Initial commit

Torque/SDK/engine/ts/tsLastDetail.h

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+//-----------------------------------------------------------------------------
+// Torque Game Engine
+// Copyright (C) GarageGames.com, Inc.
+//-----------------------------------------------------------------------------
+
+#ifndef _TSLASTDETAIL_H_
+#define _TSLASTDETAIL_H_
+
+#ifndef _MATHTYPES_H_
+#include "math/mathTypes.h"
+#endif
+#ifndef _MPOINT_H_
+#include "math/mPoint.h"
+#endif
+#ifndef _MMATRIX_H_
+#include "math/mMatrix.h"
+#endif
+#ifndef _TVECTOR_H_
+#include "core/tVector.h"
+#endif
+
+class TSShape;
+class TSShapeInstance;
+class GBitmap;
+class TextureHandle;
+
+/// This neat little class renders the object to a texture so that when the object
+/// is far away, it can be drawn as a billboard instead of a mesh.  This happens
+/// when the model is first loaded as to keep the realtime render as fast as possible.
+/// It also renders the model from a few different perspectives so that it would actually
+/// pass as a model instead of a silly old billboard.
+class TSLastDetail
+{
+   U32 mNumEquatorSteps; ///< number steps around the equator of the globe
+   U32 mNumPolarSteps;   ///< number of steps to go from equator to each polar region (0 means equator only)
+   F32 mPolarAngle;      ///< angle in radians of sub-polar regions
+   bool mIncludePoles;   ///< include poles in snapshot?
+
+   Point3F mCenter;
+
+   /// remember these values so we can save some work next time we render...
+   U32 mBitmapIndex;
+   F32 mRotY;
+
+   Vector<GBitmap*> mBitmaps;       ///< Rendered bitmaps
+   Vector<TextureHandle*> mTextures;///< Texture handles for those bitmaps
+
+   Point3F mPoints[4];   ///< always draw poly defined by these points...
+   static Point3F smNorms[4];
+   static Point2F smTVerts[4];
+
+   public:
+
+    /// This indicates that the TSLastDetail need neither clear nor set gl render states.
+   ///
+   /// If you're doing a more complex renderer this is a useful trick.
+   static bool smDirtyMode;
+
+   TSLastDetail(TSShapeInstance * shape, U32 numEquatorSteps, U32 numPolarSteps, F32 polarAngle, bool includePoles, S32 dl, S32 dim);
+   ~TSLastDetail();
+
+   void render(F32 alpha, bool drawFog);
+   void renderNoFog(F32 alpha);
+   void renderFog_Combine(F32 alpha);
+   void renderFog_MultiCombine(F32 alpha);
+   void chooseView(const MatrixF &, const Point3F & scale);
+};
+
+
+#endif // _TS_LAST_DETAIL
+
+