| LOCATION = "location" |
| OFFSET = "offset" |
| BINDING = "binding" |
| INDEX = "index" |
| SET = "set" |
| BUILTIN = "builtin" |
| INPUT_ATTACHMENT_INDEX = "input_attachment_index" |
| ORIGIN_UPPER_LEFT = "origin_upper_left" |
| OVERRIDE_COVERAGE = "override_coverage" |
| BLEND_SUPPORT_ALL_EQUATIONS = "blend_support_all_equations" |
| BLEND_SUPPORT_MULTIPLY = "blend_support_multiply" |
| BLEND_SUPPORT_SCREEN = "blend_support_screen" |
| BLEND_SUPPORT_OVERLAY = "blend_support_overlay" |
| BLEND_SUPPORT_DARKEN = "blend_support_darken" |
| BLEND_SUPPORT_LIGHTEN = "blend_support_lighten" |
| BLEND_SUPPORT_COLORDODGE = "blend_support_colordodge" |
| BLEND_SUPPORT_COLORBURN = "blend_support_colorburn" |
| BLEND_SUPPORT_HARDLIGHT = "blend_support_hardlight" |
| BLEND_SUPPORT_SOFTLIGHT = "blend_support_softlight" |
| BLEND_SUPPORT_DIFFERENCE = "blend_support_difference" |
| BLEND_SUPPORT_EXCLUSION = "blend_support_exclusion" |
| BLEND_SUPPORT_HSL_HUE = "blend_support_hsl_hue" |
| BLEND_SUPPORT_HSL_SATURATION = "blend_support_hsl_saturation" |
| BLEND_SUPPORT_HSL_COLOR = "blend_support_hsl_color" |
| BLEND_SUPPORT_HSL_LUMINOSITY = "blend_support_hsl_luminosity" |
| PUSH_CONSTANT = "push_constant" |
| POINTS = "points" |
| LINES = "lines" |
| LINE_STRIP = "line_strip" |
| LINES_ADJACENCY = "lines_adjacency" |
| TRIANGLES = "triangles" |
| TRIANGLE_STRIP = "triangle_strip" |
| TRIANGLES_ADJACENCY = "triangles_adjacency" |
| MAX_VERTICES = "max_vertices" |
| INVOCATIONS = "invocations" |
| WHEN = "when" |
| KEY = "key" |
| CTYPE = "ctype" |
| INVALID = . |