Method define_sampler

source/effect_codegen_spirv.cpp:978–990

		return res;
	}
	id   define_sampler(const location &loc, const texture &, sampler &info) override
	{
		const id res = info.id = define_variable(loc, info.type, info.unique_name.c_str(), spv::StorageClassUniformConstant);

		// Default to a binding index equivalent to the entry in the sampler list (this is later overwritten in 'finalize_code_for_entry_point' to a more optimal placement)
		const uint32_t default_binding = static_cast<uint32_t>(_module.samplers.size());
		add_decoration(res, spv::DecorationBinding, { default_binding });
		add_decoration(res, spv::DecorationDescriptorSet, { 1 });

		_module.samplers.push_back(info);

		return res;
	}
	id   define_storage(const location &loc, const texture &tex_info, storage &info) override
	{
		const id res = info.id = define_variable(loc, info.type, info.unique_name.c_str(), spv::StorageClassUniformConstant, format_to_image_format(tex_info.format));