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engines/hpl1/engine/graphics/Material_BaseLight.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_MATERIAL_BASE_LIGHT_H
+#define HPL_MATERIAL_BASE_LIGHT_H
+
+#include "hpl1/engine/graphics/GPUProgram.h"
+#include "hpl1/engine/graphics/Material.h"
+#include "hpl1/engine/scene/Light3D.h"
+
+enum eBaseLightProgram {
+	eBaseLightProgram_Point1 = 0,
+	eBaseLightProgram_Point2 = 1,
+	eBaseLightProgram_Point3 = 2,
+	eBaseLightProgram_Spot1 = 3,
+	eBaseLightProgram_Spot2 = 4,
+	eBaseLightProgram_Spot3 = 5,
+	eBaseLightProgram_LastEnum = 6
+};
+
+namespace hpl {
+
+class cAmbProgramSetup : public iMaterialProgramSetup {
+public:
+	void Setup(iGpuProgram *apProgram, cRenderSettings *apRenderSettings);
+};
+
+class iMaterial_BaseLight : public iMaterial {
+public:
+	iMaterial_BaseLight(const tString &asLightVertexProgram,
+						const tString &asLightFragmentProgram,
+
+						const tString &asName, iLowLevelGraphics *apLowLevelGraphics,
+						cImageManager *apImageManager, cTextureManager *apTextureManager,
+						cRenderer2D *apRenderer, cGpuProgramManager *apProgramManager,
+						eMaterialPicture aPicture, cRenderer3D *apRenderer3D);
+
+	virtual ~iMaterial_BaseLight();
+
+	tTextureTypeList GetTextureTypes();
+
+	bool UsesType(eMaterialRenderType aType);
+
+	iGpuProgram *getGpuProgram(const eMaterialRenderType aType, const int alPass, iLight3D *apLight);
+	iMaterialProgramSetup *getGpuProgramSetup(const eMaterialRenderType aType, const int alPass, iLight3D *apLight);
+
+	bool VertexProgramUsesLight(eMaterialRenderType aType, int alPass, iLight3D *apLight);
+	bool VertexProgramUsesEye(eMaterialRenderType aType, int alPass, iLight3D *apLight);
+
+	eMaterialAlphaMode GetAlphaMode(eMaterialRenderType aType, int alPass, iLight3D *apLight);
+	eMaterialBlendMode GetBlendMode(eMaterialRenderType aType, int alPass, iLight3D *apLight);
+	eMaterialChannelMode GetChannelMode(eMaterialRenderType aType, int alPass, iLight3D *apLight);
+
+	iTexture *GetTexture(int alUnit, eMaterialRenderType aType, int alPass, iLight3D *apLight);
+	eMaterialBlendMode GetTextureBlend(int alUnit, eMaterialRenderType aType, int alPass, iLight3D *apLight);
+
+	int GetNumOfPasses(eMaterialRenderType aType, iLight3D *apLight);
+
+	//////////////////////////////////////////////////////////////////
+	// Old and worthless stuff, only used by 2D renderer
+	void Compile() {}
+	bool StartRendering(eMaterialRenderType aType, iCamera *apCam, iLight *pLight) { return false; }
+	void EndRendering(eMaterialRenderType aType) {}
+	tVtxBatchFlag GetBatchFlags(eMaterialRenderType aType) { return 0; }
+	bool NextPass(eMaterialRenderType aType) { return false; }
+	bool HasMultiplePasses(eMaterialRenderType aType) { return false; }
+	eMaterialType GetType(eMaterialRenderType aType) { return eMaterialType_Diffuse; }
+	void EditVertexes(eMaterialRenderType aType, iCamera *apCam, iLight *pLight,
+					  tVertexVec *apVtxVec, cVector3f *apTransform, unsigned int alIndexAdd) {}
+
+protected:
+	iTexture *mpNormalizationMap;
+	iTexture *mpSpotNegativeRejectMap;
+
+	bool mbUsesTwoPassSpot;
+
+	// properties to set
+	bool mbUseSpecular;
+	bool mbUseNormalMap;
+	bool mbUseColorSpecular;
+
+	iGpuProgram *_diffuseShader;
+	iGpuProgram *_ambientShader;
+
+	iGpuProgram *_shaders[eBaseLightProgram_LastEnum];
+};
+
+} // namespace hpl
+
+#endif // HPL_MATERIAL_BASE_LIGHT_H