// Glew include

#include <gl glew.h=""></gl>

// TnzCore includes

#include "tstream.h"

#include "tmsgcore.h"

// Qt includes

#include <qglshaderprogram></qglshaderprogram>

#include <qglshader></qglshader>

#include <qdir></qdir>

#include "stdfx/shaderinterface.h"

//=========================================================

PERSIST_IDENTIFIER(ShaderInterface, "ShaderInterface")

PERSIST_IDENTIFIER(ShaderInterface::ParameterConcept, "ShaderInterface::ParameterConcept")

PERSIST_IDENTIFIER(ShaderInterface::Parameter, "ShaderInterface::Parameter")

PERSIST_IDENTIFIER(ShaderInterface::ShaderData, "ShaderInterface::ShaderData")

//**********************************************************************

//    Local Namespace stuff

//**********************************************************************

namespace

{

// Filescope declarations

typedef std::pair<qglshaderprogram *,="" qdatetime=""> CompiledShader;</qglshaderprogram>

struct CaselessCompare {

	const QString &m_str;

	CaselessCompare(const QString &str) : m_str(str) {}

	bool operator()(const QString &str) const

	{

		return (m_str.compare(str, Qt::CaseInsensitive) == 0);

	}

};

// Filescope variables

const static QString l_typeNames[ShaderInterface::TYPESCOUNT] = {

	"", "bool", "float", "vec2", "vec3", "vec4", "int", "ivec2", "ivec3", "ivec4", "rgba", "rgb"};

const static QString l_conceptNames[ShaderInterface::CONCEPTSCOUNT] = {

	"none", "percent", "length", "angle", "point", "radius_ui", "width_ui",

	"angle_ui", "point_ui", "xy_ui", "vector_ui", "polar_ui", "size_ui", "quad_ui",

	"rect_ui"};

const static QString l_hwtNames[ShaderInterface::HWTCOUNT] = {

	"none", "any", "isotropic"};

enum Names { MAIN_PROGRAM,

			 INPUT_PORTS,

			 INPUT_PORT,

			 PORTS_PROGRAM,

			 PARAMETERS,

			 PARAMETER,

			 NAME,

			 PROGRAM_FILE,

			 CONCEPT,

			 DEFAULT_,

			 RANGE,

			 HANDLED_WORLD_TRANSFORMS,

			 BBOX_PROGRAM,

			 NAMESCOUNT };

const static std::string l_names[NAMESCOUNT] = {

	"MainProgram", "InputPorts", "InputPort", "PortsProgram", "Parameters", "Parameter",

	"Name", "ProgramFile", "Concept", "Default", "Range", "HandledWorldTransforms",

	"BBoxProgram"};

// Filescope functions

inline bool loadShader(QGLShader::ShaderType type, const TFilePath &fp, CompiledShader &cs)

{

	QGLShader *shader = new QGLShader(type, cs.first);

	const QString &qfp = QString::fromStdWString(fp.getWideString());

	QFileInfo shaderFileInfo(qfp);

	cs.second = shaderFileInfo.lastModified();

	return shader->compileSourceFile(qfp) &&

		   cs.first->addShader(shader);

}

void dumpError(TIStream &is, const std::wstring &err = std::wstring())

{

	DVGui::info(

		"Error reading " + QString::fromStdWString(is.getFilePath().getLevelNameW()) +

		" (line " + QString::number(is.getLine()) + ")" +

		(err.empty() ? QString() : QString::fromStdWString(L": " + err)));

}

void skipTag(TIStream &is, const std::string &tagName)

{

	DVGui::info(

		"Error reading " + QString::fromStdWString(is.getFilePath().getLevelNameW()) +

		" (line " + QString::number(is.getLine()) +

		"): Unknown tag '<" + QString::fromStdString(tagName) + ">'");

	is.skipCurrentTag();

}

} // namespace

//**********************************************************************

//    ShaderInterface  implementation

//**********************************************************************

ShaderInterface::ShaderInterface()

