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Full separate 'lateral' usage is go. Also probably at some point I need to throw in a phase property, which this new flexibility will help with.

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Thomas Harte
2015-08-02 14:32:29 -04:00
parent 3ab6585789
commit 6e52e5df1c
2 changed files with 12 additions and 10 deletions
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Outputs/CRT.cpp
+6 -5
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@@ -58,7 +58,7 @@ void CRT::set_new_timing(int cycles_per_line, int height_of_display)
// width should be 1.0 / _height_of_display, rotated to match the direction
float angle = atan2f(scanSpeedYfl, scanSpeedXfl);
float halfLineWidth = (float)_height_of_display * 1.2f;
float halfLineWidth = (float)_height_of_display * 1.0f;
_widths[0][0] = (sinf(angle) / halfLineWidth) * kCRTFixedPointRange;
_widths[0][1] = (cosf(angle) / halfLineWidth) * kCRTFixedPointRange;
}
@@ -222,8 +222,11 @@ void CRT::advance_cycles(int number_of_cycles, bool hsync_requested, const bool
position_y(1) = (kCRTFixedPointOffset + _rasterPosition.y - width[1]) >> 16;
tex_x(0) = tex_x(1) = tex_x(4) = tex_x;
tex_y(0) = tex_y(4) = tex_y;
tex_y(1) = tex_y + 1;
// these things are constants across the line so just throw them out now
tex_y(0) = tex_y(4) = tex_y(1) = tex_y(2) = tex_y(3) = tex_y(5) = tex_y;
lateral(0) = lateral(4) = lateral(5) = 0;
lateral(1) = lateral(2) = lateral(3) = 1;
}
// advance the raster position as dictated by current sync status
@@ -250,8 +253,6 @@ void CRT::advance_cycles(int number_of_cycles, bool hsync_requested, const bool
// if this is a data or level run then store the end point
tex_x(2) = tex_x(3) = tex_x(5) = tex_x;
tex_y(2) = tex_y(3) = tex_y+1;
tex_y(5) = tex_y;
}
// decrement the number of cycles left to run for and increment the