flags.sp

#include <sourcemod>

#pragma semicolon 1
#pragma newdecls required

public Plugin myinfo = {
	name        = "",
	author      = "",
	description = "",
	version     = "0.0.0",
	url         = ""
};

// SourcePawn plugin defines, these are <<1 more than the native engine flags.
#define PARTITION_SOLID_EDICTS      (1 << 1) // every edict_t that isn't SOLID_TRIGGER or SOLID_NOT (and static props)
#define PARTITION_TRIGGER_EDICTS    (1 << 2) // every edict_t that IS SOLID_TRIGGER
#define PARTITION_NON_STATIC_EDICTS (1 << 5) // everything in solid & trigger except the static props, includes SOLID_NOTs
#define PARTITION_STATIC_PROPS      (1 << 7)

// Engine flags, not defined in SourcePawn, here for example
#define PARTITION_ENGINE_SOLID_EDICTS      (1 << 0)
#define PARTITION_ENGINE_TRIGGER_EDICTS    (1 << 1)
#define PARTITION_ENGINE_NON_STATIC_EDICTS (1 << 4)
#define PARTITION_ENGINE_STATIC_PROPS      (1 << 6)

// This would live on the native side.
int TranslatePartitionFlags(int input)
{
	if (input == 0) {
		return PARTITION_ENGINE_SOLID_EDICTS;
	} else if (input == 1) {
		return PARTITION_ENGINE_SOLID_EDICTS | PARTITION_ENGINE_TRIGGER_EDICTS;
	} else {
		return input >> 1;
	}
}

// For debugging.
void PrintNativePartitionFlags(int flags)
{
	flags = TranslatePartitionFlags(flags);
	
	char buffer[1024];
	
	for (int i = 0; i < 32; ++i) {
		if ((flags & (1 << i)) == 0) {
			continue;
		}
		
		if (buffer[0]) {
			StrCat(buffer, sizeof(buffer), " | ");
		}
		
		switch (i) {
			case 0:
				StrCat(buffer, sizeof(buffer), "PARTITION_ENGINE_SOLID_EDICTS");
			case 1:
				StrCat(buffer, sizeof(buffer), "PARTITION_ENGINE_TRIGGER_EDICTS");
			case 4:
				StrCat(buffer, sizeof(buffer), "PARTITION_ENGINE_NON_STATIC_EDICTS");
			case 6:
				StrCat(buffer, sizeof(buffer), "PARTITION_ENGINE_STATIC_PROPS");
			default:
				Format(buffer, sizeof(buffer), "%sUNKNOWN_FLAG_%d", buffer, i);
		}
	}
	
	PrintToServer("%s", buffer);
}

public void OnPluginStart()
{
	PrintNativePartitionFlags(false); // PARTITION_ENGINE_SOLID_EDICTS
	PrintNativePartitionFlags(true);  // PARTITION_ENGINE_SOLID_EDICTS | PARTITION_ENGINE_TRIGGER_EDICTS
	PrintNativePartitionFlags(PARTITION_SOLID_EDICTS);      // PARTITION_ENGINE_SOLID_EDICTS
	PrintNativePartitionFlags(PARTITION_TRIGGER_EDICTS);    // PARTITION_ENGINE_TRIGGER_EDICTS
	PrintNativePartitionFlags(PARTITION_NON_STATIC_EDICTS); // PARTITION_ENGINE_NON_STATIC_EDICTS
	PrintNativePartitionFlags(PARTITION_STATIC_PROPS);      // PARTITION_ENGINE_STATIC_PROPS
	PrintNativePartitionFlags(PARTITION_SOLID_EDICTS | PARTITION_TRIGGER_EDICTS);    // PARTITION_ENGINE_SOLID_EDICTS | PARTITION_ENGINE_TRIGGER_EDICTS
	PrintNativePartitionFlags(PARTITION_NON_STATIC_EDICTS | PARTITION_STATIC_PROPS); // PARTITION_ENGINE_NON_STATIC_EDICTS | PARTITION_ENGINE_STATIC_PROPS
}