ETextureParams.h

#ifndef ETextureParamsH
#define ETextureParamsH

#pragma pack(push,1)
struct ECORE_API STextureParams
{
	enum ETType
	{
		ttImage = 0,
		ttCubeMap,
		ttBumpMap,
		ttNormalMap,
		ttTerrain,
		ttForceU32 = u32(-1)
	};

	enum ETFormat
	{
		tfDXT1 = 0,
		tfADXT1,
		tfDXT3,
		tfDXT5,
		tf4444,
		tf1555,
		tf565,
		tfRGB,
		tfRGBA,
		tfNVHS,
		tfNVHU,
		tfA8,
		tfL8,
		tfA8L8,
		tfForceU32 = u32(-1)
	};

	enum ETBumpMode
	{
		tbmResereved = 0,
		tbmNone,
		tbmUse,
		tbmUseParallax,
		tbmForceU32 = u32(-1)
	};

	enum ETMaterial
	{
		tmOrenNayar_Blin = 0,
		tmBlin_Phong,
		tmPhong_Metal,
		tmMetal_OrenNayar,
		tmForceU32 = u32(-1)
	};

	enum
	{
		kMIPFilterAdvanced = 5,

		kMIPFilterPoint = 2,
		kMIPFilterBox = 0,
		kMIPFilterTriangle = 3,
		kMIPFilterQuadratic = 4,
		kMIPFilterCubic = 1,

		kMIPFilterCatrom = 6,
		kMIPFilterMitchell = 7,

		kMIPFilterGaussian = 8,
		kMIPFilterSinc = 9,
		kMIPFilterBessel = 10,

		kMIPFilterHanning = 11,
		kMIPFilterHamming = 12,
		kMIPFilterBlackman = 13,
		kMIPFilterKaiser = 14,
	};

	enum
	{
		flGenerateMipMaps = (1 << 0),
		flBinaryAlpha = (1 << 1),
		flAlphaBorder = (1 << 4),
		flColorBorder = (1 << 5),
		flFadeToColor = (1 << 6),
		flFadeToAlpha = (1 << 7),
		flDitherColor = (1 << 8),
		flDitherEachMIPLevel= (1 << 9),
		//		flGreyScale			= (1<<10),	// obsolette

		flDiffuseDetail = (1 << 23),
		flImplicitLighted = (1 << 24),
		flHasAlpha = (1 << 25),
		flBumpDetail = (1 << 26),

		flForceU32 = u32(-1)
	};

	// texture part
	ETFormat fmt;
	Flags32 flags;
	u32 border_color;
	u32 fade_color;
	u32 fade_amount;
	u8 fade_delay;
	u32 mip_filter;
	int width;
	int height;
	// detail ext
	shared_str detail_name;
	float detail_scale;
	ETType type;
	// material
	/*ETMaterial*/ u32 material;
	float material_weight;
	// bump	
	float bump_virtual_height;
	ETBumpMode bump_mode;
	shared_str bump_name;
	shared_str ext_normal_map_name;

	STextureParams()
	{
		Clear();
	}

	IC void destroy_shared_str(shared_str& object)
	{
		object.~shared_str();
	}

	IC void construct_shared_str(shared_str& object)
	{
		::new(&object) shared_str();
	}

	IC void Clear()
	{
		destroy_shared_str(detail_name);
		destroy_shared_str(bump_name);
		destroy_shared_str(ext_normal_map_name);

		ZeroMemory(this, sizeof(STextureParams));

		construct_shared_str(detail_name);
		construct_shared_str(bump_name);
		construct_shared_str(ext_normal_map_name);

		flags.set(flGenerateMipMaps | flDitherColor,TRUE);
		mip_filter = kMIPFilterBox;
		width = 0;
		height = 0;
		detail_scale = 1;
		bump_mode = tbmNone;
		material = tmBlin_Phong;
		bump_virtual_height = 0.05f;
	}

	IC BOOL HasAlpha()
	{
		// исходная текстура содержит альфа канал
		return flags.is(flHasAlpha);
	}

	IC BOOL HasAlphaChannel() // игровая текстура содержит альфа канал
	{
		switch (fmt)
		{
		case tfADXT1:
		case tfDXT3:
		case tfDXT5:
		case tf4444:
		case tf1555:
		case tfRGBA:
			return TRUE;
		default:
			return FALSE;
		}
	}

	void Load(IReader& F);
	void Save(IWriter& F);
#ifdef _EDITOR
	PropValue::TOnChange			OnTypeChangeEvent;
	void __stdcall	OnTypeChange	(PropValue* v);
    void 			FillProp		(LPCSTR base_name, PropItemVec& items, PropValue::TOnChange OnChangeEvent);
    LPCSTR 			FormatString	();
	u32 			MemoryUsage		(LPCSTR base_name);
    BOOL			similar			(STextureParams& tp1, xr_vector<AnsiString>& sel_params);
    
#endif
};
#pragma pack( pop )

struct xr_token;
extern xr_token tparam_token[];
extern xr_token tfmt_token[];
extern xr_token ttype_token[];

//----------------------------------------------------
#define THM_CHUNK_VERSION				0x0810
#define THM_CHUNK_DATA					0x0811
#define THM_CHUNK_TEXTUREPARAM			0x0812
#define THM_CHUNK_TYPE					0x0813
#define THM_CHUNK_TEXTURE_TYPE			0x0814
#define THM_CHUNK_DETAIL_EXT			0x0815
#define THM_CHUNK_MATERIAL				0x0816
#define THM_CHUNK_BUMP					0x0817
#define THM_CHUNK_EXT_NORMALMAP			0x0818
#define THM_CHUNK_FADE_DELAY			0x0819
//----------------------------------------------------
#define THUMB_WIDTH 	128
#define THUMB_HEIGHT 	128
#define THUMB_SIZE 		THUMB_HEIGHT*THUMB_WIDTH
//----------------------------------------------------
#endif /*_INCDEF_TextureParams_H_*/