我正在设计一个使用DirectX 11 API的游戏引擎,特别是使用延迟上下文.基本思想是让每个设备状态都给定自己的延迟上下文,然后,在渲染完所有几何体之后,通过迭代每个延迟上下文并在直接上下文上执行其命令列表来显示它.我通过简单地使用线框着色器在屏幕上绘制两个三角形来测试这一点.即使在PIX调试报告中查看,所有DirectX调用都不会返回任何错误,但只要调用IDXGISwapChain :: Present(0,0),整个屏幕就会变黑,然后返回.然后在屏幕的右下角弹出一个错误框,指出显示驱动程序“已停止响应并成功恢复”.查看PIX日志,我在PIX日志中的调用的前后块之间找到了一行“D3D11:正在删除设备”. post块中显示的返回值是DXGI_ERROR_DEVICE_REMOVED.我不太清楚该怎么做. PIX日志如下:
Frame 000001 ........PRE: CreateDXGIFactory1(IID_IDXGIFactory1,0x012E1E2C) Frame 000001 ............PRE: AddObject(DXGI Factory,0x0040FF98,0x0065B810) Frame 000001 ............POST: <TRUE> AddObject(DXGI Factory,0x0065B810) Frame 000001 ........POST: <S_OK> CreateDXGIFactory1(IID_IDXGIFactory1,0x012E1E2C) Frame 000001 ........PRE: D3D11CreateDeviceAndSwapChain(NULL,D3D_DRIVER_TYPE_HARDWARE,NULL,32,7,0x0019F444,0x012E1E5C,0x012E1E54,0x012E1E58,0x012E1E60) Frame 000001 ............PRE: AddObject(D3D11 Device,0x03666B38,0x009E9940) Frame 000001 ............POST: <TRUE> AddObject(D3D11 Device,0x009E9940) Frame 000001 ............PRE: AddObject(DXGI Factory,0x03666B98,0x0065BAB0) Frame 000001 ............POST: <TRUE> AddObject(DXGI Factory,0x0065BAB0) Frame 000001 ............PRE: AddObject(DXGI Adapter,0x03666BE8,0x0065C940) Frame 000001 ............POST: <TRUE> AddObject(DXGI Adapter,0x0065C940) Frame 000001 ............PRE: AddObject(DXGI Device,0x03666C40,0x009E9718) Frame 000001 ............POST: <TRUE> AddObject(DXGI Device,0x009E9718) Frame 000001 ............PRE: AddObject(DXGI Swap Chain,0x03666CA0,0x009EF940) Frame 000001 ............POST: <TRUE> AddObject(DXGI Swap Chain,0x009EF940) Frame 000001 ............PRE: AddObject(DXGI Surface,0x03666D38,0x009EFB9C) Frame 000001 ............POST: <TRUE> AddObject(DXGI Surface,0x009EFB9C) Frame 000001 ............PRE: AddObject(D3D11 Texture2D,0x03666D98,0x009EFBD4) Frame 000001 ............POST: <TRUE> AddObject(D3D11 Texture2D,0x009EFBD4) Frame 000001 ............PRE: AddObject(D3D11 Device Context,0x036C1E08,0x009F1840) Frame 000001 ............POST: <TRUE> AddObject(D3D11 Device Context,0x009F1840) Frame 000001 ........POST: <S_OK> D3D11CreateDeviceAndSwapChain(NULL,0x012E1E60) Frame 000001 ........PRE: <this=0x03666b38>ID3D11Device::CheckFeatureSupport(D3D11_FEATURE_THREADING,0x0019F2C8,8) Frame 000001 ........POST: <S_OK><this=0x03666b38> ID3D11Device::CheckFeatureSupport(D3D11_FEATURE_THREADING,8) Frame 000001 ........PRE: <this=0x03666b38>ID3D11Device::CheckFeatureSupport(D3D11_FEATURE_D3D10_X_HARDWARE_OPTIONS,0x0019F2BC,4) Frame 000001 ........POST: <S_OK><this=0x03666b38> ID3D11Device::CheckFeatureSupport(D3D11_FEATURE_D3D10_X_HARDWARE_OPTIONS,4) Frame 000001 ........PRE: <this=0x03666b38>ID3D11Device::CheckFormatSupport(DXGI_FORMAT_B8G8R8A8_UNORM,0x0019F2B0) Frame 000001 ........POST: <S_OK><this=0x03666b38> ID3D11Device::CheckFormatSupport(DXGI_FORMAT_B8G8R8A8_UNORM,0x0019F2B0) Frame 000001 ........PRE: <this=0x03666b38>ID3D11Device::GetCreationFlags() Frame 000001 ........POST: <32><this=0x03666b38> ID3D11Device::GetCreationFlags() Frame 000001 ........PRE: <this=0x03666b38>ID3D11Device::CreateDeferredContext(0,0x0FB34BA4) Frame 000001 ............PRE: AddObject(D3D11 Device