Merge pull request #30500 from Chaosus/shader_arrays

Implemented local shader arrays

2 files changed, 946 insertions, 750 deletions

diff --git a/servers/visual/shader_language.cpp b/servers/visual/shader_language.cpp
index 849db7b830..58028962b1 100644
--- a/servers/visual/shader_language.cpp
+++ b/servers/visual/shader_language.cpp
@@ -849,7 +849,7 @@ void ShaderLanguage::clear() {
 	}
 }
 
-bool ShaderLanguage::_find_identifier(const BlockNode *p_block, const Map<StringName, BuiltInInfo> &p_builtin_types, const StringName &p_identifier, DataType *r_data_type, IdentifierType *r_type) {
+bool ShaderLanguage::_find_identifier(const BlockNode *p_block, const Map<StringName, BuiltInInfo> &p_builtin_types, const StringName &p_identifier, DataType *r_data_type, IdentifierType *r_type, int *r_array_size) {
 
 	if (p_builtin_types.has(p_identifier)) {
 
@@ -871,6 +871,9 @@ bool ShaderLanguage::_find_identifier(const BlockNode *p_block, const Map<String
 			if (r_data_type) {
 				*r_data_type = p_block->variables[p_identifier].type;
 			}
+			if (r_array_size) {
+				*r_array_size = p_block->variables[p_identifier].array_size;
+			}
 			if (r_type) {
 				*r_type = IDENTIFIER_LOCAL_VAR;
 			}
@@ -1328,725 +1331,730 @@ bool ShaderLanguage::_validate_operator(OperatorNode *p_op, DataType *r_ret_type
 
 const ShaderLanguage::BuiltinFuncDef ShaderLanguage::builtin_func_defs[] = {
 	//constructors
-	{ "bool", TYPE_BOOL, { TYPE_BOOL, TYPE_VOID } },
-	{ "bvec2", TYPE_BVEC2, { TYPE_BOOL, TYPE_VOID } },
-	{ "bvec2", TYPE_BVEC2, { TYPE_BOOL, TYPE_BOOL, TYPE_VOID } },
-	{ "bvec3", TYPE_BVEC3, { TYPE_BOOL, TYPE_VOID } },
-	{ "bvec3", TYPE_BVEC3, { TYPE_BOOL, TYPE_BOOL, TYPE_BOOL, TYPE_VOID } },
-	{ "bvec3", TYPE_BVEC3, { TYPE_BVEC2, TYPE_BOOL, TYPE_VOID } },
-	{ "bvec3", TYPE_BVEC3, { TYPE_BOOL, TYPE_BVEC2, TYPE_VOID } },
-	{ "bvec4", TYPE_BVEC4, { TYPE_BOOL, TYPE_VOID } },
-	{ "bvec4", TYPE_BVEC4, { TYPE_BOOL, TYPE_BOOL, TYPE_BOOL, TYPE_BOOL, TYPE_VOID } },
-	{ "bvec4", TYPE_BVEC4, { TYPE_BOOL, TYPE_BVEC2, TYPE_BOOL, TYPE_VOID } },
-	{ "bvec4", TYPE_BVEC4, { TYPE_BVEC2, TYPE_BOOL, TYPE_BOOL, TYPE_VOID } },
-	{ "bvec4", TYPE_BVEC4, { TYPE_BOOL, TYPE_BOOL, TYPE_BVEC2, TYPE_VOID } },
-	{ "bvec4", TYPE_BVEC4, { TYPE_BOOL, TYPE_BVEC3, TYPE_VOID } },
-	{ "bvec4", TYPE_BVEC4, { TYPE_BVEC3, TYPE_BOOL, TYPE_VOID } },
-	{ "bvec4", TYPE_BVEC4, { TYPE_BVEC2, TYPE_BVEC2, TYPE_VOID } },
-
-	{ "float", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "vec2", TYPE_VEC2, { TYPE_FLOAT, TYPE_VOID } },
-	{ "vec2", TYPE_VEC2, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-	{ "vec3", TYPE_VEC3, { TYPE_FLOAT, TYPE_VOID } },
-	{ "vec3", TYPE_VEC3, { TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-	{ "vec3", TYPE_VEC3, { TYPE_VEC2, TYPE_FLOAT, TYPE_VOID } },
-	{ "vec3", TYPE_VEC3, { TYPE_FLOAT, TYPE_VEC2, TYPE_VOID } },
-	{ "vec4", TYPE_VEC4, { TYPE_FLOAT, TYPE_VOID } },
-	{ "vec4", TYPE_VEC4, { TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-	{ "vec4", TYPE_VEC4, { TYPE_FLOAT, TYPE_VEC2, TYPE_FLOAT, TYPE_VOID } },
-	{ "vec4", TYPE_VEC4, { TYPE_VEC2, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-	{ "vec4", TYPE_VEC4, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VEC2, TYPE_VOID } },
-	{ "vec4", TYPE_VEC4, { TYPE_FLOAT, TYPE_VEC3, TYPE_VOID } },
-	{ "vec4", TYPE_VEC4, { TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "vec4", TYPE_VEC4, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-
-	{ "int", TYPE_INT, { TYPE_INT, TYPE_VOID } },
-	{ "ivec2", TYPE_IVEC2, { TYPE_INT, TYPE_VOID } },
-	{ "ivec2", TYPE_IVEC2, { TYPE_INT, TYPE_INT, TYPE_VOID } },
-	{ "ivec3", TYPE_IVEC3, { TYPE_INT, TYPE_VOID } },
-	{ "ivec3", TYPE_IVEC3, { TYPE_INT, TYPE_INT, TYPE_INT, TYPE_VOID } },
-	{ "ivec3", TYPE_IVEC3, { TYPE_IVEC2, TYPE_INT, TYPE_VOID } },
-	{ "ivec3", TYPE_IVEC3, { TYPE_INT, TYPE_IVEC2, TYPE_VOID } },
-	{ "ivec4", TYPE_IVEC4, { TYPE_INT, TYPE_VOID } },
-	{ "ivec4", TYPE_IVEC4, { TYPE_INT, TYPE_INT, TYPE_INT, TYPE_INT, TYPE_VOID } },
-	{ "ivec4", TYPE_IVEC4, { TYPE_INT, TYPE_IVEC2, TYPE_INT, TYPE_VOID } },
-	{ "ivec4", TYPE_IVEC4, { TYPE_IVEC2, TYPE_INT, TYPE_INT, TYPE_VOID } },
-	{ "ivec4", TYPE_IVEC4, { TYPE_INT, TYPE_INT, TYPE_IVEC2, TYPE_VOID } },
-	{ "ivec4", TYPE_IVEC4, { TYPE_INT, TYPE_IVEC3, TYPE_VOID } },
-	{ "ivec4", TYPE_IVEC4, { TYPE_IVEC3, TYPE_INT, TYPE_VOID } },
-	{ "ivec4", TYPE_IVEC4, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID } },
-
-	{ "uint", TYPE_UINT, { TYPE_UINT, TYPE_VOID } },
-	{ "uvec2", TYPE_UVEC2, { TYPE_UINT, TYPE_VOID } },
-	{ "uvec2", TYPE_UVEC2, { TYPE_UINT, TYPE_UINT, TYPE_VOID } },
-	{ "uvec3", TYPE_UVEC3, { TYPE_UINT, TYPE_VOID } },
-	{ "uvec3", TYPE_UVEC3, { TYPE_UINT, TYPE_UINT, TYPE_UINT, TYPE_VOID } },
-	{ "uvec3", TYPE_UVEC3, { TYPE_UVEC2, TYPE_UINT, TYPE_VOID } },
-	{ "uvec3", TYPE_UVEC3, { TYPE_UINT, TYPE_UVEC2, TYPE_VOID } },
-	{ "uvec4", TYPE_UVEC4, { TYPE_UINT, TYPE_VOID } },
-	{ "uvec4", TYPE_UVEC4, { TYPE_UINT, TYPE_UINT, TYPE_UINT, TYPE_UINT, TYPE_VOID } },
-	{ "uvec4", TYPE_UVEC4, { TYPE_UINT, TYPE_UVEC2, TYPE_UINT, TYPE_VOID } },
-	{ "uvec4", TYPE_UVEC4, { TYPE_UVEC2, TYPE_UINT, TYPE_UINT, TYPE_VOID } },
-	{ "uvec4", TYPE_UVEC4, { TYPE_UINT, TYPE_UINT, TYPE_UVEC2, TYPE_VOID } },
-	{ "uvec4", TYPE_UVEC4, { TYPE_UINT, TYPE_UVEC3, TYPE_VOID } },
-	{ "uvec4", TYPE_UVEC4, { TYPE_UVEC3, TYPE_UINT, TYPE_VOID } },
-	{ "uvec4", TYPE_UVEC4, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID } },
-
-	{ "mat2", TYPE_MAT2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "mat3", TYPE_MAT3, { TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "mat4", TYPE_MAT4, { TYPE_VEC4, TYPE_VEC4, TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-
-	{ "mat2", TYPE_MAT2, { TYPE_FLOAT, TYPE_VOID } },
-	{ "mat3", TYPE_MAT3, { TYPE_FLOAT, TYPE_VOID } },
-	{ "mat4", TYPE_MAT4, { TYPE_FLOAT, TYPE_VOID } },
+	{ "bool", TYPE_BOOL, { TYPE_BOOL, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec2", TYPE_BVEC2, { TYPE_BOOL, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec2", TYPE_BVEC2, { TYPE_BOOL, TYPE_BOOL, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec3", TYPE_BVEC3, { TYPE_BOOL, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec3", TYPE_BVEC3, { TYPE_BOOL, TYPE_BOOL, TYPE_BOOL, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec3", TYPE_BVEC3, { TYPE_BVEC2, TYPE_BOOL, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec3", TYPE_BVEC3, { TYPE_BOOL, TYPE_BVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec4", TYPE_BVEC4, { TYPE_BOOL, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec4", TYPE_BVEC4, { TYPE_BOOL, TYPE_BOOL, TYPE_BOOL, TYPE_BOOL, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec4", TYPE_BVEC4, { TYPE_BOOL, TYPE_BVEC2, TYPE_BOOL, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec4", TYPE_BVEC4, { TYPE_BVEC2, TYPE_BOOL, TYPE_BOOL, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec4", TYPE_BVEC4, { TYPE_BOOL, TYPE_BOOL, TYPE_BVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec4", TYPE_BVEC4, { TYPE_BOOL, TYPE_BVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec4", TYPE_BVEC4, { TYPE_BVEC3, TYPE_BOOL, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec4", TYPE_BVEC4, { TYPE_BVEC2, TYPE_BVEC2, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "float", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec2", TYPE_VEC2, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec2", TYPE_VEC2, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec3", TYPE_VEC3, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec3", TYPE_VEC3, { TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec3", TYPE_VEC3, { TYPE_VEC2, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec3", TYPE_VEC3, { TYPE_FLOAT, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec4", TYPE_VEC4, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec4", TYPE_VEC4, { TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec4", TYPE_VEC4, { TYPE_FLOAT, TYPE_VEC2, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec4", TYPE_VEC4, { TYPE_VEC2, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec4", TYPE_VEC4, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec4", TYPE_VEC4, { TYPE_FLOAT, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec4", TYPE_VEC4, { TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec4", TYPE_VEC4, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "int", TYPE_INT, { TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec2", TYPE_IVEC2, { TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec2", TYPE_IVEC2, { TYPE_INT, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec3", TYPE_IVEC3, { TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec3", TYPE_IVEC3, { TYPE_INT, TYPE_INT, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec3", TYPE_IVEC3, { TYPE_IVEC2, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec3", TYPE_IVEC3, { TYPE_INT, TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec4", TYPE_IVEC4, { TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec4", TYPE_IVEC4, { TYPE_INT, TYPE_INT, TYPE_INT, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec4", TYPE_IVEC4, { TYPE_INT, TYPE_IVEC2, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec4", TYPE_IVEC4, { TYPE_IVEC2, TYPE_INT, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec4", TYPE_IVEC4, { TYPE_INT, TYPE_INT, TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec4", TYPE_IVEC4, { TYPE_INT, TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec4", TYPE_IVEC4, { TYPE_IVEC3, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec4", TYPE_IVEC4, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "uint", TYPE_UINT, { TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec2", TYPE_UVEC2, { TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec2", TYPE_UVEC2, { TYPE_UINT, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec3", TYPE_UVEC3, { TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec3", TYPE_UVEC3, { TYPE_UINT, TYPE_UINT, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec3", TYPE_UVEC3, { TYPE_UVEC2, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec3", TYPE_UVEC3, { TYPE_UINT, TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec4", TYPE_UVEC4, { TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec4", TYPE_UVEC4, { TYPE_UINT, TYPE_UINT, TYPE_UINT, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec4", TYPE_UVEC4, { TYPE_UINT, TYPE_UVEC2, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec4", TYPE_UVEC4, { TYPE_UVEC2, TYPE_UINT, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec4", TYPE_UVEC4, { TYPE_UINT, TYPE_UINT, TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec4", TYPE_UVEC4, { TYPE_UINT, TYPE_UVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec4", TYPE_UVEC4, { TYPE_UVEC3, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec4", TYPE_UVEC4, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "mat2", TYPE_MAT2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "mat3", TYPE_MAT3, { TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "mat4", TYPE_MAT4, { TYPE_VEC4, TYPE_VEC4, TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "mat2", TYPE_MAT2, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "mat3", TYPE_MAT3, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "mat4", TYPE_MAT4, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
 
