mirror of
https://github.com/NVIDIA/cuda-samples.git
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124 lines
4.8 KiB
C++
124 lines
4.8 KiB
C++
/* Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of NVIDIA CORPORATION nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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////////////////////////////////////////////////////////////////////////////////
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//
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// Utility funcs to wrap up saving a surface or the back buffer as a PPM file
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// In addition, wraps up a threshold comparision of two PPMs.
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//
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// These functions are designed to be used to implement an automated QA testing for SDK samples.
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//
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// Author: Bryan Dudash
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// Email: sdkfeedback@nvidia.com
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//
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// Copyright (c) NVIDIA Corporation. All rights reserved.
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////////////////////////////////////////////////////////////////////////////////
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#include <helper_functions.h>
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#include <rendercheck_d3d11.h>
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HRESULT CheckRenderD3D11::ActiveRenderTargetToPPM(ID3D11Device *pDevice, const char *zFileName)
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{
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ID3D11DeviceContext *pDeviceCtxt;
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pDevice->GetImmediateContext(&pDeviceCtxt);
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ID3D11RenderTargetView *pRTV = NULL;
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pDeviceCtxt->OMGetRenderTargets(1,&pRTV,NULL);
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ID3D11Resource *pSourceResource = NULL;
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pRTV->GetResource(&pSourceResource);
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return ResourceToPPM(pDevice,pSourceResource,zFileName);
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}
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HRESULT CheckRenderD3D11::ResourceToPPM(ID3D11Device *pDevice, ID3D11Resource *pResource, const char *zFileName)
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{
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ID3D11DeviceContext *pDeviceCtxt;
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pDevice->GetImmediateContext(&pDeviceCtxt);
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D3D11_RESOURCE_DIMENSION rType;
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pResource->GetType(&rType);
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if (rType != D3D11_RESOURCE_DIMENSION_TEXTURE2D)
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{
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printf("SurfaceToPPM: pResource is not a 2D texture! Aborting...\n");
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return E_FAIL;
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}
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ID3D11Texture2D *pSourceTexture = (ID3D11Texture2D *)pResource;
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ID3D11Texture2D *pTargetTexture = NULL;
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D3D11_TEXTURE2D_DESC desc;
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pSourceTexture->GetDesc(&desc);
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desc.BindFlags = 0;
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desc.CPUAccessFlags = D3D11_CPU_ACCESS_READ;
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desc.Usage = D3D11_USAGE_STAGING;
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if (FAILED(pDevice->CreateTexture2D(&desc,NULL,&pTargetTexture)))
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{
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printf("SurfaceToPPM: Unable to create target Texture resoruce! Aborting... \n");
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return E_FAIL;
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}
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pDeviceCtxt->CopyResource(pTargetTexture,pSourceTexture);
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D3D11_MAPPED_SUBRESOURCE mappedTex2D;
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pDeviceCtxt->Map(pTargetTexture, 0, D3D11_MAP_READ,0,&mappedTex2D);
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// Need to convert from dx pitch to pitch=width
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unsigned char *pPPMData = new unsigned char[desc.Width*desc.Height*4];
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for (unsigned int iHeight = 0; iHeight<desc.Height; iHeight++)
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{
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memcpy(&(pPPMData[iHeight*desc.Width*4]),(unsigned char *)(mappedTex2D.pData)+iHeight*mappedTex2D.RowPitch,desc.Width*4);
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}
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pDeviceCtxt->Unmap(pTargetTexture, 0);
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// Prepends the PPM header info and bumps byte data afterwards
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sdkSavePPM4ub(zFileName, pPPMData, desc.Width, desc.Height);
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delete [] pPPMData;
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pTargetTexture->Release();
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return S_OK;
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}
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bool CheckRenderD3D11::PPMvsPPM(const char *src_file, const char *ref_file, const char *exec_path,
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const float epsilon, const float threshold)
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{
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char *ref_file_path = sdkFindFilePath(ref_file, exec_path);
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if (ref_file_path == NULL)
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{
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printf("CheckRenderD3D11::PPMvsPPM unable to find <%s> in <%s> Aborting comparison!\n", ref_file, exec_path);
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printf(">>> Check info.xml and [project//data] folder <%s> <<<\n", ref_file);
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printf("Aborting comparison!\n");
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printf(" FAILURE!\n");
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return false;
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}
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return sdkComparePPM(src_file,ref_file_path,epsilon,threshold,true) == true;
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} |