	: m_hwt(ANY)

{

}

//---------------------------------------------------------

void ShaderInterface::clear()

{

	m_mainShader = m_portsShader = ShaderData();

	m_parameters.clear();

}

//---------------------------------------------------------

bool ShaderInterface::isValid() const

{

	return m_mainShader.isValid();

}

//---------------------------------------------------------

const std::vector<shaderinterface::parameter> &</shaderinterface::parameter>

ShaderInterface::parameters() const

{

	return m_parameters;

}

//---------------------------------------------------------

const std::vector<qstring> &ShaderInterface::inputPorts() const</qstring>

{

	return m_ports;

}

//---------------------------------------------------------

const ShaderInterface::ShaderData &ShaderInterface::mainShader() const

{

	return m_mainShader;

}

//---------------------------------------------------------

const ShaderInterface::ShaderData &ShaderInterface::inputPortsShader() const

{

	return m_portsShader;

}

//---------------------------------------------------------

const ShaderInterface::ShaderData &ShaderInterface::bboxShader() const

{

	return m_bboxShader;

}

//---------------------------------------------------------

ShaderInterface::HandledWorldTransformsType ShaderInterface::hwtType() const

{

	return m_hwt;

}

//---------------------------------------------------------

std::pair<qglshaderprogram *,="" qdatetime=""></qglshaderprogram>

ShaderInterface::makeProgram(const ShaderData &sd,

							 int varyingsCount, const GLchar **varyingNames) const

{

	CompiledShader result;

	if (!isValid())

		return result;

	result.first = new QGLShaderProgram;

	::loadShader(sd.m_type, sd.m_path, result);

	if (varyingsCount > 0)

		glTransformFeedbackVaryings(result.first->programId(), varyingsCount, varyingNames, GL_INTERLEAVED_ATTRIBS);

	// NOTE: Since we'll be drawing a single vertex, GL_INTERLEAVED_ATTRIBS is less restrictive than GL_SEPARATE_ATTRIBS.

	result.first->link();

	return result;

}

//---------------------------------------------------------

void ShaderInterface::saveData(TOStream &os)

{

	struct locals {

		inline static TFilePath getRelativePath(const TFilePath &file, const TFilePath &relTo)

		{

			QDir relToDir(QString::fromStdWString(relTo.getParentDir().getWideString()));

			QString relFileStr(relToDir.relativeFilePath(QString::fromStdWString(file.getWideString())));

			return TFilePath(relFileStr.toStdWString());

		}

	};

	assert(isValid());

	if (isValid()) {

		os.openChild(l_names[MAIN_PROGRAM]);

		os << m_mainShader;

		os.closeChild();

		os.openChild(l_names[INPUT_PORTS]);

		{

			int i, iCount = int(m_ports.size());

			for (i = 0; i != iCount; ++i) {

				os.openChild(l_names[INPUT_PORT]);

				os << m_ports[i];

				os.closeChild();

			}

			if (m_portsShader.isValid()) {

				os.openChild(l_names[PORTS_PROGRAM]);

				os << m_portsShader;

				os.closeChild();

			}

		}

		os.closeChild();

		if (m_bboxShader.isValid()) {

			os.openChild(l_names[BBOX_PROGRAM]);

			os << m_bboxShader;

			os.closeChild();

		}

		if (m_hwt != ANY) {

			os.openChild(l_names[HANDLED_WORLD_TRANSFORMS]);

			os << l_names[m_hwt];

			os.closeChild();

		}

		os.openChild(l_names[PARAMETERS]);

		{

			int p, pCount = int(m_parameters.size());

			for (p = 0; p != pCount; ++p) {

				os.openChild(l_names[PARAMETER]);

				os << m_parameters[p];

				os.closeChild();

			}

		}

		os.closeChild();

	}

}

//---------------------------------------------------------

void ShaderInterface::loadData(TIStream &is)

