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d3dx9mesh.h
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d3dx9mesh.h
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//////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) Microsoft Corporation. All Rights Reserved.
//
// File: d3dx9mesh.h
// Content: D3DX mesh types and functions
//
//////////////////////////////////////////////////////////////////////////////
#include "d3dx9.h"
#ifndef __D3DX9MESH_H__
#define __D3DX9MESH_H__
// {7ED943DD-52E8-40b5-A8D8-76685C406330}
DEFINE_GUID(IID_ID3DXBaseMesh,
0x7ed943dd, 0x52e8, 0x40b5, 0xa8, 0xd8, 0x76, 0x68, 0x5c, 0x40, 0x63, 0x30);
// {4020E5C2-1403-4929-883F-E2E849FAC195}
DEFINE_GUID(IID_ID3DXMesh,
0x4020e5c2, 0x1403, 0x4929, 0x88, 0x3f, 0xe2, 0xe8, 0x49, 0xfa, 0xc1, 0x95);
// {8875769A-D579-4088-AAEB-534D1AD84E96}
DEFINE_GUID(IID_ID3DXPMesh,
0x8875769a, 0xd579, 0x4088, 0xaa, 0xeb, 0x53, 0x4d, 0x1a, 0xd8, 0x4e, 0x96);
// {667EA4C7-F1CD-4386-B523-7C0290B83CC5}
DEFINE_GUID(IID_ID3DXSPMesh,
0x667ea4c7, 0xf1cd, 0x4386, 0xb5, 0x23, 0x7c, 0x2, 0x90, 0xb8, 0x3c, 0xc5);
// {11EAA540-F9A6-4d49-AE6A-E19221F70CC4}
DEFINE_GUID(IID_ID3DXSkinInfo,
0x11eaa540, 0xf9a6, 0x4d49, 0xae, 0x6a, 0xe1, 0x92, 0x21, 0xf7, 0xc, 0xc4);
// {3CE6CC22-DBF2-44f4-894D-F9C34A337139}
DEFINE_GUID(IID_ID3DXPatchMesh,
0x3ce6cc22, 0xdbf2, 0x44f4, 0x89, 0x4d, 0xf9, 0xc3, 0x4a, 0x33, 0x71, 0x39);
//patch mesh can be quads or tris
typedef enum _D3DXPATCHMESHTYPE {
D3DXPATCHMESH_RECT = 0x001,
D3DXPATCHMESH_TRI = 0x002,
D3DXPATCHMESH_NPATCH = 0x003,
D3DXPATCHMESH_FORCE_DWORD = 0x7fffffff, /* force 32-bit size enum */
} D3DXPATCHMESHTYPE;
// Mesh options - lower 3 bytes only, upper byte used by _D3DXMESHOPT option flags
enum _D3DXMESH {
D3DXMESH_32BIT = 0x001, // If set, then use 32 bit indices, if not set use 16 bit indices.
D3DXMESH_DONOTCLIP = 0x002, // Use D3DUSAGE_DONOTCLIP for VB & IB.
D3DXMESH_POINTS = 0x004, // Use D3DUSAGE_POINTS for VB & IB.
D3DXMESH_RTPATCHES = 0x008, // Use D3DUSAGE_RTPATCHES for VB & IB.
D3DXMESH_NPATCHES = 0x4000,// Use D3DUSAGE_NPATCHES for VB & IB.
D3DXMESH_VB_SYSTEMMEM = 0x010, // Use D3DPOOL_SYSTEMMEM for VB. Overrides D3DXMESH_MANAGEDVERTEXBUFFER
D3DXMESH_VB_MANAGED = 0x020, // Use D3DPOOL_MANAGED for VB.
D3DXMESH_VB_WRITEONLY = 0x040, // Use D3DUSAGE_WRITEONLY for VB.
D3DXMESH_VB_DYNAMIC = 0x080, // Use D3DUSAGE_DYNAMIC for VB.
D3DXMESH_VB_SOFTWAREPROCESSING = 0x8000, // Use D3DUSAGE_SOFTWAREPROCESSING for VB.
D3DXMESH_IB_SYSTEMMEM = 0x100, // Use D3DPOOL_SYSTEMMEM for IB. Overrides D3DXMESH_MANAGEDINDEXBUFFER
D3DXMESH_IB_MANAGED = 0x200, // Use D3DPOOL_MANAGED for IB.
D3DXMESH_IB_WRITEONLY = 0x400, // Use D3DUSAGE_WRITEONLY for IB.
D3DXMESH_IB_DYNAMIC = 0x800, // Use D3DUSAGE_DYNAMIC for IB.
D3DXMESH_IB_SOFTWAREPROCESSING= 0x10000, // Use D3DUSAGE_SOFTWAREPROCESSING for IB.
D3DXMESH_VB_SHARE = 0x1000, // Valid for Clone* calls only, forces cloned mesh/pmesh to share vertex buffer
D3DXMESH_USEHWONLY = 0x2000, // Valid for ID3DXSkinInfo::ConvertToBlendedMesh
// Helper options
D3DXMESH_SYSTEMMEM = 0x110, // D3DXMESH_VB_SYSTEMMEM | D3DXMESH_IB_SYSTEMMEM
D3DXMESH_MANAGED = 0x220, // D3DXMESH_VB_MANAGED | D3DXMESH_IB_MANAGED
D3DXMESH_WRITEONLY = 0x440, // D3DXMESH_VB_WRITEONLY | D3DXMESH_IB_WRITEONLY
D3DXMESH_DYNAMIC = 0x880, // D3DXMESH_VB_DYNAMIC | D3DXMESH_IB_DYNAMIC
D3DXMESH_SOFTWAREPROCESSING = 0x18000, // D3DXMESH_VB_SOFTWAREPROCESSING | D3DXMESH_IB_SOFTWAREPROCESSING
};
//patch mesh options
enum _D3DXPATCHMESH {
D3DXPATCHMESH_DEFAULT = 000,
};
// option field values for specifying min value in D3DXGeneratePMesh and D3DXSimplifyMesh
enum _D3DXMESHSIMP
{
D3DXMESHSIMP_VERTEX = 0x1,
D3DXMESHSIMP_FACE = 0x2,
};
typedef enum _D3DXCLEANTYPE {
D3DXCLEAN_BACKFACING = 0x00000001,
D3DXCLEAN_BOWTIES = 0x00000002,
// Helper options
D3DXCLEAN_SKINNING = D3DXCLEAN_BACKFACING, // Bowtie cleaning modifies geometry and breaks skinning
D3DXCLEAN_OPTIMIZATION = D3DXCLEAN_BACKFACING,
D3DXCLEAN_SIMPLIFICATION= D3DXCLEAN_BACKFACING | D3DXCLEAN_BOWTIES,
} D3DXCLEANTYPE;
enum _MAX_FVF_DECL_SIZE
{
MAX_FVF_DECL_SIZE = MAXD3DDECLLENGTH + 1 // +1 for END
};
typedef enum _D3DXTANGENT
{
D3DXTANGENT_WRAP_U = 0x01,
D3DXTANGENT_WRAP_V = 0x02,
D3DXTANGENT_WRAP_UV = 0x03,
D3DXTANGENT_DONT_NORMALIZE_PARTIALS = 0x04,
D3DXTANGENT_DONT_ORTHOGONALIZE = 0x08,
D3DXTANGENT_ORTHOGONALIZE_FROM_V = 0x010,
D3DXTANGENT_ORTHOGONALIZE_FROM_U = 0x020,
D3DXTANGENT_WEIGHT_BY_AREA = 0x040,
D3DXTANGENT_WEIGHT_EQUAL = 0x080,
D3DXTANGENT_WIND_CW = 0x0100,
D3DXTANGENT_CALCULATE_NORMALS = 0x0200,
D3DXTANGENT_GENERATE_IN_PLACE = 0x0400,
} D3DXTANGENT;
// D3DXIMT_WRAP_U means the texture wraps in the U direction
// D3DXIMT_WRAP_V means the texture wraps in the V direction
// D3DXIMT_WRAP_UV means the texture wraps in both directions
typedef enum _D3DXIMT
{
D3DXIMT_WRAP_U = 0x01,
D3DXIMT_WRAP_V = 0x02,
D3DXIMT_WRAP_UV = 0x03,
} D3DXIMT;
// These options are only valid for UVAtlasCreate and UVAtlasPartition, we may add more for UVAtlasPack if necessary
// D3DXUVATLAS_DEFAULT - Meshes with more than 25k faces go through fast, meshes with fewer than 25k faces go through quality
// D3DXUVATLAS_GEODESIC_FAST - Uses approximations to improve charting speed at the cost of added stretch or more charts.
