aboutsummaryrefslogtreecommitdiff
path: root/source
diff options
context:
space:
mode:
authortwinaphex2017-08-14 08:43:57 +0200
committertwinaphex2017-08-14 08:43:57 +0200
commit4b0bf2bc68a317b98382823ea2b7dd2e77ec8d37 (patch)
treec60c664807d9ba0f1b847003a49a876625be5035 /source
parent78b32e05a8e3c221279ba40c8f19d762420be8a6 (diff)
downloadsnes9x2005-4b0bf2bc68a317b98382823ea2b7dd2e77ec8d37.tar.gz
snes9x2005-4b0bf2bc68a317b98382823ea2b7dd2e77ec8d37.tar.bz2
snes9x2005-4b0bf2bc68a317b98382823ea2b7dd2e77ec8d37.zip
Rewrite C++ comments
Diffstat (limited to 'source')
-rw-r--r--source/clip.c90
-rw-r--r--source/dsp1.c102
-rw-r--r--source/dsp1emu.c74
-rw-r--r--source/dsp2emu.c66
-rw-r--r--source/dsp4emu.c36
-rw-r--r--source/fxemu.c2
-rw-r--r--source/fxinst.c2
-rw-r--r--source/getset.h20
-rw-r--r--source/globals.c12
9 files changed, 204 insertions, 200 deletions
diff --git a/source/clip.c b/source/clip.c
index cc0f48b..db68e1e 100644
--- a/source/clip.c
+++ b/source/clip.c
@@ -56,7 +56,7 @@ void ComputeClipWindows()
{
if ((Memory.FillRAM [0x2130] & 0xc0) == 0xc0)
{
- // The whole of the main screen is switched off, completely clip everything.
+ /* The whole of the main screen is switched off, completely clip everything. */
for (i = 0; i < 6; i++)
{
IPPU.Clip [c].Count [i] = 1;
@@ -68,9 +68,9 @@ void ComputeClipWindows()
else if ((Memory.FillRAM [0x2130] & 0xc0) == 0x00)
continue;
}
- else if ((Memory.FillRAM [0x2130] & 0x30) == 0x30) // .. colour window on the sub-screen.
+ else if ((Memory.FillRAM [0x2130] & 0x30) == 0x30) /* .. colour window on the sub-screen. */
{
- // The sub-screen is switched off, completely clip everything.
+ /* The sub-screen is switched off, completely clip everything. */
int32_t i;
for (i = 0; i < 6; i++)
{
@@ -121,8 +121,8 @@ void ComputeClipWindows()
}
else
{
- // 'outside' a window with no range -
- // appears to be the whole screen.
+ /* 'outside' a window with no range -
+ * appears to be the whole screen. */
Win1[Window1Enabled].Left = 0;
Win1[Window1Enabled++].Right = 256;
}
@@ -164,12 +164,12 @@ void ComputeClipWindows()
}
if (Window1Enabled && Window2Enabled)
{
- // Overlap logic
- //
- // Each window will be in one of three states:
- // 1. <no range> (Left > Right. One band)
- // 2. | ---------------- | (Left >= 0, Right <= 255, Left <= Right. One band)
- // 3. |------------ ----------| (Left1 == 0, Right1 < Left2; Left2 > Right1, Right2 == 255. Two bands)
+ /* Overlap logic
+ *
+ * Each window will be in one of three states:
+ * 1. <no range> (Left > Right. One band)
+ * 2. | ---------------- | (Left >= 0, Right <= 255, Left <= Right. One band)
+ * 3. |------------ ----------| (Left1 == 0, Right1 < Left2; Left2 > Right1, Right2 == 255. Two bands) */
Band Bands [6];
int32_t B = 0;
switch (PPU.ClipWindowOverlapLogic [w] ^ 1)
@@ -180,7 +180,7 @@ void ComputeClipWindows()
if (BAND_EMPTY(Win1[0]))
{
B = Window2Enabled;
- // memmove converted: Different stack allocations [Neb]
+ /* memmove converted: Different stack allocations [Neb] */
memcpy(Bands, Win2, sizeof(Win2[0]) * Window2Enabled);
}
else
@@ -232,17 +232,17 @@ void ComputeClipWindows()
{
if (BAND_EMPTY(Win2[0]))
{
- // Window 2 defines an empty range - just
- // use window 1 as the clipping (which
- // could also be empty).
+ /* Window 2 defines an empty range - just
+ * use window 1 as the clipping (which
+ * could also be empty). */
B = Window1Enabled;
- // memmove converted: Different stack allocations [Neb]
+ /* memmove converted: Different stack allocations [Neb] */
memcpy(Bands, Win1, sizeof(Win1[0]) * Window1Enabled);
}
else
{
- // Window 1 has two bands and Window 2 has one.
- // Neither is an empty region.
+ /* Window 1 has two bands and Window 2 has one.
+ * Neither is an empty region. */
if (BANDS_INTERSECT(Win2[0], Win1[0]))
{
OR_BANDS(Bands[0], Win2[0], Win1[0])
@@ -273,7 +273,7 @@ void ComputeClipWindows()
}
else
{
- // Both windows have two bands
+ /* Both windows have two bands */
OR_BANDS(Bands[0], Win1[0], Win2[0]);
OR_BANDS(Bands[1], Win1[1], Win2[1]);
B = 1;
@@ -286,7 +286,7 @@ void ComputeClipWindows()
case CLIP_AND:
if (Window1Enabled == 1)
{
- // Window 1 has one band
+ /* Window 1 has one band */
if (BAND_EMPTY(Win1[0]))
Bands [B++] = Win1[0];
else if (Window2Enabled == 1)
@@ -312,7 +312,7 @@ void ComputeClipWindows()
Bands[B++] = Win2[0];
else
{
- // Window 1 has two bands.
