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Macros
#define	CRGPU_EMPTY()

#define	CRGPU_DEFER(...) __VA_ARGS__ CRGPU_EMPTY()
	Helper macro, defers macro expansion to the next level of evaluation to allow recursive macros. More...

#define	CRGPU_IGNORE(...)
	Helper macro, takes the arguments and expands to nothing. More...

#define	CRGPU_CONCAT(X, Y) CRGPU_CONCAT_HELPER(X, Y)
	Helper macro, concatenates two arguments. More...

#define	CRGPU_CONCAT_HELPER(X, ...) X ## __VA_ARGS__
	Helper macro for concatenation. More...

#define	CRGPU_STRINGIFY(X) CRGPU_STRINGIFY_HELPER(X)
	Helper macro, stringifies the argument. More...

#define	CRGPU_STRINGIFY_HELPER(...) #__VA_ARGS__
	Helper macro for concatenation. More...

#define	CRGPU_GET_FIRST(X, ...) X
	Helper macro, returns the first argument. More...

#define	CRGPU_GET_SECOND(X, ...) CRGPU_GET_FIRST(__VA_ARGS__, X)
	Helper macro, returns the second argument. More...

#define	CRGPU_TEST_CRGPU_END ,1
	Definitions to check for list end. More...

#define	CRGPU_TEST_ ,1
	Definitions to allow an empty argument to also be used as a terminator. More...

#define	CRGPU_CHECK_FOR_END(X) CRGPU_CHECK_FOR_END_CHECK(CRGPU_TEST_ ## X, 0)
	Check for CRGPU_END (or an empty argument) to terminate list. More...

#define	CRGPU_CHECK_FOR_END_CHECK(...) CRGPU_GET_SECOND(__VA_ARGS__,)
	Implementation of checking for CRGPU_END (or an empty argument) to terminate list. More...

#define	CRGPU_RECURSIVE_MACRO(...) CR_GPU_MACRO_RECURSE1(CR_GPU_MACRO_RECURSE1(CR_GPU_MACRO_RECURSE1(CR_GPU_MACRO_RECURSE1(__VA_ARGS__))))
	Expands recursive macros. More...

#define	CR_GPU_MACRO_RECURSE1(...) CR_GPU_MACRO_RECURSE2(CR_GPU_MACRO_RECURSE2(CR_GPU_MACRO_RECURSE2(CR_GPU_MACRO_RECURSE2(__VA_ARGS__))))
	Helper macro to expand recursive macros (recursion level 1). More...

#define	CR_GPU_MACRO_RECURSE2(...) CR_GPU_MACRO_RECURSE3(CR_GPU_MACRO_RECURSE3(CR_GPU_MACRO_RECURSE3(CR_GPU_MACRO_RECURSE3(__VA_ARGS__))))
	Helper macro to expand recursive macros (recursion level 2). More...

#define	CR_GPU_MACRO_RECURSE3(...) CR_GPU_MACRO_RECURSE4(CR_GPU_MACRO_RECURSE4(CR_GPU_MACRO_RECURSE4(CR_GPU_MACRO_RECURSE4(__VA_ARGS__))))
	Helper macro to expand recursive macros (recursion level 3). More...

#define	CR_GPU_MACRO_RECURSE4(...) CR_GPU_MACRO_RECURSE_BASE(CR_GPU_MACRO_RECURSE_BASE(CR_GPU_MACRO_RECURSE_BASE(CR_GPU_MACRO_RECURSE_BASE(__VA_ARGS__))))
	Helper macro to expand recursive macros (recursion level 4). More...

#define	CR_GPU_MACRO_RECURSE_BASE(...) __VA_ARGS__
	Helper macro to expand recursive macros (last recursion level: simply expands the macro). More...

#define	CRGPU_MACRO_EXPANSION(MACRO, EXTRA_ARG, ...) CRGPU_MACRO_EXPANSION_IMPL(MACRO, EXTRA_ARG, __VA_ARGS__, CRGPU_END, CRGPU_END)
	Helper macro to apply a macro to all elements of the variadic list, with `EXTRA_ARG` and the parenthesised rest of the arguments being passed as arguments to the macro too. More...

#define	CRGPU_MACRO_EXPANSION_IMPL(MACRO, EXTRA_ARG, ONE, NEXT, ...)