Context,0x036C9C58,0x009F7C38) Frame 000001 ............POST: <TRUE> AddObject(D3D11 Device Context,0x009F7C38) Frame 000001 ........POST: <S_OK><this=0x03666b38> ID3D11Device::CreateDeferredContext(0,0x0FB34BA4) Frame 000001 ........PRE: <this=0x03666b38>ID3D11Device::CreateRasterizerState(0x0019F3F8,0x0FB34BA0) Frame 000001 ............PRE: AddObject(D3D11 Rasterizer State,0x03666E38,0x009F0A98) Frame 000001 ............POST: <TRUE> AddObject(D3D11 Rasterizer State,0x009F0A98) Frame 000001 ........POST: <S_OK><this=0x03666b38> ID3D11Device::CreateRasterizerState(0x0019F3F8,0x0FB34BA0) Frame 000001 ........PRE: <this=0x03666b38>ID3D11Device::CreateInputLayout(0x0FB50158,2,0x009F0368,568,0x0FB35B3C) Frame 000001 ............PRE: AddObject(D3D11 Input Layout,0x03666EB0,0x009F0B18) Frame 000001 ............POST: <TRUE> AddObject(D3D11 Input Layout,0x009F0B18) Frame 000001 ........POST: <S_OK><this=0x03666b38> ID3D11Device::CreateInputLayout(0x0FB50158,0x0FB35B3C) Frame 000001 ........PRE: <this=0x03666b38>ID3D11Device::CreateSamplerState(0x0019F418,0x0019F46C) Frame 000001 ............PRE: AddObject(D3D11 Sampler State,0x03666F10,0x009EF8D8) Frame 000001 ............POST: <TRUE> AddObject(D3D11 Sampler State,0x009EF8D8) Frame 000001 ........POST: <S_OK><this=0x03666b38> ID3D11Device::CreateSamplerState(0x0019F418,0x0019F46C) Frame 000001 ........PRE: <this=0x03666f10>ID3D11SamplerState::AddRef() Frame 000001 ........POST: <2><this=0x03666f10> ID3D11SamplerState::AddRef() Frame 000001 ........PRE: <this=0x03666b38>ID3D11Device::AddRef() Frame 000001 ........POST: <8><this=0x03666b38> ID3D11Device::AddRef() Frame 000001 ........PRE: <this=0x03666b38>ID3D11Device::CreateVertexShader(0x009F0368,0x0FB3046C) Frame 000001 ............PRE: AddObject(D3D11 Vertex Shader,0x03666F60,0x009EFCB4) Frame 000001 ............POST: <TRUE> AddObject(D3D11 Vertex Shader,0x009EFCB4) Frame 000001 ........POST: <S_OK><this=0x03666b38> ID3D11Device::CreateVertexShader(0x009F0368,0x0FB3046C) Frame 000001 ........PRE: <this=0x03666b38>ID3D11Device::CreatePixelShader(0x009F0958,244,0x0FB30470) Frame 000001 ............PRE: AddObject(D3D11 Pixel Shader,0x03666FB8,0x009E2CF4) Frame 000001 ............POST: <TRUE> AddObject(D3D11 Pixel Shader,0x009E2CF4) Frame 000001 ........POST: <S_OK><this=0x03666b38> ID3D11Device::CreatePixelShader(0x009F0958,0x0FB30470) Frame 000001 ........PRE: <this=0x03666b38>ID3D11Device::Release() Frame 000001 ........POST: <9><this=0x03666b38> ID3D11Device::Release() Frame 000001 ........PRE: <this=0x03666b38>ID3D11Device::CreateBuffer(0x0019F914,0x0FB364A8) Frame 000001 ............PRE: AddObject(D3D11 Buffer,0x036656F0,0x009E2E14) Frame 000001 ............POST: <TRUE> AddObject(D3D11 Buffer,0x009E2E14) Frame 000001 ........POST: <S_OK><this=0x03666b38> ID3D11Device::CreateBuffer(0x0019F914,0x0FB364A8) Frame 000001 ........PRE: <this=0x03666b38>ID3D11Device::CreateBuffer(0x0019F914,0x0FB3E1B0) Frame 000001 ............PRE: AddObject(D3D11 Buffer,0x03665778,0x009F03D4) Frame 000001 ............POST: <TRUE> AddObject(D3D11 Buffer,0x009F03D4) Frame 000001 ........POST: <S_OK><this=0x03666b38> ID3D11Device::CreateBuffer(0x0019F914,0x0FB3E1B0) Frame 