{

	struct locals {

		inline static TFilePath getAbsolutePath(const TFilePath &file, const TFilePath &relTo)

		{

			QDir relToDir(QString::fromStdWString(relTo.getParentDir().getWideString()));

			QString absFileStr(relToDir.absoluteFilePath(QString::fromStdWString(file.getWideString())));

			return TFilePath(absFileStr.toStdWString());

		}

		static bool nameMatch(const QString &name, const Parameter ¶m)

		{

			return (name == param.m_name);

		}

	};

	std::string tagName;

	try {

		while (is.openChild(tagName)) {

			if (tagName == l_names[MAIN_PROGRAM]) {

				is >> m_mainShader;

				m_mainShader.m_type = QGLShader::Fragment;

				is.closeChild();

			} else if (tagName == l_names[INPUT_PORTS]) {

				while (is.openChild(tagName)) {

					if (tagName == l_names[INPUT_PORT]) {

						QString portName;

						is >> portName;

						m_ports.push_back(portName);

						is.closeChild();

					} else if (tagName == l_names[PORTS_PROGRAM]) {

						is >> m_portsShader;

						m_portsShader.m_type = QGLShader::Vertex;

						is.closeChild();

					} else

						::skipTag(is, tagName);

				}

				is.closeChild();

			} else if (tagName == l_names[BBOX_PROGRAM]) {

				is >> m_bboxShader;

				m_bboxShader.m_type = QGLShader::Vertex;

				is.closeChild();

			} else if (tagName == l_names[HANDLED_WORLD_TRANSFORMS]) {

				QString hwtName;

				is >> hwtName;

				m_hwt = HandledWorldTransformsType(std::find_if(

													   l_hwtNames, l_hwtNames + HWTCOUNT, ::CaselessCompare(hwtName)) -

												   l_hwtNames);

				if (m_hwt == HWTCOUNT) {

					m_hwt = HWT_UNKNOWN;

					::dumpError(is, L"Unrecognized HandledWorldTransforms type '" + hwtName.toStdWString() + L"'");

				}

				is.closeChild();

			} else if (tagName == l_names[PARAMETERS]) {

				while (is.openChild(tagName)) {

					if (tagName == l_names[PARAMETER]) {

						Parameter param;

						is >> param;

						m_parameters.push_back(param);

						is.closeChild();

					} else

						::skipTag(is, tagName);

				}

				is.closeChild();

			} else if (tagName == l_names[CONCEPT]) {

				ParameterConcept concept;

				is >> concept;

				m_parConcepts.push_back(concept);

				is.closeChild();

			} else

				::skipTag(is, tagName);

		};

	} catch (const TException &e) {

		::dumpError(is, e.getMessage());

		clear();

	} catch (...) {

		::dumpError(is);

		clear();

	}

}

//**********************************************************************

//    ShaderInterface::ShaderData  implementation

//**********************************************************************

void ShaderInterface::ShaderData::saveData(TOStream &os)

{

	struct locals {

		inline static TFilePath getRelativePath(const TFilePath &file, const TFilePath &relTo)

		{

			QDir relToDir(QString::fromStdWString(relTo.getParentDir().getWideString()));

			QString relFileStr(relToDir.relativeFilePath(QString::fromStdWString(file.getWideString())));

			return TFilePath(relFileStr.toStdWString());

		}

	};

	os.openChild(l_names[NAME]);

	os << m_name;

	os.closeChild();

	os.openChild(l_names[PROGRAM_FILE]);

	os << locals::getRelativePath(m_path, os.getFilePath());

	os.closeChild();

}

//---------------------------------------------------------

void ShaderInterface::ShaderData::loadData(TIStream &is)

{

	struct locals {

		inline static TFilePath getAbsolutePath(const TFilePath &file, const TFilePath &relTo)

		{

			QDir relToDir(QString::fromStdWString(relTo.getParentDir().getWideString()));

