81 lines
1.6 KiB
C++
81 lines
1.6 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================//
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#ifndef GROUND_LINE_H
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#define GROUND_LINE_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "mathlib/vector.h"
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#include "hud_minimap.h"
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class IMaterial;
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#define MAX_GROUNDLINE_SEGMENTS 100
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// This class will lay out a line of a specified width along the ground. It follows
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// the contour of the ground as well as it can.
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class CGroundLine : public vgui::Panel
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{
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typedef vgui::Panel BaseClass;
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public:
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CGroundLine();
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~CGroundLine();
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// One-time initialization.
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bool Init(const char *pMaterialName);
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// Setup the line's rendering parameters.
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void SetParameters(
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const Vector &vStart,
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const Vector &vEnd,
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const Vector &vStartColor, // Color values 0-1
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const Vector &vEndColor, // Color values 0-1
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float alpha,
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float lineWidth
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);
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// Called by the renderer when it's time to render the ground lines.
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static void DrawAllGroundLines();
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// Set the visibility
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void SetVisible( bool bVisible );
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bool IsVisible( void );
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private:
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// Draw a line along the ground.
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void Draw();
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void Paint();
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private:
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// Rendering parameters.
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IMaterial *m_pMaterial;
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Vector m_vStartColor;
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Vector m_vEndColor;
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float m_Alpha;
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Vector m_vStart;
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Vector m_vEnd;
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float m_LineWidth;
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bool m_bVisible;
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// Points along the line.
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Vector m_Points[MAX_GROUNDLINE_SEGMENTS];
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unsigned int m_nPoints;
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unsigned short m_ListHandle;
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};
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#endif // GROUND_LINE_H
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