Implemented the Shader widget, more or less.

--HG--
branch : gsoc2013-dfighter

code/nel/include/nel/3d/shader_manager.h

@@ -34,8 +34,10 @@ namespace NL3D
 		~CShaderManager();
 		void clear();
 		void getShaderList( std::vector< std::string > &v );
-		void addShader( CShaderProgram *program );
-		void changeShader( const std::string &name, CShaderProgram *program );
+		bool addShader( CShaderProgram *program );
+		bool removeShader( const std::string &name );
+		bool changeShader( const std::string &name, CShaderProgram *program );
+		bool getShader( const std::string &name, CShaderProgram *program );
 		void visitShaders( IShaderVisitor *visitor );
 		void visitShader( const std::string &name, IShaderVisitor *visitor );
 

code/nel/include/nel/3d/shader_program.h

@@ -41,8 +41,8 @@ namespace NL3D
 
 		void setName( const std::string &n ){ name = n; }
 		void setDescription( const std::string &d ){ description = d; }
-		void setVP( std::string &vp ){ vertexProgram = vp; }
-		void setFP( std::string &fp ){ fragmentProgram = fp; }
+		void setVP( const std::string &vp ){ vertexProgram = vp; }
+		void setFP( const std::string &fp ){ fragmentProgram = fp; }
 
 		uint32 getVPId() const{ return vpId; }
 		uint32 getFPId() const{ return fpId; }

code/nel/src/3d/shader_manager.cpp

@@ -56,7 +56,7 @@ namespace NL3D
 		}
 	}
 
-	void CShaderManager::addShader( CShaderProgram *program )
+	bool CShaderManager::addShader( CShaderProgram *program )
 	{
 		std::string n;
 		program->getName( n );
@@ -64,20 +64,34 @@ namespace NL3D
 		std::tr1::unordered_map< std::string, CShaderProgram* >::iterator itr
 			= programs.find( n );
 		if( itr != programs.end() )
-			return;
+			return false;
 
 		programs[ n ] = program;
+		return true;
 	}
 
-	void CShaderManager::changeShader( const std::string &name, CShaderProgram *program )
+	bool CShaderManager::removeShader( const std::string &name )
 	{
 		std::tr1::unordered_map< std::string, CShaderProgram* >::iterator itr
 			= programs.find( name );
 		if( itr == programs.end() )
-			return;
+			return false;
 
-		CShaderProgram *p = itr->second;
+		delete itr->second;
+		itr->second = NULL;
+		programs.erase( itr );
 
+		return true;
+	}
+
+	bool CShaderManager::changeShader( const std::string &name, CShaderProgram *program )
+	{
+		std::tr1::unordered_map< std::string, CShaderProgram* >::iterator itr
+			= programs.find( name );
+		if( itr == programs.end() )
+			return false;
+
+		CShaderProgram *p = itr->second;
 		std::string s;
 
 		program->getName( s );
@@ -92,6 +106,31 @@ namespace NL3D
 		program->getFP( s );
 		p->setFP( s );
 
+		return true;		
+	}
+
+	bool CShaderManager::getShader( const std::string &name, CShaderProgram *program )
+	{
+		std::tr1::unordered_map< std::string, CShaderProgram* >::iterator itr
+			= programs.find( name );
+		if( itr == programs.end() )
+			return false;
+
+		CShaderProgram *p = itr->second;
+		std::string s;
+
+		program->setName( name );
+		
+		p->getDescription( s );
+		program->setDescription( s );
+
+		p->getVP( s );
+		program->setVP( s );
+
+		p->getFP( s );
+		program->setFP( s );
+
+		return true;
 	}
 
 	void CShaderManager::visitShaders( IShaderVisitor *visitor )

code/nel/src/3d/shader_program.cpp

@@ -23,6 +23,7 @@ namespace NL3D
 	{
 		vpId = 0;
 		fpId = 0;
+		pId  = 0;
 	}
 
 	CShaderProgram::~CShaderProgram()

code/nel/tools/3d/object_viewer_qt/src/plugins/material_editor/material_editor_window.cpp