+ /* Window 1 has two bands. */
AND_BANDS(Bands[0], Win1[0], Win2[0]);
AND_BANDS(Bands[1], Win1[1], Win2[0]);
B = 2;
@@ -320,7 +320,7 @@ void ComputeClipWindows()
}
else
{
- // Both windows have two bands.
+ /* Both windows have two bands. */
AND_BANDS(Bands[0], Win1[0], Win2[0]);
AND_BANDS(Bands[1], Win1[1], Win2[1]);
B = 2;
@@ -338,18 +338,18 @@ void ComputeClipWindows()
break;
case CLIP_XNOR:
invert = !invert;
- // Fall...
+ /* Fall... */
case CLIP_XOR:
if (Window1Enabled == 1 && BAND_EMPTY(Win1[0]))
{
B = Window2Enabled;
- // memmove converted: Different stack allocations [Neb]
+ /* memmove converted: Different stack allocations [Neb] */
memcpy(Bands, Win2, sizeof(Win2[0]) * Window2Enabled);
}
else if (Window2Enabled == 1 && BAND_EMPTY(Win2[0]))
{
B = Window1Enabled;
- // memmove converted: Different stack allocations [Neb]
+ /* memmove converted: Different stack allocations [Neb] */
memcpy(Bands, Win1, sizeof(Win1[0]) * Window1Enabled);
}
else
@@ -359,7 +359,7 @@ void ComputeClipWindows()
uint32_t i;
invert = !invert;
- // Build an array of points (window edges)
+ /* Build an array of points (window edges) */
points [p++] = 0;
for (i = 0; i < Window1Enabled; i++)
{
@@ -372,7 +372,7 @@ void ComputeClipWindows()
points [p++] = Win2[i].Right;
}
points [p++] = 256;
- // Sort them
+ /* Sort them */
qsort((void*) points, p, sizeof(points [0]), IntCompare);
for (i = 0; i < p; i += 2)
{
@@ -392,7 +392,7 @@ void ComputeClipWindows()
int32_t j = 0;
int32_t empty_band_count = 0;
- // First remove all empty bands from the list.
+ /* First remove all empty bands from the list. */
for (b = 0; b < B; b++)
{
if (!BAND_EMPTY(Bands[b]))
@@ -410,7 +410,7 @@ void ComputeClipWindows()
if (j == 1)
{
j = 0;
- // Easy case to deal with, so special case it.
+ /* Easy case to deal with, so special case it. */
if (Bands[0].Left > 0)
{
pClip->Left[j][w] = 0;
@@ -429,11 +429,11 @@ void ComputeClipWindows()
}
else
{
- // Now sort the bands into order
+ /* Now sort the bands into order */
B = j;
qsort((void*) Bands, B, sizeof(Bands [0]), BandCompare);
- // Now invert the area the bands cover
+ /* Now invert the area the bands cover */
j = 0;
for (b = 0; b < B; b++)
{
@@ -457,9 +457,9 @@ void ComputeClipWindows()
}
else
{
- // Inverting a window that consisted of only
- // empty bands is the whole width of the screen.
- // Needed for Mario Kart's rear-view mirror display.
+ /* Inverting a window that consisted of only
+ * empty bands is the whole width of the screen.
+ * Needed for Mario Kart's rear-view mirror display. */
if (empty_band_count)
{
pClip->Left[j][w] = 0;
@@ -482,8 +482,8 @@ void ComputeClipWindows()
}
else
{
- // Only one window enabled so no need to perform
- // complex overlap logic...
+ /* Only one window enabled so no need to perform
+ * complex overlap logic... */
if (Window1Enabled)
{
if (invert)
@@ -587,9 +587,9 @@ void ComputeClipWindows()
if (w != 5 && pClip->Count [5])
{
- // Colour window enabled. Set the
- // clip windows for all remaining backgrounds to be
- // the same as the colour window.
+ /* Colour window enabled. Set the
+ * clip windows for all remaining backgrounds to be
+ * the same as the colour window. */
if (pClip->Count [w] == 0)
{
uint32_t i;
@@ -602,8 +602,8 @@ void ComputeClipWindows()
}
else
{
- // Intersect the colour window with the bg's
- // own clip window.
+ /* Intersect the colour window with the bg's
+ * own clip window. */
uint32_t i, j;
for (i = 0; i < pClip->Count [w]; i++)
{
@@ -614,20 +614,20 @@ void ComputeClipWindows()
(pClip->Left[j][5] >= pClip->Left[i][w] &&
pClip->Left[j][5] < pClip->Right[i][w]))
{
- // Found an intersection!
+ /* Found an intersection! */
pClip->Left[i][w] = MAX(pClip->Left[i][w], pClip->Left[j][5]);
pClip->Right[i][w] = MIN(pClip->Right[i][w], pClip->Right[j][5]);
goto Clip_ok;
}
}
- // no intersection, nullify it
+ /* no intersection, nullify it */
pClip->Left[i][w] = 1;
pClip->Right[i][w] = 0;
Clip_ok:;
}
}
}
- } // if (w == 5 || pClip->Count [5] ...
- } // for (w...