 	//conversion scalars
 
-	{ "int", TYPE_INT, { TYPE_BOOL, TYPE_VOID } },
-	{ "int", TYPE_INT, { TYPE_INT, TYPE_VOID } },
-	{ "int", TYPE_INT, { TYPE_UINT, TYPE_VOID } },
-	{ "int", TYPE_INT, { TYPE_FLOAT, TYPE_VOID } },
+	{ "int", TYPE_INT, { TYPE_BOOL, TYPE_VOID }, TAG_GLOBAL },
+	{ "int", TYPE_INT, { TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "int", TYPE_INT, { TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "int", TYPE_INT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
 
-	{ "float", TYPE_FLOAT, { TYPE_BOOL, TYPE_VOID } },
-	{ "float", TYPE_FLOAT, { TYPE_INT, TYPE_VOID } },
-	{ "float", TYPE_FLOAT, { TYPE_UINT, TYPE_VOID } },
-	{ "float", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
+	{ "float", TYPE_FLOAT, { TYPE_BOOL, TYPE_VOID }, TAG_GLOBAL },
+	{ "float", TYPE_FLOAT, { TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "float", TYPE_FLOAT, { TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "float", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
 
-	{ "uint", TYPE_UINT, { TYPE_BOOL, TYPE_VOID } },
-	{ "uint", TYPE_UINT, { TYPE_INT, TYPE_VOID } },
-	{ "uint", TYPE_UINT, { TYPE_UINT, TYPE_VOID } },
-	{ "uint", TYPE_UINT, { TYPE_FLOAT, TYPE_VOID } },
+	{ "uint", TYPE_UINT, { TYPE_BOOL, TYPE_VOID }, TAG_GLOBAL },
+	{ "uint", TYPE_UINT, { TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "uint", TYPE_UINT, { TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "uint", TYPE_UINT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
 
-	{ "bool", TYPE_BOOL, { TYPE_BOOL, TYPE_VOID } },
-	{ "bool", TYPE_BOOL, { TYPE_INT, TYPE_VOID } },
-	{ "bool", TYPE_BOOL, { TYPE_UINT, TYPE_VOID } },
-	{ "bool", TYPE_BOOL, { TYPE_FLOAT, TYPE_VOID } },
+	{ "bool", TYPE_BOOL, { TYPE_BOOL, TYPE_VOID }, TAG_GLOBAL },
+	{ "bool", TYPE_BOOL, { TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "bool", TYPE_BOOL, { TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "bool", TYPE_BOOL, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
 
 	//conversion vectors
 
-	{ "ivec2", TYPE_IVEC2, { TYPE_BVEC2, TYPE_VOID } },
-	{ "ivec2", TYPE_IVEC2, { TYPE_IVEC2, TYPE_VOID } },
-	{ "ivec2", TYPE_IVEC2, { TYPE_UVEC2, TYPE_VOID } },
-	{ "ivec2", TYPE_IVEC2, { TYPE_VEC2, TYPE_VOID } },
-
-	{ "vec2", TYPE_VEC2, { TYPE_BVEC2, TYPE_VOID } },
-	{ "vec2", TYPE_VEC2, { TYPE_IVEC2, TYPE_VOID } },
-	{ "vec2", TYPE_VEC2, { TYPE_UVEC2, TYPE_VOID } },
-	{ "vec2", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-
-	{ "uvec2", TYPE_UVEC2, { TYPE_BVEC2, TYPE_VOID } },
-	{ "uvec2", TYPE_UVEC2, { TYPE_IVEC2, TYPE_VOID } },
-	{ "uvec2", TYPE_UVEC2, { TYPE_UVEC2, TYPE_VOID } },
-	{ "uvec2", TYPE_UVEC2, { TYPE_VEC2, TYPE_VOID } },
-
-	{ "bvec2", TYPE_BVEC2, { TYPE_BVEC2, TYPE_VOID } },
-	{ "bvec2", TYPE_BVEC2, { TYPE_IVEC2, TYPE_VOID } },
-	{ "bvec2", TYPE_BVEC2, { TYPE_UVEC2, TYPE_VOID } },
-	{ "bvec2", TYPE_BVEC2, { TYPE_VEC2, TYPE_VOID } },
-
-	{ "ivec3", TYPE_IVEC3, { TYPE_BVEC3, TYPE_VOID } },
-	{ "ivec3", TYPE_IVEC3, { TYPE_IVEC3, TYPE_VOID } },
-	{ "ivec3", TYPE_IVEC3, { TYPE_UVEC3, TYPE_VOID } },
-	{ "ivec3", TYPE_IVEC3, { TYPE_VEC3, TYPE_VOID } },
-
-	{ "vec3", TYPE_VEC3, { TYPE_BVEC3, TYPE_VOID } },
-	{ "vec3", TYPE_VEC3, { TYPE_IVEC3, TYPE_VOID } },
-	{ "vec3", TYPE_VEC3, { TYPE_UVEC3, TYPE_VOID } },
-	{ "vec3", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-
-	{ "uvec3", TYPE_UVEC3, { TYPE_BVEC3, TYPE_VOID } },
-	{ "uvec3", TYPE_UVEC3, { TYPE_IVEC3, TYPE_VOID } },
-	{ "uvec3", TYPE_UVEC3, { TYPE_UVEC3, TYPE_VOID } },
-	{ "uvec3", TYPE_UVEC3, { TYPE_VEC3, TYPE_VOID } },
-
-	{ "bvec3", TYPE_BVEC3, { TYPE_BVEC3, TYPE_VOID } },
-	{ "bvec3", TYPE_BVEC3, { TYPE_IVEC3, TYPE_VOID } },
-	{ "bvec3", TYPE_BVEC3, { TYPE_UVEC3, TYPE_VOID } },
-	{ "bvec3", TYPE_BVEC3, { TYPE_VEC3, TYPE_VOID } },
-
-	{ "ivec4", TYPE_IVEC4, { TYPE_BVEC4, TYPE_VOID } },
-	{ "ivec4", TYPE_IVEC4, { TYPE_IVEC4, TYPE_VOID } },
-	{ "ivec4", TYPE_IVEC4, { TYPE_UVEC4, TYPE_VOID } },
-	{ "ivec4", TYPE_IVEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "vec4", TYPE_VEC4, { TYPE_BVEC4, TYPE_VOID } },
-	{ "vec4", TYPE_VEC4, { TYPE_IVEC4, TYPE_VOID } },
-	{ "vec4", TYPE_VEC4, { TYPE_UVEC4, TYPE_VOID } },
-	{ "vec4", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "uvec4", TYPE_UVEC4, { TYPE_BVEC4, TYPE_VOID } },
-	{ "uvec4", TYPE_UVEC4, { TYPE_IVEC4, TYPE_VOID } },
-	{ "uvec4", TYPE_UVEC4, { TYPE_UVEC4, TYPE_VOID } },
-	{ "uvec4", TYPE_UVEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "bvec4", TYPE_BVEC4, { TYPE_BVEC4, TYPE_VOID } },
-	{ "bvec4", TYPE_BVEC4, { TYPE_IVEC4, TYPE_VOID } },
-	{ "bvec4", TYPE_BVEC4, { TYPE_UVEC4, TYPE_VOID } },
-	{ "bvec4", TYPE_BVEC4, { TYPE_VEC4, TYPE_VOID } },
+	{ "ivec2", TYPE_IVEC2, { TYPE_BVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec2", TYPE_IVEC2, { TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec2", TYPE_IVEC2, { TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec2", TYPE_IVEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "vec2", TYPE_VEC2, { TYPE_BVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec2", TYPE_VEC2, { TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec2", TYPE_VEC2, { TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec2", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "uvec2", TYPE_UVEC2, { TYPE_BVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec2", TYPE_UVEC2, { TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec2", TYPE_UVEC2, { TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec2", TYPE_UVEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "bvec2", TYPE_BVEC2, { TYPE_BVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec2", TYPE_BVEC2, { TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec2", TYPE_BVEC2, { TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec2", TYPE_BVEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "ivec3", TYPE_IVEC3, { TYPE_BVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec3", TYPE_IVEC3, { TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec3", TYPE_IVEC3, { TYPE_UVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec3", TYPE_IVEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "vec3", TYPE_VEC3, { TYPE_BVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec3", TYPE_VEC3, { TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec3", TYPE_VEC3, { TYPE_UVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec3", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "uvec3", TYPE_UVEC3, { TYPE_BVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec3", TYPE_UVEC3, { TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec3", TYPE_UVEC3, { TYPE_UVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec3", TYPE_UVEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "bvec3", TYPE_BVEC3, { TYPE_BVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec3", TYPE_BVEC3, { TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec3", TYPE_BVEC3, { TYPE_UVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec3", TYPE_BVEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "ivec4", TYPE_IVEC4, { TYPE_BVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec4", TYPE_IVEC4, { TYPE_IVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec4", TYPE_IVEC4, { TYPE_UVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "ivec4", TYPE_IVEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "vec4", TYPE_VEC4, { TYPE_BVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec4", TYPE_VEC4, { TYPE_IVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec4", TYPE_VEC4, { TYPE_UVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "vec4", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "uvec4", TYPE_UVEC4, { TYPE_BVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec4", TYPE_UVEC4, { TYPE_IVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec4", TYPE_UVEC4, { TYPE_UVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "uvec4", TYPE_UVEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "bvec4", TYPE_BVEC4, { TYPE_BVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec4", TYPE_BVEC4, { TYPE_IVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec4", TYPE_BVEC4, { TYPE_UVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "bvec4", TYPE_BVEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
 
