mirror of
https://github.com/Relintai/pandemonium_engine_minimal.git
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83 lines
1.9 KiB
C++
83 lines
1.9 KiB
C++
#ifndef MESSAGE_QUEUE_H
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#define MESSAGE_QUEUE_H
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/* message_queue.h */
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#include "core/containers/local_vector.h"
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#include "core/object/object.h"
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#include "core/os/thread_safe.h"
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class MessageQueue {
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_THREAD_SAFE_CLASS_
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enum {
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TYPE_CALL,
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TYPE_NOTIFICATION,
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TYPE_SET,
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FLAG_SHOW_ERROR = 1 << 14,
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FLAG_MASK = FLAG_SHOW_ERROR - 1
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};
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struct Message {
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ObjectID instance_id;
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StringName target;
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int16_t type;
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union {
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int16_t notification;
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int16_t args;
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};
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};
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struct Buffer {
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LocalVector<uint8_t> data;
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uint64_t end = 0;
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};
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Buffer buffers[2];
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int read_buffer = 0;
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int write_buffer = 1;
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uint64_t max_allowed_buffer_size = 0;
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struct BufferSizeMonitor {
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uint32_t max_size = 0;
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uint32_t flush_count = 0;
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// Only used for performance statistics.
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uint32_t max_size_overall = 0;
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} _buffer_size_monitor;
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void _call_function(Object *p_target, const StringName &p_func, const Variant *p_args, int p_argcount, bool p_show_error);
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void _update_buffer_monitor();
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static MessageQueue *singleton;
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bool flushing;
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public:
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static MessageQueue *get_singleton();
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Error push_call(ObjectID p_id, const StringName &p_method, const Variant **p_args, int p_argcount, bool p_show_error = false);
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Error push_call(ObjectID p_id, const StringName &p_method, VARIANT_ARG_LIST);
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Error push_notification(ObjectID p_id, int p_notification);
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Error push_set(ObjectID p_id, const StringName &p_prop, const Variant &p_value);
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Error push_call(Object *p_object, const StringName &p_method, VARIANT_ARG_LIST);
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Error push_notification(Object *p_object, int p_notification);
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Error push_set(Object *p_object, const StringName &p_prop, const Variant &p_value);
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void statistics();
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void flush();
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bool is_flushing() const;
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int get_max_buffer_usage() const;
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int get_current_buffer_usage() const;
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MessageQueue();
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~MessageQueue();
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};
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#endif // MESSAGE_QUEUE_H
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