Utils/GinExp/ExpCamLight.cpp

@@ -0,0 +1,237 @@
+/*=========================================================================
+
+	.CPP
+
+	Author:  Tim Swann @ CLIMAX
+	Created:
+	Project:
+	Purpose:
+
+	Copyright (c) 1998 Climax Development Ltd
+
+===========================================================================*/
+
+/*----------------------------------------------------------------------
+	Includes
+	-------- */
+
+#include "AsciiExp.h"
+
+
+/*	Std Lib
+	------- */
+
+/*	Glib
+	---- */
+
+/*	Local
+	----- */
+
+/*	Graphics
+	-------- */
+
+/*----------------------------------------------------------------------
+	Tyepdefs && Defines
+	------------------- */
+
+/*----------------------------------------------------------------------
+	Structure defintions
+	-------------------- */
+
+/*----------------------------------------------------------------------
+	Positional Vars
+	--------------- */
+
+/*----------------------------------------------------------------------
+	Function Prototypes
+	------------------- */
+
+/*----------------------------------------------------------------------
+	Vars
+	---- */
+
+/*----------------------------------------------------------------------
+	Data
+	---- */
+
+/*----------------------------------------------------------------------
+	Function:	
+	Purpose:
+	Params:
+	Returns:
+  ---------------------------------------------------------------------- */
+
+void AsciiExp::ExportCamera(INode* node)
+{
+	INode *			target = node->GetTarget();
+	CameraState		cs;
+	TimeValue		t = 0;
+	Interval		valid = FOREVER;
+	Interval		animRange = ip->GetAnimRange();
+	ObjectState		os = node->EvalWorldState(t);
+	CameraObject *	cam = (CameraObject *)os.obj;
+
+
+	cam->EvalCameraState(t, valid, &cs);
+
+	if (target)
+	{
+		WriteChunkHdr( (char*)CAMERA_ID, 0 );
+		fwrite( &totFrames, sizeof( Uint32 ), 1, expStream );
+
+		DumpCamPosSample( node );
+		DumpCamPosSample( target );
+	}
+}
+
+
+/*----------------------------------------------------------------------
+  ---------------------------------------------------------------------- */
+
+void AsciiExp::DumpCamPosSample(INode* node) 
+{
+	TimeValue	start = ip->GetAnimRange().Start();
+	TimeValue	end = ip->GetAnimRange().End();
+	TimeValue	t;
+	int			delta = GetTicksPerFrame() * 1;
+	Matrix3		tm;
+	AffineParts ap;
+	Point3		pos;
+	Point3		opos;
+
+
+	for (t=start; t<=end; t+=delta)
+	{
+		tm = node->GetNodeTM(t);
+
+		decomp_affine(tm, &ap);
+
+		pos = ap.t;
+
+		opos.x = pos.x;
+		opos.y = pos.z;
+		opos.z = pos.y;
+
+		fwrite( &opos.x, sizeof( float ), 1, expStream );		// WRITE CAMERA POSITION
+		fwrite( &opos.y, sizeof( float ), 1, expStream );
+		fwrite( &opos.z, sizeof( float ), 1, expStream );
+	}
+}
+
+
+/*----------------------------------------------------------------------
+	Function:	
+	Purpose:
+	Params:
+	Returns:
+  ---------------------------------------------------------------------- */
+
+void AsciiExp::ExportLight(INode* node) 
+{
+	Interval			valid = FOREVER;
+	Matrix3				mtx = node->GetNodeTM( 0 );
+	ObjectState			os = node->EvalWorldState( 0 );
+	GenLight *			light;
+	LightState			ls;
+	AffineParts			ap;
+	Point3				pos;
+	Point3				opos;
+	float				ang[4];
+	Point3				oang;
+	Quat				rot;
+	INode *				target;
+	float				hotsize;
+	float				fallsize;
+	float				attenStart;
+	float				attenEnd;
+
+
+
+	if (!os.obj)	return;
+
+	// EXPORT LIGHT
+	WriteChunkHdr( (char*)LIGHT_ID, 0 );
+
+	light = (GenLight*)os.obj;
+	light->EvalLightState( 0, valid, &ls );
+	fwrite( &ls.type, sizeof(long), 1, expStream );
+
+	decomp_affine( mtx, &ap );
+
+	pos = ap.t;
+
+	opos.x = pos.x;
+	opos.y = pos.z;
+	opos.z = pos.y;
+
+	fwrite( &opos.x, sizeof( float ), 1, expStream );		// WRITE LIGHT POSITION
+	fwrite( &opos.y, sizeof( float ), 1, expStream );
+	fwrite( &opos.z, sizeof( float ), 1, expStream );
+
+	rot.x = ap.q.x;
+	rot.y = ap.q.z;
+	rot.z = ap.q.y;
+	rot.w = ap.q.w;
+	QuatToEuler( rot, ang);
+
+	oang.x = ang[0];
+	oang.y = ang[1];
+	oang.z = ang[2];
+//	fwrite( &oang.x, sizeof( float ), 1, expStream );		// WRITE LIGHT ROTATION
+//	fwrite( &oang.y, sizeof( float ), 1, expStream );
+//	fwrite( &oang.z, sizeof( float ), 1, expStream );
+
+	target = node->GetTarget();
+	if (target)
+	{
+		mtx = target->GetNodeTM( 0 );
+		decomp_affine( mtx, &ap );
+
+		pos = ap.t;
+
+		opos.x = pos.x;
+		opos.y = pos.z;
+		opos.z = pos.y;
+	}
+	else
+	{
+//		opos.x = 0.f;
+//		opos.y = 0.f;
+//		opos.z = 0.f;
+	}
+	fwrite( &opos.x, sizeof( float ), 1, expStream );		// WRITE LIGHT POSITION
+	fwrite( &opos.y, sizeof( float ), 1, expStream );
+	fwrite( &opos.z, sizeof( float ), 1, expStream );
+
+	fwrite( &ls.color.r, sizeof( float ), 1, expStream );
+	fwrite( &ls.color.g, sizeof( float ), 1, expStream );
+	fwrite( &ls.color.b, sizeof( float ), 1, expStream );
+	fwrite( &ls.intens, sizeof( float ), 1, expStream );
+
+
+
+	hotsize = 0.f;
+	fallsize = 0.f;
+	attenStart = 0.f;
+	attenEnd = 0.f;
+
+	if (ls.type != OMNI_LIGHT)
+	{
+		hotsize = ls.hotsize;
+		fallsize = ls.fallsize;
+	}
+	if (ls.type != DIR_LIGHT && ls.useAtten)
+	{
+		attenStart = ls.attenStart;
+		attenEnd = ls.attenEnd;
+	}
+
+	fwrite( &hotsize, sizeof( float ), 1, expStream );
+	fwrite( &fallsize, sizeof( float ), 1, expStream );
+	fwrite( &attenStart, sizeof( float ), 1, expStream );
+	fwrite( &attenEnd, sizeof( float ), 1, expStream );
+}
+
+
+/*===========================================================================
+ end */