6502/CLK
1
0
Fork 0
mirror of https://github.com/TomHarte/CLK.git synced 2024-11-21 21:33:54 +00:00
Code Issues Projects Releases Wiki Activity

Fix accidental skew, off-by-one end of line.

Browse Source
This commit is contained in:
Thomas Harte 2024-09-30 13:20:18 -04:00
parent 276809f76a
commit e5ff4c65b7
1 changed files with 11 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
Components/6845/CRTC6845.hpp
View File

@ -225,11 +225,6 @@ template <class BusHandlerT, Personality personality, CursorType cursor_type> cl
// Horizontal.
//
// Check for end of visible characters.
if(character_counter_ == layout_.horizontal.displayed) {
character_is_visible_ = false;
}
// Update horizontal sync.
if(bus_state_.hsync) {
++hsync_counter_;
@ -238,8 +233,6 @@ template <class BusHandlerT, Personality personality, CursorType cursor_type> cl
if(character_counter_ == layout_.horizontal.start_sync) {
hsync_counter_ = 0;
bus_state_.hsync = true;
printf("Row:%d line:%d refresh:%04x; eom:%d eof:%d newf:%d\n", bus_state_.row_address, row_counter_, bus_state_.refresh_address, eom_latched_, eof_latched_, new_frame);
}
// Check for end-of-line.
@ -250,6 +243,11 @@ template <class BusHandlerT, Personality personality, CursorType cursor_type> cl
character_counter_++;
}
// Check for end of visible characters.
if(character_counter_ == layout_.horizontal.displayed) {
character_is_visible_ = false;
}
//
// End-of-frame.
//
@ -298,7 +296,6 @@ template <class BusHandlerT, Personality personality, CursorType cursor_type> cl
}
if(vsync_counter_ == layout_.vertical.sync_lines) {
printf("\n\n===\n");
bus_state_.vsync = false;
}
}
@ -307,12 +304,6 @@ template <class BusHandlerT, Personality personality, CursorType cursor_type> cl
// Addressing.
//
if(new_frame) {
line_address_ = layout_.start_address;
} else if(character_counter_ == layout_.horizontal.displayed && row_end_hit) {
line_address_ = bus_state_.refresh_address;
}
if(new_frame) {
bus_state_.refresh_address = layout_.start_address;
} else if(character_total_hit) {
@ -320,6 +311,12 @@ template <class BusHandlerT, Personality personality, CursorType cursor_type> cl
} else {
bus_state_.refresh_address = (bus_state_.refresh_address + 1) & RefreshMask;
}
if(new_frame) {
line_address_ = layout_.start_address;
} else if(character_counter_ == layout_.horizontal.displayed && row_end_hit) {
line_address_ = bus_state_.refresh_address;
}
}
}