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glsl_es1_tokens.h
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glsl_es1_tokens.h
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/* Copyright 2023-2024 Kinglet B.V.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef GLSL_ES1_TOKENS_H
#define GLSL_ES1_TOKENS_H
#ifndef PP_TOKENS_H_INCLUDED
#define PP_TOKENS_H_INCLUDED
#include "pp_tokens.h"
#endif
#ifndef GLSL_ES_1_H_INCLUDED
#define GLSL_ES_1_H_INCLUDED
#include "glsl_es_1.h"
#endif
#ifdef __cplusplus
extern "C" {
#endif
#define ENUM_GLSL_ES1_TOKENS\
/* 0 value for invalid is important so array initializers will default to invalid if unspecified.*/ \
xx(PPTK_INVALID, GLSL_ES1_OTHER) \
xx(PPTK_BANG, GLSL_ES1_BANG) \
xx(PPTK_TILDE, GLSL_ES1_TILDE) \
xx(PPTK_PERCENT, GLSL_ES1_PERCENT) \
xx(PPTK_PERCENT_EQUALS, GLSL_ES1_MOD_ASSIGN) \
xx(PPTK_AMPERSAND, GLSL_ES1_AMPERSAND) \
xx(PPTK_AMPERSAND_AMPERSAND, GLSL_ES1_AND_OP) \
xx(PPTK_AMPERSAND_EQUALS, GLSL_ES1_AND_ASSIGN) \
xx(PPTK_PAR_OPEN, GLSL_ES1_LEFT_PAREN) \
xx(PPTK_PAR_CLOSE, GLSL_ES1_RIGHT_PAREN) \
xx(PPTK_ASTERISK, GLSL_ES1_STAR) \
xx(PPTK_ASTERISK_EQUALS, GLSL_ES1_MUL_ASSIGN) \
xx(PPTK_PLUS, GLSL_ES1_PLUS) \
xx(PPTK_PLUS_PLUS, GLSL_ES1_INC_OP) \
xx(PPTK_PLUS_EQUALS, GLSL_ES1_ADD_ASSIGN) \
xx(PPTK_COMMA, GLSL_ES1_COMMA) \
xx(PPTK_MINUS, GLSL_ES1_DASH) \
xx(PPTK_MINUS_MINUS, GLSL_ES1_DEC_OP) \
xx(PPTK_MINUS_EQUALS, GLSL_ES1_SUB_ASSIGN) \
xx(PPTK_DOT, GLSL_ES1_DOT) \
xx(PPTK_DOT_DOT_DOT, GLSL_ES1_OTHER) \
xx(PPTK_SLASH, GLSL_ES1_SLASH) \
xx(PPTK_SLASH_EQUALS, GLSL_ES1_DIV_ASSIGN) \
xx(PPTK_COLON, GLSL_ES1_COLON) \
xx(PPTK_SEMICOLON, GLSL_ES1_SEMICOLON) \
xx(PPTK_LT, GLSL_ES1_LEFT_ANGLE) \
xx(PPTK_LT_LT, GLSL_ES1_LEFT_OP) \
xx(PPTK_LT_LT_EQUALS, GLSL_ES1_LEFT_ASSIGN) \
xx(PPTK_LT_EQUALS, GLSL_ES1_LE_OP) \
xx(PPTK_EQUALS, GLSL_ES1_EQUAL) \
xx(PPTK_EQUALS_EQUALS, GLSL_ES1_EQ_OP) \
xx(PPTK_BANG_EQUALS, GLSL_ES1_NE_OP) \
xx(PPTK_GT, GLSL_ES1_RIGHT_ANGLE) \
xx(PPTK_GT_EQUALS, GLSL_ES1_GE_OP) \
xx(PPTK_GT_GT, GLSL_ES1_RIGHT_OP) \