// D3DXUVATLAS_GEODESIC_QUALITY - Provides better quality charts, but requires more time and memory than fast.
typedef enum _D3DXUVATLAS
{
D3DXUVATLAS_DEFAULT = 0x00,
D3DXUVATLAS_GEODESIC_FAST = 0x01,
D3DXUVATLAS_GEODESIC_QUALITY = 0x02,
} D3DXUVATLAS;
typedef struct ID3DXBaseMesh *LPD3DXBASEMESH;
typedef struct ID3DXMesh *LPD3DXMESH;
typedef struct ID3DXPMesh *LPD3DXPMESH;
typedef struct ID3DXSPMesh *LPD3DXSPMESH;
typedef struct ID3DXSkinInfo *LPD3DXSKININFO;
typedef struct ID3DXPatchMesh *LPD3DXPATCHMESH;
typedef interface ID3DXTextureGutterHelper *LPD3DXTEXTUREGUTTERHELPER;
typedef interface ID3DXPRTBuffer *LPD3DXPRTBUFFER;
typedef struct _D3DXATTRIBUTERANGE
{
DWORD AttribId;
DWORD FaceStart;
DWORD FaceCount;
DWORD VertexStart;
DWORD VertexCount;
} D3DXATTRIBUTERANGE;
typedef D3DXATTRIBUTERANGE* LPD3DXATTRIBUTERANGE;
typedef struct _D3DXMATERIAL
{
D3DMATERIAL9 MatD3D;
LPSTR pTextureFilename;
} D3DXMATERIAL;
typedef D3DXMATERIAL *LPD3DXMATERIAL;
typedef enum _D3DXEFFECTDEFAULTTYPE
{
D3DXEDT_STRING = 0x1, // pValue points to a null terminated ASCII string
D3DXEDT_FLOATS = 0x2, // pValue points to an array of floats - number of floats is NumBytes / sizeof(float)
D3DXEDT_DWORD = 0x3, // pValue points to a DWORD
D3DXEDT_FORCEDWORD = 0x7fffffff
} D3DXEFFECTDEFAULTTYPE;
typedef struct _D3DXEFFECTDEFAULT
{
LPSTR pParamName;
D3DXEFFECTDEFAULTTYPE Type; // type of the data pointed to by pValue
DWORD NumBytes; // size in bytes of the data pointed to by pValue
LPVOID pValue; // data for the default of the effect
} D3DXEFFECTDEFAULT, *LPD3DXEFFECTDEFAULT;
typedef struct _D3DXEFFECTINSTANCE
{
LPSTR pEffectFilename;
DWORD NumDefaults;
LPD3DXEFFECTDEFAULT pDefaults;
} D3DXEFFECTINSTANCE, *LPD3DXEFFECTINSTANCE;
typedef struct _D3DXATTRIBUTEWEIGHTS
{
FLOAT Position;
FLOAT Boundary;
FLOAT Normal;
FLOAT Diffuse;
FLOAT Specular;
FLOAT Texcoord[8];
FLOAT Tangent;
FLOAT Binormal;
} D3DXATTRIBUTEWEIGHTS, *LPD3DXATTRIBUTEWEIGHTS;
enum _D3DXWELDEPSILONSFLAGS
{
D3DXWELDEPSILONS_WELDALL = 0x1, // weld all vertices marked by adjacency as being overlapping
D3DXWELDEPSILONS_WELDPARTIALMATCHES = 0x2, // if a given vertex component is within epsilon, modify partial matched
// vertices so that both components identical AND if all components "equal"
// remove one of the vertices
D3DXWELDEPSILONS_DONOTREMOVEVERTICES = 0x4, // instructs weld to only allow modifications to vertices and not removal
// ONLY valid if D3DXWELDEPSILONS_WELDPARTIALMATCHES is set
// useful to modify vertices to be equal, but not allow vertices to be removed
D3DXWELDEPSILONS_DONOTSPLIT = 0x8, // instructs weld to specify the D3DXMESHOPT_DONOTSPLIT flag when doing an Optimize(ATTR_SORT)
// if this flag is not set, all vertices that are in separate attribute groups
// will remain split and not welded. Setting this flag can slow down software vertex processing
};
typedef struct _D3DXWELDEPSILONS
{
FLOAT Position; // NOTE: This does NOT replace the epsilon in GenerateAdjacency
// in general, it should be the same value or greater than the one passed to GeneratedAdjacency
FLOAT BlendWeights;
FLOAT Normal;
FLOAT PSize;
FLOAT Specular;
FLOAT Diffuse;
FLOAT Texcoord[8];
FLOAT Tangent;
FLOAT Binormal;
FLOAT TessFactor;
} D3DXWELDEPSILONS;
typedef D3DXWELDEPSILONS* LPD3DXWELDEPSILONS;
#undef INTERFACE
#define INTERFACE ID3DXBaseMesh
DECLARE_INTERFACE_(ID3DXBaseMesh, IUnknown)
{
// IUnknown
STDMETHOD(QueryInterface)(THIS_ REFIID iid, LPVOID *ppv) PURE;
STDMETHOD_(ULONG, AddRef)(THIS) PURE;
STDMETHOD_(ULONG, Release)(THIS) PURE;
// ID3DXBaseMesh
STDMETHOD(DrawSubset)(THIS_ DWORD AttribId) PURE;
STDMETHOD_(DWORD, GetNumFaces)(THIS) PURE;
STDMETHOD_(DWORD, GetNumVertices)(THIS) PURE;
STDMETHOD_(DWORD, GetFVF)(THIS) PURE;
STDMETHOD(GetDeclaration)(THIS_ D3DVERTEXELEMENT9 Declaration[MAX_FVF_DECL_SIZE]) PURE;
STDMETHOD_(DWORD, GetNumBytesPerVertex)(THIS) PURE;
STDMETHOD_(DWORD, GetOptions)(THIS) PURE;
STDMETHOD(GetDevice)(THIS_ LPDIRECT3DDEVICE9* ppDevice) PURE;
STDMETHOD(CloneMeshFVF)(THIS_ DWORD Options,
