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-rw-r--r--NEWS6
-rw-r--r--opl/dbopl.c208
-rw-r--r--opl/dbopl.h5
-rw-r--r--opl/ioperm_sys.c16
-rw-r--r--src/i_sdlsound.c14
-rw-r--r--src/setup/display.c10
6 files changed, 162 insertions, 97 deletions
diff --git a/NEWS b/NEWS
index 7e89584c..3983ac76 100644
--- a/NEWS
+++ b/NEWS
@@ -1,5 +1,10 @@
1.6.0 (2011-??-??):
+ Compatibility:
+ * Very short sound effects are not played, to better emulate the
+ behavior of DMX in Vanilla Doom (thanks to Quasar for help in
+ investigating this).
+
Bugs fixed:
* Menu navigation when using joystick/joypad (thanks Alexandre
Xavier).
@@ -7,6 +12,7 @@
right shift, not left shift (thanks AlexXav).
* Default joystick buttons for the setup tool now match Vanilla
(thanks twipley).
+ * Visual Studio project files work again (thanks GhostlyDeath).
libtextscreen:
* It is now possible to type a '+' in input boxes (thanks
diff --git a/opl/dbopl.c b/opl/dbopl.c
index 159cae45..0c21e0b6 100644
--- a/opl/dbopl.c
+++ b/opl/dbopl.c
@@ -412,8 +412,9 @@ static void Operator__UpdateRates(Operator *self, const Chip* chip ) {
}
static inline Bit32s Operator__RateForward(Operator *self, Bit32u add ) {
+ Bit32s ret; // haleyjd: GNUisms out!
self->rateIndex += add;
- Bit32s ret = self->rateIndex >> RATE_SH;
+ ret = self->rateIndex >> RATE_SH;
self->rateIndex = self->rateIndex & RATE_MASK;
return ret;
}
@@ -543,10 +544,11 @@ static void Operator__Write60(Operator *self, const Chip* chip, Bit8u val ) {
static void Operator__Write80(Operator *self, const Chip* chip, Bit8u val ) {
Bit8u change = (self->reg80 ^ val );
+ Bit8u sustain; // haleyjd 09/09/10: GNUisms out!
if ( !change )
return;
self->reg80 = val;
- Bit8u sustain = val >> 4;
+ sustain = val >> 4;
//Turn 0xf into 0x1f
sustain |= ( sustain + 1) & 0x10;
self->sustainLevel = sustain << ( ENV_BITS - 5 );
@@ -556,10 +558,11 @@ static void Operator__Write80(Operator *self, const Chip* chip, Bit8u val ) {
}
static void Operator__WriteE0(Operator *self, const Chip* chip, Bit8u val ) {
+ Bit8u waveForm; // haleyjd 09/09/10: GNUisms out!
if ( !(self->regE0 ^ val) )
return;
//in opl3 mode you can always selet 7 waveforms regardless of waveformselect
- Bit8u waveForm = val & ( ( 0x3 & chip->waveFormMask ) | (0x7 & chip->opl3Active ) );
+ waveForm = val & ( ( 0x3 & chip->waveFormMask ) | (0x7 & chip->opl3Active ) );
self->regE0 = val;
#if( DBOPL_WAVE == WAVE_HANDLER )
self->waveHandler = WaveHandlerTable[ waveForm ];
@@ -731,10 +734,11 @@ static void Channel__UpdateFrequency(Channel *self, const Chip* chip, Bit8u four
static void Channel__WriteA0(Channel *self, const Chip* chip, Bit8u val ) {
Bit8u fourOp = chip->reg104 & chip->opl3Active & self->fourMask;
+ Bit32u change; // haleyjd 09/09/10: GNUisms out!
//Don't handle writes to silent fourop channels
if ( fourOp > 0x80 )
return;
- Bit32u change = (self->chanData ^ val ) & 0xff;
+ change = (self->chanData ^ val ) & 0xff;
if ( change ) {
self->chanData ^= change;
Channel__UpdateFrequency( self, chip, fourOp );
@@ -743,10 +747,11 @@ static void Channel__WriteA0(Channel *self, const Chip* chip, Bit8u val ) {
static void Channel__WriteB0(Channel *self, const Chip* chip, Bit8u val ) {
Bit8u fourOp = chip->reg104 & chip->opl3Active & self->fourMask;
+ Bitu change; // haleyjd 09/09/10: GNUisms out!
