@classmethod
    def _generate_sampling_code(cls, texture, view_width, view_height):  # pylint: disable=unused-argument,too-many-branches # noqa

        texture_type = texture.get_texture_type()
        comp_type = texture.get_component_type()

        # Useful snippets
        int_coord = "ivec2 int_coord = ivec2(texcoord * textureSize(p3d_Texture0, mipmap).xy);"
        slice_count = "int slice_count = textureSize(p3d_Texture0, 0).z;"

        float_types = [Image.T_float, Image.T_unsigned_byte]
        int_types = [Image.T_int, Image.T_unsigned_short, Image.T_unsigned_int_24_8]

        result = "result = vec3(1, 0, 1);", "sampler2D"

        if comp_type not in float_types + int_types:
            RPObject.global_warn(
                "DisplayShaderBuilder", "Unkown texture component type:", comp_type)

        # 2D Textures
        if texture_type == Image.TT_2d_texture:

            if comp_type in float_types:
                result = "result = textureLod(p3d_Texture0, texcoord, mipmap).xyz;", "sampler2D"

            elif comp_type in int_types:
                result = int_coord + "result = texelFetch(p3d_Texture0, int_coord, mipmap).xyz / 10.0;", "isampler2D"  # noqa

        # Buffer Textures
        elif texture_type == Image.TT_buffer_texture:

            def range_check():
                return "if (int_index < textureSize(p3d_Texture0)) {" + s + "} else { result = vec3(1.0, 0.6, 0.2);};"  # noqa

            if comp_type in float_types:
                result = range_check("result = texelFetch(p3d_Texture0, int_index).xyz;"), "samplerBuffer"  # noqa

            elif comp_type in int_types:
                result = range_check("result = texelFetch(p3d_Texture0, int_index).xyz / 10.0;"), "isamplerBuffer"  # noqa

        # 3D Textures
        elif texture_type == Image.TT_3d_texture:

            if comp_type in float_types:
                result = slice_count + "result = textureLod(p3d_Texture0, vec3(texcoord, (0.5 + slice) / slice_count), mipmap).xyz;", "sampler3D"  # noqa

            elif comp_type in int_types:
                result = int_coord + "result = texelFetch(p3d_Texture0, ivec3(int_coord, slice), mipmap).xyz / 10.0;", "isampler3D"  # noqa

        # 2D Texture Array
        elif texture_type == Image.TT_2d_texture_array:

            if comp_type in float_types:
                result = "result = textureLod(p3d_Texture0, vec3(texcoord, slice), mipmap).xyz;", "sampler2DArray"  # noqa

            elif comp_type in int_types:
                result = int_coord + "result = texelFetch(p3d_Texture0, ivec3(int_coord, slice), mipmap).xyz / 10.0;", "isampler2DArray"  # noqa

        # Cubemap
        elif texture_type == Image.TT_cube_map:

            code = "vec3 sample_dir = get_cubemap_coordinate(slice, texcoord*2-1);\n"
            code += "result = textureLod(p3d_Texture0, sample_dir, mipmap).xyz;"
            result = code, "samplerCube"

        # Cubemap array
        elif texture_type == Image.TT_cube_map_array:
            code = "vec3 sample_dir = get_cubemap_coordinate(slice % 6, texcoord*2-1);\n"
            code += "result = textureLod(p3d_Texture0, vec4(sample_dir, slice / 6), mipmap).xyz;"
            result = code, "samplerCubeArray"

        else:
            print("WARNING: Unhandled texture type", texture_type, "in display shader builder")

        return result
check the @ROOTDSE special object
dataset/ETHPy150Open tobspr/RenderPipeline/rpcore/util/display_shader_builder.py/DisplayShaderBuilder._generate_sampling_code--crossover with--dataset/ETHPy150Open byt3bl33d3r/pth-toolkit/lib/python2.7/site-packages/samba/dbchecker.py/dbcheck.check_rootdse