			QString absFileStr(relToDir.absoluteFilePath(QString::fromStdWString(file.getWideString())));

			return TFilePath(absFileStr.toStdWString());

		}

	};

	std::string tagName;

	while (is.openChild(tagName)) {

		if (tagName == l_names[NAME])

			is >> m_name, is.closeChild();

		else if (tagName == l_names[PROGRAM_FILE]) {

			is >> m_path;

			m_path = locals::getAbsolutePath(m_path, is.getFilePath());

			is.closeChild();

		} else

			::skipTag(is, tagName);

	}

}

//**********************************************************************

//    ShaderInterface::ParameterConcept  implementation

//**********************************************************************

void ShaderInterface::ParameterConcept::saveData(TOStream &os)

{

	os << l_conceptNames[m_type];

	if (!m_label.isEmpty()) {

		os.openChild(l_names[NAME]);

		os << m_label;

		os.closeChild();

	}

	int n, nCount = int(m_parameterNames.size());

	for (n = 0; n != nCount; ++n) {

		os.openChild(l_names[PARAMETER]);

		os << m_parameterNames[n];

		os.closeChild();

	}

}

//---------------------------------------------------------

void ShaderInterface::ParameterConcept::loadData(TIStream &is)

{

	// Read the concept type

	QString conceptName;

	is >> conceptName;

	m_type = ParameterConceptType(std::find_if(

									  l_conceptNames, l_conceptNames + CONCEPTSCOUNT, ::CaselessCompare(conceptName)) -

								  l_conceptNames);

	if (m_type == CONCEPTSCOUNT) {

		m_type = CONCEPT_NONE;

		::dumpError(is, L"Unrecognized concept type '" + conceptName.toStdWString() + L"'");

	}

	// Read any associated parameter names

	std::string tagName;

	while (is.openChild(tagName)) {

		if (tagName == l_names[PARAMETER]) {

			QString name;

			is >> name;

			m_parameterNames.push_back(name);

			is.closeChild();

		} else if (tagName == l_names[NAME])

			is >> m_label, is.closeChild();

		else

			::skipTag(is, tagName);

	}

}

//**********************************************************************

//    ShaderInterface::Parameter  implementation

//**********************************************************************

void ShaderInterface::Parameter::saveData(TOStream &os)

{

	os << l_typeNames[m_type] << m_name;

	os.openChild(l_names[CONCEPT]);

	os << m_concept;

	os.closeChild();

	os.openChild(l_names[DEFAULT_]);

	switch (m_type) {

	case BOOL:

		os << (int)m_default.m_bool;

		break;

	case FLOAT:

		os << (double)m_default.m_float;

		break;

	case VEC2:

		os << (double)m_default.m_vec2[0] << (double)m_default.m_vec2[1];

		break;

	case VEC3:

		os << (double)m_default.m_vec3[0] << (double)m_default.m_vec3[1]

			<< (double)m_default.m_vec3[2];

		break;

	case VEC4:

		os << (double)m_default.m_vec4[0] << (double)m_default.m_vec4[1]

			<< (double)m_default.m_vec4[2]

			<< (double)m_default.m_vec4[3];

		break;

	case INT:

		os << m_default.m_int;

		break;

	case IVEC2:

		os << m_default.m_ivec2[0] << m_default.m_ivec2[1];

		break;

	case IVEC3:

		os << m_default.m_ivec3[0] << m_default.m_ivec3[1]

			<< m_default.m_ivec3[2];

		break;

	case IVEC4:

		os << m_default.m_ivec4[0] << m_default.m_ivec4[1]

			<< m_default.m_ivec4[2]

			<< m_default.m_ivec4[3];

		break;

	case RGBA:

		os << (int)m_default.m_rgba[0] << (int)m_default.m_rgba[1]

			<< (int)m_default.m_rgba[2]

			<< (int)m_default.m_rgba[3];

		break;

	case RGB:

		os << (int)m_default.m_rgb[0] << (int)m_default.m_rgb[1]

