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Quite decent match

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This commit is contained in:
jonschz 2025-05-09 20:14:36 +02:00
parent b91f8d37da
commit 9ca9ec60c1
1 changed files with 37 additions and 30 deletions
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67
LEGO1/omni/src/video/flic.cpp
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@ -384,7 +384,8 @@ void DecodeSS2(LPBITMAPINFOHEADER p_bitmapHeader, BYTE* p_pixelData, BYTE* p_dat
row += token;
row_loop:
while (TRUE) {
// while (TRUE) {
do {
// LINE: BETA10 0x1013e692
token = *(short*) data;
data += 2;
@ -392,7 +393,7 @@ void DecodeSS2(LPBITMAPINFOHEADER p_bitmapHeader, BYTE* p_pixelData, BYTE* p_dat
if (token >= 0) {
goto column_loop_2;
}
// TODO: Can't get this if-check to be quite right. Maybe a union type?
// TODO: Can't get this if-check to be quite right. Union type didn't help either
if (token & 0x4000) {
goto weird_code;
}
@ -405,50 +406,56 @@ void DecodeSS2(LPBITMAPINFOHEADER p_bitmapHeader, BYTE* p_pixelData, BYTE* p_dat
if (!token) {
row--;
if (--lines > 0) {
continue;
goto row_loop;
}
return;
break;
}
}
break;
// }
column_loop_2:
// LINE: BETA10 0x1013e71e
short column = xofs;
column_loop:
column += *data++;
// LINE: BETA10 0x1013e73a
short type = *(char*) data++;
type += type;
// do {
column_loop_inner:
// LINE: BETA10 0x1013e726
column += *data++;
// LINE: BETA10 0x1013e73a
short type = *(char*) data++;
type += type;
if (type >= 0) {
WritePixels(p_bitmapHeader, p_pixelData, column, row, (BYTE*) data, type);
if (type >= 0) {
WritePixels(p_bitmapHeader, p_pixelData, column, row, (BYTE*) data, type);
column += type;
data += type;
// LINE: BETA10 0x1013e797
if (--token != 0) {
goto column_loop_inner;
}
row--;
if (--lines > 0) {
goto row_loop;
}
break;
}
type = -type;
WORD* p_pixel = (WORD*) data;
data += 2;
WritePixelPairs(p_bitmapHeader, p_pixelData, column, row, *p_pixel, type >> 1);
column += type;
data += type;
// LINE: BETA10 0x1013e797
// LINE: BETA10 0x1013e813
if (--token != 0) {
goto column_loop;
// Should be equivalent to `continue`, but it doesn't produce the same assembly
goto column_loop_inner;
}
row--;
if (--lines > 0) {
goto row_loop;
}
return;
}
type = -type;
WORD* p_pixel = (WORD*) data;
data += 2;
WritePixelPairs(p_bitmapHeader, p_pixelData, column, row, *p_pixel, type >> 1);
column += type;
// LINE: BETA10 0x1013e813
if (--token != 0) {
goto column_loop;
}
row--;
if (--lines > 0) {
goto row_loop;
}
} while (0);
}
// FUNCTION: LEGO1 0x100bdc00