//--------------------------------------------------------------------------------------
HRESULT CLoaderXFile::Load( WCHAR* szFileName, FRAME_TRANSFORM_TYPE requestedBHT )
{
HRESULT hr = E_FAIL;
ID3DXBuffer *pMat = NULL;
ID3DXMesh *pRawMesh = NULL;
ID3DXMesh *pMesh = NULL;
DWORD cMat;
IDirect3DDevice9* pDev9 = NULL;
DWORD* pAdjBuffer = NULL;
// Create a d3d9 object
IDirect3D9* pD3D9 = Direct3DCreate9( D3D_SDK_VERSION );
if( pD3D9 == NULL )
return E_FAIL;
D3DPRESENT_PARAMETERS pp;
pp.BackBufferWidth = 320;
pp.BackBufferHeight = 240;
pp.BackBufferFormat = D3DFMT_X8R8G8B8;
pp.BackBufferCount = 1;
pp.MultiSampleType = D3DMULTISAMPLE_NONE;
pp.MultiSampleQuality = 0;
pp.SwapEffect = D3DSWAPEFFECT_DISCARD;
pp.hDeviceWindow = GetShellWindow();
pp.Windowed = true;
pp.Flags = 0;
pp.FullScreen_RefreshRateInHz = 0;
pp.PresentationInterval = D3DPRESENT_INTERVAL_DEFAULT;
pp.EnableAutoDepthStencil = false;
hr = pD3D9->CreateDevice( D3DADAPTER_DEFAULT, D3DDEVTYPE_NULLREF, NULL, D3DCREATE_SOFTWARE_VERTEXPROCESSING, &pp, &pDev9 );
if(FAILED(hr))
goto Error;
if( szFileName )
{
hr = D3DXLoadMeshFromX( szFileName, 0, pDev9, NULL, &pMat, NULL, &cMat, &pRawMesh );
if(FAILED(hr))
goto Error;
}
D3DVERTEXELEMENT9 declTanBi[] =
{
{ 0, 0, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION, 0 },
{ 0, 12, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_NORMAL, 0 },
{ 0, 24, D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 0 },
{ 0, 32, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TANGENT, 0 },
{ 0, 44, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_BINORMAL, 0 },
D3DDECL_END()
};
D3DVERTEXELEMENT9* pdecl = declTanBi;
// Make a clone with the desired vertex format.
if( SUCCEEDED( pRawMesh->CloneMesh( D3DXMESH_32BIT | D3DXMESH_DYNAMIC, pdecl, pDev9, &m_pMesh ) ) )
{
// Optimize
pAdjBuffer = new DWORD[ 3*m_pMesh->GetNumFaces() ];
if( !pAdjBuffer )
{
hr = E_OUTOFMEMORY;
goto Error;
}
m_pMesh->GenerateAdjacency( 0.001f, pAdjBuffer );
m_pMesh->OptimizeInplace( D3DXMESHOPT_ATTRSORT,
pAdjBuffer,
NULL,
NULL,
NULL );
// Attributes
m_pMesh->GetAttributeTable( NULL, &m_dwNumAttr );
if( m_dwNumAttr > 0 )
{
m_pAttr = new D3DXATTRIBUTERANGE[m_dwNumAttr];
m_pMesh->GetAttributeTable( m_pAttr, &m_dwNumAttr );
}
// Materials
m_dwNumMaterials = cMat;
if( m_dwNumMaterials > 0 )
{
D3DXMATERIAL* pMaterialBuffer = (D3DXMATERIAL*)pMat->GetBufferPointer();
m_pMats = new D3DXMATERIAL[ m_dwNumMaterials ];
if( !m_pMats )
{
hr = E_OUTOFMEMORY;
goto Error;
}
for( DWORD m=0; m<m_dwNumMaterials; m++ )
{
CopyMemory( &m_pMats[m], &pMaterialBuffer[m], sizeof(D3DXMATERIAL) );
}
}
// Create the intermediate mesh
hr = CreateIntermediateMesh( declTanBi, 6 );
if(FAILED(hr))
goto Error;
}
hr = S_OK;
Error:
SAFE_RELEASE( pMat );
SAFE_RELEASE( pRawMesh );
SAFE_RELEASE( pMesh );
SAFE_RELEASE( pDev9 );
SAFE_RELEASE( pD3D9 );
SAFE_DELETE_ARRAY( pAdjBuffer );
return hr;
}
void SkinnedMesh::buildSkinnedMesh(ID3DXMesh* mesh)
{
//====================================================================
// First add a normal component and 2D texture coordinates component.
D3DVERTEXELEMENT9 elements[64];
UINT numElements = 0;
VertexPNT::Decl->GetDeclaration(elements, &numElements);
ID3DXMesh* tempMesh = 0;
HR(mesh->CloneMesh(D3DXMESH_SYSTEMMEM, elements, gd3dDevice, &tempMesh));
if( !hasNormals(tempMesh) )
HR(D3DXComputeNormals(tempMesh, 0));
//====================================================================
// Optimize the mesh; in particular, the vertex cache.
DWORD* adj = new DWORD[tempMesh->GetNumFaces()*3];
ID3DXBuffer* remap = 0;
HR(tempMesh->GenerateAdjacency(EPSILON, adj));
ID3DXMesh* optimizedTempMesh = 0;
HR(tempMesh->Optimize(D3DXMESH_SYSTEMMEM | D3DXMESHOPT_VERTEXCACHE |
D3DXMESHOPT_ATTRSORT, adj, 0, 0, &remap, &optimizedTempMesh));
ReleaseCOM(tempMesh); // Done w/ this mesh.
delete[] adj; // Done with buffer.
// In the .X file (specifically the array DWORD vertexIndices[nWeights]
// data member of the SkinWeights template) each bone has an array of
// indices which identify the vertices of the mesh that the bone influences.
// Because we have just rearranged the vertices (from optimizing), the vertex
// indices of a bone are obviously incorrect (i.e., they index to vertices the bone
// does not influence since we moved vertices around). In order to update a bone's
// vertex indices to the vertices the bone _does_ influence, we simply need to specify
// where we remapped the vertices to, so that the vertex indices can be updated to
// match. This is done with the ID3DXSkinInfo::Remap method.
HR(mSkinInfo->Remap(optimizedTempMesh->GetNumVertices(),
(DWORD*)remap->GetBufferPointer()));
ReleaseCOM(remap); // Done with remap info.
//====================================================================
// The vertex format of the source mesh does not include vertex weights
// nor bone index data, which are both needed for vertex blending.
// Therefore, we must convert the source mesh to an "indexed-blended-mesh,"
// which does have the necessary data.
DWORD numBoneComboEntries = 0;
ID3DXBuffer* boneComboTable = 0;
HR(mSkinInfo->ConvertToIndexedBlendedMesh(optimizedTempMesh, D3DXMESH_MANAGED | D3DXMESH_WRITEONLY,
MAX_NUM_BONES_SUPPORTED, 0, 0, 0, 0, &mMaxVertInfluences,
&numBoneComboEntries, &boneComboTable, &mSkinnedMesh));
ReleaseCOM(optimizedTempMesh); // Done with tempMesh.
ReleaseCOM(boneComboTable); // Don't need bone table.
#if defined(DEBUG) | defined(_DEBUG)
// Output to the debug output the vertex declaration of the mesh at this point.
// This is for insight only to see what exactly ConvertToIndexedBlendedMesh
// does to the vertex declaration.
D3DVERTEXELEMENT9 elems[MAX_FVF_DECL_SIZE];
HR(mSkinnedMesh->GetDeclaration(elems));
OutputDebugString("\nVertex Format After ConvertToIndexedBlendedMesh\n");
int i = 0;
while( elems[i].Stream != 0xff ) // While not D3DDECL_END()
{
if( elems[i].Type == D3DDECLTYPE_FLOAT1)
OutputDebugString("Type = D3DDECLTYPE_FLOAT1; ");
if( elems[i].Type == D3DDECLTYPE_FLOAT2)
OutputDebugString("Type = D3DDECLTYPE_FLOAT2; ");
if( elems[i].Type == D3DDECLTYPE_FLOAT3)
OutputDebugString("Type = D3DDECLTYPE_FLOAT3; ");
if( elems[i].Type == D3DDECLTYPE_UBYTE4)
OutputDebugString("Type = D3DDECLTYPE_UBYTE4; ");
if( elems[i].Usage == D3DDECLUSAGE_POSITION)
OutputDebugString("Usage = D3DDECLUSAGE_POSITION\n");
if( elems[i].Usage == D3DDECLUSAGE_BLENDWEIGHT)
OutputDebugString("Usage = D3DDECLUSAGE_BLENDWEIGHT\n");
if( elems[i].Usage == D3DDECLUSAGE_BLENDINDICES)
OutputDebugString("Usage = D3DDECLUSAGE_BLENDINDICES\n");
if( elems[i].Usage == D3DDECLUSAGE_NORMAL)
OutputDebugString("Usage = D3DDECLUSAGE_NORMAL\n");
if( elems[i].Usage == D3DDECLUSAGE_TEXCOORD)
OutputDebugString("Usage = D3DDECLUSAGE_TEXCOORD\n");
++i;
}
#endif
}
/** Merges a set of D3DXMeshes. */
static void MergeD3DXMeshes(
IDirect3DDevice9* Device,
TRefCountPtr<ID3DXMesh>& OutMesh,TArray<int32>& OutBaseFaceIndex,const TArray<ID3DXMesh*>& Meshes)
{
TArray<D3DVERTEXELEMENT9> VertexElements;
GetD3D9MeshVertexDeclarations(VertexElements);
// Count the number of faces and vertices in the input meshes.
int32 NumFaces = 0;
int32 NumVertices = 0;
for(int32 MeshIndex = 0;MeshIndex < Meshes.Num();MeshIndex++)
{
NumFaces += Meshes[MeshIndex]->GetNumFaces();
NumVertices += Meshes[MeshIndex]->GetNumVertices();
}
// Create mesh for source data
VERIFYD3D9RESULT(D3DXCreateMesh(
NumFaces,
NumVertices,
D3DXMESH_SYSTEMMEM,
(D3DVERTEXELEMENT9*)VertexElements.GetData(),
Device,
OutMesh.GetInitReference()
) );
// Fill D3DXMesh
FUtilVertex* ResultVertices;
uint16* ResultIndices;
::DWORD * ResultAttributes;
OutMesh->LockVertexBuffer(0,(LPVOID*)&ResultVertices);
OutMesh->LockIndexBuffer(0,(LPVOID*)&ResultIndices);
OutMesh->LockAttributeBuffer(0, &ResultAttributes);
int32 BaseVertexIndex = 0;
int32 BaseFaceIndex = 0;
for(int32 MeshIndex = 0;MeshIndex < Meshes.Num();MeshIndex++)
{
ID3DXMesh* Mesh = Meshes[MeshIndex];
FUtilVertex* Vertices;
uint16* Indices;
::DWORD * Attributes;
Mesh->LockVertexBuffer(0,(LPVOID*)&Vertices);
Mesh->LockIndexBuffer(0,(LPVOID*)&Indices);
Mesh->LockAttributeBuffer(0, &Attributes);
for(uint32 FaceIndex = 0;FaceIndex < Mesh->GetNumFaces();FaceIndex++)
{
for(uint32 VertexIndex = 0;VertexIndex < 3;VertexIndex++)
{
*ResultIndices++ = BaseVertexIndex + *Indices++;
}
}
OutBaseFaceIndex.Add(BaseFaceIndex);
BaseFaceIndex += Mesh->GetNumFaces();
FMemory::Memcpy(ResultVertices,Vertices,Mesh->GetNumVertices() * sizeof(FUtilVertex));
ResultVertices += Mesh->GetNumVertices();
BaseVertexIndex += Mesh->GetNumVertices();
FMemory::Memcpy(ResultAttributes,Attributes,Mesh->GetNumFaces() * sizeof(uint32));
ResultAttributes += Mesh->GetNumFaces();
Mesh->UnlockIndexBuffer();
Mesh->UnlockVertexBuffer();
Mesh->UnlockAttributeBuffer();
}
OutMesh->UnlockIndexBuffer();
OutMesh->UnlockVertexBuffer();
OutMesh->UnlockAttributeBuffer();
}
// This functions creates a sphere of "radius" and vertex color "color"
bool CreateSphere(float radius, int color, ID3DXMesh **mesh)
{
assert(g3D->mDevice != NULL);
assert(mesh != NULL);
// This is the number of divisions the sphere will have vertically and
// horizontally
const unsigned int kSlices = 16; // Vertical divisions
const unsigned int kStacks = 16; // Horizontal divisions
ID3DXMesh *temp = NULL; // Temp D3D mesh object
// Create the sphere
// By parameter:
// g3D->mDevice -- Pointer to the Direct3D device to be associated with the sphere
// radius -- Radius of the sphere
// kSlices -- Number of vertical divisions in the sphere
// kStacks -- Number of horizontal divisions in the sphere
// &temp -- A pointer to a ID3DXMesh*, it will get filled with the
// the created mesh
// NULL -- Optional pointer to a ID3DXBuffer, if a valid pointer was passed
// it would be filled with the adjacency information for each face in
// the mesh. By passing NULL, we say we don't want this information
if(D3DXCreateSphere(g3D->mDevice, radius, kSlices, kStacks, &temp, NULL) != D3D_OK)
return false;
// Next we clone the mesh. This does two things. First, it allows us to
// specify the vertex format we want on the cloned mesh. Second, it copies the
// current mesh data into the ID3DXMesh we passed to this function.
// By parameter:
// D3DXMESH_VB_MANAGED | D3DXMESH_IB_MANAGED -- Flags specifying how we want the mesh to be
// cloned. This particular flag combo says
// "Have the vertex buffer and index buffer
// associated with this mesh be in pooled memory
// that DirectX manages for us."