xx(PPTK_GT_GT_EQUALS, GLSL_ES1_RIGHT_ASSIGN) \
xx(PPTK_ARROW, GLSL_ES1_OTHER) \
xx(PPTK_SQBRACE_OPEN, GLSL_ES1_LEFT_BRACKET) \
xx(PPTK_SQBRACE_CLOSE, GLSL_ES1_RIGHT_BRACKET) \
xx(PPTK_CARET, GLSL_ES1_CARET) \
xx(PPTK_CARET_EQUALS, GLSL_ES1_XOR_ASSIGN) \
xx(PPTK_CUBRACE_OPEN, GLSL_ES1_LEFT_BRACE) \
xx(PPTK_CUBRACE_CLOSE, GLSL_ES1_RIGHT_BRACE) \
xx(PPTK_BAR, GLSL_ES1_VERTICAL_BAR) \
xx(PPTK_BAR_EQUALS, GLSL_ES1_OR_ASSIGN) \
xx(PPTK_BAR_BAR, GLSL_ES1_OR_OP) \
xx(PPTK_QUESTION_MARK, GLSL_ES1_QUESTION) \
xx(PPTK_HASH_MARK, GLSL_ES1_OTHER) \
xx(PPTK_HASH_HASH_MARK, GLSL_ES1_OTHER) \
xx(PPTK_AUTO, GLSL_ES1_IDENTIFIER) \
xx(PPTK_BREAK, GLSL_ES1_BREAK) \
xx(PPTK_CASE, GLSL_ES1_IDENTIFIER) \
xx(PPTK_CHAR, GLSL_ES1_IDENTIFIER) \
xx(PPTK_CONST, GLSL_ES1_CONST) \
xx(PPTK_CONTINUE, GLSL_ES1_CONTINUE) \
xx(PPTK_DEFAULT, GLSL_ES1_OTHER) \
xx(PPTK_DO, GLSL_ES1_DO) \
xx(PPTK_DOUBLE, GLSL_ES1_OTHER) \
xx(PPTK_ELSE, GLSL_ES1_ELSE) \
xx(PPTK_ENUM, GLSL_ES1_OTHER) \
xx(PPTK_EXTERN, GLSL_ES1_OTHER) \
xx(PPTK_FLOAT, GLSL_ES1_FLOAT) \
xx(PPTK_FOR, GLSL_ES1_FOR) \
xx(PPTK_GOTO, GLSL_ES1_OTHER) \
xx(PPTK_IF, GLSL_ES1_IF) \
xx(PPTK_INLINE, GLSL_ES1_OTHER) \
xx(PPTK_INT, GLSL_ES1_INT) \
xx(PPTK_LONG, GLSL_ES1_OTHER) \
xx(PPTK_REGISTER, GLSL_ES1_IDENTIFIER) \
xx(PPTK_RESTRICT, GLSL_ES1_IDENTIFIER) \
xx(PPTK_RETURN, GLSL_ES1_RETURN) \
xx(PPTK_SHORT, GLSL_ES1_OTHER) \
xx(PPTK_SIGNED, GLSL_ES1_IDENTIFIER) \
xx(PPTK_SIZEOF, GLSL_ES1_OTHER) \
xx(PPTK_STATIC, GLSL_ES1_OTHER) \
xx(PPTK_STRUCT, GLSL_ES1_STRUCT) \
xx(PPTK_SWITCH, GLSL_ES1_OTHER) \
xx(PPTK_TYPEDEF, GLSL_ES1_OTHER) \
xx(PPTK_UNION, GLSL_ES1_OTHER) \
xx(PPTK_UNSIGNED, GLSL_ES1_OTHER) \
xx(PPTK_VOID, GLSL_ES1_VOID) \
xx(PPTK_VOLATILE, GLSL_ES1_OTHER) \
xx(PPTK_WHILE, GLSL_ES1_WHILE) \
xx(PPTK_BOOL, GLSL_ES1_IDENTIFIER) /* "_Bool", see PPTK_BOOL_ID for "bool" below. */ \
xx(PPTK_COMPLEX, GLSL_ES1_IDENTIFIER) \
xx(PPTK_IMAGINARY, GLSL_ES1_IDENTIFIER) \
xx(PPTK_INTEGER_LIT, GLSL_ES1_INTCONSTANT) \
xx(PPTK_FLOAT_LIT, GLSL_ES1_FLOATCONSTANT) \
xx(PPTK_STRING_LIT, GLSL_ES1_OTHER /* reconsider as: GLSL_ES1_STRING_LIT for debug logging purposes */ ) \
