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engines/hpl1/engine/graphics/Beam.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/*
+ * Copyright (C) 2006-2010 - Frictional Games
+ *
+ * This file is part of HPL1 Engine.
+ */
+
+#ifndef HPL_BEAM_H
+#define HPL_BEAM_H
+
+#include "RenderList.h"
+#include "hpl1/engine/graphics/GraphicsTypes.h"
+#include "hpl1/engine/graphics/Renderable.h"
+#include "hpl1/engine/math/MathTypes.h"
+#include "hpl1/engine/scene/Entity3D.h"
+#include "hpl1/engine/system/SystemTypes.h"
+
+namespace hpl {
+
+class cMaterialManager;
+class cResources;
+class cGraphics;
+class cFileSearcher;
+class iLowLevelGraphics;
+class iMaterial;
+class iVertexBuffer;
+
+//------------------------------------------
+
+class cBeam;
+class cBeamEnd : public iEntity3D {
+	friend class cBeam;
+	friend class cBeamEnd_UpdateCallback;
+
+public:
+	cBeamEnd(const tString asName, cBeam *apBeam) : iEntity3D(asName),
+													mColor(1, 1), mpBeam(apBeam) {}
+
+	void SetColor(const cColor &aColor);
+	const cColor &GetColor() { return mColor; }
+
+	/////////////////////////////////
+	// Entity implementation
+	tString GetEntityType() { return "BeamEnd"; }
+
+private:
+	cColor mColor;
+	cBeam *mpBeam;
+};
+
+//------------------------------------------
+
+class cBeamEnd_UpdateCallback : public iEntityCallback {
+public:
+	void OnTransformUpdate(iEntity3D *apEntity);
+};
+
+//------------------------------------------
+
+class cBeam : public iRenderable {
+	typedef iRenderable super;
+	friend class cBeamEnd;
+
+public:
+	cBeam(const tString asName, cResources *apResources, cGraphics *apGraphics);
+	~cBeam();
+
+	void SetMaterial(iMaterial *apMaterial);
+
+	const tString &GetFileName() { return msFileName; }
+
+	/**
+	 * Set the size. X= the thickness of the line, width of texture used. Y = the length that one texture height takes.
+	 * \param avSize
+	 */
+	void SetSize(const cVector2f &avSize);
+	cVector2f GetSize() { return mvSize; }
+
+	void SetColor(const cColor &aColor);
+	const cColor &GetColor() { return mColor; }
+
+	void SetTileHeight(bool abX);
+	bool GetTileHeight() { return mbTileHeight; }
+
+	void SetMultiplyAlphaWithColor(bool abX);
+	bool GetMultiplyAlphaWithColor() { return mbMultiplyAlphaWithColor; }
+
+	cBeamEnd *GetEnd() { return mpEnd; }
+
+	bool LoadXMLProperties(const tString asFile);
+
+	cVector3f GetAxis() { return mvAxis; }
+	cVector3f GetMidPosition() { return mvMidPosition; }
+
+	/////////////////////////////////
+	// Entity implementation
+	tString GetEntityType() { return "Beam"; }
+
+	bool IsVisible();
+	void SetVisible(bool abVisible) { SetRendered(abVisible); }
+
+	// Renderable implementations
+	iMaterial *GetMaterial() { return mpMaterial; }
+	iVertexBuffer *GetVertexBuffer() { return mpVtxBuffer; }
+
+	void UpdateGraphics(cCamera3D *apCamera, float afFrameTime, cRenderList *apRenderList);
+
+	bool IsShadowCaster() { return false; }
+
+	cBoundingVolume *GetBoundingVolume();
+
+	cMatrixf *GetModelMatrix(cCamera3D *apCamera);
+
+	int GetMatrixUpdateCount();
+
+	eRenderableType GetRenderType() { return eRenderableType_ParticleSystem; }
+
+private:
+	cMaterialManager *mpMaterialManager;
+	cFileSearcher *mpFileSearcher;
+	iLowLevelGraphics *mpLowLevelGraphics;
+
+	iMaterial *mpMaterial;
+	iVertexBuffer *mpVtxBuffer;
+
+	cBeamEnd *mpEnd;
+
+	tString msFileName;
+
+	int mlStartTransformCount;
+	int mlEndTransformCount;
+
+	cMatrixf m_mtxTempTransform;
+
+	int mlLastRenderCount;
+
+	cBeamEnd_UpdateCallback mEndCallback;
+
+	cVector2f mvSize;
+
+	cVector3f mvAxis;
+	cVector3f mvMidPosition;
+
+	bool mbTileHeight;
+	bool mbMultiplyAlphaWithColor;
+
+	cColor mColor;
+};
+
+} // namespace hpl
+
+#endif // HPL_BEAM_H