 	//conversion between matrixes
 
-	{ "mat2", TYPE_MAT2, { TYPE_MAT3, TYPE_VOID } },
-	{ "mat2", TYPE_MAT2, { TYPE_MAT4, TYPE_VOID } },
-	{ "mat3", TYPE_MAT3, { TYPE_MAT2, TYPE_VOID } },
-	{ "mat3", TYPE_MAT3, { TYPE_MAT4, TYPE_VOID } },
-	{ "mat4", TYPE_MAT4, { TYPE_MAT2, TYPE_VOID } },
-	{ "mat4", TYPE_MAT4, { TYPE_MAT3, TYPE_VOID } },
+	{ "mat2", TYPE_MAT2, { TYPE_MAT3, TYPE_VOID }, TAG_GLOBAL },
+	{ "mat2", TYPE_MAT2, { TYPE_MAT4, TYPE_VOID }, TAG_GLOBAL },
+	{ "mat3", TYPE_MAT3, { TYPE_MAT2, TYPE_VOID }, TAG_GLOBAL },
+	{ "mat3", TYPE_MAT3, { TYPE_MAT4, TYPE_VOID }, TAG_GLOBAL },
+	{ "mat4", TYPE_MAT4, { TYPE_MAT2, TYPE_VOID }, TAG_GLOBAL },
+	{ "mat4", TYPE_MAT4, { TYPE_MAT3, TYPE_VOID }, TAG_GLOBAL },
 
 	//builtins - trigonometry
 
-	{ "radians", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "radians", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "radians", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "radians", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "degrees", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "degrees", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "degrees", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "degrees", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "sin", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "sin", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "sin", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "sin", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "cos", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "cos", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "cos", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "cos", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "tan", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "tan", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "tan", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "tan", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "asin", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "asin", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "asin", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "asin", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "acos", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "acos", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "acos", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "acos", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "atan", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "atan", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "atan", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "atan", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-	{ "atan", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-	{ "atan", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "atan", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "atan", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-
-	{ "sinh", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "sinh", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "sinh", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "sinh", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "cosh", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "cosh", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "cosh", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "cosh", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "tanh", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "tanh", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "tanh", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "tanh", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "asinh", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "asinh", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "asinh", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "asinh", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "acosh", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "acosh", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "acosh", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "acosh", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "atanh", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "atanh", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "atanh", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "atanh", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
+	{ "radians", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "radians", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "radians", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "radians", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "degrees", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "degrees", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "degrees", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "degrees", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "sin", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "sin", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "sin", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "sin", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "cos", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "cos", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "cos", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "cos", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "tan", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "tan", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "tan", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "tan", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "asin", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "asin", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "asin", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "asin", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "acos", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "acos", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "acos", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "acos", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "atan", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "atan", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "atan", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "atan", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "atan", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "atan", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "atan", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "atan", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "sinh", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "sinh", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "sinh", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "sinh", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "cosh", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "cosh", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "cosh", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "cosh", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "tanh", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "tanh", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "tanh", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "tanh", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "asinh", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "asinh", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "asinh", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "asinh", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "acosh", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "acosh", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "acosh", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "acosh", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "atanh", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "atanh", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "atanh", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "atanh", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
 