+ } /* if (w == 5 || pClip->Count [5] ... */
+ } /* for (w... */
} /* for (c... */
}
diff --git a/source/dsp1.c b/source/dsp1.c
index e0ffa99..f8a0713 100644
--- a/source/dsp1.c
+++ b/source/dsp1.c
@@ -45,7 +45,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.in_index = 0;
DSP1.waiting4command = false;
DSP1.first_parameter = true;
- switch (byte) // Mario Kart uses 0x00, 0x02, 0x06, 0x0c, 0x28, 0x0a
+ switch (byte) /* Mario Kart uses 0x00, 0x02, 0x06, 0x0c, 0x28, 0x0a */
{
case 0x07:
case 0x0a:
@@ -162,7 +162,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
case 0x1f:
DSP1.out_count = 2048;
break;
- case 0x00: // Multiple
+ case 0x00: /* Multiple */
Op00Multiplicand = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op00Multiplier = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
DSPOp00();
@@ -170,7 +170,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.output [0] = Op00Result & 0xFF;
DSP1.output [1] = (Op00Result >> 8) & 0xFF;
break;
- case 0x20: // Multiple
+ case 0x20: /* Multiple */
Op20Multiplicand = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op20Multiplier = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
DSPOp20();
@@ -179,7 +179,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.output [1] = (Op20Result >> 8) & 0xFF;
break;
case 0x30:
- case 0x10: // Inverse
+ case 0x10: /* Inverse */
Op10Coefficient = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op10Exponent = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
DSPOp10();
@@ -190,7 +190,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.output [3] = (uint8_t)((((int16_t) Op10ExponentR) >> 8) & 0xff);
break;
case 0x24:
- case 0x04: // Sin and Cos of angle
+ case 0x04: /* Sin and Cos of angle */
Op04Angle = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op04Radius = (uint16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
DSPOp04();
@@ -200,7 +200,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.output [2] = (uint8_t)(Op04Cos & 0xFF);
DSP1.output [3] = (uint8_t)((Op04Cos >> 8) & 0xFF);
break;
- case 0x08: // Radius
+ case 0x08: /* Radius */
Op08X = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op08Y = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op08Z = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -211,7 +211,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.output [2] = (uint8_t)(((int16_t) Op08Lh) & 0xFF);
DSP1.output [3] = (uint8_t)((((int16_t) Op08Lh) >> 8) & 0xFF);
break;
- case 0x18: // Range
+ case 0x18: /* Range */
Op18X = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op18Y = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op18Z = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -221,7 +221,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.output [0] = (uint8_t)(Op18D & 0xFF);
DSP1.output [1] = (uint8_t)((Op18D >> 8) & 0xFF);
break;
- case 0x38: // Range
+ case 0x38: /* Range */
Op38X = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op38Y = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op38Z = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -231,7 +231,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.output [0] = (uint8_t)(Op38D & 0xFF);
DSP1.output [1] = (uint8_t)((Op38D >> 8) & 0xFF);
break;
- case 0x28: // Distance (vector length)
+ case 0x28: /* Distance (vector length) */
Op28X = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op28Y = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op28Z = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -241,7 +241,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.output [1] = (uint8_t)((Op28R >> 8) & 0xFF);
break;
case 0x2c:
- case 0x0c: // Rotate (2D rotate)
+ case 0x0c: /* Rotate (2D rotate) */
Op0CA = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op0CX1 = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op0CY1 = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -253,7 +253,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.output [3] = (uint8_t)((Op0CY2 >> 8) & 0xFF);
break;
case 0x3c:
- case 0x1c: // Polar (3D rotate)
+ case 0x1c: /* Polar (3D rotate) */
Op1CZ = (DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op1CY = (DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op1CX = (DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -272,7 +272,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
case 0x32:
case 0x22:
case 0x12:
- case 0x02: // Parameter (Projection)
+ case 0x02: /* Parameter (Projection) */
Op02FX = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op02FY = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op02FZ = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -291,9 +291,9 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.output [6] = (uint8_t)(Op02CY & 0xFF);
DSP1.output [7] = (uint8_t)((Op02CY >> 8) & 0xFF);
break;
- case 0x3a: //1a Mirror
- case 0x2a: //1a Mirror
- case 0x1a: // Raster mode 7 matrix data
+ case 0x3a: /* 1a Mirror */
+ case 0x2a: /* 1a Mirror */
+ case 0x1a: /* Raster mode 7 matrix data */
case 0x0a:
Op0AVS = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
DSPOp0A();
@@ -311,7 +311,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
case 0x16:
case 0x26:
case 0x36:
- case 0x06: // Project object
+ case 0x06: /* Project object */
Op06X = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op06Y = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op06Z = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -327,7 +327,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
case 0x1e:
case 0x2e:
case 0x3e:
- case 0x0e: // Target
+ case 0x0e: /* Target */
Op0EH = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op0EV = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
DSPOp0E();
@@ -337,10 +337,10 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.output [2] = (uint8_t)(Op0EY & 0xFF);
DSP1.output [3] = (uint8_t)((Op0EY >> 8) & 0xFF);
break;
- case 0x05: // Extra commands used by Pilot Wings
+ case 0x05: /* Extra commands used by Pilot Wings */
case 0x35:
case 0x31:
- case 0x01: // Set attitude matrix A
+ case 0x01: /* Set attitude matrix A */
Op01m = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op01Zr = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op01Yr = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -348,7 +348,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSPOp01();
