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Diffstat (limited to 'game/client/c_tracer.h')
| -rw-r--r-- | game/client/c_tracer.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/game/client/c_tracer.h b/game/client/c_tracer.h new file mode 100644 index 0000000..bb9e13f --- /dev/null +++ b/game/client/c_tracer.h @@ -0,0 +1,40 @@ +//========= Copyright Valve Corporation, All rights reserved. ============// +// +// Purpose: +// +// $NoKeywords: $ +// +//=============================================================================// + +#ifndef C_TRACER_H +#define C_TRACER_H + +class Vector; +class ParticleDraw; +class CMeshBuilder; + +//----------------------------------------------------------------------------- +// Tracer_Draw(): draws a tracer, assuming the modelview matrix is identity +// This function accepts all arguments in CAMERA (pre-projected) space +// +// arguments +// [in] Vector& : The origin of the tracer (CAMERA space) +// [in] Vector& : The direction and length of the tracer (CAMERA space) +// [in] float : The tracer width (CAMERA space) +// [in] float* : r, g, b, a (0 - 1) +//----------------------------------------------------------------------------- +void Tracer_Draw( ParticleDraw* pDraw, Vector& start, Vector& delta, + float width, float* color, float startV = 0.0, float endV = 1.0 ); + +void Tracer_Draw( CMeshBuilder *pMeshBuilder, Vector& start, Vector& delta, float width, float* color, float startV = 0.0, float endV = 1.0 ); + + +//----------------------------------------------------------------------------- +// Computes the four verts to draw the tracer with, in the following order: +// start vertex left side, start vertex right side +// end vertex left side, end vertex right side +// returne false if the tracer is offscreen +//----------------------------------------------------------------------------- +bool Tracer_ComputeVerts( const Vector &start, const Vector &delta, float width, Vector *pVerts ); + +#endif // C_TRACER_H
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