// SVertexType -- Flexible vertex format that we want the cloned mesh to be converted to
// g3D->mDevice -- IDirect3DDevice9 to associate this mesh with
// mesh -- A pointer to a ID3DXMesh* that will get filled with the cloned mesh
if(temp->CloneMeshFVF(D3DXMESH_VB_MANAGED | D3DXMESH_IB_MANAGED, SVertexType,
g3D->mDevice, mesh) != D3D_OK)
{
return false;
}
// Okay so up to this point we've created a stock D3D sphere, then converted
// it a sphere with the FVF that we want. Now were going to
// loop through each vertex and set it to the color that we want it to be
SVertex *v;
// Lock the vertex buffer
if((*mesh)->LockVertexBuffer(0, (void**)&v) != D3D_OK)
{
(*mesh)->Release();
return false;
}
// Loop through all the verts in the mesh, setting each one's
// color to the color passed into the function
for(unsigned int i = 0; i < (*mesh)->GetNumVertices(); ++i)
v[i].color = color;
// Don't be stingy, unlock the vertex buffer so others can use it
(*mesh)->UnlockVertexBuffer();
temp->Release(); // Last but not least, free up the temporary mesh
return true;
}
void Terrain::buildGeometry()
{
//===============================================================
// Create one large mesh for the grid in system memory.
DWORD numTris = (mVertRows-1)*(mVertCols-1)*2;
DWORD numVerts = mVertRows*mVertCols;
ID3DXMesh* mesh = 0;
D3DVERTEXELEMENT9 elems[MAX_FVF_DECL_SIZE];
UINT numElems = 0;
HR(VertexPNT::Decl->GetDeclaration(elems, &numElems));
HR(D3DXCreateMesh(numTris, numVerts,
D3DXMESH_SYSTEMMEM|D3DXMESH_32BIT, elems, gd3dDevice, &mesh));
//===============================================================
// Write the grid vertices and triangles to the mesh.
VertexPNT* v = 0;
HR(mesh->LockVertexBuffer(0, (void**)&v));
std::vector<D3DXVECTOR3> verts;
std::vector<DWORD> indices;
GenTriGrid(mVertRows, mVertCols, mDX, mDZ, D3DXVECTOR3(0.0f, 0.0f, 0.0f), verts, indices);
float w = mWidth;
float d = mDepth;
for(UINT i = 0; i < mesh->GetNumVertices(); ++i)
{
// We store the grid vertices in a linear array, but we can
// convert the linear array index to an (r, c) matrix index.
int r = i / mVertCols;
int c = i % mVertCols;
v[i].pos = verts[i];
v[i].pos.y = mHeightmap(r, c);
v[i].tex0.x = (v[i].pos.x + (0.5f*w)) / w;
v[i].tex0.y = (v[i].pos.z - (0.5f*d)) / -d;
}
// Write triangle data so we can compute normals.
DWORD* indexBuffPtr = 0;
HR(mesh->LockIndexBuffer(0, (void**)&indexBuffPtr));
for(UINT i = 0; i < mesh->GetNumFaces(); ++i)
{
indexBuffPtr[i*3+0] = indices[i*3+0];
indexBuffPtr[i*3+1] = indices[i*3+1];
indexBuffPtr[i*3+2] = indices[i*3+2];
}
HR(mesh->UnlockIndexBuffer());
// Compute Vertex Normals.
HR(D3DXComputeNormals(mesh, 0));
//===============================================================
// Now break the grid up into subgrid meshes.
// Find out the number of subgrids we'll have. For example, if
// m = 513, n = 257, SUBGRID_VERT_ROWS = SUBGRID_VERT_COLS = 33,
// then subGridRows = 512/32 = 16 and sibGridCols = 256/32 = 8.
int subGridRows = (mVertRows-1) / (SubGrid::NUM_ROWS-1);
int subGridCols = (mVertCols-1) / (SubGrid::NUM_COLS-1);
for(int r = 0; r < subGridRows; ++r)
{
for(int c = 0; c < subGridCols; ++c)
{
// Rectangle that indicates (via matrix indices ij) the
// portion of global grid vertices to use for this subgrid.
RECT R =
{
c * (SubGrid::NUM_COLS-1),
r * (SubGrid::NUM_ROWS-1),
(c+1) * (SubGrid::NUM_COLS-1),
(r+1) * (SubGrid::NUM_ROWS-1)
};
buildSubGridMesh(R, v);
}
}
HR(mesh->UnlockVertexBuffer());
ReleaseCOM(mesh); // Done with global mesh.
}
void LoadXFile(const std::string & filename, ID3DXMesh** meshOut, std::vector<Mtrl> & mtrls, std::vector<IDirect3DTexture9*> & texs)
{
ID3DXMesh* meshSys = 0;
ID3DXBuffer * adjBuffer = 0;
ID3DXBuffer * mtrlBuffer = 0;
DWORD numMtrls = 0;
//step 1. Load the x file into system memory
HR(D3DXLoadMeshFromX(filename.c_str(), D3DXMESH_SYSTEMMEM, gd3dDevice, &adjBuffer, &mtrlBuffer, 0, &numMtrls, &meshSys));
//step 2. look into MAX_FVF_DECL_SIZE
D3DVERTEXELEMENT9 elems[MAX_FVF_DECL_SIZE];
HR(meshSys->GetDeclaration(elems));
bool hasNormals = false;
D3DVERTEXELEMENT9 term = D3DDECL_END();
for(int i = 0; i < MAX_FVF_DECL_SIZE; ++i)
{
//did we reach end?
if(elems[i].Stream == 0xff)
break;
if(elems[i].Type == D3DDECLTYPE_FLOAT3 && elems[i].Usage == D3DDECLUSAGE_NORMAL && elems[i].UsageIndex == 0)
{
hasNormals = true;
break;
}
}
//step 3.
D3DVERTEXELEMENT9 elements[64];
UINT numElements = 0;
VertexPNT::Decl->GetDeclaration(elements, &numElements);
ID3DXMesh * temp = 0;
//HR(meshSys->CloneMesh(D3DXMESH_SYSTEMMEM, elements, gd3dDevice, &temp));
HR(meshSys->CloneMesh(D3DXMESH_32BIT, elements, gd3dDevice, &temp));
ReleaseCOM(meshSys);
meshSys = temp;
//step 4
if( hasNormals == false )
HR(D3DXComputeNormals(meshSys, 0));
//step 5
HR(meshSys->Optimize(D3DXMESH_MANAGED | D3DXMESHOPT_COMPACT | D3DXMESHOPT_ATTRSORT
| D3DXMESHOPT_VERTEXCACHE, (DWORD*)adjBuffer->GetBufferPointer(), 0, 0, 0, meshOut));
ReleaseCOM(meshSys); //Done w/ system mesh
ReleaseCOM(adjBuffer); //done with buffer
//step 6: get the materials and load the textures
if(mtrlBuffer != 0 && numMtrls != 0)
{
D3DXMATERIAL *d3dxMtrls = (D3DXMATERIAL*)mtrlBuffer->GetBufferPointer();
for(DWORD i = 0; i < numMtrls; ++i)
{
//save the ith material. MatD3D ambient
//doesnt have a default value, so I'm setting
//it to be the same as the diffuse
Mtrl m;
m.ambient = d3dxMtrls[i].MatD3D.Diffuse;
m.diffuse = d3dxMtrls[i].MatD3D.Diffuse;
m.spec = d3dxMtrls[i].MatD3D.Specular;
m.specPower = d3dxMtrls[i].MatD3D.Power;
mtrls.push_back(m);
//check if the ith material has an associative texture
if(d3dxMtrls[i].pTextureFilename != 0)
{
//yes, load the texture for the ith subset
IDirect3DTexture9* tex = 0;
char *texFN = d3dxMtrls[i].pTextureFilename;
HR(D3DXCreateTextureFromFile(gd3dDevice, texFN, &tex));
//save the loaded texure
texs.push_back(tex);
}
else
{
//no texture
texs.push_back( 0 );
}
}
}
ReleaseCOM(mtrlBuffer); // done with the buffer
}
//--------------------------------------------------------------------------------------
HRESULT CMeshLoader::Create( IDirect3DDevice9* pd3dDevice, const WCHAR* strFilename )
{
HRESULT hr;
WCHAR str[ MAX_PATH ] = {0};
// Start clean
Destroy();
// Store the device pointer
m_pd3dDevice = pd3dDevice;
// Load the vertex buffer, index buffer, and subset information from a file. In this case,
// an .obj file was chosen for simplicity, but it's meant to illustrate that ID3DXMesh objects
// can be filled from any mesh file format once the necessary data is extracted from file.
//V_RETURN( LoadGeometryFromOBJ( strFilename ) );
V_RETURN( LoadGeometryFromOBJ_Fast( strFilename ) );
// Set the current directory based on where the mesh was found
WCHAR wstrOldDir[MAX_PATH] = {0};
GetCurrentDirectory( MAX_PATH, wstrOldDir );
SetCurrentDirectory( m_strMediaDir );
// Load material textures
for( int iMaterial = 0; iMaterial < m_Materials.GetSize(); iMaterial++ )
{
Material* pMaterial = m_Materials.GetAt( iMaterial );
if( pMaterial->strTexture[0] )
{
// Avoid loading the same texture twice
bool bFound = false;
for( int x = 0; x < iMaterial; x++ )
{
Material* pCur = m_Materials.GetAt( x );
if( 0 == wcscmp( pCur->strTexture, pMaterial->strTexture ) )
{
bFound = true;
pMaterial->pTexture = pCur->pTexture;
break;
}
}
// Not found, load the texture
if( !bFound )
{
V_RETURN( DXUTFindDXSDKMediaFileCch( str, MAX_PATH, pMaterial->strTexture ) );
V_RETURN( D3DXCreateTextureFromFile( pd3dDevice, pMaterial->strTexture,
&( pMaterial->pTexture ) ) );
int a = 0;
}
}
}
// Restore the original current directory
SetCurrentDirectory( wstrOldDir );
// Create the encapsulated mesh
ID3DXMesh* pMesh = NULL;
V_RETURN( D3DXCreateMesh( m_Indices.GetSize() / 3, m_Vertices.GetSize(),
D3DXMESH_MANAGED | D3DXMESH_32BIT, VERTEX_DECL,
pd3dDevice, &pMesh ) );
// Copy the vertex data
VERTEX* pVertex;
V_RETURN( pMesh->LockVertexBuffer( 0, ( void** )&pVertex ) );
memcpy( pVertex, m_Vertices.GetData(), m_Vertices.GetSize() * sizeof( VERTEX ) );
pMesh->UnlockVertexBuffer();
m_Vertices.RemoveAll();
// Copy the index data
DWORD* pIndex;
V_RETURN( pMesh->LockIndexBuffer( 0, ( void** )&pIndex ) );
memcpy( pIndex, m_Indices.GetData(), m_Indices.GetSize() * sizeof( DWORD ) );
pMesh->UnlockIndexBuffer();
m_Indices.RemoveAll();
// Copy the attribute data
DWORD* pSubset;
V_RETURN( pMesh->LockAttributeBuffer( 0, &pSubset ) );
memcpy( pSubset, m_Attributes.GetData(), m_Attributes.GetSize() * sizeof( DWORD ) );
pMesh->UnlockAttributeBuffer();
m_Attributes.RemoveAll();
// Reorder the vertices according to subset and optimize the mesh for this graphics
// card's vertex cache. When rendering the mesh's triangle list the vertices will
// cache hit more often so it won't have to re-execute the vertex shader.
DWORD* aAdjacency = new DWORD[pMesh->GetNumFaces() * 3];
if( aAdjacency == NULL )
return E_OUTOFMEMORY;
V( pMesh->GenerateAdjacency( 1e-6f, aAdjacency ) );
V( pMesh->OptimizeInplace( D3DXMESHOPT_ATTRSORT | D3DXMESHOPT_VERTEXCACHE, aAdjacency, NULL, NULL, NULL ) );
SAFE_DELETE_ARRAY( aAdjacency );
m_pMesh = pMesh;
return S_OK;
}
WaterDemo::WaterDemo(HINSTANCE hInstance, std::string winCaption, D3DDEVTYPE devType, DWORD requestedVP)
: D3DApp(hInstance, winCaption, devType, requestedVP)
{
if(!checkDeviceCaps())
{
MessageBox(0, "checkDeviceCaps() Failed", 0, 0);
PostQuitMessage(0);
}
InitAllVertexDeclarations();
mLight.dirW = D3DXVECTOR3(0.0f, -2.0f, -1.0f);
D3DXVec3Normalize(&mLight.dirW, &mLight.dirW);
mLight.ambient = D3DXCOLOR(0.3f, 0.3f, 0.3f, 1.0f);
mLight.diffuse = D3DXCOLOR(1.0f, 1.0f, 1.0f, 1.0f);
mLight.spec = D3DXCOLOR(0.7f, 0.7f, 0.7f, 1.0f);
mGfxStats = new GfxStats();
mSky = new Sky("grassenvmap1024.dds", 10000.0f);
D3DXMATRIX waterWorld;
D3DXMatrixTranslation(&waterWorld, 0.0f, 2.0f, 0.0f);
Mtrl waterMtrl;
waterMtrl.ambient = D3DXCOLOR(0.26f, 0.23f, 0.3f, 0.90f);
waterMtrl.diffuse = D3DXCOLOR(0.26f, 0.23f, 0.3f, 0.90f);
waterMtrl.spec = 1.0f*WHITE;
waterMtrl.specPower = 64.0f;
Water::InitInfo waterInitInfo;
waterInitInfo.dirLight = mLight;
waterInitInfo.mtrl = waterMtrl;
waterInitInfo.vertRows = 128;
waterInitInfo.vertCols = 128;
waterInitInfo.dx = 1.0f;
waterInitInfo.dz = 1.0f;
waterInitInfo.waveMapFilename0 = "wave0.dds";
waterInitInfo.waveMapFilename1 = "wave1.dds";
waterInitInfo.waveMapVelocity0 = D3DXVECTOR2(0.05f, 0.08f);
waterInitInfo.waveMapVelocity1 = D3DXVECTOR2(-0.02f, 0.1f);
waterInitInfo.texScale = 16.0f;
waterInitInfo.toWorld = waterWorld;
mWater = new Water(waterInitInfo);
mWater->setEnvMap(mSky->getEnvMap());
ID3DXMesh* tempMesh = 0;
LoadXFile("BasicColumnScene.x", &tempMesh, mSceneMtrls, mSceneTextures);
// Get the vertex declaration for the NMapVertex.