			<< (int)m_default.m_rgb[2];

		break;

	}

	os.closeChild();

	os.openChild(l_names[RANGE]);

	switch (m_type) {

	case FLOAT:

		os << (double)m_range[0].m_float << (double)m_range[1].m_float;

		break;

	case VEC2:

		os << (double)m_range[0].m_vec2[0] << (double)m_range[1].m_vec2[0]

					  << (double)m_range[0].m_vec2[1]

					  << (double)m_range[1].m_vec2[1];

		break;

	case VEC3:

		os << (double)m_range[0].m_vec3[0] << (double)m_range[1].m_vec3[0]

					   << (double)m_range[0].m_vec3[1]

					   << (double)m_range[1].m_vec3[1]

					   << (double)m_range[0].m_vec3[2]

					   << (double)m_range[1].m_vec3[2];

		break;

	case VEC4:

		os << (double)m_range[0].m_vec4[0] << (double)m_range[1].m_vec4[0]

					  << (double)m_range[0].m_vec4[1]

					  << (double)m_range[1].m_vec4[1]

					  << (double)m_range[0].m_vec4[2]

					  << (double)m_range[1].m_vec4[2]

					  << (double)m_range[0].m_vec4[3]

					  << (double)m_range[1].m_vec4[3];

		break;

	case INT:

		os << m_range[0].m_int << m_range[1].m_int;

		break;

	case IVEC2:

		os << m_range[0].m_ivec2[0] << m_range[1].m_ivec2[0]

						<< m_range[0].m_ivec2[1]

						<< m_range[1].m_ivec2[1];

		break;

	case IVEC3:

		os << m_range[0].m_ivec3[0] << m_range[1].m_ivec3[0]

						<< m_range[0].m_ivec3[1]

						<< m_range[1].m_ivec3[1]

						<< m_range[0].m_ivec3[2]

						<< m_range[1].m_ivec3[2];

		break;

	case IVEC4:

		os << m_range[0].m_ivec4[0] << m_range[1].m_ivec4[0]

						<< m_range[0].m_ivec4[1]

						<< m_range[1].m_ivec4[1]

						<< m_range[0].m_ivec4[2]

						<< m_range[1].m_ivec4[2]

						<< m_range[0].m_ivec4[3]

						<< m_range[1].m_ivec4[3];

		break;

	}

	os.closeChild();

}

//---------------------------------------------------------

void ShaderInterface::Parameter::loadData(TIStream &is)

{

	// Load type and name

	QString typeName;

	is >> typeName >> m_name;

	m_type = ShaderInterface::ParameterType(std::find_if(

												l_typeNames, l_typeNames + TYPESCOUNT, ::CaselessCompare(typeName)) -

											l_typeNames);

	if (m_type == TYPESCOUNT)

		throw TException(L"Unrecognized parameter type '" + typeName.toStdWString() + L"'");

	// Load range

	std::string tagName;

	// Initialize default values

	m_concept = ParameterConcept();

	switch (m_type) {

	case BOOL:

		m_default.m_bool = false;

		break;

	case FLOAT:

		m_default.m_float = 0.0;

		m_range[0].m_float = -(std::numeric_limits<glfloat>::max)();</glfloat>

		m_range[1].m_float = (std::numeric_limits<glfloat>::max)();</glfloat>

		break;

	case VEC2:

		m_default.m_vec2[0] = m_default.m_vec2[1] = 0.0;

		m_range[0].m_vec2[0] = m_range[0].m_vec2[1] = -(std::numeric_limits<glfloat>::max)();</glfloat>

		m_range[1].m_vec2[0] = m_range[1].m_vec2[1] = (std::numeric_limits<glfloat>::max)();</glfloat>

		break;

	case VEC3:

		m_default.m_vec3[0] = m_default.m_vec3[1] = m_default.m_vec3[1] = 0.0;

		m_range[0].m_vec3[0] = m_range[0].m_vec3[1] = m_range[0].m_vec3[2] = -(std::numeric_limits<glfloat>::max)();</glfloat>

