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Actually, the four-clock delay, with palette taking effect immediately, appears to be correct. So back to the drawing board on that.

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This commit is contained in:
Thomas Harte 2016-05-21 21:44:54 -04:00
parent 4eded9b9d0
commit 5e220562e4
1 changed files with 11 additions and 9 deletions
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20
Machines/Atari2600/Atari2600.cpp
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@ -79,12 +79,12 @@ Machine::~Machine()
void Machine::update_timers(int mask) void Machine::update_timers(int mask)
{ {
unsigned int upcomingEventsPointerPlus1 = (_upcomingEventsPointer + 1)%number_of_upcoming_events; // unsigned int upcomingEventsPointerPlus1 = (_upcomingEventsPointer + 1)%number_of_upcoming_events;
unsigned int upcomingEventsPointerPlus2 = (_upcomingEventsPointer + 2)%number_of_upcoming_events; unsigned int upcomingEventsPointerPlus2 = (_upcomingEventsPointer + 4)%number_of_upcoming_events;
unsigned int upcomingEventsPointerPlus3 = (_upcomingEventsPointer + 3)%number_of_upcoming_events; unsigned int upcomingEventsPointerPlus3 = (_upcomingEventsPointer + 5)%number_of_upcoming_events;
unsigned int upcomingEventsPointerPlus4 = (_upcomingEventsPointer + 4)%number_of_upcoming_events; unsigned int upcomingEventsPointerPlus4 = (_upcomingEventsPointer + 6)%number_of_upcoming_events;
unsigned int upcomingEventsPointerPlus5 = (_upcomingEventsPointer + 5)%number_of_upcoming_events; // unsigned int upcomingEventsPointerPlus5 = (_upcomingEventsPointer + 5)%number_of_upcoming_events;
unsigned int upcomingEventsPointerPlus6 = (_upcomingEventsPointer + 6)%number_of_upcoming_events; // unsigned int upcomingEventsPointerPlus6 = (_upcomingEventsPointer + 6)%number_of_upcoming_events;
// unsigned int upcomingEventsPointerPlus7 = (_upcomingEventsPointer + 7)%number_of_upcoming_events; // unsigned int upcomingEventsPointerPlus7 = (_upcomingEventsPointer + 7)%number_of_upcoming_events;
// unsigned int upcomingEventsPointerPlus8 = (_upcomingEventsPointer + 8)%number_of_upcoming_events; // unsigned int upcomingEventsPointerPlus8 = (_upcomingEventsPointer + 8)%number_of_upcoming_events;
@ -227,12 +227,14 @@ uint8_t Machine::get_output_pixel()
_collisions[7] |= (1 << 6); _collisions[7] |= (1 << 6);
// apply appropriate priority to pick a colour // apply appropriate priority to pick a colour
uint8_t playfieldPixel = _playfieldOutput | ballPixel; uint8_t playfieldPixel = _playfieldOutput;// | ballPixel;
uint8_t outputColour = playfieldPixel ? playfieldColour : _backgroundColour; uint8_t outputColour = playfieldPixel ? playfieldColour : _backgroundColour;
if(!(_playfieldControl&0x04) || !playfieldPixel) { if(!(_playfieldControl&0x04) || !playfieldPixel) {
if(playerPixels[1] || missilePixels[1]) outputColour = _playerColour[1]; if(missilePixels[1]) outputColour = _playerColour[1];
if(playerPixels[0] || missilePixels[0]) outputColour = _playerColour[0]; if(missilePixels[0]) outputColour = _playerColour[0];
// if(playerPixels[1] || missilePixels[1]) outputColour = _playerColour[1];
// if(playerPixels[0] || missilePixels[0]) outputColour = _playerColour[0];
} }
// return colour // return colour