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Update etc1.cpp.

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I don't think our version actually has any issues since we added the else
to 0 out r2,g2, and b2. But this just updates it to look more like other
updates to etc1 outside skia.

Bug: chromium:1153993
Change-Id: I78e0b7cdd00fc9f03a2857f3d1b3502a1131a0f7
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/344956
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>
This commit is contained in:
Greg Daniel 2020-12-16 10:20:14 -05:00 committed by Skia Commit-Bot
parent 6eca5793b4
commit 04cf690185
1 changed files with 21 additions and 26 deletions
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7
third_party/etc1/etc1.cpp vendored
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@ -386,7 +386,7 @@ static void etc_encodeBaseColors(etc1_byte* pBaseColors,
const etc1_byte* pColors, etc_compressed* pCompressed) { const etc1_byte* pColors, etc_compressed* pCompressed) {
int r1, g1, b1, r2, g2, b2; // 8 bit base colors for sub-blocks int r1, g1, b1, r2, g2, b2; // 8 bit base colors for sub-blocks
bool differential; bool differential;
{
int r51 = convert8To5(pColors[0]); int r51 = convert8To5(pColors[0]);
int g51 = convert8To5(pColors[1]); int g51 = convert8To5(pColors[1]);
int b51 = convert8To5(pColors[2]); int b51 = convert8To5(pColors[2]);
@ -411,11 +411,6 @@ static void etc_encodeBaseColors(etc1_byte* pBaseColors,
pCompressed->high |= (r51 << 27) | ((7 & dr) << 24) | (g51 << 19) pCompressed->high |= (r51 << 27) | ((7 & dr) << 24) | (g51 << 19)
| ((7 & dg) << 16) | (b51 << 11) | ((7 & db) << 8) | 2; | ((7 & dg) << 16) | (b51 << 11) | ((7 & db) << 8) | 2;
} else { } else {
r2 = g2 = b2 = 0; // to shut the compiler up
}
}
if (!differential) {
int r41 = convert8To4(pColors[0]); int r41 = convert8To4(pColors[0]);
int g41 = convert8To4(pColors[1]); int g41 = convert8To4(pColors[1]);
int b41 = convert8To4(pColors[2]); int b41 = convert8To4(pColors[2]);