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-rw-r--r--source/clip.c90
1 files changed, 45 insertions, 45 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... */
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-02 11:46:25 +0000