70 lines
1.8 KiB
C++
70 lines
1.8 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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//=============================================================================
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#ifndef VTFPREVIEWPANEL_H
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#define VTFPREVIEWPANEL_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "vgui_controls/Panel.h"
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#include "tier1/utlstring.h"
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#include "materialsystem/MaterialSystemUtil.h"
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#include "mathlib/vector.h"
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//-----------------------------------------------------------------------------
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// Forward declarations
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//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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//
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// VTF Preview panel
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//
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//-----------------------------------------------------------------------------
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class CVTFPreviewPanel : public vgui::Panel
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{
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DECLARE_CLASS_SIMPLE( CVTFPreviewPanel, vgui::Panel );
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public:
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// constructor
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CVTFPreviewPanel( vgui::Panel *pParent, const char *pName );
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virtual ~CVTFPreviewPanel();
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void SetVTF( const char *pFullPath, bool bLoadImmediately = true );
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const char *GetVTF() const;
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// Paints the texture
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virtual void Paint( void );
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private:
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void PaintNormalMapTexture( void );
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void PaintCubeTexture( void );
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void PaintStandardTexture( void );
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void PaintVolumeTexture( void );
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// Set up a projection matrix for a 90 degree fov
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void SetupProjectionMatrix( int nWidth, int nHeight );
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// Sets the camera to look at the the thing we're spinning around
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void LookAt( const Vector &vecLookAt, float flRadius );
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// Draw a sphere
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void RenderSphere( const Vector &vCenter, float flRadius, int nTheta, int nPhi );
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CUtlString m_VTFName;
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CTextureReference m_PreviewTexture;
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CMaterialReference m_PreviewMaterial;
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int m_nTextureID;
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Vector m_vecCameraDirection;
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float m_flLastRotationTime;
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};
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#endif // VTFPREVIEWPANEL_H
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