderH hReader)
{
VALIDATE_LAS_POINTER0(hReader, "LASReader_Destroy");
try {
liblas::Reader* reader = (liblas::Reader*)hReader;
std::map<liblas::Reader*, std::istream*>::iterator it = readers.find(reader);
if (it == readers.end())
{
LASError_PushError(LE_Failure, "Unable to find reader stream", "LASReader_Destroy");
return;
}
std::istream* istrm = it->second;
delete reader;
hReader = NULL;
if ( istrm == NULL )
{
LASError_PushError(LE_Failure, "Got 99 problems, but the stream ain't one", "LASReader_Destroy");
return;
}
liblas::Cleanup(istrm);
readers.erase(reader);
istrm = NULL;
} catch (std::runtime_error const& e/* e */)
{
LASError_PushError(LE_Failure, e.what(), "LASReader_Destroy");
return;
}
hReader = NULL;
}
LAS_DLL LASPointH LASReader_GetNextPoint(const LASReaderH hReader)
{
VALIDATE_LAS_POINTER1(hReader, "LASReader_GetNextPoint", NULL);
try {
liblas::Reader *reader = ((liblas::Reader*) hReader);
if (reader->ReadNextPoint())
// return (LASPointH) new LASPoint(reader->GetPoint());
return (LASPointH) &(reader->GetPoint());
else
return NULL;
} catch (invalid_point_data const& e /*e */) {
LASError_PushError(LE_Failure, e.what(), "LASReader_GetNextPoint Invalid Point");
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASReader_GetNextPoint");
}
return NULL;
}
LAS_DLL LASPointH LASReader_GetPointAt(const LASReaderH hReader, uint32_t position)
{
VALIDATE_LAS_POINTER1(hReader, "LASReader_GetPointAt", NULL);
try {
liblas::Reader *reader = ((liblas::Reader*) hReader);
if (reader->ReadPointAt((std::size_t) position))
// return (LASPointH) new LASPoint(reader->GetPoint());
return (LASPointH) &(reader->GetPoint());
else
return NULL;
} catch (invalid_point_data const& e /*e */) {
LASError_PushError(LE_Failure, e.what(), "LASReader_GetPointAt Invalid Point");
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASReader_GetPointAt");
}
return NULL;
}
LAS_DLL LASErrorEnum LASReader_Seek(LASReaderH hReader, uint32_t position)
{
VALIDATE_LAS_POINTER1(hReader, "LASReader_Seek", LE_None);
try {
liblas::Reader *reader = ((liblas::Reader*) hReader);
if (reader->Seek((std::size_t) position))
return LE_None;
else
return LE_Failure;
} catch (invalid_point_data const& e /*e */) {
LASError_PushError(LE_Failure, e.what(), "LASReader_Seek Invalid location");
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASReader_Seek");
}
return LE_None;
}
LAS_DLL char* LASReader_GetSummaryXML(const LASReaderH hReader)
{
VALIDATE_LAS_POINTER1(hReader, "LASReader_GetSummaryXML", NULL);
liblas::Reader* r = (liblas::Reader*)hReader;
liblas::Summary s;
r->Reset();
bool read = r->ReadNextPoint();
if (!read)
{
LASError_PushError(LE_Failure, "Unable to read point", "LASReader_GetSummaryXML");
return NULL;
}
while (read)
{
liblas::Point const& p = r->GetPoint();
s.AddPoint(p);
read = r->ReadNextPoint();
}
r->Reset();
std::ostringstream oss;
liblas::property_tree::write_xml(oss, s.GetPTree());
return LASCopyString(oss.str().c_str());
}
LAS_DLL LASErrorEnum LASReader_SetInputSRS(LASReaderH hReader, const LASSRSH hSRS) {
VALIDATE_LAS_POINTER1(hReader, "LASReader_SetInputSRS", LE_Failure);
VALIDATE_LAS_POINTER1(hSRS, "LASReader_SetInputSRS", LE_Failure);
try {
liblas::Reader* reader = ((liblas::Reader*) hReader);
liblas::Header h = reader->GetHeader();
liblas::SpatialReference* ref = ((liblas::SpatialReference*) hSRS);
h.SetSRS(*ref);
reader->SetHeader(h);
}
catch (std::exception const& e) {
LASError_PushError(LE_Failure, e.what(), "LASReader_SetInputSRS");
return LE_Failure;
}
return LE_None;
}
LAS_DLL LASHeaderH LASReader_GetHeader(const LASReaderH hReader)
{
VALIDATE_LAS_POINTER1(hReader, "LASReader_GetHeader", new liblas::HeaderPtr());
liblas::Header header = ((liblas::Reader*) hReader)->GetHeader();
return (LASHeaderH) new liblas::HeaderPtr(new liblas::Header(header));
}
LAS_DLL LASErrorEnum LASReader_SetOutputSRS(LASReaderH hReader, const LASSRSH hSRS) {
VALIDATE_LAS_POINTER1(hReader, "LASReader_SetOutputSRS", LE_Failure);
VALIDATE_LAS_POINTER1(hSRS, "LASReader_SetOutputSRS", LE_Failure);