//Don't handle writes to silent fourop channels
if ( fourOp > 0x80 )
return;
- Bitu change = (self->chanData ^ ( val << 8 ) ) & 0x1f00;
+ change = (self->chanData ^ ( val << 8 ) ) & 0x1f00;
if ( change ) {
self->chanData ^= change;
Channel__UpdateFrequency( self, chip, fourOp );
@@ -789,6 +794,7 @@ static void Channel__WriteC0(Channel *self, const Chip* chip, Bit8u val ) {
//4-op mode enabled for this channel
if ( (chip->reg104 & self->fourMask) & 0x3f ) {
Channel* chan0, *chan1;
+ Bit8u synth; // haleyjd 09/09/10: GNUisms out!
//Check if it's the 2nd channel in a 4-op
if ( !(self->fourMask & 0x80 ) ) {
chan0 = self;
@@ -798,7 +804,7 @@ static void Channel__WriteC0(Channel *self, const Chip* chip, Bit8u val ) {
chan1 = self;
}
- Bit8u synth = ( (chan0->regC0 & 1) << 0 )| (( chan1->regC0 & 1) << 1 );
+ synth = ( (chan0->regC0 & 1) << 0 )| (( chan1->regC0 & 1) << 1 );
switch ( synth ) {
case 0:
chan0->synthHandler = Channel__BlockTemplate_sm3FMFM;
@@ -850,6 +856,15 @@ static inline void Channel__GeneratePercussion(Channel *self, Chip* chip,
//BassDrum
Bit32s mod = (Bit32u)((self->old[0] + self->old[1])) >> self->feedback;
+ Bit32s sample; // haleyjd 09/09/10
+ Bit32u noiseBit;
+ Bit32u c2;
+ Bit32u c5;
+ Bit32u phaseBit;
+ Bit32u hhVol;
+ Bit32u sdVol;
+ Bit32u tcVol;
+
self->old[0] = self->old[1];
self->old[1] = Operator__GetSample( Channel__Op(self, 0), mod );
@@ -859,22 +874,22 @@ static inline void Channel__GeneratePercussion(Channel *self, Chip* chip,
} else {
mod = self->old[0];
}
- Bit32s sample = Operator__GetSample( Channel__Op(self, 1), mod );
+ sample = Operator__GetSample( Channel__Op(self, 1), mod );
//Precalculate stuff used by other outputs
- Bit32u noiseBit = Chip__ForwardNoise(chip) & 0x1;
- Bit32u c2 = Operator__ForwardWave(Channel__Op(self, 2));
- Bit32u c5 = Operator__ForwardWave(Channel__Op(self, 5));
- Bit32u phaseBit = (((c2 & 0x88) ^ ((c2<<5) & 0x80)) | ((c5 ^ (c5<<2)) & 0x20)) ? 0x02 : 0x00;
+ noiseBit = Chip__ForwardNoise(chip) & 0x1;
+ c2 = Operator__ForwardWave(Channel__Op(self, 2));
+ c5 = Operator__ForwardWave(Channel__Op(self, 5));
+ phaseBit = (((c2 & 0x88) ^ ((c2<<5) & 0x80)) | ((c5 ^ (c5<<2)) & 0x20)) ? 0x02 : 0x00;
//Hi-Hat
- Bit32u hhVol = Operator__ForwardVolume(Channel__Op(self, 2));
+ hhVol = Operator__ForwardVolume(Channel__Op(self, 2));
if ( !ENV_SILENT( hhVol ) ) {
Bit32u hhIndex = (phaseBit<<8) | (0x34 << ( phaseBit ^ (noiseBit << 1 )));
sample += Operator__GetWave( Channel__Op(self, 2), hhIndex, hhVol );
}
//Snare Drum
- Bit32u sdVol = Operator__ForwardVolume( Channel__Op(self, 3) );
+ sdVol = Operator__ForwardVolume( Channel__Op(self, 3) );
if ( !ENV_SILENT( sdVol ) ) {
Bit32u sdIndex = ( 0x100 + (c2 & 0x100) ) ^ ( noiseBit << 8 );
sample += Operator__GetWave( Channel__Op(self, 3), sdIndex, sdVol );
@@ -883,7 +898,7 @@ static inline void Channel__GeneratePercussion(Channel *self, Chip* chip,
sample += Operator__GetSample( Channel__Op(self, 4), 0 );
//Top-Cymbal
- Bit32u tcVol = Operator__ForwardVolume(Channel__Op(self, 5));
+ tcVol = Operator__ForwardVolume(Channel__Op(self, 5));
if ( !ENV_SILENT( tcVol ) ) {
Bit32u tcIndex = (1 + phaseBit) << 8;
sample += Operator__GetWave( Channel__Op(self, 5), tcIndex, tcVol );
@@ -962,6 +977,10 @@ Channel* Channel__BlockTemplate(Channel *self, Chip* chip,
Operator__Prepare( Channel__Op( self, 5 ), chip );
}
for ( i = 0; i < samples; i++ ) {
+ Bit32s mod; // haleyjd 09/09/10: GNUisms out!
