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utils/vrad/vraddetailprops.h

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================//
+
+#ifndef VRADDETAILPROPS_H
+#define VRADDETAILPROPS_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+
+#include "bspfile.h"
+#include "mathlib/anorms.h"
+
+
+// Calculate the lighting at whatever surface the ray hits.
+// Note: this ADDS to the values already in color. So if you want absolute
+// values in there, then clear the values in color[] first.
+void CalcRayAmbientLighting(
+	int iThread,
+	const Vector &vStart,
+	const Vector &vEnd,
+	float tanTheta,			// tangent of the inner angle of the cone
+	Vector color[MAX_LIGHTSTYLES]	// The color contribution from each lightstyle.
+	);
+
+bool CastRayInLeaf( int iThread, const Vector &start, const Vector &end, int leafIndex, float *pFraction, Vector *pNormal );
+
+void ComputeDetailPropLighting( int iThread );
+
+
+#endif // VRADDETAILPROPS_H