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refactor separate framework from game code, add demo3d

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asrael 2026-04-14 01:28:38 -05:00
parent 19ae869769
commit 40f5cdcaa5
92 changed files with 2665 additions and 6547 deletions
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56
demo3d/client/sim/demo3d_sim.h Normal file
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#pragma once
#include "demo3d_bsp.h"
#include "pxl8_math.h"
#include "demo3d_protocol.h"
#include "pxl8_types.h"
#ifdef __cplusplus
extern "C" {
#endif
#define DEMO3D_SIM_FLAG_ALIVE (1 << 0)
#define DEMO3D_SIM_FLAG_PLAYER (1 << 1)
#define DEMO3D_SIM_FLAG_GROUNDED (1 << 2)
typedef struct demo3d_sim_config {
f32 move_speed;
f32 ground_accel;
f32 air_accel;
f32 stop_speed;
f32 friction;
f32 gravity;
f32 jump_velocity;
f32 player_radius;
f32 player_height;
f32 max_pitch;
} demo3d_sim_config;
typedef struct demo3d_sim_entity {
pxl8_vec3 pos;
pxl8_vec3 vel;
f32 yaw;
f32 pitch;
u32 flags;
u16 kind;
u16 _pad;
} demo3d_sim_entity;
typedef struct demo3d_sim_world {
const demo3d_bsp* chunks[9];
i32 center_cx;
i32 center_cz;
f32 chunk_size;
} demo3d_sim_world;
bool demo3d_bsp_point_solid(const demo3d_bsp* bsp, pxl8_vec3 pos);
pxl8_vec3 demo3d_bsp_trace(const demo3d_bsp* bsp, pxl8_vec3 from, pxl8_vec3 to, f32 radius);
pxl8_vec3 demo3d_sim_trace(const demo3d_sim_world* world, pxl8_vec3 from, pxl8_vec3 to, f32 radius, f32 height);
bool demo3d_sim_check_ground(const demo3d_sim_world* world, pxl8_vec3 pos, f32 radius);
void demo3d_sim_move_player(demo3d_sim_entity* ent, const demo3d_input_msg* input, const demo3d_sim_world* world, const demo3d_sim_config* cfg, f32 dt);
void demo3d_sim_integrate(demo3d_sim_entity* ent, const demo3d_sim_world* world, const demo3d_sim_config* cfg, f32 dt);
#ifdef __cplusplus
}
#endif