 	//builtins - exponential
-	{ "pow", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-	{ "pow", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "pow", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "pow", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-	{ "exp", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "exp", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "exp", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "exp", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-	{ "log", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "log", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "log", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "log", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-	{ "exp2", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "exp2", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "exp2", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "exp2", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-	{ "log2", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "log2", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "log2", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "log2", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-	{ "sqrt", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "sqrt", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "sqrt", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "sqrt", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-	{ "inversesqrt", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "inversesqrt", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "inversesqrt", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "inversesqrt", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
+	{ "pow", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "pow", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "pow", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "pow", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "exp", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "exp", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "exp", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "exp", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "log", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "log", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "log", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "log", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "exp2", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "exp2", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "exp2", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "exp2", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "log2", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "log2", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "log2", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "log2", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "sqrt", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "sqrt", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "sqrt", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "sqrt", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "inversesqrt", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "inversesqrt", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "inversesqrt", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "inversesqrt", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
 	//builtins - common
-	{ "abs", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "abs", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "abs", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "abs", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "abs", TYPE_INT, { TYPE_INT, TYPE_VOID } },
-	{ "abs", TYPE_IVEC2, { TYPE_IVEC2, TYPE_VOID } },
-	{ "abs", TYPE_IVEC3, { TYPE_IVEC3, TYPE_VOID } },
-	{ "abs", TYPE_IVEC4, { TYPE_IVEC4, TYPE_VOID } },
-
-	{ "sign", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "sign", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "sign", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "sign", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "sign", TYPE_INT, { TYPE_INT, TYPE_VOID } },
-	{ "sign", TYPE_IVEC2, { TYPE_IVEC2, TYPE_VOID } },
-	{ "sign", TYPE_IVEC3, { TYPE_IVEC3, TYPE_VOID } },
-	{ "sign", TYPE_IVEC4, { TYPE_IVEC4, TYPE_VOID } },
-
-	{ "floor", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "floor", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "floor", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "floor", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-	{ "trunc", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "trunc", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "trunc", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "trunc", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-	{ "round", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "round", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "round", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "round", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-	{ "roundEven", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "roundEven", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "roundEven", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "roundEven", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-	{ "ceil", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "ceil", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "ceil", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "ceil", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-	{ "fract", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "fract", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "fract", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "fract", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "mod", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-	{ "mod", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "mod", TYPE_VEC2, { TYPE_VEC2, TYPE_FLOAT, TYPE_VOID } },
-	{ "mod", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "mod", TYPE_VEC3, { TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "mod", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-	{ "mod", TYPE_VEC4, { TYPE_VEC4, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "modf", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-	{ "modf", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "modf", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "modf", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-
-	{ "min", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-	{ "min", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "min", TYPE_VEC2, { TYPE_VEC2, TYPE_FLOAT, TYPE_VOID } },
-	{ "min", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "min", TYPE_VEC3, { TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "min", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-	{ "min", TYPE_VEC4, { TYPE_VEC4, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "min", TYPE_INT, { TYPE_INT, TYPE_INT, TYPE_VOID } },
-	{ "min", TYPE_IVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID } },
-	{ "min", TYPE_IVEC2, { TYPE_IVEC2, TYPE_INT, TYPE_VOID } },
-	{ "min", TYPE_IVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID } },
-	{ "min", TYPE_IVEC3, { TYPE_IVEC3, TYPE_INT, TYPE_VOID } },
-	{ "min", TYPE_IVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID } },
-	{ "min", TYPE_IVEC4, { TYPE_IVEC4, TYPE_INT, TYPE_VOID } },
-
-	{ "min", TYPE_UINT, { TYPE_UINT, TYPE_UINT, TYPE_VOID } },
-	{ "min", TYPE_UVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID } },
-	{ "min", TYPE_UVEC2, { TYPE_UVEC2, TYPE_UINT, TYPE_VOID } },
-	{ "min", TYPE_UVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID } },
-	{ "min", TYPE_UVEC3, { TYPE_UVEC3, TYPE_UINT, TYPE_VOID } },
-	{ "min", TYPE_UVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID } },
-	{ "min", TYPE_UVEC4, { TYPE_UVEC4, TYPE_UINT, TYPE_VOID } },
-
-	{ "max", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-	{ "max", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "max", TYPE_VEC2, { TYPE_VEC2, TYPE_FLOAT, TYPE_VOID } },
-	{ "max", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "max", TYPE_VEC3, { TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "max", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-	{ "max", TYPE_VEC4, { TYPE_VEC4, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "max", TYPE_INT, { TYPE_INT, TYPE_INT, TYPE_VOID } },
-	{ "max", TYPE_IVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID } },
-	{ "max", TYPE_IVEC2, { TYPE_IVEC2, TYPE_INT, TYPE_VOID } },
-	{ "max", TYPE_IVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID } },
-	{ "max", TYPE_IVEC3, { TYPE_IVEC3, TYPE_INT, TYPE_VOID } },
-	{ "max", TYPE_IVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID } },
-	{ "max", TYPE_IVEC4, { TYPE_IVEC4, TYPE_INT, TYPE_VOID } },
-
-	{ "max", TYPE_UINT, { TYPE_UINT, TYPE_UINT, TYPE_VOID } },
-	{ "max", TYPE_UVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID } },
-	{ "max", TYPE_UVEC2, { TYPE_UVEC2, TYPE_UINT, TYPE_VOID } },
-	{ "max", TYPE_UVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID } },
-	{ "max", TYPE_UVEC3, { TYPE_UVEC3, TYPE_UINT, TYPE_VOID } },
-	{ "max", TYPE_UVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID } },
-	{ "max", TYPE_UVEC4, { TYPE_UVEC4, TYPE_UINT, TYPE_VOID } },
-
-	{ "clamp", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-	{ "clamp", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "clamp", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "clamp", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-	{ "clamp", TYPE_VEC2, { TYPE_VEC2, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-	{ "clamp", TYPE_VEC3, { TYPE_VEC3, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-	{ "clamp", TYPE_VEC4, { TYPE_VEC4, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "clamp", TYPE_INT, { TYPE_INT, TYPE_INT, TYPE_INT, TYPE_VOID } },
-	{ "clamp", TYPE_IVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID } },
-	{ "clamp", TYPE_IVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID } },
-	{ "clamp", TYPE_IVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID } },
-	{ "clamp", TYPE_IVEC2, { TYPE_IVEC2, TYPE_INT, TYPE_INT, TYPE_VOID } },
-	{ "clamp", TYPE_IVEC3, { TYPE_IVEC3, TYPE_INT, TYPE_INT, TYPE_VOID } },
-	{ "clamp", TYPE_IVEC4, { TYPE_IVEC4, TYPE_INT, TYPE_INT, TYPE_VOID } },
-
-	{ "clamp", TYPE_UINT, { TYPE_UINT, TYPE_UINT, TYPE_UINT, TYPE_VOID } },
-	{ "clamp", TYPE_UVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID } },
-	{ "clamp", TYPE_UVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID } },
-	{ "clamp", TYPE_UVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID } },
-	{ "clamp", TYPE_UVEC2, { TYPE_UVEC2, TYPE_UINT, TYPE_UINT, TYPE_VOID } },
-	{ "clamp", TYPE_UVEC3, { TYPE_UVEC3, TYPE_UINT, TYPE_UINT, TYPE_VOID } },
-	{ "clamp", TYPE_UVEC4, { TYPE_UVEC4, TYPE_UINT, TYPE_UINT, TYPE_VOID } },
-
-	{ "mix", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-	{ "mix", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_FLOAT, TYPE_VOID } },
-	{ "mix", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_BVEC2, TYPE_VOID } },
-	{ "mix", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "mix", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "mix", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_BVEC3, TYPE_VOID } },
-	{ "mix", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "mix", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID } },
-	{ "mix", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_BVEC4, TYPE_VOID } },
-	{ "mix", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-
-	{ "step", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-	{ "step", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "step", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "step", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-	{ "step", TYPE_VEC2, { TYPE_FLOAT, TYPE_VEC2, TYPE_VOID } },
-	{ "step", TYPE_VEC3, { TYPE_FLOAT, TYPE_VEC3, TYPE_VOID } },
-	{ "step", TYPE_VEC4, { TYPE_FLOAT, TYPE_VEC4, TYPE_VOID } },
-	{ "smoothstep", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID } },
-	{ "smoothstep", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "smoothstep", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "smoothstep", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-	{ "smoothstep", TYPE_VEC2, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VEC2, TYPE_VOID } },
-	{ "smoothstep", TYPE_VEC3, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VEC3, TYPE_VOID } },
-	{ "smoothstep", TYPE_VEC4, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VEC4, TYPE_VOID } },
-
-	{ "isnan", TYPE_BOOL, { TYPE_FLOAT, TYPE_VOID } },
-	{ "isnan", TYPE_BVEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "isnan", TYPE_BVEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "isnan", TYPE_BVEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "isinf", TYPE_BOOL, { TYPE_FLOAT, TYPE_VOID } },
-	{ "isinf", TYPE_BVEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "isinf", TYPE_BVEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "isinf", TYPE_BVEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "floatBitsToInt", TYPE_INT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "floatBitsToInt", TYPE_IVEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "floatBitsToInt", TYPE_IVEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "floatBitsToInt", TYPE_IVEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "floatBitsToUint", TYPE_UINT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "floatBitsToUint", TYPE_UVEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "floatBitsToUint", TYPE_UVEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "floatBitsToUint", TYPE_UVEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "intBitsToFloat", TYPE_FLOAT, { TYPE_INT, TYPE_VOID } },
-	{ "intBitsToFloat", TYPE_VEC2, { TYPE_IVEC2, TYPE_VOID } },
-	{ "intBitsToFloat", TYPE_VEC3, { TYPE_IVEC3, TYPE_VOID } },
-	{ "intBitsToFloat", TYPE_VEC4, { TYPE_IVEC4, TYPE_VOID } },
-
-	{ "uintBitsToFloat", TYPE_FLOAT, { TYPE_UINT, TYPE_VOID } },
-	{ "uintBitsToFloat", TYPE_VEC2, { TYPE_UVEC2, TYPE_VOID } },
-	{ "uintBitsToFloat", TYPE_VEC3, { TYPE_UVEC3, TYPE_VOID } },
-	{ "uintBitsToFloat", TYPE_VEC4, { TYPE_UVEC4, TYPE_VOID } },
+	{ "abs", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "abs", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "abs", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "abs", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "abs", TYPE_INT, { TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "abs", TYPE_IVEC2, { TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "abs", TYPE_IVEC3, { TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "abs", TYPE_IVEC4, { TYPE_IVEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "sign", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "sign", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "sign", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "sign", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "sign", TYPE_INT, { TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "sign", TYPE_IVEC2, { TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "sign", TYPE_IVEC3, { TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "sign", TYPE_IVEC4, { TYPE_IVEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "floor", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "floor", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "floor", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "floor", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "trunc", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "trunc", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "trunc", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "trunc", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "round", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "round", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "round", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "round", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "roundEven", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "roundEven", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "roundEven", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "roundEven", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "ceil", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "ceil", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "ceil", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "ceil", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "fract", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "fract", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "fract", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "fract", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "mod", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "mod", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "mod", TYPE_VEC2, { TYPE_VEC2, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "mod", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "mod", TYPE_VEC3, { TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "mod", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "mod", TYPE_VEC4, { TYPE_VEC4, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "modf", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "modf", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "modf", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "modf", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "min", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_VEC2, { TYPE_VEC2, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_VEC3, { TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_VEC4, { TYPE_VEC4, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "min", TYPE_INT, { TYPE_INT, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_IVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_IVEC2, { TYPE_IVEC2, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_IVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_IVEC3, { TYPE_IVEC3, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_IVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_IVEC4, { TYPE_IVEC4, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "min", TYPE_UINT, { TYPE_UINT, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_UVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_UVEC2, { TYPE_UVEC2, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_UVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_UVEC3, { TYPE_UVEC3, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_UVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "min", TYPE_UVEC4, { TYPE_UVEC4, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "max", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_VEC2, { TYPE_VEC2, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_VEC3, { TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_VEC4, { TYPE_VEC4, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "max", TYPE_INT, { TYPE_INT, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_IVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_IVEC2, { TYPE_IVEC2, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_IVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_IVEC3, { TYPE_IVEC3, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_IVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_IVEC4, { TYPE_IVEC4, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "max", TYPE_UINT, { TYPE_UINT, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_UVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_UVEC2, { TYPE_UVEC2, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_UVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_UVEC3, { TYPE_UVEC3, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_UVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "max", TYPE_UVEC4, { TYPE_UVEC4, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "clamp", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_VEC2, { TYPE_VEC2, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_VEC3, { TYPE_VEC3, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_VEC4, { TYPE_VEC4, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "clamp", TYPE_INT, { TYPE_INT, TYPE_INT, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_IVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_IVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_IVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_IVEC2, { TYPE_IVEC2, TYPE_INT, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_IVEC3, { TYPE_IVEC3, TYPE_INT, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_IVEC4, { TYPE_IVEC4, TYPE_INT, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "clamp", TYPE_UINT, { TYPE_UINT, TYPE_UINT, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_UVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_UVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_UVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_UVEC2, { TYPE_UVEC2, TYPE_UINT, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_UVEC3, { TYPE_UVEC3, TYPE_UINT, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "clamp", TYPE_UVEC4, { TYPE_UVEC4, TYPE_UINT, TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "mix", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "mix", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "mix", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_BVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "mix", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "mix", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "mix", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_BVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "mix", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "mix", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "mix", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_BVEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "mix", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "step", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "step", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "step", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "step", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "step", TYPE_VEC2, { TYPE_FLOAT, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "step", TYPE_VEC3, { TYPE_FLOAT, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "step", TYPE_VEC4, { TYPE_FLOAT, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "smoothstep", TYPE_FLOAT, { TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "smoothstep", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "smoothstep", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "smoothstep", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "smoothstep", TYPE_VEC2, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "smoothstep", TYPE_VEC3, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "smoothstep", TYPE_VEC4, { TYPE_FLOAT, TYPE_FLOAT, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "isnan", TYPE_BOOL, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "isnan", TYPE_BVEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "isnan", TYPE_BVEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "isnan", TYPE_BVEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "isinf", TYPE_BOOL, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "isinf", TYPE_BVEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "isinf", TYPE_BVEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "isinf", TYPE_BVEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "floatBitsToInt", TYPE_INT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "floatBitsToInt", TYPE_IVEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "floatBitsToInt", TYPE_IVEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "floatBitsToInt", TYPE_IVEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "floatBitsToUint", TYPE_UINT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "floatBitsToUint", TYPE_UVEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "floatBitsToUint", TYPE_UVEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "floatBitsToUint", TYPE_UVEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "intBitsToFloat", TYPE_FLOAT, { TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "intBitsToFloat", TYPE_VEC2, { TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "intBitsToFloat", TYPE_VEC3, { TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "intBitsToFloat", TYPE_VEC4, { TYPE_IVEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "uintBitsToFloat", TYPE_FLOAT, { TYPE_UINT, TYPE_VOID }, TAG_GLOBAL },
+	{ "uintBitsToFloat", TYPE_VEC2, { TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "uintBitsToFloat", TYPE_VEC3, { TYPE_UVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "uintBitsToFloat", TYPE_VEC4, { TYPE_UVEC4, TYPE_VOID }, TAG_GLOBAL },
 