try {
liblas::Reader* reader = ((liblas::Reader*) hReader);
liblas::Header const& h = reader->GetHeader();
liblas::SpatialReference in_ref = h.GetSRS();
liblas::SpatialReference* out_ref = ((liblas::SpatialReference*) hSRS);
std::vector<liblas::TransformPtr> transforms = reader->GetTransforms();
transforms.erase( std::remove_if( transforms.begin(),
transforms.end(),
boost::bind( &IsReprojectionTransform, _1 ) ),
transforms.end());
liblas::TransformPtr srs_transform = liblas::TransformPtr(new liblas::ReprojectionTransform(in_ref, *out_ref, &h));
if (transforms.size())
transforms.insert(transforms.begin(), srs_transform);
else
transforms.push_back(srs_transform);
reader->SetTransforms(transforms);
// ((liblas::Reader*) hReader)->SetOutputSRS(*((liblas::SpatialReference*)hSRS));
}
catch (std::exception const& e) {
LASError_PushError(LE_Failure, e.what(), "LASReader_SetOutputSRS");
return LE_Failure;
}
return LE_None;
}
LAS_DLL LASErrorEnum LASReader_SetSRS(LASReaderH hReader, const LASSRSH hSRS) {
VALIDATE_LAS_POINTER1(hReader, "LASReader_SetSRS", LE_Failure);
VALIDATE_LAS_POINTER1(hSRS, "LASReader_SetSRS", LE_Failure);
return LASReader_SetOutputSRS(hReader, hSRS);
}
LAS_DLL LASHeaderH LASHeader_Create(void) {
return (LASHeaderH) new liblas::HeaderPtr(new liblas::Header());
}
LAS_DLL LASPointH LASPoint_Create(void) {
return (LASPointH) new liblas::Point(&liblas::DefaultHeader::get());
}
LAS_DLL LASPointH LASPoint_Copy(const LASPointH hPoint) {
return (LASPointH) new liblas::Point(*((liblas::Point*) hPoint));
}
LAS_DLL LASHeaderH LASPoint_GetHeader(const LASPointH hPoint)
{
VALIDATE_LAS_POINTER1(hPoint , "LASPoint_GetHeader", new liblas::HeaderPtr());
liblas::Point const& p= *((liblas::Point*) hPoint);
liblas::Header const* h = p.GetHeader();
return (LASHeaderH) new liblas::HeaderPtr(new liblas::Header(*h));
}
LAS_DLL void LASPoint_SetHeader( LASPointH hPoint, const LASHeaderH hHeader)
{
VALIDATE_LAS_POINTER0(hPoint, "LASPoint_SetHeader");
VALIDATE_LAS_POINTER0(hHeader, "LASPoint_SetHeader");
liblas::Point* point = (liblas::Point*)hPoint;
liblas::HeaderPtr h = (liblas::HeaderPtr)*hHeader;
liblas::Header const& header = *h;
point->SetHeader(&header);
}
LAS_DLL LASErrorEnum LASPoint_SetData(LASPointH hPoint, unsigned char* data) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_SetData", LE_Failure);
VALIDATE_LAS_POINTER1(data, "LASPoint_SetData", LE_Failure);
try {
liblas::Point* p = ((liblas::Point*) hPoint);
uint16_t size = 0;
liblas::Header const* h = p->GetHeader();
size = h->GetDataRecordLength();
std::vector<uint8_t> & d = p->GetData();
if (d.size() != size)
{
d.resize(size);
d.assign(static_cast<uint32_t>(0), d.size());
}
for (uint16_t i=0; i < size; i++) {
d[i] = data[i];
}
}
catch (std::exception const& e) {
LASError_PushError(LE_Failure, e.what(), "LASPoint_SetData");
return LE_Failure;
}
return LE_None;
}
LAS_DLL LASErrorEnum LASPoint_GetData( const LASPointH hPoint, uint8_t* data) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_GetData", LE_Failure);
VALIDATE_LAS_POINTER1(data, "LASPoint_GetData", LE_Failure);
try {
liblas::Point* p = ((liblas::Point*) hPoint);
uint16_t size = 0;
std::vector<uint8_t> const& d = p->GetData();
liblas::Header const* h = p->GetHeader();
size = h->GetDataRecordLength();
for (uint16_t i=0; i < size; i++) {
data[i] = d[i];
}
}
catch (std::exception const& e) {
LASError_PushError(LE_Failure, e.what(), "LASPoint_GetData");
return LE_Failure;
}
return LE_None;
}
LAS_DLL void LASPoint_Destroy(LASPointH hPoint) {
VALIDATE_LAS_POINTER0(hPoint, "LASPoint_Destroy");
delete (liblas::Point*) hPoint;
hPoint = NULL;
}
LAS_DLL double LASPoint_GetX(const LASPointH hPoint) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_GetX", 0.0);
double value = ((liblas::Point*) hPoint)->GetX();
return value;
}
LAS_DLL LASErrorEnum LASPoint_SetX(LASPointH hPoint, double value) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_SetX", LE_Failure);
try {
((liblas::Point*) hPoint)->SetX(value);
