From 2c92e07f337e42cf58970443f9de678f85a9b2a4 Mon Sep 17 00:00:00 2001 From: rtk0c Date: Thu, 19 Oct 2023 22:50:07 -0700 Subject: The great renaming: switch to "module style" --- src/brussel.common/LookupTable.hpp | 64 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 src/brussel.common/LookupTable.hpp (limited to 'src/brussel.common/LookupTable.hpp') diff --git a/src/brussel.common/LookupTable.hpp b/src/brussel.common/LookupTable.hpp new file mode 100644 index 0000000..54548f2 --- /dev/null +++ b/src/brussel.common/LookupTable.hpp @@ -0,0 +1,64 @@ +#pragma once + +#include +#include + +// BIDI stands for bi-directional +#define BIDI_LUT_DECL(name, aType, aCount, bType, bCount) \ + int gLutBidi_##name##_A2B[aCount]; \ + int gLutBidi_##name##_B2A[bCount]; \ + using name##AType = aType; \ + using name##BType = bType; \ + void InitializeLutBidi##name() +#define BIDI_LUT_MAP_FOR(name) \ + int* lutMappingA2B = gLutBidi_##name##_A2B; \ + int* lutMappingB2A = gLutBidi_##name##_B2A +#define BIDI_LUT_MAP(from, to) \ + lutMappingA2B[from] = to; \ + lutMappingB2A[to] = from +#define BIDI_LUT_INIT(name) InitializeLutBidi##name() +#define BIDI_LUT_A2B_LOOKUP(name, from) (name##BType)(gLutBidi_##name##_A2B[from]) +#define BIDI_LUT_B2A_LOOKUP(name, to) (name##AType)(gLutBidi_##name##_B2A[to]) + +// Forward string lookup +#define FSTR_LUT_DECL(name, enumMinValue, enumMaxValue) \ + constexpr int kLutFwMinVal_##name = enumMinValue; \ + const char* gLutFw_##name[(int)enumMaxValue - (int)enumMinValue]; \ + void InitializeLutFw##name() +#define FSTR_LUT_MAP_FOR(name) \ + const char** lutMapping = gLutFw_##name; \ + int lutMappingMinValue = kLutFwMinVal_##name +#define FSTR_LUT_MAP(value, text) lutMapping[value - lutMappingMinValue] = text +#define FSTR_LUT_MAP_ENUM(enumValue) FSTR_LUT_MAP(enumValue, #enumValue) +#define FSTR_LUT_LOOKUP(name, enumValue) gLutFw_##name[enumValue - kLutFwMinVal_##name] +#define FSTR_LUT_INIT(name) InitializeLutFw##name() + +// RSTR stands for reverse-string lookup +#define RSTR_LUT_DECL(name, enumMinValue, enumMaxValue) \ + robin_hood::unordered_flat_map gLutRv_##name; \ + void InitializeLutRv##name() +#define RSTR_LUT_MAP_FOR(name) auto& lutMapping = gLutRv_##name; +#define RSTR_LUT_MAP(value, text) lutMapping.insert_or_assign(std::string_view(text), value); +#define RSTR_LUT(name) gLutRv_##name +#define BSTR_LUT_LOOKUP(name, string) gLutRv_##name.find(std::string_view(text))->second +#define RSTR_LUT_INIT(name) InitializeLutRv##name() + +// BSTR stands for bi-directional string lookup +#define BSTR_LUT_DECL(name, enumMinValue, enumMaxValue) \ + constexpr int kLutBstrMinVal_##name = enumMinValue; \ + const char* gLutBstr_##name##_V2S[(int)enumMaxValue - (int)enumMinValue]; \ + robin_hood::unordered_flat_map gLutBstr_##name##_S2V; \ + void InitializeLutBstr##name() +#define BSTR_LUT_MAP_FOR(name) \ + const char** lutMappingV2S = gLutBstr_##name##_V2S; \ + auto& lutMappingS2V = gLutBstr_##name##_S2V; \ + int lutMappingMinValue = kLutBstrMinVal_##name +#define BSTR_LUT_MAP(value, text) \ + lutMappingV2S[value - lutMappingMinValue] = text; \ + lutMappingS2V.insert_or_assign(std::string_view(text), value); +#define BSTR_LUT_MAP_ENUM(enumValue) BSTR_LUT_MAP(enumValue, #enumValue) +#define BSTR_LUT_V2S(name) gLutBstr_##name##_V2S +#define BSTR_LUT_S2V(name) gLutBstr_##name##_S2V +#define BSTR_LUT_V2S_LOOKUP(name, enumValue) gLutBstr_##name##_V2S[enumValue - kLutBstrMinVal_##name] +#define BSTR_LUT_S2V_LOOKUP(name, string) gLutBstr_##name##_S2V.find(std::string_view(text))->second +#define BSTR_LUT_INIT(name) InitializeLutBstr##name() -- cgit v1.2.3-70-g09d2