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Parse images from JSON

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Ted John
2017-12-05 20:35:13 +00:00
committed by Gymnasiast
parent f6fd79eca4
commit bf7c3931e7
3 changed files with 122 additions and 27 deletions
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22
src/openrct2/drawing/Sprite.cpp
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@@ -878,6 +878,28 @@ size_t g1_calculate_data_size(const rct_g1_element * g1)
} while (!endOfLine);
return ptr - g1->offset;
}
else if (g1->flags & G1_FLAG_RLE_COMPRESSION)
{
if (g1->offset == nullptr)
{
return 0;
}
else
{
uint16 * offsets = (uint16 *)g1->offset;
uint8 * ptr = g1->offset + offsets[g1->height - 1];
bool endOfLine = false;
do
{
uint8 chunk0 = *ptr++;
ptr++; // offset
uint8 chunkSize = chunk0 & 0x7F;
ptr += chunkSize;
endOfLine = (chunk0 & 0x80) != 0;
} while (!endOfLine);
return ptr - g1->offset;
}
}
else
{
return g1->width * g1->height;