DWORD FVF, LPDIRECT3DDEVICE9 pD3DDevice, LPD3DXMESH* ppCloneMesh) PURE;
STDMETHOD(CloneMesh)(THIS_ DWORD Options,
CONST D3DVERTEXELEMENT9 *pDeclaration, LPDIRECT3DDEVICE9 pD3DDevice, LPD3DXMESH* ppCloneMesh) PURE;
STDMETHOD(GetVertexBuffer)(THIS_ LPDIRECT3DVERTEXBUFFER9* ppVB) PURE;
STDMETHOD(GetIndexBuffer)(THIS_ LPDIRECT3DINDEXBUFFER9* ppIB) PURE;
STDMETHOD(LockVertexBuffer)(THIS_ DWORD Flags, LPVOID *ppData) PURE;
STDMETHOD(UnlockVertexBuffer)(THIS) PURE;
STDMETHOD(LockIndexBuffer)(THIS_ DWORD Flags, LPVOID *ppData) PURE;
STDMETHOD(UnlockIndexBuffer)(THIS) PURE;
STDMETHOD(GetAttributeTable)(
THIS_ D3DXATTRIBUTERANGE *pAttribTable, DWORD* pAttribTableSize) PURE;
STDMETHOD(ConvertPointRepsToAdjacency)(THIS_ CONST DWORD* pPRep, DWORD* pAdjacency) PURE;
STDMETHOD(ConvertAdjacencyToPointReps)(THIS_ CONST DWORD* pAdjacency, DWORD* pPRep) PURE;
STDMETHOD(GenerateAdjacency)(THIS_ FLOAT Epsilon, DWORD* pAdjacency) PURE;
STDMETHOD(UpdateSemantics)(THIS_ D3DVERTEXELEMENT9 Declaration[MAX_FVF_DECL_SIZE]) PURE;
};
#undef INTERFACE
#define INTERFACE ID3DXMesh
DECLARE_INTERFACE_(ID3DXMesh, ID3DXBaseMesh)
{
// IUnknown
STDMETHOD(QueryInterface)(THIS_ REFIID iid, LPVOID *ppv) PURE;
STDMETHOD_(ULONG, AddRef)(THIS) PURE;
STDMETHOD_(ULONG, Release)(THIS) PURE;
// ID3DXBaseMesh
STDMETHOD(DrawSubset)(THIS_ DWORD AttribId) PURE;
STDMETHOD_(DWORD, GetNumFaces)(THIS) PURE;
STDMETHOD_(DWORD, GetNumVertices)(THIS) PURE;
STDMETHOD_(DWORD, GetFVF)(THIS) PURE;
STDMETHOD(GetDeclaration)(THIS_ D3DVERTEXELEMENT9 Declaration[MAX_FVF_DECL_SIZE]) PURE;
STDMETHOD_(DWORD, GetNumBytesPerVertex)(THIS) PURE;
STDMETHOD_(DWORD, GetOptions)(THIS) PURE;
STDMETHOD(GetDevice)(THIS_ LPDIRECT3DDEVICE9* ppDevice) PURE;
STDMETHOD(CloneMeshFVF)(THIS_ DWORD Options,
DWORD FVF, LPDIRECT3DDEVICE9 pD3DDevice, LPD3DXMESH* ppCloneMesh) PURE;
STDMETHOD(CloneMesh)(THIS_ DWORD Options,
CONST D3DVERTEXELEMENT9 *pDeclaration, LPDIRECT3DDEVICE9 pD3DDevice, LPD3DXMESH* ppCloneMesh) PURE;
STDMETHOD(GetVertexBuffer)(THIS_ LPDIRECT3DVERTEXBUFFER9* ppVB) PURE;
STDMETHOD(GetIndexBuffer)(THIS_ LPDIRECT3DINDEXBUFFER9* ppIB) PURE;
STDMETHOD(LockVertexBuffer)(THIS_ DWORD Flags, LPVOID *ppData) PURE;
STDMETHOD(UnlockVertexBuffer)(THIS) PURE;
STDMETHOD(LockIndexBuffer)(THIS_ DWORD Flags, LPVOID *ppData) PURE;
STDMETHOD(UnlockIndexBuffer)(THIS) PURE;
STDMETHOD(GetAttributeTable)(
THIS_ D3DXATTRIBUTERANGE *pAttribTable, DWORD* pAttribTableSize) PURE;
STDMETHOD(ConvertPointRepsToAdjacency)(THIS_ CONST DWORD* pPRep, DWORD* pAdjacency) PURE;
STDMETHOD(ConvertAdjacencyToPointReps)(THIS_ CONST DWORD* pAdjacency, DWORD* pPRep) PURE;
STDMETHOD(GenerateAdjacency)(THIS_ FLOAT Epsilon, DWORD* pAdjacency) PURE;
STDMETHOD(UpdateSemantics)(THIS_ D3DVERTEXELEMENT9 Declaration[MAX_FVF_DECL_SIZE]) PURE;
// ID3DXMesh
STDMETHOD(LockAttributeBuffer)(THIS_ DWORD Flags, DWORD** ppData) PURE;
STDMETHOD(UnlockAttributeBuffer)(THIS) PURE;
STDMETHOD(Optimize)(THIS_ DWORD Flags, CONST DWORD* pAdjacencyIn, DWORD* pAdjacencyOut,
DWORD* pFaceRemap, LPD3DXBUFFER *ppVertexRemap,
LPD3DXMESH* ppOptMesh) PURE;
STDMETHOD(OptimizeInplace)(THIS_ DWORD Flags, CONST DWORD* pAdjacencyIn, DWORD* pAdjacencyOut,
DWORD* pFaceRemap, LPD3DXBUFFER *ppVertexRemap) PURE;
STDMETHOD(SetAttributeTable)(THIS_ CONST D3DXATTRIBUTERANGE *pAttribTable, DWORD cAttribTableSize) PURE;
};
#undef INTERFACE
#define INTERFACE ID3DXPMesh
DECLARE_INTERFACE_(ID3DXPMesh, ID3DXBaseMesh)
{
// IUnknown
STDMETHOD(QueryInterface)(THIS_ REFIID iid, LPVOID *ppv) PURE;
STDMETHOD_(ULONG, AddRef)(THIS) PURE;
STDMETHOD_(ULONG, Release)(THIS) PURE;
// ID3DXBaseMesh
STDMETHOD(DrawSubset)(THIS_ DWORD AttribId) PURE;
STDMETHOD_(DWORD, GetNumFaces)(THIS) PURE;
STDMETHOD_(DWORD, GetNumVertices)(THIS) PURE;
STDMETHOD_(DWORD, GetFVF)(THIS) PURE;
STDMETHOD(GetDeclaration)(THIS_ D3DVERTEXELEMENT9 Declaration[MAX_FVF_DECL_SIZE]) PURE;
STDMETHOD_(DWORD, GetNumBytesPerVertex)(THIS) PURE;
STDMETHOD_(DWORD, GetOptions)(THIS) PURE;
STDMETHOD(GetDevice)(THIS_ LPDIRECT3DDEVICE9* ppDevice) PURE;
