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>
71 lines
1.9 KiB
C++
71 lines
1.9 KiB
C++
// ViewFrustum.h: interface for the CViewFrustum class.
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//
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//////////////////////////////////////////////////////////////////////
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#if !defined(AFX_VIEWFRUSTUM_H__3771772E_0DF5_416F_8B98_F4ECC3232034__INCLUDED_)
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#define AFX_VIEWFRUSTUM_H__3771772E_0DF5_416F_8B98_F4ECC3232034__INCLUDED_
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#if _MSC_VER > 1000
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#pragma once
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#endif // _MSC_VER > 1000
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#include <d3dx8.h>
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/**/
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enum WBPLAN { LEFT_P,RIGHT_P,TOP_P,BOTTOM_P,NEAR_P,FAR_P};
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enum WBAXIS {X,Y,Z};
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class RCullingBox {
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public:
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D3DXVECTOR3 m_Pos;
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float m_Rot[3];
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D3DXMATRIX m_matWorld; // local 좌표계 box를 world 좌표계로 변화 시키는 matrix
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D3DXVECTOR3 m_LocalBound[8];
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D3DXVECTOR3 m_WorldBound[8];
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bool m_BoxSide; //in 인지 out 인지.
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RCullingBox() {
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m_Rot[X] = m_Rot[Y] = m_Rot[Z] = 0.0f;
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m_BoxSide = false;
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}
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~RCullingBox(){}
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void ChangeLocalToWorld() {
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// Recompute m_mat, m_vecBoundsWorld, and m_planeBoundsWorld
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// when the thing's position, orientation, or bounding box has changed
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D3DXMATRIX matRotX,matRotY,matRotZ;
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D3DXMATRIX matTrans;
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D3DXMatrixRotationX( &matRotX, m_Rot[X] );
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D3DXMatrixRotationY( &matRotY, m_Rot[Y] );
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D3DXMatrixRotationZ( &matRotZ, m_Rot[Z] );
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D3DXMatrixTranslation( &matTrans, m_Pos.x, m_Pos.y, m_Pos.z );
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m_matWorld = matRotX * matRotZ * matRotY * matTrans;
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// Transform bounding box coords from local space to world space
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for( int i = 0; i < 8; i++ )
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D3DXVec3TransformCoord( &m_WorldBound[i], &m_LocalBound[i], &m_matWorld );
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}
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};
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class CViewFrustum{
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public:
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CViewFrustum();
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~CViewFrustum();
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void Update();
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bool PointInFrustum(float x,float y,float z);
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bool SphereInFrustum(float x,float y,float z,float rad);
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bool BoxInFrustum(RCullingBox *);
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bool BoxInFrustum(D3DXVECTOR3 vecMin,D3DXVECTOR3 vecMax);
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bool BoxInFrustum(int *vecMin,int *vecMax);
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private:
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D3DXPLANE m_Frustum[6];
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};
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#endif // !defined(AFX_VIEWFRUSTUM_H__3771772E_0DF5_416F_8B98_F4ECC3232034__INCLUDED_)
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