mirror of
https://github.com/Ed94/HandmadeHero.git
synced 2024-12-22 14:24:43 -08:00
125 lines
3.4 KiB
C++
125 lines
3.4 KiB
C++
#include "platform/compiler_ignores.hpp"
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#if GEN_TIME
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#define GEN_DEFINE_LIBRARY_CODE_CONSTANTS
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#define GEN_IMPLEMENTATION
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#define GEN_BENCHMARK
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#define GEN_ENFORCE_STRONG_CODE_TYPES
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#include "dependencies/gen.hpp"
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#undef ccast
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#undef pcast
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#undef rcast
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#undef scast
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#undef do_once
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#undef do_once_start
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#undef do_once_end
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#undef min
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#undef max
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#undef cast
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#include <math.h>
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#include "platform/platform_module.hpp"
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#include "platform/grime.hpp"
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#include "platform/macros.hpp"
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#include "platform/generics.hpp"
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#include "platform/types.hpp"
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#include "platform/intrinsics.hpp"
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#include "platform/float_ops.hpp"
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#include "platform/strings.hpp"
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#include "platform/platform.hpp"
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#include "engine/engine_module.hpp"
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#include "engine/gen/vectors.hpp"
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#include "engine/input.hpp"
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#include "engine/tile_map.hpp"
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#include "engine/engine.hpp"
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#include "engine/engine_to_platform_api.hpp"
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#include "engine/gen/physics.hpp"
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using namespace gen;
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using GStr = gen::Str;
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constexpr GStr fname_handmade_engine_symbols = txt("handmade_engine.symbols");
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void get_symbols_from_module_table( FileContents symbol_table, Array<StrBuilder> symbols )
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{
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struct Token
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{
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char const* Ptr;
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u32 Len;
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};
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char const* scanner = rcast( char const*, symbol_table.data );
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u32 left = symbol_table.size;
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while ( left )
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{
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if ( *scanner == '\n' || *scanner == '\r' )
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{
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++ scanner;
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-- left;
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}
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else
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{
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Token token {};
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token.Ptr = scanner;
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while ( left && *scanner != '\r' && *scanner != '\n' )
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{
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-- left;
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++ scanner;
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++ token.Len;
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}
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symbols.append( StrBuilder::make_length( _ctx->Allocator_Temp, token.Ptr, token.Len ) );
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}
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}
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}
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int gen_main()
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{
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gen::Context ctx {};
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gen::init( & ctx);
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log_fmt("Generating code for Handmade Hero: Engine Module (Post-Build)\n");
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FileContents symbol_table = file_read_contents( ctx.Allocator_Temp, true, fname_handmade_engine_symbols );
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#pragma push_macro("str_ascii")
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#undef str_ascii
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Builder builder = Builder::open( "engine_symbols.gen.hpp" );
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builder.print( pragma_once );
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builder.print( def_include( txt("engine/engine.hpp") ) );
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builder.print( fmt_newline );
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builder.print_fmt( "NS_ENGINE_BEGIN\n\n" );
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Array<StrBuilder> symbols = Array<StrBuilder>::init_reserve( ctx.Allocator_Temp, kilobytes(1) );
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get_symbols_from_module_table( symbol_table, symbols );
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using ModuleAPI = engine::ModuleAPI;
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builder.print( parse_variable( token_fmt( "symbol", (GStr)symbols[ModuleAPI::Sym_OnModuleReload], stringize(
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constexpr const Str symbol_on_module_load = str_ascii("<symbol>");
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))));
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builder.print( parse_variable( token_fmt( "symbol", (GStr)symbols[ModuleAPI::Sym_Startup], stringize(
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constexpr const Str symbol_startup = str_ascii("<symbol>");
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))));
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builder.print( parse_variable( token_fmt( "symbol", (GStr)symbols[ModuleAPI::Sym_Shutdown], stringize(
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constexpr const Str symbol_shutdown = str_ascii("<symbol>");
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))));
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builder.print( parse_variable( token_fmt( "symbol", (GStr)symbols[ModuleAPI::Sym_UpdateAndRender], stringize(
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constexpr const Str symbol_update_and_render = str_ascii("<symbol>");
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))));
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builder.print( parse_variable( token_fmt( "symbol", (GStr)symbols[ModuleAPI::Sym_UpdateAudio], stringize(
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constexpr const Str symbol_update_audio = str_ascii("<symbol>");
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))));
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builder.print_fmt( "\nNS_ENGINE_END" );
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builder.print( fmt_newline );
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builder.write();
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#pragma pop_macro("str_ascii")
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log_fmt("Generaton finished for Handmade Hero: Engine Module (Post-Build)\n\n");
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// gen::deinit();
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return 0;
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}
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#endif
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