rocm-systems/projects/hip-tests/catch/unit/texture/hipTextureObj1DCheckSRGBModes.cc

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#pragma clang diagnostic ignored "-Wunused-parameter"
#include <hip_test_common.hh>
#include <hip_test_checkers.hh>
#include <hip_texture_helper.hh>

template <bool normalizedCoords> __global__ void tex1DRGBAKernel(float4* outputData,
                                                                 hipTextureObject_t textureObject,
                                                                 int width, float offsetX) {
#if !__HIP_NO_IMAGE_SUPPORT
  int x = blockIdx.x * blockDim.x + threadIdx.x;
  outputData[x] =
      tex1D<float4>(textureObject, normalizedCoords ? (x + offsetX) / width : x + offsetX);
#endif
}

__global__ void tex1DRGBAKernelFetch(float4* outputData, hipTextureObject_t textureObject,
                                     float offsetX) {
#if !__HIP_NO_IMAGE_SUPPORT
  int x = blockIdx.x * blockDim.x + threadIdx.x;
  outputData[x] = tex1Dfetch<float4>(textureObject, int(x + offsetX));
#endif
}

template <hipTextureAddressMode addressMode, hipTextureFilterMode filterMode,
          hipResourceType resType, bool normalizedCoords, bool sRGB = false>
static void runTest(const int width, const float offsetX = 0) {
  constexpr float uCharMax = UCHAR_MAX;
  unsigned int size = width * sizeof(uchar4);
  uchar4* hData = (uchar4*)malloc(size);
  memset(hData, 0, size);
  for (int j = 0; j < width; j++) {
    hData[j].x = static_cast<unsigned char>(j);
    hData[j].y = static_cast<unsigned char>(j + 10);
    hData[j].z = static_cast<unsigned char>(j + 20);
    hData[j].w = static_cast<unsigned char>(j + 30);
  }

  hipChannelFormatDesc channelDesc = hipCreateChannelDesc<uchar4>();
  uchar4* hipBuff = nullptr;
  hipArray_t hipArray = nullptr;
  hipResourceDesc resDesc;
  memset(&resDesc, 0, sizeof(resDesc));

  if (resType == hipResourceTypeArray) {
    HIP_CHECK(hipMallocArray(&hipArray, &channelDesc, width));
    HIP_CHECK(hipMemcpy2DToArray(hipArray, 0, 0, hData, size, size, 1, hipMemcpyHostToDevice));
    resDesc.resType = hipResourceTypeArray;  // Will call tex1D in kernel
    resDesc.res.array.array = hipArray;
  } else if (resType == hipResourceTypeLinear) {
    if (normalizedCoords || filterMode == hipFilterModeLinear ||
        addressMode == hipAddressModeWrap || addressMode == hipAddressModeMirror) {
      free(hData);
      FAIL("One or more unexpected parameters for hipResourceTypeLinear");
    }
    HIP_CHECK(hipMalloc((void**)&hipBuff, size));
    HIP_CHECK(hipMemcpy(hipBuff, hData, size, hipMemcpyHostToDevice));
    resDesc.resType = hipResourceTypeLinear;  // Will call tex1Dfetch in kernel
    resDesc.res.linear.devPtr = hipBuff;
    resDesc.res.linear.sizeInBytes = size;
    resDesc.res.linear.desc = channelDesc;
  } else
    FAIL("Unexpected resource type " << resType);

  // Specify texture object parameters
  hipTextureDesc texDesc;
  memset(&texDesc, 0, sizeof(texDesc));
  texDesc.addressMode[0] = addressMode;
  texDesc.addressMode[1] = addressMode;
  texDesc.filterMode = filterMode;
  texDesc.readMode = hipReadModeNormalizedFloat;
  texDesc.normalizedCoords = normalizedCoords;
  texDesc.sRGB = sRGB ? 1 : 0;