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASPoint_SetX");
return LE_Failure;
}
return LE_None;
}
LAS_DLL int32_t LASPoint_GetRawX(const LASPointH hPoint) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_GetRawX", 0);
long value = static_cast<long>(((liblas::Point*) hPoint)->GetRawX());
return value;
}
LAS_DLL LASErrorEnum LASPoint_SetRawX(LASPointH hPoint, int32_t value) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_SetRawX", LE_Failure);
try {
((liblas::Point*) hPoint)->SetRawX(value);
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASPoint_SetRawX");
return LE_Failure;
}
return LE_None;
}
LAS_DLL double LASPoint_GetY(const LASPointH hPoint) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_GetY", 0.0);
double value = ((liblas::Point*) hPoint)->GetY();
return value;
}
LAS_DLL LASErrorEnum LASPoint_SetY(LASPointH hPoint, double value) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_SetY", LE_Failure);
try {
((liblas::Point*) hPoint)->SetY(value);
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASPoint_SetY");
return LE_Failure;
}
return LE_None;
}
LAS_DLL int32_t LASPoint_GetRawY(const LASPointH hPoint) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_GetRawY", 0);
long value = static_cast<long>(((liblas::Point*) hPoint)->GetRawY());
return value;
}
LAS_DLL LASErrorEnum LASPoint_SetRawY(LASPointH hPoint, int32_t value) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_SetRawY", LE_Failure);
try {
((liblas::Point*) hPoint)->SetRawY(value);
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASPoint_SetRawY");
return LE_Failure;
}
return LE_None;
}
LAS_DLL double LASPoint_GetZ(const LASPointH hPoint) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_GetZ", 0.0);
double value = ((liblas::Point*) hPoint)->GetZ();
return value;
}
LAS_DLL LASErrorEnum LASPoint_SetZ(LASPointH hPoint, double value) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_SetZ", LE_Failure);
try {
((liblas::Point*) hPoint)->SetZ(value);
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASPoint_SetZ");
return LE_Failure;
}
return LE_None;
}
LAS_DLL int32_t LASPoint_GetRawZ(const LASPointH hPoint) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_GetRawZ", 0);
long value = static_cast<long>(((liblas::Point*) hPoint)->GetRawZ());
return value;
}
LAS_DLL LASErrorEnum LASPoint_SetRawZ(LASPointH hPoint, int32_t value) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_SetRawZ", LE_Failure);
try {
((liblas::Point*) hPoint)->SetRawZ(value);
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASPoint_SetRawZ");
return LE_Failure;
}
return LE_None;
}
LAS_DLL uint16_t LASPoint_GetIntensity(const LASPointH hPoint) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_GetIntensity", 0);
uint16_t value = ((liblas::Point*) hPoint)->GetIntensity();
return value;
}
LAS_DLL LASErrorEnum LASPoint_SetIntensity(LASPointH hPoint, uint16_t value) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_SetIntensity", LE_Failure);
try {
((liblas::Point*) hPoint)->SetIntensity(value);
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASPoint_SetIntensity");
return LE_Failure;
}
return LE_None;
}
LAS_DLL uint16_t LASPoint_GetReturnNumber(const LASPointH hPoint) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_GetReturnNumber", 0);
uint16_t value = ((liblas::Point*) hPoint)->GetReturnNumber();
return value;
}
LAS_DLL LASErrorEnum LASPoint_SetReturnNumber(LASPointH hPoint, uint16_t value) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_SetReturnNumber", LE_Failure);
try {
((liblas::Point*) hPoint)->SetReturnNumber(value);
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASPoint_SetReturnNumber");
return LE_Failure;
}
return LE_None;
}
LAS_DLL uint16_t LASPoint_GetNumberOfReturns(const LASPointH hPoint) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_GetNumberOfReturns", 0);
uint16_t value = ((liblas::Point*) hPoint)->GetNumberOfReturns();
return value;
}
