58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
/* SPDX-FileCopyrightText: 2009 by Janne Karhu. All rights reserved.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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#pragma once
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/** \file
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* \ingroup bke
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct BoidSettings;
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struct BoidState;
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struct Object;
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struct ParticleData;
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struct ParticleSettings;
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struct ParticleSimulationData;
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struct RNG;
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typedef struct BoidBrainData {
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struct ParticleSimulationData *sim;
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struct ParticleSettings *part;
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float timestep, cfra, dfra;
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float wanted_co[3], wanted_speed;
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/* Goal stuff */
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struct Object *goal_ob;
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float goal_co[3];
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float goal_nor[3];
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float goal_priority;
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struct RNG *rng;
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} BoidBrainData;
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void boids_precalc_rules(struct ParticleSettings *part, float cfra);
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/**
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* Determines the velocity the boid wants to have.
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*/
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void boid_brain(BoidBrainData *bbd, int p, struct ParticleData *pa);
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/**
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* Tries to realize the wanted velocity taking all constraints into account.
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*/
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void boid_body(BoidBrainData *bbd, struct ParticleData *pa);
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void boid_default_settings(struct BoidSettings *boids);
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struct BoidRule *boid_new_rule(int type);
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struct BoidState *boid_new_state(struct BoidSettings *boids);
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struct BoidState *boid_duplicate_state(struct BoidSettings *boids, struct BoidState *state);
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void boid_free_settings(struct BoidSettings *boids);
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struct BoidSettings *boid_copy_settings(const struct BoidSettings *boids);
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struct BoidState *boid_get_current_state(struct BoidSettings *boids);
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#ifdef __cplusplus
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}
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#endif
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