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Diffstat (limited to 'game/client/c_testtraceline.cpp')
| -rw-r--r-- | game/client/c_testtraceline.cpp | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/game/client/c_testtraceline.cpp b/game/client/c_testtraceline.cpp new file mode 100644 index 0000000..6475fff --- /dev/null +++ b/game/client/c_testtraceline.cpp @@ -0,0 +1,181 @@ +//========= Copyright Valve Corporation, All rights reserved. ============// +// +// Purpose: +// +// $NoKeywords: $ +//=============================================================================// + +#include "cbase.h" +#include "materialsystem/imesh.h" + +// memdbgon must be the last include file in a .cpp file!!! +#include "tier0/memdbgon.h" + +// -------------------------------------------------------------------------------- // +// An entity used to test traceline +// -------------------------------------------------------------------------------- // +class C_TestTraceline : public C_BaseEntity +{ +public: + DECLARE_CLASS( C_TestTraceline, C_BaseEntity ); + DECLARE_CLIENTCLASS(); + + C_TestTraceline(); + virtual ~C_TestTraceline(); + +// IClientEntity overrides. +public: + virtual int DrawModel( int flags ); + virtual bool ShouldDraw() { return true; } + +private: + void DrawCube( Vector& center, unsigned char* pColor ); + IMaterial* m_pWireframe; +}; + +// Expose it to the engine. +IMPLEMENT_CLIENTCLASS(C_TestTraceline, DT_TestTraceline, CTestTraceline); + +BEGIN_RECV_TABLE_NOBASE(C_TestTraceline, DT_TestTraceline) + RecvPropInt(RECVINFO(m_clrRender)), + RecvPropVector( RECVINFO_NAME( m_vecNetworkOrigin, m_vecOrigin ) ), + RecvPropFloat( RECVINFO_NAME( m_angNetworkAngles[0], m_angRotation[0] ) ), + RecvPropFloat( RECVINFO_NAME( m_angNetworkAngles[1], m_angRotation[1] ) ), + RecvPropFloat( RECVINFO_NAME( m_angNetworkAngles[2], m_angRotation[2] ) ), + RecvPropInt( RECVINFO_NAME(m_hNetworkMoveParent, moveparent), 0, RecvProxy_IntToMoveParent ), +END_RECV_TABLE() + + +// -------------------------------------------------------------------------------- // +// Functions. +// -------------------------------------------------------------------------------- // + +C_TestTraceline::C_TestTraceline() +{ + m_pWireframe = materials->FindMaterial("shadertest/wireframevertexcolor", TEXTURE_GROUP_OTHER); +} + +C_TestTraceline::~C_TestTraceline() +{ +} + + +enum +{ + CUBE_SIZE = 5 +}; + +void C_TestTraceline::DrawCube( Vector& center, unsigned char* pColor ) +{ + Vector facePoints[8]; + Vector bmins, bmaxs; + + bmins[0] = center[0] - CUBE_SIZE; + bmins[1] = center[1] - CUBE_SIZE; + bmins[2] = center[2] - CUBE_SIZE; + + bmaxs[0] = center[0] + CUBE_SIZE; + bmaxs[1] = center[1] + CUBE_SIZE; + bmaxs[2] = center[2] + CUBE_SIZE; + + facePoints[0][0] = bmins[0]; + facePoints[0][1] = bmins[1]; + facePoints[0][2] = bmins[2]; + + facePoints[1][0] = bmins[0]; + facePoints[1][1] = bmins[1]; + facePoints[1][2] = bmaxs[2]; + + facePoints[2][0] = bmins[0]; + facePoints[2][1] = bmaxs[1]; + facePoints[2][2] = bmins[2]; + + facePoints[3][0] = bmins[0]; + facePoints[3][1] = bmaxs[1]; + facePoints[3][2] = bmaxs[2]; + + facePoints[4][0] = bmaxs[0]; + facePoints[4][1] = bmins[1]; + facePoints[4][2] = bmins[2]; + + facePoints[5][0] = bmaxs[0]; + facePoints[5][1] = bmins[1]; + facePoints[5][2] = bmaxs[2]; + + facePoints[6][0] = bmaxs[0]; + facePoints[6][1] = bmaxs[1]; + facePoints[6][2] = bmins[2]; + + facePoints[7][0] = bmaxs[0]; + facePoints[7][1] = bmaxs[1]; + facePoints[7][2] = bmaxs[2]; + + int nFaces[6][4] = + { + { 0, 2, 3, 1 }, + { 0, 1, 5, 4 }, + { 4, 5, 7, 6 }, + { 2, 6, 7, 3 }, + { 1, 3, 7, 5 }, + { 0, 4, 6, 2 } + }; + + for (int nFace = 0; nFace < 6; nFace++) + { + int nP1, nP2, nP3, nP4; + + nP1 = nFaces[nFace][0]; + nP2 = nFaces[nFace][1]; + nP3 = nFaces[nFace][2]; + nP4 = nFaces[nFace][3]; + + // Draw the face. + CMeshBuilder meshBuilder; + CMatRenderContextPtr pRenderContext( materials ); + IMesh* pMesh = pRenderContext->GetDynamicMesh(); + meshBuilder.DrawQuad( pMesh, facePoints[nP1].Base(), facePoints[nP2].Base(), + facePoints[nP3].Base(), facePoints[nP4].Base(), pColor, true ); + } +} + +int C_TestTraceline::DrawModel( int flags ) +{ + trace_t tr; + Vector forward, right, up, endpos, hitpos; + AngleVectors (GetAbsAngles(), &forward, &right, &up); + endpos = GetAbsOrigin() + forward * MAX_TRACE_LENGTH; + + UTIL_TraceLine( GetAbsOrigin(), endpos, MASK_SOLID_BRUSHONLY, NULL, COLLISION_GROUP_NONE, &tr ); + + CMatRenderContextPtr pRenderContext( materials ); + IMesh* pMesh = pRenderContext->GetDynamicMesh( true, NULL, NULL, m_pWireframe ); + + CMeshBuilder meshBuilder; + meshBuilder.Begin( pMesh, MATERIAL_LINES, 1 ); + + meshBuilder.Position3fv( GetAbsOrigin().Base() ); + meshBuilder.Color3ub( 255, 255, 255 ); + meshBuilder.AdvanceVertex(); + + meshBuilder.Position3fv( tr.endpos.Base() ); + meshBuilder.Color3ub( 255, 255, 255 ); + meshBuilder.AdvanceVertex(); + + meshBuilder.End(); + pMesh->Draw(); + + // Didn't hit anything + if ( tr.fraction != 1.0 ) + { + unsigned char color[] = { 0, 255, 0 }; + DrawCube( tr.endpos, color ); + } + + if ( (!tr.allsolid) && (tr.fractionleftsolid != 0.0) ) + { + unsigned char color[] = { 255, 0, 0 }; + DrawCube( tr.startpos, color ); + } + + return 1; +} |