break;
case 0x15:
- case 0x11: // Set attitude matrix B
+ case 0x11: /* Set attitude matrix B */
Op11m = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op11Zr = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op11Yr = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -356,7 +356,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSPOp11();
break;
case 0x25:
- case 0x21: // Set attitude matrix C
+ case 0x21: /* Set attitude matrix C */
Op21m = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op21Zr = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op21Yr = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -366,7 +366,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
case 0x09:
case 0x39:
case 0x3d:
- case 0x0d: // Objective matrix A
+ case 0x0d: /* Objective matrix A */
Op0DX = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op0DY = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op0DZ = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -380,7 +380,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.output [5] = (uint8_t)((Op0DU >> 8) & 0xFF);
break;
case 0x19:
- case 0x1d: // Objective matrix B
+ case 0x1d: /* Objective matrix B */
Op1DX = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op1DY = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op1DZ = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -394,7 +394,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.output [5] = (uint8_t)((Op1DU >> 8) & 0xFF);
break;
case 0x29:
- case 0x2d: // Objective matrix C
+ case 0x2d: /* Objective matrix C */
Op2DX = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op2DY = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op2DZ = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -408,7 +408,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.output [5] = (uint8_t)((Op2DU >> 8) & 0xFF);
break;
case 0x33:
- case 0x03: // Subjective matrix A
+ case 0x03: /* Subjective matrix A */
Op03F = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op03L = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op03U = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -421,7 +421,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.output [4] = (uint8_t)(Op03Z & 0xFF);
DSP1.output [5] = (uint8_t)((Op03Z >> 8) & 0xFF);
break;
- case 0x13: // Subjective matrix B
+ case 0x13: /* Subjective matrix B */
Op13F = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op13L = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op13U = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -434,7 +434,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address)
DSP1.output [4] = (uint8_t)(Op13Z & 0xFF);
DSP1.output [5] = (uint8_t)((Op13Z >> 8) & 0xFF);
break;
- case 0x23: // Subjective matrix C
+ case 0x23: /* Subjective matrix C */
Op23F = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8));
Op23L = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8));
Op23U = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8));
@@ -645,7 +645,7 @@ void DSP2SetByte(uint8_t byte, uint16_t address)
DSP1.out_count = 32;
DSP2_Op01();
break;
- case 0x09: // Multiply - don't yet know if this is signed or unsigned
+ case 0x09: /* Multiply - don't yet know if this is signed or unsigned */
DSP2Op09Word1 = DSP1.parameters[0] | (DSP1.parameters[1] << 8);
DSP2Op09Word2 = DSP1.parameters[2] | (DSP1.parameters[3] << 8);
DSP1.out_count = 4;
@@ -729,7 +729,7 @@ bool DSP4_init = false;
void DSP4SetByte(uint8_t byte, uint16_t address)
{
- if (!DSP4_init) // bootup
+ if (!DSP4_init) /* bootup */
{
DSP4.waiting4command = 1;
DSP4_init = true;
@@ -812,7 +812,7 @@ void DSP4SetByte(uint8_t byte, uint16_t address)
DSP4.in_index = 0;
switch (DSP4.command)
{
- case 0x0000: // 16-bit multiplication
+ case 0x0000: /* 16-bit multiplication */
{
int16_t multiplier, multiplicand;
int32_t product;
@@ -824,7 +824,7 @@ void DSP4SetByte(uint8_t byte, uint16_t address)
DSP4_WRITE_WORD(2, product >> 16);
break;
}
- case 0x0011: // unknown: horizontal mapping command
+ case 0x0011: /* unknown: horizontal mapping command */
{
int16_t a, b, c, d, m;
a = DSP4_READ_WORD(6);
@@ -836,44 +836,44 @@ void DSP4SetByte(uint8_t byte, uint16_t address)
DSP4_WRITE_WORD(0, m);
break;
}
- case 0x0001: // track projection
+ case 0x0001: /* track projection */
DSP4_Op01();
break;
- case 0x0007: // track projection (pass 2)
+ case 0x0007: /* track projection (pass 2) */
DSP4_Op07();
break;
- case 0x0008: // zone projections (fuel/repair/lap/teleport/...)
+ case 0x0008: /* zone projections (fuel/repair/lap/teleport/...) */
DSP4_Op08();
break;
- case 0x0009: // sprite transformation
+ case 0x0009: /* sprite transformation */
DSP4_Op09();
break;
- case 0x000D: // fast track projection
+ case 0x000D: /* fast track projection */
DSP4_Op0D();
break;
- case 0x0003: // internal memory management (01)
+ case 0x0003: /* internal memory management (01) */
{
- // reset op09 data
+ /* reset op09 data */
op09_mode = false;
break;
}
- case 0x0005: // internal memory management (06)
+ case 0x0005: /* internal memory management (06) */
{
int32_t lcv;
- // clear OAM tables
+ /* clear OAM tables */
op06_index = 0;
op06_offset = 0;
for (lcv = 0; lcv < 32; lcv++)
op06_OAM[lcv] = 0;
break;
}
- case 0x000E: // internal memory management (0D)
+ case 0x000E: /* internal memory management (0D) */
{
- // reset op09 data
+ /* reset op09 data */
op09_mode = true;
break;
}
- case 0x0006: // sprite OAM post-table data
+ case 0x0006: /* sprite OAM post-table data */
{
int32_t lcv;
DSP4.out_count = 32;
@@ -881,7 +881,7 @@ void DSP4SetByte(uint8_t byte, uint16_t address)
DSP4.output[lcv] = op06_OAM[lcv];
break;
}
- case 0x000A: // unknown
+ case 0x000A: /* unknown */
{
int16_t out1a, out2a;
out1a = (int16_t)0xff40;
@@ -893,29 +893,29 @@ void DSP4SetByte(uint8_t byte, uint16_t address)
DSP4_WRITE_WORD(6, out2a);
break;
}
- case 0x000B: // render player positions around track
+ case 0x000B: /* render player positions around track */
{
int16_t sp_x = DSP4_READ_WORD(0);
int16_t sp_y = DSP4_READ_WORD(2);
int16_t oam = DSP4_READ_WORD(4);
- if (!op09_mode) // Only allow 1p/1p-split to yield output (???)