xx(PPTK_CHAR_LIT, GLSL_ES1_OTHER) \
xx(PPTK_IDENT, GLSL_ES1_IDENTIFIER) \
xx(PPTK_WHITESPACE, GLSL_ES1_WHITESPACE) \
xx(PPTK_NEWLINE_WHITESPACE, GLSL_ES1_WHITESPACE) \
\
xx(PPTK_HEADER_NAME, GLSL_ES1_OTHER) \
\
xx(PPTK_IFDEF, GLSL_ES1_IDENTIFIER) \
xx(PPTK_IFNDEF, GLSL_ES1_IDENTIFIER) \
xx(PPTK_ELIF, GLSL_ES1_IDENTIFIER) \
xx(PPTK_ENDIF, GLSL_ES1_IDENTIFIER) \
xx(PPTK_INCLUDE, GLSL_ES1_IDENTIFIER) \
xx(PPTK_EMIT, GLSL_ES1_IDENTIFIER) \
xx(PPTK_DEFINE, GLSL_ES1_IDENTIFIER) \
xx(PPTK_UNDEF, GLSL_ES1_IDENTIFIER) \
xx(PPTK_LINE, GLSL_ES1_IDENTIFIER) \
xx(PPTK_ERROR_KEYWORD, GLSL_ES1_IDENTIFIER) \
xx(PPTK_PRAGMA, GLSL_ES1_IDENTIFIER) \
xx(PPTK_DEFINED, GLSL_ES1_IDENTIFIER) \
xx(PPTK_PRAGMA_OP, GLSL_ES1_IDENTIFIER) \
xx(PPTK_VERSION, GLSL_ES1_IDENTIFIER) \
\
xx(PPTK_BOOL_ID, GLSL_ES1_BOOL) \
xx(PPTK_BOOL_CONSTANT, GLSL_ES1_BOOLCONSTANT) \
xx(PPTK_CARET_CARET, GLSL_ES1_XOR_OP) \
xx(PPTK_ATTRIBUTE, GLSL_ES1_ATTRIBUTE) \
xx(PPTK_DISCARD, GLSL_ES1_DISCARD) \
xx(PPTK_BVEC2, GLSL_ES1_BVEC2) \
xx(PPTK_BVEC3, GLSL_ES1_BVEC3) \
xx(PPTK_BVEC4, GLSL_ES1_BVEC4) \
xx(PPTK_IVEC2, GLSL_ES1_IVEC2) \
xx(PPTK_IVEC3, GLSL_ES1_IVEC3) \
xx(PPTK_IVEC4, GLSL_ES1_IVEC4) \
xx(PPTK_VEC2, GLSL_ES1_VEC2) \
xx(PPTK_VEC3, GLSL_ES1_VEC3) \
xx(PPTK_VEC4, GLSL_ES1_VEC4) \
xx(PPTK_MAT2, GLSL_ES1_MAT2) \
xx(PPTK_MAT3, GLSL_ES1_MAT3) \
xx(PPTK_MAT4, GLSL_ES1_MAT4) \
xx(PPTK_IN, GLSL_ES1_IN) \
xx(PPTK_OUT, GLSL_ES1_OUT) \
xx(PPTK_INOUT, GLSL_ES1_INOUT) \
xx(PPTK_UNIFORM, GLSL_ES1_UNIFORM) \
xx(PPTK_VARYING, GLSL_ES1_VARYING) \
xx(PPTK_SAMPLER2D, GLSL_ES1_SAMPLER2D) \
xx(PPTK_SAMPLERCUBE, GLSL_ES1_SAMPLERCUBE) \
xx(PPTK_INVARIANT, GLSL_ES1_INVARIANT) \
xx(PPTK_HIGH_PRECISION, GLSL_ES1_HIGH_PRECISION) \
xx(PPTK_MEDIUM_PRECISION, GLSL_ES1_MEDIUM_PRECISION) \
xx(PPTK_LOW_PRECISION, GLSL_ES1_LOW_PRECISION) \
xx(PPTK_PRECISION, GLSL_ES1_PRECISION) \
\
/* tokens reserved by GLSL 1 for future use, these should give an error */ \
xx(PPTK_ASM, GLSL_ES1_OTHER) \
xx(PPTK_CLASS, GLSL_ES1_OTHER) \
xx(PPTK_TEMPLATE, GLSL_ES1_OTHER) \
