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https://github.com/TomHarte/CLK.git
synced 2024-12-24 12:30:17 +00:00
Pulled a few things out as constants, zoomed in a little. Still in a 4:3 window though.
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@ -265,14 +265,16 @@ inline void Machine::evaluate_interrupts()
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inline void Machine::update_display()
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{
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const int end_of_hsync = 3 * cycles_per_line;
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const int lines_of_hsync = 3;
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const int end_of_hsync = lines_of_hsync * cycles_per_line;
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const int first_graphics_line = 28;
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if(_frameCycles >= end_of_hsync)
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{
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// assert sync for the first three lines of the display, with a break at the end for horizontal alignment
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if(_outputPosition < end_of_hsync)
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{
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for(int c = 0; c < 3; c++)
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for(int c = 0; c < lines_of_hsync; c++)
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{
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_crt->output_sync(119 * crt_cycles_multiplier);
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_crt->output_blank(9 * crt_cycles_multiplier);
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@ -293,12 +295,10 @@ inline void Machine::update_display()
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}
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else
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{
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// on lines prior to 28 or after or equal to 284, or on a line that is equal to 8 or 9 modulo 10 in a line-spaced mode,
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// the line is then definitely blank.
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bool isBlankLine =
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((_screenMode == 3) || (_screenMode == 6)) ?
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((current_line < 28 || current_line >= 277) || (((current_line - 28)%10) > 7)) :
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((current_line < 28 || current_line >= 284));
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((current_line < first_graphics_line || current_line >= first_graphics_line+248) || (((current_line - first_graphics_line)%10) > 7)) :
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((current_line < first_graphics_line || current_line >= first_graphics_line+256));
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if(isBlankLine)
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{
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@ -319,7 +319,7 @@ inline void Machine::update_display()
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_crt->allocate_write_area(80 * crt_cycles_multiplier);
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_currentLine = (uint8_t *)_crt->get_write_target_for_buffer(0);
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if(current_line == 28)
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if(current_line == first_graphics_line)
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_startLineAddress = _startScreenAddress;
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_currentScreenAddress = _startLineAddress;
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}
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@ -26,7 +26,7 @@ class ElectronDocument: MachineDocument {
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override func windowControllerDidLoadNib(aController: NSWindowController) {
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super.windowControllerDidLoadNib(aController)
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electron.view = openGLView
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// openGLView.frameBounds = CGRectMake(0.1, 0.1, 0.8, 0.8)
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openGLView.frameBounds = CGRectMake(0.0225, 0.0625, 0.75, 0.75)
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}
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override var windowNibName: String? {
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