		m_range[1].m_vec3[0] = m_range[1].m_vec3[1] = m_range[1].m_vec3[2] = (std::numeric_limits<glfloat>::max)();</glfloat>

		break;

	case VEC4:

		m_default.m_vec4[0] = m_default.m_vec4[1] =

			m_default.m_vec4[1] = m_default.m_vec4[1] = 0.0;

		m_range[0].m_vec4[0] = m_range[0].m_vec4[1] =

			m_range[0].m_vec4[2] = m_range[0].m_vec4[3] = -(std::numeric_limits<glfloat>::max)();</glfloat>

		m_range[1].m_vec4[0] = m_range[1].m_vec4[1] =

			m_range[1].m_vec4[2] = m_range[1].m_vec4[3] = (std::numeric_limits<glfloat>::max)();</glfloat>

		break;

	case INT:

		m_default.m_int = 0;

		m_range[0].m_int = -(std::numeric_limits<glint>::max)();</glint>

		m_range[1].m_int = (std::numeric_limits<glint>::max)();</glint>

		break;

	case IVEC2:

		m_default.m_ivec2[0] = m_default.m_ivec2[1] = 0;

		m_range[0].m_ivec2[0] = m_range[0].m_ivec2[1] = -(std::numeric_limits<glint>::max)();</glint>

		m_range[1].m_ivec2[0] = m_range[1].m_ivec2[1] = (std::numeric_limits<glint>::max)();</glint>

		break;

	case IVEC3:

		m_default.m_ivec3[0] = m_default.m_ivec3[1] = m_default.m_ivec3[1] = 0;

		m_range[0].m_ivec3[0] = m_range[0].m_ivec3[1] = m_range[0].m_ivec3[2] = -(std::numeric_limits<glint>::max)();</glint>

		m_range[1].m_ivec3[0] = m_range[1].m_ivec3[1] = m_range[1].m_ivec3[2] = (std::numeric_limits<glint>::max)();</glint>

		break;

	case IVEC4:

		m_default.m_ivec4[0] = m_default.m_ivec4[1] =

			m_default.m_ivec4[1] = m_default.m_ivec4[1] = 0;

		m_range[0].m_ivec4[0] = m_range[0].m_ivec4[1] =

			m_range[0].m_ivec4[2] = m_range[0].m_ivec4[3] = -(std::numeric_limits<glint>::max)();</glint>

		m_range[1].m_ivec4[0] = m_range[1].m_ivec4[1] =

			m_range[1].m_ivec4[2] = m_range[1].m_ivec4[3] = (std::numeric_limits<glint>::max)();</glint>

		break;

	case RGBA:

		m_default.m_rgba[0] = m_default.m_rgba[1] =

			m_default.m_rgba[2] = m_default.m_rgba[3] = 255;

		break;

	case RGB:

		m_default.m_rgb[0] = m_default.m_rgb[1] =

			m_default.m_rgb[2] = 255;

		break;

	}

	// Attempt loading range from file

	while (is.openChild(tagName)) {

		if (tagName == l_names[CONCEPT])

			is >> m_concept, is.closeChild();

		else if (tagName == l_names[DEFAULT_]) {

			switch (m_type) {

			case BOOL: {

				int val;

				is >> val, m_default.m_bool = val;

				break;

			}

			case FLOAT: {

				double val;

				is >> val, m_default.m_float = val;

				break;

			}

			case VEC2: {

				double val;

				is >> val, m_default.m_vec2[0] = val;

				is >> val, m_default.m_vec2[1] = val;

				break;

			}

			case VEC3: {

				double val;

				is >> val, m_default.m_vec3[0] = val;

				is >> val, m_default.m_vec3[1] = val;

				is >> val, m_default.m_vec3[2] = val;

				break;

