Exemplo n.º 1
0
void Scan(MFString path)
{
	MFFindData fd;
	MFFind *pFind = MFFileSystem_FindFirst(MFStr("%s*", path.CStr()), &fd);
	if(pFind)
	{
		do
		{
			if(fd.attributes & MFFA_Directory)
			{
				Scan(MFString::Format("%s%s/", path.CStr(), fd.pFilename).CStr());
			}
			else
			{
				MFString ext = MFString(fd.pFilename).GetExtension();
				if(ext.Enumerate(ppFormats, sizeof(ppFormats) / sizeof(ppFormats[0])) > -1)
					models.push(MFString::Format("%s%s", path.CStr(), fd.pFilename));
			}
		}
		while(MFFileSystem_FindNext(pFind, &fd));

		MFFileSystem_FindClose(pFind);
	}
}
Exemplo n.º 2
0
void ParseOBJFile(const char *pFilePtr)
{
	const char *pToken = GetNextToken(pFilePtr);

	while(*pToken != 0)
	{
		if(!MFString_CaseCmp(pToken, "o"))
		{
			const char *pName = GetRestOfLine(pFilePtr);

			pModel->name = pName;
		}
		else if(!MFString_CaseCmp(pToken, "g"))
		{
			const char *pName = GetRestOfLine(pFilePtr);

			if(!vertsInGroup)
			{
				// we'll just rename the current subobject, since theres nothing in it..
				F3DSubObject &sub = pModel->GetMeshChunk()->subObjects[subObject];
				sub.name = pName;
			}
			else
			{
				// probably wanna copy vertex data in at this point..
				// and subtract the min from each of the components indices..
				CopyDataIntoSubobject(subObject);

				++subObject;

				matSub = 0;

				minVertIndex = -1;
				minUVIndex = -1;
				minNormIndex = -1;
				maxVertIndex = -1;
				maxUVIndex = -1;
				maxNormIndex = -1;

				vertsInGroup = false;
				vertsInMatSub = false;

				F3DSubObject &sub = pModel->GetMeshChunk()->subObjects[subObject];
				sub.name = pName;
			}
		}
		else if(!MFString_CaseCmp(pToken, "v"))
		{
			const char *pX = GetNextToken(pFilePtr);
			const char *pY = GetNextToken(pFilePtr);
			const char *pZ = GetNextToken(pFilePtr);
			pFilePtr = MFSeekNewline(pFilePtr);

			MFVector v;
			v.x = (float)atof(pX);
			v.y = (float)atof(pY);
			v.z = (float)atof(pZ);
			v.w = 1.0f;

			verts.push(v);
		}
		else if(!MFString_CaseCmp(pToken, "vt"))
		{
			const char *pU = GetNextToken(pFilePtr);
			const char *pV = GetNextToken(pFilePtr);
			pFilePtr = MFSeekNewline(pFilePtr);

			MFVector v;
			v.x = (float)atof(pU);
			v.y = (float)atof(pV);
			v.z = 0.0f;
			v.w = 1.0f;

			uvs.push(v);
		}
		else if(!MFString_CaseCmp(pToken, "vn"))
		{
			const char *pX = GetNextToken(pFilePtr);
			const char *pY = GetNextToken(pFilePtr);
			const char *pZ = GetNextToken(pFilePtr);
			pFilePtr = MFSeekNewline(pFilePtr);

			MFVector v;
			v.x = (float)atof(pX);
			v.y = (float)atof(pY);
			v.z = (float)atof(pZ);
			v.w = 1.0f;

			normals.push(v);
		}
		else if(!MFString_CaseCmp(pToken, "f"))
		{
			vertsInGroup = true;
			vertsInMatSub = true;

			F3DSubObject &sub = pModel->GetMeshChunk()->subObjects[subObject];

			const char *pRestOfLine = GetRestOfLine(pFilePtr);

			int firstVert = (int)sub.matSubobjects[matSub].vertices.size();

			pToken = GetNextToken(pRestOfLine);

			while(*pToken)
			{
				const char *pPos = GetNextIndex(pToken);
				const char *pUV = GetNextIndex(pToken);
				const char *pNorm = GetNextIndex(pToken);

				int posid = atoi(pPos);
				int texid = atoi(pUV);
				int normid = atoi(pNorm);

				if(posid < 0)
					posid = (int)verts.size() - posid;
				else
					posid = posid - 1;

				if(texid < 0)
					texid = (int)uvs.size() - texid;
				else
					texid = texid - 1;

				if(normid < 0)
					normid = (int)normals.size() - normid;
				else
					normid = normid - 1;

				minVertIndex = minVertIndex == -1 ? posid : MFMin(minVertIndex, posid);
				minUVIndex = minUVIndex == -1 ? texid : MFMin(minUVIndex, texid);
				minNormIndex = minNormIndex == -1 ? normid : MFMin(minNormIndex, normid);
				maxVertIndex = minVertIndex == -1 ? posid : MFMax(maxVertIndex, posid);
				maxUVIndex = maxUVIndex == -1 ? texid : MFMax(maxUVIndex, texid);
				maxNormIndex = maxNormIndex == -1 ? normid : MFMax(maxNormIndex, normid);

				int vi = (int)sub.matSubobjects[matSub].vertices.size();
				int f = vi - firstVert;

				F3DVertex &vert = sub.matSubobjects[matSub].vertices[firstVert + f];
				vert.position = posid;
				vert.uv[0] = texid;
				vert.normal = normid;