+ Bit32s sample;
+ Bit32s out0;
+
//Early out for percussion handlers
if ( mode == sm2Percussion ) {
Channel__GeneratePercussion( self, chip, output + i, FALSE );
@@ -972,11 +991,11 @@ Channel* Channel__BlockTemplate(Channel *self, Chip* chip,
}
//Do unsigned shift so we can shift out all bits but still stay in 10 bit range otherwise
- Bit32s mod = (Bit32u)((self->old[0] + self->old[1])) >> self->feedback;
+ mod = (Bit32u)((self->old[0] + self->old[1])) >> self->feedback;
self->old[0] = self->old[1];
self->old[1] = Operator__GetSample( Channel__Op(self, 0), mod );
- Bit32s sample = 0;
- Bit32s out0 = self->old[0];
+ sample = 0;
+ out0 = self->old[0];
if ( mode == sm2AM || mode == sm3AM ) {
sample = out0 + Operator__GetSample( Channel__Op(self, 1), 0 );
} else if ( mode == sm2FM || mode == sm3FM ) {
@@ -986,17 +1005,20 @@ Channel* Channel__BlockTemplate(Channel *self, Chip* chip,
next = Operator__GetSample( Channel__Op(self, 2), next );
sample = Operator__GetSample( Channel__Op(self, 3), next );
} else if ( mode == sm3AMFM ) {
+ Bits next; // haleyjd 09/09/10: GNUisms out!
sample = out0;
- Bits next = Operator__GetSample( Channel__Op(self, 1), 0 );
+ next = Operator__GetSample( Channel__Op(self, 1), 0 );
next = Operator__GetSample( Channel__Op(self, 2), next );
sample += Operator__GetSample( Channel__Op(self, 3), next );
} else if ( mode == sm3FMAM ) {
+ Bits next; // haleyjd 09/09/10: GNUisms out!
sample = Operator__GetSample( Channel__Op(self, 1), out0 );
- Bits next = Operator__GetSample( Channel__Op(self, 2), 0 );
+ next = Operator__GetSample( Channel__Op(self, 2), 0 );
sample += Operator__GetSample( Channel__Op(self, 3), next );
} else if ( mode == sm3AMAM ) {
+ Bits next; // haleyjd 09/09/10: GNUisms out!
sample = out0;
- Bits next = Operator__GetSample( Channel__Op(self, 1), 0 );
+ next = Operator__GetSample( Channel__Op(self, 1), 0 );
sample += Operator__GetSample( Channel__Op(self, 2), next );
sample += Operator__GetSample( Channel__Op(self, 3), 0 );
}
@@ -1057,8 +1079,9 @@ void Chip__Chip(Chip *self) {
}
static inline Bit32u Chip__ForwardNoise(Chip *self) {
+ Bitu count;
self->noiseCounter += self->noiseAdd;
- Bitu count = self->noiseCounter >> LFO_SH;
+ count = self->noiseCounter >> LFO_SH;
self->noiseCounter &= WAVE_MASK;
for ( ; count > 0; --count ) {
//Noise calculation from mame
@@ -1069,14 +1092,17 @@ static inline Bit32u Chip__ForwardNoise(Chip *self) {
}
static inline Bit32u Chip__ForwardLFO(Chip *self, Bit32u samples ) {
+ Bit32u todo; // haleyjd 09/09/10: GNUisms out!!!!!!