STDMETHOD(CloneMeshFVF)(THIS_ DWORD Options,
DWORD FVF, LPDIRECT3DDEVICE9 pD3DDevice, LPD3DXMESH* ppCloneMesh) PURE;
STDMETHOD(CloneMesh)(THIS_ DWORD Options,
CONST D3DVERTEXELEMENT9 *pDeclaration, LPDIRECT3DDEVICE9 pD3DDevice, LPD3DXMESH* ppCloneMesh) PURE;
STDMETHOD(GetVertexBuffer)(THIS_ LPDIRECT3DVERTEXBUFFER9* ppVB) PURE;
STDMETHOD(GetIndexBuffer)(THIS_ LPDIRECT3DINDEXBUFFER9* ppIB) PURE;
STDMETHOD(LockVertexBuffer)(THIS_ DWORD Flags, LPVOID *ppData) PURE;
STDMETHOD(UnlockVertexBuffer)(THIS) PURE;
STDMETHOD(LockIndexBuffer)(THIS_ DWORD Flags, LPVOID *ppData) PURE;
STDMETHOD(UnlockIndexBuffer)(THIS) PURE;
STDMETHOD(GetAttributeTable)(
THIS_ D3DXATTRIBUTERANGE *pAttribTable, DWORD* pAttribTableSize) PURE;
STDMETHOD(ConvertPointRepsToAdjacency)(THIS_ CONST DWORD* pPRep, DWORD* pAdjacency) PURE;
STDMETHOD(ConvertAdjacencyToPointReps)(THIS_ CONST DWORD* pAdjacency, DWORD* pPRep) PURE;
STDMETHOD(GenerateAdjacency)(THIS_ FLOAT Epsilon, DWORD* pAdjacency) PURE;
STDMETHOD(UpdateSemantics)(THIS_ D3DVERTEXELEMENT9 Declaration[MAX_FVF_DECL_SIZE]) PURE;
// ID3DXPMesh
STDMETHOD(ClonePMeshFVF)(THIS_ DWORD Options,
DWORD FVF, LPDIRECT3DDEVICE9 pD3DDevice, LPD3DXPMESH* ppCloneMesh) PURE;
STDMETHOD(ClonePMesh)(THIS_ DWORD Options,
CONST D3DVERTEXELEMENT9 *pDeclaration, LPDIRECT3DDEVICE9 pD3DDevice, LPD3DXPMESH* ppCloneMesh) PURE;
STDMETHOD(SetNumFaces)(THIS_ DWORD Faces) PURE;
STDMETHOD(SetNumVertices)(THIS_ DWORD Vertices) PURE;
STDMETHOD_(DWORD, GetMaxFaces)(THIS) PURE;
STDMETHOD_(DWORD, GetMinFaces)(THIS) PURE;
STDMETHOD_(DWORD, GetMaxVertices)(THIS) PURE;
STDMETHOD_(DWORD, GetMinVertices)(THIS) PURE;
STDMETHOD(Save)(THIS_ IStream *pStream, CONST D3DXMATERIAL* pMaterials, CONST D3DXEFFECTINSTANCE* pEffectInstances, DWORD NumMaterials) PURE;
STDMETHOD(Optimize)(THIS_ DWORD Flags, DWORD* pAdjacencyOut,
DWORD* pFaceRemap, LPD3DXBUFFER *ppVertexRemap,
LPD3DXMESH* ppOptMesh) PURE;
STDMETHOD(OptimizeBaseLOD)(THIS_ DWORD Flags, DWORD* pFaceRemap) PURE;
STDMETHOD(TrimByFaces)(THIS_ DWORD NewFacesMin, DWORD NewFacesMax, DWORD *rgiFaceRemap, DWORD *rgiVertRemap) PURE;
STDMETHOD(TrimByVertices)(THIS_ DWORD NewVerticesMin, DWORD NewVerticesMax, DWORD *rgiFaceRemap, DWORD *rgiVertRemap) PURE;
STDMETHOD(GetAdjacency)(THIS_ DWORD* pAdjacency) PURE;
// Used to generate the immediate "ancestor" for each vertex when it is removed by a vsplit. Allows generation of geomorphs
// Vertex buffer must be equal to or greater than the maximum number of vertices in the pmesh
STDMETHOD(GenerateVertexHistory)(THIS_ DWORD* pVertexHistory) PURE;
};
#undef INTERFACE
#define INTERFACE ID3DXSPMesh
DECLARE_INTERFACE_(ID3DXSPMesh, IUnknown)
{
// IUnknown
STDMETHOD(QueryInterface)(THIS_ REFIID iid, LPVOID *ppv) PURE;
STDMETHOD_(ULONG, AddRef)(THIS) PURE;
STDMETHOD_(ULONG, Release)(THIS) PURE;
// ID3DXSPMesh
STDMETHOD_(DWORD, GetNumFaces)(THIS) PURE;
STDMETHOD_(DWORD, GetNumVertices)(THIS) PURE;
STDMETHOD_(DWORD, GetFVF)(THIS) PURE;
STDMETHOD(GetDeclaration)(THIS_ D3DVERTEXELEMENT9 Declaration[MAX_FVF_DECL_SIZE]) PURE;
STDMETHOD_(DWORD, GetOptions)(THIS) PURE;
STDMETHOD(GetDevice)(THIS_ LPDIRECT3DDEVICE9* ppDevice) PURE;
STDMETHOD(CloneMeshFVF)(THIS_ DWORD Options,
DWORD FVF, LPDIRECT3DDEVICE9 pD3DDevice, DWORD *pAdjacencyOut, DWORD *pVertexRemapOut, LPD3DXMESH* ppCloneMesh) PURE;
STDMETHOD(CloneMesh)(THIS_ DWORD Options,
CONST D3DVERTEXELEMENT9 *pDeclaration, LPDIRECT3DDEVICE9 pD3DDevice, DWORD *pAdjacencyOut, DWORD *pVertexRemapOut, LPD3DXMESH* ppCloneMesh) PURE;
STDMETHOD(ClonePMeshFVF)(THIS_ DWORD Options,
DWORD FVF, LPDIRECT3DDEVICE9 pD3DDevice, DWORD *pVertexRemapOut, FLOAT *pErrorsByFace, LPD3DXPMESH* ppCloneMesh) PURE;
STDMETHOD(ClonePMesh)(THIS_ DWORD Options,
CONST D3DVERTEXELEMENT9 *pDeclaration, LPDIRECT3DDEVICE9 pD3DDevice, DWORD *pVertexRemapOut, FLOAT *pErrorsbyFace, LPD3DXPMESH* ppCloneMesh) PURE;
STDMETHOD(ReduceFaces)(THIS_ DWORD Faces) PURE;
STDMETHOD(ReduceVertices)(THIS_ DWORD Vertices) PURE;
STDMETHOD_(DWORD, GetMaxFaces)(THIS) PURE;
STDMETHOD_(DWORD, GetMaxVertices)(THIS) PURE;