+ if (!op09_mode) /* Only allow 1p/1p-split to yield output (???) */
{
- // yield OAM output
+ /* yield OAM output */
DSP4.out_count = 6;
DSP4_WRITE_WORD(0, 1);
- // pack OAM data: x,y,name,attr
+ /* pack OAM data: x,y,name,attr */
DSP4.output[2] = sp_x & 0xff;
DSP4.output[3] = sp_y & 0xff;
DSP4_WRITE_WORD(4, oam);
- // OAM: size,msb data
+ /* OAM: size,msb data */
DSP4_Op06(false, false);
}
- else // 4p mode
+ else /* 4p mode */
{
- // no OAM available
+ /* no OAM available */
DSP4.out_count = 0;
DSP4_WRITE_WORD(0, 0);
}
diff --git a/source/dsp1emu.c b/source/dsp1emu.c
index 1a78e5f..e7c3f7d 100644
--- a/source/dsp1emu.c
+++ b/source/dsp1emu.c
@@ -168,7 +168,7 @@ int16_t Op10ExponentR;
void DSP1_Inverse(int16_t Coefficient, int16_t Exponent, int16_t* iCoefficient, int16_t* iExponent)
{
- // Step One: Division by Zero
+ /* Step One: Division by Zero */
if (Coefficient == 0x0000)
{
*iCoefficient = 0x7fff;
@@ -178,7 +178,7 @@ void DSP1_Inverse(int16_t Coefficient, int16_t Exponent, int16_t* iCoefficient,
{
int16_t Sign = 1;
- // Step Two: Remove Sign
+ /* Step Two: Remove Sign */
if (Coefficient < 0)
{
if (Coefficient < -32767)
@@ -187,14 +187,14 @@ void DSP1_Inverse(int16_t Coefficient, int16_t Exponent, int16_t* iCoefficient,
Sign = -1;
}
- // Step Three: Normalize
+ /* Step Three: Normalize */
while (Coefficient < 0x4000)
{
Coefficient <<= 1;
Exponent--;
}
- // Step Four: Special Case
+ /* Step Four: Special Case */
if (Coefficient == 0x4000)
{
if (Sign == 1)
@@ -207,10 +207,10 @@ void DSP1_Inverse(int16_t Coefficient, int16_t Exponent, int16_t* iCoefficient,
}
else
{
- // Step Five: Initial Guess
+ /* Step Five: Initial Guess */
int16_t i = DSP1ROM[((Coefficient - 0x4000) >> 7) + 0x0065];
- // Step Six: Iterate "estimated" Newton's Method
+ /* Step Six: Iterate "estimated" Newton's Method */
i = (i + (-i * (Coefficient * i >> 15) >> 15)) << 1;
i = (i + (-i * (Coefficient * i >> 15) >> 15)) << 1;
@@ -467,13 +467,13 @@ int16_t VOffset;
int16_t VPlane_C;
int16_t VPlane_E;
-// Azimuth and Zenith angles
+/* Azimuth and Zenith angles */
int16_t SinAas;
int16_t CosAas;
int16_t SinAzs;
int16_t CosAzs;
-// Clipped Zenith angle
+/* Clipped Zenith angle */
int16_t SinAZS;
int16_t CosAZS;
int16_t SecAZS_C1;
@@ -498,10 +498,10 @@ void DSP1_Parameter(int16_t Fx, int16_t Fy, int16_t Fz, int16_t Lfe, int16_t Les
int16_t LesNx, LesNy, LesNz;
int16_t CentreZ;
- // Copy Zenith angle for clipping
+ /* Copy Zenith angle for clipping */
int16_t AZS = Azs;
- // Store Sine and Cosine of Azimuth and Zenith angle
+ /* Store Sine and Cosine of Azimuth and Zenith angle */
SinAas = DSP1_Sin(Aas);
CosAas = DSP1_Cos(Aas);
SinAzs = DSP1_Sin(Azs);
@@ -515,7 +515,7 @@ void DSP1_Parameter(int16_t Fx, int16_t Fy, int16_t Fz, int16_t Lfe, int16_t Les
LfeNy = Lfe * Ny >> 15;
LfeNz = Lfe * Nz >> 15;
- // Center of Projection
+ /* Center of Projection */
CentreX = Fx + LfeNx;
CentreY = Fy + LfeNy;
CentreZ = Fz + LfeNz;
@@ -538,7 +538,7 @@ void DSP1_Parameter(int16_t Fx, int16_t Fy, int16_t Fz, int16_t Lfe, int16_t Les
VPlane_C = C;
VPlane_E = E;
- // Determine clip boundary and clip Zenith angle if necessary
+ /* Determine clip boundary and clip Zenith angle if necessary */
MaxAZS = MaxAZS_Exp[-E];
if (AZS < 0)
@@ -550,7 +550,7 @@ void DSP1_Parameter(int16_t Fx, int16_t Fy, int16_t Fz, int16_t Lfe, int16_t Les
else if (AZS > MaxAZS)
AZS = MaxAZS;
- // Store Sine and Cosine of clipped Zenith angle
+ /* Store Sine and Cosine of clipped Zenith angle */
SinAZS = DSP1_Sin(AZS);
CosAZS = DSP1_Cos(AZS);
@@ -566,7 +566,7 @@ void DSP1_Parameter(int16_t Fx, int16_t Fy, int16_t Fz, int16_t Lfe, int16_t Les
*Cx = CentreX;
*Cy = CentreY;
- // Raster number of imaginary center and horizontal line
+ /* Raster number of imaginary center and horizontal line */
*Vof = 0;
if ((Azs != AZS) || (Azs == MaxAZS))
@@ -601,7 +601,7 @@ void DSP1_Parameter(int16_t Fx, int16_t Fy, int16_t Fz, int16_t Lfe, int16_t Les
*Vva = DSP1_Truncate(-C, E);
- // Store Secant of clipped Zenith angle
+ /* Store Secant of clipped Zenith angle */
DSP1_Inverse(CosAZS, 0, &SecAZS_C2, &SecAZS_E2);
}
@@ -677,7 +677,7 @@ void DSP1_Project(int16_t X, int16_t Y, int16_t Z, int16_t *H, int16_t *V, int16
DSP1_NormalizeDouble((int32_t) Y - Gy, &Py, &E);
DSP1_NormalizeDouble((int32_t) Z - Gz, &Pz, &E3);
Px>>=1;
- E4--; // to avoid overflows when calculating the scalar products
+ E4--; /* to avoid overflows when calculating the scalar products */
Py>>=1;
E--;
Pz>>=1;
@@ -686,56 +686,56 @@ void DSP1_Project(int16_t X, int16_t Y, int16_t Z, int16_t *H, int16_t *V, int16
refE = MIN(E, E3);
refE = MIN(refE, E4);
- Px = DSP1_ShiftR(Px, E4 - refE); // normalize them to the same exponent
+ Px = DSP1_ShiftR(Px, E4 - refE); /* normalize them to the same exponent */
Py = DSP1_ShiftR(Py, E - refE);
Pz = DSP1_ShiftR(Pz, E3 - refE);
C11 = -(Px * Nx >> 15);
C8 = -(Py * Ny >> 15);
C9 = -(Pz * Nz >> 15);
- C12 = C11 + C8 + C9; // this cannot overflow!
