physics_kinematics.c File Reference

#include <banjo/app.h>
#include <banjo/main.h>
#include <banjo/draw.h>
#include <banjo/event.h>
#include <banjo/log.h>
#include <banjo/physics_2d.h>
#include <banjo/pixel.h>
#include <banjo/system.h>
#include <banjo/time.h>
#include <banjo/vec.h>
#include <banjo/window.h>
#include <stdlib.h>

Include dependency graph for physics_kinematics.c:

Go to the source code of this file.

Macros
#define	SCREEN_WIDTH   800
#define	SCREEN_HEIGHT   600
#define	FB_PIXEL_MODE   BJ_PIXEL_MODE_XRGB8888
#define	BALLS_LEN   1000
#define	BALLS_RADIUS   BJ_F(3.0)
#define	GRAVITY   BJ_F(50.0)

Functions
static void	reset_ball (size_t at)
static void	initialize_balls ()
static void	update (bj_real dt)
static void	draw (bj_bitmap *framebuffer)
static void	on_draw (struct bj_window *w, struct bj_render_target *target, const struct bj_rect *dirty, void *user_data)
static void *	setup (struct bj_app *app, void *init_data)
static void	fixed_step (struct bj_app *app, struct bj_tick_info tick, void *user_data)
static void	step (struct bj_app *app, struct bj_tick_info tick, void *user_data)
static void	teardown (struct bj_app *app, void *user_data)
int	main (int argc, char *argv[])

Variables
bj_window *	window = 0
struct {
bj_vec2	initial_velocity
bj_vec2	position
uint32_t	color
double	time_alive
}	balls [1000]
bj_vec2	gravity
bj_vec2	initial_position

Macro Definition Documentation

BALLS_LEN

#define BALLS_LEN   1000

Examples

physics_kinematics.c.

Definition at line 41 of file physics_kinematics.c.

Referenced by draw(), initialize_balls(), and update().

BALLS_RADIUS

#define BALLS_RADIUS   BJ_F(3.0)

Examples

physics_kinematics.c.

Definition at line 42 of file physics_kinematics.c.

Referenced by draw(), initialize_balls(), and update().

FB_PIXEL_MODE

#define FB_PIXEL_MODE   BJ_PIXEL_MODE_XRGB8888

Examples

physics_kinematics.c, physics_particle.c, and random_distribution.c.

Definition at line 39 of file physics_kinematics.c.

Referenced by draw(), init_asteroids(), init_distributions(), initialize(), and reset_ball().

GRAVITY

#define GRAVITY   BJ_F(50.0)

Examples

physics_kinematics.c.

Definition at line 43 of file physics_kinematics.c.

Referenced by initialize_balls().

SCREEN_HEIGHT

#define SCREEN_HEIGHT   600

Examples

physics_kinematics.c, and physics_particle.c.

Definition at line 33 of file physics_kinematics.c.

Referenced by initialize_balls(), setup(), setup(), update(), and update_projection().

SCREEN_WIDTH

#define SCREEN_WIDTH   800

Examples

physics_kinematics.c, and physics_particle.c.

Definition at line 32 of file physics_kinematics.c.

Referenced by setup(), setup(), update(), and update_projection().

Function Documentation

draw()

void draw ( bj_bitmap * framebuffer )

static

Definition at line 139 of file physics_kinematics.c.

fixed_step()

void fixed_step ( struct bj_app * app, struct bj_tick_info tick, void * user_data )

static

Definition at line 181 of file physics_kinematics.c.

initialize_balls()

void initialize_balls ( )

static

Examples

physics_kinematics.c.

Definition at line 88 of file physics_kinematics.c.

Referenced by setup().

main()

int main	(	int	argc,
		char *	argv[] )

Definition at line 202 of file physics_kinematics.c.

on_draw()

void on_draw ( struct bj_window * w, struct bj_render_target * target, const struct bj_rect * dirty, void * user_data )

static

Definition at line 150 of file physics_kinematics.c.

reset_ball()

void reset_ball ( size_t at )

static

Examples

physics_kinematics.c, and pong.c.

Definition at line 64 of file physics_kinematics.c.

Referenced by initialize_balls(), setup(), update(), and update().

setup()

void * setup ( struct bj_app * app, void * init_data )

static

Definition at line 160 of file physics_kinematics.c.

step()

void step ( struct bj_app * app, struct bj_tick_info tick, void * user_data )

static

Definition at line 186 of file physics_kinematics.c.

teardown()

void teardown ( struct bj_app * app, void * user_data )

static

Definition at line 196 of file physics_kinematics.c.

update()

void update ( bj_real dt )

static

Examples

physics_kinematics.c, and pong.c.

Definition at line 106 of file physics_kinematics.c.

Referenced by fixed_step(), and step().

Variable Documentation

[struct]

struct { ... } balls[ 1000 ]

Examples

physics_kinematics.c.

Referenced by draw(), reset_ball(), and update().

gravity

bj_vec2 gravity

Examples

physics_kinematics.c.

Definition at line 57 of file physics_kinematics.c.

Referenced by bj_apply_gravity_2d(), initialize_balls(), and update().

initial_position

bj_vec2 initial_position

Examples

physics_kinematics.c.

Definition at line 58 of file physics_kinematics.c.

Referenced by initialize_balls(), and update().

window

bj_window* window = 0

Definition at line 35 of file physics_kinematics.c.