LGram16
dd97ddec92
Move git root from Client/ to src/ to track all source code: - Client: Game client source (moved to Client/Client/) - Server: Game server source - GameTools: Development tools - CryptoSource: Encryption utilities - database: Database scripts - Script: Game scripts - rylCoder_16.02.2008_src: Legacy coder tools - GMFont, Game: Additional resources 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
131 lines
2.7 KiB
C++
131 lines
2.7 KiB
C++
/**************************
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ROcclusion Header file
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Info : Horizon Occlusion Culling's Header
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: 대일형 list 이용안한 버젼 입니다.
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: CheckCulling 안에 리스트를 넣어주시면 됩니다.
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: list의 형은 ROcclusionUnit이고 m_Cube 변수만 채워 주시면 되요.
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************************* */
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#ifndef __ROCCLUSION_H__
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#define __ROCCLUSION_H__
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#include <d3dx8.h>
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#include <d3d8.h>
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#include "RCube.h"
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#define INIT_HEIGHT 10000.0f
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const float FAIL = -32767.0f;
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// Sorting 용 global Function
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int OcclusionHCompare( const void *arg1, const void *arg2 ); // Horizon Culling 용
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class ROcclusionUnit //Horizon 용
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{
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protected:
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class ROcclusionBox //projected Screen 2D Box
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{
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public:
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D3DXVECTOR2 m_vecMin;
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D3DXVECTOR2 m_vecMax;
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D3DXVECTOR3 m_vecCenter;
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float m_fZValue; //camera space 에서의 Z Value
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ROcclusionBox()
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{
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m_vecMin = D3DXVECTOR2(0.0f,0.0f);
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m_vecMax = D3DXVECTOR2(0.0f,0.0f);
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m_vecCenter = D3DXVECTOR3(10000.0f,10000.0f,10000.0f);
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m_fZValue = 0.0f;
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}
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~ROcclusionBox() {}
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//box 안에 있는지 검사
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bool ROcclusionInBox(ROcclusionBox tb)
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{
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if( ( m_vecMin.x <= tb.m_vecMin.x ) && ( m_vecMin.y <= tb.m_vecMin.y ) &&
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( m_vecMax.x >= tb.m_vecMax.x ) && ( m_vecMax.y >= tb.m_vecMax.y ) )
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return true;
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return false;
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}
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};
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void CreateOccBox(D3DXVECTOR3 min,D3DXVECTOR3 max,D3DXVECTOR3 center,bool projected = false);
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void FindPoint(D3DXVECTOR3 *);
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public:
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ROcclusionUnit()
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{
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m_bVis = NULL;
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if(m_bVis != NULL)( *m_bVis ) = true;
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}
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~ROcclusionUnit() {}
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void Create(LPDIRECT3DDEVICE8 device);
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RCube m_Cube; // Cube Data
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ROcclusionBox m_OccBox; // 2D Projection Box
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bool *m_bVis;
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LPDIRECT3DDEVICE8 m_Device;
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};
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class ROcclusionVolume // Occlusion Volume
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{
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public:
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float m_Height;
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ROcclusionVolume()
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{
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m_Height = INIT_HEIGHT;
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}
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};
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class ROcclusion
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{
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public:
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ROcclusion()
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{
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m_Volume = NULL;
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m_VWidth = 0;
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m_VHeight = 0;
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m_ViewObject = -1;
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m_HidenObject = -1;
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}
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~ROcclusion()
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{
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if( m_Volume )
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delete[] m_Volume;
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}
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static void CheckCulling( LPDIRECT3DDEVICE8 ,ROcclusionUnit *,int num,float camera_x,float camera_y,float camera_z );
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static void SortList( ROcclusionUnit *,int num,float camerax,float cameray,float cameraz,LPDIRECT3DDEVICE8 );
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//Horizon occlusion culling
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static void Hculling( ROcclusionUnit *list,int listnum,int start_index,float ,float ,float );
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static void HorizonCull( LPDIRECT3DDEVICE8 ,ROcclusionUnit *,int listnum );
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static void InitVolume();
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static ROcclusionVolume *m_Volume;
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// Screen Width, Height
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static unsigned long m_VWidth;
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static unsigned long m_VHeight;
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//occlusion info
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static int m_ViewObject;
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static int m_HidenObject;
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};
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#endif
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