D3DVERTEXELEMENT9 elems[MAX_FVF_DECL_SIZE];
UINT numElems = 0;
HR(NMapVertex::Decl->GetDeclaration(elems, &numElems));
// Clone the mesh to the NMapVertex format.
ID3DXMesh* clonedTempMesh = 0;
HR(tempMesh->CloneMesh(D3DXMESH_MANAGED, elems, gd3dDevice, &clonedTempMesh));
// Now use D3DXComputeTangentFrameEx to build the TNB-basis for each vertex
// in the mesh.
HR(D3DXComputeTangentFrameEx(
clonedTempMesh, // Input mesh
D3DDECLUSAGE_TEXCOORD, 0, // Vertex element of input tex-coords.
D3DDECLUSAGE_BINORMAL, 0, // Vertex element to output binormal.
D3DDECLUSAGE_TANGENT, 0, // Vertex element to output tangent.
D3DDECLUSAGE_NORMAL, 0, // Vertex element to output normal.
0, // Options
0, // Adjacency
0.01f, 0.25f, 0.01f, // Thresholds for handling errors
&mSceneMesh, // Output mesh
0)); // Vertex Remapping
// Done with temps.
ReleaseCOM(tempMesh);
ReleaseCOM(clonedTempMesh);
D3DXMatrixIdentity(&mSceneWorld);
D3DXMatrixIdentity(&mSceneWorldInv);
HR(D3DXCreateTextureFromFile(gd3dDevice, "floor_nmap.bmp", &mSceneNormalMaps[0]));
HR(D3DXCreateTextureFromFile(gd3dDevice, "bricks_nmap.bmp", &mSceneNormalMaps[1]));
HR(D3DXCreateTextureFromFile(gd3dDevice, "whitetex.dds", &mWhiteTex));
// Initialize camera.
gCamera->pos().y = 7.0f;
gCamera->pos().z = -30.0f;
gCamera->setSpeed(10.0f);
mGfxStats->addVertices(mSceneMesh->GetNumVertices());
mGfxStats->addTriangles(mSceneMesh->GetNumFaces());
mGfxStats->addVertices(mWater->getNumVertices());
mGfxStats->addTriangles(mWater->getNumTriangles());
mGfxStats->addVertices(mSky->getNumVertices());
mGfxStats->addTriangles(mSky->getNumTriangles());
buildFX();
onResetDevice();
}
void PropsDemo::drawScene()
{
// Clear the backbuffer and depth buffer.
HR(gd3dDevice->Clear(0, 0, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER, 0xff888888, 1.0f, 0));
HR(gd3dDevice->BeginScene());
HR(mFX->SetValue(mhEyePosW, &gCamera->pos(), sizeof(D3DXVECTOR3)));
HR(mFX->SetTechnique(mhTech));
UINT numPasses = 0;
HR(mFX->Begin(&numPasses, 0));
HR(mFX->BeginPass(0));
drawObject(mCastle, mCastleWorld);
// Use alpha test to block non leaf pixels from being rendered in the
// trees (i.e., use alpha mask).
HR(gd3dDevice->SetRenderState(D3DRS_ALPHATESTENABLE, true));
HR(gd3dDevice->SetRenderState(D3DRS_ALPHAFUNC, D3DCMP_GREATEREQUAL));
HR(gd3dDevice->SetRenderState(D3DRS_ALPHAREF, 200));
// Draw the trees: NUM_TREES/4 of each of the four types.
for(int i = 0; i < NUM_TREES; ++i)
{
if( i < NUM_TREES/4 )
drawObject(mTrees[0], mTreeWorlds[i]);
else if( i < 2*NUM_TREES/4 )
drawObject(mTrees[1], mTreeWorlds[i]);
else if( i < 3*NUM_TREES/4 )
drawObject(mTrees[2], mTreeWorlds[i]);
else
drawObject(mTrees[3], mTreeWorlds[i]);
}
HR(gd3dDevice->SetRenderState(D3DRS_ALPHATESTENABLE, false));
HR(mFX->EndPass());
HR(mFX->End());
HR(mGrassFX->SetValue(mhGrassEyePosW, &gCamera->pos(), sizeof(D3DXVECTOR3)));
HR(mGrassFX->SetMatrix(mhGrassViewProj, &(gCamera->viewProj())));
HR(mGrassFX->SetFloat(mhGrassTime, mTime));
HR(mGrassFX->Begin(&numPasses, 0));
HR(mGrassFX->BeginPass(0));
// Draw to depth buffer only.
HR(mGrassMesh->DrawSubset(0));
HR(mGrassFX->EndPass());
HR(mGrassFX->End());
mTerrain->draw();
mWater->draw(); // draw alpha blended objects last.
mGfxStats->display();
HR(gd3dDevice->EndScene());
// Present the backbuffer.
HR(gd3dDevice->Present(0, 0, 0, 0));
}
void PropsDemo::buildGrass()
{
D3DVERTEXELEMENT9 elems[MAX_FVF_DECL_SIZE];
UINT numElems = 0;
HR(GrassVertex::Decl->GetDeclaration(elems, &numElems));
HR(D3DXCreateMesh(NUM_GRASS_BLOCKS*2, NUM_GRASS_BLOCKS*4, D3DXMESH_MANAGED,
elems, gd3dDevice, &mGrassMesh));
GrassVertex* v = 0;
WORD* k = 0;
HR(mGrassMesh->LockVertexBuffer(0, (void**)&v));
HR(mGrassMesh->LockIndexBuffer(0, (void**)&k));
int indexOffset = 0;
// Scale down the region in which we generate grass.
int w = (int)(mTerrain->getWidth() * 0.15f);
int d = (int)(mTerrain->getDepth() * 0.15f);
// Randomly generate a grass block (three intersecting quads) around the
// terrain in the height range [35, 50] (similar to the trees).
for(int i = 0; i < NUM_GRASS_BLOCKS; ++i)
{
//============================================
// Construct vertices.
// Generate random position in region. Note that we also shift
// this region to place it in the world.
float x = (float)((rand() % w) - (w*0.5f)) - 30.0f;
float z = (float)((rand() % d) - (d*0.5f)) - 20.0f;
float y = mTerrain->getHeight(x, z);
// Only generate grass blocks in this height range. If the height
// is outside this range, generate a new random position and
// try again.
if(y < 37.0f || y > 40.0f)
{
--i; // We are trying again, so decrement back the index.
continue;
}
float sx = GetRandomFloat(0.75f, 1.25f);
float sy = GetRandomFloat(0.75f, 1.25f);
float sz = GetRandomFloat(0.75f, 1.25f);
D3DXVECTOR3 pos(x, y, z);
D3DXVECTOR3 scale(sx, sy, sz);
buildGrassFin(v, k, indexOffset, pos, scale);
v += 4;
k += 6;
}
HR(mGrassMesh->UnlockVertexBuffer());
HR(mGrassMesh->UnlockIndexBuffer());
// Fill in the attribute buffer (everything in subset 0)
DWORD* attributeBufferPtr = 0;
HR(mGrassMesh->LockAttributeBuffer(0, &attributeBufferPtr));
for(UINT i = 0; i < mGrassMesh->GetNumFaces(); ++i)
attributeBufferPtr[i] = 0;
HR(mGrassMesh->UnlockAttributeBuffer());
DWORD* adj = new DWORD[mGrassMesh->GetNumFaces()*3];
HR(mGrassMesh->GenerateAdjacency(EPSILON, adj));
HR(mGrassMesh->OptimizeInplace(D3DXMESHOPT_ATTRSORT|D3DXMESHOPT_VERTEXCACHE,
adj, 0, 0, 0));
delete [] adj;
}
int APIENTRY WinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int nCmdShow)
{
WNDCLASS wc;
wc.style = CS_HREDRAW | CS_VREDRAW | CS_OWNDC;
wc.lpfnWndProc = (WNDPROC) MainWindowProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInstance;
wc.hIcon = NULL;
wc.hCursor = LoadCursor(NULL, MAKEINTRESOURCE(IDC_ARROW));
wc.hbrBackground = (HBRUSH) GetStockObject(WHITE_BRUSH);
wc.lpszMenuName = NULL;
wc.lpszClassName = "xtocmod";
if (RegisterClass(&wc) == 0)
{
MessageBox(NULL,
"Failed to register the window class.", "Fatal Error",
MB_OK | MB_ICONERROR);
return NULL;
}
DWORD windowStyle = (WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU |
WS_THICKFRAME | WS_MINIMIZEBOX | WS_MAXIMIZEBOX);
g_mainWindow = CreateWindow("xtocmod",
"xtocmod",
windowStyle,
CW_USEDEFAULT,
CW_USEDEFAULT,
300, 300,
NULL,
NULL,
hInstance,
NULL);
if (g_mainWindow == NULL)
{
MessageBox(NULL,
"Error creating application window.", "Fatal Error",
MB_OK | MB_ICONERROR);
}
//ShowWindow(g_mainWindow, SW_SHOW);
SetForegroundWindow(g_mainWindow);
SetFocus(g_mainWindow);
// Initialize D3D
g_d3d = Direct3DCreate9(D3D_SDK_VERSION);
if (g_d3d == NULL)
{
ShowD3DErrorMessage("Initializing D3D", 0);
return 1;
}
D3DPRESENT_PARAMETERS presentParams;
ZeroMemory(&presentParams, sizeof(presentParams));
presentParams.Windowed = TRUE;
presentParams.SwapEffect = D3DSWAPEFFECT_COPY;
#if 0
presentParams.BackBufferWidth = 300;
presentParams.BackBufferHeight = 300;
presentParams.BackBufferCount = 1;
presentParams.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE;
presentParams.Windowed = TRUE;
#endif
HRESULT hr = g_d3d->CreateDevice(D3DADAPTER_DEFAULT,
D3DDEVTYPE_HAL,
g_mainWindow,
D3DCREATE_HARDWARE_VERTEXPROCESSING,
&presentParams,
&g_d3dDev);
if (FAILED(hr))
{
ShowD3DErrorMessage("Creating D3D device", hr);
//return 1;
}
string inputFilename(lpCmdLine);
string outputFilename(inputFilename, 0, inputFilename.rfind('.'));
outputFilename += ".cmod";
ID3DXMesh* mesh = NULL;
ID3DXBuffer* adjacency = NULL;
ID3DXBuffer* materialBuf = NULL;
ID3DXBuffer* effects = NULL;
DWORD numMaterials;
hr = D3DXLoadMeshFromX(inputFilename.c_str(),
0,
g_d3dDev,
&adjacency,
&materialBuf,
&effects,
&numMaterials,
&mesh);
if (FAILED(hr))
{
ShowD3DErrorMessage("Loading mesh from X file", hr);
return 1;
}
DWORD numVertices = mesh->GetNumVertices();
DWORD numFaces = mesh->GetNumFaces();
cout << "vertices: " << numVertices << '\n';
cout << "faces: " << numFaces << '\n';
cout << "adjacency buffer size: " << adjacency->GetBufferSize() << '\n';
ofstream meshfile(outputFilename.c_str());
// Output the header
meshfile << "#celmodel__ascii\n\n";
cout << "numMaterials=" << numMaterials << '\n';
D3DXMATERIAL* materials = reinterpret_cast<D3DXMATERIAL*>(materialBuf->GetBufferPointer());
for (DWORD mat = 0; mat < numMaterials; mat++)
{
meshfile << "material\n";
meshfile << "diffuse " << materials[mat].MatD3D.Diffuse << '\n';
//meshfile << "emissive " << materials[mat].MatD3D.Emissive << '\n';
meshfile << "specular " << materials[mat].MatD3D.Specular << '\n';
meshfile << "specpower " << materials[mat].MatD3D.Power << '\n';
meshfile << "opacity " << materials[mat].MatD3D.Diffuse.a << '\n';
meshfile << "end_material\n\n";
}
// Vertex format
D3DVERTEXELEMENT9 declElements[MAX_FVF_DECL_SIZE];
hr = mesh->GetDeclaration(declElements);
if (FAILED(hr))
{
ShowD3DErrorMessage("Checking vertex declaration", hr);
return 1;
}
DWORD stride = D3DXGetDeclVertexSize(declElements, 0);
VertexAttribute vertexMap[VertexAttribute::MaxAttribute];
CreateVertexAttributeMap(declElements, vertexMap);
meshfile << "mesh\n\n";
DumpVertexDescription(vertexMap, meshfile);
ID3DXMesh* optMesh = NULL;
ID3DXBuffer* vertexRemap = NULL;
DWORD* faceRemap = new DWORD[numFaces];
DWORD* optAdjacency = new DWORD[numFaces * 3];
hr = mesh->Optimize(D3DXMESHOPT_COMPACT | D3DXMESHOPT_STRIPREORDER,
//D3DXMESHOPT_VERTEXCACHE |
reinterpret_cast<DWORD*>(adjacency->GetBufferPointer()),
optAdjacency,
faceRemap,
&vertexRemap,
&optMesh);
if (FAILED(hr))
{
ShowD3DErrorMessage("Optimize failed: ", hr);
return 1;
}
// Attribute table
DWORD attribTableSize = 0;
hr = optMesh->GetAttributeTable(NULL, &attribTableSize);
if (FAILED(hr))
{
ShowD3DErrorMessage("Querying attribute table size", hr);
return 1;
}
D3DXATTRIBUTERANGE* attribTable = NULL;
if (attribTableSize > 0)
{
attribTable = new D3DXATTRIBUTERANGE[attribTableSize];
hr = optMesh->GetAttributeTable(attribTable, &attribTableSize);
if (FAILED(hr))
{
ShowD3DErrorMessage("Getting attribute table", hr);
return 1;
}
}
cout << "Attribute table size: " << attribTableSize << '\n';
if (attribTableSize == 1)
{
cout << "Attribute id: " << attribTable[0].AttribId << '\n';
}
if (!DumpMeshVertices(optMesh, vertexMap, stride, meshfile))
return 1;
// output the indices
for (DWORD attr = 0; attr < attribTableSize; attr++)
{
StripifyMeshSubset(optMesh, attr, meshfile);
}
meshfile << "\nend_mesh\n";
#if 0
IDirect3DIndexBuffer9* indices = NULL;
hr = mesh->GetIndexBuffer(&indices);
#endif
#if 0
// No message loop required for this app
MSG msg;
GetMessage(&msg, NULL, 0u, 0u);
while (msg.message != WM_QUIT)
{
GetMessage(&msg, NULL, 0u, 0u);
TranslateMessage(&msg);
DispatchMessage(&msg);
}
#endif
return 0;
}
void World::editTerrain()
{
BOOL hit = false;
DWORD faceIndex, hitCount;
float u, v, dist;
LPD3DXBUFFER allHits;
ID3DXMesh* mesh = mTerrain->getMesh()->getMesh();
if(gInput->keyDown(VK_LBUTTON) || gInput->keyDown(VK_RBUTTON))
{
float strength = 300.0f;
if(gInput->keyDown(VK_RBUTTON))
strength *= -1;
D3DXVECTOR3 origin, dir;
gInput->getWorldPickingRay(origin, dir);
D3DXIntersect(mesh, &origin, &dir, &hit, &faceIndex, &u, &v, &dist, &allHits, &hitCount);
if(hit)
{
DWORD* k = 0;
mesh->LockIndexBuffer(0, (void**)&k);
int pressed = k[faceIndex*3];
mesh->UnlockIndexBuffer();
VertexPNT* v = 0;
mesh->LockVertexBuffer(0, (void**)&v);
int size = 10;
int x = pressed % mTerrain->getColums();
int z = pressed / mTerrain->getColums();
for(int i = z - size/2; i < z + size/2; i++)
for(int j = x - size/2; j < x + size/2; j++) {
if(i < 0 || j < 0 || i >= mTerrain->getRows() || j >= mTerrain->getColums())
