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Editor/TerrainModifyTool.h

@@ -0,0 +1,142 @@
+////////////////////////////////////////////////////////////////////////////
+//
+//  Crytek Engine Source File.
+//  Copyright (C), Crytek Studios, 2001.
+// -------------------------------------------------------------------------
+//  File name:   TerrainModifyTool.h
+//  Version:     v1.00
+//  Created:     11/1/2002 by Timur.
+//  Compilers:   Visual C++ 6.0
+//  Description: Terrain modification tool.
+// -------------------------------------------------------------------------
+//  History:
+//
+////////////////////////////////////////////////////////////////////////////
+
+#ifndef __TerrainModifyTool_h__
+#define __TerrainModifyTool_h__
+
+#if _MSC_VER > 1000
+#pragma once
+#endif
+
+#include "EditTool.h"
+
+// {9BC941A8-44F1-4b91-B270-E7EF55167E48}
+DEFINE_GUID( TERRAIN_MODIFY_TOOL_GUID, 0x9bc941a8, 0x44f1, 0x4b91, 0xb2, 0x70, 0xe7, 0xef, 0x55, 0x16, 0x7e, 0x48);
+
+enum BrushType
+{
+	eBrushFlatten = 1,
+	eBrushSmooth,
+	eBrushRiseLower,
+	eBrushTypeLast
+};
+
+struct CTerrainBrush
+{
+	// Type of this brush.
+	BrushType type;
+	//! Outside Radius of brush.
+	float radius;
+	//! Inside Radius of brush.
+	float radiusInside;
+	//! Height where to paint.
+	float height;
+	//! How hard this brush.
+	float hardness;
+	//! Is this brush have noise.
+	bool bNoise;	
+	//! Scale of applied noise.
+	float noiseScale;
+	//! Frequency of applied noise.
+	float noiseFreq;
+	//! True if objects should be repositioned on modified terrain.
+	bool bRepositionObjects;
+
+	CTerrainBrush() {
+		type = eBrushFlatten;
+		radius  = 2;
+		radiusInside = 1;
+		height = 1;
+		bNoise = false;
+		hardness = 0.2f;
+		noiseScale = 50;
+		noiseFreq = 50;
+		bRepositionObjects = false;
+	}
+};
+
+//////////////////////////////////////////////////////////////////////////
+class CTerrainModifyTool : public CEditTool
+{
+	DECLARE_DYNCREATE(CTerrainModifyTool)
+public:
+	CTerrainModifyTool();
+	virtual ~CTerrainModifyTool();
+
+	//! Register this tool to editor system.
+	static void RegisterTool( CRegistrationContext &rc );
+
+	virtual void BeginEditParams( IEditor *ie,int flags );
+	virtual void EndEditParams();
+
+	virtual void Display( DisplayContext &dc );
+
+	// Ovverides from CEditTool
+	bool MouseCallback( CViewport *view,EMouseEvent event,CPoint &point,int flags );
+
+	// Key down.
+	bool OnKeyDown( CViewport *view,uint nChar,uint nRepCnt,uint nFlags );
+	bool OnKeyUp( CViewport *view,uint nChar,uint nRepCnt,uint nFlags ) { return false; };
+	bool OnSetCursor( CViewport *vp );
+	
+	// Delete itself.
+	void Release() { delete this; };
+
+	void SetActiveBrushType( BrushType type );
+	BrushType GetActiveBrushType() const { return m_currentBrushType; }
+	void SetBrush( const CTerrainBrush &brush ) { m_brush[m_currentBrushType] = brush; };
+	void GetBrush( CTerrainBrush &brush ) const { brush = m_brush[m_currentBrushType]; };
+	void EnableBrushNoise( bool enable ) { m_brush[m_currentBrushType].bNoise = enable; };
+
+	void Paint();
+
+private:
+	void UpdateUI();
+	//////////////////////////////////////////////////////////////////////////
+	// Commands.
+	static void Command_Activate();
+	static void Command_Flatten();
+	static void Command_Smooth();
+	static void Command_RiseLower();
+	//////////////////////////////////////////////////////////////////////////
+	
+	Vec3 m_pointerPos;
+	IEditor *m_ie;
+
+	int m_panelId;
+	class CTerrainModifyPanel *m_panel;
+
+	static BrushType m_currentBrushType;
+	static CTerrainBrush m_brush[eBrushTypeLast];
+	CTerrainBrush *m_pBrush;
+
+	bool m_bSmoothOverride;
+	bool m_bQueryHeightMode;
+	bool m_bPaintingMode;
+	bool m_bLowerTerrain;
+
+	CPoint m_MButtonDownPos;
+	float m_prevRadius;
+	float m_prevRadiusInside;
+	float m_prevHeight;
+	
+	HCURSOR m_hPickCursor;
+	HCURSOR m_hPaintCursor;
+	HCURSOR m_hFlattenCursor;
+	HCURSOR m_hSmoothCursor;
+};
+
+
+#endif // __TerrainModifyTool_h__