ShaderCompileSystem.ixx File

Collects active shader resources and queues batch compile commands. More...

Included Headers

#include <span> #include <vector> #include <cstddef> #include "helios-engine-config.h" #include <helios.ecs.components> #include <helios.engine.runtime.messaging.command.concepts.IsCommandBufferLike> #include <helios.engine.rendering.shader.commands> #include <helios.engine.rendering.shader.concepts> #include <helios.engine.rendering.shader.components> #include <helios.engine.runtime.world.tags.SystemRole> #include <helios.engine.runtime.messaging.command.NullCommandBuffer> #include <helios.engine.runtime.world.UpdateContext> #include <helios.engine.runtime.messaging.command.RenderCommandBuffer>

Namespaces Index

namespace	helios
namespace	engine
namespace	rendering
namespace	shader
namespace	systems

Classes Index

class	ShaderCompileSystem<THandle, TCommandBuffer, TCapacity>
	System that batches shader compile requests for active shader entities. More...

Description

Collects active shader resources and queues batch compile commands.

File Listing

The file content with the documentation metadata removed is:

1

5module;

6

7#include <span>

8#include <vector>

9#include <cstddef>

10#include "helios-engine-config.h"

11

12export module helios.engine.rendering.shader.systems.ShaderCompileSystem;

13

14import helios.engine.runtime.messaging.command.RenderCommandBuffer;

15import helios.engine.runtime.messaging.command.NullCommandBuffer;

16

17import helios.engine.runtime.world.UpdateContext;

18import helios.engine.runtime.world.tags.SystemRole;

19

20import helios.engine.rendering.shader.components;

21import helios.engine.rendering.shader.concepts;

22import helios.engine.rendering.shader.commands;

23

24import helios.engine.runtime.messaging.command.concepts.IsCommandBufferLike;

25

26import helios.ecs.components;

27

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

29using namespace helios::engine::runtime::world;

30using namespace helios::engine::runtime::messaging::command;

31using namespace helios::engine::rendering::shader;

32using namespace helios::engine::runtime::messaging::command::concepts;

33using namespace helios::engine::rendering::shader::components;

34using namespace helios::engine::rendering::shader::commands;

35using namespace helios::ecs::components;

36using namespace helios::engine::rendering::shader::concepts;

37export namespace helios::engine::rendering::shader::systems {

38

46 template<typename THandle, typename TCommandBuffer = NullCommandBuffer, size_t TCapacity = DEFAULT_SHADER_POOL_CAPACITY>

47 requires IsShaderHandle<THandle> && IsCommandBufferLike<TCommandBuffer>

48 class ShaderCompileSystem {

49

50 std::vector<THandle> shaderHandles_;

51

52 size_t capacity_;

53

54 public:

55

56 using EngineRoleTag = SystemRole;

57 using CommandBuffer_type = TCommandBuffer;

58

59 explicit ShaderCompileSystem(size_t capacity = TCapacity) : capacity_(capacity) {

60 shaderHandles_.reserve(capacity);

61 }

62

68 void update(UpdateContext& updateContext, TCommandBuffer& cmdBuffer) noexcept {

69

70 for (auto [entity, scc, ac] : updateContext.view<

71 THandle,

72 ShaderSourceComponent<THandle>,

73 Active<THandle>

74 >().whereEnabled()) {

75 shaderHandles_.push_back(entity.handle());

76 }

77

78 cmdBuffer.template add<ShaderBatchCompileCommand<THandle>>(std::move(shaderHandles_));

79

80 shaderHandles_.clear();

81 shaderHandles_.reserve(capacity_);

82

83

84 }

85

86 };

87

88

89

90}

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