func (d ImageDescription) toCl() C.cl_image_desc {
var desc C.cl_image_desc
desc.image_type = C.cl_mem_object_type(d.Type)
desc.image_width = C.size_t(d.Width)
desc.image_height = C.size_t(d.Height)
desc.image_depth = C.size_t(d.Depth)
desc.image_array_size = C.size_t(d.ArraySize)
desc.image_row_pitch = C.size_t(d.RowPitch)
desc.image_slice_pitch = C.size_t(d.SlicePitch)
desc.num_mip_levels = C.cl_uint(d.NumMipLevels)
desc.num_samples = C.cl_uint(d.NumSamples)
desc.buffer = nil
if d.Buffer != nil {
desc.buffer = d.Buffer.clMem
}
return desc
}
func CLCreateImage(context CL_context,
flags CL_mem_flags,
image_format *CL_image_format,
image_desc *CL_image_desc,
host_ptr unsafe.Pointer,
errcode_ret *CL_int) CL_mem {
var c_image_format C.cl_image_format
var c_image_desc C.cl_image_desc
var c_errcode_ret C.cl_int
var c_image C.cl_mem
c_image_format.image_channel_order = C.cl_channel_order(image_format.Image_channel_order)
c_image_format.image_channel_data_type = C.cl_channel_type(image_format.Image_channel_data_type)
c_image_desc.image_type = C.cl_mem_object_type(image_desc.Image_type)
c_image_desc.image_width = C.size_t(image_desc.Image_width)
c_image_desc.image_height = C.size_t(image_desc.Image_height)
c_image_desc.image_depth = C.size_t(image_desc.Image_depth)
c_image_desc.image_array_size = C.size_t(image_desc.Image_array_size)
c_image_desc.image_row_pitch = C.size_t(image_desc.Image_row_pitch)
c_image_desc.image_slice_pitch = C.size_t(image_desc.Image_slice_pitch)
c_image_desc.num_mip_levels = C.cl_uint(image_desc.Num_mip_levels)
c_image_desc.num_samples = C.cl_uint(image_desc.Num_samples)
c_image_desc.buffer = image_desc.Buffer.cl_mem
c_image = C.clCreateImage(context.cl_context,
C.cl_mem_flags(flags),
&c_image_format,
&c_image_desc,
host_ptr,
&c_errcode_ret)
if errcode_ret != nil {
*errcode_ret = CL_int(c_errcode_ret)
}
return CL_mem{c_image}
}