continue;
float dist = sqrt((float)(z-i)*(z-i) + (float)(x-j)*(x-j));
dist = max(dist, 3.0f);
if(strength > 0)
v[i*mTerrain->getColums() + j].pos.y += min(strength / dist, strength)/100;
else
v[i*mTerrain->getColums() + j].pos.y += max(strength / dist, strength)/100;
}
mesh->UnlockVertexBuffer();
//mTerrain->smothOut(x, z, 10);
}
}
if(gInput->keyPressed(VK_MBUTTON)) {
D3DXIntersect(mesh, &gCamera->getPosition(), &gCamera->getDirection(), &hit, &faceIndex, &u, &v, &dist, &allHits, &hitCount);
if(hit)
{
DWORD* k = 0;
mesh->LockIndexBuffer(0, (void**)&k);
int pressed = k[faceIndex*3];
mesh->UnlockIndexBuffer();
VertexPNT* v = 0;
mesh->LockVertexBuffer(0, (void**)&v);
int size = 10;
int x = pressed % mTerrain->getColums();
int z = pressed / mTerrain->getColums();
mTerrain->smothOut(x, z, 5);
}
}
}
bool CMeshBundle::loadMesh( const CResourceId& id, const CResourceId& fullName, CMesh& mesh ) const
{
// try to load with D3DX
// obsolete case: .X files
if( CStringHelper::endsWith( fullName.getUniqueName(), ".x" ) || CStringHelper::endsWith( fullName.getUniqueName(), ".X" ) ) {
ID3DXBuffer* adjancency = NULL;
ID3DXBuffer* material = NULL;
ID3DXBuffer* effects = NULL;
DWORD matCount;
ID3DXMesh* dxmesh = NULL;
HRESULT hres = D3DXLoadMeshFromX(
fullName.getUniqueName().c_str(),
D3DXMESH_SYSTEMMEM,
&CD3DDevice::getInstance().getDevice(),
&adjancency,
&material,
&effects,
&matCount,
&dxmesh );
if( !SUCCEEDED( hres ) )
return false;
assert( dxmesh );
if( adjancency )
adjancency->Release();
if( material )
material->Release();
if( effects )
effects->Release();
//
// init our mesh
assert( !mesh.isCreated() );
// HACK - very limited
int formatFlags = 0;
DWORD dxFormat = dxmesh->GetFVF();
if( dxFormat & D3DFVF_XYZ )
formatFlags |= CVertexFormat::V_POSITION;
if( dxFormat & D3DFVF_NORMAL )
formatFlags |= CVertexFormat::V_NORMAL;
if( dxFormat & D3DFVF_TEX1 )
formatFlags |= CVertexFormat::V_UV0_2D;
CVertexFormat vertFormat( formatFlags );
// HACK
int indexStride = 2;
CD3DVertexDecl* vertDecl = RGET_VDECL( CVertexDesc( vertFormat ) );
mesh.createResource( dxmesh->GetNumVertices(), dxmesh->GetNumFaces()*3, vertFormat, indexStride, *vertDecl, CMesh::BUF_STATIC );
//
// now, copy data into our mesh
void *dxvb, *dxib;
dxmesh->LockVertexBuffer( 0, &dxvb );
dxmesh->LockIndexBuffer( 0, &dxib );
void* myvb = mesh.lockVBWrite();
void* myib = mesh.lockIBWrite();
memcpy( myvb, dxvb, mesh.getVertexCount() * mesh.getVertexStride() );
memcpy( myib, dxib, mesh.getIndexCount() * mesh.getIndexStride() );
dxmesh->UnlockVertexBuffer();
dxmesh->UnlockIndexBuffer();
mesh.unlockVBWrite();
mesh.unlockIBWrite();
//
// create groups
int ngroups;
dxmesh->GetAttributeTable( 0, (DWORD*)&ngroups );
D3DXATTRIBUTERANGE *attrs = new D3DXATTRIBUTERANGE[ngroups];
dxmesh->GetAttributeTable( attrs, (DWORD*)&ngroups );
for( int i = 0; i < ngroups; ++i ) {
const D3DXATTRIBUTERANGE& a = attrs[i];
mesh.addGroup( CMesh::CGroup( a.VertexStart, a.VertexCount, a.FaceStart, a.FaceCount ) );
}
delete[] attrs;
// release d3dx mesh
dxmesh->Release();
} else {
// our own format
assert( !mesh.isCreated() );
bool ok = CMeshSerializer::loadMeshFromFile( fullName.getUniqueName().c_str(), mesh );
if( !ok )
return false;
}
mesh.computeAABBs();
CONSOLE.write( "mesh loaded '" + id.getUniqueName() + "'" );
return true;
}
ID3DXMesh* GenerateSphere(IDirect3DDevice9* device, float radius, UINT rings, UINT sectors)
{
if (!device)
{
return 0;
}
const DWORD numVertexes = rings * sectors;
const DWORD numFaces = (rings - 1) * (sectors - 1) * 2;
ID3DXMesh* mesh = 0;
HRESULT hr = D3DXCreateMeshFVF(numFaces,
numVertexes,
D3DXMESH_32BIT | D3DXMESH_VB_WRITEONLY | D3DXMESH_IB_WRITEONLY,
D3DFVF_XYZ | D3DFVF_NORMAL | D3DFVF_TEX1,
device,
&mesh);
if (FAILED(hr))
{
MessageBox(0, L"Unable to generate sphere", L"Application error", MB_ICONSTOP);
return 0;
}
SphereVertex* vertexes = 0;
DWORD* indexes = 0;
mesh->LockVertexBuffer(0, (void**)&vertexes);
mesh->LockIndexBuffer(0, (void**)&indexes);
float const R = 1.f / (float)(rings - 1);
float const S = 1.f / (float)(sectors - 1);
//
for (UINT ring = 0; ring < rings; ring++)
{
for (UINT sector = 0; sector < sectors; sector++)
{
float const y = sin(D3DX_PI * 0.5f + D3DX_PI * ring * R );
float const x = cos(2 * D3DX_PI * sector * S) * sin( D3DX_PI * ring * R );
float const z = sin(2 * D3DX_PI * sector * S) * sin( D3DX_PI * ring * R );
SphereVertex* vertex = vertexes++;
vertex->pos = Vec3(x, y, z) * radius;
//
D3DXVec3Normalize(&vertex->normal, &vertex->pos);
vertex->tex = Vec2(sector / (float)(sectors - 1.0f),
ring / (float)(rings - 1.0f));
}
}
//
for (UINT ring = 0; ring < rings - 1; ++ring)
{
for (UINT sector = 0; sector < sectors - 1; ++sector)
{
DWORD v0 = ring * sectors + sector;
DWORD v1 = ring * sectors + sector + 1;
DWORD v2 = (ring + 1) * sectors + sector;
DWORD v3 = (ring + 1) * sectors + sector + 1;
*indexes++ = v0;
*indexes++ = v1;
*indexes++ = v2;
*indexes++ = v2;
*indexes++ = v1;
*indexes++ = v3;
}
}
mesh->UnlockIndexBuffer();
mesh->UnlockVertexBuffer();
return mesh;
}
ID3DXMesh* CMesh::createD3DXMesh() const
{
HRESULT hr;
ID3DXMesh* dxMesh = 0;
DWORD meshOpts = D3DXMESH_MANAGED;
if( getIndexStride() == 4 )
meshOpts |= D3DXMESH_32BIT;
// get declaration
D3DVERTEXELEMENT9 decl[MAX_FVF_DECL_SIZE];
UINT numElements;
getVertexDecl().getObject()->GetDeclaration( decl, &numElements );
// create mesh
hr = D3DXCreateMesh( getIndexCount()/3, getVertexCount(), meshOpts, decl, &CD3DDevice::getInstance().getDevice(), &dxMesh );
if( FAILED(hr) )
return NULL;
// copy VB
{
const void* srcVB = lockVBRead();
void* dxVB = 0;
hr = dxMesh->LockVertexBuffer( 0, &dxVB );
if( FAILED(hr) ) {
dxMesh->Release();
return NULL;
}
memcpy( dxVB, srcVB, getVertexCount() * getVertexStride() );
hr = dxMesh->UnlockVertexBuffer();
unlockVBRead();
}
// copy IB
{
const void* srcIB = lockIBRead();
void* dxIB = 0;
hr = dxMesh->LockIndexBuffer( 0, &dxIB );
if( FAILED(hr) ) {
dxMesh->Release();
return NULL;
}
memcpy( dxIB, srcIB, getIndexCount() * getIndexStride() );
hr = dxMesh->UnlockIndexBuffer();
unlockIBRead();
}
// copy groups
{
int ngroups = getGroupCount();
D3DXATTRIBUTERANGE* attrs = new D3DXATTRIBUTERANGE[ngroups];
DWORD* attrBuf = 0;
hr = dxMesh->LockAttributeBuffer( 0, &attrBuf );
if( FAILED(hr) ) {
dxMesh->Release();
return NULL;
}
for( int g = 0; g < ngroups; ++g ) {
attrs[g].AttribId = g;
const CMesh::CGroup& group = getGroup(g);
attrs[g].VertexStart = group.getFirstVertex();
attrs[g].VertexCount = group.getVertexCount();
attrs[g].FaceStart = group.getFirstPrim();
attrs[g].FaceCount = group.getPrimCount();
for( int f = 0; f < group.getPrimCount(); ++f )
*attrBuf++ = g;
}
dxMesh->UnlockAttributeBuffer();
hr = dxMesh->SetAttributeTable( attrs, ngroups );
delete[] attrs;
}
return dxMesh;
}
Mesh* GenerateCylinder(IDirect3DDevice9* device, float radius, float height, UINT sectors)
{
if (!device)
{
return 0;
}
const DWORD numVertexes = 2 * (sectors + 1);
const DWORD numFaces = 2 * sectors;
ID3DXMesh* mesh = 0;
HRESULT hr = D3DXCreateMeshFVF(numFaces,
numVertexes,
D3DXMESH_32BIT | D3DXMESH_VB_WRITEONLY | D3DXMESH_IB_WRITEONLY,
D3DFVF_XYZ | D3DFVF_NORMAL | D3DFVF_TEX1,
device,
&mesh);
if (FAILED(hr))
{
MessageBox(0, L"Unable to generate sphere", L"Application error", MB_ICONSTOP);
return 0;
}
SphereVertex* vertexes = 0;
DWORD* indexes = 0;
mesh->LockVertexBuffer(0, (void**)&vertexes);
mesh->LockIndexBuffer(0, (void**)&indexes);
const UINT rings = 1;
//
for (UINT ring = 0; ring < rings + 1; ring++)
{
for (UINT sector = 0; sector < sectors + 1; sector++)
{
const float z = sinf(sector * D3DX_PI * 2.f / sectors) * radius;
const float x = cosf(sector * D3DX_PI * 2.f / sectors) * radius ;
const float y = height * (1.0f - (ring / rings));
SphereVertex* vertex = vertexes++;
vertex->pos = Vec3(x, y, z);
vertex->normal = Vec3(x, 0, z);
vertex->tex = Vec2((FLOAT)sector / (sectors - 1), (FLOAT)ring / rings );
}
}
//
for (UINT ring = 0; ring < rings; ++ring)
{
for (UINT sector = 0; sector < sectors; ++sector)
{
DWORD v0 = (ring * (sectors + 1) + sector);
DWORD v1 = (ring * (sectors + 1) + sector + 1);
DWORD v2 = ((ring + 1) * (sectors + 1) + sector);
DWORD v3 = ((ring + 1) * (sectors + 1) + sector + 1);
*indexes++ = v0;
*indexes++ = v1;
*indexes++ = v2;
*indexes++ = v2;
*indexes++ = v1;
*indexes++ = v3;
}
}
mesh->UnlockIndexBuffer();
mesh->UnlockVertexBuffer();
return mesh;
}
void Scene::LoadFromXFile(string file, IDirect3DDevice9 *device)
{
assert(device);
ID3DXBuffer *material = nullptr;
DWORD num_material = 0;
ID3DXMesh *mesh = nullptr;
HRESULT res = D3DXLoadMeshFromX(file.c_str(), // pFilename
D3DXMESH_DYNAMIC, // Options
device, // pD3DDevice
nullptr, // ppAdjacency
&material, // ppMaterials
nullptr, // ppEffectInstances
&num_material, // pNumMaterials
&mesh); // ppMesh
if (FAILED(res))
{
Logger::GtLogError("load mesh from X file failed:%s", file.c_str());
return;
}
assert(num_material == 1);
D3DXMATERIAL *mat = static_cast<D3DXMATERIAL *>(material->GetBufferPointer());
material_.ambient.r = mat->MatD3D.Ambient.r;
material_.ambient.g = mat->MatD3D.Ambient.g;
material_.ambient.b = mat->MatD3D.Ambient.b;
material_.ambient.a = mat->MatD3D.Ambient.a;
material_.diffuse.r = mat->MatD3D.Diffuse.r;
material_.diffuse.g = mat->MatD3D.Diffuse.g;
material_.diffuse.b = mat->MatD3D.Diffuse.b;
material_.diffuse.a = mat->MatD3D.Diffuse.a;
material_.specular.r = mat->MatD3D.Specular.r;
material_.specular.g = mat->MatD3D.Specular.g;
material_.specular.b = mat->MatD3D.Specular.b;
material_.specular.a = mat->MatD3D.Specular.a;
material_.emissive.r = mat->MatD3D.Emissive.r;
material_.emissive.g = mat->MatD3D.Emissive.g;
material_.emissive.b = mat->MatD3D.Emissive.b;
material_.emissive.a = mat->MatD3D.Emissive.a;
material_.power = mat->MatD3D.Power;
bool ret = texture_.Load(mat->pTextureFilename, device);
assert(ret);
material->Release();
DWORD num_vertex = mesh->GetNumVertices();
IDirect3DVertexBuffer9 *vertex_buffer = nullptr;
res = mesh->GetVertexBuffer(&vertex_buffer);
assert(SUCCEEDED(res));
uint8 *vertex_data = nullptr;
res = vertex_buffer->Lock(0, 0, reinterpret_cast<void **>(&vertex_data), D3DLOCK_READONLY);
assert(SUCCEEDED(res));
D3DVERTEXELEMENT9 vertex_elements[MAX_FVF_DECL_SIZE] = {0};
res = mesh->GetDeclaration(vertex_elements);
assert(SUCCEEDED(res));
int offset_pos = 0;
int offset_nor = 0;
int offset_tex = 0;
int vertex_size = mesh->GetNumBytesPerVertex();
for (int i = 0; i < MAX_FVF_DECL_SIZE; ++i)
{
if (vertex_elements[i].Type == D3DDECLTYPE_UNUSED)
break;
if (vertex_elements[i].Usage == D3DDECLUSAGE_POSITION)
{
offset_pos = vertex_elements[i].Offset;
}
if (vertex_elements[i].Usage == D3DDECLUSAGE_NORMAL)
{
offset_nor = vertex_elements[i].Offset;
}
if (vertex_elements[i].Usage == D3DDECLUSAGE_TEXCOORD)
{
offset_tex = vertex_elements[i].Offset;
}
}
Primitive verteies(num_vertex, nullptr, nullptr);
for (int i = 0; i < num_vertex; ++i)
{
verteies.positions[i] = *reinterpret_cast<Vector3 *>(vertex_data + vertex_size * i + offset_pos);
verteies.positions[i].Display();
verteies.normals[i] = *reinterpret_cast<Vector3 *>(vertex_data + vertex_size * i + offset_nor);
verteies.normals[i].Display();
verteies.uvs[i] = *reinterpret_cast<Vector2 *>(vertex_data + vertex_size * i + offset_tex);
verteies.uvs[i].Display();
}
primitive_ = verteies;
vertex_buffer->Unlock();
vertex_buffer->Release();
}
void LoadXFile(
const std::string& filename,
ID3DXMesh** meshOut,
std::vector<Mtrl>& mtrls,
std::vector<IDirect3DTexture9*>& texs)
{
// Step 1: Load the .x file from file into a system memory mesh.