  // Create texture object
  hipTextureObject_t textureObject = 0;
  auto ret = hipCreateTextureObject(&textureObject, &resDesc, &texDesc, NULL);
#if HT_AMD
  if (ret == hipErrorInvalidValue && resType == hipResourceTypeLinear) {
    free(hData);
    HIP_CHECK(hipFree(hipBuff));
    HipTest::HIP_SKIP_TEST("sRGB is not supported for hipResourceTypeLinear type on AMD devices");
    return;
  }
#endif
  HIP_CHECK(ret);

  float4* dData = nullptr;
  size = width * sizeof(float4);
  HIP_CHECK(hipMalloc((void**)&dData, size));

  dim3 dimBlock(16, 1, 1);
  dim3 dimGrid((width + dimBlock.x - 1) / dimBlock.x, 1, 1);

  if (resType == hipResourceTypeArray) {
    hipLaunchKernelGGL(tex1DRGBAKernel<normalizedCoords>, dimGrid, dimBlock, 0, 0, dData,
                       textureObject, width, offsetX);
    HIP_CHECK(hipGetLastError());
  } else {
    hipLaunchKernelGGL(tex1DRGBAKernelFetch, dimGrid, dimBlock, 0, 0, dData, textureObject,
                       offsetX);
    HIP_CHECK(hipGetLastError());
  }

  HIP_CHECK(hipDeviceSynchronize());
  size = width * sizeof(float4);
  float4* hInputData = (float4*)malloc(size);   // CPU expected values
  float4* hOutputData = (float4*)malloc(size);  // GPU output values
  memset(hInputData, 0, size);
  memset(hOutputData, 0, size);

  for (int j = 0; j < width; j++) {
    hInputData[j].x = hData[j].x / uCharMax;
    hInputData[j].y = hData[j].y / uCharMax;
    hInputData[j].z = hData[j].z / uCharMax;
    hInputData[j].w = hData[j].w / uCharMax;
  }

  HIP_CHECK(hipMemcpy(hOutputData, dData, size, hipMemcpyDeviceToHost));

  bool result = true;

  for (int j = 0; j < width; j++) {
    float4 cpuExpected =
        getExpectedValue<float4, addressMode, filterMode, sRGB>(width, offsetX + j, hInputData);
    float4 gpuOutput = hOutputData[j];
    if (sRGB) {
      // CTS will map to sRGP before comparison, so we do so
      cpuExpected = hipSRGBMap(cpuExpected);
      gpuOutput = hipSRGBMap(gpuOutput);
    }
    // Convert from [0, 1] back to [0, 255]
    gpuOutput *= uCharMax;
    cpuExpected *= uCharMax;
    if (!hipTextureSamplingVerify<float4, filterMode, sRGB>(gpuOutput, cpuExpected)) {
      WARN("Mismatch at (" << offsetX + j << ") GPU output : " << gpuOutput.x << ", " << gpuOutput.y
                           << ", " << gpuOutput.z << ", " << gpuOutput.w << ", "
                           << " CPU expected: " << cpuExpected.x << ", " << cpuExpected.y << ", "
                           << cpuExpected.z << ", " << cpuExpected.w << "\n");
      result = false;
      goto line1;
    }
  }

line1:
  HIP_CHECK(hipDestroyTextureObject(textureObject));
  HIP_CHECK(hipFree(dData));
  if (hipArray) HIP_CHECK(hipFreeArray(hipArray));
  if (hipBuff) HIP_CHECK(hipFree(hipBuff));
  free(hData);
  free(hOutputData);
  free(hInputData);
  REQUIRE(result);
}

TEST_CASE("Unit_hipTextureObj1DCheckRGBAModes - array") {
  CHECK_IMAGE_SUPPORT

  SECTION("RGBA 1D hipAddressModeClamp, hipFilterModePoint, hipResourceTypeArray, regularCoords") {
    runTest<hipAddressModeClamp, hipFilterModePoint, hipResourceTypeArray, false>(255, -3.9);
    runTest<hipAddressModeClamp, hipFilterModePoint, hipResourceTypeArray, false>(255, 4.4);
  }

