1 files changed, 91 insertions, 0 deletions
diff --git a/public/movieobjects/dmecamera.h b/public/movieobjects/dmecamera.h
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+++ b/public/movieobjects/dmecamera.h
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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// A class representing a camera
+//
+//=============================================================================
+
+#ifndef DMECAMERA_H
+#define DMECAMERA_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include "movieobjects/dmedag.h"
+#include "movieobjects/timeutils.h"
+
+
+//-----------------------------------------------------------------------------
+// A class representing a camera
+//-----------------------------------------------------------------------------
+class CDmeCamera : public CDmeDag
+{
+	DEFINE_ELEMENT( CDmeCamera, CDmeDag );
+
+public:
+	// Sets up render state in the material system for rendering
+	// This includes the view matrix and the projection matrix
+	void SetupRenderState( int nDisplayWidth, int nDisplayHeight, bool bUseEngineCoordinateSystem = false );
+
+	// accessors for generated matrices
+	void GetViewMatrix( VMatrix &view, bool bUseEngineCoordinateSystem = false );
+	void GetProjectionMatrix( VMatrix &proj, int width, int height );
+	void GetViewProjectionInverse( VMatrix &viewprojinv, int width, int height );
+	void ComputeScreenSpacePosition( const Vector &vecWorldPosition, int width, int height, Vector2D *pScreenPosition );
+
+	// Returns the x FOV (the full angle)
+	float GetFOVx() const;
+	void SetFOVx( float fov );
+
+	// Returns the focal distance in inches
+	float GetFocalDistance() const;
+
+	// Sets the focal distance in inches
+	void SetFocalDistance( const float &fFocalDistance );
+
+	// Returns the aperture size in inches
+	float GetAperture() const;
+
+	// Returns the shutter speed in seconds
+	float GetShutterSpeed() const;
+
+	// Returns the tone map scale
+	float GetToneMapScale() const;
+
+	// Returns the tone map scale
+	float GetBloomScale() const;
+
+	// Returns the view direction
+	void GetViewDirection( Vector *pDirection );
+
+	// Returns Depth of Field quality level
+	int GetDepthOfFieldQuality() const;
+
+	// Returns the Motion Blur quality level
+	int GetMotionBlurQuality() const;
+
+private:
+	// Loads the material system view matrix based on the transform
+	void LoadViewMatrix( bool bUseEngineCoordinateSystem );
+
+	// Loads the material system projection matrix based on the fov, etc.
+	void LoadProjectionMatrix( int nDisplayWidth, int nDisplayHeight );
+
+	// Sets the studiorender state
+	void LoadStudioRenderCameraState();
+
+	CDmaVar< float > m_fieldOfView;
+	CDmaVar< float > m_zNear;
+	CDmaVar< float > m_zFar;
+
+	CDmaVar< float > m_fFocalDistance;
+	CDmaVar< float > m_fAperture;
+	CDmaVar< float > m_fShutterSpeed;
+	CDmaVar< float > m_fToneMapScale;
+	CDmaVar< float > m_fBloomScale;
+
+	CDmaVar< int > m_nDoFQuality;
+	CDmaVar< int > m_nMotionBlurQuality;
+};
+
+
+#endif // DMECAMERA_H