ID3DXMesh* meshSys = 0;
ID3DXBuffer* adjBuffer = 0;
ID3DXBuffer* mtrlBuffer = 0;
DWORD numMtrls = 0;
HR(D3DXLoadMeshFromX(filename.c_str(), D3DXMESH_SYSTEMMEM, gd3dDevice,
&adjBuffer, &mtrlBuffer, 0, &numMtrls, &meshSys));
// Step 2: Find out if the mesh already has normal info?
D3DVERTEXELEMENT9 elems[MAX_FVF_DECL_SIZE];
HR(meshSys->GetDeclaration(elems));
bool hasNormals = false;
D3DVERTEXELEMENT9 term = D3DDECL_END();
for(int i = 0; i < MAX_FVF_DECL_SIZE; ++i)
{
// Did we reach D3DDECL_END() {0xFF,0,D3DDECLTYPE_UNUSED, 0,0,0}?
if(elems[i].Stream == 0xff )
break;
if( elems[i].Type == D3DDECLTYPE_FLOAT3 &&
elems[i].Usage == D3DDECLUSAGE_NORMAL &&
elems[i].UsageIndex == 0 )
{
hasNormals = true;
break;
}
}
// Step 3: Change vertex format to VertexPNT.
D3DVERTEXELEMENT9 elements[64];
UINT numElements = 0;
VertexPNT::Decl->GetDeclaration(elements, &numElements);
ID3DXMesh* temp = 0;
HR(meshSys->CloneMesh(D3DXMESH_SYSTEMMEM,
elements, gd3dDevice, &temp));
ReleaseCOM(meshSys);
meshSys = temp;
// Step 4: If the mesh did not have normals, generate them.
if( hasNormals == false)
HR(D3DXComputeNormals(meshSys, 0));
// Step 5: Optimize the mesh.
HR(meshSys->Optimize(D3DXMESH_MANAGED |
D3DXMESHOPT_COMPACT | D3DXMESHOPT_ATTRSORT | D3DXMESHOPT_VERTEXCACHE,
(DWORD*)adjBuffer->GetBufferPointer(), 0, 0, 0, meshOut));
ReleaseCOM(meshSys); // Done w/ system mesh.
ReleaseCOM(adjBuffer); // Done with buffer.
// Step 6: Extract the materials and load the textures.
if( mtrlBuffer != 0 && numMtrls != 0 )
{
D3DXMATERIAL* d3dxmtrls = (D3DXMATERIAL*)mtrlBuffer->GetBufferPointer();
for(DWORD i = 0; i < numMtrls; ++i)
{
// Save the ith material. Note that the MatD3D property does not have an ambient
// value set when its loaded, so just set it to the diffuse value.
Mtrl m;
m.ambient = d3dxmtrls[i].MatD3D.Diffuse;
m.diffuse = d3dxmtrls[i].MatD3D.Diffuse;
m.spec = d3dxmtrls[i].MatD3D.Specular;
m.specPower = d3dxmtrls[i].MatD3D.Power;
mtrls.push_back( m );
// Check if the ith material has an associative texture
if( d3dxmtrls[i].pTextureFilename != 0 )
{
// Yes, load the texture for the ith subset
IDirect3DTexture9* tex = 0;
char* texFN = d3dxmtrls[i].pTextureFilename;
HR(D3DXCreateTextureFromFile(gd3dDevice, texFN, &tex));
// Save the loaded texture
texs.push_back( tex );
}
else
{
// No texture for the ith subset
texs.push_back( 0 );
}
}
}
ReleaseCOM(mtrlBuffer); // done w/ buffer
}
void XManager::loadXFile(IDirect3DDevice9* dev, const std::string& filename, ID3DXMesh** meshOut, std::vector<Material>* mtrls, std::vector<IDirect3DTexture9*>* texs) {
// Step 1: Load the .x file from file into a system memory mesh.
ID3DXMesh* meshSys = 0;
ID3DXBuffer* adjBuffer = 0;
ID3DXBuffer* mtrlBuffer = 0;
DWORD numMtrls = 0;
HR(D3DXLoadMeshFromX(filename.c_str(), D3DXMESH_SYSTEMMEM, dev,
&adjBuffer, &mtrlBuffer, 0, &numMtrls, &meshSys));
// Step 2: Find out if the mesh already has normal info?
D3DVERTEXELEMENT9 elems[MAX_FVF_DECL_SIZE];
HR(meshSys->GetDeclaration(elems));
bool hasNormals = false;
D3DVERTEXELEMENT9 term = D3DDECL_END();
for(int i = 0; i < MAX_FVF_DECL_SIZE; ++i)
{
// Did we reach D3DDECL_END() {0xFF,0,D3DDECLTYPE_UNUSED, 0,0,0}?
if(elems[i].Stream == 0xff )
break;
if( elems[i].Type == D3DDECLTYPE_FLOAT3 &&
elems[i].Usage == D3DDECLUSAGE_NORMAL &&
elems[i].UsageIndex == 0 )
{
hasNormals = true;
break;
}
}
// Step 3: Change vertex format to CustomVertex3NormalUV
D3DVERTEXELEMENT9 elements[64];
UINT numElements = 0;
CustomVertex3NormalUV::decl->GetDeclaration(elements, &numElements);
ID3DXMesh* temp = 0;
HR(meshSys->CloneMesh(D3DXMESH_SYSTEMMEM,
elements, dev, &temp));
SAFERELEASECOM(meshSys);
meshSys = temp;
// Step 4: If the mesh did not have normals, generate them.
if( hasNormals == false)
HR(D3DXComputeNormals(meshSys, 0));
// Step 5: Optimize the mesh.
HR(meshSys->Optimize(D3DXMESH_MANAGED |
D3DXMESHOPT_COMPACT | D3DXMESHOPT_ATTRSORT | D3DXMESHOPT_VERTEXCACHE,
(DWORD*)adjBuffer->GetBufferPointer(), 0, 0, 0, meshOut));
SAFERELEASECOM(meshSys); // Done w/ system mesh.
SAFERELEASECOM(adjBuffer); // Done with buffer.
// Step 6: Extract the materials and load the textures.
if( mtrlBuffer != 0 && numMtrls != 0 )
{
D3DXMATERIAL* d3dxmtrls = (D3DXMATERIAL*)mtrlBuffer->GetBufferPointer();
for(DWORD i = 0; i < numMtrls; ++i)
{
// Save the ith material. Note that the MatD3D property does not have an ambient
// value set when its loaded, so just set it to the diffuse value.
Material m;
m.ambient = d3dxmtrls[i].MatD3D.Diffuse;
m.diffuse = d3dxmtrls[i].MatD3D.Diffuse;
m.spec = d3dxmtrls[i].MatD3D.Specular;
m.specPower = d3dxmtrls[i].MatD3D.Power;
mtrls->push_back( m );
// Check if the ith material has an associative texture
if( d3dxmtrls[i].pTextureFilename != 0 )
{
IDirect3DTexture9* tex = 0;
std::string s(d3dxmtrls[i].pTextureFilename);
const char folder[] = "./texture/";
unsigned int pos = s.find_last_of('\/');
std::string newFileName(folder);
// std::string::npos gets returned if no / was found
if(pos != std::string::npos) {
//std::string sub = s.substr(pos,s.size());
if(strcmp(s.substr(pos+1,s.size()).c_str(),"Watcher.tga") == 0) {
newFileName.append("Watcher_Black.tga");
}
else {
newFileName.append(s.substr(pos+1,s.size()));
}
}
else {
newFileName.append(s);
}
// Save the loaded texture
HR(D3DXCreateTextureFromFile(dev, newFileName.c_str(), &tex));
texs->push_back( tex );
}
else
{
void Terrain::buildSubGridMesh(RECT& R, VertexPNT* gridVerts)
{
//===============================================================
// Create the subgrid mesh.
ID3DXMesh* subMesh = 0;
D3DVERTEXELEMENT9 elems[MAX_FVF_DECL_SIZE];
UINT numElems = 0;
HR(VertexPNT::Decl->GetDeclaration(elems, &numElems));
HR(D3DXCreateMesh(SubGrid::NUM_TRIS, SubGrid::NUM_VERTS,
D3DXMESH_MANAGED, elems, gd3dDevice, &subMesh));
//===============================================================
// Build Vertex Buffer. Copy rectangle of vertices from the
// grid into the subgrid structure.
VertexPNT* v = 0;
HR(subMesh->LockVertexBuffer(0, (void**)&v));
int k = 0;
for(int i = R.top; i <= R.bottom; ++i)
{
for(int j = R.left; j <= R.right; ++j)
{
v[k++] = gridVerts[i*mVertCols+j];
}
}
//===============================================================
// Compute the bounding box before unlocking the vertex buffer.
AABB bndBox;
HR(D3DXComputeBoundingBox((D3DXVECTOR3*)v, subMesh->GetNumVertices(),
sizeof(VertexPNT), &bndBox.minPt, &bndBox.maxPt));
HR(subMesh->UnlockVertexBuffer());
//===============================================================
// Build Index and Attribute Buffer.
// Get indices for subgrid (we don't use the verts here--the verts
// are given by the parameter gridVerts).
std::vector<D3DXVECTOR3> tempVerts;
std::vector<DWORD> tempIndices;
GenTriGrid(SubGrid::NUM_ROWS, SubGrid::NUM_COLS, mDX, mDZ,
D3DXVECTOR3(0.0f, 0.0f, 0.0f), tempVerts, tempIndices);
WORD* indices = 0;
DWORD* attBuff = 0;
HR(subMesh->LockIndexBuffer(0, (void**)&indices));
HR(subMesh->LockAttributeBuffer(0, &attBuff));
for(int i = 0; i < SubGrid::NUM_TRIS; ++i)
{
indices[i*3+0] = (WORD)tempIndices[i*3+0];
indices[i*3+1] = (WORD)tempIndices[i*3+1];
indices[i*3+2] = (WORD)tempIndices[i*3+2];
attBuff[i] = 0; // All in subset 0.
}
HR(subMesh->UnlockIndexBuffer());
HR(subMesh->UnlockAttributeBuffer());
//===============================================================
// Optimize for the vertex cache and build attribute table.