+ Bit32u count;
+
//Current vibrato value, runs 4x slower than tremolo
self->vibratoSign = ( VibratoTable[ self->vibratoIndex >> 2] ) >> 7;
self->vibratoShift = ( VibratoTable[ self->vibratoIndex >> 2] & 7) + self->vibratoStrength;
self->tremoloValue = TremoloTable[ self->tremoloIndex ] >> self->tremoloStrength;
//Check hom many samples there can be done before the value changes
- Bit32u todo = LFO_MAX - self->lfoCounter;
- Bit32u count = (todo + self->lfoAdd - 1) / self->lfoAdd;
+ todo = LFO_MAX - self->lfoCounter;
+ count = (todo + self->lfoAdd - 1) / self->lfoAdd;
if ( count > samples ) {
count = samples;
self->lfoCounter += count * self->lfoAdd;
@@ -1288,7 +1314,8 @@ void Chip__GenerateBlock3(Chip *self, Bitu total, Bit32s* output ) {
void Chip__Setup(Chip *self, Bit32u rate ) {
double original = OPLRATE;
- Bit32u i;
+ Bit32u i;
+ Bit32u freqScale; // haleyjd 09/09/10: GNUisms out!
// double original = rate;
double scale = original / (double)rate;
@@ -1311,7 +1338,7 @@ void Chip__Setup(Chip *self, Bit32u rate ) {
self->freqMul[i] = (Bit32u)( 0.5 + freqScale * FreqCreateTable[ i ] );
}
#else
- Bit32u freqScale = (Bit32u)( 0.5 + scale * ( 1 << ( WAVE_SH - 1 - 10)));
+ freqScale = (Bit32u)( 0.5 + scale * ( 1 << ( WAVE_SH - 1 - 10)));
for ( i = 0; i < 16; i++ ) {
self->freqMul[i] = freqScale * FreqCreateTable[ i ];
}
@@ -1326,22 +1353,29 @@ void Chip__Setup(Chip *self, Bit32u rate ) {
//Generate the best matching attack rate
for ( i = 0; i < 62; i++ ) {
Bit8u index, shift;
+ Bit32s original; // haleyjd 09/09/10: GNUisms out!
+ Bit32s guessAdd;
+ Bit32s bestAdd;
+ Bit32u bestDiff;
+ Bit32u passes;
EnvelopeSelect( i, &index, &shift );
//Original amount of samples the attack would take
- Bit32s original = (Bit32u)( (AttackSamplesTable[ index ] << shift) / scale);
+ original = (Bit32u)( (AttackSamplesTable[ index ] << shift) / scale);
- Bit32s guessAdd = (Bit32u)( scale * (EnvelopeIncreaseTable[ index ] << ( RATE_SH - shift - 3 )));
- Bit32s bestAdd = guessAdd;
- Bit32u bestDiff = 1 << 30;
- Bit32u passes;
+ guessAdd = (Bit32u)( scale * (EnvelopeIncreaseTable[ index ] << ( RATE_SH - shift - 3 )));
+ bestAdd = guessAdd;
+ bestDiff = 1 << 30;
for ( passes = 0; passes < 16; passes ++ ) {
Bit32s volume = ENV_MAX;
Bit32s samples = 0;
Bit32u count = 0;
+ Bit32s diff;
+ Bit32u lDiff;
while ( volume > 0 && samples < original * 2 ) {
+ Bit32s change; // haleyjd 09/09/10
count += guessAdd;
- Bit32s change = count >> RATE_SH;
+ change = count >> RATE_SH;
count &= RATE_MASK;
if ( GCC_UNLIKELY(change) ) { // less than 1 %
volume += ( ~volume * change ) >> 3;
@@ -1349,8 +1383,8 @@ void Chip__Setup(Chip *self, Bit32u rate ) {
samples++;
}
- Bit32s diff = original - samples;
- Bit32u lDiff = labs( diff );
+ diff = original - samples;
+ lDiff = labs( diff );
//Init last on first pass
if ( lDiff < bestDiff ) {
bestDiff = lDiff;
@@ -1510,65 +1544,71 @@ void DBOPL_InitTables( void ) {
TremoloTable[TREMOLO_TABLE - 1 - i] = val;
}
//Create a table with offsets of the channels from the start of the chip
- Chip *chip = NULL;
- for ( i = 0; i < 32; i++ ) {
- Bitu index = i & 0xf;
