85 lines
1.7 KiB
C
85 lines
1.7 KiB
C
#ifndef APP_H
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#define APP_H
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#include <SDL2/SDL.h>
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#include <SDL2/SDL_image.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <GL/gl.h>
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#include <time.h>
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#include "camera.h"
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#include "noise.h"
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#define SPEED 5
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#define GRAVITY 10
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#define VIEWPORT_RATIO (16.0 / 9.0)
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#define VIEWPORT_ASPECT 50.0
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typedef unsigned int uint;
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#define CHUNK_MAX_X 16
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#define CHUNK_MAX_Y 16
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#define CHUNK_MAX_Z 128
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typedef enum {
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BLOCKTYPE_AIR,
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BLOCKTYPE_GRASS,
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BLOCKTYPE_DIRT,
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BLOCKTYPE_STONE,
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} Block_type;
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typedef struct
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{
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Block_type type;
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bool visible;
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} Block;
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typedef struct {
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vec3f start_pos;
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Block blocks[CHUNK_MAX_X][CHUNK_MAX_Y][CHUNK_MAX_Z];
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GLuint id;
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} Chunk;
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typedef struct {
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bool is_running;
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SDL_Window *window;
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SDL_GLContext context;
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Camera camera;
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double frame_time;
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SDL_Surface *surface;
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GLuint tid;
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unsigned int chunk_count;
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Chunk *chunks;
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} App;
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void app_generate_world(App *app, int x);
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bool chunk_is_block_neighboring_block(Chunk* chunk, vec3i pos);
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void chunk_set_blocks_visibility(Chunk* chunk);
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void chunk_create_displayl(App *app, Chunk *chunk);
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void chunk_render(Chunk* chunk);
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void chunk_update(App *app, Chunk *chunk);
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int app_get_current_chunk_index(App *app);
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int check_intersection_block(App *app, vec3i *retv, int *chunk_index);
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void app_break_block(App *app);
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bool is_block(Block b);
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bool app_check_collision(App *app);
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void init_app(App *app, uint w, uint h);
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void init_opengl();
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void handle_events(App *app);
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void draw_cube(App *app, float x, float y, float z);
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void reshape(GLsizei width, GLsizei height);
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void update_app(App* app);
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float calc_frame_time(struct timespec *start, struct timespec *end);
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#endif
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