DWORD* adj = new DWORD[subMesh->GetNumFaces()*3];
HR(subMesh->GenerateAdjacency(EPSILON, adj));
HR(subMesh->OptimizeInplace(D3DXMESHOPT_VERTEXCACHE|D3DXMESHOPT_ATTRSORT,
adj, 0, 0, 0));
delete[] adj;
//===============================================================
// Save the mesh and bounding box.
mSubGridMeshes.push_back(subMesh);
mSubGridBndBoxes.push_back(bndBox);
}
void CMeshConverter::OptimiseGraphicsObject(void)
{
int i;
int j;
ID3DXMesh* pXMesh;
CGraphicsPrimitive* pcPrimitive;
CVertexBufferExtended* psVertexBuffer;
void* pvDestIndexBuffer;
void* pvDestVertexBuffer;
void* pvSrcIndexBuffer;
void* pvSrcVertexBuffer;
int iVertSize;
DWORD* pvAdjacency;
int iPrimitiveStart;
int iOldVertSize;
int iNumIndices;
int iOldVertexBufferIndex;
int iNumTriangles;
void* pvDestBaseIndexBuffer;
SIndexBuffer* psIndexBuffer;
DWORD iMeshOptions;
mpcGraphicsObject->SortPrimitives();
mpcGraphicsObject->Lock();
psIndexBuffer = mpcGraphicsObject->GetIndexBuffer();
iVertSize = 0;
iNumIndices = 0;
iOldVertexBufferIndex = 0;
iNumTriangles = 0;
iOldVertSize = 0;
iMeshOptions = D3DXMESH_SYSTEMMEM;
SetFlag((int*)&iMeshOptions, D3DXMESH_32BIT, psIndexBuffer->iIndexSize == 4);
for (i = 0; i < mpcGraphicsObject->GetNumPrimitives(); i++)
{
pcPrimitive = mpcGraphicsObject->GetPrimitive(i);
psVertexBuffer = mpcGraphicsObject->GetVertexBufferForIndex(pcPrimitive->miVertexBufferIndex);
if (iOldVertSize != psVertexBuffer->iVertexSize)
{
if (iNumIndices != 0)
{
gcD3D.CreateMesh(iNumTriangles, iNumIndices, iMeshOptions, psVertexBuffer->iVertexFormat, &pXMesh);
iVertSize = pXMesh->GetNumBytesPerVertex();
pXMesh->LockIndexBuffer(D3DLOCK_NO_DIRTY_UPDATE, &pvDestBaseIndexBuffer);
pXMesh->LockVertexBuffer(D3DLOCK_NO_DIRTY_UPDATE, &pvDestVertexBuffer);
psVertexBuffer = mpcGraphicsObject->GetVertexBufferForIndex(iOldVertexBufferIndex);
pvSrcVertexBuffer = psVertexBuffer->pvLockedBuffer;
if (iVertSize != psVertexBuffer->iVertexSize)
{
gcLogger.Error("D3DX vertex size differs from expected size");
break;
}
memcpy(pvDestVertexBuffer, pvSrcVertexBuffer, psVertexBuffer->iVertexSize * psVertexBuffer->iNumVerticies);
pvDestIndexBuffer = pvDestBaseIndexBuffer;
for (j = iPrimitiveStart; j < i; j++)
{
pcPrimitive = mpcGraphicsObject->GetPrimitive(j);
pvSrcIndexBuffer = RemapSinglePointer(psIndexBuffer->pvLockedBuffer, 2 * pcPrimitive->miStartIndex);
memcpy(pvDestIndexBuffer, pvSrcIndexBuffer, psIndexBuffer->iIndexSize * pcPrimitive->miNumVertices);
pvDestIndexBuffer = RemapSinglePointer(pvDestIndexBuffer, pcPrimitive->miNumVertices);
}
pvAdjacency = (DWORD*)malloc(pcPrimitive->miNumPrimitives * 3 * sizeof(DWORD));
pXMesh->GenerateAdjacency(0.0f, pvAdjacency);
pXMesh->OptimizeInplace(D3DXMESHOPT_VERTEXCACHE | D3DXMESHOPT_DONOTSPLIT, pvAdjacency, NULL, NULL, NULL);
free(pvAdjacency);
pvDestIndexBuffer = pvDestBaseIndexBuffer;
for (j = iPrimitiveStart; j < i; j++)
{
pcPrimitive = mpcGraphicsObject->GetPrimitive(j);
pvSrcIndexBuffer = RemapSinglePointer(psIndexBuffer->pvLockedBuffer, 2 * pcPrimitive->miStartIndex);
memcpy(pvSrcIndexBuffer, pvDestIndexBuffer, psIndexBuffer->iIndexSize * pcPrimitive->miNumVertices);
pvDestIndexBuffer = RemapSinglePointer(pvDestIndexBuffer, pcPrimitive->miNumVertices);
}
memcpy(pvSrcVertexBuffer, pvDestVertexBuffer, psVertexBuffer->iVertexSize * psVertexBuffer->iNumVerticies);
pXMesh->UnlockIndexBuffer();
pXMesh->UnlockVertexBuffer();
pXMesh->Release();
}
iPrimitiveStart = i;
iNumIndices = 0;
iOldVertexBufferIndex = pcPrimitive->miVertexBufferIndex;
}
else
{
iNumIndices += pcPrimitive->miNumVertices;
iNumTriangles += pcPrimitive->miNumPrimitives;
if (iOldVertexBufferIndex != pcPrimitive->miVertexBufferIndex)
{
gcUserError.Set("Primitive vertex buffer index is F****D!");
break;
}
}
}
mpcGraphicsObject->Unlock();
}
HRESULT HelloShadowVolume::RestoreDeviceObjects()
{
HRESULT hr;
IDirect3DDevice8* device;
hr = m_spD3D->CreateDevice(
D3DADAPTER_DEFAULT,
D3DDEVTYPE_HAL,
m_hWnd,
D3DCREATE_HARDWARE_VERTEXPROCESSING,
&m_dpps,
&device);
if (FAILED(hr))
{
MessageBox(0, L"CreateDevice failed", 0, 0);
return E_FAIL;
}
m_spDevice.reset(device, [](IDirect3DDevice8* device) {
device->Release();
});
m_spDevice->SetRenderState(D3DRS_ZENABLE, TRUE);
m_spDevice->SetRenderState(D3DRS_LIGHTING, FALSE);
m_spDevice->SetRenderState(D3DRS_DITHERENABLE, TRUE);
D3DVIEWPORT8 viewport = { 0, 0, m_iWidth, m_iHeight };
m_spDevice->SetViewport(&viewport);
D3DXVECTOR3 eye(0.0f, 0.0f, 30.0f);
D3DXVECTOR3 target(0.0f, 0.0f, 0.0f);
D3DXVECTOR3 up(0.0f, 1.0f, 0.0f);
D3DXMatrixLookAtLH(&m_mtView, &eye, &target, &up);
D3DXMatrixPerspectiveFovLH(&m_mtProj, 0.2*D3DX_PI, (float)m_iWidth / (float)m_iHeight, 1.0f, 100.f);
m_cPlaneTint = { 0.7f, 0.6f, 0.4f, 1.0f };
ID3DXMesh* plane;
//D3DXCreatePolygon(m_spDevice.get(), 2.0f, 4, &plane, NULL);
CreatePlane(m_spDevice.get(), 15.0f, 10, &plane);
//D3DXCreateSphere(m_spDevice.get(), 1.0f,20,20, &plane, NULL);
IDirect3DVertexBuffer8* vb;
IDirect3DIndexBuffer8* ib;
plane->GetVertexBuffer(&vb);
plane->GetIndexBuffer(&ib);
m_spPlaneVB.reset(vb, [](IDirect3DVertexBuffer8* vb) {
vb->Release();
});
m_spPlaneIB.reset(ib, [](IDirect3DIndexBuffer8* ib) {
ib->Release();
});
m_dwPlaneNumVertices = plane->GetNumVertices();
m_dwPlaneNumFaces = plane->GetNumFaces();
plane->Release();
DWORD decl[] = {
D3DVSD_STREAM(0),
D3DVSD_REG(0, D3DVSDT_FLOAT3),
D3DVSD_REG(3, D3DVSDT_FLOAT3),
D3DVSD_END()
};
hr = CreateVSFromBinFile(m_spDevice.get(), decl, L"plane.vso", &m_dwPlaneVSH);
if (FAILED(hr))
{
MessageBox(0, 0, L"CreateVSFromBinFile failed", 0);
return E_FAIL;
}
hr = CreatePSFromBinFile(m_spDevice.get(), L"plane.pso", &m_dwPlanePSH);
if (FAILED(hr))
{
MessageBox(0, 0, L"CreatePSFromBinFile failed", 0);
return E_FAIL;
}
D3DXMATRIX Rx, Tz;
D3DXMatrixRotationX(&Rx, D3DX_PI*0.5f);
D3DXMatrixTranslation(&Tz, 0.0f, -3.0f, 0.0f);
m_mtPlaneWorld = Rx * Tz;
ID3DXMesh* occluder;
CreateOccluder(m_spDevice.get(), &occluder);
IDirect3DVertexBuffer8* vbOccluder;
IDirect3DIndexBuffer8* ibOccluder;
occluder->GetVertexBuffer(&vbOccluder);
occluder->GetIndexBuffer(&ibOccluder);
m_spOccluderVB.reset(vbOccluder, [](IDirect3DVertexBuffer8* vb) {
vb->Release();
});
m_spOccluderIB.reset(ibOccluder, [](IDirect3DIndexBuffer8* ib) {
ib->Release();
});
m_dwOccluderNumVertices = occluder->GetNumVertices();
m_dwOccluderNumFaces = occluder->GetNumFaces();
occluder->Release();
hr = CreateVSFromBinFile(m_spDevice.get(), decl, L"occluder.vso", &m_dwOccluderVSH);
if (FAILED(hr))
{
MessageBox(0, 0, L"CreateVSFromBinFile failed", 0);
return E_FAIL;
}
hr = CreatePSFromBinFile(m_spDevice.get(), L"occluder.pso", &m_dwOccluderPSH);
if (FAILED(hr))
{
MessageBox(0, 0, L"CreatePSFromBinFile failed", 0);
return E_FAIL;
}
m_cOccluderTint = { 0.3f, 0.0f, 0.8f, 1.0f };
D3DXMATRIX Rz, T;
D3DXMatrixTranslation(&T, 5.1f * cosf(0.5), 0.0f, 5.1f * sinf(0.5));
D3DXMatrixIdentity(&m_mtVolumeWorld);
D3DXMatrixRotationZ(&Rz, 0.5f);
m_mtOccluderWorld = T * Rz;
ID3DXMesh* volume;
CreateVolume(m_spDevice.get(), &volume);
IDirect3DVertexBuffer8* vbVolume;
IDirect3DIndexBuffer8* ibVolume;
volume->GetVertexBuffer(&vbVolume);
volume->GetIndexBuffer(&ibVolume);
m_spVolumeVB.reset(vbVolume, [](IDirect3DVertexBuffer8* vb) {
vb->Release();
});
m_spVolumeIB.reset(ibVolume, [](IDirect3DIndexBuffer8* ib) {
ib->Release();
});
m_dwVolumeNumVertices = volume->GetNumVertices();
m_dwVolumeNumFaces = volume->GetNumFaces();
volume->Release();
hr = CreateVSFromBinFile(m_spDevice.get(), decl, L"volume.vso", &m_dwVolumeVSH);
if (FAILED(hr))
{
MessageBox(0, 0, L"CreateVSFromBinFile failed", 0);
return E_FAIL;
}
hr = CreatePSFromBinFile(m_spDevice.get(), L"volume.pso", &m_dwVolumePSH);
if (FAILED(hr))
{
MessageBox(0, 0, L"CreatePSFromBinFile failed", 0);
return E_FAIL;
}
m_cVolumeTint = { 0.7f, 0.0f, 0.0f, 1.0f };
D3DXMATRIX Sx;
D3DXMatrixIdentity(&m_mtVolumeWorld);
D3DXMatrixScaling(&Sx, 6.0f, 1.0f, 1.0f);
D3DXMatrixRotationZ(&Rz, 0.5f);
m_mtVolumeWorld = Sx * Rz;
return S_OK;
}
VCNNode* D3DConverter::ConvertMesh(const std::wstring& name, LPD3DXMESHCONTAINER baseMeshContainer,
D3DXFRAME* frameRoot, ID3DXAnimationController* animController, LPDIRECT3DDEVICE9 device)
{
MultiAnimMC* meshContainer = static_cast<MultiAnimMC*>(baseMeshContainer);
ID3DXMesh* systemMesh = meshContainer->MeshData.pMesh;
// Load vertex caches
//
DWORD meshFVF = systemMesh->GetFVF();
size_t vertexCount = systemMesh->GetNumVertices();
const DWORD stride = D3DXGetFVFVertexSize( meshFVF );
const DWORD normalStride = D3DXGetFVFVertexSize( D3DFVF_NORMAL );
const DWORD diffuseStride = D3DXGetFVFVertexSize( D3DFVF_DIFFUSE );
const DWORD textureStride = D3DXGetFVFVertexSize( D3DFVF_TEX1 );
std::vector<VCNFloat> vtPositionBuffer( vertexCount * kCacheStrides[VT_POSITION] );
std::vector<VCNFloat> vtBlendWeights( vertexCount * kCacheStrides[VT_BLENDWEIGHTS] ); //TODO Verify the size of this shit
std::vector<DWORD> vtBlendIndices( vertexCount * kCacheStrides[VT_BLENDINDICES] ); //TODO Verify the size of this shit
std::vector<VCNFloat> vtNormalBuffer( vertexCount * kCacheStrides[VT_LIGHTING] );
std::vector<VCNFloat> vtTextureBuffer( vertexCount * kCacheStrides[VT_DIFFUSE_TEX_COORDS] );
VCNFloat* vtPositionBuf = &vtPositionBuffer[0];
VCNFloat* vtBlendWeightBuf = &vtBlendWeights[0];
DWORD* vtBlendIndicesBuf = &vtBlendIndices[0];
VCNFloat* vtNormalBuf = &vtNormalBuffer[0];
VCNFloat* vtTextureBuf = &vtTextureBuffer[0];
BYTE* vbptr = NULL;
BYTE* vblineptr = NULL;
systemMesh->LockVertexBuffer(D3DLOCK_READONLY, (LPVOID*)&vblineptr);
DWORD positionBlendAndIndicesStride = GetPositionStride(meshFVF);
for(VCNUInt i = 0; i < vertexCount; ++i)
{
vbptr = vblineptr;
if ( ContainsPositionInformation(meshFVF) )
{
// Read position
float* posData = (float*)vbptr;
*vtPositionBuf = posData[0]; vtPositionBuf++;
*vtPositionBuf = posData[1]; vtPositionBuf++;
*vtPositionBuf = posData[2]; vtPositionBuf++;
if (ContainsBlending(meshFVF))
{
// Get blend weights
size_t blendCount = (positionBlendAndIndicesStride / 4) - 3 - 1; // -3 to remove xyz, -1 to remove indices which come after
for(size_t i = 0; i < blendCount; ++i)
{
*vtBlendWeightBuf = posData[3 + i]; vtBlendWeightBuf++;
}
vtBlendWeightBuf += 4 - blendCount; //each item is an array of 4 floats
// Get blend indices
// TODO SKIN Check the format we have to send this data as.
