[Beignet] [PATCH 2/2] [opencl-1.2] Add the test case for 1D image from buffer

[junyan.he at inbox.com]

From: Junyan He <junyan.he at linux.intel.com>

Signed-off-by: Junyan He <junyan.he at linux.intel.com>
---
 kernels/image_1D_buffer.cl | 14 ++++++++
 utests/CMakeLists.txt      |  1 +
 utests/image_1D_buffer.cpp | 81 ++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 96 insertions(+)
 create mode 100644 kernels/image_1D_buffer.cl
 create mode 100644 utests/image_1D_buffer.cpp

diff --git a/kernels/image_1D_buffer.cl b/kernels/image_1D_buffer.cl
new file mode 100644
index 0000000..6e84dc4
--- /dev/null
+++ b/kernels/image_1D_buffer.cl
@@ -0,0 +1,14 @@
+__kernel void image_1D_buffer(image1d_buffer_t image1, image1d_t image2, sampler_t sampler, __global int *results)
+{
+   int x = get_global_id(0);
+   int offset = x;
+
+   int4 col = read_imagei(image1, x);
+   int4 test = (col != read_imagei(image2, sampler, x));
+
+   if (test.x || test.y || test.z || test.w)
+      results[offset] = 0;
+   else
+      results[offset] = 1;
+}
+
diff --git a/utests/CMakeLists.txt b/utests/CMakeLists.txt
index 91e4ffb..e984048 100644
--- a/utests/CMakeLists.txt
+++ b/utests/CMakeLists.txt
@@ -178,6 +178,7 @@ set (utests_sources
   enqueue_copy_buf.cpp
   enqueue_copy_buf_unaligned.cpp
   enqueue_fill_buf.cpp
+  image_1D_buffer.cpp
   utest_assert.cpp
   utest.cpp
   utest_file_map.cpp
diff --git a/utests/image_1D_buffer.cpp b/utests/image_1D_buffer.cpp
new file mode 100644
index 0000000..0045d91
--- /dev/null
+++ b/utests/image_1D_buffer.cpp
@@ -0,0 +1,81 @@
+#include <string.h>
+#include "utest_helper.hpp"
+
+void image_1D_buffer(void)
+{
+  size_t buffer_sz = 1024;
+  char *buf_content = (char *)malloc(buffer_sz * sizeof(char));
+  int error;
+  cl_image_desc image_desc;
+  cl_image_format image_format;
+  cl_sampler sampler;
+  cl_mem image1, image2;
+  cl_mem ret_mem = NULL;
+
+  OCL_CREATE_KERNEL("image_1D_buffer");
+
+  for (int32_t i = 0; i < (int32_t)buffer_sz; ++i)
+    buf_content[i] = (rand() & 127);
+
+  cl_mem buff = clCreateBuffer(ctx, CL_MEM_READ_ONLY | CL_MEM_COPY_HOST_PTR,
+                                      buffer_sz, buf_content, &error);
+  OCL_ASSERT(error == CL_SUCCESS);
+
+  memset(&image_desc, 0x0, sizeof(cl_image_desc));
+  memset(&image_format, 0x0, sizeof(cl_image_format));
+
+  image_desc.image_type = CL_MEM_OBJECT_IMAGE1D_BUFFER;
+  image_desc.image_row_pitch = buffer_sz;
+  image_desc.image_width = buffer_sz / sizeof(uint32_t); //assume rgba32
+  image_desc.buffer = buff;
+
+  image_format.image_channel_order = CL_RGBA;
+  image_format.image_channel_data_type = CL_UNSIGNED_INT8;
+
+  image1 = clCreateImage(ctx, CL_MEM_READ_ONLY, &image_format,
+                        &image_desc, NULL, &error );
+  OCL_ASSERT(error == CL_SUCCESS);
+
+  error = clGetImageInfo(image1, CL_IMAGE_BUFFER, sizeof(ret_mem), &ret_mem, NULL);
+  OCL_ASSERT(error == CL_SUCCESS);
+  OCL_ASSERT(ret_mem == buff);
+
+
+  memset(&image_desc, 0x0, sizeof(cl_image_desc));
+  image_desc.image_type = CL_MEM_OBJECT_IMAGE1D;
+  image_desc.image_width = buffer_sz / sizeof(uint32_t);
+  image2 = clCreateImage(ctx, CL_MEM_READ_ONLY|CL_MEM_COPY_HOST_PTR,
+                         &image_format, &image_desc, buf_content, &error);
+  OCL_ASSERT(error == CL_SUCCESS);
+
+  // Create sampler to use
+  sampler = clCreateSampler(ctx, false, CL_ADDRESS_NONE, CL_FILTER_NEAREST, &error );
+  OCL_ASSERT(error == CL_SUCCESS);
+
+  cl_mem result_buf = buf[0] = clCreateBuffer(ctx, 0, buffer_sz/sizeof(int32_t), NULL, &error);
+  OCL_ASSERT(error == CL_SUCCESS);
+
+  OCL_SET_ARG(0, sizeof(cl_mem), &image1);
+  OCL_SET_ARG(1, sizeof(cl_mem), &image2);
+  OCL_SET_ARG(2, sizeof(sampler), &sampler);
+  OCL_SET_ARG(3, sizeof(cl_mem), &result_buf);
+
+  globals[0] = buffer_sz/sizeof(int32_t);
+  locals[0] = 16;
+
+  OCL_NDRANGE(1);
+
+  /* Now check the result. */
+  OCL_MAP_BUFFER(0);
+  for (uint32_t i = 0; i < buffer_sz/sizeof(int32_t); i++)
+    OCL_ASSERT(((uint32_t*)buf_data[0])[i] == 1);
+  OCL_UNMAP_BUFFER(0);
+
+  clReleaseSampler(sampler);
+  clReleaseMemObject(result_buf);
+  clReleaseMemObject(image1);
+  clReleaseMemObject(image2);
+  clReleaseMemObject(buff);
+}
+
+MAKE_UTEST_FROM_FUNCTION(image_1D_buffer);
-- 
1.8.3.2