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Made some minor corrections on the copyback of misplaced write data.

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This commit is contained in:
Thomas Harte 2016-05-09 07:39:57 -04:00
parent 45af963b9a
commit e6a7161e87
1 changed files with 2 additions and 2 deletions
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4
Outputs/CRT/Internals/CRTInputBufferBuilder.cpp
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@ -53,9 +53,9 @@ void CRTInputBufferBuilder::reduce_previous_allocation_to(size_t actual_length)
uint8_t *const image_pointer = _image.get();
// correct if the writing cursor was reset while a client was writing
if(_next_write_x_position == 0 && _next_write_y_position == 0 && _write_target_pointer != 1)
if(_next_write_x_position == 0 && _next_write_y_position == 0)
{
memmove(&image_pointer[1], &image_pointer[_write_target_pointer], actual_length);
memmove(&image_pointer[1], &image_pointer[_write_target_pointer], actual_length * _bytes_per_pixel);
_write_target_pointer = 1;
_last_allocation_amount = actual_length;
_next_write_x_position = (uint16_t)(actual_length + 2);