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Cache bitmap properties in pcx_write_bitmap

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This commit is contained in:
Kp 2016-10-02 00:34:49 +00:00
parent 815a26f32d
commit e11ac102a6
1 changed files with 10 additions and 2 deletions
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12
similar/2d/pcx.cpp
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@ -320,9 +320,17 @@ int pcx_write_bitmap(const char * filename, grs_bitmap * bmp, palette_array_t &p
return PCX_ERROR_WRITING;
}
for (uint_fast32_t i=0; i<bmp->bm_h; i++ ) {
if (!pcx_encode_line( &bmp->get_bitmap_data()[bmp->bm_rowsize*i], bmp->bm_w, PCXfile )) {
{
const uint_fast32_t bm_w = bmp->bm_w;
const uint_fast32_t bm_rowsize = bmp->bm_rowsize;
const auto bm_data = bmp->get_bitmap_data();
const auto e = &bm_data[bm_rowsize * bmp->bm_h];
for (auto i = &bm_data[0]; i != e; i += bm_rowsize)
{
if (!pcx_encode_line(i, bm_w, PCXfile))
{
return PCX_ERROR_WRITING;
}
}
}