137 lines
3.7 KiB
C++
137 lines
3.7 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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#include "cbase.h"
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#include "clientsideeffects.h"
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#include "materialsystem/imaterial.h"
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#include "materialsystem/imesh.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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class FX_Cube : public CClientSideEffect
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{
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public:
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FX_Cube(IMaterial *pMaterial) : CClientSideEffect("FX_Cube")
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{
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m_pMaterial = pMaterial;
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if(m_pMaterial)
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m_pMaterial->IncrementReferenceCount();
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}
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virtual ~FX_Cube()
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{
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if(m_pMaterial)
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m_pMaterial->DecrementReferenceCount();
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}
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void SetupVec(Vector& v, int dim1, int dim2, int fixedDim, float dim1Val, float dim2Val, float fixedDimVal)
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{
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v[dim1] = dim1Val;
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v[dim2] = dim2Val;
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v[fixedDim] = fixedDimVal;
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}
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void DrawBoxSide(
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int dim1, int dim2, int fixedDim,
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float minX, float minY,
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float maxX, float maxY,
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float fixedDimVal,
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bool bFlip,
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float shade)
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{
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Vector v;
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Vector color;
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VectorScale( m_vColor, shade, color );
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CMatRenderContextPtr pRenderContext( materials );
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IMesh *pMesh = pRenderContext->GetDynamicMesh();
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CMeshBuilder builder;
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builder.Begin(pMesh, MATERIAL_TRIANGLE_STRIP, 2);
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SetupVec(v, dim1, dim2, fixedDim, minX, maxY, fixedDimVal);
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builder.Position3fv(v.Base());
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builder.Color3fv(color.Base());
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builder.AdvanceVertex();
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SetupVec(v, dim1, dim2, fixedDim, bFlip ? maxX : minX, bFlip ? maxY : minY, fixedDimVal);
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builder.Position3fv(v.Base());
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builder.Color3fv(color.Base());
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builder.AdvanceVertex();
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SetupVec(v, dim1, dim2, fixedDim, bFlip ? minX : maxX, bFlip ? minY : maxY, fixedDimVal);
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builder.Position3fv(v.Base());
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builder.Color3fv(color.Base());
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builder.AdvanceVertex();
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SetupVec(v, dim1, dim2, fixedDim, maxX, minY, fixedDimVal);
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builder.Position3fv(v.Base());
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builder.Color3fv(color.Base());
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builder.AdvanceVertex();
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builder.End();
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pMesh->Draw();
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}
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virtual void Draw( double frametime )
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{
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CMatRenderContextPtr pRenderContext( materials );
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// Draw it.
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pRenderContext->Bind( m_pMaterial );
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Vector vLightDir(-1,-2,-3);
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VectorNormalize( vLightDir );
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DrawBoxSide(1, 2, 0, m_mins[1], m_mins[2], m_maxs[1], m_maxs[2], m_mins[0], false, vLightDir.x * 0.5f + 0.5f);
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DrawBoxSide(1, 2, 0, m_mins[1], m_mins[2], m_maxs[1], m_maxs[2], m_maxs[0], true, -vLightDir.x * 0.5f + 0.5f);
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DrawBoxSide(0, 2, 1, m_mins[0], m_mins[2], m_maxs[0], m_maxs[2], m_mins[1], true, vLightDir.y * 0.5f + 0.5f);
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DrawBoxSide(0, 2, 1, m_mins[0], m_mins[2], m_maxs[0], m_maxs[2], m_maxs[1], false, -vLightDir.y * 0.5f + 0.5f);
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DrawBoxSide(0, 1, 2, m_mins[0], m_mins[1], m_maxs[0], m_maxs[1], m_mins[2], false, vLightDir.z * 0.5f + 0.5f);
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DrawBoxSide(0, 1, 2, m_mins[0], m_mins[1], m_maxs[0], m_maxs[1], m_maxs[2], true, -vLightDir.z * 0.5f + 0.5f);
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// Decrease lifetime.
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m_Life -= frametime;
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}
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bool IsActive( void )
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{
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return m_Life > 0.0;
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}
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public:
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Vector m_mins;
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Vector m_maxs;
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Vector m_vColor;
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float m_Life;
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IMaterial *m_pMaterial;
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};
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void FX_AddCube( const Vector &mins, const Vector &maxs, const Vector &vColor, float life, const char *materialName )
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{
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IMaterial *mat = materials->FindMaterial(materialName, TEXTURE_GROUP_CLIENT_EFFECTS);
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FX_Cube *pCube = new FX_Cube(mat);
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pCube->m_mins = mins;
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pCube->m_maxs = maxs;
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pCube->m_vColor = vColor;
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pCube->m_Life = life;
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clienteffects->AddEffect(pCube);
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}
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void FX_AddCenteredCube( const Vector ¢er, float size, const Vector &vColor, float life, const char *materialName )
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{
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FX_AddCube(center-Vector(size,size,size), center+Vector(size,size,size), vColor, life, materialName);
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}
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