+ C12 = C11 + C8 + C9; /* this cannot overflow! */
- aux4 = C12; // de-normalization with 32-bit arithmetic
- refE = 16 - refE; // refE can be up to 3
+ aux4 = C12; /* de-normalization with 32-bit arithmetic */
+ refE = 16 - refE; /* refE can be up to 3 */
if (refE >= 0)
aux4 <<= refE;
else
aux4 >>= -refE;
if (aux4 == -1)
- aux4 = 0; // why?
+ aux4 = 0; /* why? */
aux4>>=1;
- aux = ((int16_t) G_Les) + aux4; // Les - the scalar product of P with the normal vector of the screen
+ aux = ((int16_t) G_Les) + aux4; /* Les - the scalar product of P with the normal vector of the screen */
DSP1_NormalizeDouble(aux, &C10, &E2);
E2 = 15 - E2;
DSP1_Inverse(C10, 0, &C4, &E4);
- C2 = C4 * C_Les >> 15; // scale factor
+ C2 = C4 * C_Les >> 15; /* scale factor */
- // H
+ /* H */
E7 = 0;
C16 = (Px * (CosAas * 0x7fff >> 15) >> 15);
C20 = (Py * (SinAas * 0x7fff >> 15) >> 15);
- C17 = C16 + C20; // scalar product of P with the normalized horizontal vector of the screen...
+ C17 = C16 + C20; /* scalar product of P with the normalized horizontal vector of the screen... */
- C18 = C17 * C2 >> 15; // ... multiplied by the scale factor
+ C18 = C17 * C2 >> 15; /* ... multiplied by the scale factor */
DSP1_Normalize(C18, &C19, &E7);
*H = DSP1_Truncate(C19, E_Les - E2 + refE + E7);
- // V
+ /* V */
E6 = 0;
C21 = Px * (CosAzs * -SinAas >> 15) >> 15;
C22 = Py * (CosAzs * CosAas >> 15) >> 15;
C23 = Pz * (-SinAzs * 0x7fff >> 15) >> 15;
- C24 = C21 + C22 + C23; // scalar product of P with the normalized vertical vector of the screen...
+ C24 = C21 + C22 + C23; /* scalar product of P with the normalized vertical vector of the screen... */
- C26 = C24 * C2 >> 15; // ... multiplied by the scale factor
+ C26 = C24 * C2 >> 15; /* ... multiplied by the scale factor */
DSP1_Normalize(C26, &C25, &E6);
*V = DSP1_Truncate(C25, E_Les - E2 + refE + E6);
- // M
+ /* M */
DSP1_Normalize(C2, &C6, &E4);
- *M = DSP1_Truncate(C6, E4 + E_Les - E2 - 7); // M is the scale factor divided by 2^7
+ *M = DSP1_Truncate(C6, E4 + E_Les - E2 - 7); /* M is the scale factor divided by 2^7 */
}
int16_t Op06X;
@@ -935,7 +935,7 @@ void DSPOp14(void)
DSP1_Inverse(DSP1_Cos(Op14Xr), 0, &CSec, &ESec);
- // Rotation Around Z
+ /* Rotation Around Z */
DSP1_NormalizeDouble(Op14U * DSP1_Cos(Op14Yr) - Op14F * DSP1_Sin(Op14Yr), &C, &E);
E = ESec - E;
@@ -944,10 +944,10 @@ void DSPOp14(void)
Op14Zrr = Op14Zr + DSP1_Truncate(C, E);
- // Rotation Around X
+ /* Rotation Around X */
Op14Xrr = Op14Xr + (Op14U * DSP1_Sin(Op14Yr) >> 15) + (Op14F * DSP1_Cos(Op14Yr) >> 15);
- // Rotation Around Y
+ /* Rotation Around Y */
DSP1_NormalizeDouble(Op14U * DSP1_Cos(Op14Yr) + Op14F * DSP1_Sin(Op14Yr), &C, &E);
E = ESec - E;
@@ -1091,19 +1091,19 @@ int16_t Op1CZ2;
void DSPOp1C(void)
{
- // Rotate Around Op1CZ1
+ /* Rotate Around Op1CZ1 */
Op1CX1 = (Op1CYBR * DSP1_Sin(Op1CZ) >> 15) + (Op1CXBR * DSP1_Cos(Op1CZ) >> 15);
Op1CY1 = (Op1CYBR * DSP1_Cos(Op1CZ) >> 15) - (Op1CXBR * DSP1_Sin(Op1CZ) >> 15);
Op1CXBR = Op1CX1;
Op1CYBR = Op1CY1;
- // Rotate Around Op1CY1
+ /* Rotate Around Op1CY1 */
Op1CZ1 = (Op1CXBR * DSP1_Sin(Op1CY) >> 15) + (Op1CZBR * DSP1_Cos(Op1CY) >> 15);
Op1CX1 = (Op1CXBR * DSP1_Cos(Op1CY) >> 15) - (Op1CZBR * DSP1_Sin(Op1CY) >> 15);
Op1CXAR = Op1CX1;
Op1CZBR = Op1CZ1;
- // Rotate Around Op1CX1
+ /* Rotate Around Op1CX1 */
Op1CY1 = (Op1CZBR * DSP1_Sin(Op1CX) >> 15) + (Op1CYBR * DSP1_Cos(Op1CX) >> 15);
Op1CZ1 = (Op1CZBR * DSP1_Cos(Op1CX) >> 15) - (Op1CYBR * DSP1_Sin(Op1CX) >> 15);
Op1CYAR = Op1CY1;
diff --git a/source/dsp2emu.c b/source/dsp2emu.c
index 4e22d54..48e06c2 100644
--- a/source/dsp2emu.c
+++ b/source/dsp2emu.c
@@ -11,30 +11,31 @@ uint8_t DSP2Op05Transparent = 0;
void DSP2_Op05(void)
{
uint8_t color;
- // Overlay bitmap with transparency.
