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29 lines
754 B
C
29 lines
754 B
C
#include "types.h"
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// do not use any global variables to process gamestate
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static void process_body(struct Body *body, float dt)
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{
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V2 current = body->position;
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body->position = V2add(body->position, V2sub(current, body->old_position));
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body->position = V2add(body->position, V2scale(body->acceleration, dt*dt));
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body->old_position = current;
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}
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void process(struct GameState * gs, float dt) {
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for(int i = 0; i < MAX_PLAYERS; i++)
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{
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struct Player * p = &gs->players[i];
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if(!p->connected)
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continue;
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p->body.acceleration = V2scale(p->input, 5.0f);
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process_body(&p->body, dt);
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}
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for(int i = 0; i < gs->num_boxes; i++)
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{
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process_body(&gs->boxes[i].body, dt);
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}
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} |