000001 ........PRE: <this=0x03666b38>ID3D11Device::CreateBuffer(0x0019F914,0x0FB46E58) Frame 000001 ............PRE: AddObject(D3D11 Buffer,0x03665800,0x009E3994) Frame 000001 ............POST: <TRUE> AddObject(D3D11 Buffer,0x009E3994) Frame 000001 ........POST: <S_OK><this=0x03666b38> ID3D11Device::CreateBuffer(0x0019F914,0x0FB46E58) Frame 000001 ........PRE: <this=0x036c1e08>ID3D11DeviceContext::RSSetViewports(1,0x012E1EBC) Frame 000001 ........POST: <><this=0x036c1e08> ID3D11DeviceContext::RSSetViewports(1,0x012E1EBC) Frame 000001 ........PRE: <this=0x036c9c58>ID3D11DeviceContext::IASetInputLayout(0x03666EB0) Frame 000001 ........POST: <><this=0x036c9c58> ID3D11DeviceContext::IASetInputLayout(0x03666EB0) Frame 000001 ........PRE: <this=0x036c9c58>ID3D11DeviceContext::AddRef() Frame 000001 ........POST: <2><this=0x036c9c58> ID3D11DeviceContext::AddRef() Frame 000001 ........PRE: <this=0x036c9c58>ID3D11DeviceContext::DrawIndexed(6,0) Frame 000001 ........POST: <><this=0x036c9c58> ID3D11DeviceContext::DrawIndexed(6,0) Frame 000001 ........PRE: <this=0x036c9c58>ID3D11DeviceContext::Release() Frame 000001 ........POST: <1><this=0x036c9c58> ID3D11DeviceContext::Release() Frame 000001 ........PRE: <this=0x036c9c58>ID3D11DeviceContext::FinishCommandList(FALSE,0x0019F928) Frame 000001 ............PRE: AddObject(D3D11 Command List,0x03665888,0x009E3A94) Frame 000001 ............POST: <TRUE> AddObject(D3D11 Command List,0x009E3A94) Frame 000001 ........POST: <S_OK><this=0x036c9c58> ID3D11DeviceContext::FinishCommandList(FALSE,0x0019F928) Frame 000001 ........PRE: <this=0x036c1e08>ID3D11DeviceContext::ExecuteCommandList(0x03665888,FALSE) Frame 000001 ........POST: <><this=0x036c1e08> ID3D11DeviceContext::ExecuteCommandList(0x03665888,FALSE) Frame 000001 ........PRE: <this=0x03666ca0>IDXGISwapChain::Present(0,1) Frame 000001 ........POST: <S_OK><this=0x03666ca0> IDXGISwapChain::Present(0,1) Frame 000001 ........PRE: <this=0x03666ca0>IDXGISwapChain::Present(0,0) D3D11: Removing Device. Frame 000001 ........POST: <DXGI_ERROR_DEVICE_REMOVED><this=0x03666ca0> IDXGISwapChain::Present(0,0) Frame 000001 ....POST: <> Frame(1)
如果需要其他任何东西,请告诉我.我没有发布代码主要是因为它扩展了近20个单独的类,但我可以发布缓冲内容,HLSL和逻辑背后的解释.
更新:
我有点解决了上面的问题,部分原因很可能是由于没有设置任何着色器,没有索引缓冲区,没有顶点缓冲区,也没有常量缓冲区.最初的问题仍然没有解决,但在研究这个问题时,我想到了一个新的想法.我从未调用过ID3D11DeviceContext :: Begin(0).但是,从设备状态类获取设备上下文并在该上下文上调用Begin时,我最终会遇到访问冲突,并且指向ID3D11DeviceContext对象的指针被设置为零.这仅在调用Begin时发生,并且删除调用会导致行为停止.通过查看DirectX SDK中的示例代码,我无法在任何时间找到显式调用.这个电话是否必要?这可能看起来有点偏离主题,但如果命令列表因此而受损,这可能是Present正在删除设备的原因.
相关代码:
if(FAILED(devstate->BeginDraw(inlayout,&dc))) { return ACERROR_ALREADYDRAWING; //error handling block. } //dc->Begin(0); //access violation: error accessing location 0x00000024 for(UINT i=Shader_Vertex;i<Shader_Count;i++) { //set all relevant shaders to the device. (dc->*(vtbls[i].ShaderSet))(shaders[i],0); }
解决方法
在过去6天检查了代码之后,我发现了一个奇怪的发现:尽管我对DirectX 9.0c有所了解,但DirectX 11中的编码是不同的.在代码中发现了几个愚蠢的错误后,我设法修复了硬件设备上的错误,但奇怪的是,不在ref设备上.我目前正在研究DirectX 11管道更改,然后试图弄清楚为什么我可以非常轻松地清除背景,但是尝试绘制带有延迟上下文的三角形根本不起作用.
感谢所有试图提供帮助的人的建议.
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