#define	CRGPU_MACRO_EXPANSION_IMPL_0 CRGPU_MACRO_EXPANSION_IMPL_DO
	Helper macro to defer macro expansion to enable recursion. More...

#define	CRGPU_MACRO_EXPANSION_IMPL_DO() CRGPU_MACRO_EXPANSION_IMPL
	Helper macro to defer macro expansion to enable recursion. More...

#define	CRGPU_MACRO_EXPANSION_IMPL_1 CRGPU_MACRO_EXPANSION_IMPL_DONT
	Helper macro to defer macro expansion to enable recursion. More...

#define	CRGPU_MACRO_EXPANSION_IMPL_DONT() CRGPU_IGNORE
	Helper macro to defer macro expansion to enable recursion. More...

#define	CRGPU_MACRO_INSTANTIATION_IMPL_0 CRGPU_MACRO_INSTANTIATION_DO
	Helper macro to defer macro expansion to enable recursion. More...

#define	CRGPU_MACRO_INSTANTIATION_IMPL_1 CRGPU_MACRO_INSTANTIATION_DONT
	Helper macro to defer macro expansion to enable recursion. More...

#define	CRGPU_MACRO_INSTANTIATION_DO(...) __VA_ARGS__
	Helper macro to defer macro expansion to enable recursion. More...

#define	CRGPU_MACRO_INSTANTIATION_DONT(...) CRGPU_IGNORE
	Helper macro to defer macro expansion to enable recursion. More...

#define	CRGPU_STRING_TO_ENUM_OP(TYPE, VAR_PREFIX_PAIR, IGNORE)
	Base macro to be applied to every element for converting strings to enums. More...

#define	CRGPU_CHEAP_STRING_TO_ENUM(VAR, PREFIX, ONE, ...) if (false) { return PREFIX::ONE; } CRGPU_MACRO_EXPANSION(CRGPU_STRING_TO_ENUM_OP, (VAR, PREFIX), ONE, __VA_ARGS__)
	Checks a string variable, `VAR`, for matching enum identifiers (`ONE` and the remaining variadic arguments), for the enum starting with `PREFIX`. More...

Detailed Description

Contains some helpful macros to help with repetitive code...

Definition in file MacroHelpers.h.

Macro Definition Documentation

◆ CR_GPU_MACRO_RECURSE1

#define CR_GPU_MACRO_RECURSE1 ( ... ) CR_GPU_MACRO_RECURSE2(CR_GPU_MACRO_RECURSE2(CR_GPU_MACRO_RECURSE2(CR_GPU_MACRO_RECURSE2(__VA_ARGS__))))

Helper macro to expand recursive macros (recursion level 1).

Definition at line 75 of file MacroHelpers.h.

◆ CR_GPU_MACRO_RECURSE2

#define CR_GPU_MACRO_RECURSE2 ( ... ) CR_GPU_MACRO_RECURSE3(CR_GPU_MACRO_RECURSE3(CR_GPU_MACRO_RECURSE3(CR_GPU_MACRO_RECURSE3(__VA_ARGS__))))

Helper macro to expand recursive macros (recursion level 2).

Definition at line 79 of file MacroHelpers.h.

◆ CR_GPU_MACRO_RECURSE3

#define CR_GPU_MACRO_RECURSE3 ( ... ) CR_GPU_MACRO_RECURSE4(CR_GPU_MACRO_RECURSE4(CR_GPU_MACRO_RECURSE4(CR_GPU_MACRO_RECURSE4(__VA_ARGS__))))

Helper macro to expand recursive macros (recursion level 3).

Definition at line 83 of file MacroHelpers.h.

◆ CR_GPU_MACRO_RECURSE4

#define CR_GPU_MACRO_RECURSE4 ( ... ) CR_GPU_MACRO_RECURSE_BASE(CR_GPU_MACRO_RECURSE_BASE(CR_GPU_MACRO_RECURSE_BASE(CR_GPU_MACRO_RECURSE_BASE(__VA_ARGS__))))

Helper macro to expand recursive macros (recursion level 4).

Definition at line 87 of file MacroHelpers.h.

◆ CR_GPU_MACRO_RECURSE_BASE

#define CR_GPU_MACRO_RECURSE_BASE ( ... ) __VA_ARGS__

Helper macro to expand recursive macros (last recursion level: simply expands the macro).

