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authorStrangerke2014-08-20 01:46:46 +0200
committerStrangerke2014-08-20 01:46:46 +0200
commitb4f74b9b5e3b5eebcd695f8c07dd2d78e6a53a61 (patch)
tree02cc52e66f3352c30398f6413e403e14423da0a4 /engines/access
parent992ea95cd796aafeb1a1c61fcf29d57c7ecba8db (diff)
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ACCESS: Use a variable delay of up to 20ms instead of a fix 50ms
Diffstat (limited to 'engines/access')
-rw-r--r--engines/access/access.cpp13
-rw-r--r--engines/access/access.h2
-rw-r--r--engines/access/room.cpp4
3 files changed, 14 insertions, 5 deletions
diff --git a/engines/access/access.cpp b/engines/access/access.cpp
index ab58f8effc..71271230dd 100644
--- a/engines/access/access.cpp
+++ b/engines/access/access.cpp
@@ -99,6 +99,8 @@ AccessEngine::AccessEngine(OSystem *syst, const AccessGameDescription *gameDesc)
_rKeyFlag = 0;
_mapOffset = 0;
_screenVirtX = 0;
+ _lastTime = g_system->getMillis();
+ _curTime = 0;
}
AccessEngine::~AccessEngine() {
@@ -171,7 +173,16 @@ void AccessEngine::dummyLoop() {
// Dummy game loop
while (!shouldQuit()) {
_events->pollEvents();
- g_system->delayMillis(50);
+
+ _curTime = g_system->getMillis();
+ // Process machine once every tick
+ while (_curTime - _lastTime < 20) {
+ g_system->delayMillis(5);
+ _curTime = g_system->getMillis();
+ }
+
+ _lastTime = _curTime;
+
g_system->updateScreen();
if (_events->_leftButton) {
diff --git a/engines/access/access.h b/engines/access/access.h
index 88b6c837a5..f775310805 100644
--- a/engines/access/access.h
+++ b/engines/access/access.h
@@ -73,6 +73,8 @@ struct AccessGameDescription;
class AccessEngine : public Engine {
private:
+ uint32 _lastTime, _curTime;
+
/**
* Handles basic initialisation
*/
diff --git a/engines/access/room.cpp b/engines/access/room.cpp
index 5e3a4d743d..e40c6b7096 100644
--- a/engines/access/room.cpp
+++ b/engines/access/room.cpp
@@ -79,10 +79,6 @@ void Room::doRoom() {
_vm->_screen->fadeIn();
}
- // TODO: Game loop doesn't seem to have any delay. For now,
- // introduce a slight delay here
- _vm->_events->delay(50);
-
// Handle any events
_vm->_events->pollEvents();