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public/movieobjects/dmedrawsettings.h

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+//====== Copyright © 1996-2006, Valve Corporation, All rights reserved. =======
+//
+// A class representing draw settings for Dme things
+//
+//=============================================================================
+
+#ifndef DMEDRAWSETTINGS_H
+#define DMEDRAWSETTINGS_H
+
+#ifdef _WIN32
+#pragma once
+#endif
+
+
+#include "datamodel/dmelement.h"
+#include "materialsystem/MaterialSystemUtil.h"
+#include "tier1/utlstack.h"
+
+
+//-----------------------------------------------------------------------------
+//
+//-----------------------------------------------------------------------------
+class CDmeDag;
+
+
+//-----------------------------------------------------------------------------
+//
+//-----------------------------------------------------------------------------
+class CDmeDrawSettings : public CDmElement
+{
+	DEFINE_ELEMENT( CDmeDrawSettings, CDmElement );
+
+public:
+
+	enum DrawType_t
+	{
+		DRAW_INVALID = -1,
+
+		DRAW_SMOOTH,
+		DRAW_FLAT,
+		DRAW_WIREFRAME,
+		DRAW_BOUNDINGBOX,
+
+		STANDARD_DRAW_COUNT
+	};
+
+	// resolve internal data from changed attributes
+	virtual void Resolve();
+
+	DrawType_t GetDrawType() const;
+	DrawType_t SetDrawType( int drawType );
+	void PushDrawType();
+	void PopDrawType();
+
+	bool Shaded() const {
+		const DrawType_t drawType = GetDrawType();
+		return drawType == DRAW_SMOOTH || drawType == DRAW_FLAT;
+	}
+
+	bool GetBackfaceCulling() const { return m_bBackfaceCulling.Get(); }
+	void SetBackfaceCulling( bool val ) { m_bBackfaceCulling.Set( val ); }
+
+	bool GetWireframeOnShaded() const { return m_bWireframeOnShaded.Get(); }
+	void SetWireframeOnShaded( bool val ) { m_bWireframeOnShaded.Set( val ); }
+
+	bool GetXRay() const { return m_bXRay.Get(); }
+	void SetXRay( bool val ) { m_bXRay.Set( val ); }
+
+	bool GetGrayShade() const { return m_bGrayShade.Get(); }
+	void SetGrayShade( bool val ) { m_bGrayShade.Set( val ); }
+
+	bool GetNormals() const { return m_bNormals.Get(); }
+	void SetNormals( bool val ) { m_bNormals.Set( val ); }
+
+	float GetNormalLength() const { return m_NormalLength.Get(); }
+	void SetNormalLength( float val ) { m_NormalLength.Set( val ); }
+
+	const Color &GetColor() const { return m_Color.Get(); }
+	void SetColor( Color val ) { m_Color.Set( val ); }
+
+	bool Drawable( CDmElement *pElement );
+
+	void BindWireframe();
+
+	void BindWireframeOnShaded();
+
+	void BindGray();
+
+	void BindUnlitGray();
+
+	bool GetDeltaHighlight() const { return m_bDeltaHighlight; }
+	void SetDeltaHighlight( bool bDeltaHighlight ) { m_bDeltaHighlight.Set( bDeltaHighlight ); }
+
+	bool IsAMaterialBound() const {
+		return m_IsAMaterialBound;
+	}
+
+	void DrawDag( CDmeDag *pDag );
+
+	CUtlVector< Vector > &GetHighlightPoints() { return m_vHighlightPoints; }
+
+public:
+
+	CDmaVar< int > m_DrawType;
+	CDmaVar< bool > m_bBackfaceCulling;
+	CDmaVar< bool > m_bWireframeOnShaded;
+	CDmaVar< bool > m_bXRay;
+	CDmaVar< bool > m_bGrayShade;
+	CDmaVar< bool > m_bNormals;
+	CDmaVar< float > m_NormalLength;
+	CDmaVar< Color > m_Color;
+	CDmaVar< bool > m_bDeltaHighlight;
+	CDmaVar< float > m_flHighlightSize;
+	CDmaVar< Color > m_cHighlightColor;
+
+protected:
+
+	void BuildKnownDrawableTypes();
+
+	static bool s_bWireframeMaterialInitialized;
+	static CMaterialReference s_WireframeMaterial;
+
+	static bool s_bWireframeOnShadedMaterialInitialized;
+	static CMaterialReference s_WireframeOnShadedMaterial;
+
+	static bool s_bFlatGrayMaterial;
+	static CMaterialReference s_FlatGrayMaterial;
+
+	static bool s_bUnlitGrayMaterial;
+	static CMaterialReference s_UnlitGrayMaterial;
+
+	static CUtlRBTree< CUtlSymbolLarge > s_KnownDrawableTypes;
+	CUtlRBTree< CUtlSymbolLarge > m_NotDrawable;
+
+	CUtlStack< DrawType_t > m_drawTypeStack;
+	bool m_IsAMaterialBound;
+
+	// Points to highlight
+	CUtlVector< Vector > m_vHighlightPoints;
+};
+
+
+//-----------------------------------------------------------------------------
+//
+//-----------------------------------------------------------------------------
+inline CDmeDrawSettings::DrawType_t CDmeDrawSettings::SetDrawType( int drawType )
+{
+	if ( drawType < 0 || drawType >= STANDARD_DRAW_COUNT )
+	{
+		drawType = DRAW_SMOOTH;
+	}
+
+	m_DrawType.Set( drawType );
+
+	return GetDrawType();
+}
+
+
+//-----------------------------------------------------------------------------
+//
+//-----------------------------------------------------------------------------
+inline CDmeDrawSettings::DrawType_t CDmeDrawSettings::GetDrawType() const
+{
+	const int drawType( m_DrawType.Get() );
+	if ( drawType < 0 || drawType >= STANDARD_DRAW_COUNT )
+		return DRAW_SMOOTH;
+
+	return static_cast< DrawType_t >( drawType );
+}
+
+
+//-----------------------------------------------------------------------------
+//
+//-----------------------------------------------------------------------------
+inline void CDmeDrawSettings::PushDrawType()
+{
+	m_drawTypeStack.Push( GetDrawType() );
+}
+
+
+//-----------------------------------------------------------------------------
+//
+//-----------------------------------------------------------------------------
+inline void CDmeDrawSettings::PopDrawType()
+{
+	if ( m_drawTypeStack.Count() )
+	{
+		DrawType_t drawType = GetDrawType();
+		m_drawTypeStack.Pop( drawType );
+		SetDrawType( drawType );
+	}
+}
+
+
+#endif // DMEDRAWSETTINGS_H