94 lines
2.5 KiB
C
94 lines
2.5 KiB
C
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#pragma once
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#include "pxl8_types.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define PXL8_PROTOCOL_VERSION 1
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#define PXL8_MAX_SNAPSHOT_ENTITIES 256
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#define PXL8_MAX_SNAPSHOT_EVENTS 32
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#define PXL8_COMMAND_PAYLOAD_SIZE 64
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#define PXL8_EVENT_PAYLOAD_SIZE 15
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typedef enum pxl8_msg_type {
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PXL8_MSG_NONE = 0,
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PXL8_MSG_CONNECT,
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PXL8_MSG_DISCONNECT,
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PXL8_MSG_INPUT,
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PXL8_MSG_COMMAND,
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PXL8_MSG_SNAPSHOT,
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PXL8_MSG_EVENT
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} pxl8_msg_type;
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typedef struct pxl8_msg_header {
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u32 sequence;
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u16 size;
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u8 type;
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u8 version;
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} pxl8_msg_header;
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typedef enum pxl8_cmd_type {
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PXL8_CMD_NONE = 0,
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PXL8_CMD_SPAWN_ENTITY,
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} pxl8_cmd_type;
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typedef struct pxl8_input_msg {
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u32 buttons;
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f32 look_dx;
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f32 look_dy;
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f32 move_x;
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f32 move_y;
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f32 yaw;
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u64 tick;
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u64 timestamp;
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} pxl8_input_msg;
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typedef struct pxl8_command_msg {
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u16 cmd_type;
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u8 payload[PXL8_COMMAND_PAYLOAD_SIZE];
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u16 payload_size;
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u64 tick;
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} pxl8_command_msg;
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typedef struct pxl8_entity_state {
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u64 entity_id;
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u8 userdata[56];
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} pxl8_entity_state;
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typedef struct pxl8_event_msg {
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u8 event_type;
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u8 payload[PXL8_EVENT_PAYLOAD_SIZE];
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} pxl8_event_msg;
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typedef struct pxl8_snapshot_header {
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u16 entity_count;
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u16 event_count;
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u64 player_id;
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u64 tick;
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f32 time;
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} pxl8_snapshot_header;
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size_t pxl8_protocol_serialize_header(const pxl8_msg_header* msg, u8* buf, size_t len);
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size_t pxl8_protocol_deserialize_header(const u8* buf, size_t len, pxl8_msg_header* msg);
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size_t pxl8_protocol_serialize_input(const pxl8_input_msg* msg, u8* buf, size_t len);
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size_t pxl8_protocol_deserialize_input(const u8* buf, size_t len, pxl8_input_msg* msg);
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size_t pxl8_protocol_serialize_command(const pxl8_command_msg* msg, u8* buf, size_t len);
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size_t pxl8_protocol_deserialize_command(const u8* buf, size_t len, pxl8_command_msg* msg);
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size_t pxl8_protocol_serialize_entity_state(const pxl8_entity_state* state, u8* buf, size_t len);
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size_t pxl8_protocol_deserialize_entity_state(const u8* buf, size_t len, pxl8_entity_state* state);
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size_t pxl8_protocol_serialize_event(const pxl8_event_msg* msg, u8* buf, size_t len);
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size_t pxl8_protocol_deserialize_event(const u8* buf, size_t len, pxl8_event_msg* msg);
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size_t pxl8_protocol_serialize_snapshot_header(const pxl8_snapshot_header* hdr, u8* buf, size_t len);
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size_t pxl8_protocol_deserialize_snapshot_header(const u8* buf, size_t len, pxl8_snapshot_header* hdr);
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#ifdef __cplusplus
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}
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#endif
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