2021-06-16 16:13:22 +03:00

410 lines
11 KiB
C++

#ifndef VTF_H
#define VTF_H
#ifdef _WIN32
#pragma once
#endif
#include "imageformat.h"
#include "platform.h"
#ifndef VTF_FILE_FORMAT_ONLY
class CUtlBuffer;
class Vector;
struct Rect_t;
class IFileSystem;
enum CompiledVtfFlags
{
TEXTUREFLAGS_POINTSAMPLE = 0x00000001,
TEXTUREFLAGS_TRILINEAR = 0x00000002,
TEXTUREFLAGS_CLAMPS = 0x00000004,
TEXTUREFLAGS_CLAMPT = 0x00000008,
TEXTUREFLAGS_ANISOTROPIC = 0x00000010,
TEXTUREFLAGS_HINT_DXT5 = 0x00000020,
TEXTUREFLAGS_SRGB = 0x00000040,
TEXTUREFLAGS_NORMAL = 0x00000080,
TEXTUREFLAGS_NOMIP = 0x00000100,
TEXTUREFLAGS_NOLOD = 0x00000200,
TEXTUREFLAGS_ALL_MIPS = 0x00000400,
TEXTUREFLAGS_PROCEDURAL = 0x00000800,
TEXTUREFLAGS_ONEBITALPHA = 0x00001000,
TEXTUREFLAGS_EIGHTBITALPHA = 0x00002000,
TEXTUREFLAGS_ENVMAP = 0x00004000,
TEXTUREFLAGS_RENDERTARGET = 0x00008000,
TEXTUREFLAGS_DEPTHRENDERTARGET = 0x00010000,
TEXTUREFLAGS_NODEBUGOVERRIDE = 0x00020000,
TEXTUREFLAGS_SINGLECOPY = 0x00040000,
TEXTUREFLAGS_STAGING_MEMORY = 0x00080000,
TEXTUREFLAGS_IMMEDIATE_CLEANUP = 0x00100000,
TEXTUREFLAGS_IGNORE_PICMIP = 0x00200000,
TEXTUREFLAGS_UNUSED_00400000 = 0x00400000,
TEXTUREFLAGS_NODEPTHBUFFER = 0x00800000,
TEXTUREFLAGS_UNUSED_01000000 = 0x01000000,
TEXTUREFLAGS_CLAMPU = 0x02000000,
TEXTUREFLAGS_VERTEXTEXTURE = 0x04000000,
TEXTUREFLAGS_SSBUMP = 0x08000000,
TEXTUREFLAGS_UNUSED_10000000 = 0x10000000,
TEXTUREFLAGS_BORDER = 0x20000000,
TEXTUREFLAGS_UNUSED_40000000 = 0x40000000,
TEXTUREFLAGS_UNUSED_80000000 = 0x80000000,
};
enum VersionedVtfFlags
{
VERSIONED_VTF_FLAGS_MASK_7_3 = ~0xD1780400,
};
struct VtfProcessingOptions
{
uint32 cbSize;
enum Flags0
{
OPT_DECAY_R = 0x00000001,
OPT_DECAY_G = 0x00000002,
OPT_DECAY_B = 0x00000004,
OPT_DECAY_A = 0x00000008,
OPT_DECAY_EXP_R = 0x00000010,
OPT_DECAY_EXP_G = 0x00000020,
OPT_DECAY_EXP_B = 0x00000040,
OPT_DECAY_EXP_A = 0x00000080,
OPT_NOCOMPRESS = 0x00000100,
OPT_NORMAL_DUDV = 0x00000200,
OPT_FILTER_NICE = 0x00000400,
OPT_SET_ALPHA_ONEOVERMIP = 0x00001000,
OPT_PREMULT_COLOR_ONEOVERMIP = 0x00002000,
OPT_MIP_ALPHATEST = 0x00004000,
};
uint32 flags0;
uint8 clrDecayGoal[4];
uint8 numNotDecayMips[4];
float fDecayExponentBase[4];
};
enum CubeMapFaceIndex_t
{
CUBEMAP_FACE_RIGHT = 0,
CUBEMAP_FACE_LEFT,
CUBEMAP_FACE_BACK,
CUBEMAP_FACE_FRONT,
CUBEMAP_FACE_UP,
CUBEMAP_FACE_DOWN,
CUBEMAP_FACE_SPHEREMAP,
CUBEMAP_FACE_COUNT
};
enum LookDir_t
{
LOOK_DOWN_X = 0,
LOOK_DOWN_NEGX,
LOOK_DOWN_Y,
LOOK_DOWN_NEGY,
LOOK_DOWN_Z,
LOOK_DOWN_NEGZ,
};
#define IMAGE_FORMAT_DEFAULT ((ImageFormat)-2)
class IVTFTexture
{
public:
virtual ~IVTFTexture() {}
virtual bool Init(int nWidth, int nHeight, int nDepth, ImageFormat fmt, int nFlags, int iFrameCount, int nForceMipCount = -1) = 0;
virtual void SetBumpScale(float flScale) = 0;
virtual void SetReflectivity(const Vector& vecReflectivity) = 0;
virtual void InitLowResImage(int nWidth, int nHeight, ImageFormat fmt) = 0;
virtual void* SetResourceData(uint32 eType, void const* pData, size_t nDataSize) = 0;
virtual void* GetResourceData(uint32 eType, size_t* pDataSize) const = 0;
virtual bool HasResourceEntry(uint32 eType) const = 0;
virtual unsigned int GetResourceTypes(uint32* arrTypesBuffer, int numTypesBufferElems) const = 0;
virtual bool Unserialize(CUtlBuffer& buf, bool bHeaderOnly = false, int nSkipMipLevels = 0) = 0;