STDMETHOD(GetVertexAttributeWeights)(THIS_ LPD3DXATTRIBUTEWEIGHTS pVertexAttributeWeights) PURE;
STDMETHOD(GetVertexWeights)(THIS_ FLOAT *pVertexWeights) PURE;
};
#define UNUSED16 (0xffff)
#define UNUSED32 (0xffffffff)
// ID3DXMesh::Optimize options - upper byte only, lower 3 bytes used from _D3DXMESH option flags
enum _D3DXMESHOPT {
D3DXMESHOPT_COMPACT = 0x01000000,
D3DXMESHOPT_ATTRSORT = 0x02000000,
D3DXMESHOPT_VERTEXCACHE = 0x04000000,
D3DXMESHOPT_STRIPREORDER = 0x08000000,
D3DXMESHOPT_IGNOREVERTS = 0x10000000, // optimize faces only, don't touch vertices
D3DXMESHOPT_DONOTSPLIT = 0x20000000, // do not split vertices shared between attribute groups when attribute sorting
D3DXMESHOPT_DEVICEINDEPENDENT = 0x00400000, // Only affects VCache. uses a static known good cache size for all cards
// D3DXMESHOPT_SHAREVB has been removed, please use D3DXMESH_VB_SHARE instead
};
// Subset of the mesh that has the same attribute and bone combination.
// This subset can be rendered in a single draw call
typedef struct _D3DXBONECOMBINATION
{
DWORD AttribId;
DWORD FaceStart;
DWORD FaceCount;
DWORD VertexStart;
DWORD VertexCount;
DWORD* BoneId;
} D3DXBONECOMBINATION, *LPD3DXBONECOMBINATION;
// The following types of patch combinations are supported:
// Patch type Basis Degree
// Rect Bezier 2,3,5
// Rect B-Spline 2,3,5
// Rect Catmull-Rom 3
// Tri Bezier 2,3,5
// N-Patch N/A 3
typedef struct _D3DXPATCHINFO
{
D3DXPATCHMESHTYPE PatchType;
D3DDEGREETYPE Degree;
D3DBASISTYPE Basis;
} D3DXPATCHINFO, *LPD3DXPATCHINFO;
#undef INTERFACE
#define INTERFACE ID3DXPatchMesh
DECLARE_INTERFACE_(ID3DXPatchMesh, IUnknown)
{
// IUnknown
STDMETHOD(QueryInterface)(THIS_ REFIID iid, LPVOID *ppv) PURE;
STDMETHOD_(ULONG, AddRef)(THIS) PURE;
STDMETHOD_(ULONG, Release)(THIS) PURE;
// ID3DXPatchMesh
// Return creation parameters
STDMETHOD_(DWORD, GetNumPatches)(THIS) PURE;
STDMETHOD_(DWORD, GetNumVertices)(THIS) PURE;
STDMETHOD(GetDeclaration)(THIS_ D3DVERTEXELEMENT9 Declaration[MAX_FVF_DECL_SIZE]) PURE;
STDMETHOD_(DWORD, GetControlVerticesPerPatch)(THIS) PURE;
STDMETHOD_(DWORD, GetOptions)(THIS) PURE;
STDMETHOD(GetDevice)(THIS_ LPDIRECT3DDEVICE9 *ppDevice) PURE;
STDMETHOD(GetPatchInfo)(THIS_ LPD3DXPATCHINFO PatchInfo) PURE;
// Control mesh access
STDMETHOD(GetVertexBuffer)(THIS_ LPDIRECT3DVERTEXBUFFER9* ppVB) PURE;
STDMETHOD(GetIndexBuffer)(THIS_ LPDIRECT3DINDEXBUFFER9* ppIB) PURE;
STDMETHOD(LockVertexBuffer)(THIS_ DWORD flags, LPVOID *ppData) PURE;
STDMETHOD(UnlockVertexBuffer)(THIS) PURE;
STDMETHOD(LockIndexBuffer)(THIS_ DWORD flags, LPVOID *ppData) PURE;
STDMETHOD(UnlockIndexBuffer)(THIS) PURE;
STDMETHOD(LockAttributeBuffer)(THIS_ DWORD flags, DWORD** ppData) PURE;
STDMETHOD(UnlockAttributeBuffer)(THIS) PURE;
// This function returns the size of the tessellated mesh given a tessellation level.
// This assumes uniform tessellation. For adaptive tessellation the Adaptive parameter must
// be set to TRUE and TessellationLevel should be the max tessellation.
// This will result in the max mesh size necessary for adaptive tessellation.
STDMETHOD(GetTessSize)(THIS_ FLOAT fTessLevel,DWORD Adaptive, DWORD *NumTriangles,DWORD *NumVertices) PURE;
//GenerateAdjacency determines which patches are adjacent with provided tolerance
//this information is used internally to optimize tessellation
STDMETHOD(GenerateAdjacency)(THIS_ FLOAT Tolerance) PURE;
//CloneMesh Creates a new patchmesh with the specified decl, and converts the vertex buffer
//to the new decl. Entries in the new decl which are new are set to 0. If the current mesh
//has adjacency, the new mesh will also have adjacency
STDMETHOD(CloneMesh)(THIS_ DWORD Options, CONST D3DVERTEXELEMENT9 *pDecl, LPD3DXPATCHMESH *pMesh) PURE;
// Optimizes the patchmesh for efficient tessellation. This function is designed
// to perform one time optimization for patch meshes that need to be tessellated
// repeatedly by calling the Tessellate() method. The optimization performed is
// independent of the actual tessellation level used.
