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-rw-r--r--lib/nes/nes.cc20
1 files changed, 7 insertions, 13 deletions
diff --git a/lib/nes/nes.cc b/lib/nes/nes.cc
index 498ecd7..9a35bfa 100644
--- a/lib/nes/nes.cc
+++ b/lib/nes/nes.cc
@@ -1,25 +1,17 @@
#include "nes/nes.hh"
-#include "nes/mapper.hh"
#include "nes/util/display.hh"
#include "nes/util/rgb.hh"
#include "nes/util/snapshot.hh"
-#include <iostream>
namespace nes
{
nes::nes(cartridge cartridge, display& display)
: cartridge_{ std::move(cartridge) }
, display_{ display }
- , mapper_{ mapper::select(cartridge_) }
- , ppu_{ cpu_, mapper_, display_ }
- , cpu_{ ppu_, mapper_, controller_1_, controller_2_ }
+ , ppu_{ cpu_, cartridge_, display_ }
+ , cpu_{ ppu_, cartridge_, controller_1_, controller_2_ }
+ , status_{ cartridge_.get_status() }
{
- if (!cartridge_.is_valid())
- {
- std::cerr << "Cartridge not valid!" << std::endl;
- std::abort();
- }
-
display_.clear(rgb{});
display_.switch_buffers();
display_.clear(rgb{});
@@ -32,7 +24,9 @@ namespace nes
auto nes::step() -> void
{
- cpu_.step();
+ if (get_status() != status::success) { return; }
+
+ status_ = cpu_.step();
while (ppu_.get_cycles() < cpu_.get_cycles())
{
ppu_.step();
@@ -42,7 +36,7 @@ namespace nes
auto nes::step(cycle_count const delta) -> void
{
current_cycles_ += delta;
- while (cpu_.get_cycles() < current_cycles_)
+ while (cpu_.get_cycles() < current_cycles_ && get_status() == status::success)
{
step();
}