add player add prototype for coms
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@ -1,2 +1,2 @@
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#!/bin/sh
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gfortran -fno-range-check main.f90 raylib.f90 $(pkg-config --libs --cflags raylib) -o client
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gfortran -fno-range-check main.f90 raylib.f90 $(pkg-config --libs --cflags raylib) player.f90 -o client
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@ -1,28 +1,50 @@
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program main
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use iso_fortran_env
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use iso_c_binding
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use raylib
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use player_mod
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implicit none
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integer(c_int) :: screen_width = 800
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integer(c_int) :: screen_height = 450
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type(camera3d), target :: camera
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type(vector3) :: npc_position
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type(vector3) :: player_position
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real(c_float) :: npc_dir
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logical :: player_updated
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type(player) :: me
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type(player), dimension(:), allocatable :: players
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character(len=24):: username
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character(len=24):: password
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integer :: i, status, in_pipe, out_pipe
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logical :: player_updated, exist
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!
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! implement a login and logout screen
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! https://www.raylib.com/examples/core/loader.html?name=core_basic_screen_manager
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! https://www.raylib.com/examples/text/loader.html?name=text_input_box
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!
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inquire (file="debug.log", exist=exist)
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if (exist) then
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open (12, file="debug.log", status="old", position="append", action="write")
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else
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open (12, file="debug.log", status="new", action="write")
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end if
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call init_window(screen_width, screen_height, "fortran client : raylib"//c_null_char)
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call execute_command_line('rm fortran-mmo-in.pipe')
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write(12, *) 'removed fortran-mmo-in.pipe'
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call execute_command_line('rm fortran-mmo-out.pipe')
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write(12, *) 'removed fortran-mmo-out.pipe'
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call execute_command_line('mkfifo fortran-mmo-in.pipe && mkfifo fortran-mmo-out.pipe')
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write(12, *) 'created new pipes'
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call execute_command_line('nc localhost 35565 < fortran-mmo-in.pipe > fortran-mmo-out.pipe', wait=.false.)
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write(12, *) 'started coms'
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player_position = vector3( 0.0_c_float, 1.0_c_float, 2.0_c_float )
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npc_position = vector3( -4.0_c_float, 1.0_c_float, 0.0_c_float )
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npc_dir = 0.1_c_float
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in_pipe = 13
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open (unit=in_pipe, file="fortran-mmo-in.pipe", form='formatted', access='stream', iostat=status)
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write(12, *) 'fortran-mmo-in.pipe open success', status
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out_pipe = 14
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open (unit=out_pipe, file="fortran-mmo-out.pipe", form='formatted', access='stream', iostat=status)
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write(12, *) 'fortran-mmo-out.pipe open success', status
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call getarg(1, username)
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call getarg(2, password)
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me = player(username, vector3( 0.0_c_float, 1.0_c_float, 2.0_c_float ), PURPLE, in_pipe, out_pipe)
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players = me%login(password)
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camera%position = vector3(0.0_c_float, 10.0_c_float, 10.0_c_float) !Camera position
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camera%target = vector3(0.0_c_float, 0.0_c_float, 0.0_c_float) !Camera looking at point
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@ -30,51 +52,33 @@ program main
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camera%fovy = 45.0_c_float !Camera field - of - view Y
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camera%projection = CAMERA_PERSPECTIVE !Camera projection type
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call init_window(screen_width, screen_height, "fortran client : raylib"//c_null_char)
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call set_target_fps(60_c_int)
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!
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! do login stuff here
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!
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!call execute_command_line('mkfifo /tmp/fortran-mmo-in.pipe && mkfifo /tmp/fortran-mmo-out.pipe')
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!Main game loop
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do while (.not. window_should_close()) ! Detect window close button or ESC key
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if (is_key_down(KEY_RIGHT)) then
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player_position%x = player_position%x + 0.2_c_float
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me%position%x = me%position%x + 0.2_c_float
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player_updated = .true.
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else if (is_key_down(KEY_LEFT)) then
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player_position%x = player_position%x - 0.2_c_float
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me%position%x = me%position%x - 0.2_c_float
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player_updated = .true.
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else if (is_key_down(KEY_DOWN)) then
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player_position%z = player_position%z + 0.2_c_float
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me%position%z = me%position%z + 0.2_c_float
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player_updated = .true.
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else if (is_key_down(KEY_UP)) then
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player_position%z = player_position%z - 0.2_c_float
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me%position%z = me%position%z - 0.2_c_float
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player_updated = .true.
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end if
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camera%position%x = player_position%x
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camera%position%y = player_position%y + 10.0_c_float
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camera%position%z = player_position%z + 10.0_c_float
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camera%target%x = player_position%x
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camera%target%y = player_position%y
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camera%target%z = player_position%z
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call me%sync_camera(camera)
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! if player updated
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! send new player postition to server
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! call execute_command_line('nc localhost 35565 < /tmp/fortran-mmo-in.pipe > /tmp/fortran-mmo-out.pipe')
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! else
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! send ping to server
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! read response
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! for each user in logged in
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! if (npc_position%x < -10) then
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! npc_dir = 0.1_c_float
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! else if (npc_position%x > 10) then
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! npc_dir = -0.1_c_float
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! end if
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! npc_position%x = npc_position%x + npc_dir
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if (player_updated) then
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players = me%move()
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else
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players = me%ping()
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end if
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call begin_drawing()
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call clear_background(RAYWHITE)
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@ -83,23 +87,21 @@ program main
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! Draw floor
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call draw_grid(30_c_int, 1.0_c_float)
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! Draw other users
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call draw_cube(npc_position, 0.5_c_float, 0.5_c_float, 0.5_c_float, GRAY)
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call draw_cube_wires(npc_position, 0.5_c_float, 0.5_c_float, 0.5_c_float, DARKGRAY)
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!Draw player cube
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call draw_cube(player_position, 0.5_c_float, 0.5_c_float, 0.5_c_float, PURPLE)
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call draw_cube_wires(player_position, 0.5_c_float, 0.5_c_float, 0.5_c_float, DARKPURPLE)
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do i=1,size(players)
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call draw_cube(players(i)%position, 0.5_c_float, 0.5_c_float, 0.5_c_float, players(i)%apperance)
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end do
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call end_mode_3d()
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call end_drawing()
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end do
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!
