output.cpp

极限赛车CarGameDemo DirectX9

#include "StdAfx.h"
#include "../common/myd3d.h"
#include "output.h"
//-----------------------------------------------------------------------------
// 名称：dumpVertices()
// 功能：输出mesh顶点
//-----------------------------------------------------------------------------
void dumpVertices(std::ofstream& outFile, ID3DXMesh* mesh)
{
	outFile << "Vertices:" << std::endl;
	outFile << "---------" << std::endl << std::endl;
	
	d3d::Vertex* v = 0;
	mesh->LockVertexBuffer(0, (void**)&v);
	for(int i = 0; i < (int)mesh->GetNumVertices(); i++)
	{
		outFile << "Vertex " << i << ": (";
		outFile << v[i]._x  << ", " << v[i]._y  << ", " << v[i]._z  << ", ";
		outFile << v[i]._nx << ", " << v[i]._ny << ", " << v[i]._nz << ", ";
		outFile << v[i]._u  << ", " << v[i]._v  << ")"  << std::endl;
	}
	mesh->UnlockVertexBuffer();

	outFile << std::endl << std::endl;
}

//-----------------------------------------------------------------------------
// 名称：dumpIndices()
// 功能：输出mesh索引
//-----------------------------------------------------------------------------
void dumpIndices(std::ofstream& outFile, ID3DXMesh* mesh)
{
	outFile << "Indices:" << std::endl;
	outFile << "--------" << std::endl << std::endl;

	WORD* indices = 0;
	mesh->LockIndexBuffer(0, (void**)&indices);

	for(int i = 0; i < (int)mesh->GetNumFaces(); i++)
	{
		outFile << "Triangle " << i << ": ";
		outFile << indices[i * 3    ] << " ";
		outFile << indices[i * 3 + 1] << " ";
		outFile << indices[i * 3 + 2] << std::endl;
	}
	mesh->UnlockIndexBuffer();

	outFile << std::endl << std::endl;
}

//-----------------------------------------------------------------------------
// 名称：dumpAttributeBuffer()
// 功能：输出mesh属性
//-----------------------------------------------------------------------------
void dumpAttributeBuffer(std::ofstream& outFile, ID3DXMesh* mesh)
{
	outFile << "Attribute Buffer:" << std::endl;
	outFile << "-----------------" << std::endl << std::endl;

	DWORD* attributeBuffer = 0;
	mesh->LockAttributeBuffer(0, &attributeBuffer);

	// an attribute for each face
	for(int i = 0; i < (int)mesh->GetNumFaces(); i++)
	{
		outFile << "Triangle lives in subset " << i << ": ";
		outFile << attributeBuffer[i] << std::endl;
	}
	mesh->UnlockAttributeBuffer();

	outFile << std::endl << std::endl;
}

//-----------------------------------------------------------------------------
// 名称：dumpAdjacencyBuffer()
// 功能：输出mesh邻接信息
//-----------------------------------------------------------------------------
void dumpAdjacencyBuffer(std::ofstream& outFile, ID3DXMesh* mesh)
{
	outFile << "Adjacency Buffer:" << std::endl;
	outFile << "-----------------" << std::endl << std::endl;

	// three enttries per face
	std::vector<DWORD> adjacencyBuffer(mesh->GetNumFaces() * 3);

	mesh->GenerateAdjacency(0.0f, &adjacencyBuffer[0]);

	for(int i = 0; i < (int)mesh->GetNumFaces(); i++)
	{
		outFile << "Triangle's adjacent to triangle " << i << ": ";
		outFile << adjacencyBuffer[i * 3    ] << " ";
		outFile << adjacencyBuffer[i * 3 + 1] << " ";
		outFile << adjacencyBuffer[i * 3 + 2] << std::endl;
	}

	outFile << std::endl << std::endl;
}

//-----------------------------------------------------------------------------
// 名称：dumpAttributeTable()
// 功能：输出mesh属性列表
//-----------------------------------------------------------------------------
void dumpAttributeTable(std::ofstream& outFile, ID3DXMesh* mesh)
{
	outFile << "Attribute Table:" << std::endl;
	outFile << "----------------" << std::endl << std::endl;	

	// number of entries in the attribute table
	DWORD numEntries = 0;

	mesh->GetAttributeTable(0, &numEntries);

	std::vector<D3DXATTRIBUTERANGE> table(numEntries);

	mesh->GetAttributeTable(&table[0], &numEntries);

	for(int i = 0; i < (int)numEntries; i++)
	{
		outFile << "Entry " << i << std::endl;
		outFile << "-----------" << std::endl;

		outFile << "Subset ID:    " << table[i].AttribId    << std::endl;
		outFile << "Face Start:   " << table[i].FaceStart   << std::endl;
		outFile << "Face Count:   " << table[i].FaceCount   << std::endl;
		outFile << "Vertex Start: " << table[i].VertexStart << std::endl;
		outFile << "Vertex Count: " << table[i].VertexCount << std::endl;
		outFile << std::endl;
	}

	outFile << std::endl << std::endl;
}