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#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, 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(image1);
clReleaseMemObject(image2);
clReleaseMemObject(buff);
}
MAKE_UTEST_FROM_FUNCTION(image_1D_buffer);
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