 	//builtins - geometric
-	{ "length", TYPE_FLOAT, { TYPE_VEC2, TYPE_VOID } },
-	{ "length", TYPE_FLOAT, { TYPE_VEC3, TYPE_VOID } },
-	{ "length", TYPE_FLOAT, { TYPE_VEC4, TYPE_VOID } },
-	{ "distance", TYPE_FLOAT, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "distance", TYPE_FLOAT, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "distance", TYPE_FLOAT, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-	{ "dot", TYPE_FLOAT, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "dot", TYPE_FLOAT, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "dot", TYPE_FLOAT, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-	{ "cross", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "normalize", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "normalize", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "normalize", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-	{ "reflect", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "refract", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "faceforward", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "faceforward", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "faceforward", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-
-	{ "matrixCompMult", TYPE_MAT2, { TYPE_MAT2, TYPE_MAT2, TYPE_VOID } },
-	{ "matrixCompMult", TYPE_MAT3, { TYPE_MAT3, TYPE_MAT3, TYPE_VOID } },
-	{ "matrixCompMult", TYPE_MAT4, { TYPE_MAT4, TYPE_MAT4, TYPE_VOID } },
-
-	{ "outerProduct", TYPE_MAT2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "outerProduct", TYPE_MAT3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "outerProduct", TYPE_MAT4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-
-	{ "transpose", TYPE_MAT2, { TYPE_MAT2, TYPE_VOID } },
-	{ "transpose", TYPE_MAT3, { TYPE_MAT3, TYPE_VOID } },
-	{ "transpose", TYPE_MAT4, { TYPE_MAT4, TYPE_VOID } },
-
-	{ "determinant", TYPE_FLOAT, { TYPE_MAT2, TYPE_VOID } },
-	{ "determinant", TYPE_FLOAT, { TYPE_MAT3, TYPE_VOID } },
-	{ "determinant", TYPE_FLOAT, { TYPE_MAT4, TYPE_VOID } },
-
-	{ "inverse", TYPE_MAT2, { TYPE_MAT2, TYPE_VOID } },
-	{ "inverse", TYPE_MAT3, { TYPE_MAT3, TYPE_VOID } },
-	{ "inverse", TYPE_MAT4, { TYPE_MAT4, TYPE_VOID } },
-
-	{ "lessThan", TYPE_BVEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "lessThan", TYPE_BVEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "lessThan", TYPE_BVEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-
-	{ "lessThan", TYPE_BVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID } },
-	{ "lessThan", TYPE_BVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID } },
-	{ "lessThan", TYPE_BVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID } },
-
-	{ "lessThan", TYPE_BVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID } },
-	{ "lessThan", TYPE_BVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID } },
-	{ "lessThan", TYPE_BVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID } },
-
-	{ "greaterThan", TYPE_BVEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "greaterThan", TYPE_BVEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "greaterThan", TYPE_BVEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-
-	{ "greaterThan", TYPE_BVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID } },
-	{ "greaterThan", TYPE_BVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID } },
-	{ "greaterThan", TYPE_BVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID } },
-
-	{ "greaterThan", TYPE_BVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID } },
-	{ "greaterThan", TYPE_BVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID } },
-	{ "greaterThan", TYPE_BVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID } },
-
-	{ "lessThanEqual", TYPE_BVEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "lessThanEqual", TYPE_BVEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "lessThanEqual", TYPE_BVEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-
-	{ "lessThanEqual", TYPE_BVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID } },
-	{ "lessThanEqual", TYPE_BVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID } },
-	{ "lessThanEqual", TYPE_BVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID } },
-
-	{ "lessThanEqual", TYPE_BVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID } },
-	{ "lessThanEqual", TYPE_BVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID } },
-	{ "lessThanEqual", TYPE_BVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID } },
-
-	{ "greaterThanEqual", TYPE_BVEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "greaterThanEqual", TYPE_BVEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "greaterThanEqual", TYPE_BVEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-
-	{ "greaterThanEqual", TYPE_BVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID } },
-	{ "greaterThanEqual", TYPE_BVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID } },
-	{ "greaterThanEqual", TYPE_BVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID } },
-
-	{ "greaterThanEqual", TYPE_BVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID } },
-	{ "greaterThanEqual", TYPE_BVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID } },
-	{ "greaterThanEqual", TYPE_BVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID } },
-
-	{ "equal", TYPE_BVEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "equal", TYPE_BVEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "equal", TYPE_BVEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-
-	{ "equal", TYPE_BVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID } },
-	{ "equal", TYPE_BVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID } },
-	{ "equal", TYPE_BVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID } },
-
-	{ "equal", TYPE_BVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID } },
-	{ "equal", TYPE_BVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID } },
-	{ "equal", TYPE_BVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID } },
-
-	{ "equal", TYPE_BVEC2, { TYPE_BVEC2, TYPE_BVEC2, TYPE_VOID } },
-	{ "equal", TYPE_BVEC3, { TYPE_BVEC3, TYPE_BVEC3, TYPE_VOID } },
-	{ "equal", TYPE_BVEC4, { TYPE_BVEC4, TYPE_BVEC4, TYPE_VOID } },
-
-	{ "notEqual", TYPE_BVEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "notEqual", TYPE_BVEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "notEqual", TYPE_BVEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID } },
-
-	{ "notEqual", TYPE_BVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID } },
-	{ "notEqual", TYPE_BVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID } },
-	{ "notEqual", TYPE_BVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID } },
+	{ "length", TYPE_FLOAT, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "length", TYPE_FLOAT, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "length", TYPE_FLOAT, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "distance", TYPE_FLOAT, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "distance", TYPE_FLOAT, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "distance", TYPE_FLOAT, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "dot", TYPE_FLOAT, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "dot", TYPE_FLOAT, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "dot", TYPE_FLOAT, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "cross", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "normalize", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "normalize", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "normalize", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "reflect", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "refract", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "faceforward", TYPE_VEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "faceforward", TYPE_VEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "faceforward", TYPE_VEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "matrixCompMult", TYPE_MAT2, { TYPE_MAT2, TYPE_MAT2, TYPE_VOID }, TAG_GLOBAL },
+	{ "matrixCompMult", TYPE_MAT3, { TYPE_MAT3, TYPE_MAT3, TYPE_VOID }, TAG_GLOBAL },
+	{ "matrixCompMult", TYPE_MAT4, { TYPE_MAT4, TYPE_MAT4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "outerProduct", TYPE_MAT2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "outerProduct", TYPE_MAT3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "outerProduct", TYPE_MAT4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "transpose", TYPE_MAT2, { TYPE_MAT2, TYPE_VOID }, TAG_GLOBAL },
+	{ "transpose", TYPE_MAT3, { TYPE_MAT3, TYPE_VOID }, TAG_GLOBAL },
+	{ "transpose", TYPE_MAT4, { TYPE_MAT4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "determinant", TYPE_FLOAT, { TYPE_MAT2, TYPE_VOID }, TAG_GLOBAL },
+	{ "determinant", TYPE_FLOAT, { TYPE_MAT3, TYPE_VOID }, TAG_GLOBAL },
+	{ "determinant", TYPE_FLOAT, { TYPE_MAT4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "inverse", TYPE_MAT2, { TYPE_MAT2, TYPE_VOID }, TAG_GLOBAL },
+	{ "inverse", TYPE_MAT3, { TYPE_MAT3, TYPE_VOID }, TAG_GLOBAL },
+	{ "inverse", TYPE_MAT4, { TYPE_MAT4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "lessThan", TYPE_BVEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "lessThan", TYPE_BVEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "lessThan", TYPE_BVEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "lessThan", TYPE_BVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "lessThan", TYPE_BVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "lessThan", TYPE_BVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "lessThan", TYPE_BVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "lessThan", TYPE_BVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "lessThan", TYPE_BVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "greaterThan", TYPE_BVEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "greaterThan", TYPE_BVEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "greaterThan", TYPE_BVEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "greaterThan", TYPE_BVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "greaterThan", TYPE_BVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "greaterThan", TYPE_BVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "greaterThan", TYPE_BVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "greaterThan", TYPE_BVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "greaterThan", TYPE_BVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "lessThanEqual", TYPE_BVEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "lessThanEqual", TYPE_BVEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "lessThanEqual", TYPE_BVEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "lessThanEqual", TYPE_BVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "lessThanEqual", TYPE_BVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "lessThanEqual", TYPE_BVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "lessThanEqual", TYPE_BVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "lessThanEqual", TYPE_BVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "lessThanEqual", TYPE_BVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "greaterThanEqual", TYPE_BVEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "greaterThanEqual", TYPE_BVEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "greaterThanEqual", TYPE_BVEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "greaterThanEqual", TYPE_BVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "greaterThanEqual", TYPE_BVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "greaterThanEqual", TYPE_BVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "greaterThanEqual", TYPE_BVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "greaterThanEqual", TYPE_BVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "greaterThanEqual", TYPE_BVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "equal", TYPE_BVEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "equal", TYPE_BVEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "equal", TYPE_BVEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "equal", TYPE_BVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "equal", TYPE_BVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "equal", TYPE_BVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "equal", TYPE_BVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "equal", TYPE_BVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "equal", TYPE_BVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "equal", TYPE_BVEC2, { TYPE_BVEC2, TYPE_BVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "equal", TYPE_BVEC3, { TYPE_BVEC3, TYPE_BVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "equal", TYPE_BVEC4, { TYPE_BVEC4, TYPE_BVEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "notEqual", TYPE_BVEC2, { TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "notEqual", TYPE_BVEC3, { TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "notEqual", TYPE_BVEC4, { TYPE_VEC4, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "notEqual", TYPE_BVEC2, { TYPE_IVEC2, TYPE_IVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "notEqual", TYPE_BVEC3, { TYPE_IVEC3, TYPE_IVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "notEqual", TYPE_BVEC4, { TYPE_IVEC4, TYPE_IVEC4, TYPE_VOID }, TAG_GLOBAL },
 
-	{ "notEqual", TYPE_BVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID } },
-	{ "notEqual", TYPE_BVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID } },
-	{ "notEqual", TYPE_BVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID } },
+	{ "notEqual", TYPE_BVEC2, { TYPE_UVEC2, TYPE_UVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "notEqual", TYPE_BVEC3, { TYPE_UVEC3, TYPE_UVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "notEqual", TYPE_BVEC4, { TYPE_UVEC4, TYPE_UVEC4, TYPE_VOID }, TAG_GLOBAL },
 
-	{ "notEqual", TYPE_BVEC2, { TYPE_BVEC2, TYPE_BVEC2, TYPE_VOID } },
-	{ "notEqual", TYPE_BVEC3, { TYPE_BVEC3, TYPE_BVEC3, TYPE_VOID } },
-	{ "notEqual", TYPE_BVEC4, { TYPE_BVEC4, TYPE_BVEC4, TYPE_VOID } },
+	{ "notEqual", TYPE_BVEC2, { TYPE_BVEC2, TYPE_BVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "notEqual", TYPE_BVEC3, { TYPE_BVEC3, TYPE_BVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "notEqual", TYPE_BVEC4, { TYPE_BVEC4, TYPE_BVEC4, TYPE_VOID }, TAG_GLOBAL },
 
-	{ "any", TYPE_BOOL, { TYPE_BVEC2, TYPE_VOID } },
-	{ "any", TYPE_BOOL, { TYPE_BVEC3, TYPE_VOID } },
-	{ "any", TYPE_BOOL, { TYPE_BVEC4, TYPE_VOID } },
+	{ "any", TYPE_BOOL, { TYPE_BVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "any", TYPE_BOOL, { TYPE_BVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "any", TYPE_BOOL, { TYPE_BVEC4, TYPE_VOID }, TAG_GLOBAL },
 
