forked from kdx/jtmm2-old
107 lines
2.1 KiB
C
107 lines
2.1 KiB
C
#include <gint/display.h>
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#include <gint/keyboard.h>
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#include <gint/timer.h>
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#include <gint/clock.h>
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#include <gint/std/string.h>
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#include <stdbool.h>
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#include "conf.h"
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#include "main.h"
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#include "debug.h"
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#include "init.h"
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#include "vec.h"
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#include "player.h"
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#include "level.h"
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#include "camera.h"
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#include "input.h"
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#include "gen_levels.h"
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int main(void)
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{
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init(); /* initialize gint */
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/* main game loop */
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play_level(0);
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/* return to menu */
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return 1;
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}
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int play_level(uint level_id)
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{
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/* create player */
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Player player = {
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.pos = {16 * VEC_PRECISION, 16 * VEC_PRECISION},
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.hbox = {7 * VEC_PRECISION, 7 * VEC_PRECISION},
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.vbox = {7, 7},
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.origin = {4 * VEC_PRECISION, 4 * VEC_PRECISION}
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};
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/* set level */
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const Level *level;
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level_set(&level, level_id);
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/* create camera */
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Camera camera = {
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.pos = {DWIDTH * VEC_PRECISION, DHEIGHT * VEC_PRECISION},
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.target = &player.pos,
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.speed = 0.02
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};
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/* create input manager */
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Input input;
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input_init(&input);
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/* UPS control */
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volatile int has_ticked = 1;
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timer_start(timer_setup(TIMER_ANY, 1000000/UPS, callback, &has_ticked));
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uint step = 0;
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while (!input_is_down(&input, K_EXIT))
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{
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/* repeat step event so the UPS is constant regardless of FPS */
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for (int i = 0; i < UPS / FPS; ++i)
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{
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/* UPS control */
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while(!has_ticked) sleep();
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has_ticked = 0;
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/* step event is where all the logic happens */
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step += 1;
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step_event(&player, level, &camera, &input, step);
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}
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/* draw event just draws stuff */
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draw_event(&player, level, &camera, &input, step);
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}
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return 1;
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}
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int callback(volatile void *arg)
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{
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volatile int *has_ticked = arg;
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*has_ticked = 1;
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return 0;
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}
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void step_event(Player *player, const Level *level, Camera *camera, Input *input, uint step)
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{
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//getkey();
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input_step(input);
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player_step(player, input);
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level_step(level);
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camera_step(camera);
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}
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void draw_event(Player *player, const Level *level, Camera *camera, Input *input, uint step)
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{
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dclear(C_WHITE);
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level_draw(level, camera);
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player_draw(player, camera);
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#ifdef DEBUG
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camera_draw_debug(camera);
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//input_draw_debug(input);
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player_draw_debug(player, step);
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#endif
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dupdate();
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}
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