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Fixed TIA score mode bug, as reported on AtariAge. 

git-svn-id: svn://svn.code.sf.net/p/stella/code/trunk@3261 8b62c5a3-ac7e-4cc8-8f21-d9a121418aba
This commit is contained in:
stephena 2016-01-25 17:28:49 +00:00
parent 211454f699
commit 647aeb62b0
2 changed files with 55 additions and 47 deletions
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3
Changes.txt
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@ -31,6 +31,9 @@
paddle will move when you move the mouse). The movement itself
is now also smoother than before.
* Fixed bug in 'Score mode' in TIA emulation; the TIA object colours
were correct, but the associated priority was sometimes incorrect.
* Fixed bug in ROM launcher; selecting 'Options -> Game Properties' after
loading a ROM would always point to the last opened ROM, not to the one
currently selected.

99
src/emucore/TIA.cxx
View File

@ -775,18 +775,12 @@ bool TIA::toggleCollision(TIABit b, uInt8 mode)
// Assume all collisions are on, then selectively turn the desired ones off
uInt16 mask = 0xffff;
if(!(enabled & P0Bit))
mask &= ~(Cx_M0P0 | Cx_M1P0 | Cx_P0PF | Cx_P0BL | Cx_P0P1);
if(!(enabled & P1Bit))
mask &= ~(Cx_M0P1 | Cx_M1P1 | Cx_P1PF | Cx_P1BL | Cx_P0P1);
if(!(enabled & M0Bit))
mask &= ~(Cx_M0P0 | Cx_M0P1 | Cx_M0PF | Cx_M0BL | Cx_M0M1);
if(!(enabled & M1Bit))
mask &= ~(Cx_M1P0 | Cx_M1P1 | Cx_M1PF | Cx_M1BL | Cx_M0M1);
if(!(enabled & BLBit))
mask &= ~(Cx_P0BL | Cx_P1BL | Cx_M0BL | Cx_M1BL | Cx_BLPF);
if(!(enabled & PFBit))
mask &= ~(Cx_P0PF | Cx_P1PF | Cx_M0PF | Cx_M1PF | Cx_BLPF);
if(!(enabled & P0Bit)) mask &= ~(Cx_M0P0 | Cx_M1P0 | Cx_P0PF | Cx_P0BL | Cx_P0P1);
if(!(enabled & P1Bit)) mask &= ~(Cx_M0P1 | Cx_M1P1 | Cx_P1PF | Cx_P1BL | Cx_P0P1);
if(!(enabled & M0Bit)) mask &= ~(Cx_M0P0 | Cx_M0P1 | Cx_M0PF | Cx_M0BL | Cx_M0M1);
if(!(enabled & M1Bit)) mask &= ~(Cx_M1P0 | Cx_M1P1 | Cx_M1PF | Cx_M1BL | Cx_M0M1);
if(!(enabled & BLBit)) mask &= ~(Cx_P0BL | Cx_P1BL | Cx_M0BL | Cx_M1BL | Cx_BLPF);
if(!(enabled & PFBit)) mask &= ~(Cx_P0PF | Cx_P1PF | Cx_M0PF | Cx_M1PF | Cx_BLPF);
// Now combine the masks
myCollisionEnabledMask = (enabled << 16) | mask;
@ -826,48 +820,59 @@ bool TIA::toggleFixedColors(uInt8 mode)
{
for(uInt16 enabled = 0; enabled < 256; ++enabled)
{
uInt8 color = BKColor;
if(enabled & PriorityBit)
{
// Priority from highest to lowest:
// NOTE: Playfield has priority so ScoreBit isn't used
// Priority from highest to lowest: CTRLPF D2=1, D1=ignored
// PF/BL => P0/M0 => P1/M1 => BK
uInt8 color = BKColor;
if((enabled & M1Bit) != 0)
color = M1Color;
if((enabled & P1Bit) != 0)
color = P1Color;
if((enabled & M0Bit) != 0)
color = M0Color;
if((enabled & P0Bit) != 0)
color = P0Color;
if((enabled & BLBit) != 0)
color = BLColor;
if((enabled & PFBit) != 0)
color = PFColor; // NOTE: Playfield has priority so ScoreBit isn't used
myPriorityEncoder[x][enabled] = color;
if((enabled & M1Bit) != 0) color = M1Color;
if((enabled & P1Bit) != 0) color = P1Color;
if((enabled & M0Bit) != 0) color = M0Color;
if((enabled & P0Bit) != 0) color = P0Color;
if((enabled & BLBit) != 0) color = BLColor;
if((enabled & PFBit) != 0) color = PFColor;
}
else
{
// Priority from highest to lowest:
// P0/M0 => P1/M1 => PF/BL => BK
uInt8 color = BKColor;
if((enabled & BLBit) != 0)
color = BLColor;
if((enabled & PFBit) != 0)
color = (!on && (enabled & ScoreBit)) ? ((x == 0) ? P0Color : P1Color) : PFColor;
if((enabled & M1Bit) != 0)
color = M1Color;
if((enabled & P1Bit) != 0)
color = P1Color;
if((enabled & M0Bit) != 0)
color = M0Color;
if((enabled & P0Bit) != 0)
color = P0Color;
myPriorityEncoder[x][enabled] = color;
if(enabled & ScoreBit) // CTRLPF D2=0, D1=1
{
if(x == 0) // Score mode left half
{
// Priority from highest to lowest:
// PF/P0/M0 => P1/M1 => BL => BK
if((enabled & BLBit) != 0) color = BLColor;
if((enabled & M1Bit) != 0) color = M1Color;
if((enabled & P1Bit) != 0) color = P1Color;
if((enabled & M0Bit) != 0) color = M0Color;
if((enabled & P0Bit) != 0) color = P0Color;
if((enabled & PFBit) != 0) color = !on ? P0Color : PFColor;
}
else // Score mode right half
{
// Priority from highest to lowest:
// P0/M0 => PF/P1/M1 => BL => BK
if((enabled & BLBit) != 0) color = BLColor;
if((enabled & M1Bit) != 0) color = M1Color;
if((enabled & P1Bit) != 0) color = P1Color;
if((enabled & PFBit) != 0) color = !on ? P1Color : PFColor;
if((enabled & M0Bit) != 0) color = M0Color;
if((enabled & P0Bit) != 0) color = P0Color;
}
}
else
{
// Priority from highest to lowest: CTRLPF D2=0, D1=0
// P0/M0 => P1/M1 => PF/BL => BK
if((enabled & BLBit) != 0) color = BLColor;
if((enabled & PFBit) != 0) color = PFColor;
if((enabled & M1Bit) != 0) color = M1Color;
if((enabled & P1Bit) != 0) color = P1Color;
if((enabled & M0Bit) != 0) color = M0Color;
if((enabled & P0Bit) != 0) color = P0Color;
}
}
myPriorityEncoder[x][enabled] = color;
}
}