// Currently Flags is unused.
// If vertices are changed, Optimize must be called again
STDMETHOD(Optimize)(THIS_ DWORD flags) PURE;
//gets and sets displacement parameters
//displacement maps can only be 2D textures MIP-MAPPING is ignored for non adapative tessellation
STDMETHOD(SetDisplaceParam)(THIS_ LPDIRECT3DBASETEXTURE9 Texture,
D3DTEXTUREFILTERTYPE MinFilter,
D3DTEXTUREFILTERTYPE MagFilter,
D3DTEXTUREFILTERTYPE MipFilter,
D3DTEXTUREADDRESS Wrap,
DWORD dwLODBias) PURE;
STDMETHOD(GetDisplaceParam)(THIS_ LPDIRECT3DBASETEXTURE9 *Texture,
D3DTEXTUREFILTERTYPE *MinFilter,
D3DTEXTUREFILTERTYPE *MagFilter,
D3DTEXTUREFILTERTYPE *MipFilter,
D3DTEXTUREADDRESS *Wrap,
DWORD *dwLODBias) PURE;
// Performs the uniform tessellation based on the tessellation level.
// This function will perform more efficiently if the patch mesh has been optimized using the Optimize() call.
STDMETHOD(Tessellate)(THIS_ FLOAT fTessLevel,LPD3DXMESH pMesh) PURE;
// Performs adaptive tessellation based on the Z based adaptive tessellation criterion.
// pTrans specifies a 4D vector that is dotted with the vertices to get the per vertex
// adaptive tessellation amount. Each edge is tessellated to the average of the criterion
// at the 2 vertices it connects.
// MaxTessLevel specifies the upper limit for adaptive tesselation.
// This function will perform more efficiently if the patch mesh has been optimized using the Optimize() call.
STDMETHOD(TessellateAdaptive)(THIS_
CONST D3DXVECTOR4 *pTrans,
DWORD dwMaxTessLevel,
DWORD dwMinTessLevel,
LPD3DXMESH pMesh) PURE;
};
#undef INTERFACE
#define INTERFACE ID3DXSkinInfo
DECLARE_INTERFACE_(ID3DXSkinInfo, IUnknown)
{
// IUnknown
STDMETHOD(QueryInterface)(THIS_ REFIID iid, LPVOID *ppv) PURE;
STDMETHOD_(ULONG, AddRef)(THIS) PURE;
STDMETHOD_(ULONG, Release)(THIS) PURE;
// Specify the which vertices do each bones influence and by how much
STDMETHOD(SetBoneInfluence)(THIS_ DWORD bone, DWORD numInfluences, CONST DWORD* vertices, CONST FLOAT* weights) PURE;
STDMETHOD(SetBoneVertexInfluence)(THIS_ DWORD boneNum, DWORD influenceNum, float weight) PURE;
STDMETHOD_(DWORD, GetNumBoneInfluences)(THIS_ DWORD bone) PURE;
STDMETHOD(GetBoneInfluence)(THIS_ DWORD bone, DWORD* vertices, FLOAT* weights) PURE;
STDMETHOD(GetBoneVertexInfluence)(THIS_ DWORD boneNum, DWORD influenceNum, float *pWeight, DWORD *pVertexNum) PURE;
STDMETHOD(GetMaxVertexInfluences)(THIS_ DWORD* maxVertexInfluences) PURE;
STDMETHOD_(DWORD, GetNumBones)(THIS) PURE;
STDMETHOD(FindBoneVertexInfluenceIndex)(THIS_ DWORD boneNum, DWORD vertexNum, DWORD *pInfluenceIndex) PURE;
// This gets the max face influences based on a triangle mesh with the specified index buffer
STDMETHOD(GetMaxFaceInfluences)(THIS_ LPDIRECT3DINDEXBUFFER9 pIB, DWORD NumFaces, DWORD* maxFaceInfluences) PURE;
// Set min bone influence. Bone influences that are smaller than this are ignored
STDMETHOD(SetMinBoneInfluence)(THIS_ FLOAT MinInfl) PURE;
// Get min bone influence.
STDMETHOD_(FLOAT, GetMinBoneInfluence)(THIS) PURE;
// Bone names are returned by D3DXLoadSkinMeshFromXof. They are not used by any other method of this object
STDMETHOD(SetBoneName)(THIS_ DWORD Bone, LPCSTR pName) PURE; // pName is copied to an internal string buffer
STDMETHOD_(LPCSTR, GetBoneName)(THIS_ DWORD Bone) PURE; // A pointer to an internal string buffer is returned. Do not free this.
// Bone offset matrices are returned by D3DXLoadSkinMeshFromXof. They are not used by any other method of this object
STDMETHOD(SetBoneOffsetMatrix)(THIS_ DWORD Bone, CONST D3DXMATRIX *pBoneTransform) PURE; // pBoneTransform is copied to an internal buffer
STDMETHOD_(LPD3DXMATRIX, GetBoneOffsetMatrix)(THIS_ DWORD Bone) PURE; // A pointer to an internal matrix is returned. Do not free this.
// Clone a skin info object
STDMETHOD(Clone)(THIS_ LPD3DXSKININFO* ppSkinInfo) PURE;
// Update bone influence information to match vertices after they are reordered. This should be called
// if the target vertex buffer has been reordered externally.
STDMETHOD(Remap)(THIS_ DWORD NumVertices, DWORD* pVertexRemap) PURE;
// These methods enable the modification of the vertex layout of the vertices that will be skinned
STDMETHOD(SetFVF)(THIS_ DWORD FVF) PURE;
STDMETHOD(SetDeclaration)(THIS_ CONST D3DVERTEXELEMENT9 *pDeclaration) PURE;
STDMETHOD_(DWORD, GetFVF)(THIS) PURE;
STDMETHOD(GetDeclaration)(THIS_ D3DVERTEXELEMENT9 Declaration[MAX_FVF_DECL_SIZE]) PURE;
// Apply SW skinning based on current pose matrices to the target vertices.