- // Input:
- //
- // Bitmap 1: i[0] <=> i[size-1]
- // Bitmap 2: i[size] <=> i[2*size-1]
- //
- // Output:
- //
- // Bitmap 3: o[0] <=> o[size-1]
- //
- // Processing:
- //
- // Process all 4-bit pixels (nibbles) in the bitmap
- //
- // if ( BM2_pixel == transparent_color )
- // pixelout = BM1_pixel
- // else
- // pixelout = BM2_pixel
+ /* Overlay bitmap with transparency.
+ * Input:
+ *
+ * Bitmap 1: i[0] <=> i[size-1]
+ * Bitmap 2: i[size] <=> i[2*size-1]
+ *
+ * Output:
+ *
+ * Bitmap 3: o[0] <=> o[size-1]
+ *
+ * Processing:
+ *
+ * Process all 4-bit pixels (nibbles) in the bitmap
+ *
+ * if ( BM2_pixel == transparent_color )
+ * pixelout = BM1_pixel
+ * else
+ * pixelout = BM2_pixel
- // The max size bitmap is limited to 255 because the size parameter is a byte
- // I think size=0 is an error. The behavior of the chip on size=0 is to
- // return the last value written to DR if you read DR on Op05 with
- // size = 0. I don't think it's worth implementing this quirk unless it's
- // proven necessary.
+ * The max size bitmap is limited to 255 because the size parameter is a byte
+ * I think size=0 is an error. The behavior of the chip on size=0 is to
+ * return the last value written to DR if you read DR on Op05 with
+ * size = 0. I don't think it's worth implementing this quirk unless it's
+ * proven necessary.
+ */
int32_t n;
uint8_t c1;
@@ -55,15 +56,15 @@ void DSP2_Op05(void)
void DSP2_Op01(void)
{
- // Op01 size is always 32 bytes input and output.
- // The hardware does strange things if you vary the size.
+ /* Op01 size is always 32 bytes input and output.
+ * The hardware does strange things if you vary the size. */
int32_t j;
uint8_t c0, c1, c2, c3;
uint8_t* p1 = DSP1.parameters;
uint8_t* p2a = DSP1.output;
- uint8_t* p2b = &DSP1.output[16]; // halfway
+ uint8_t* p2b = &DSP1.output[16]; /* halfway */
- // Process 8 blocks of 4 bytes each
+ /* Process 8 blocks of 4 bytes each */
for (j = 0; j < 8; j++)
{
c0 = *p1++;
@@ -79,9 +80,10 @@ void DSP2_Op01(void)
void DSP2_Op06(void)
{
- // Input:
- // size
- // bitmap
+ /* Input:
+ * size
+ * bitmap
+ */
int32_t i, j;
@@ -93,10 +95,10 @@ bool DSP2Op0DHasLen = false;
int32_t DSP2Op0DOutLen = 0;
int32_t DSP2Op0DInLen = 0;
-// Scale bitmap based on input length out output length
+/* Scale bitmap based on input length out output length */
void DSP2_Op0D(void)
{
- // (Modified) Overload's algorithm
+ /* (Modified) Overload's algorithm */
int32_t i;
for(i = 0 ; i < DSP2Op0DOutLen ; i++)
{
diff --git a/source/dsp4emu.c b/source/dsp4emu.c
index 921f896..6c492e9 100644
--- a/source/dsp4emu.c
+++ b/source/dsp4emu.c
@@ -9,7 +9,7 @@
#define DSP4_WRITE_WORD(x,d) \
WRITE_WORD(DSP4.output+x,d);
-// used to wait for dsp i/o
+/* used to wait for dsp i/o */
#define DSP4_WAIT(x) \
DSP4_Logic = x; \
return
@@ -26,14 +26,14 @@ int16_t DSP4_UnknownOP11(int16_t A, int16_t B, int16_t C, int16_t D)
void DSP4_Op06(bool size, bool msb)
{
- // save post-oam table data for future retrieval
+ /* save post-oam table data for future retrieval */
op06_OAM[op06_index] |= (msb << (op06_offset + 0));
op06_OAM[op06_index] |= (size << (op06_offset + 1));
op06_offset += 2;
if (op06_offset == 8)
{
- // move to next byte in buffer
+ /* move to next byte in buffer */
op06_offset = 0;
op06_index++;
}
@@ -48,7 +48,7 @@ void DSP4_Op01(void)
uint16_t command;
DSP4.waiting4command = false;
- switch (DSP4_Logic) // op flow control
+ switch (DSP4_Logic) /* op flow control */
{
case 1:
goto resume1;
@@ -58,10 +58,11 @@ void DSP4_Op01(void)
break;
}
- ////////////////////////////////////////////////////
- // process initial inputs
+ /*
+ * process initial inputs
+ */
- // sort inputs
+ /* sort inputs */
project_focaly = DSP4_READ_WORD(0x02);
raster = DSP4_READ_WORD(0x04);
viewport_top = DSP4_READ_WORD(0x06);
@@ -78,36 +79,37 @@ void DSP4_Op01(void)
far_plane = DSP4_READ_WORD(0x1e);
project_y1low = DSP4_READ_WORD(0x22);
- // pre-compute
+ /* pre-compute */
view_plane = PLANE_START;
- // find starting projection points
+ /* find starting projection points */
project_x1 = project_focalx;
project_y -= viewport_bottom;