  SECTION("RGBA 1D hipAddressModeBorder, hipFilterModePoint, hipResourceTypeArray, regularCoords") {
    runTest<hipAddressModeBorder, hipFilterModePoint, hipResourceTypeArray, false>(255, -8.5);
    runTest<hipAddressModeBorder, hipFilterModePoint, hipResourceTypeArray, false>(255, 12.5);
  }

  SECTION("RGBA 1D hipAddressModeClamp, hipFilterModeLinear, hipResourceTypeArray, regularCoords") {
    runTest<hipAddressModeClamp, hipFilterModeLinear, hipResourceTypeArray, false>(255, -0.41);
    runTest<hipAddressModeClamp, hipFilterModeLinear, hipResourceTypeArray, false>(255, 4);
  }

#if HT_AMD
  // nvidia RTX2070 has problem in this mode
  SECTION(
      "RGBA 1D hipAddressModeBorder, hipFilterModeLinear, hipResourceTypeArray, regularCoords") {
    runTest<hipAddressModeBorder, hipFilterModeLinear, hipResourceTypeArray, false>(255, 0);
    runTest<hipAddressModeBorder, hipFilterModeLinear, hipResourceTypeArray, false>(255, 12.1);
  }
#endif

  SECTION(
      "RGBA 1D hipAddressModeClamp, hipFilterModePoint, hipResourceTypeArray, normalizedCoords") {
    runTest<hipAddressModeClamp, hipFilterModePoint, hipResourceTypeArray, true>(255, -3.1);
    runTest<hipAddressModeClamp, hipFilterModePoint, hipResourceTypeArray, true>(255, 4.2);
  }

  SECTION(
      "RGBA 1D hipAddressModeBorder, hipFilterModePoint, hipResourceTypeArray, normalizedCoords") {
    runTest<hipAddressModeBorder, hipFilterModePoint, hipResourceTypeArray, true>(255, -8.15);
    runTest<hipAddressModeBorder, hipFilterModePoint, hipResourceTypeArray, true>(255, 12.35);
  }

  SECTION(
      "RGBA 1D hipAddressModeClamp, hipFilterModeLinear, hipResourceTypeArray, normalizedCoords") {
    runTest<hipAddressModeClamp, hipFilterModeLinear, hipResourceTypeArray, true>(255, -3.1);
    runTest<hipAddressModeClamp, hipFilterModeLinear, hipResourceTypeArray, true>(255, 4.2);
  }

#if HT_AMD
  // nvidia RTX2070 has problem in this mode
  SECTION(
      "RGBA 1D hipAddressModeBorder, hipFilterModeLinear, hipResourceTypeArray, normalizedCoords") {
    runTest<hipAddressModeBorder, hipFilterModeLinear, hipResourceTypeArray, true>(255, 0);
    runTest<hipAddressModeBorder, hipFilterModeLinear, hipResourceTypeArray, true>(255, -6.7);
  }
#endif
}


TEST_CASE("Unit_hipTextureObj1DCheckSRGBAModes - array") {
  CHECK_IMAGE_SUPPORT

  SECTION("SRGBA 1D hipAddressModeClamp, hipFilterModePoint, hipResourceTypeArray, regularCoords") {
    runTest<hipAddressModeClamp, hipFilterModePoint, hipResourceTypeArray, false, true>(255, -3.9);
    runTest<hipAddressModeClamp, hipFilterModePoint, hipResourceTypeArray, false, true>(255, 4.4);
  }

  SECTION(
      "SRGBA 1D hipAddressModeBorder, hipFilterModePoint, hipResourceTypeArray, regularCoords") {
    runTest<hipAddressModeBorder, hipFilterModePoint, hipResourceTypeArray, false, true>(255, -8.5);
    runTest<hipAddressModeBorder, hipFilterModePoint, hipResourceTypeArray, false, true>(255, 12.5);
  }