LAS_DLL LASErrorEnum LASPoint_SetNumberOfReturns(LASPointH hPoint, uint16_t value) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_SetNumberOfReturns", LE_Failure);
try {
((liblas::Point*) hPoint)->SetNumberOfReturns(value);
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASPoint_SetNumberOfReturns");
return LE_Failure;
}
return LE_None;
}
LAS_DLL uint16_t LASPoint_GetScanDirection(const LASPointH hPoint) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_GetScanDirection", 0);
uint16_t value = ((liblas::Point*) hPoint)->GetScanDirection();
return value;
}
LAS_DLL LASErrorEnum LASPoint_SetScanDirection(LASPointH hPoint, uint16_t value) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_SetScanDirection", LE_Failure);
try {
((liblas::Point*) hPoint)->SetScanDirection(value);
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASPoint_SetScanDirection");
return LE_Failure;
}
return LE_None;
}
LAS_DLL uint16_t LASPoint_GetFlightLineEdge(const LASPointH hPoint) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_GetFlightLineEdge", 0);
uint16_t value = ((liblas::Point*) hPoint)->GetFlightLineEdge();
return value;
}
LAS_DLL LASErrorEnum LASPoint_SetFlightLineEdge(LASPointH hPoint, uint16_t value) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_SetFlightLineEdge", LE_Failure);
try {
((liblas::Point*) hPoint)->SetFlightLineEdge(value);
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASPoint_SetFlightLineEdge");
return LE_Failure;
}
return LE_None;
}
LAS_DLL uint8_t LASPoint_GetScanFlags(const LASPointH hPoint) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_GetScanFlags", 0);
uint8_t value = ((liblas::Point*) hPoint)->GetScanFlags();
return value;
}
LAS_DLL LASErrorEnum LASPoint_SetScanFlags(LASPointH hPoint, uint8_t value) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_SetScanFlags", LE_Failure);
try {
((liblas::Point*) hPoint)->SetScanFlags(value);
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASPoint_SetScanFlags");
return LE_Failure;
}
return LE_None;
}
LAS_DLL uint8_t LASPoint_GetClassification(const LASPointH hPoint) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_GetClassification", 0);
liblas::Classification::bitset_type clsflags(((liblas::Point*) hPoint)->GetClassification());
uint8_t value = static_cast<uint8_t>(clsflags.to_ulong());
return value;
}
LAS_DLL LASErrorEnum LASPoint_SetClassification(LASPointH hPoint, uint8_t value) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_SetClassification", LE_Failure);
try {
((liblas::Point*) hPoint)->SetClassification(value);
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASPoint_SetClassification");
return LE_Failure;
}
return LE_None;
}
LAS_DLL LASErrorEnum LASPoint_SetTime(LASPointH hPoint, double value) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_SetTime", LE_Failure);
try {
((liblas::Point*) hPoint)->SetTime(value);
}
catch (std::runtime_error const&)
{
// drop the value on the floor. If the point has a schema that
// doesn't have time, the user needs to change the point's header.
}
catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASPoint_SetTime");
return LE_Failure;
}
return LE_None;
}
LAS_DLL double LASPoint_GetTime(const LASPointH hPoint) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_GetTime", 0.0);
double value = 0.0;
try {
value = ((liblas::Point*) hPoint)->GetTime();
} catch (std::runtime_error const&)
{
}
return value;
}
LAS_DLL char LASPoint_GetScanAngleRank(const LASPointH hPoint) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_GetScanAngleRank", 0);
int8_t value = ((liblas::Point*) hPoint)->GetScanAngleRank();
return static_cast<char>(value);
}
LAS_DLL LASErrorEnum LASPoint_SetScanAngleRank(LASPointH hPoint, char value) {
VALIDATE_LAS_POINTER1(hPoint, "LASPoint_SetScanAngleRank", LE_Failure);
try {
((liblas::Point*) hPoint)->SetScanAngleRank(static_cast<int8_t>(value));
} catch (std::exception const& e)
{
LASError_PushError(LE_Failure, e.what(), "LASPoint_SetScanAngleRank");
return LE_Failure;
}
return LE_None;
}