if ( ContainsFlag(meshFVF, D3DFVF_LASTBETA_UBYTE4) )
{
*vtBlendIndicesBuf = ((DWORD*)vbptr)[3 + blendCount]; vtBlendIndicesBuf++;
}
}
vbptr += positionBlendAndIndicesStride;
}
else
{
VCN_ASSERT_FAIL( VCNTXT("Mesh FVF not supported (no vertex position) [FVF = %d, stride = %d]"), meshFVF, stride );
}
// Read normal
if ( ContainsFlag(meshFVF, D3DFVF_NORMAL) )
{
D3DXVECTOR3* normal = (D3DXVECTOR3*)(vbptr);
*vtNormalBuf = normal->x; vtNormalBuf++;
*vtNormalBuf = normal->y; vtNormalBuf++;
*vtNormalBuf = normal->z; vtNormalBuf++;
// Set default diffuse color
std::fill(vtNormalBuf, vtNormalBuf+3, 1.0f); vtNormalBuf += 3;
vbptr += normalStride;
}
else
{
VCN_ASSERT_FAIL( VCNTXT("Mesh FVF not supported (no normals) [FVF = %d, stride = %d]"), meshFVF, stride );
}
if ( ContainsFlag(meshFVF, D3DFVF_DIFFUSE) ) vbptr += diffuseStride;
// Read texcoords
// the check with D3DFVF_TEX0 is pretty useless as it's always true... the flag value is 0...
if ( ContainsFlag(meshFVF, D3DFVF_TEX0) || ContainsFlag(meshFVF, D3DFVF_TEX1) )
{
float* texCoords = (float*)(vbptr);
*vtTextureBuf = texCoords[0]; vtTextureBuf++;
*vtTextureBuf = texCoords[1]; vtTextureBuf++;
vbptr += textureStride;
}
else
{
VCN_ASSERT_FAIL( VCNTXT("Mesh FVF not supported (no texture coordinates) [FVF = %d, stride = %d]"), meshFVF, stride );
}
vblineptr += stride;
}
systemMesh->UnlockVertexBuffer();
VCND3D9* renderer = VCNRenderCore::GetInstance()->Cast<VCND3D9>();
// Generate cache resources that will be bind to Vicuna's meshes
VCNResID positionCache = renderer->CreateCache(VT_POSITION, &vtPositionBuffer[0], vertexCount * kCacheStrides[VT_POSITION]);
VCNResID lightingCache = renderer->CreateCache(VT_LIGHTING, &vtNormalBuffer[0], vertexCount * kCacheStrides[VT_LIGHTING]);
VCNResID textureCache = renderer->CreateCache(VT_DIFFUSE_TEX_COORDS, &vtTextureBuffer[0], vertexCount * kCacheStrides[VT_DIFFUSE_TEX_COORDS]);
VCNResID blendWeightCache = renderer->CreateCache(VT_BLENDWEIGHTS, &vtBlendWeights[0], vertexCount * kCacheStrides[VT_BLENDWEIGHTS]);
VCNResID blendIndiceCache = renderer->CreateCache(VT_BLENDINDICES, &vtBlendIndices[0], vertexCount * kCacheStrides[VT_BLENDINDICES]);
// Get model faces
//
VCNUShort* ibptr = 0;
std::vector<VCNUShort> indices( systemMesh->GetNumFaces() * 3 );
systemMesh->LockIndexBuffer(D3DLOCK_READONLY, (LPVOID*)&ibptr);
for(VCNUInt i = 0; i < systemMesh->GetNumFaces(); i++)
{
indices[(i * 3) + 0] = *(ibptr++);
indices[(i * 3) + 1] = *(ibptr++);
indices[(i * 3) + 2] = *(ibptr++);
}
systemMesh->UnlockIndexBuffer();
// Load materials
//
std::vector<VCNResID> materialIDS;
D3DXMATERIAL* d3dxMaterials = meshContainer->pMaterials;
for (DWORD i = 0; i < meshContainer->NumMaterials; ++i)
{
VCNResID materialID = kInvalidResID;
// Create the texture if it exists - it may not
if ( d3dxMaterials[i].pTextureFilename )
{
VCNResID textureID = kInvalidResID;
VCNString texturePath = VCNTXT("Textures/");
texturePath += VCN_A2W(d3dxMaterials[i].pTextureFilename);
// Check if the texture is already loaded
VCND3D9Texture* resTexture = VCNResourceCore::GetInstance()->GetResource<VCND3D9Texture>(texturePath);
if ( !resTexture )
{
textureID = VCNMaterialCore::GetInstance()->CreateTexture(texturePath);
VCN_ASSERT_MSG( textureID != kInvalidResID, VCNTXT("Can't load texture %s"), texturePath.c_str() );
}
else
{
textureID = resTexture->GetResourceID();
}
VCNMaterial* material = new VCNMaterial();
const VCNString materialName = StringBuilder() << name << VCNTXT("_material_") << i;
material->SetName( materialName );
VCNColor ambient = VCNColor((const VCNFloat*)&d3dxMaterials[i].MatD3D.Ambient);
ambient.a = 1.0f;
ambient += VCNColor(0.5f, 0.5f, 0.5f, 0);
material->SetAmbientColor( ambient );
material->SetDiffuseColor( VCNColor((const VCNFloat*)&d3dxMaterials[i].MatD3D.Diffuse) );
material->SetSpecularColor( VCNColor((const VCNFloat*)&d3dxMaterials[i].MatD3D.Specular) );
material->SetSpecularPower( d3dxMaterials[i].MatD3D.Power );
VCNEffectParamSet& params = material->GetEffectParamSet();
params.SetEffectID( eidSkinned );
params.AddResource( VCNTXT("DiffuseTexture"), textureID );
// Add material as a resource.
materialID = VCNResourceCore::GetInstance()->AddResource( material->GetName(), material );
}
materialIDS.push_back( materialID );
}
// Get the model attribute table with which we will instantiate has many mesh.
//
DWORD attribTableSize;
std::vector<D3DXATTRIBUTERANGE> attribTable;
HRESULT hr = systemMesh->GetAttributeTable( 0, &attribTableSize );
if ( FAILED(hr) )
return 0;
attribTable.resize( attribTableSize );
hr = systemMesh->GetAttributeTable( &attribTable[0], &attribTableSize );
if ( FAILED(hr) )
return 0;
// Set the root node
VCNNode* rootNode = attribTableSize > 1 ? VCNNodeCore::GetInstance()->CreateNode<VCNNode>() :
VCNNodeCore::GetInstance()->CreateNode<VCNRenderNode>();
rootNode->SetTag( StringBuilder() << name << VCNTXT("_Root") );
// For each attribute, we get the material texture
for (DWORD i = 0; i < attribTableSize; ++i)
{
VCNRenderNode* partNode = attribTableSize == 1 ?
safe_pointer_cast<VCNRenderNode*>( rootNode ) :
VCNNodeCore::GetInstance()->CreateNode<VCNRenderNode>();
const VCNString partNodeName = StringBuilder() << name << VCNTXT("_Part_") << i;
partNode->SetTag( partNodeName );
VCNMesh* partMesh = new VCNMesh();
partMesh->SetCacheID(VT_POSITION, positionCache); //SKIN do this for blend weights and blend indices
partMesh->SetCacheID(VT_LIGHTING, lightingCache);
partMesh->SetCacheID(VT_DIFFUSE_TEX_COORDS, textureCache);
partMesh->SetCacheID(VT_BLENDWEIGHTS, blendWeightCache);
partMesh->SetCacheID(VT_BLENDINDICES, blendIndiceCache);
partMesh->SetPrimitiveType(PT_TRIANGLELIST);
partMesh->SetBoneInfluenceCount( meshContainer->m_dwMaxNumFaceInfls );
size_t numBones = meshContainer->pSkinInfo == nullptr ? 0 : meshContainer->pSkinInfo->GetNumBones();
if (numBones > 0)
{
auto offsets = std::vector<Matrix4>(numBones);
std::transform( std::begin(meshContainer->m_amxBoneOffsets), std::end(meshContainer->m_amxBoneOffsets), std::begin(offsets), [](const D3DXMATRIX& mat)
{
return Matrix4( (VCNFloat*)mat.m );
});
partMesh->SetBoneOffsets( std::move(offsets) );
LPD3DXBONECOMBINATION boneCombination = reinterpret_cast<LPD3DXBONECOMBINATION>(
meshContainer->m_pBufBoneCombos->GetBufferPointer() );
size_t numPaletteEntries = meshContainer->m_dwNumPaletteEntries;
std::vector<size_t> matriceIndexes;
for(size_t paletteIndex = 0; paletteIndex < numPaletteEntries; ++paletteIndex)
{
size_t matIndex = boneCombination[i].BoneId[paletteIndex];
if ( matIndex == std::numeric_limits<size_t>::max())
continue;
matriceIndexes.push_back(matIndex);
}
partMesh->SetMatrixPaletteIndexes(matriceIndexes);
}
const DWORD partFaceCount = attribTable[i].FaceCount;
const void* partFaceBufferStart = &indices[attribTable[i].FaceStart * 3];
const VCNResID indexCacheID = renderer->CreateCache(VT_INDEX, partFaceBufferStart, partFaceCount * 3 * kCacheStrides[VT_INDEX]);
partMesh->SetFaceCount( attribTable[i].FaceCount );
partMesh->SetFaceCache( indexCacheID );
// Compute bounding sphere
float radius;
D3DXVECTOR3 center;
D3DXComputeBoundingSphere( (D3DXVECTOR3*)(&vtPositionBuffer[0] + attribTable[i].VertexStart * 3),
attribTable[i].VertexCount, stride, ¢er, &radius );
VCNSphere modelBoundSphere( radius, V2V<Vector3>(center) );
partMesh->SetBoundingSphere( modelBoundSphere );
// Add mesh resource
const VCNString partMeshName = StringBuilder() << name << VCNTXT("_part_") << i;
const VCNResID partMeshID = VCNResourceCore::GetInstance()->AddResource( partMeshName, partMesh );
// Set model part node attributes
partNode->SetMeshID( partMeshID );
if (animController && numBones > 0)
{
partNode->AddComponent( new VCND3DAnimator(partMeshID, animController, frameRoot, meshContainer->m_apmxBonePointers) );
}
size_t index = attribTable[i].AttribId;
index = index >= materialIDS.size() ? materialIDS.size() - 1 : index;
partNode->SetMaterialID( materialIDS[index] );
// Add children to root
if ( attribTableSize > 1 )
{
rootNode->AttachChild( partNode->GetNodeID() );
}
}
return rootNode;
}
void RobotArmDemo::drawScene()
{
// Clear the backbuffer and depth buffer.
HR(gd3dDevice->Clear(0, 0, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER, 0xffffffff, 1.0f, 0));
HR(gd3dDevice->BeginScene());
HR(mFX->SetValue(mhLight, &mLight, sizeof(DirLight)));
HR(mFX->SetTechnique(mhTech));
UINT numPasses = 0;
HR(mFX->Begin(&numPasses, 0));
HR(mFX->BeginPass(0));
// Build the world transforms for each bone, then render them.
buildBoneWorldTransforms();
D3DXMATRIX T;
D3DXMatrixTranslation(&T, -NUM_BONES, 0.0f, 0.0f);
for(int i = 0; i < NUM_BONES; ++i)
{
// Append the transformation with a slight translation to better
// center the skeleton at the center of the scene.
mWorld = mBones[i].toWorldXForm * T;
HR(mFX->SetMatrix(mhWorld, &mWorld));
HR(mFX->SetMatrix(mhWVP, &(mWorld*mView*mProj)));
D3DXMATRIX worldInvTrans;
//! ÄæÏò
D3DXMatrixInverse(&worldInvTrans, 0, &mWorld);
//! תÖÃ
D3DXMatrixTranspose(&worldInvTrans, &worldInvTrans);
HR(mFX->SetMatrix(mhWorldInvTrans, &worldInvTrans));
for(int j = 0; j < mMtrl.size(); ++j)
{
HR(mFX->SetValue(mhMtrl, &mMtrl[j], sizeof(Mtrl)));
// If there is a texture, then use.
if(mTex[j] != 0)
{
HR(mFX->SetTexture(mhTex, mTex[j]));
}
// But if not, then set a pure white texture. When the texture color
// is multiplied by the color from lighting, it is like multiplying by
// 1 and won't change the color from lighting.
else
{
HR(mFX->SetTexture(mhTex, mWhiteTex));
}
HR(mFX->CommitChanges());
HR(mBoneMesh->DrawSubset(j));
}
}
HR(mFX->EndPass());
HR(mFX->End());
mGfxStats->display();
HR(gd3dDevice->EndScene());
// Present the backbuffer.
