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Invert bitmap pitch

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This commit is contained in:
Anurag Thakur 2022-09-11 18:27:10 +05:30
parent 2fc3e384ed
commit 5424f47eb9
1 changed files with 5 additions and 19 deletions
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24
src/dense/ftdense.c
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@ -65,13 +65,6 @@ swap( long int* a, long int* b )
*b = temp;
}
void
swapold( unsigned char* a, unsigned char* b )
{
unsigned char temp = *a;
*a = *b;
*b = temp;
}
void
dense_render_line( dense_worker* worker, TPos to_x, TPos to_y )
@ -437,17 +430,6 @@ dense_render_glyph( dense_worker* worker, const FT_Bitmap* target )
dest++;
}
for ( int col = 0; col < worker->m_w; col++ )
{
for ( int row = 0; row < worker->m_h / 2; row++ )
{
// printf("Swapping position: %d, %d with %d, %d with rows = %d, cols =
// %d",row,col, worker->m_h-row, col, worker->m_h, worker->m_w);
swapold( target->buffer + worker->m_w * row + col,
target->buffer + ( worker->m_h - row - 1 ) * worker->m_w + col );
}
}
free(worker->m_a);
return error;
}
@ -456,7 +438,7 @@ static int
dense_raster_render( FT_Raster raster, const FT_Raster_Params* params )
{
const FT_Outline* outline = (const FT_Outline*)params->source;
const FT_Bitmap* target_map = params->target;
FT_Bitmap* target_map = params->target;
// dense_worker* worker = malloc( sizeof( dense_worker ) );
dense_worker worker[1];
@ -495,6 +477,10 @@ dense_raster_render( FT_Raster raster, const FT_Raster_Params* params )
{
return 0;
}
// Invert the pitch to account for different +ve y-axis direction in dense array
// (maybe temporary solution)
target_map->pitch *= -1;
return dense_render_glyph( worker, target_map );
}