Definition at line 91 of file MacroHelpers.h.

◆ CRGPU_CHEAP_STRING_TO_ENUM

#define CRGPU_CHEAP_STRING_TO_ENUM	(	VAR,
		PREFIX,
		ONE,
		...
	)	if (false) { return PREFIX::ONE; } CRGPU_MACRO_EXPANSION(CRGPU_STRING_TO_ENUM_OP, (VAR, PREFIX), ONE, __VA_ARGS__)

Checks a string variable, VAR, for matching enum identifiers (ONE and the remaining variadic arguments), for the enum starting with PREFIX.

Warning: Should be wrapped in CRGPU_RECURSIVE_MACRO to work properly.

Definition at line 149 of file MacroHelpers.h.

◆ CRGPU_CHECK_FOR_END

#define CRGPU_CHECK_FOR_END ( X ) CRGPU_CHECK_FOR_END_CHECK(CRGPU_TEST_ ## X, 0)

Check for CRGPU_END (or an empty argument) to terminate list.

Definition at line 63 of file MacroHelpers.h.

◆ CRGPU_CHECK_FOR_END_CHECK

#define CRGPU_CHECK_FOR_END_CHECK ( ... ) CRGPU_GET_SECOND(__VA_ARGS__,)

Implementation of checking for CRGPU_END (or an empty argument) to terminate list.

Definition at line 67 of file MacroHelpers.h.

◆ CRGPU_CONCAT

#define CRGPU_CONCAT	(	X,
		Y
	)	CRGPU_CONCAT_HELPER(X, Y)

Helper macro, concatenates two arguments.

Definition at line 30 of file MacroHelpers.h.

◆ CRGPU_CONCAT_HELPER

#define CRGPU_CONCAT_HELPER	(	X,
		...
	)	X ## __VA_ARGS__

Helper macro for concatenation.

Definition at line 34 of file MacroHelpers.h.

◆ CRGPU_DEFER

#define CRGPU_DEFER ( ... ) __VA_ARGS__ CRGPU_EMPTY()

Helper macro, defers macro expansion to the next level of evaluation to allow recursive macros.

Definition at line 21 of file MacroHelpers.h.

◆ CRGPU_EMPTY

#define CRGPU_EMPTY ( )

Definition at line 17 of file MacroHelpers.h.

◆ CRGPU_GET_FIRST

#define CRGPU_GET_FIRST	(	X,
		...
	)	X

Helper macro, returns the first argument.

Definition at line 48 of file MacroHelpers.h.

◆ CRGPU_GET_SECOND

#define CRGPU_GET_SECOND	(	X,
		...
	)	CRGPU_GET_FIRST(__VA_ARGS__, X)

Helper macro, returns the second argument.

Definition at line 52 of file MacroHelpers.h.

◆ CRGPU_IGNORE

#define CRGPU_IGNORE ( ... )

Helper macro, takes the arguments and expands to nothing.

Definition at line 26 of file MacroHelpers.h.

◆ CRGPU_MACRO_EXPANSION

#define CRGPU_MACRO_EXPANSION	(	MACRO,
		EXTRA_ARG,
		...
	)	CRGPU_MACRO_EXPANSION_IMPL(MACRO, EXTRA_ARG, __VA_ARGS__, CRGPU_END, CRGPU_END)

Helper macro to apply a macro to all elements of the variadic list, with EXTRA_ARG and the parenthesised rest of the arguments being passed as arguments to the macro too.

Definition at line 97 of file MacroHelpers.h.

◆ CRGPU_MACRO_EXPANSION_IMPL

#define CRGPU_MACRO_EXPANSION_IMPL	(	MACRO,
		EXTRA_ARG,
		ONE,
		NEXT,
		...
	)

Value:

CRGPU_DEFER(CRGPU_CONCAT(CRGPU_MACRO_INSTANTIATION_IMPL_, CRGPU_CHECK_FOR_END(ONE))) (MACRO) (ONE, EXTRA_ARG, (NEXT, __VA_ARGS__) ) \

CRGPU_DEFER(CRGPU_CONCAT(CRGPU_MACRO_EXPANSION_IMPL_, CRGPU_CHECK_FOR_END(NEXT))) () (MACRO, EXTRA_ARG, NEXT, __VA_ARGS__ )

Definition at line 100 of file MacroHelpers.h.