HR(gd3dDevice->Present(0, 0, 0, 0));
}
void LODManager::Render(IDirect3DDevice9 *D3DDevice) {
const char *meshpath =
(lod == GRID_FARNEAR ? "landscape\\lod\\farnear\\" :
(lod == GRID_FARFAR ? "landscape\\lod\\farfar\\" :
"landscape\\lod\\farinf\\"));
const char *textpath =
(lod == GRID_FARNEAR ? "landscapelod\\generated\\farnear\\" :
(lod == GRID_FARFAR ? "landscapelod\\generated\\farfar\\" :
"landscapelod\\generated\\farinf\\"));
int nativeminx = (GRID_SIZE * 32) + (Constants.Coordinates.x - GridDistantCount.Get());
int nativeminy = (GRID_SIZE * 32) + (Constants.Coordinates.y - GridDistantCount.Get());
int nativemaxx = (GRID_SIZE * 32) + (Constants.Coordinates.x + GridDistantCount.Get());
int nativemaxy = (GRID_SIZE * 32) + (Constants.Coordinates.y + GridDistantCount.Get());
/* y-axis has flipped rounding */
nativeminx = (nativeminx / 32) - GRID_SIZE;
nativeminy = (nativeminy / 32) - GRID_SIZE + 0;
nativemaxx = (nativemaxx / 32) - GRID_SIZE;
nativemaxy = (nativemaxy / 32) - GRID_SIZE + 0;
int gridx = Constants.Coordinates.x / 32;
int gridy = Constants.Coordinates.y / 32;
for (int x = (gridx - extend); x <= (gridx + extend); x++)
for (int y = (gridy - extend); y <= (gridy + extend); y++) {
/* TODO: try radius, seems it's not a box */
/* leave out Oblivion's native tiles */
if ((x >= nativeminx) && (x <= nativemaxx) &&
(y >= nativeminy) && (y <= nativemaxy))
continue;
/* leave out other LOD's inner tiles */
if ((abs(gridx - x) <= inner) &&
(abs(gridy - y) <= inner))
continue;
/* where are we? */
const float TileOffset[4] = {x * TILE_DIM, y * TILE_DIM, 0, 0};
/* filter outside-array coordinates */
if (((GRID_OFFSET + y) >= 0) && ((GRID_OFFSET + y) < GRID_SIZE) &&
((GRID_OFFSET + x) >= 0) && ((GRID_OFFSET + x) < GRID_SIZE)) {
/* never seen, never attempted */
if (MeshIDs[lod][GRID_OFFSET + y][GRID_OFFSET + x] < -1) {
/* TODO: 32 means 32x32 cells, in theory that can be different as well */
char buf[256]; sprintf(buf, "%02d.%02d.%02d.32", WorldSpace, x * 32, y * 32);
char pth[256]; strcpy(pth, meshpath); strcat(pth, buf); strcat(pth, ".x");
/* no textures without mesh, but we can render texture-free */
if ((MeshIDs[lod][GRID_OFFSET + y][GRID_OFFSET + x] =
MeshManager::GetSingleton()->LoadPrivateMesh(pth, MR_REGULAR)) != -1) {
if (ColrIDs[lod][GRID_OFFSET + y][GRID_OFFSET + x] < -1) {
strcpy(pth, textpath); strcat(pth, buf); strcat(pth, ".dds");
ColrIDs[lod][GRID_OFFSET + y][GRID_OFFSET + x] =
TextureManager::GetSingleton()->LoadPrivateTexture(pth, TR_PLANAR);
}
if (NormIDs[lod][GRID_OFFSET + y][GRID_OFFSET + x] < -1) {
strcpy(pth, textpath); strcat(pth, buf); strcat(pth, "_fn.dds");
NormIDs[lod][GRID_OFFSET + y][GRID_OFFSET + x] =
TextureManager::GetSingleton()->LoadPrivateTexture(pth, TR_PLANAR);
}
/* put the addresses */
ManagedMeshRecord *mesh = Meshes [lod][GRID_OFFSET + y][GRID_OFFSET + x] = MeshManager::GetSingleton()->GetMesh (MeshIDs[lod][GRID_OFFSET + y][GRID_OFFSET + x]);
ManagedTextureRecord *colr = Colors [lod][GRID_OFFSET + y][GRID_OFFSET + x] = TextureManager::GetSingleton()->GetTexture(ColrIDs[lod][GRID_OFFSET + y][GRID_OFFSET + x]);
ManagedTextureRecord *norm = Normals[lod][GRID_OFFSET + y][GRID_OFFSET + x] = TextureManager::GetSingleton()->GetTexture(NormIDs[lod][GRID_OFFSET + y][GRID_OFFSET + x]);
/* failure to load all resources */
if (!mesh || !colr || !norm) {
if (mesh) mesh->Release();
if (colr) colr->Release();
if (norm) norm->Release();
MeshIDs[lod][GRID_OFFSET + y][GRID_OFFSET + x] = -1;
ColrIDs[lod][GRID_OFFSET + y][GRID_OFFSET + x] = -1;
NormIDs[lod][GRID_OFFSET + y][GRID_OFFSET + x] = -1;
continue;
}
#if defined(OBGE_GAMMACORRECTION)
/* remember DeGamma for this kind of texture */
static const bool PotDeGamma = true;
colr->GetTexture()->SetPrivateData(GammaGUID, &PotDeGamma, sizeof(PotDeGamma), 0);
#endif
}
}
/* get the addresses */
ManagedMeshRecord *mesh = Meshes [lod][GRID_OFFSET + y][GRID_OFFSET + x];
ManagedTextureRecord *colr = Colors [lod][GRID_OFFSET + y][GRID_OFFSET + x];
ManagedTextureRecord *norm = Normals[lod][GRID_OFFSET + y][GRID_OFFSET + x];
ID3DXMesh *m;
if (mesh && (m = (ID3DXMesh *)mesh->GetMesh())) {
#if 0
DWORD FVF = m->GetFVF();
DWORD size = m->GetNumBytesPerVertex();
DWORD numf = m->GetNumFaces();
DWORD numv = m->GetNumVertices();
IDirect3DIndexBuffer9 *pIB; m->GetIndexBuffer(&pIB);
IDirect3DVertexBuffer9 *pVB; m->GetVertexBuffer(&pVB);
D3DDevice->SetStreamSource(0, pVB, 0, size);
D3DDevice->SetFVF(FVF);
D3DDevice->SetTexture(0, colr->GetTexture());
D3DDevice->SetTexture(1, norm->GetTexture());
D3DDevice->DrawIndexedPrimitive(D3DPT_TRIANGLELIST, 0, 0, numv, 0, numf);
#endif
D3DDevice->SetTexture(0, colr ? colr->GetTexture() : NULL);
D3DDevice->SetTexture(1, norm ? norm->GetTexture() : NULL);
D3DDevice->SetVertexShader(vShader[lod]);
D3DDevice->SetPixelShader (pShader[lod]);
D3DDevice->SetVertexShaderConstantF(32, TileOffset, 1);
m->DrawSubset(0);
}
}
/* water-planes */
D3DDevice->SetVertexShader(vShaderW);
D3DDevice->SetPixelShader (pShaderW);
D3DDevice->SetVertexShaderConstantF(32, TileOffset, 1);
D3DDevice->SetStreamSource(0, WaterVertex, 0, sizeof(WaterTile));
D3DDevice->SetFVF(WATERTILEFORMAT);
D3DDevice->DrawPrimitive(D3DPT_TRIANGLESTRIP, 0, 2);
}
const float TileOffset[4] = {0, 0, 0, 1};
/* infini-plane */
D3DDevice->SetVertexShader(vShaderW);
D3DDevice->SetPixelShader (pShaderW);
D3DDevice->SetVertexShaderConstantF(32, TileOffset, 1);
D3DDevice->SetStreamSource(0, InfiniteVertex, 0, sizeof(WaterTile));
D3DDevice->SetFVF(WATERTILEFORMAT);
D3DDevice->DrawPrimitive(D3DPT_TRIANGLESTRIP, 0, 2);
}
// Create a torus with the parameters specified
// Returns true for success, false otherwise
bool CreateTorus(float innerRad, float outerRad, int color, ID3DXMesh **mesh)
{
assert(g3D->mDevice != NULL);
assert(mesh != NULL);
const unsigned int kSides = 16; // Number of divisions looking at the torus form the side
const unsigned int kRings = 16; // Number of divisions looking at the torus from the top
// so you can see the hole in the middle
ID3DXMesh *temp = NULL; // Temp D3D mesh object
// Create the torus
// By paramter:
// g3D->mDevice -- Pointer to the Direct3D device to be associated with the torus
// innerRad -- Inner radius of the torus
// outerRad -- Outside radius of the torus
// kSides -- Number of sides in a cross-section of the torus
// kRings -- Number of rings in a cross-section of the torus
// &temp -- A pointer to a ID3DXMesh*, it will get filled with the
// the created mesh
// NULL -- Optional pointer to a ID3DXBuffer, if a valid pointer was passed
// it would be filled with the adjacency information for each face in
// the mesh. By passing NULL, we say we don't want this information
if(D3DXCreateTorus(g3D->mDevice, innerRad, outerRad, kSides, kRings, &temp, NULL) != D3D_OK)
return false;
// Next we clone the mesh. This does two things. First, it allows us to
// specify the vertex format we want on the cloned mesh. Second, it copies the
// current mesh data into the ID3DXMesh we passed to this function.
// By parameter:
// D3DXMESH_VB_MANAGED | D3DXMESH_IB_MANAGED -- Flags specifying how we want the mesh to be
// cloned. This particular flag combo says
// "Have the vertex buffer and index buffer
// associated with this mesh be in pooled memory
// that DirectX manages for us."
// SVertexType -- Flexible vertex format that we want the cloned mesh to be converted to
// g3D->mDevice -- IDirect3DDevice9 to associate this mesh with
// mesh -- A pointer to a ID3DXMesh* that will get filled with the cloned mesh
if(temp->CloneMeshFVF(D3DXMESH_VB_MANAGED | D3DXMESH_IB_MANAGED, SVertexType,
g3D->mDevice, mesh) != D3D_OK)
{
return false;
}
// Okay so up to this point we've created a stock D3D torus, then converted
// it a torus with the FVF that we want. Now were going to loop through each
// vertex and set it to the color that we want it to be.
SVertex *v;
// Lock the vertex buffer
if((*mesh)->LockVertexBuffer(0, (void**)&v) != D3D_OK)
{
(*mesh)->Release();
return false;
}
// Loop through all the verts in the mesh, setting each one's
// color to the color passed into the function
for(unsigned int i = 0; i < (*mesh)->GetNumVertices(); ++i)
v[i].color = color;
// We're done with the vertex buffer, so unlock it so it may be used
// by others
(*mesh)->UnlockVertexBuffer();
temp->Release(); // Last but not least, free up the temporary mesh
return true;
}
void SphereCylDemo::genCylTexCoords(AXIS axis)
{
// D3DXCreate* functions generate vertices with position
// and normal data. But for texturing, we also need
// tex-coords. So clone the mesh to change the vertex
// format to a format with tex-coords.
D3DVERTEXELEMENT9 elements[64];
UINT numElements = 0;
VertexPNT::Decl->GetDeclaration(elements, &numElements);
ID3DXMesh* temp = 0;
HR(mCylinder->CloneMesh(D3DXMESH_SYSTEMMEM,
elements, gd3dDevice, &temp));
ReleaseCOM(mCylinder);
// Now generate texture coordinates for each vertex.
VertexPNT* vertices = 0;
HR(temp->LockVertexBuffer(0, (void**)&vertices));
// We need to get the height of the cylinder we are projecting the
// vertices onto. That height depends on which axis the client has
// specified that the cylinder lies on. The height is determined by
// finding the height of the bounding cylinder on the specified axis.
D3DXVECTOR3 maxPoint(-FLT_MAX, -FLT_MAX, -FLT_MAX);
D3DXVECTOR3 minPoint(FLT_MAX, FLT_MAX, FLT_MAX);
for(UINT i = 0; i < temp->GetNumVertices(); ++i)
{
D3DXVec3Maximize(&maxPoint, &maxPoint, &vertices[i].pos);
D3DXVec3Minimize(&minPoint, &minPoint, &vertices[i].pos);
}
float a = 0.0f;
float b = 0.0f;
float h = 0.0f;
switch( axis )
{
case X_AXIS:
a = minPoint.x;
b = maxPoint.x;
h = b-a;
break;
case Y_AXIS:
a = minPoint.y;
b = maxPoint.y;
h = b-a;
break;
case Z_AXIS:
a = minPoint.z;
b = maxPoint.z;
h = b-a;
break;
}
// Iterate over each vertex and compute its texture coordinate.
for(UINT i = 0; i < temp->GetNumVertices(); ++i)
{
// Get the coordinates along the axes orthogonal to the
// axis the cylinder is aligned with.
float x = 0.0f;
float y = 0.0f;
float z = 0.0f;
switch( axis )
{
case X_AXIS:
x = vertices[i].pos.y;
z = vertices[i].pos.z;
y = vertices[i].pos.x;
break;
case Y_AXIS:
x = vertices[i].pos.x;
z = vertices[i].pos.z;
y = vertices[i].pos.y;
break;
case Z_AXIS:
x = vertices[i].pos.x;
z = vertices[i].pos.y;
y = vertices[i].pos.z;
break;
}
// Convert to cylindrical coordinates.
float theta = atan2f(z, x);
float y2 = y - b; // Transform [a, b]-->[-h, 0]
// Transform theta from [0, 2*pi] to [0, 1] range and
// transform y2 from [-h, 0] to [0, 1].
float u = theta / (2.0f*D3DX_PI);
float v = y2 / -h;
// Save texture coordinates.
vertices[i].tex0.x = u;
vertices[i].tex0.y = v;
}
HR(temp->UnlockVertexBuffer());
// Clone back to a hardware mesh.
HR(temp->CloneMesh(D3DXMESH_MANAGED | D3DXMESH_WRITEONLY,
elements, gd3dDevice, &mCylinder));
ReleaseCOM(temp);
}
