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Fix formatting

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This commit is contained in:
Isaac Aronson
2023-10-10 08:52:17 -05:00
committed by Sam Lantinga
parent 8e3afd56f5
commit 8d099d8976
1 changed files with 53 additions and 53 deletions
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106
src/video/SDL_blit_A.c
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@@ -965,32 +965,32 @@ static void BlitARGBto565PixelAlpha(SDL_BlitInfo *info)
while (height--) {
/* *INDENT-OFF* */ /* clang-format off */
DUFFS_LOOP4({
Uint32 s = *srcp;
unsigned alpha = s >> 27; /* downscale alpha to 5 bits */
/* FIXME: Here we special-case opaque alpha since the
compositioning used (>>8 instead of /255) doesn't handle
it correctly. Also special-case alpha=0 for speed?
Benchmark this! */
if (alpha) {
if (alpha == (SDL_ALPHA_OPAQUE >> 3)) {
*dstp = (Uint16)((s >> 8 & 0xf800) + (s >> 5 & 0x7e0) + (s >> 3 & 0x1f));
} else {
Uint32 d = *dstp;
/*
* convert source and destination to G0RAB65565
* and blend all components at the same time
*/
s = ((s & 0xfc00) << 11) + (s >> 8 & 0xf800)
+ (s >> 3 & 0x1f);
d = (d | d << 16) & 0x07e0f81f;
d += (s - d) * alpha >> 5;
d &= 0x07e0f81f;
*dstp = (Uint16)(d | d >> 16);
}
}
srcp++;
dstp++;
}, width);
Uint32 s = *srcp;
unsigned alpha = s >> 27; /* downscale alpha to 5 bits */
/* FIXME: Here we special-case opaque alpha since the
compositioning used (>>8 instead of /255) doesn't handle
it correctly. Also special-case alpha=0 for speed?
Benchmark this! */
if (alpha) {
if (alpha == (SDL_ALPHA_OPAQUE >> 3)) {
*dstp = (Uint16)((s >> 8 & 0xf800) + (s >> 5 & 0x7e0) + (s >> 3 & 0x1f));
} else {
Uint32 d = *dstp;
/*
* convert source and destination to G0RAB65565
* and blend all components at the same time
*/
s = ((s & 0xfc00) << 11) + (s >> 8 & 0xf800)
+ (s >> 3 & 0x1f);
d = (d | d << 16) & 0x07e0f81f;
d += (s - d) * alpha >> 5;
d &= 0x07e0f81f;
*dstp = (Uint16)(d | d >> 16);
}
}
srcp++;
dstp++;
}, width);
/* *INDENT-ON* */ /* clang-format on */
srcp += srcskip;
dstp += dstskip;
@@ -1010,33 +1010,33 @@ static void BlitARGBto555PixelAlpha(SDL_BlitInfo *info)
while (height--) {
/* *INDENT-OFF* */ /* clang-format off */
DUFFS_LOOP4({
unsigned alpha;
Uint32 s = *srcp;
alpha = s >> 27; /* downscale alpha to 5 bits */
/* FIXME: Here we special-case opaque alpha since the
compositioning used (>>8 instead of /255) doesn't handle
it correctly. Also special-case alpha=0 for speed?
Benchmark this! */
if (alpha) {
if (alpha == (SDL_ALPHA_OPAQUE >> 3)) {
*dstp = (Uint16)((s >> 9 & 0x7c00) + (s >> 6 & 0x3e0) + (s >> 3 & 0x1f));
} else {
Uint32 d = *dstp;
/*
* convert source and destination to G0RAB65565
* and blend all components at the same time
*/
s = ((s & 0xf800) << 10) + (s >> 9 & 0x7c00)
+ (s >> 3 & 0x1f);
d = (d | d << 16) & 0x03e07c1f;
d += (s - d) * alpha >> 5;
d &= 0x03e07c1f;
*dstp = (Uint16)(d | d >> 16);
}
}
srcp++;
dstp++;
}, width);
unsigned alpha;
Uint32 s = *srcp;
alpha = s >> 27; /* downscale alpha to 5 bits */
/* FIXME: Here we special-case opaque alpha since the
compositioning used (>>8 instead of /255) doesn't handle
it correctly. Also special-case alpha=0 for speed?
Benchmark this! */
if (alpha) {
if (alpha == (SDL_ALPHA_OPAQUE >> 3)) {
*dstp = (Uint16)((s >> 9 & 0x7c00) + (s >> 6 & 0x3e0) + (s >> 3 & 0x1f));
} else {
Uint32 d = *dstp;
/*
* convert source and destination to G0RAB65565
* and blend all components at the same time
*/
s = ((s & 0xf800) << 10) + (s >> 9 & 0x7c00)
+ (s >> 3 & 0x1f);
d = (d | d << 16) & 0x03e07c1f;
d += (s - d) * alpha >> 5;
d &= 0x03e07c1f;
*dstp = (Uint16)(d | d >> 16);
}
}
srcp++;
dstp++;
}, width);
/* *INDENT-ON* */ /* clang-format on */
srcp += srcskip;
dstp += dstskip;