Пример #1
0
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
}
Пример #2
0
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}
}