@@ -44,6 +44,7 @@ namespace MaterialEditor
 		
 		nl3dIface = new CNel3DInterface();
 		shaderWidget = new ShaderWidget();
+		shaderWidget->setNel3DInterface( nl3dIface );
 		materialSplitter = new MaterialSplitter();
 		materialSplitter->setNel3DIface( nl3dIface );
 		passesWidget = new RenderPassesWidget();
@@ -139,6 +140,7 @@ namespace MaterialEditor
 
 	void MaterialEditorWindow::onShadersClicked()
 	{
+		shaderWidget->load();
 		shaderWidget->show();
 	}
 

code/nel/tools/3d/object_viewer_qt/src/plugins/material_editor/nel3d_interface.cpp

@@ -16,6 +16,8 @@
 
 #include "nel3d_interface.h"
 #include "nel/3d/dynamic_material.h"
+#include "nel/3d/shader_manager.h"
+#include "nel/3d/shader_program.h"
 #include "nel/misc/i_xml.h"
 #include "nel/misc/o_xml.h"
 #include "nel/misc/file.h"
@@ -180,10 +182,14 @@ namespace MaterialEditor
 	CNel3DInterface::CNel3DInterface()
 	{
 		mat = new NL3D::CDynMaterial();
+		shaderManager = new NL3D::CShaderManager();
+
 	}
 
 	CNel3DInterface::~CNel3DInterface()
 	{
+		delete shaderManager;
+		shaderManager = NULL;
 	}
 
 	bool CNel3DInterface::loadMaterial( const char *fname )
@@ -232,5 +238,67 @@ namespace MaterialEditor
 	{
 		return CNelMaterialProxy( mat );
 	}
+
+	void CNel3DInterface::getShaderList( std::vector< std::string > &v )
+	{
+		shaderManager->getShaderList( v );
+	}
+
+	bool CNel3DInterface::getShaderInfo( const std::string &name, SShaderInfo &info )
+	{
+		NL3D::CShaderProgram program;
+		bool ok = shaderManager->getShader( name, &program );
+		if( !ok )
+			return false;
+
+		std::string s;
+		info.name = name;
+
+		program.getDescription( s );
+		info.description = s;
+
+		program.getVP( s );
+		info.vp = s;
+
+		program.getFP( s );
+		info.fp = s;
+
+		return true;
+	}
+
+	bool CNel3DInterface::updateShaderInfo( const SShaderInfo &info )
+	{
+		NL3D::CShaderProgram program;
+		program.setName( info.name );
+		program.setDescription( info.description );
+		program.setVP( info.vp );
+		program.setFP( info.fp );
+
+		return shaderManager->changeShader( info.name, &program );
+	}
+
+	bool CNel3DInterface::addShader( const SShaderInfo &info )
+	{
+		NL3D::CShaderProgram *program = new NL3D::CShaderProgram();
+
+		program->setName( info.name );
+		program->setDescription( info.description );
+		program->setVP( info.vp );
+		program->setFP( info.fp );
+
+		bool ok = shaderManager->addShader( program );
+		if( !ok )
+		{
+			delete program;
+			return false;
+		}
+
+		return true;
+	}
+
+	bool CNel3DInterface::removeShader( const std::string &name )
+	{
+		return shaderManager->removeShader( name );
+	}
 }
 

code/nel/tools/3d/object_viewer_qt/src/plugins/material_editor/nel3d_interface.h

@@ -25,6 +25,7 @@ namespace NL3D
 {
 	class CDynMaterial;
 	struct SRenderPass;
+	class CShaderManager;
 }
 
 namespace MaterialEditor
@@ -106,6 +107,14 @@ namespace MaterialEditor
 	};
 