- if ( index >= 9 ) {
- ChanOffsetTable[i] = 0;
- continue;
- }
- //Make sure the four op channels follow eachother
- if ( index < 6 ) {
- index = (index % 3) * 2 + ( index / 3 );
+ { // haleyjd 09/09/10: Driving me #$%^@ insane
+ Chip *chip = NULL;
+ for ( i = 0; i < 32; i++ ) {
+ Bitu index = i & 0xf;
+ Bitu blah; // haleyjd 09/09/10
+ if ( index >= 9 ) {
+ ChanOffsetTable[i] = 0;
+ continue;
+ }
+ //Make sure the four op channels follow eachother
+ if ( index < 6 ) {
+ index = (index % 3) * 2 + ( index / 3 );
+ }
+ //Add back the bits for highest ones
+ if ( i >= 16 )
+ index += 9;
+ blah = (Bitu) ( &(chip->chan[ index ]) );
+ ChanOffsetTable[i] = blah;
}
- //Add back the bits for highest ones
- if ( i >= 16 )
- index += 9;
- Bitu blah = (Bitu) ( &(chip->chan[ index ]) );
- ChanOffsetTable[i] = blah;
- }
- //Same for operators
- for ( i = 0; i < 64; i++ ) {
- if ( i % 8 >= 6 || ( (i / 8) % 4 == 3 ) ) {
- OpOffsetTable[i] = 0;
- continue;
+ //Same for operators
+ for ( i = 0; i < 64; i++ ) {
+ Bitu chNum; // haleyjd 09/09/10
+ Bitu opNum;
+ Bitu blah;
+ Channel* chan = NULL;
+ if ( i % 8 >= 6 || ( (i / 8) % 4 == 3 ) ) {
+ OpOffsetTable[i] = 0;
+ continue;
+ }
+ chNum = (i / 8) * 3 + (i % 8) % 3;
+ //Make sure we use 16 and up for the 2nd range to match the chanoffset gap
+ if ( chNum >= 12 )
+ chNum += 16 - 12;
+ opNum = ( i % 8 ) / 3;
+ blah = (Bitu) ( &(chan->op[opNum]) );
+ OpOffsetTable[i] = ChanOffsetTable[ chNum ] + blah;
}
- Bitu chNum = (i / 8) * 3 + (i % 8) % 3;
- //Make sure we use 16 and up for the 2nd range to match the chanoffset gap
- if ( chNum >= 12 )
- chNum += 16 - 12;
- Bitu opNum = ( i % 8 ) / 3;
- Channel* chan = NULL;
- Bitu blah = (Bitu) ( &(chan->op[opNum]) );
- OpOffsetTable[i] = ChanOffsetTable[ chNum ] + blah;
- }
#if 0
- //Stupid checks if table's are correct
- for ( Bitu i = 0; i < 18; i++ ) {
- Bit32u find = (Bit16u)( &(chip->chan[ i ]) );
- for ( Bitu c = 0; c < 32; c++ ) {
- if ( ChanOffsetTable[c] == find ) {
- find = 0;
- break;
+ //Stupid checks if table's are correct
+ for ( Bitu i = 0; i < 18; i++ ) {
+ Bit32u find = (Bit16u)( &(chip->chan[ i ]) );
+ for ( Bitu c = 0; c < 32; c++ ) {
+ if ( ChanOffsetTable[c] == find ) {
+ find = 0;
+ break;
+ }
}
- }
- if ( find ) {
- find = find;
- }
- }
- for ( Bitu i = 0; i < 36; i++ ) {
- Bit32u find = (Bit16u)( &(chip->chan[ i / 2 ].op[i % 2]) );
- for ( Bitu c = 0; c < 64; c++ ) {
- if ( OpOffsetTable[c] == find ) {
- find = 0;
- break;
+ if ( find ) {
+ find = find;
}
}
- if ( find ) {
- find = find;
+ for ( Bitu i = 0; i < 36; i++ ) {
+ Bit32u find = (Bit16u)( &(chip->chan[ i / 2 ].op[i % 2]) );
+ for ( Bitu c = 0; c < 64; c++ ) {
+ if ( OpOffsetTable[c] == find ) {
+ find = 0;
+ break;
+ }
+ }
+ if ( find ) {
+ find = find;
+ }
}
- }
#endif
+ }
}
/*
diff --git a/opl/dbopl.h b/opl/dbopl.h
index a5c10bfd..63aa1330 100644
--- a/opl/dbopl.h
+++ b/opl/dbopl.h
@@ -200,4 +200,7 @@ void Chip__Chip(Chip *self);
void Chip__WriteReg(Chip *self, Bit32u reg, Bit8u val );
void Chip__GenerateBlock2(Chip *self, Bitu total, Bit32s* output );
-
+// haleyjd 09/09/10: Not standard C.
