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https://github.com/Cesarus85/ringfall-mjolnir-vr.git
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84 lines
1.8 KiB
C
84 lines
1.8 KiB
C
/*
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POINT_PHYSICS.H
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header included in hcex build.
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*/
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#ifndef __POINT_PHYSICS_H
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#define __POINT_PHYSICS_H
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#pragma once
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/* ---------- headers */
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#include "objects/objects.h"
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#include "physics/physics_definitions.h"
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/* ---------- constants */
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enum
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{
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POINT_PHYSICS_TAG = 'pphy',
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};
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/* ---------- macros */
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#define point_physics_definition_get(index) ((struct point_physics_definition *)tag_get(POINT_PHYSICS_TAG, (index)))
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/* ---------- structures */
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struct point_physics_definition
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{
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unsigned long flags;
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real density;
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real water_gravity_scale;
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real air_gravity_scale;
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byte unused[0x10];
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real unknown20;
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real air_friction;
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real water_friction;
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real surface_friction;
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real elasticity;
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};
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typedef char point_physics_definition_size_assert[
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sizeof(struct point_physics_definition) == 0x34 ? 1 : -1];
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struct point_physics_globals
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{
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real water_density;
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real air_density;
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};
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/* ---------- prototypes/POINT_PHYSICS.C */
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void point_physics_dispose_from_old_map(
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void);
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void point_physics_initialize_for_new_map(
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void);
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real point_physics_definition_get_mass(
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struct point_physics_definition const *definition,
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real scale);
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struct point_physics_definition *point_physics_definition_interpolate(
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struct point_physics_definition const *physics1,
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struct point_physics_definition const *physics2,
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real t,
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struct point_physics_definition *result);
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unsigned long point_physics_update(
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unsigned long flags,
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struct point_physics_definition const *definition,
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struct location *location,
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long collision_flags,
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real_point3d *position,
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real_vector3d *translational_velocity,
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real_vector3d const *translational_force,
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real_vector3d *collision_normal,
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short *material_type,
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real scale,
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real delta_time);
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/* ---------- globals */
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/* ---------- public code */
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#endif // __POINT_PHYSICS_H
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