xx(PPTK_THIS, GLSL_ES1_OTHER) \
xx(PPTK_PACKED, GLSL_ES1_OTHER) \
xx(PPTK_NOINLINE, GLSL_ES1_OTHER) \
xx(PPTK_PUBLIC, GLSL_ES1_OTHER) \
xx(PPTK_EXTERNAL, GLSL_ES1_OTHER) \
xx(PPTK_INTERFACE, GLSL_ES1_OTHER) \
xx(PPTK_FLAT, GLSL_ES1_OTHER) \
xx(PPTK_HALF, GLSL_ES1_OTHER) \
xx(PPTK_FIXED, GLSL_ES1_OTHER) \
xx(PPTK_SUPERP, GLSL_ES1_OTHER) \
xx(PPTK_INPUT, GLSL_ES1_OTHER) \
xx(PPTK_OUTPUT, GLSL_ES1_OTHER) \
xx(PPTK_HVEC2, GLSL_ES1_OTHER) \
xx(PPTK_HVEC3, GLSL_ES1_OTHER) \
xx(PPTK_HVEC4, GLSL_ES1_OTHER) \
xx(PPTK_DVEC2, GLSL_ES1_OTHER) \
xx(PPTK_DVEC3, GLSL_ES1_OTHER) \
xx(PPTK_DVEC4, GLSL_ES1_OTHER) \
xx(PPTK_FVEC2, GLSL_ES1_OTHER) \
xx(PPTK_FVEC3, GLSL_ES1_OTHER) \
xx(PPTK_FVEC4, GLSL_ES1_OTHER) \
xx(PPTK_SAMPLER1D, GLSL_ES1_OTHER) \
xx(PPTK_SAMPLER3D, GLSL_ES1_OTHER) \
xx(PPTK_SAMPLER1DSHADOW, GLSL_ES1_OTHER) \
xx(PPTK_SAMPLER2DSHADOW, GLSL_ES1_OTHER) \
xx(PPTK_SAMPLER2DRECT, GLSL_ES1_OTHER) \
xx(PPTK_SAMPLER3DRECT, GLSL_ES1_OTHER) \
xx(PPTK_SAMPLER2DRECTSHADOW,GLSL_ES1_OTHER) \
xx(PPTK_CAST, GLSL_ES1_OTHER) \
xx(PPTK_NAMESPACE, GLSL_ES1_OTHER) \
xx(PPTK_USING, GLSL_ES1_OTHER) \
\
/* placemarker used during macro expansion of empty arguments adjacent to ## tokens (See C99 6.10.3.3-2) */ \
xx(PPTK_PLACEMARKER, 0) \
\
/* typedef-name, just prior to entering the C parser a pptk GLSL_ES1_IDENT may be promoted to a GLSL_ES1_TYPEDEF_NAME
* if the identifier looks up to a typedef. This resolves a famous C ambiguity.
* Note: for GLSL, they've reintroduced the same problem, but the token is now called TYPE_NAME, we adhere to that
* name; but conceptually the same issue as in C. */ \
xx(PPTK_TYPEDEF_NAME, GLSL_ES1_TYPE_NAME) \
\
/* literal text used when in template mode (this is text outside of {{ code_sections(); }} )*/ \
xx(PPTK_TEMPLATE_LIT, GLSL_ES1_OTHER) \
xx(PPTK_TEMPLATE_DOUBLE_CURLY_OPEN, GLSL_ES1_OTHER) \
xx(PPTK_TEMPLATE_DOUBLE_CURLY_CLOSE, GLSL_ES1_OTHER) \
extern int g_pptk_to_glsl_es1_[];
int glsl_es1_tokens_sanity_check(void);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* GLSL_ES1_TOKENS_H */