Remove CycleCounter, it's unused

transcoder/machine.py

@@ -7,35 +7,18 @@ import numpy as np
 import screen
 
 
-class CycleCounter:
-    """Counts clock cycles."""
-
-    def __init__(self):
-        self.cycles = 0  # type:int
-
-    def tick(self, cycles: int) -> None:
-        """Advance cycle counter by some number of clock ticks.
-
-        :param cycles: How many clock cycles to advance
-        """
-        self.cycles += cycles
-
-    def reset(self) -> None:
-        """Reset cycle counter to 0."""
-
-        self.cycles = 0
-
-
 class Machine:
     """Represents Apple II and player virtual machine state."""
 
-    def __init__(self, cycle_counter: CycleCounter,
-                 memmap: screen.MemoryMap, update_priority: np.array):
+    def __init__(
+            self,
+            memmap: screen.MemoryMap,
+            update_priority: np.array
+    ):
         self.page = 0x20  # type: int
         self.content = 0x7f  # type: int
 
         self.memmap = memmap  # type: screen.MemoryMap
-        self.cycle_counter = cycle_counter  # type: CycleCounter
         self.update_priority = update_priority  # type: np.array
 
     def emit(self, opcode: "Opcode") -> Iterator[int]:

transcoder/movie.py

@@ -30,13 +30,9 @@ class Movie:
 
         self.stream_pos = 0  # type: int
 
-        # TODO: don't use this as well as cycle_counter, it's a relic of when
-        # I relied on variable-duration opcodes for frame timings.
         self.ticks = 0  # type: int
-        self.cycle_counter = machine.CycleCounter()
 
         self.state = machine.Machine(
-            self.cycle_counter,
             self.video.memory_map,
             self.video.update_priority
         )