-	{ "all", TYPE_BOOL, { TYPE_BVEC2, TYPE_VOID } },
-	{ "all", TYPE_BOOL, { TYPE_BVEC3, TYPE_VOID } },
-	{ "all", TYPE_BOOL, { TYPE_BVEC4, TYPE_VOID } },
+	{ "all", TYPE_BOOL, { TYPE_BVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "all", TYPE_BOOL, { TYPE_BVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "all", TYPE_BOOL, { TYPE_BVEC4, TYPE_VOID }, TAG_GLOBAL },
 
-	{ "not", TYPE_BVEC2, { TYPE_BVEC2, TYPE_VOID } },
-	{ "not", TYPE_BVEC3, { TYPE_BVEC3, TYPE_VOID } },
-	{ "not", TYPE_BVEC4, { TYPE_BVEC4, TYPE_VOID } },
+	{ "not", TYPE_BVEC2, { TYPE_BVEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "not", TYPE_BVEC3, { TYPE_BVEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "not", TYPE_BVEC4, { TYPE_BVEC4, TYPE_VOID }, TAG_GLOBAL },
 
 	//builtins - texture
-	{ "textureSize", TYPE_IVEC2, { TYPE_SAMPLER2D, TYPE_INT, TYPE_VOID } },
-	{ "textureSize", TYPE_IVEC2, { TYPE_ISAMPLER2D, TYPE_INT, TYPE_VOID } },
-	{ "textureSize", TYPE_IVEC2, { TYPE_USAMPLER2D, TYPE_INT, TYPE_VOID } },
-	{ "textureSize", TYPE_IVEC3, { TYPE_SAMPLER2DARRAY, TYPE_INT, TYPE_VOID } },
-	{ "textureSize", TYPE_IVEC3, { TYPE_ISAMPLER2DARRAY, TYPE_INT, TYPE_VOID } },
-	{ "textureSize", TYPE_IVEC3, { TYPE_USAMPLER2DARRAY, TYPE_INT, TYPE_VOID } },
-	{ "textureSize", TYPE_IVEC3, { TYPE_SAMPLER3D, TYPE_INT, TYPE_VOID } },
-	{ "textureSize", TYPE_IVEC3, { TYPE_ISAMPLER3D, TYPE_INT, TYPE_VOID } },
-	{ "textureSize", TYPE_IVEC3, { TYPE_USAMPLER3D, TYPE_INT, TYPE_VOID } },
-	{ "textureSize", TYPE_IVEC2, { TYPE_SAMPLERCUBE, TYPE_INT, TYPE_VOID } },
-
-	{ "texture", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC2, TYPE_VOID } },
-	{ "texture", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC2, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "texture", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC2, TYPE_VOID } },
-	{ "texture", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC2, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "texture", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC2, TYPE_VOID } },
-	{ "texture", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC2, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "texture", TYPE_VEC4, { TYPE_SAMPLER2DARRAY, TYPE_VEC3, TYPE_VOID } },
-	{ "texture", TYPE_VEC4, { TYPE_SAMPLER2DARRAY, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "texture", TYPE_UVEC4, { TYPE_USAMPLER2DARRAY, TYPE_VEC3, TYPE_VOID } },
-	{ "texture", TYPE_UVEC4, { TYPE_USAMPLER2DARRAY, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "texture", TYPE_IVEC4, { TYPE_ISAMPLER2DARRAY, TYPE_VEC3, TYPE_VOID } },
-	{ "texture", TYPE_IVEC4, { TYPE_ISAMPLER2DARRAY, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "texture", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_VEC3, TYPE_VOID } },
-	{ "texture", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "texture", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_VEC3, TYPE_VOID } },
-	{ "texture", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "texture", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_VEC3, TYPE_VOID } },
-	{ "texture", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "texture", TYPE_VEC4, { TYPE_SAMPLERCUBE, TYPE_VEC3, TYPE_VOID } },
-	{ "texture", TYPE_VEC4, { TYPE_SAMPLERCUBE, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "textureProj", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC3, TYPE_VOID } },
-	{ "textureProj", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC4, TYPE_VOID } },
-	{ "textureProj", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureProj", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "textureProj", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC3, TYPE_VOID } },
-	{ "textureProj", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC4, TYPE_VOID } },
-	{ "textureProj", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureProj", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "textureProj", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC3, TYPE_VOID } },
-	{ "textureProj", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC4, TYPE_VOID } },
-	{ "textureProj", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureProj", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "textureProj", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_VEC4, TYPE_VOID } },
-	{ "textureProj", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "textureProj", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_VEC4, TYPE_VOID } },
-	{ "textureProj", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "textureProj", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_VEC4, TYPE_VOID } },
-	{ "textureProj", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "textureLod", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC2, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureLod", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC2, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureLod", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC2, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureLod", TYPE_VEC4, { TYPE_SAMPLER2DARRAY, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureLod", TYPE_IVEC4, { TYPE_ISAMPLER2DARRAY, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureLod", TYPE_UVEC4, { TYPE_USAMPLER2DARRAY, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureLod", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureLod", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureLod", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureLod", TYPE_VEC4, { TYPE_SAMPLERCUBE, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "texelFetch", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_IVEC2, TYPE_INT, TYPE_VOID } },
-	{ "texelFetch", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_IVEC2, TYPE_INT, TYPE_VOID } },
-	{ "texelFetch", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_IVEC2, TYPE_INT, TYPE_VOID } },
-
-	{ "texelFetch", TYPE_VEC4, { TYPE_SAMPLER2DARRAY, TYPE_IVEC3, TYPE_INT, TYPE_VOID } },
-	{ "texelFetch", TYPE_IVEC4, { TYPE_ISAMPLER2DARRAY, TYPE_IVEC3, TYPE_INT, TYPE_VOID } },
-	{ "texelFetch", TYPE_UVEC4, { TYPE_USAMPLER2DARRAY, TYPE_IVEC3, TYPE_INT, TYPE_VOID } },
-
-	{ "texelFetch", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_IVEC3, TYPE_INT, TYPE_VOID } },
-	{ "texelFetch", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_IVEC3, TYPE_INT, TYPE_VOID } },
-	{ "texelFetch", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_IVEC3, TYPE_INT, TYPE_VOID } },
-
-	{ "textureProjLod", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureProjLod", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "textureProjLod", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureProjLod", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "textureProjLod", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureProjLod", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "textureProjLod", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureProjLod", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID } },
-	{ "textureProjLod", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID } },
-
-	{ "textureGrad", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC2, TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "textureGrad", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC2, TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "textureGrad", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC2, TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "textureGrad", TYPE_VEC4, { TYPE_SAMPLER2DARRAY, TYPE_VEC3, TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "textureGrad", TYPE_IVEC4, { TYPE_ISAMPLER2DARRAY, TYPE_VEC3, TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "textureGrad", TYPE_UVEC4, { TYPE_USAMPLER2DARRAY, TYPE_VEC3, TYPE_VEC2, TYPE_VEC2, TYPE_VOID } },
-	{ "textureGrad", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "textureGrad", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "textureGrad", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
-	{ "textureGrad", TYPE_VEC4, { TYPE_SAMPLERCUBE, TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID } },
+	{ "textureSize", TYPE_IVEC2, { TYPE_SAMPLER2D, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureSize", TYPE_IVEC2, { TYPE_ISAMPLER2D, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureSize", TYPE_IVEC2, { TYPE_USAMPLER2D, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureSize", TYPE_IVEC3, { TYPE_SAMPLER2DARRAY, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureSize", TYPE_IVEC3, { TYPE_ISAMPLER2DARRAY, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureSize", TYPE_IVEC3, { TYPE_USAMPLER2DARRAY, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureSize", TYPE_IVEC3, { TYPE_SAMPLER3D, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureSize", TYPE_IVEC3, { TYPE_ISAMPLER3D, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureSize", TYPE_IVEC3, { TYPE_USAMPLER3D, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureSize", TYPE_IVEC2, { TYPE_SAMPLERCUBE, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "texture", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "texture", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC2, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "texture", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "texture", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC2, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "texture", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "texture", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC2, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "texture", TYPE_VEC4, { TYPE_SAMPLER2DARRAY, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "texture", TYPE_VEC4, { TYPE_SAMPLER2DARRAY, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "texture", TYPE_UVEC4, { TYPE_USAMPLER2DARRAY, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "texture", TYPE_UVEC4, { TYPE_USAMPLER2DARRAY, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "texture", TYPE_IVEC4, { TYPE_ISAMPLER2DARRAY, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "texture", TYPE_IVEC4, { TYPE_ISAMPLER2DARRAY, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "texture", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "texture", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "texture", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "texture", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "texture", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "texture", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "texture", TYPE_VEC4, { TYPE_SAMPLERCUBE, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "texture", TYPE_VEC4, { TYPE_SAMPLERCUBE, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "textureProj", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProj", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProj", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProj", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "textureProj", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProj", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProj", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProj", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "textureProj", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProj", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProj", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProj", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "textureProj", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProj", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "textureProj", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProj", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "textureProj", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProj", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "textureLod", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC2, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureLod", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC2, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureLod", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC2, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureLod", TYPE_VEC4, { TYPE_SAMPLER2DARRAY, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureLod", TYPE_IVEC4, { TYPE_ISAMPLER2DARRAY, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureLod", TYPE_UVEC4, { TYPE_USAMPLER2DARRAY, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureLod", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureLod", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureLod", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureLod", TYPE_VEC4, { TYPE_SAMPLERCUBE, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "texelFetch", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_IVEC2, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "texelFetch", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_IVEC2, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "texelFetch", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_IVEC2, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "texelFetch", TYPE_VEC4, { TYPE_SAMPLER2DARRAY, TYPE_IVEC3, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "texelFetch", TYPE_IVEC4, { TYPE_ISAMPLER2DARRAY, TYPE_IVEC3, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "texelFetch", TYPE_UVEC4, { TYPE_USAMPLER2DARRAY, TYPE_IVEC3, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "texelFetch", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_IVEC3, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "texelFetch", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_IVEC3, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+	{ "texelFetch", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_IVEC3, TYPE_INT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "textureProjLod", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProjLod", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "textureProjLod", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProjLod", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "textureProjLod", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC3, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProjLod", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "textureProjLod", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProjLod", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureProjLod", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_VEC4, TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "textureGrad", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC2, TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureGrad", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC2, TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureGrad", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC2, TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureGrad", TYPE_VEC4, { TYPE_SAMPLER2DARRAY, TYPE_VEC3, TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureGrad", TYPE_IVEC4, { TYPE_ISAMPLER2DARRAY, TYPE_VEC3, TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureGrad", TYPE_UVEC4, { TYPE_USAMPLER2DARRAY, TYPE_VEC3, TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureGrad", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureGrad", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureGrad", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "textureGrad", TYPE_VEC4, { TYPE_SAMPLERCUBE, TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "dFdx", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "dFdx", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "dFdx", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "dFdx", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "dFdy", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "dFdy", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "dFdy", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "dFdy", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	{ "fwidth", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, TAG_GLOBAL },
+	{ "fwidth", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID }, TAG_GLOBAL },
+	{ "fwidth", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID }, TAG_GLOBAL },
+	{ "fwidth", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID }, TAG_GLOBAL },
+
+	//sub-functions
 