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! send logout call to server
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!
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players = me%logout()
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deallocate(players)
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call close_window() !Close window and OpenGL context
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call execute_command_line('rm /tmp/fortran-mmo.pipe')
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close(in_pipe)
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close(out_pipe)
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close(12)
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call execute_command_line('rm fortran-mmo-in.pipe')
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call execute_command_line('rm fortran-mmo-out.pipe')
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end program main
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@ -0,0 +1,108 @@
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module player_mod
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use iso_fortran_env
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use iso_c_binding
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use raylib
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implicit none
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type player
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character(len=24):: username
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type(vector3) :: position
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type(color) :: apperance
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integer :: fifo_write
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integer :: fifo_read
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contains
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procedure, public :: login
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procedure, public :: logout
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procedure, public :: ping
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procedure, public :: move
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procedure, non_overridable, public :: sync_camera
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end type player
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contains
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type(player) function init_player(username, position, apperance, fifo_write, fifo_read) result(this)
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character(24) :: username
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type(vector3) :: position
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type(color) :: apperance
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integer :: fifo_write
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integer :: fifo_read
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this%username = username
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this%position = position
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this%apperance = apperance
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this%fifo_write = fifo_write
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this%fifo_read = fifo_read
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end function
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function login(this, password) result(players)
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class(player) :: this
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character(24) :: password
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type(player), dimension(:), allocatable :: players
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players = send_packet(this, 1)
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end function login
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function logout(this) result(players)
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class(player) :: this
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type(player), dimension(:), allocatable :: players
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players = send_packet(this, 2)
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end function logout
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function ping(this) result(players)
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class(player) :: this
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type(player), dimension(:), allocatable :: players
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players = send_packet(this, 0)
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end function ping
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function move(this) result(players)
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class(player) :: this
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type(player), dimension(:), allocatable :: players
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players = send_packet(this, 3)
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end function move
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subroutine sync_camera(this, camera)
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class(player), intent(inout) :: this
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type(camera3d), intent(inout) :: camera
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camera%position%x = this%position%x
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camera%position%y = this%position%y + 10.0_c_float
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camera%position%z = this%position%z + 10.0_c_float
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camera%target%x = this%position%x
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camera%target%y = this%position%y
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camera%target%z = this%position%z
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end subroutine sync_camera
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function send_packet(this, request_type) result(players)
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class(player) :: this
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type(player), dimension(:), allocatable :: players
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integer :: request_type
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character(len=24) :: username
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integer :: apperance_r, apperance_g, apperance_b, i, count
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real(c_float) :: x_pos, y_pos
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write(this%fifo_write, "(i3, 1x, a24, 1x, f8.2, 1x, f8.2)") request_type, &
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this%username, this%position%x, this%position%y
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call flush(this%fifo_write)
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write(12, "(i3, 1x, a24, 1x, f8.2, 1x, f8.2)") request_type, &
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this%username, this%position%x, this%position%y
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read (this%fifo_read, '(i3)') count
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do i=0, count, 1
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read(this%fifo_read, "(a, i3, i3, i3, f8.2, f8.2)") username, &
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apperance_r, apperance_g, apperance_b, x_pos, y_pos
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if (allocated(players)) then
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players = [players, player(username, vector3( x_pos, 1.0_c_float, y_pos ), &
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color(apperance_r, apperance_g, apperance_b, 255), -1, -1)]
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else
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players = [player(username, vector3( x_pos, 1.0_c_float, y_pos ), &
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color(apperance_r, apperance_g, apperance_b, 255), -1, -1)]
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end if
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end do
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end function send_packet
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end module player_mod
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@ -3,10 +3,10 @@
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- request
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- int :: request_type
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- ping
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- login
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- logout
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- move
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- ping # 0
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- login # 1
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- logout # 2
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- move # 3
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- str(24) :: username
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- double :: x_pos
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- double :: y_pos
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@ -32,6 +32,8 @@ program main
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! read message from stdin
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read(input_unit, "(i3, 1x, a24, 1x, f8.2, 1x, f8.2)") command, username, x_pos, y_pos
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write(12, "(i3, 1x, a24, 1x, f8.2, 1x, f8.2)") command, username, x_pos, y_pos
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call flush(12)
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if (command .eq. 0) then ! get all logged in users and return their positions to client
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rc = db_count_logged_in_users(db)
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@ -46,6 +48,8 @@ program main
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rc = db_get_logged_in_users(db)
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else ! (2) if logout update logged_in to database
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rc = db_logout_user(db, username)
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rc = db_count_logged_in_users(db)
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rc = db_get_logged_in_users(db)
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exit server_loop
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end if
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end do server_loop
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