virtual bool Serialize(CUtlBuffer& buf) = 0;
virtual void LowResFileInfo(int* pStartLocation, int* pSizeInBytes) const = 0;
virtual void ImageFileInfo(int nFrame, int nFace, int nMip, int* pStartLocation, int* pSizeInBytes) const = 0;
virtual int FileSize(int nMipSkipCount = 0) const = 0;
virtual int Width() const = 0;
virtual int Height() const = 0;
virtual int Depth() const = 0;
virtual int MipCount() const = 0;
virtual int RowSizeInBytes(int nMipLevel) const = 0;
virtual int FaceSizeInBytes(int nMipLevel) const = 0;
virtual ImageFormat Format() const = 0;
virtual int FaceCount() const = 0;
virtual int FrameCount() const = 0;
virtual int Flags() const = 0;
virtual float BumpScale() const = 0;
virtual int LowResWidth() const = 0;
virtual int LowResHeight() const = 0;
virtual ImageFormat LowResFormat() const = 0;
virtual const Vector& Reflectivity() const = 0;
virtual bool IsCubeMap() const = 0;
virtual bool IsNormalMap() const = 0;
virtual bool IsVolumeTexture() const = 0;
virtual void ComputeMipLevelDimensions(int iMipLevel, int* pMipWidth, int* pMipHeight, int* pMipDepth) const = 0;
virtual int ComputeMipSize(int iMipLevel) const = 0;
virtual void ComputeMipLevelSubRect(Rect_t* pSrcRect, int nMipLevel, Rect_t* pSubRect) const = 0;
virtual int ComputeFaceSize(int iStartingMipLevel = 0) const = 0;
virtual int ComputeTotalSize() const = 0;
virtual unsigned char* ImageData() = 0;
virtual unsigned char* ImageData(int iFrame, int iFace, int iMipLevel) = 0;
virtual unsigned char* ImageData(int iFrame, int iFace, int iMipLevel, int x, int y, int z = 0) = 0;
virtual unsigned char* LowResImageData() = 0;
virtual void ConvertImageFormat(ImageFormat fmt, bool bNormalToDUDV) = 0;
virtual void GenerateSpheremap(LookDir_t lookDir = LOOK_DOWN_Z) = 0;
virtual void GenerateHemisphereMap(unsigned char* pSphereMapBitsRGBA, int targetWidth,
int targetHeight, LookDir_t lookDir, int iFrame) = 0;
virtual void FixCubemapFaceOrientation() = 0;
virtual void GenerateMipmaps() = 0;
virtual void PutOneOverMipLevelInAlpha() = 0;
virtual void ComputeReflectivity() = 0;
virtual void ComputeAlphaFlags() = 0;
virtual bool ConstructLowResImage() = 0;
virtual void PostProcess(bool bGenerateSpheremap, LookDir_t lookDir = LOOK_DOWN_Z, bool bAllowFixCubemapOrientation = true) = 0;
virtual void MatchCubeMapBorders(int iStage, ImageFormat finalFormat, bool bSkybox) = 0;
virtual void SetAlphaTestThreshholds(float flBase, float flHighFreq) = 0;
#if defined( _X360 )
virtual int UpdateOrCreate(const char* pFilename, const char* pPathID = NULL, bool bForce = false) = 0;
virtual bool UnserializeFromBuffer(CUtlBuffer& buf, bool bBufferIsVolatile, bool bHeaderOnly, bool bPreloadOnly, int nMipSkipCount) = 0;
virtual int FileSize(bool bPreloadOnly, int nMipSkipCount) const = 0;
virtual int MappingWidth() const = 0;
virtual int MappingHeight() const = 0;
virtual int MappingDepth() const = 0;
virtual int MipSkipCount() const = 0;
virtual bool IsPreTiled() const = 0;
virtual unsigned char* LowResImageSample() = 0;
virtual void ReleaseImageMemory() = 0;
#endif
virtual void SetPostProcessingSettings(VtfProcessingOptions const* pOptions) = 0;
};
IVTFTexture* CreateVTFTexture();
void DestroyVTFTexture(IVTFTexture* pTexture);
int VTFFileHeaderSize(int nMajorVersion = -1, int nMinorVersion = -1);
