src/input.asm

@@ -12,8 +12,6 @@ section .bss
 	extern gameboard_ptr
 
 	extern simulation_running
-
-	extern running_in_tty
 section .data 
 	cursor_rows: dw 1
 	cursor_cols: dw 1
@@ -51,7 +49,6 @@ global handle_user_input
 handle_user_input:; main loop of the program
 	push r12
 	push r13
-	push r14
 	
 
 	lea r12, [multipurpuse_buf]
@@ -76,25 +73,11 @@ handle_user_input:; main loop of the program
 	movss xmm1, [simulation_speed]
 	mulss xmm0, xmm1; callculate sleep lenght
 	cvttss2si rdx, xmm0; truncate and copy to rdx 
-	mov r14, rdx
 	syscall
 
-	mov sil, [running_in_tty]
-	test sil, sil
-	jz .skip_tty_mul
-	push rax
-	mov rax, 2500; magic number
-	xor rdx,rdx
-	mul r14
-	mov r14, rax
-	pop rax
-
-	.skip_tty_mul:
 	test rax, rax; SYS_POLL returns 0 when no change happens within timeout
 	jz .no_input
 
-	.repeat_read:
-
 	xor rax, rax
 	mov qword [r12], rax; zeroout the buffer
 	
@@ -105,18 +88,8 @@ handle_user_input:; main loop of the program
 	syscall; read user input
 
 	cmp rax, EAGAIN
-	jne .handle_input
+	je .no_input
-	mov al, [running_in_tty]
-	test al, al
-	jz .no_input
-	; this runs only if running in tty
 
-	test r14, r14
-	jz .no_input; timeout 
-	dec r14
-	jmp .repeat_read
-
-	.handle_input:
 	mov rax, [r12]
 	
 	cmp eax, 0x00415B1B; check if input is more than left arrow
@@ -264,7 +237,6 @@ handle_user_input:; main loop of the program
 	jmp .main_loop
 
 .function_exit:
-	pop r14
 	pop r13
 	pop r12
 	ret