读取显卡信息，com组件
/// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main()
{
Application.Run(new Form1());
}
// 添加自定义的私有变量。
private static DirectX7 DirectX;
private void button1_Click(object sender, System.EventArgs e)
{
DirectX = new DirectX7();
DirectDrawEnum ddEnum;
string guid;
ddEnum = DirectX.GetDDEnum();
richTextBox1.Text = "显卡信息:\n";
for (int i = 1; i <= ddEnum.GetCount(); i )
{
richTextBox1.Text = "显卡号码：" i.ToString() "\n";
richTextBox1.Text = "描述： " ddEnum.GetDescription(i) "\n";
richTextBox1.Text = "显卡名称：" ddEnum.GetName(i) "\n";
guid = ddEnum.GetGuid(i);
if(guid == "")
richTextBox1.Text = "Guid号码：无\n";
else
richTextBox1.Text = "Guid号码：" ddEnum.GetGuid(i) "\n";
GetDDCaps(guid);
GetD3DDevices(guid);
GetDisplayModes(guid);
}
}
private void GetDDCaps(string guid)
{
DirectDraw7 DirectDraw;
DDCAPS hwCaps = new DDCAPS(); // 硬件信息
DDCAPS helCaps = new DDCAPS(); // 软件信息
DirectDraw = DirectX.DirectDrawCreate(guid);
DirectDraw.GetCaps(ref hwCaps, ref helCaps);
richTextBox1.Text = "\n硬件信息：\n";
richTextBox1.Text = " 总的显存： " hwCaps.lVidMemTotal.ToString() "\n";
richTextBox1.Text = " 可用的显存：" hwCaps.lVidMemFree.ToString() "\n";
// 支持的调色板。
CONST_DDPCAPSFLAGS value = hwCaps.lPalCaps;
if (value == 0)
richTextBox1.Text = " 没有调色板。\n";
if ((value & CONST_DDPCAPSFLAGS.DDPCAPS_1BIT) > 0)
richTextBox1.Text = " 支持 1 Bit调色板。\n";
if ((value & CONST_DDPCAPSFLAGS.DDPCAPS_2BIT) > 0)
richTextBox1.Text = " 支持 2 Bit调色板。\n";
if ((value & CONST_DDPCAPSFLAGS.DDPCAPS_8BIT) > 0)
richTextBox1.Text = " 支持 8 Bit调色板。\n";
if ((value & CONST_DDPCAPSFLAGS.DDPCAPS_8BITENTRIES) > 0)
richTextBox1.Text = " 支持 8 Bit Entries 调色板。\n";
if ((value & CONST_DDPCAPSFLAGS.DDPCAPS_ALLOW256) > 0)
richTextBox1.Text = " 支持 256色调色板。\n";
// 是否支持gamma ramp接口
if (((int)hwCaps.ddsCaps.lCaps2 &
(int)CONST_DDCAPS2FLAGS.DDCAPS2_CANCALIBRATEGAMMA) > 0)
richTextBox1.Text = " 支持gamma连接。\n";
else
richTextBox1.Text = " 不支持gamma连接。\n";
}
private void GetD3DDevices(string guid)
{
Direct3DEnumDevices d3dEnum;
D3DDEVICEDESC7 hwDesc = new D3DDEVICEDESC7();
DirectDraw7 DirectDraw;
Direct3D7 d3d;
DirectDraw = DirectX.DirectDrawCreate(guid);
d3d = DirectDraw.GetDirect3D();
richTextBox1.Text = "\nD3D设备信息：\n";
d3dEnum = d3d.GetDevicesEnum();
for (int i = 1; i <= d3dEnum.GetCount(); i )
{
d3dEnum.GetDesc(i, ref hwDesc);
richTextBox1.Text = " 描述：" d3dEnum.GetDescription(i) "\n";
richTextBox1.Text = " 名称：" d3dEnum.GetName(i) "\n";
richTextBox1.Text = " Guid：" d3dEnum.GetGuid(i) "\n";
richTextBox1.Text = " 最大纹理高度："
hwDesc.lMaxTextureHeight.ToString() "\n";
richTextBox1.Text = " 最大纹理宽度："
hwDesc.lMaxTextureWidth.ToString() "\n";
if ((hwDesc.lDeviceRenderBitDepth & (int)CONST_DDBITDEPTHFLAGS.DDBD_8) > 0)
richTextBox1.Text = " 支持8位渲染。\n";
if ((hwDesc.lDeviceRenderBitDepth & (int)CONST_DDBITDEPTHFLAGS.DDBD_16) > 0)
richTextBox1.Text = " 支持16位渲染。\n";
if ((hwDesc.lDeviceRenderBitDepth & (int)CONST_DDBITDEPTHFLAGS.DDBD_24) > 0)
