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Merge pull request #547 from TomHarte/VicUB

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Fixes undefined behaviour resulting from uninitialised VIC state.
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Thomas Harte 2018-09-10 22:35:14 -04:00 committed by GitHub
commit 61272cfe20
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1 changed files with 3 additions and 3 deletions
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Components/6560/6560.hpp
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@ -451,12 +451,12 @@ template <class BusHandler> class MOS6560 {
// register state
struct {
bool interlaced, tall_characters;
bool interlaced = false, tall_characters = false;
uint8_t first_column_location, first_row_location;
uint8_t number_of_columns, number_of_rows;
uint16_t character_cell_start_address, video_matrix_start_address;
uint16_t backgroundColour, borderColour, auxiliary_colour;
bool invertedCells;
bool invertedCells = false;
uint8_t direct_values[16];
} registers_;
@ -493,7 +493,7 @@ template <class BusHandler> class MOS6560 {
}
// latches dictating start and length of drawing
bool vertical_drawing_latch_, horizontal_drawing_latch_;
bool vertical_drawing_latch_ = false, horizontal_drawing_latch_ = false;
int rows_this_field_, columns_this_line_;
// current drawing position counter