			}

			case VEC4: {

				double val;

				is >> val, m_default.m_vec4[0] = val;

				is >> val, m_default.m_vec4[1] = val;

				is >> val, m_default.m_vec4[2] = val;

				is >> val, m_default.m_vec4[3] = val;

				break;

			}

			case INT:

				is >> m_default.m_int;

				break;

			case IVEC2:

				is >> m_default.m_ivec2[0] >> m_default.m_ivec2[1];

				break;

			case IVEC3:

				is >> m_default.m_ivec3[0] >> m_default.m_ivec3[1] >> m_default.m_ivec3[2];

				break;

			case IVEC4:

				is >> m_default.m_ivec4[0] >> m_default.m_ivec4[1] >> m_default.m_ivec4[2] >> m_default.m_ivec4[3];

				break;

			case RGBA: {

				int val;

				is >> val, m_default.m_rgba[0] = val;

				is >> val, m_default.m_rgba[1] = val;

				is >> val, m_default.m_rgba[2] = val;

				is >> val, m_default.m_rgba[3] = val;

				break;

			}

			case RGB: {

				int val;

				is >> val, m_default.m_rgb[0] = val;

				is >> val, m_default.m_rgb[1] = val;

				is >> val, m_default.m_rgb[2] = val;

				break;

			}

			}

			is.closeChild();

		} else if (tagName == l_names[RANGE]) {

			switch (m_type) {

			case FLOAT: {

				double val;

				is >> val, m_range[0].m_float = val;

				is >> val, m_range[1].m_float = val;

				break;

			}

			case VEC2: {

				double val;

				is >> val, m_range[0].m_vec2[0] = val;

				is >> val, m_range[1].m_vec2[0] = val;

				is >> val, m_range[0].m_vec2[1] = val;

				is >> val, m_range[1].m_vec2[1] = val;

				break;

			}

			case VEC3: {

				double val;

				is >> val, m_range[0].m_vec3[0] = val;

				is >> val, m_range[1].m_vec3[0] = val;

				is >> val, m_range[0].m_vec3[1] = val;

				is >> val, m_range[1].m_vec3[1] = val;

				is >> val, m_range[0].m_vec3[2] = val;

				is >> val, m_range[1].m_vec3[2] = val;

				break;

			}

			case VEC4: {

				double val;

				is >> val, m_range[0].m_vec4[0] = val;

				is >> val, m_range[1].m_vec4[0] = val;

				is >> val, m_range[0].m_vec4[1] = val;

				is >> val, m_range[1].m_vec4[1] = val;

				is >> val, m_range[0].m_vec4[2] = val;

				is >> val, m_range[1].m_vec4[2] = val;

				is >> val, m_range[0].m_vec4[3] = val;

				is >> val, m_range[1].m_vec4[3] = val;

				break;

			}

			case INT:

				is >> m_range[0].m_int >> m_range[1].m_int;

				break;

			case IVEC2:

				is >> m_range[0].m_ivec2[0] >> m_range[1].m_ivec2[0]

					>> m_range[0].m_ivec2[1] >> m_range[1].m_ivec2[1];

				break;

			case IVEC3:

				is >> m_range[0].m_ivec3[0] >> m_range[1].m_ivec3[0]

					>> m_range[0].m_ivec3[1] >> m_range[1].m_ivec3[1]

					>> m_range[0].m_ivec3[2] >> m_range[1].m_ivec3[2];

				break;

			case IVEC4:

				is >> m_range[0].m_ivec4[0] >> m_range[1].m_ivec4[0]

					>> m_range[0].m_ivec4[1] >> m_range[1].m_ivec4[1]

					>> m_range[0].m_ivec4[2] >> m_range[1].m_ivec4[2]

					>> m_range[0].m_ivec4[3] >> m_range[1].m_ivec4[3];

				break;

			}

			is.closeChild();

		} else

			::skipTag(is, tagName);

	}

	// Post-process loaded data

	if (m_concept.m_label.isEmpty())

		m_concept.m_label = m_name;

}