project_x = project_centerx + project_x1;
- // multi-op storage
+ /* multi-op storage */
multi_index1 = 0;
multi_index2 = 0;
- ////////////////////////////////////////////////////
- // command check
+ /*
+ * command check
+ */
do
{
- // scan next command
+ /* scan next command */
DSP4.in_count = 2;
DSP4_WAIT(1);
resume1:
- // inspect input
+ /* inspect input */
command = DSP4_READ_WORD(0);
- // check for termination
+ /* check for termination */
if(command == 0x8000)
break;
- // already have 2 bytes in queue
+ /* already have 2 bytes in queue */
DSP4.in_index = 2;
DSP4.in_count = 8;
DSP4_WAIT(2);
@@ -1226,7 +1228,7 @@ resume7:
{
sprite_type = 2;
- // shift bytes
+ /* shift bytes */
DSP4.parameters[2] = DSP4.parameters[0];
DSP4.parameters[3] = DSP4.parameters[1];
DSP4.parameters[0] = 0;
diff --git a/source/fxemu.c b/source/fxemu.c
index 1a6ca7b..dd798fd 100644
--- a/source/fxemu.c
+++ b/source/fxemu.c
@@ -22,7 +22,7 @@ void fx_flushCache(void)
void fx_updateRamBank(uint8_t Byte)
{
- // Update BankReg and Bank pointer
+ /* Update BankReg and Bank pointer */
GSU.vRamBankReg = (uint32_t) Byte & (FX_RAM_BANKS - 1);
GSU.pvRamBank = GSU.apvRamBank[Byte & 0x3];
}
diff --git a/source/fxinst.c b/source/fxinst.c
index d48631d..7b79cd5 100644
--- a/source/fxinst.c
+++ b/source/fxinst.c
@@ -851,7 +851,7 @@ static INLINE void fx_cmode(void)
GSU.vPlotOptionReg = SREG;
if (GSU.vPlotOptionReg & 0x10)
- GSU.vScreenHeight = 256; // OBJ Mode (for drawing into sprites)
+ GSU.vScreenHeight = 256; /* OBJ Mode (for drawing into sprites) */
else
GSU.vScreenHeight = GSU.vScreenRealHeight;
diff --git a/source/getset.h b/source/getset.h
index c7f4950..1435348 100644
--- a/source/getset.h
+++ b/source/getset.h
@@ -38,10 +38,10 @@ inline uint8_t S9xGetByte(uint32_t Address)
return S9xGetDSP(Address & 0xffff);
case MAP_SA1RAM:
case MAP_LOROM_SRAM:
- //Address & 0x7FFF - offset into bank
- //Address & 0xFF0000 - bank
- //bank >> 1 | offset = s-ram address, unbound
- //unbound & SRAMMask = Sram offset
+ /*Address & 0x7FFF - offset into bank
+ *Address & 0xFF0000 - bank
+ *bank >> 1 | offset = s-ram address, unbound
+ *unbound & SRAMMask = Sram offset */
return Memory.SRAM[(((Address & 0xFF0000) >> 1) | (Address & 0x7FFF)) &Memory.SRAMMask];
case MAP_RONLY_SRAM:
case MAP_HIROM_SRAM:
@@ -99,10 +99,10 @@ inline uint16_t S9xGetWord(uint32_t Address)
return S9xGetDSP(Address & 0xffff) | (S9xGetDSP((Address + 1) & 0xffff) << 8);
case MAP_SA1RAM:
case MAP_LOROM_SRAM:
- //Address & 0x7FFF - offset into bank
- //Address & 0xFF0000 - bank
- //bank >> 1 | offset = s-ram address, unbound
- //unbound & SRAMMask = Sram offset
+ /*Address & 0x7FFF - offset into bank
+ *Address & 0xFF0000 - bank
+ *bank >> 1 | offset = s-ram address, unbound
+ *unbound & SRAMMask = Sram offset */
/* BJ: no FAST_LSB_WORD_ACCESS here, since if Memory.SRAMMask=0x7ff
* then the high byte doesn't follow the low byte. */
return *(Memory.SRAM + ((((Address & 0xFF0000) >> 1) | (Address & 0x7FFF)) & Memory.SRAMMask)) | ((*(Memory.SRAM + (((((Address + 1) & 0xFF0000) >> 1) | ((Address + 1) & 0x7FFF)) & Memory.SRAMMask))) << 8);
@@ -320,8 +320,8 @@ inline uint8_t* GetBasePointer(uint32_t Address)
return s7r.bank50;
case MAP_SPC7110_ROM:
return Get7110BasePtr(Address);
- case MAP_PPU: //just a guess, but it looks like this should match the CPU as a source.
- case MAP_CPU: //fixes Ogre Battle's green lines
+ case MAP_PPU: /*just a guess, but it looks like this should match the CPU as a source. */
+ case MAP_CPU: /*fixes Ogre Battle's green lines */
case MAP_OBC_RAM:
return Memory.FillRAM;
case MAP_DSP:
diff --git a/source/globals.c b/source/globals.c
index 233ca42..14b8a64 100644
--- a/source/globals.c
+++ b/source/globals.c
@@ -94,12 +94,12 @@ uint8_t BitShifts[8][4] =
{
{2, 2, 2, 2}, /* 0 */
{4, 4, 2, 0}, /* 1 */
- {4, 4, 0, 0}, // 2
- {8, 4, 0, 0}, // 3
- {8, 2, 0, 0}, // 4
- {4, 2, 0, 0}, // 5
- {4, 0, 0, 0}, // 6
- {8, 0, 0, 0} // 7
+ {4, 4, 0, 0}, /* 2 */
+ {8, 4, 0, 0}, /* 3 */
+ {8, 2, 0, 0}, /* 4 */
+ {4, 2, 0, 0}, /* 5 */
+ {4, 0, 0, 0}, /* 6 */
+ {8, 0, 0, 0} /* 7 */
};
uint8_t TileShifts[8][4] =
{