-	{ "dFdx", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "dFdx", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "dFdx", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "dFdx", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
+	//array
+	{ "length", TYPE_INT, { TYPE_VOID }, TAG_ARRAY },
 
-	{ "dFdy", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "dFdy", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "dFdy", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "dFdy", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ "fwidth", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID } },
-	{ "fwidth", TYPE_VEC2, { TYPE_VEC2, TYPE_VOID } },
-	{ "fwidth", TYPE_VEC3, { TYPE_VEC3, TYPE_VOID } },
-	{ "fwidth", TYPE_VEC4, { TYPE_VEC4, TYPE_VOID } },
-
-	{ NULL, TYPE_VOID, { TYPE_VOID } }
+	{ NULL, TYPE_VOID, { TYPE_VOID }, TAG_GLOBAL }
 
 };
 
@@ -2080,6 +2088,11 @@ bool ShaderLanguage::_validate_function_call(BlockNode *p_block, OperatorNode *p
 
 		while (builtin_func_defs[idx].name) {
 
+			if (completion_class != builtin_func_defs[idx].tag) {
+				idx++;
+				continue;
+			}
+
 			if (name == builtin_func_defs[idx].name) {
 
 				failed_builtin = true;
@@ -2720,6 +2733,8 @@ bool ShaderLanguage::_validate_assign(Node *p_node, const Map<StringName, BuiltI
 		if (!(p_builtin_types.has(var->name) && p_builtin_types[var->name].constant)) {
 			return true;
 		}
+	} else if (p_node->type == Node::TYPE_ARRAY) {
+		return true;
 	}
 
 	if (r_message)
@@ -2730,6 +2745,7 @@ bool ShaderLanguage::_validate_assign(Node *p_node, const Map<StringName, BuiltI
 ShaderLanguage::Node *ShaderLanguage::_parse_expression(BlockNode *p_block, const Map<StringName, BuiltInInfo> &p_builtin_types) {
 
 	Vector<Expression> expression;
+
 	//Vector<TokenType> operators;
 
 	while (true) {
@@ -2838,7 +2854,6 @@ ShaderLanguage::Node *ShaderLanguage::_parse_expression(BlockNode *p_block, cons
 				_set_error("No matching constructor found for: '" + String(funcname->name) + "'");
 				return NULL;
 			}
-			//validate_Function_call()
 
 			expr = _reduce_expression(p_block, func);
 
@@ -2894,6 +2909,7 @@ ShaderLanguage::Node *ShaderLanguage::_parse_expression(BlockNode *p_block, cons
 					_set_error("No matching function found for: '" + String(funcname->name) + "'");
 					return NULL;
 				}
+				completion_class = TAG_GLOBAL; // reset sub-class
 
 				expr = func;
 
@@ -2904,8 +2920,9 @@ ShaderLanguage::Node *ShaderLanguage::_parse_expression(BlockNode *p_block, cons
 
 				DataType data_type;
 				IdentifierType ident_type;
+				int array_size = 0;
 
-				if (!_find_identifier(p_block, p_builtin_types, identifier, &data_type, &ident_type)) {
+				if (!_find_identifier(p_block, p_builtin_types, identifier, &data_type, &ident_type, &array_size)) {
 					_set_error("Unknown identifier in expression: " + String(identifier));
 					return NULL;
 				}
@@ -2915,10 +2932,68 @@ ShaderLanguage::Node *ShaderLanguage::_parse_expression(BlockNode *p_block, cons
 					return NULL;
 				}
 
-				VariableNode *varname = alloc_node<VariableNode>();
-				varname->name = identifier;
-				varname->datatype_cache = data_type;
-				expr = varname;
+				Node *index_expression = NULL;
+				Node *call_expression = NULL;
+
+				if (array_size > 0) {
+					tk = _get_token();
+
+					if (tk.type != TK_BRACKET_OPEN && tk.type != TK_PERIOD) {
+						_set_error("Expected '[' or '.'");
+						return NULL;
+					}
+
+					if (tk.type == TK_PERIOD) {
+						completion_class = TAG_ARRAY;
+						call_expression = _parse_and_reduce_expression(p_block, p_builtin_types);
+						if (!call_expression)
+							return NULL;
+						data_type = call_expression->get_datatype();
+					} else { // indexing
+
+						index_expression = _parse_and_reduce_expression(p_block, p_builtin_types);
+						if (!index_expression)
+							return NULL;
+
+						if (index_expression->get_datatype() != TYPE_INT && index_expression->get_datatype() != TYPE_UINT) {
+							_set_error("Only integer expressions are allowed for indexing");
+							return NULL;
+						}
+
+						if (index_expression->type == Node::TYPE_CONSTANT) {
+							ConstantNode *cnode = (ConstantNode *)index_expression;
+							if (cnode) {
+								if (!cnode->values.empty()) {
+									int value = cnode->values[0].sint;
+									if (value < 0 || value >= array_size) {
+										_set_error(vformat("Index [%s] out of range [%s..%s]", value, 0, array_size - 1));
+										return NULL;
+									}
+								}
+							}
+						}
+
+						tk = _get_token();
+						if (tk.type != TK_BRACKET_CLOSE) {
+							_set_error("Expected ']'");
+							return NULL;
+						}
+					}
+
+					ArrayNode *arrname = alloc_node<ArrayNode>();
+					arrname->name = identifier;
+					arrname->datatype_cache = data_type;
+					arrname->index_expression = index_expression;
+					arrname->call_expression = call_expression;
+					expr = arrname;
+
+				} else {
+
+					VariableNode *varname = alloc_node<VariableNode>();
+					varname->name = identifier;
+					varname->datatype_cache = data_type;
+					expr = varname;
+				}
 			}
 
 		} else if (tk.type == TK_OP_ADD) {
@@ -2969,7 +3044,6 @@ ShaderLanguage::Node *ShaderLanguage::_parse_expression(BlockNode *p_block, cons
 					_set_error("Expected identifier as member");
 					return NULL;
 				}
-
 				DataType dt = expr->get_datatype();
 				String ident = identifier;
 
@@ -3705,11 +3779,7 @@ Error ShaderLanguage::_parse_block(BlockNode *p_block, const Map<StringName, Bui
 
 			tk = _get_token();
 
-			VariableDeclarationNode *vardecl = alloc_node<VariableDeclarationNode>();
-			vardecl->datatype = type;
-			vardecl->precision = precision;
-
-			p_block->statements.push_back(vardecl);
+			Node *vardecl = NULL;
 
 			while (true) {
 
@@ -3728,15 +3798,51 @@ Error ShaderLanguage::_parse_block(BlockNode *p_block, const Map<StringName, Bui
 				var.type = type;
 				var.precision = precision;
 				var.line = tk_line;
+				var.array_size = 0;
 
-				VariableDeclarationNode::Declaration decl;
+				tk = _get_token();
 
-				decl.name = name;
-				decl.initializer = NULL;
+				if (tk.type == TK_BRACKET_OPEN) {
 
-				tk = _get_token();
+					ArrayDeclarationNode *node = alloc_node<ArrayDeclarationNode>();
+					node->datatype = type;
+					node->precision = precision;
+					vardecl = (Node *)node;
+
+					ArrayDeclarationNode::Declaration decl;
+					decl.name = name;
+					decl.size = 0U;
+
+					tk = _get_token();
+
+					if (tk.type != TK_INT_CONSTANT || ((int)tk.constant) <= 0) {
+						_set_error("Expected integer constant > 0");
+						return ERR_PARSE_ERROR;
+					}
+
+					tk = _get_token();
+
+					if (tk.type != TK_BRACKET_CLOSE) {
+						_set_error("Expected ']'");
+						return ERR_PARSE_ERROR;
+					}
+
+					decl.size = ((uint32_t)tk.constant);
+					var.array_size = decl.size;
+
+					tk = _get_token();
+					node->declarations.push_back(decl);
+				} else if (tk.type == TK_OP_ASSIGN) {
+
+					VariableDeclarationNode *node = alloc_node<VariableDeclarationNode>();
+					node->datatype = type;
+					node->precision = precision;
+					vardecl = (Node *)node;
+
+					VariableDeclarationNode::Declaration decl;
+					decl.name = name;
+					decl.initializer = NULL;
 
-				if (tk.type == TK_OP_ASSIGN) {
 					//variable created with assignment! must parse an expression
 					Node *n = _parse_and_reduce_expression(p_block, p_builtin_types);
 					if (!n)
@@ -3749,11 +3855,22 @@ Error ShaderLanguage::_parse_block(BlockNode *p_block, const Map<StringName, Bui
 						return ERR_PARSE_ERROR;
 					}
 					tk = _get_token();
+					node->declarations.push_back(decl);
+				} else {
+					VariableDeclarationNode *node = alloc_node<VariableDeclarationNode>();
+					node->datatype = type;
+					node->precision = precision;
+					vardecl = (Node *)node;
+
+					VariableDeclarationNode::Declaration decl;
+					decl.name = name;
+					decl.initializer = NULL;
+					node->declarations.push_back(decl);
 				}
 
-				p_block->variables[name] = var;
+				p_block->statements.push_back(vardecl);
 
-				vardecl->declarations.push_back(decl);
+				p_block->variables[name] = var;
 
 				if (tk.type == TK_COMMA) {
 					tk = _get_token();
@@ -3761,7 +3878,11 @@ Error ShaderLanguage::_parse_block(BlockNode *p_block, const Map<StringName, Bui
 				} else if (tk.type == TK_SEMICOLON) {
 					break;
 				} else {
-					_set_error("Expected ',' or ';' after variable");
+					if (var.array_size != 0U) {
+						_set_error("Expected ',' or ';' or '[' after variable");
+					} else {
+						_set_error("Expected ',' or ';' after variable");
+					}
 					return ERR_PARSE_ERROR;
 				}
 			}
@@ -4369,6 +4490,14 @@ Error ShaderLanguage::_parse_shader(const Map<StringName, FunctionInfo> &p_funct
 
 				type = get_token_datatype(tk.type);
 