 
+	struct SShaderInfo
+	{
+		std::string name;
+		std::string description;
+		std::string vp;
+		std::string fp;
+	};
+
 	/// Proxy class for Nel3D, so the material editor and Nel3D can interface
 	class CNel3DInterface
 	{
@@ -119,8 +128,16 @@ namespace MaterialEditor
 
 		CNelMaterialProxy getMaterial();
 
+
+		void getShaderList( std::vector< std::string > &v );
+		bool getShaderInfo( const std::string &name, SShaderInfo &info );
+		bool updateShaderInfo( const SShaderInfo &info );
+		bool addShader( const SShaderInfo &info );
+		bool removeShader( const std::string &name );
+
 	private:
 		NL3D::CDynMaterial *mat;
+		NL3D::CShaderManager *shaderManager;
 	};
 }
 

code/nel/tools/3d/object_viewer_qt/src/plugins/material_editor/shader_editor.ui

@@ -27,7 +27,11 @@
       </widget>
      </item>
      <item>
-      <widget class="QLineEdit" name="nameEdit"/>
+      <widget class="QLineEdit" name="nameEdit">
+       <property name="enabled">
+        <bool>false</bool>
+       </property>
+      </widget>
      </item>
     </layout>
    </item>
@@ -117,13 +121,6 @@
     </layout>
    </item>
   </layout>
-  <zorder>layoutWidget</zorder>
-  <zorder>layoutWidget_2</zorder>
-  <zorder>layoutWidget_3</zorder>
-  <zorder>layoutWidget_4</zorder>
-  <zorder>layoutWidget_5</zorder>
-  <zorder>vsEdit</zorder>
-  <zorder>label_3</zorder>
  </widget>
  <resources/>
  <connections/>

code/nel/tools/3d/object_viewer_qt/src/plugins/material_editor/shader_widget.cpp

@@ -16,6 +16,7 @@
 
 #include "shader_widget.h"
 #include "shader_editor.h"
+#include "nel3d_interface.h"
 #include <QFileDialog>
 #include <QInputDialog>
 #include <QMessageBox>
@@ -29,6 +30,7 @@ namespace MaterialEditor
 		setupConnections();
 
 		shaderEditorWidget = new ShaderEditorWidget();
+		nl3dIface = NULL;
 	}
 
 	ShaderWidget::~ShaderWidget()
@@ -37,6 +39,22 @@ namespace MaterialEditor
 		shaderEditorWidget = NULL;
 	}
 
+	void ShaderWidget::load()
+	{
+		std::vector< std::string > v;
+
+		nl3dIface->getShaderList( v );
+
+		shaderList->clear();
+
+		std::vector< std::string >::const_iterator itr = v.begin();
+		while( itr != v.end() )
+		{
+			shaderList->addItem( itr->c_str() );
+			++itr;
+		}
+	}
+
 	void ShaderWidget::setupConnections()
 	{
 		connect( okButton, SIGNAL( clicked( bool ) ), this, SLOT( onOKClicked() ) );
@@ -44,6 +62,8 @@ namespace MaterialEditor
 		connect( addButton, SIGNAL( clicked( bool ) ), this, SLOT( onAddClicked() ) );
 		connect( removeButton, SIGNAL( clicked( bool ) ), this, SLOT( onRemoveClicked() ) );
 		connect( editButton, SIGNAL( clicked( bool ) ), this, SLOT( onEditClicked() ) );
+
+		connect( shaderList, SIGNAL( currentRowChanged( int ) ), this, SLOT( onRowChanged( int ) ) );
 	}
 
 	void ShaderWidget::onOKClicked()
@@ -98,6 +118,20 @@ namespace MaterialEditor
 			return;
 		}
 
+		SShaderInfo info;
+		info.name = name.toUtf8().data();
+		bool ok = nl3dIface->addShader( info );
+		if( !ok )
+		{
+			QMessageBox::critical( 
+				this,
+				tr( "Error adding shader" ),
+				tr( "There was an error while trying to add the shader" )
+				);
+
+			return;
+		}
+
 		shaderList->addItem( name );
 	}
 