  SECTION(
      "SRGBA 1D hipAddressModeClamp, hipFilterModeLinear, hipResourceTypeArray, regularCoords") {
    runTest<hipAddressModeClamp, hipFilterModeLinear, hipResourceTypeArray, false, true>(255, -0.4);
    runTest<hipAddressModeClamp, hipFilterModeLinear, hipResourceTypeArray, false, true>(255, 4);
  }

#if HT_AMD
  // nvidia RTX2070 has problem in this mode
  SECTION(
      "SRGBA 1D hipAddressModeBorder, hipFilterModeLinear, hipResourceTypeArray, regularCoords") {
    runTest<hipAddressModeBorder, hipFilterModeLinear, hipResourceTypeArray, false, true>(255, 0);
    runTest<hipAddressModeBorder, hipFilterModeLinear, hipResourceTypeArray, false, true>(255,
                                                                                          12.5);
  }
#endif

  SECTION(
      "SRGBA 1D hipAddressModeClamp, hipFilterModePoint, hipResourceTypeArray, normalizedCoords") {
    runTest<hipAddressModeClamp, hipFilterModePoint, hipResourceTypeArray, true, true>(255, -1.3);
    runTest<hipAddressModeClamp, hipFilterModePoint, hipResourceTypeArray, true, true>(255, 4.1);
  }

  SECTION(
      "SRGBA 1D hipAddressModeBorder, hipFilterModePoint, hipResourceTypeArray, normalizedCoords") {
    runTest<hipAddressModeBorder, hipFilterModePoint, hipResourceTypeArray, true, true>(255, -8.5);
    runTest<hipAddressModeBorder, hipFilterModePoint, hipResourceTypeArray, true, true>(255, 12.5);
  }

  SECTION(
      "SRGBA 1D hipAddressModeClamp, hipFilterModeLinear, hipResourceTypeArray, normalizedCoords") {
    runTest<hipAddressModeClamp, hipFilterModeLinear, hipResourceTypeArray, true, true>(255, -3);
    runTest<hipAddressModeClamp, hipFilterModeLinear, hipResourceTypeArray, true, true>(255, 4);
  }
#if HT_AMD
  // nvidia RTX2070 has problem in this mode
  SECTION(
      "SRGBA 1D hipAddressModeBorder, hipFilterModeLinear, hipResourceTypeArray, "
      "normalizedCoords") {
    runTest<hipAddressModeBorder, hipFilterModeLinear, hipResourceTypeArray, true, true>(255, 0);
    runTest<hipAddressModeBorder, hipFilterModeLinear, hipResourceTypeArray, true, true>(255,
                                                                                         12.35);
  }
#endif
}

TEST_CASE("Unit_hipTextureObj1DCheckRGBAModes - buffer") {
  CHECK_IMAGE_SUPPORT

  SECTION("RGBA 1D hipAddressModeClamp, hipFilterModePoint, hipResourceTypeLinear, regularCoords") {
    runTest<hipAddressModeClamp, hipFilterModePoint, hipResourceTypeLinear, false, false>(255);
  }

  SECTION(
      "RGBA 1D hipAddressModeBorder, hipFilterModePoint, hipResourceTypeLinear, regularCoords") {
    runTest<hipAddressModeBorder, hipFilterModePoint, hipResourceTypeLinear, false, false>(255);
  }
}

TEST_CASE("Unit_hipTextureObj1DCheckSRGBAModes - buffer") {
  CHECK_IMAGE_SUPPORT

  SECTION(
      "SRGBA 1D hipAddressModeClamp, hipFilterModePoint, hipResourceTypeLinear, regularCoords") {
    runTest<hipAddressModeClamp, hipFilterModePoint, hipResourceTypeLinear, false, true>(255);
  }

  SECTION(
      "SRGBA 1D hipAddressModeBorder, hipFilterModePoint, hipResourceTypeLinear, regularCoords") {
    runTest<hipAddressModeBorder, hipFilterModePoint, hipResourceTypeLinear, false, true>(255);
  }
}