Maneesh Gupta
123 行
4.1 KiB
C++
123 行
4.1 KiB
C++
/*
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Copyright (c) 2019 - present Advanced Micro Devices, Inc. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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/* HIT_START
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* BUILD: %t %s ../test_common.cpp EXCLUDE_HIP_PLATFORM vdi
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* TEST: %t
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* HIT_END
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*/
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#include "hip/hip_runtime.h"
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#include "../test_common.h"
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#define N 16
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#define offset 3
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__global__ void tex1dKernel(float *val, hipTextureObject_t obj) {
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int k = blockIdx.x * blockDim.x + threadIdx.x;
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if (k < N)
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val[k] = tex1Dfetch<float>(obj, k+offset);
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}
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int runTest(hipTextureAddressMode, hipTextureFilterMode);
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int main(int argc, char **argv) {
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int testResult = runTest(hipAddressModeClamp,hipFilterModePoint);
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testResult = runTest(hipAddressModeClamp,hipFilterModeLinear);
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testResult = runTest(hipAddressModeWrap,hipFilterModePoint);
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testResult = runTest(hipAddressModeWrap,hipFilterModeLinear);
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if(testResult) {
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passed();
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} else {
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exit(EXIT_FAILURE);
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}
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}
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int runTest(hipTextureAddressMode addressMode, hipTextureFilterMode filterMode) {
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int testResult = 1;
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hipCtx_t HipContext;
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hipDevice_t HipDevice;
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int deviceID = 0;
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hipDeviceGet(&HipDevice, deviceID);
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hipCtxCreate(&HipContext, 0, HipDevice);
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// Allocating the required buffer on gpu device
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float *texBuf, *texBufOut;
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float val[N], output[N];
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for (int i = 0; i < N; i++) {
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val[i] = i+1;
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output[i] = 0.0;
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}
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HIPCHECK(hipMalloc(&texBuf, N * sizeof(float)));
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HIPCHECK(hipMalloc(&texBufOut, N * sizeof(float)));
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HIPCHECK(hipMemcpy(texBuf, val, N * sizeof(float), hipMemcpyHostToDevice));
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HIPCHECK(hipMemset(texBufOut, 0, N * sizeof(float)));
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hipResourceDesc resDescLinear;
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memset(&resDescLinear, 0, sizeof(resDescLinear));
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resDescLinear.resType = hipResourceTypeLinear;
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resDescLinear.res.linear.devPtr = texBuf;
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resDescLinear.res.linear.desc = hipCreateChannelDesc(32, 0, 0, 0, hipChannelFormatKindFloat);
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resDescLinear.res.linear.sizeInBytes = N * sizeof(float);
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hipTextureDesc texDesc;
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memset(&texDesc, 0, sizeof(texDesc));
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texDesc.readMode = hipReadModeElementType;
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texDesc.addressMode[0] = addressMode;
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texDesc.addressMode[1] = addressMode;
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texDesc.filterMode = filterMode;
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texDesc.normalizedCoords = false;
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// Creating texture object
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hipTextureObject_t texObj = 0;
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HIPCHECK(hipCreateTextureObject(&texObj, &resDescLinear, &texDesc, NULL));
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dim3 dimBlock(1, 1, 1);
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dim3 dimGrid(N , 1, 1);
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hipLaunchKernelGGL(tex1dKernel, dim3(dimGrid), dim3(dimBlock), 0, 0,
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texBufOut, texObj);
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HIPCHECK(hipDeviceSynchronize());
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HIPCHECK(hipMemcpy(output, texBufOut, N * sizeof(float), hipMemcpyDeviceToHost));
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for (int i = offset; i < N; i++) {
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if (output[i-offset] != val[i]) {
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testResult = 0;
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break;
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}
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}
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if(testResult){
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for(int i = N-offset; i < N; i++){
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if (output[i] != 0){
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testResult = 0;
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break;
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}
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}
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}
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HIPCHECK(hipDestroyTextureObject(texObj));
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HIPCHECK(hipFree(texBuf));
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HIPCHECK(hipFree(texBufOut));
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return testResult;
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}
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