DefaultRuleProcessor.ixx File

Default implementation of RuleProcessor for spawn rule evaluation. More...

Included Headers

#include <cassert> #include <queue> #include <helios.engine.runtime.spawn.scheduling.SpawnPlan> #include <helios.engine.runtime.pooling.GameObjectPoolManager> #include <helios.engine.runtime.spawn.policy.SpawnRule> #include <helios.engine.runtime.world.GameWorld> #include <helios.engine.runtime.spawn.scheduling.ScheduledSpawnPlan> #include <helios.engine.runtime.spawn.types.SpawnContext> #include <helios.engine.runtime.spawn.SpawnManager> #include <helios.engine.runtime.spawn.policy.SpawnRuleState> #include <helios.engine.runtime.world.UpdateContext> #include <helios.engine.runtime.spawn.types> #include <helios.engine.runtime.spawn.scheduling.RuleProcessor>

Namespaces Index

namespace	helios
namespace	engine
	Main engine module aggregating core infrastructure and game systems. More...
namespace	runtime
	Runtime infrastructure for game execution and lifecycle orchestration. More...
namespace	spawn
	Entity spawning infrastructure for the helios engine. More...
namespace	scheduling
	Spawn scheduling and plan management. More...

Classes Index

class	DefaultRuleProcessor
	Default implementation of RuleProcessor. More...

Description

Default implementation of RuleProcessor for spawn rule evaluation.

File Listing

The file content with the documentation metadata removed is:

1/**

2 * @file DefaultRuleProcessor.ixx

3 * @brief Default implementation of RuleProcessor for spawn rule evaluation.

4 */

5module;

6

7#include <cassert>

8#include <queue>

9

10

11export module helios.engine.runtime.spawn.scheduling.DefaultRuleProcessor;

12

13import helios.engine.runtime.spawn.scheduling.RuleProcessor;

14

15import helios.engine.runtime.world.UpdateContext;

16import helios.engine.runtime.spawn.SpawnManager;

17import helios.engine.runtime.spawn.types.SpawnContext;

18import helios.engine.runtime.world.GameWorld;

19import helios.engine.runtime.spawn.scheduling.SpawnPlan;

20import helios.engine.runtime.spawn.scheduling.ScheduledSpawnPlan;

21import helios.engine.runtime.spawn.types;

22import helios.engine.runtime.spawn.policy.SpawnRule;

23import helios.engine.runtime.spawn.policy.SpawnRuleState;

24import helios.engine.runtime.pooling.GameObjectPoolManager;

25

26using namespace helios::engine::runtime::spawn::policy;

27using namespace helios::engine::runtime::spawn::types;

28using namespace helios::engine::runtime::world;

29

30export namespace helios::engine::runtime::spawn::scheduling {

31

32 /**

33 * @brief Default implementation of RuleProcessor.

34 *

35 * @details DefaultRuleProcessor provides the standard rule processing logic:

36 *

37 * 1 Retrieves the SpawnProfile from the SpawnManager

38 * 2 Gets a pool snapshot from the GameObjectPoolManager

39 * 3 Updates the rule state with the current delta time

40 * 4 Evaluates the rule and returns the resulting SpawnPlan

41 *

42 * This processor is used by both DefaultSpawnScheduler and CyclicSpawnScheduler.

43 *

44 * @see RuleProcessor

45 * @see DefaultSpawnScheduler

46 * @see CyclicSpawnScheduler

47 */

48 class DefaultRuleProcessor : public RuleProcessor {

49

50 public:

51

52 /**

53 * @brief Processes a spawn rule using standard evaluation logic.

54 *

55 * @details Retrieves pool state, updates the rule's timer/state,

56 * and evaluates the rule to produce a spawn plan.

57 *

58 * @param gameWorld The game world where the rule is processed.

59 * @param updateContext Current frame context.

60 * @param spawnContext Context for the spawn operation.

61 * @param spawnProfileId Profile ID to look up spawn configuration.

62 * @param spawnRule The rule to evaluate.

63 * @param spawnRuleState Mutable state tracking timers and counts.

64 *

65 * @return SpawnPlan indicating how many entities to spawn.

66 */

67 SpawnPlan processRule(

68 const world::GameWorld& gameWorld,

69 const UpdateContext& updateContext,

70 const SpawnContext& spawnContext,

71 const SpawnProfileId spawnProfileId,

72 SpawnRule& spawnRule,

73 SpawnRuleState& spawnRuleState

74 ) noexcept override {

75 const auto* poolManager = gameWorld.tryManager<helios::engine::runtime::pooling::GameObjectPoolManager>();

76 const auto* spawnManager = gameWorld.tryManager<helios::engine::runtime::spawn::SpawnManager>();

77

78 const auto* spawnProfile = spawnManager->spawnProfile(spawnProfileId);

79 assert(spawnProfile != nullptr);

80

81 const auto& [gameObjectPoolId, _, __] = *spawnProfile;

82

83 const auto poolSnapshot = poolManager->poolSnapshot(gameObjectPoolId);

84

85 // tick the rule state

86 spawnRuleState.update(updateContext.deltaTime());

87

88 return spawnRule.evaluate(

89 gameObjectPoolId, poolSnapshot,

90 spawnRuleState,

91 gameWorld,

92 updateContext

93 );

94 }

95

96 };

97

98}

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