+				TkPos prev_pos = _get_tkpos();
+				tk = _get_token();
+				if (tk.type == TK_BRACKET_OPEN) {
+					_set_error("Cannot use arrays as return types");
+					return ERR_PARSE_ERROR;
+				}
+				_set_tkpos(prev_pos);
+
 				_get_completable_identifier(NULL, COMPLETION_MAIN_FUNCTION, name);
 
 				if (name == StringName()) {
@@ -4522,6 +4651,10 @@ Error ShaderLanguage::_parse_shader(const Map<StringName, FunctionInfo> &p_funct
 
 					tk = _get_token();
 
+					if (tk.type == TK_BRACKET_OPEN) {
+						_set_error("Arrays as parameters are not implemented yet");
+						return ERR_PARSE_ERROR;
+					}
 					if (tk.type != TK_IDENTIFIER) {
 						_set_error("Expected identifier for argument name");
 						return ERR_PARSE_ERROR;
@@ -4542,6 +4675,10 @@ Error ShaderLanguage::_parse_shader(const Map<StringName, FunctionInfo> &p_funct
 					func_node->arguments.push_back(arg);
 
 					tk = _get_token();
+					if (tk.type == TK_BRACKET_OPEN) {
+						_set_error("Arrays as parameters are not implemented yet");
+						return ERR_PARSE_ERROR;
+					}
 
 					if (tk.type == TK_COMMA) {
 						tk = _get_token();
@@ -4728,60 +4865,71 @@ Error ShaderLanguage::complete(const String &p_code, const Map<StringName, Funct
 			StringName skip_function;
 			BlockNode *block = completion_block;
 
-			while (block) {
-
-				if (comp_ident) {
-					for (const Map<StringName, BlockNode::Variable>::Element *E = block->variables.front(); E; E = E->next()) {
+			if (completion_class == TAG_GLOBAL) {
+				while (block) {
+					if (comp_ident) {
+						for (const Map<StringName, BlockNode::Variable>::Element *E = block->variables.front(); E; E = E->next()) {
 
-						if (E->get().line < completion_line) {
-							matches.insert(E->key(), ScriptCodeCompletionOption::KIND_VARIABLE);
+							if (E->get().line < completion_line) {
+								matches.insert(E->key(), ScriptCodeCompletionOption::KIND_VARIABLE);
+							}
 						}
 					}
-				}
 
-				if (block->parent_function) {
-					if (comp_ident) {
-						for (int i = 0; i < block->parent_function->arguments.size(); i++) {
-							matches.insert(block->parent_function->arguments[i].name, ScriptCodeCompletionOption::KIND_FUNCTION);
+					if (block->parent_function) {
+						if (comp_ident) {
+							for (int i = 0; i < block->parent_function->arguments.size(); i++) {
+								matches.insert(block->parent_function->arguments[i].name, ScriptCodeCompletionOption::KIND_FUNCTION);
+							}
 						}
+						skip_function = block->parent_function->name;
 					}
-					skip_function = block->parent_function->name;
+					block = block->parent_block;
 				}
-				block = block->parent_block;
-			}
 
-			if (comp_ident && skip_function != StringName() && p_functions.has(skip_function)) {
+				if (comp_ident && skip_function != StringName() && p_functions.has(skip_function)) {
 
-				for (Map<StringName, BuiltInInfo>::Element *E = p_functions[skip_function].built_ins.front(); E; E = E->next()) {
-					ScriptCodeCompletionOption::Kind kind = ScriptCodeCompletionOption::KIND_MEMBER;
-					if (E->get().constant) {
-						kind = ScriptCodeCompletionOption::KIND_CONSTANT;
+					for (Map<StringName, BuiltInInfo>::Element *E = p_functions[skip_function].built_ins.front(); E; E = E->next()) {
+						ScriptCodeCompletionOption::Kind kind = ScriptCodeCompletionOption::KIND_MEMBER;
+						if (E->get().constant) {
+							kind = ScriptCodeCompletionOption::KIND_CONSTANT;
+						}
+						matches.insert(E->key(), kind);
 					}
-					matches.insert(E->key(), kind);
 				}
-			}
 
-			if (comp_ident) {
-				for (const Map<StringName, ShaderNode::Varying>::Element *E = shader->varyings.front(); E; E = E->next()) {
-					matches.insert(E->key(), ScriptCodeCompletionOption::KIND_VARIABLE);
+				if (comp_ident) {
+					for (const Map<StringName, ShaderNode::Varying>::Element *E = shader->varyings.front(); E; E = E->next()) {
+						matches.insert(E->key(), ScriptCodeCompletionOption::KIND_VARIABLE);
+					}
+					for (const Map<StringName, ShaderNode::Uniform>::Element *E = shader->uniforms.front(); E; E = E->next()) {
+						matches.insert(E->key(), ScriptCodeCompletionOption::KIND_MEMBER);
+					}
 				}
-				for (const Map<StringName, ShaderNode::Uniform>::Element *E = shader->uniforms.front(); E; E = E->next()) {
-					matches.insert(E->key(), ScriptCodeCompletionOption::KIND_MEMBER);
+
+				for (int i = 0; i < shader->functions.size(); i++) {
+					if (!shader->functions[i].callable || shader->functions[i].name == skip_function)
+						continue;
+					matches.insert(String(shader->functions[i].name), ScriptCodeCompletionOption::KIND_FUNCTION);
 				}
-			}
 
-			for (int i = 0; i < shader->functions.size(); i++) {
-				if (!shader->functions[i].callable || shader->functions[i].name == skip_function)
-					continue;
-				matches.insert(String(shader->functions[i].name), ScriptCodeCompletionOption::KIND_FUNCTION);
-			}
+				int idx = 0;
 
-			int idx = 0;
+				while (builtin_func_defs[idx].name) {
 
-			while (builtin_func_defs[idx].name) {
+					matches.insert(String(builtin_func_defs[idx].name), ScriptCodeCompletionOption::KIND_FUNCTION);
+					idx++;
+				}
 
-				matches.insert(String(builtin_func_defs[idx].name), ScriptCodeCompletionOption::KIND_FUNCTION);
-				idx++;
+			} else { // sub-class
+				int idx = 0;
+
+				while (builtin_func_defs[idx].name) {
+					if (builtin_func_defs[idx].tag == completion_class) {
+						matches.insert(String(builtin_func_defs[idx].name), ScriptCodeCompletionOption::KIND_FUNCTION);
+					}
+					idx++;
+				}
 			}
 
 			for (Map<String, ScriptCodeCompletionOption::Kind>::Element *E = matches.front(); E; E = E->next()) {
@@ -4793,7 +4941,6 @@ Error ShaderLanguage::complete(const String &p_code, const Map<StringName, Funct
 			}
 
 			return OK;
-
 		} break;
 		case COMPLETION_CALL_ARGUMENTS: {
 
@@ -4846,6 +4993,11 @@ Error ShaderLanguage::complete(const String &p_code, const Map<StringName, Funct
 
 				if (completion_function == builtin_func_defs[idx].name) {
 
+					if (builtin_func_defs[idx].tag != completion_class) {
+						idx++;
+						continue;
+					}
+
 					if (calltip.length())
 						calltip += "\n";
 
@@ -4957,6 +5109,7 @@ ShaderLanguage::ShaderNode *ShaderLanguage::get_shader() {
 ShaderLanguage::ShaderLanguage() {
 
 	nodes = NULL;
+	completion_class = TAG_GLOBAL;
 }
 
 ShaderLanguage::~ShaderLanguage() {
diff --git a/servers/visual/shader_language.h b/servers/visual/shader_language.h
index 65bf78bddd..33c862d4bf 100644
--- a/servers/visual/shader_language.h
+++ b/servers/visual/shader_language.h
@@ -288,7 +288,9 @@ public:
 			TYPE_CONSTANT,
 			TYPE_OPERATOR,
 			TYPE_CONTROL_FLOW,
-			TYPE_MEMBER
+			TYPE_MEMBER,
+			TYPE_ARRAY,
+			TYPE_ARRAY_DECLARATION,
 		};
 
 		Type type;
@@ -352,6 +354,39 @@ public:
 				datatype(TYPE_VOID) {}
 	};
 
+	struct ArrayNode : public Node {
+		DataType datatype_cache;
+		StringName name;
+		Node *index_expression;
+		Node *call_expression;
+
+		virtual DataType get_datatype() const { return datatype_cache; }
+
+		ArrayNode() :
+				Node(TYPE_ARRAY),
+				datatype_cache(TYPE_VOID),
+				index_expression(NULL),
+				call_expression(NULL) {}
+	};
+
+	struct ArrayDeclarationNode : public Node {
+		DataPrecision precision;
+		DataType datatype;
+
+		struct Declaration {
+			StringName name;
+			uint32_t size;
+		};
+
+		Vector<Declaration> declarations;
+		virtual DataType get_datatype() const { return datatype; }
+
+		ArrayDeclarationNode() :
+				Node(TYPE_ARRAY_DECLARATION),
+				precision(PRECISION_DEFAULT),
+				datatype(TYPE_VOID) {}
+	};
+
 	struct ConstantNode : public Node {
 		DataType datatype;
 
@@ -380,6 +415,7 @@ public:
 			DataType type;
 			DataPrecision precision;
 			int line; //for completion
+			int array_size;
 		};
 
 		Map<StringName, Variable> variables;
@@ -645,16 +681,22 @@ private:
 		IDENTIFIER_CONSTANT,
 	};
 
-	bool _find_identifier(const BlockNode *p_block, const Map<StringName, BuiltInInfo> &p_builtin_types, const StringName &p_identifier, DataType *r_data_type = NULL, IdentifierType *r_type = NULL);
+	bool _find_identifier(const BlockNode *p_block, const Map<StringName, BuiltInInfo> &p_builtin_types, const StringName &p_identifier, DataType *r_data_type = NULL, IdentifierType *r_type = NULL, int *r_array_size = NULL);
 	bool _is_operator_assign(Operator p_op) const;
 	bool _validate_assign(Node *p_node, const Map<StringName, BuiltInInfo> &p_builtin_types, String *r_message = NULL);
 	bool _validate_operator(OperatorNode *p_op, DataType *r_ret_type = NULL);
 
+	enum SubClassTag {
+		TAG_GLOBAL,
+		TAG_ARRAY
+	};
+
 	struct BuiltinFuncDef {
 		enum { MAX_ARGS = 5 };
 		const char *name;
 		DataType rettype;
 		const DataType args[MAX_ARGS];
+		SubClassTag tag;
 	};
 
 	struct BuiltinFuncOutArgs { //arguments used as out in built in functions
@@ -666,6 +708,7 @@ private:
 	int completion_line;
 	BlockNode *completion_block;
 	DataType completion_base;
+	SubClassTag completion_class;
 	StringName completion_function;
 	int completion_argument;