STDMETHOD(UpdateSkinnedMesh)(THIS_
CONST D3DXMATRIX* pBoneTransforms,
CONST D3DXMATRIX* pBoneInvTransposeTransforms,
LPCVOID pVerticesSrc,
PVOID pVerticesDst) PURE;
// Takes a mesh and returns a new mesh with per vertex blend weights and a bone combination
// table that describes which bones affect which subsets of the mesh
STDMETHOD(ConvertToBlendedMesh)(THIS_
LPD3DXMESH pMesh,
DWORD Options,
CONST DWORD *pAdjacencyIn,
LPDWORD pAdjacencyOut,
DWORD* pFaceRemap,
LPD3DXBUFFER *ppVertexRemap,
DWORD* pMaxFaceInfl,
DWORD* pNumBoneCombinations,
LPD3DXBUFFER* ppBoneCombinationTable,
LPD3DXMESH* ppMesh) PURE;
// Takes a mesh and returns a new mesh with per vertex blend weights and indices
// and a bone combination table that describes which bones palettes affect which subsets of the mesh
STDMETHOD(ConvertToIndexedBlendedMesh)(THIS_
LPD3DXMESH pMesh,
DWORD Options,
DWORD paletteSize,
CONST DWORD *pAdjacencyIn,
LPDWORD pAdjacencyOut,
DWORD* pFaceRemap,
LPD3DXBUFFER *ppVertexRemap,
DWORD* pMaxVertexInfl,
DWORD* pNumBoneCombinations,
LPD3DXBUFFER* ppBoneCombinationTable,
LPD3DXMESH* ppMesh) PURE;
};
#ifdef __cplusplus
extern "C" {
#endif //__cplusplus
HRESULT WINAPI
D3DXCreateMesh(
DWORD NumFaces,
DWORD NumVertices,
DWORD Options,
CONST D3DVERTEXELEMENT9 *pDeclaration,
LPDIRECT3DDEVICE9 pD3DDevice,
LPD3DXMESH* ppMesh);
HRESULT WINAPI
D3DXCreateMeshFVF(
DWORD NumFaces,
DWORD NumVertices,
DWORD Options,
DWORD FVF,
LPDIRECT3DDEVICE9 pD3DDevice,
LPD3DXMESH* ppMesh);
HRESULT WINAPI
D3DXCreateSPMesh(
LPD3DXMESH pMesh,
CONST DWORD* pAdjacency,
CONST D3DXATTRIBUTEWEIGHTS *pVertexAttributeWeights,
CONST FLOAT *pVertexWeights,
LPD3DXSPMESH* ppSMesh);
// clean a mesh up for simplification, try to make manifold
HRESULT WINAPI
D3DXCleanMesh(
D3DXCLEANTYPE CleanType,
LPD3DXMESH pMeshIn,
CONST DWORD* pAdjacencyIn,
LPD3DXMESH* ppMeshOut,
DWORD* pAdjacencyOut,
LPD3DXBUFFER* ppErrorsAndWarnings);
HRESULT WINAPI
D3DXValidMesh(
LPD3DXMESH pMeshIn,
CONST DWORD* pAdjacency,
LPD3DXBUFFER* ppErrorsAndWarnings);
HRESULT WINAPI
D3DXGeneratePMesh(
LPD3DXMESH pMesh,
CONST DWORD* pAdjacency,
CONST D3DXATTRIBUTEWEIGHTS *pVertexAttributeWeights,
CONST FLOAT *pVertexWeights,
DWORD MinValue,
DWORD Options,
LPD3DXPMESH* ppPMesh);
HRESULT WINAPI
D3DXSimplifyMesh(
LPD3DXMESH pMesh,
CONST DWORD* pAdjacency,
CONST D3DXATTRIBUTEWEIGHTS *pVertexAttributeWeights,
CONST FLOAT *pVertexWeights,
DWORD MinValue,
DWORD Options,
LPD3DXMESH* ppMesh);
HRESULT WINAPI
D3DXComputeBoundingSphere(
CONST D3DXVECTOR3 *pFirstPosition, // pointer to first position
DWORD NumVertices,
DWORD dwStride, // count in bytes to subsequent position vectors
D3DXVECTOR3 *pCenter,
FLOAT *pRadius);
HRESULT WINAPI
D3DXComputeBoundingBox(
CONST D3DXVECTOR3 *pFirstPosition, // pointer to first position
DWORD NumVertices,
DWORD dwStride, // count in bytes to subsequent position vectors
D3DXVECTOR3 *pMin,
D3DXVECTOR3 *pMax);
HRESULT WINAPI
D3DXComputeNormals(
LPD3DXBASEMESH pMesh,
CONST DWORD *pAdjacency);
HRESULT WINAPI
D3DXCreateBuffer(
DWORD NumBytes,
LPD3DXBUFFER *ppBuffer);
HRESULT WINAPI
D3DXLoadMeshFromXA(
LPCSTR pFilename,
DWORD Options,
LPDIRECT3DDEVICE9 pD3DDevice,
LPD3DXBUFFER *ppAdjacency,
LPD3DXBUFFER *ppMaterials,
LPD3DXBUFFER *ppEffectInstances,
DWORD *pNumMaterials,
LPD3DXMESH *ppMesh);
HRESULT WINAPI
D3DXLoadMeshFromXW(
LPCWSTR pFilename,
DWORD Options,
LPDIRECT3DDEVICE9 pD3DDevice,
LPD3DXBUFFER *ppAdjacency,
LPD3DXBUFFER *ppMaterials,
LPD3DXBUFFER *ppEffectInstances,
DWORD *pNumMaterials,
LPD3DXMESH *ppMesh);
#ifdef UNICODE
#define D3DXLoadMeshFromX D3DXLoadMeshFromXW
#else
#define D3DXLoadMeshFromX D3DXLoadMeshFromXA
#endif
HRESULT WINAPI
D3DXLoadMeshFromXInMemory(
LPCVOID Memory,
DWORD SizeOfMemory,
DWORD Options,
LPDIRECT3DDEVICE9 pD3DDevice,
LPD3DXBUFFER *ppAdjacency,
LPD3DXBUFFER *ppMaterials,
LPD3DXBUFFER *ppEffectInstances,
DWORD *pNumMaterials,
LPD3DXMESH *ppMesh);
HRESULT WINAPI
D3DXLoadMeshFromXResource(
HMODULE Module,
LPCSTR Name,
LPCSTR Type,
DWORD Options,
LPDIRECT3DDEVICE9 pD3DDevice,
LPD3DXBUFFER *ppAdjacency,
LPD3DXBUFFER *ppMaterials,
LPD3DXBUFFER *ppEffectInstances,
DWORD *pNumMaterials,
LPD3DXMESH *ppMesh);
HRESULT WINAPI
D3DXSaveMeshToXA(
LPCSTR pFilename,
LPD3DXMESH pMesh,
CONST DWORD* pAdjacency,
CONST D3DXMATERIAL* pMaterials,
CONST D3DXEFFECTINSTANCE* pEffectInstances,
DWORD NumMaterials,
DWORD Format
);
HRESULT WINAPI
D3DXSaveMeshToXW(
LPCWSTR pFilename,
LPD3DXMESH pMesh,
CONST DWORD* pAdjacency,
CONST D3DXMATERIAL* pMaterials,
CONST D3DXEFFECTINSTANCE* pEffectInstances,
DWORD NumMaterials,
DWORD Format
);
#ifdef UNICODE
#define D3DXSaveMeshToX D3DXSaveMeshToXW
#else
#define D3DXSaveMeshToX D3DXSaveMeshToXA
#endif
HRESULT WINAPI
D3DXCreatePMeshFromStream(
IStream *pStream,
DWORD Options,
LPDIRECT3DDEVICE9 pD3DDevice,
LPD3DXBUFFER *ppMaterials,
LPD3DXBUFFER *ppEffectInstances,
DWORD* pNumMaterials,
LPD3DXPMESH *ppPMesh);
// Creates a skin info object based on the number of vertices, number of bones, and a declaration describing the vertex layout of the target vertices
// The bone names and initial bone transforms are not filled in the skin info object by this method.