typedef bool (*CompressFunc_t)(CUtlBuffer& inputBuffer, CUtlBuffer& outputBuffer);
bool ConvertVTFTo360Format(const char* pDebugName, CUtlBuffer& sourceBuf, CUtlBuffer& targetBuf, CompressFunc_t pCompressFunc);
bool GetVTFPreload360Data(const char* pDebugName, CUtlBuffer& fileBufferIn, CUtlBuffer& preloadBufferOut);
#include "vector.h"
#endif
#include "datamap.h"
#pragma pack(1)
#define VTF_MAJOR_VERSION 7
#define VTF_MINOR_VERSION 4
struct VTFFileBaseHeader_t
{
DECLARE_BYTESWAP_DATADESC();
char fileTypeString[4];
int version[2];
int headerSize;
};
struct VTFFileHeaderV7_1_t : public VTFFileBaseHeader_t
{
DECLARE_BYTESWAP_DATADESC();
unsigned short width;
unsigned short height;
unsigned int flags;
unsigned short numFrames;
unsigned short startFrame;
#if !defined( POSIX ) && !defined( _X360 )
VectorAligned reflectivity;
#else
char pad1[4];
Vector reflectivity;
char pad2[4];
#endif
float bumpScale;
ImageFormat imageFormat;
unsigned char numMipLevels;
ImageFormat lowResImageFormat;
unsigned char lowResImageWidth;
unsigned char lowResImageHeight;
};
struct VTFFileHeaderV7_2_t : public VTFFileHeaderV7_1_t
{
DECLARE_BYTESWAP_DATADESC();
unsigned short depth;
};
#define BYTE_POS( byteVal, shft ) uint32( uint32(uint8(byteVal)) << uint8(shft * 8) )
#if !defined( _X360 )
#define MK_VTF_RSRC_ID(a, b, c) uint32( BYTE_POS(a, 0) | BYTE_POS(b, 1) | BYTE_POS(c, 2) )
#define MK_VTF_RSRCF(d) BYTE_POS(d, 3)
#else
#define MK_VTF_RSRC_ID(a, b, c) uint32( BYTE_POS(a, 3) | BYTE_POS(b, 2) | BYTE_POS(c, 1) )
#define MK_VTF_RSRCF(d) BYTE_POS(d, 0)
#endif
enum ResourceEntryType
{
VTF_LEGACY_RSRC_LOW_RES_IMAGE = MK_VTF_RSRC_ID(0x01, 0, 0),
VTF_LEGACY_RSRC_IMAGE = MK_VTF_RSRC_ID(0x30, 0, 0),
VTF_RSRC_SHEET = MK_VTF_RSRC_ID(0x10, 0, 0),
};
enum ResourceEntryTypeFlag
{
RSRCF_HAS_NO_DATA_CHUNK = MK_VTF_RSRCF(0x02),
RSRCF_MASK = MK_VTF_RSRCF(0xFF)
};
enum HeaderDetails
{
MAX_RSRC_DICTIONARY_ENTRIES = 32,
MAX_X360_RSRC_DICTIONARY_ENTRIES = 4,
};
struct ResourceEntryInfo
{
union
{
unsigned int eType;
unsigned char chTypeBytes[4];
};
unsigned int resData;
};
struct VTFFileHeaderV7_3_t : public VTFFileHeaderV7_2_t
{
DECLARE_BYTESWAP_DATADESC();
char pad4[3];
unsigned int numResources;
#if defined( _X360 ) || defined( POSIX )
char pad5[8];
#endif
};
struct VTFFileHeader_t : public VTFFileHeaderV7_3_t
{
DECLARE_BYTESWAP_DATADESC();
};
#define VTF_X360_MAJOR_VERSION 0x0360
#define VTF_X360_MINOR_VERSION 8
struct VTFFileHeaderX360_t : public VTFFileBaseHeader_t
{
DECLARE_BYTESWAP_DATADESC();
unsigned int flags;
unsigned short width;
unsigned short height;
unsigned short depth;
unsigned short numFrames;
unsigned short preloadDataSize;
unsigned char mipSkipCount;
unsigned char numResources;
Vector reflectivity;
float bumpScale;
ImageFormat imageFormat;
unsigned char lowResImageSample[4];
unsigned int compressedSize;
};
#define VTF_RSRC_TEXTURE_LOD_SETTINGS ( MK_VTF_RSRC_ID( 'L','O','D' ) )
struct TextureLODControlSettings_t
{
uint8 m_ResolutionClampX;
uint8 m_ResolutionClampY;
uint8 m_ResolutionClampX_360;
uint8 m_ResolutionClampY_360;
};
#define VTF_RSRC_TEXTURE_SETTINGS_EX ( MK_VTF_RSRC_ID( 'T','S','0' ) )
struct TextureSettingsEx_t
{
enum Flags0
{
UNUSED = 0x01,
};
uint8 m_flags0;
uint8 m_flags1;
uint8 m_flags2;
uint8 m_flags3;
};
#define VTF_RSRC_TEXTURE_CRC ( MK_VTF_RSRC_ID( 'C','R','C' ) )
#pragma pack()
#endif