95 lines
2.3 KiB
C++
95 lines
2.3 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose: The main manager of rendering
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//
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// $Revision: $
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// $NoKeywords: $
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//===========================================================================//
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#ifndef RENDERMANAGER_H
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#define RENDERMANAGER_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "gamemanager.h"
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#include "tier1/mempool.h"
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#include "mathlib/mathlib.h"
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//-----------------------------------------------------------------------------
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// Physics property for entities
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//-----------------------------------------------------------------------------
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class CCameraProperty
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{
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DECLARE_FIXEDSIZE_ALLOCATOR( CCameraProperty );
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public:
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CCameraProperty();
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void GetForward( Vector *pForward );
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// Array used for fixed-timestep simulation
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Vector m_Origin;
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QAngle m_Angles;
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Vector m_Velocity;
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QAngle m_AngVelocity;
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private:
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friend class CRenderManager;
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};
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//-----------------------------------------------------------------------------
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// Rendering management
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//-----------------------------------------------------------------------------
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class CRenderManager : public CGameManager<>
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{
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public:
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// Inherited from IGameManager
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virtual bool Init();
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virtual LevelRetVal_t LevelInit( bool bFirstCall );
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virtual void Update( );
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virtual LevelRetVal_t LevelShutdown( bool bFirstCall );
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virtual void Shutdown();
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// Property allocation
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CCameraProperty *CreateCameraProperty();
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void DestroyCameraProperty( CCameraProperty *pProperty );
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void RenderWorldInRect( int x, int y, int nWidth, int nHeight );
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void RenderWorldFullscreen();
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private:
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// Set up a projection matrix for a 90 degree fov
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void SetupProjectionMatrix( int nWidth, int nHeight, float flFOV );
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// Set up a orthographic projection matrix
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void SetupOrthoMatrix( int nWidth, int nHeight );
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// Sets up the camera
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void SetupCameraRenderState( );
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// Draws the world
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void RenderWorld();
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// Done completely client-side, want total smoothness, so simulate at render interval
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void UpdateLocalPlayerCamera();
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bool m_bRenderWorldFullscreen;
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int m_nRenderX;
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int m_nRenderY;
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int m_nRenderWidth;
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int m_nRenderHeight;
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};
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//-----------------------------------------------------------------------------
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// Singleton accessor
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//-----------------------------------------------------------------------------
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extern CRenderManager *g_pRenderManager;
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#endif // RENDERMANAGER_H
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