				// add a triangle if we are up to the third vert or beyond
				if(f >= 2)
				{
					F3DTriangle &tri = sub.matSubobjects[matSub].triangles.push();

					tri.v[0] = firstVert;
					tri.v[1] = vi-1;
					tri.v[2] = vi;
				}

				pToken = GetNextToken(pRestOfLine);
			}
		}
		else if(!MFString_CaseCmp(pToken, "usemtl"))
		{
			F3DSubObject &sub = pModel->GetMeshChunk()->subObjects[subObject];

			if(vertsInGroup && vertsInMatSub)
			{
				++matSub;
				vertsInMatSub = false;
			}

			const char *pName = GetRestOfLine(pFilePtr);

			sub.matSubobjects[matSub].materialIndex = GetMaterialID(pName);
		}
		else if(!MFString_CaseCmp(pToken, "mtllib"))
		{
			// load material info?
			//..
			
			pFilePtr = MFSeekNewline(pFilePtr);
		}
		else if(pToken[0] == '#')
		{
			pFilePtr = MFSeekNewline(pFilePtr);
		}
		else
		{
			MFDebug_Warn(2, MFStr("Unknown token encountered in obj file '%s'!", pToken));
			pFilePtr = MFSeekNewline(pFilePtr);
		}

		pToken = GetNextToken(pFilePtr);
	}

	// want to copy vertex data into the last subobject at this point...
	if(vertsInGroup)
	{
		CopyDataIntoSubobject(subObject);
	}
}
Exemplo n.º 3
0
void LoadTextXFile(const char *pText)
{
	const char *pTok = GetNextToken(pText, &pText);

	while(pTok)
	{
		if(!MFString_Compare(pTok, "Header"))
		{
			SkipToken(pText, "{");

			int maj = GetInt(pText, &pText);
			int min = GetInt(pText, &pText);
			int flag = GetInt(pText, &pText);

//			printf("XFile V%d.%d, 0x%X\n", maj, min, flag);

			pTok = GetNextToken(pText, &pText);
			while(MFString_Compare(pTok, "}"))
			{
				pTok = GetNextToken(pText, &pText);
			}
		}
		else if(!MFString_Compare(pTok, "Frame"))
		{
			pText = ParseFrame(pText, MFMatrix::identity, -1);
		}
		else if(!MFString_Compare(pTok, "Mesh"))
		{
			gMeshChunks.push(XMeshChunk::Create(MFMatrix::identity, pText, ""));
			SkipSection(pText);
		}
		else if(!MFString_Compare(pTok, "AnimationSet"))
		{
			gAnimSets.push(pText);
			SkipSection(pText);
		}
		else if(!MFString_Compare(pTok, "template"))
		{
//			const char *pName = GetNextToken(pText, &pText);
			SkipSection(pText);
		}
		else
		{
			MFDebug_Warn(4, MFStr("Unknown token '%s'\n", pTok));
			SkipSection(pText);
		}

		pTok = GetNextToken(pText, &pText);
	}

	int a;
	for(a=0; a<gMeshChunks.size(); a++)
	{
		ParseMesh(gMeshChunks[a].pMesh, gMeshChunks[a].mat, gMeshChunks[a].frameName);
	}

	for(a=0; a<gAnimSets.size(); a++)
	{
		ParseAnimationSet(gAnimSets[a]);
	}

	gMeshChunks.clear();
}
Exemplo n.º 4
0
const char *ParseFrame(const char *pText, const MFMatrix &mat, int parentID)
{
	char frameName[64];
	const char *pName = GetNextToken(pText, &pText, frameName);

	MFMatrix worldMatrix = mat;

	F3DBone *pBone = NULL;

	if(!MFString_CaseCmpN(pName, "bn_", 3) || !MFString_CaseCmpN(pName, "z_", 2))
	{
		int boneID = pModel->GetSkeletonChunk()->bones.size();
		pBone = &pModel->GetSkeletonChunk()->bones[boneID];

		F3DBone *pParent = parentID == -1 ? NULL : &pModel->GetSkeletonChunk()->bones[parentID];
		parentID = boneID;

		MFString_Copy(pBone->name, pName);
		MFString_Copy(pBone->parentName, pParent ? pParent->name : "");

		pBone->worldMatrix = mat;
	}

	if(MFString_Compare(pName, "{"))
		SkipToken(pText, "{");

	const char *pTok = GetNextToken(pText, &pText);

	while(MFString_Compare(pTok, "}"))
	{
		if(!MFString_Compare(pTok, "Frame"))
		{
			pText = ParseFrame(pText, worldMatrix, parentID);
		}
		else if(!MFString_Compare(pTok, "FrameTransformMatrix"))
		{
			SkipToken(pText, "{");

			MFMatrix localMatrix;
			GetFloatArray(pText, (float*)&localMatrix, 16, &pText);

			worldMatrix.Multiply(localMatrix, worldMatrix);

			if(pBone)
			{
				pBone->boneMatrix = localMatrix;
				pBone->worldMatrix = worldMatrix;
			}

			SkipToken(pText, ";");
			SkipToken(pText, "}");
		}
		else if(!MFString_Compare(pTok, "Mesh"))
		{
			gMeshChunks.push(XMeshChunk::Create(worldMatrix, pText, pName));
			SkipSection(pText);
		}
		else
		{
			MFDebug_Warn(4, MFStr("Unexpected token '%s'\n", pTok));
			SkipSection(pText);
		}

		pTok = GetNextToken(pText, &pText);
	}

	return pText;
}