+#ifdef _MSC_VER
+#define inline __inline
+#endif
diff --git a/opl/ioperm_sys.c b/opl/ioperm_sys.c
index 8f50bcd3..531b4136 100644
--- a/opl/ioperm_sys.c
+++ b/opl/ioperm_sys.c
@@ -52,10 +52,12 @@ struct ioperm_data
// Function pointers for advapi32.dll. This DLL does not exist on
// Windows 9x, so they are dynamically loaded from the DLL at runtime.
-static SC_HANDLE WINAPI (*MyOpenSCManagerW)(wchar_t *lpMachineName,
+// haleyjd 09/09/10: Moved calling conventions into ()'s
+
+static SC_HANDLE (WINAPI *MyOpenSCManagerW)(wchar_t *lpMachineName,
wchar_t *lpDatabaseName,
DWORD dwDesiredAccess) = NULL;
-static SC_HANDLE WINAPI (*MyCreateServiceW)(SC_HANDLE hSCManager,
+static SC_HANDLE (WINAPI *MyCreateServiceW)(SC_HANDLE hSCManager,
wchar_t *lpServiceName,
wchar_t *lpDisplayName,
DWORD dwDesiredAccess,
@@ -68,17 +70,17 @@ static SC_HANDLE WINAPI (*MyCreateServiceW)(SC_HANDLE hSCManager,
wchar_t *lpDependencies,
wchar_t *lpServiceStartName,
wchar_t *lpPassword);
-static SC_HANDLE WINAPI (*MyOpenServiceW)(SC_HANDLE hSCManager,
+static SC_HANDLE (WINAPI *MyOpenServiceW)(SC_HANDLE hSCManager,
wchar_t *lpServiceName,
DWORD dwDesiredAccess);
-static BOOL WINAPI (*MyStartServiceW)(SC_HANDLE hService,
+static BOOL (WINAPI *MyStartServiceW)(SC_HANDLE hService,
DWORD dwNumServiceArgs,
wchar_t **lpServiceArgVectors);
-static BOOL WINAPI (*MyControlService)(SC_HANDLE hService,
+static BOOL (WINAPI *MyControlService)(SC_HANDLE hService,
DWORD dwControl,
LPSERVICE_STATUS lpServiceStatus);
-static BOOL WINAPI (*MyCloseServiceHandle)(SC_HANDLE hSCObject);
-static BOOL WINAPI (*MyDeleteService)(SC_HANDLE hService);
+static BOOL (WINAPI *MyCloseServiceHandle)(SC_HANDLE hSCObject);
+static BOOL (WINAPI *MyDeleteService)(SC_HANDLE hService);
static struct
{
diff --git a/src/i_sdlsound.c b/src/i_sdlsound.c
index 1cfafa6f..2bce2fb1 100644
--- a/src/i_sdlsound.c
+++ b/src/i_sdlsound.c
@@ -479,11 +479,23 @@ static boolean CacheSFX(sfxinfo_t *sfxinfo)
// If the header specifies that the length of the sound is greater than
// the length of the lump itself, this is an invalid sound lump
- if (length > lumplen - 8)
+ // We also discard sound lumps that are less than 49 samples long,
+ // as this is how DMX behaves - although the actual cut-off length
+ // seems to vary slightly depending on the sample rate. This needs
+ // further investigation to better understand the correct
+ // behavior.
+
+ if (length > lumplen - 8 || length <= 48)
{
return false;
}
+ // The DMX sound library seems to skip the first 16 and last 16
+ // bytes of the lump - reason unknown.
+
+ data += 16;
+ length -= 32;
+
// Sample rate conversion
ExpandSoundData(sfxinfo, data + 8, samplerate, length);
diff --git a/src/setup/display.c b/src/setup/display.c
index 1e5e9e31..9ed0ae5f 100644
--- a/src/setup/display.c
+++ b/src/setup/display.c
@@ -257,9 +257,7 @@ static int GetSupportedBPPIndex(char *description)
}
}
- // Shouldn't happen; fall back to the first in the list.
-
- return 0;
+ return -1;
}
// Set selected_bpp to match screen_bpp.
@@ -277,7 +275,11 @@ static int TrySetSelectedBPP(void)
if (pixel_depths[i].bpp == screen_bpp)
{
selected_bpp = GetSupportedBPPIndex(pixel_depths[i].description);
- return 1;
+
+ if (selected_bpp >= 0)
+ {
+ return 1;
+ }
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-30 21:36:47 +0000