richTextBox1.Text = " 支持24位渲染。\n";
if ((hwDesc.lDeviceRenderBitDepth & (int)CONST_DDBITDEPTHFLAGS.DDBD_32) > 0)
richTextBox1.Text = " 支持32位渲染。\n";
if ((hwDesc.lDeviceZBufferBitDepth & (int)CONST_DDBITDEPTHFLAGS.DDBD_8) > 0)
richTextBox1.Text = " 支持8比特的Z缓存。\n";
if ((hwDesc.lDeviceZBufferBitDepth & (int)CONST_DDBITDEPTHFLAGS.DDBD_16) > 0)
richTextBox1.Text = " 支持16比特的Z缓存。\n";
if ((hwDesc.lDeviceZBufferBitDepth & (int)(int)CONST_DDBITDEPTHFLAGS.DDBD_24) > 0)
richTextBox1.Text = " 支持24比特的Z缓存。\n";
if ((hwDesc.lDeviceZBufferBitDepth & (int)CONST_DDBITDEPTHFLAGS.DDBD_32) > 0)
richTextBox1.Text = " 支持32比特的Z缓存。\n";
if (hwDesc.lDeviceZBufferBitDepth == 0)
richTextBox1.Text = " 不支持Z缓存。\n";
if ((hwDesc.lDevCaps & CONST_D3DDEVICEDESCCAPS.D3DDEVCAPS_TEXTURENONLOCALVIDMEM) > 0)
richTextBox1.Text = " 支持AGP纹理。\n";
if ((hwDesc.lDevCaps & CONST_D3DDEVICEDESCCAPS.D3DDEVCAPS_SORTDECREASINGZ) > 0)
richTextBox1.Text = " IM三角必须安递减深度排序。\n";
if ((hwDesc.lDevCaps & CONST_D3DDEVICEDESCCAPS.D3DDEVCAPS_SORTEXACT) > 0)
richTextBox1.Text = " IM三角必须完全排序。\n";
if ((hwDesc.lDevCaps & CONST_D3DDEVICEDESCCAPS.D3DDEVCAPS_SORTINCREASINGZ) > 0)
richTextBox1.Text = " IM三角必须安递增深度排序。\n";
if ((hwDesc.lDevCaps & CONST_D3DDEVICEDESCCAPS.D3DDEVCAPS_TEXTUREVIDEOMEMORY) > 0)
richTextBox1.Text = " IM三角可以使用显卡内存存储材质。\n";
}
}
// 取得显示模式信息。
public void GetDisplayModes(string guid)
{
DirectDrawEnumModes DisplayModesEnum;
DDSURFACEDESC2 ddsd2 = new DDSURFACEDESC2();
DirectDraw7 DirectDraw;
DirectDraw = DirectX.DirectDrawCreate(guid);
DisplayModesEnum = DirectDraw.GetDisplayModesEnum(0, ref ddsd2);
richTextBox1.Text = "\n显示模式信息：\n";
// 列举支持的显示模式。
for (int i = 1; i <= DisplayModesEnum.GetCount(); i )
{
DisplayModesEnum.GetItem(i, ref ddsd2);
richTextBox1.Text = " 显示模式[" i.ToString() "]：";
richTextBox1.Text = "宽度[" ddsd2.lWidth.ToString() "]，";
richTextBox1.Text = "高度[" ddsd2.lHeight.ToString() "]，";
richTextBox1.Text = "每象素的比特数[" ddsd2.ddpfPixelFormat.lRGBBitCount.ToString() "]，";
richTextBox1.Text = "刷新频率[" ddsd2.lRefreshRate.ToString() "]。" "\n";
}
}
资源文件列表
DirectXShowCard/App.ico , 1078
DirectXShowCard/AssemblyInfo.cs , 1846
DirectXShowCard/bin/Debug/DirectXShowCard.exe , 20480
DirectXShowCard/bin/Debug/DirectXShowCard.pdb , 17920
DirectXShowCard/bin/Debug/Interop.DxVBLib.dll , 200704
DirectXShowCard/DirectXShowCard.csproj , 4694
DirectXShowCard/DirectXShowCard.csproj.user , 1774
DirectXShowCard/DirectXShowCard.sln , 926
DirectXShowCard/DirectXShowCard.suo , 6656
DirectXShowCard/Form1.cs , 8696
DirectXShowCard/Form1.resx , 5315
DirectXShowCard/obj/Debug/DirectXShowCard.exe , 20480
DirectXShowCard/obj/Debug/DirectXShowCard.exe.incr , 1814
DirectXShowCard/obj/Debug/DirectXShowCard.Form1.resources , 324
DirectXShowCard/obj/Debug/DirectXShowCard.pdb , 17920
DirectXShowCard/obj/Debug/DirectXShowCard.projdata , 4488
DirectXShowCard/obj/Interop.DxVBLib.dll , 200704