HRESULT WINAPI
D3DXCreateSkinInfo(
DWORD NumVertices,
CONST D3DVERTEXELEMENT9 *pDeclaration,
DWORD NumBones,
LPD3DXSKININFO* ppSkinInfo);
// Creates a skin info object based on the number of vertices, number of bones, and a FVF describing the vertex layout of the target vertices
// The bone names and initial bone transforms are not filled in the skin info object by this method.
HRESULT WINAPI
D3DXCreateSkinInfoFVF(
DWORD NumVertices,
DWORD FVF,
DWORD NumBones,
LPD3DXSKININFO* ppSkinInfo);
#ifdef __cplusplus
}
extern "C" {
#endif //__cplusplus
HRESULT WINAPI
D3DXLoadMeshFromXof(
LPD3DXFILEDATA pxofMesh,
DWORD Options,
LPDIRECT3DDEVICE9 pD3DDevice,
LPD3DXBUFFER *ppAdjacency,
LPD3DXBUFFER *ppMaterials,
LPD3DXBUFFER *ppEffectInstances,
DWORD *pNumMaterials,
LPD3DXMESH *ppMesh);
// This similar to D3DXLoadMeshFromXof, except also returns skinning info if present in the file
// If skinning info is not present, ppSkinInfo will be NULL
HRESULT WINAPI
D3DXLoadSkinMeshFromXof(
LPD3DXFILEDATA pxofMesh,
DWORD Options,
LPDIRECT3DDEVICE9 pD3DDevice,
LPD3DXBUFFER* ppAdjacency,
LPD3DXBUFFER* ppMaterials,
LPD3DXBUFFER *ppEffectInstances,
DWORD *pMatOut,
LPD3DXSKININFO* ppSkinInfo,
LPD3DXMESH* ppMesh);
// The inverse of D3DXConvertTo{Indexed}BlendedMesh() functions. It figures out the skinning info from
// the mesh and the bone combination table and populates a skin info object with that data. The bone
// names and initial bone transforms are not filled in the skin info object by this method. This works
// with either a non-indexed or indexed blended mesh. It examines the FVF or declarator of the mesh to
// determine what type it is.
HRESULT WINAPI
D3DXCreateSkinInfoFromBlendedMesh(
LPD3DXBASEMESH pMesh,
DWORD NumBones,
CONST D3DXBONECOMBINATION *pBoneCombinationTable,
LPD3DXSKININFO* ppSkinInfo);
HRESULT WINAPI
D3DXTessellateNPatches(
LPD3DXMESH pMeshIn,
CONST DWORD* pAdjacencyIn,
FLOAT NumSegs,
BOOL QuadraticInterpNormals, // if false use linear intrep for normals, if true use quadratic
LPD3DXMESH *ppMeshOut,
LPD3DXBUFFER *ppAdjacencyOut);
//generates implied outputdecl from input decl
//the decl generated from this should be used to generate the output decl for
//the tessellator subroutines.
HRESULT WINAPI
D3DXGenerateOutputDecl(
D3DVERTEXELEMENT9 *pOutput,
CONST D3DVERTEXELEMENT9 *pInput);
//loads patches from an XFileData
//since an X file can have up to 6 different patch meshes in it,
//returns them in an array - pNumPatches will contain the number of
//meshes in the actual file.
HRESULT WINAPI
D3DXLoadPatchMeshFromXof(
LPD3DXFILEDATA pXofObjMesh,
DWORD Options,
LPDIRECT3DDEVICE9 pD3DDevice,
LPD3DXBUFFER *ppMaterials,
LPD3DXBUFFER *ppEffectInstances,
PDWORD pNumMaterials,
LPD3DXPATCHMESH *ppMesh);
//computes the size a single rect patch.
HRESULT WINAPI
D3DXRectPatchSize(
CONST FLOAT *pfNumSegs, //segments for each edge (4)
DWORD *pdwTriangles, //output number of triangles
DWORD *pdwVertices); //output number of vertices
//computes the size of a single triangle patch
HRESULT WINAPI
D3DXTriPatchSize(
CONST FLOAT *pfNumSegs, //segments for each edge (3)
DWORD *pdwTriangles, //output number of triangles
DWORD *pdwVertices); //output number of vertices
//tessellates a patch into a created mesh
//similar to D3D RT patch
HRESULT WINAPI
D3DXTessellateRectPatch(
LPDIRECT3DVERTEXBUFFER9 pVB,
CONST FLOAT *pNumSegs,
CONST D3DVERTEXELEMENT9 *pdwInDecl,
CONST D3DRECTPATCH_INFO *pRectPatchInfo,
LPD3DXMESH pMesh);
HRESULT WINAPI
D3DXTessellateTriPatch(
LPDIRECT3DVERTEXBUFFER9 pVB,
CONST FLOAT *pNumSegs,
CONST D3DVERTEXELEMENT9 *pInDecl,
CONST D3DTRIPATCH_INFO *pTriPatchInfo,
LPD3DXMESH pMesh);
//creates an NPatch PatchMesh from a D3DXMESH
HRESULT WINAPI
D3DXCreateNPatchMesh(
LPD3DXMESH pMeshSysMem,
LPD3DXPATCHMESH *pPatchMesh);
//creates a patch mesh
HRESULT WINAPI
D3DXCreatePatchMesh(
CONST D3DXPATCHINFO *pInfo, //patch type
DWORD dwNumPatches, //number of patches
DWORD dwNumVertices, //number of control vertices
DWORD dwOptions, //options
CONST D3DVERTEXELEMENT9 *pDecl, //format of control vertices
LPDIRECT3DDEVICE9 pD3DDevice,
LPD3DXPATCHMESH *pPatchMesh);
//returns the number of degenerates in a patch mesh -
//text output put in string.
HRESULT WINAPI
D3DXValidPatchMesh(LPD3DXPATCHMESH pMesh,
DWORD *dwcDegenerateVertices,
DWORD *dwcDegeneratePatches,
LPD3DXBUFFER *ppErrorsAndWarnings);
UINT WINAPI
D3DXGetFVFVertexSize(DWORD FVF);
UINT WINAPI
D3DXGetDeclVertexSize(CONST D3DVERTEXELEMENT9 *pDecl,DWORD Stream);
UINT WINAPI