@@ -119,8 +153,11 @@ namespace MaterialEditor
 		if( selection == QMessageBox::Yes )
 		{
 			QListWidgetItem *item = shaderList->takeItem( i );
+			std::string n = item->text().toUtf8().data();
 			delete item;
+			nl3dIface->removeShader( n );
 		}
+		
 	}
 
 	void ShaderWidget::onEditClicked()
@@ -132,34 +169,66 @@ namespace MaterialEditor
 		QString name = shaderList->item( i )->text();
 
 		shaderEditorWidget->reset();
-		shaderEditorWidget->setName( name );
-
-		QString sname;
-		bool ok;
-		int res;
-		do{
-			ok = true;
-			res = shaderEditorWidget->exec();
-			if( res == QDialog::Rejected )
-				return;
 		
-			shaderEditorWidget->getName( sname );
+		SShaderInfo info;
+		std::string n = name.toUtf8().data();
+		bool ok = nl3dIface->getShaderInfo( n, info );
+		if( !ok )
+		{
+			QMessageBox::critical(
+				this,
+				tr( "Error retrieving shader data" ),
+				tr( "There was an error while trying to retrieve shader data!" )
+				);
 
-			if( sname != name )
-			{
-				if( nameExists( sname ) )
-				{
-					ok = false;
-					nameExistsMessage();
-				}
-			}
+			return;
+		}
 
-		}while( !ok );
+		shaderEditorWidget->setName( info.name.c_str() );
+		shaderEditorWidget->setDescription( info.description.c_str() );
+		shaderEditorWidget->setVertexShader( info.vp.c_str() );
+		shaderEditorWidget->setFragmentShader( info.fp.c_str() );
 
-		shaderList->item( i )->setText( sname );
+		int res = shaderEditorWidget->exec();
+		if( res == QDialog::Rejected )
+			return;
 
 		// save
+		QString s;
+
+		shaderEditorWidget->getDescription( s );
+		info.description = s.toUtf8().data();
+
+		shaderEditorWidget->getVertexShader( s );
+		info.vp = s.toUtf8().data();
+
+		shaderEditorWidget->getFragmentShader( s );
+		info.fp = s.toUtf8().data();
+
+		ok = nl3dIface->updateShaderInfo( info );
+		if( !ok )
+		{
+			QMessageBox::critical(
+				this,
+				tr( "Error saving shader data" ),
+				tr( "There was an error while trying to save shader data!" )
+				);
+		}
+	}
+
+	void ShaderWidget::onRowChanged( int i )
+	{
+		if( i < 0 )
+			return;
+
+		std::string s = shaderList->item( i )->text().toUtf8().data();
+
+		SShaderInfo info;
+		bool ok = nl3dIface->getShaderInfo( s, info );
+		if( !ok )
+			return;
 
+		description->setPlainText( info.description.c_str() );
 	}
 }
 

code/nel/tools/3d/object_viewer_qt/src/plugins/material_editor/shader_widget.h

@@ -23,6 +23,7 @@
 namespace MaterialEditor
 {
 	class ShaderEditorWidget;
+	class CNel3DInterface;
 
 	class ShaderWidget : public QWidget, public Ui::ShaderWidget
 	{
@@ -32,18 +33,23 @@ namespace MaterialEditor
 		ShaderWidget( QWidget *parent = NULL );
 		~ShaderWidget();
 
+		void setNel3DInterface( CNel3DInterface *iface ){ nl3dIface = iface; }
+		void load();
+
 	private:
 		void setupConnections();
 		bool nameExists( const QString &name );
 		void nameExistsMessage();
 
 		ShaderEditorWidget *shaderEditorWidget;
+		CNel3DInterface *nl3dIface;
 
 	private Q_SLOTS:
 		void onOKClicked();
 		void onAddClicked();
 		void onRemoveClicked();
 		void onEditClicked();
+		void onRowChanged( int i );
 	};
 }